Message ID | 20201022070715.14759-6-padmarao.begari@microchip.com |
---|---|
State | Superseded |
Delegated to: | Andes |
Headers | show |
Series | Microchip PolarFire SoC support | expand |
On Thu, Oct 22, 2020 at 12:53 PM Padmarao Begari <padmarao.begari@microchip.com> wrote: > > Add device tree for Microchip PolarFire SoC Icicle Kit. > > Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> > --- > arch/riscv/dts/Makefile | 1 + > arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ > 2 files changed, 427 insertions(+) > create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts > > diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile > index 3a6f96c67d..48c43bd122 100644 > --- a/arch/riscv/dts/Makefile > +++ b/arch/riscv/dts/Makefile > @@ -3,6 +3,7 @@ > dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb > dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb > dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb > +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb > > targets += $(dtb-y) > > diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts b/arch/riscv/dts/microchip-icicle-kit-a000.dts > new file mode 100644 > index 0000000000..7110d2a78b > --- /dev/null > +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts > @@ -0,0 +1,426 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* Copyright (c) 2020 Microchip Technology Inc */ > + > +/dts-v1/; > +#include "dt-bindings/clock/microchip,pfsoc-clock.h" > + > +/* Clock frequency (in Hz) of the rtcclk */ > +#define RTCCLK_FREQ 1000000 > + > +/ { > + #address-cells = <2>; > + #size-cells = <2>; > + model = "Microchip PolarFire-SoC"; > + compatible = "microchip,polarfire-soc"; > + > + aliases { > + serial0 = &uart0; > + ethernet0 = &emac1; > + }; > + > + chosen { > + stdout-path = "serial0"; > + }; > + > + cpucomplex: cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + timebase-frequency = <RTCCLK_FREQ>; > + cpu0: cpu@0 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,e51", "sifive,rocket0", "riscv"; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <128>; > + i-cache-size = <16384>; > + reg = <0>; > + riscv,isa = "rv64imac"; > + status = "disabled"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu0intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu1: cpu@1 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <1>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu1intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu2: cpu@2 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <2>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu2intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu3: cpu@3 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <3>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu3intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu4: cpu@4 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <4>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu4intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + }; > + refclk: refclk { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <600000000>; > + clock-output-names = "msspllclk"; > + }; > + ddr: memory@80000000 { > + device_type = "memory"; > + reg = <0x0 0x80000000 0x0 0x40000000>; > + clocks = <&clkcfg CLK_DDRC>; > + }; > + soc: soc { > + #address-cells = <2>; > + #size-cells = <2>; > + compatible = "sifive,fu540-c000", "sifive,fu540", "simple-bus"; Please drop "fu540" related compatible strings from "soc" DT node. > + ranges; > + clint0: clint@2000000 { > + compatible = "riscv,clint0"; > + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 > + &cpu1intc 3 &cpu1intc 7 > + &cpu2intc 3 &cpu2intc 7 > + &cpu3intc 3 &cpu3intc 7 > + &cpu4intc 3 &cpu4intc 7>; > + reg = <0x0 0x2000000 0x0 0x10000>; > + reg-names = "control"; > + clock-frequency = <RTCCLK_FREQ>; > + }; > + cachecontroller: cache-controller@2010000 { > + compatible = "sifive,fu540-c000-ccache", "cache"; > + cache-block-size = <64>; > + cache-level = <2>; > + cache-sets = <1024>; > + cache-size = <2097152>; > + cache-unified; > + interrupt-parent = <&plic>; > + interrupts = <1 2 3>; > + reg = <0x0 0x2010000 0x0 0x1000>; > + }; > + dma: dma@3000000 { > + compatible = "sifive,fu540-c000-pdma"; > + reg = <0x0 0x3000000 0x0 0x8000>; > + interrupt-parent = <&plic>; > + interrupts = <23 24 25 26 27 28 29 30>; > + #dma-cells = <1>; > + }; > + plic: interrupt-controller@c000000 { > + #interrupt-cells = <1>; > + compatible = "sifive,plic-1.0.0"; > + reg = <0x0 0xc000000 0x0 0x4000000>; > + riscv,max-priority = <7>; > + riscv,ndev = <186>; > + interrupt-controller; > + interrupts-extended = < > + &cpu0intc 11 > + &cpu1intc 11 &cpu1intc 9 > + &cpu2intc 11 &cpu2intc 9 > + &cpu3intc 11 &cpu3intc 9 > + &cpu4intc 11 &cpu4intc 9>; > + }; > + uart0: serial@20000000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20000000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <90>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART0>; > + status = "okay"; > + }; > + clkcfg: clkcfg@20002000 { > + compatible = "microchip,pfsoc-clkcfg"; > + reg = <0x0 0x20002000 0x0 0x1000>; > + reg-names = "mss_sysreg"; > + clocks = <&refclk>; > + #clock-cells = <1>; > + clock-output-names = "cpu", "axi", "ahb", "envm", > + "mac0", "mac1", "mmc", "timer", > + "mmuart0", "mmuart1", "mmuart2", > + "mmuart3", "mmuart4", "spi0", "spi1", > + "i2c0", "i2c1", "can0", "can1", "usb", > + "reserved", "rtc", "qspi", "gpio0", > + "gpio1", "gpio2", "ddrc", "fic0", > + "fic1", "fic2", "fic3", "athena", > + "cfm"; > + }; > + emmc: mmc@20008000 { > + compatible = "cdns,sd4hc"; > + reg = <0x0 0x20008000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <88 89>; > + pinctrl-names = "default"; > + clocks = <&clkcfg CLK_MMC>; > + bus-width = <4>; > + cap-mmc-highspeed; > + mmc-ddr-3_3v; > + max-frequency = <200000000>; > + non-removable; > + no-sd; > + no-sdio; > + voltage-ranges = <3300 3300>; > + status = "okay"; > + }; > + sdcard: sd@20008000 { > + compatible = "cdns,sd4hc"; > + reg = <0x0 0x20008000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <88>; > + pinctrl-names = "default"; > + clocks = <&clkcfg CLK_MMC>; > + bus-width = <4>; > + disable-wp; > + cap-sd-highspeed; > + card-detect-delay = <200>; > + sd-uhs-sdr12; > + sd-uhs-sdr25; > + sd-uhs-sdr50; > + sd-uhs-sdr104; > + max-frequency = <200000000>; > + status = "disabled"; > + }; > + uart1: serial@20100000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20100000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <91>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART1>; > + status = "okay"; > + }; > + uart2: serial@20102000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20102000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <92>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART2>; > + status = "okay"; > + }; > + uart3: serial@20104000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20104000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <93>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART3>; > + status = "okay"; > + }; > + i2c0: i2c@02010a000 { > + #address-cells = <1>; > + #size-cells = <0>; > + compatible = "microsemi,ms-pf-mss-i2c"; > + reg = <0x0 0x2010a000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <58>; > + clocks = <&clkcfg CLK_I2C0>; > + status = "disabled"; > + }; > + i2c1: i2c@02010b000 { > + #address-cells = <1>; > + #size-cells = <0>; > + compatible = "microsemi,ms-pf-mss-i2c"; > + reg = <0x0 0x2010b000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <61>; > + clocks = <&clkcfg CLK_I2C1>; > + status = "disabled"; > + pac193x@0x10 { > + compatible = "microchip,pac1934"; > + reg = <0x10>; > + samp-rate = <64>; > + status = "disabled"; > + ch1: channel@0 { > + uohms-shunt-res = <10000>; > + rail-name = "VDD"; > + channel_enabled; > + }; > + ch2: channel@1 { > + uohms-shunt-res = <10000>; > + rail-name = "VDDA25"; > + channel_enabled; > + }; > + ch3: channel@2 { > + uohms-shunt-res = <10000>; > + rail-name = "VDD25"; > + channel_enabled; > + }; > + ch4: channel@3 { > + uohms-shunt-res = <10000>; > + rail-name = "VDDA"; > + channel_enabled; > + }; > + }; > + }; > + emac0: ethernet@20110000 { > + compatible = "cdns,macb"; > + reg = <0x0 0x20110000 0x0 0x2000>; > + interrupt-parent = <&plic>; > + interrupts = <64 65 66 67>; > + mac-address = [00 00 00 00 00 00]; > + phy-mode = "sgmii"; > + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; > + clock-names = "pclk", "hclk"; > + status = "disabled"; > + > + #address-cells = <1>; > + #size-cells = <0>; > + phy0: ethernet-phy@8 { > + reg = <8>; > + ti,fifo-depth = <0x01>; > + }; > + }; > + emac1: ethernet@20112000 { > + compatible = "cdns,macb"; > + reg = <0x0 0x20112000 0x0 0x2000>; > + interrupt-parent = <&plic>; > + interrupts = <70 71 72 73>; > + mac-address = [00 00 00 00 00 00]; > + phy-mode = "sgmii"; > + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; > + clock-names = "pclk", "hclk"; > + status = "okay"; > + > + #address-cells = <1>; > + #size-cells = <0>; > + phy1: ethernet-phy@9 { > + reg = <9>; > + ti,fifo-depth = <0x01>; > + }; > + }; > + gpio: gpio@0x20122000 { > + compatible = "microsemi,ms-pf-mss-gpio"; > + interrupt-parent = <&plic>; > + interrupts = <13 14 15 16 17 18 19 20 21 22 23 24 25 26 > + 27 28 29 30 31 32 33 34 35 36 37 38 39 > + 40 41 42 43 44>; > + gpio-controller; > + clocks = <&clkcfg CLK_GPIO2>; > + reg = <0x00 0x20122000 0x0 0x1000>; > + reg-names = "control"; > + #gpio-cells = <2>; > + status = "disabled"; > + }; > + }; > +}; > -- > 2.17.1 > Apart from above, looks good to me. Reviewed-by: Anup Patel <anup.patel@wdc.com> Regards, Anup
On Thu, Oct 22, 2020 at 3:23 PM Padmarao Begari <padmarao.begari@microchip.com> wrote: > > Add device tree for Microchip PolarFire SoC Icicle Kit. > > Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> > --- > arch/riscv/dts/Makefile | 1 + > arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ > 2 files changed, 427 insertions(+) > create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts > > diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile > index 3a6f96c67d..48c43bd122 100644 > --- a/arch/riscv/dts/Makefile > +++ b/arch/riscv/dts/Makefile > @@ -3,6 +3,7 @@ > dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb > dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb > dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb > +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb > > targets += $(dtb-y) > > diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts b/arch/riscv/dts/microchip-icicle-kit-a000.dts > new file mode 100644 > index 0000000000..7110d2a78b > --- /dev/null > +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts > @@ -0,0 +1,426 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* Copyright (c) 2020 Microchip Technology Inc */ > + > +/dts-v1/; > +#include "dt-bindings/clock/microchip,pfsoc-clock.h" > + > +/* Clock frequency (in Hz) of the rtcclk */ > +#define RTCCLK_FREQ 1000000 > + > +/ { > + #address-cells = <2>; > + #size-cells = <2>; > + model = "Microchip PolarFire-SoC"; > + compatible = "microchip,polarfire-soc"; > + > + aliases { > + serial0 = &uart0; > + ethernet0 = &emac1; > + }; > + > + chosen { > + stdout-path = "serial0"; > + }; > + > + cpucomplex: cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + timebase-frequency = <RTCCLK_FREQ>; > + cpu0: cpu@0 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,e51", "sifive,rocket0", "riscv"; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <128>; > + i-cache-size = <16384>; > + reg = <0>; > + riscv,isa = "rv64imac"; > + status = "disabled"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu0intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu1: cpu@1 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <1>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu1intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu2: cpu@2 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <2>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu2intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu3: cpu@3 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <3>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu3intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + cpu4: cpu@4 { > + clocks = <&clkcfg CLK_CPU>; > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > + d-cache-block-size = <64>; > + d-cache-sets = <64>; > + d-cache-size = <32768>; > + d-tlb-sets = <1>; > + d-tlb-size = <32>; > + device_type = "cpu"; > + i-cache-block-size = <64>; > + i-cache-sets = <64>; > + i-cache-size = <32768>; > + i-tlb-sets = <1>; > + i-tlb-size = <32>; > + mmu-type = "riscv,sv39"; > + reg = <4>; > + riscv,isa = "rv64imafdc"; > + tlb-split; > + status = "okay"; > + operating-points = < > + /* kHz uV */ > + 600000 1100000 > + 300000 950000 > + 150000 750000 > + >; > + cpu4intc: interrupt-controller { > + #interrupt-cells = <1>; > + compatible = "riscv,cpu-intc"; > + interrupt-controller; > + }; > + }; > + }; > + refclk: refclk { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <600000000>; > + clock-output-names = "msspllclk"; > + }; > + ddr: memory@80000000 { > + device_type = "memory"; > + reg = <0x0 0x80000000 0x0 0x40000000>; > + clocks = <&clkcfg CLK_DDRC>; > + }; > + soc: soc { > + #address-cells = <2>; > + #size-cells = <2>; > + compatible = "sifive,fu540-c000", "sifive,fu540", "simple-bus"; > + ranges; > + clint0: clint@2000000 { > + compatible = "riscv,clint0"; > + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 > + &cpu1intc 3 &cpu1intc 7 > + &cpu2intc 3 &cpu2intc 7 > + &cpu3intc 3 &cpu3intc 7 > + &cpu4intc 3 &cpu4intc 7>; > + reg = <0x0 0x2000000 0x0 0x10000>; > + reg-names = "control"; > + clock-frequency = <RTCCLK_FREQ>; > + }; > + cachecontroller: cache-controller@2010000 { > + compatible = "sifive,fu540-c000-ccache", "cache"; > + cache-block-size = <64>; > + cache-level = <2>; > + cache-sets = <1024>; > + cache-size = <2097152>; > + cache-unified; > + interrupt-parent = <&plic>; > + interrupts = <1 2 3>; > + reg = <0x0 0x2010000 0x0 0x1000>; > + }; > + dma: dma@3000000 { > + compatible = "sifive,fu540-c000-pdma"; > + reg = <0x0 0x3000000 0x0 0x8000>; > + interrupt-parent = <&plic>; > + interrupts = <23 24 25 26 27 28 29 30>; > + #dma-cells = <1>; > + }; > + plic: interrupt-controller@c000000 { > + #interrupt-cells = <1>; > + compatible = "sifive,plic-1.0.0"; > + reg = <0x0 0xc000000 0x0 0x4000000>; > + riscv,max-priority = <7>; > + riscv,ndev = <186>; > + interrupt-controller; > + interrupts-extended = < > + &cpu0intc 11 > + &cpu1intc 11 &cpu1intc 9 > + &cpu2intc 11 &cpu2intc 9 > + &cpu3intc 11 &cpu3intc 9 > + &cpu4intc 11 &cpu4intc 9>; > + }; > + uart0: serial@20000000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20000000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <90>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART0>; > + status = "okay"; > + }; > + clkcfg: clkcfg@20002000 { > + compatible = "microchip,pfsoc-clkcfg"; > + reg = <0x0 0x20002000 0x0 0x1000>; > + reg-names = "mss_sysreg"; > + clocks = <&refclk>; > + #clock-cells = <1>; > + clock-output-names = "cpu", "axi", "ahb", "envm", > + "mac0", "mac1", "mmc", "timer", > + "mmuart0", "mmuart1", "mmuart2", > + "mmuart3", "mmuart4", "spi0", "spi1", > + "i2c0", "i2c1", "can0", "can1", "usb", > + "reserved", "rtc", "qspi", "gpio0", > + "gpio1", "gpio2", "ddrc", "fic0", > + "fic1", "fic2", "fic3", "athena", > + "cfm"; > + }; > + emmc: mmc@20008000 { > + compatible = "cdns,sd4hc"; > + reg = <0x0 0x20008000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <88 89>; > + pinctrl-names = "default"; > + clocks = <&clkcfg CLK_MMC>; > + bus-width = <4>; > + cap-mmc-highspeed; > + mmc-ddr-3_3v; > + max-frequency = <200000000>; > + non-removable; > + no-sd; > + no-sdio; > + voltage-ranges = <3300 3300>; > + status = "okay"; > + }; > + sdcard: sd@20008000 { Will there be any warning that two nodes have the same reg address? > + compatible = "cdns,sd4hc"; > + reg = <0x0 0x20008000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <88>; > + pinctrl-names = "default"; > + clocks = <&clkcfg CLK_MMC>; > + bus-width = <4>; > + disable-wp; > + cap-sd-highspeed; > + card-detect-delay = <200>; > + sd-uhs-sdr12; > + sd-uhs-sdr25; > + sd-uhs-sdr50; > + sd-uhs-sdr104; > + max-frequency = <200000000>; > + status = "disabled"; > + }; > + uart1: serial@20100000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20100000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <91>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART1>; > + status = "okay"; > + }; > + uart2: serial@20102000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20102000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <92>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART2>; > + status = "okay"; > + }; > + uart3: serial@20104000 { > + compatible = "ns16550a"; > + reg = <0x0 0x20104000 0x0 0x400>; > + reg-io-width = <4>; > + reg-shift = <2>; > + interrupt-parent = <&plic>; > + interrupts = <93>; > + clock-frequency = <150000000>; > + clocks = <&clkcfg CLK_MMUART3>; > + status = "okay"; > + }; > + i2c0: i2c@02010a000 { > + #address-cells = <1>; > + #size-cells = <0>; > + compatible = "microsemi,ms-pf-mss-i2c"; > + reg = <0x0 0x2010a000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <58>; > + clocks = <&clkcfg CLK_I2C0>; > + status = "disabled"; > + }; > + i2c1: i2c@02010b000 { > + #address-cells = <1>; > + #size-cells = <0>; > + compatible = "microsemi,ms-pf-mss-i2c"; > + reg = <0x0 0x2010b000 0x0 0x1000>; > + interrupt-parent = <&plic>; > + interrupts = <61>; > + clocks = <&clkcfg CLK_I2C1>; > + status = "disabled"; > + pac193x@0x10 { > + compatible = "microchip,pac1934"; > + reg = <0x10>; > + samp-rate = <64>; > + status = "disabled"; > + ch1: channel@0 { > + uohms-shunt-res = <10000>; > + rail-name = "VDD"; > + channel_enabled; > + }; > + ch2: channel@1 { > + uohms-shunt-res = <10000>; > + rail-name = "VDDA25"; > + channel_enabled; > + }; > + ch3: channel@2 { > + uohms-shunt-res = <10000>; > + rail-name = "VDD25"; > + channel_enabled; > + }; > + ch4: channel@3 { > + uohms-shunt-res = <10000>; > + rail-name = "VDDA"; > + channel_enabled; > + }; > + }; > + }; > + emac0: ethernet@20110000 { > + compatible = "cdns,macb"; > + reg = <0x0 0x20110000 0x0 0x2000>; > + interrupt-parent = <&plic>; > + interrupts = <64 65 66 67>; > + mac-address = [00 00 00 00 00 00]; > + phy-mode = "sgmii"; > + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; > + clock-names = "pclk", "hclk"; > + status = "disabled"; > + > + #address-cells = <1>; > + #size-cells = <0>; > + phy0: ethernet-phy@8 { > + reg = <8>; > + ti,fifo-depth = <0x01>; > + }; > + }; > + emac1: ethernet@20112000 { > + compatible = "cdns,macb"; > + reg = <0x0 0x20112000 0x0 0x2000>; > + interrupt-parent = <&plic>; > + interrupts = <70 71 72 73>; > + mac-address = [00 00 00 00 00 00]; > + phy-mode = "sgmii"; > + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; > + clock-names = "pclk", "hclk"; > + status = "okay"; > + > + #address-cells = <1>; > + #size-cells = <0>; > + phy1: ethernet-phy@9 { > + reg = <9>; > + ti,fifo-depth = <0x01>; > + }; > + }; > + gpio: gpio@0x20122000 { > + compatible = "microsemi,ms-pf-mss-gpio"; > + interrupt-parent = <&plic>; > + interrupts = <13 14 15 16 17 18 19 20 21 22 23 24 25 26 > + 27 28 29 30 31 32 33 34 35 36 37 38 39 > + 40 41 42 43 44>; > + gpio-controller; > + clocks = <&clkcfg CLK_GPIO2>; > + reg = <0x00 0x20122000 0x0 0x1000>; > + reg-names = "control"; > + #gpio-cells = <2>; > + status = "disabled"; > + }; > + }; > +}; Is there any Linux kernel upstream plan for the device tree? To align with the FU540, it's better to keep the U-Boot specific dts fragment into a -uboot.dtsi file. Regards, Bin
On Mon, Oct 26, 2020 at 6:14 AM Bin Meng <bmeng.cn@gmail.com> wrote: > > On Thu, Oct 22, 2020 at 3:23 PM Padmarao Begari > <padmarao.begari@microchip.com> wrote: > > > > Add device tree for Microchip PolarFire SoC Icicle Kit. > > > > Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> > > --- > > arch/riscv/dts/Makefile | 1 + > > arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ > > 2 files changed, 427 insertions(+) > > create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts > > > > diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile > > index 3a6f96c67d..48c43bd122 100644 > > --- a/arch/riscv/dts/Makefile > > +++ b/arch/riscv/dts/Makefile > > @@ -3,6 +3,7 @@ > > dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb > > dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb > > dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb > > +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb > > > > targets += $(dtb-y) > > > > diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > new file mode 100644 > > index 0000000000..7110d2a78b > > --- /dev/null > > +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > @@ -0,0 +1,426 @@ > > +// SPDX-License-Identifier: GPL-2.0+ > > +/* Copyright (c) 2020 Microchip Technology Inc */ > > + > > +/dts-v1/; > > +#include "dt-bindings/clock/microchip,pfsoc-clock.h" > > + > > +/* Clock frequency (in Hz) of the rtcclk */ > > +#define RTCCLK_FREQ 1000000 > > + > > +/ { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + model = "Microchip PolarFire-SoC"; > > + compatible = "microchip,polarfire-soc"; > > + > > + aliases { > > + serial0 = &uart0; > > + ethernet0 = &emac1; > > + }; > > + > > + chosen { > > + stdout-path = "serial0"; > > + }; > > + > > + cpucomplex: cpus { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + timebase-frequency = <RTCCLK_FREQ>; > > + cpu0: cpu@0 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,e51", "sifive,rocket0", "riscv"; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <128>; > > + i-cache-size = <16384>; > > + reg = <0>; > > + riscv,isa = "rv64imac"; > > + status = "disabled"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu0intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu1: cpu@1 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <1>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu1intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu2: cpu@2 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <2>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu2intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu3: cpu@3 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <3>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu3intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu4: cpu@4 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <4>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu4intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + }; > > + refclk: refclk { > > + compatible = "fixed-clock"; > > + #clock-cells = <0>; > > + clock-frequency = <600000000>; > > + clock-output-names = "msspllclk"; > > + }; Any specific reason for keeping refclk outside soc node ? > > + ddr: memory@80000000 { > > + device_type = "memory"; > > + reg = <0x0 0x80000000 0x0 0x40000000>; > > + clocks = <&clkcfg CLK_DDRC>; > > + }; > > + soc: soc { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + compatible = "sifive,fu540-c000", "sifive,fu540", "simple-bus"; > > + ranges; > > + clint0: clint@2000000 { > > + compatible = "riscv,clint0"; > > + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 > > + &cpu1intc 3 &cpu1intc 7 > > + &cpu2intc 3 &cpu2intc 7 > > + &cpu3intc 3 &cpu3intc 7 > > + &cpu4intc 3 &cpu4intc 7>; > > + reg = <0x0 0x2000000 0x0 0x10000>; > > + reg-names = "control"; > > + clock-frequency = <RTCCLK_FREQ>; > > + }; > > + cachecontroller: cache-controller@2010000 { > > + compatible = "sifive,fu540-c000-ccache", "cache"; > > + cache-block-size = <64>; > > + cache-level = <2>; > > + cache-sets = <1024>; > > + cache-size = <2097152>; > > + cache-unified; > > + interrupt-parent = <&plic>; > > + interrupts = <1 2 3>; > > + reg = <0x0 0x2010000 0x0 0x1000>; > > + }; > > + dma: dma@3000000 { > > + compatible = "sifive,fu540-c000-pdma"; > > + reg = <0x0 0x3000000 0x0 0x8000>; > > + interrupt-parent = <&plic>; > > + interrupts = <23 24 25 26 27 28 29 30>; > > + #dma-cells = <1>; > > + }; > > + plic: interrupt-controller@c000000 { > > + #interrupt-cells = <1>; > > + compatible = "sifive,plic-1.0.0"; > > + reg = <0x0 0xc000000 0x0 0x4000000>; > > + riscv,max-priority = <7>; > > + riscv,ndev = <186>; > > + interrupt-controller; > > + interrupts-extended = < > > + &cpu0intc 11 > > + &cpu1intc 11 &cpu1intc 9 > > + &cpu2intc 11 &cpu2intc 9 > > + &cpu3intc 11 &cpu3intc 9 > > + &cpu4intc 11 &cpu4intc 9>; > > + }; > > + uart0: serial@20000000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20000000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <90>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART0>; > > + status = "okay"; > > + }; > > + clkcfg: clkcfg@20002000 { > > + compatible = "microchip,pfsoc-clkcfg"; > > + reg = <0x0 0x20002000 0x0 0x1000>; > > + reg-names = "mss_sysreg"; > > + clocks = <&refclk>; > > + #clock-cells = <1>; > > + clock-output-names = "cpu", "axi", "ahb", "envm", > > + "mac0", "mac1", "mmc", "timer", > > + "mmuart0", "mmuart1", "mmuart2", > > + "mmuart3", "mmuart4", "spi0", "spi1", > > + "i2c0", "i2c1", "can0", "can1", "usb", > > + "reserved", "rtc", "qspi", "gpio0", > > + "gpio1", "gpio2", "ddrc", "fic0", > > + "fic1", "fic2", "fic3", "athena", > > + "cfm"; > > + }; > > + emmc: mmc@20008000 { > > + compatible = "cdns,sd4hc"; > > + reg = <0x0 0x20008000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <88 89>; > > + pinctrl-names = "default"; > > + clocks = <&clkcfg CLK_MMC>; > > + bus-width = <4>; > > + cap-mmc-highspeed; > > + mmc-ddr-3_3v; > > + max-frequency = <200000000>; > > + non-removable; > > + no-sd; > > + no-sdio; > > + voltage-ranges = <3300 3300>; > > + status = "okay"; > > + }; > > + sdcard: sd@20008000 { > > Will there be any warning that two nodes have the same reg address? > > > + compatible = "cdns,sd4hc"; > > + reg = <0x0 0x20008000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <88>; > > + pinctrl-names = "default"; > > + clocks = <&clkcfg CLK_MMC>; > > + bus-width = <4>; > > + disable-wp; > > + cap-sd-highspeed; > > + card-detect-delay = <200>; > > + sd-uhs-sdr12; > > + sd-uhs-sdr25; > > + sd-uhs-sdr50; > > + sd-uhs-sdr104; > > + max-frequency = <200000000>; > > + status = "disabled"; > > + }; > > + uart1: serial@20100000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20100000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <91>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART1>; > > + status = "okay"; > > + }; > > + uart2: serial@20102000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20102000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <92>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART2>; > > + status = "okay"; > > + }; > > + uart3: serial@20104000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20104000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <93>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART3>; > > + status = "okay"; > > + }; > > + i2c0: i2c@02010a000 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + compatible = "microsemi,ms-pf-mss-i2c"; > > + reg = <0x0 0x2010a000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <58>; > > + clocks = <&clkcfg CLK_I2C0>; > > + status = "disabled"; > > + }; > > + i2c1: i2c@02010b000 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + compatible = "microsemi,ms-pf-mss-i2c"; > > + reg = <0x0 0x2010b000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <61>; > > + clocks = <&clkcfg CLK_I2C1>; > > + status = "disabled"; > > + pac193x@0x10 { > > + compatible = "microchip,pac1934"; > > + reg = <0x10>; > > + samp-rate = <64>; > > + status = "disabled"; > > + ch1: channel@0 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDD"; > > + channel_enabled; > > + }; > > + ch2: channel@1 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDDA25"; > > + channel_enabled; > > + }; > > + ch3: channel@2 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDD25"; > > + channel_enabled; > > + }; > > + ch4: channel@3 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDDA"; > > + channel_enabled; > > + }; > > + }; > > + }; > > + emac0: ethernet@20110000 { > > + compatible = "cdns,macb"; > > + reg = <0x0 0x20110000 0x0 0x2000>; > > + interrupt-parent = <&plic>; > > + interrupts = <64 65 66 67>; > > + mac-address = [00 00 00 00 00 00]; > > + phy-mode = "sgmii"; > > + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; > > + clock-names = "pclk", "hclk"; > > + status = "disabled"; > > + > > + #address-cells = <1>; > > + #size-cells = <0>; > > + phy0: ethernet-phy@8 { > > + reg = <8>; > > + ti,fifo-depth = <0x01>; > > + }; > > + }; > > + emac1: ethernet@20112000 { > > + compatible = "cdns,macb"; > > + reg = <0x0 0x20112000 0x0 0x2000>; > > + interrupt-parent = <&plic>; > > + interrupts = <70 71 72 73>; > > + mac-address = [00 00 00 00 00 00]; > > + phy-mode = "sgmii"; > > + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; > > + clock-names = "pclk", "hclk"; > > + status = "okay"; > > + > > + #address-cells = <1>; > > + #size-cells = <0>; > > + phy1: ethernet-phy@9 { > > + reg = <9>; > > + ti,fifo-depth = <0x01>; > > + }; > > + }; > > + gpio: gpio@0x20122000 { > > + compatible = "microsemi,ms-pf-mss-gpio"; > > + interrupt-parent = <&plic>; > > + interrupts = <13 14 15 16 17 18 19 20 21 22 23 24 25 26 > > + 27 28 29 30 31 32 33 34 35 36 37 38 39 > > + 40 41 42 43 44>; > > + gpio-controller; > > + clocks = <&clkcfg CLK_GPIO2>; > > + reg = <0x00 0x20122000 0x0 0x1000>; > > + reg-names = "control"; > > + #gpio-cells = <2>; > > + status = "disabled"; > > + }; > > + }; > > +}; > > Is there any Linux kernel upstream plan for the device tree? > Yeah. I am planning to send the patches soon along with few other patches that will allow the polarfire board/qemu to boot upstream kernel. > To align with the FU540, it's better to keep the U-Boot specific dts > fragment into a -uboot.dtsi file. > > Regards, > Bin
Hi Anup, On Sun, Oct 25, 2020 at 11:20 AM Anup Patel <anup@brainfault.org> wrote: > On Thu, Oct 22, 2020 at 12:53 PM Padmarao Begari > <padmarao.begari@microchip.com> wrote: > > > > Add device tree for Microchip PolarFire SoC Icicle Kit. > > > > Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> > > --- > > arch/riscv/dts/Makefile | 1 + > > arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ > > 2 files changed, 427 insertions(+) > > create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts > > > > diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile > > index 3a6f96c67d..48c43bd122 100644 > > --- a/arch/riscv/dts/Makefile > > +++ b/arch/riscv/dts/Makefile > > @@ -3,6 +3,7 @@ > > dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb > > dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb > > dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb > > +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb > > > > targets += $(dtb-y) > > > > diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts > b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > new file mode 100644 > > index 0000000000..7110d2a78b > > --- /dev/null > > +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > @@ -0,0 +1,426 @@ > > +// SPDX-License-Identifier: GPL-2.0+ > > +/* Copyright (c) 2020 Microchip Technology Inc */ > > + > > +/dts-v1/; > > +#include "dt-bindings/clock/microchip,pfsoc-clock.h" > > + > > +/* Clock frequency (in Hz) of the rtcclk */ > > +#define RTCCLK_FREQ 1000000 > > + > > +/ { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + model = "Microchip PolarFire-SoC"; > > + compatible = "microchip,polarfire-soc"; > > + > > + aliases { > > + serial0 = &uart0; > > + ethernet0 = &emac1; > > + }; > > + > > + chosen { > > + stdout-path = "serial0"; > > + }; > > + > > + cpucomplex: cpus { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + timebase-frequency = <RTCCLK_FREQ>; > > + cpu0: cpu@0 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,e51", "sifive,rocket0", > "riscv"; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <128>; > > + i-cache-size = <16384>; > > + reg = <0>; > > + riscv,isa = "rv64imac"; > > + status = "disabled"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu0intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu1: cpu@1 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <1>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu1intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu2: cpu@2 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <2>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu2intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu3: cpu@3 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <3>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu3intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu4: cpu@4 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <4>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu4intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + }; > > + refclk: refclk { > > + compatible = "fixed-clock"; > > + #clock-cells = <0>; > > + clock-frequency = <600000000>; > > + clock-output-names = "msspllclk"; > > + }; > > + ddr: memory@80000000 { > > + device_type = "memory"; > > + reg = <0x0 0x80000000 0x0 0x40000000>; > > + clocks = <&clkcfg CLK_DDRC>; > > + }; > > + soc: soc { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + compatible = "sifive,fu540-c000", "sifive,fu540", > "simple-bus"; > > Please drop "fu540" related compatible strings from "soc" DT node. > > Ok. I will drop "fu540" > + ranges; > > + clint0: clint@2000000 { > > + compatible = "riscv,clint0"; > > + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 > > + &cpu1intc 3 &cpu1intc 7 > > + &cpu2intc 3 &cpu2intc 7 > > + &cpu3intc 3 &cpu3intc 7 > > + &cpu4intc 3 &cpu4intc 7>; > > + reg = <0x0 0x2000000 0x0 0x10000>; > > + reg-names = "control"; > > + clock-frequency = <RTCCLK_FREQ>; > > + }; > > + cachecontroller: cache-controller@2010000 { > > + compatible = "sifive,fu540-c000-ccache", "cache"; > > + cache-block-size = <64>; > > + cache-level = <2>; > > + cache-sets = <1024>; > > + cache-size = <2097152>; > > + cache-unified; > > + interrupt-parent = <&plic>; > > + interrupts = <1 2 3>; > > + reg = <0x0 0x2010000 0x0 0x1000>; > > + }; > > + dma: dma@3000000 { > > + compatible = "sifive,fu540-c000-pdma"; > > + reg = <0x0 0x3000000 0x0 0x8000>; > > + interrupt-parent = <&plic>; > > + interrupts = <23 24 25 26 27 28 29 30>; > > + #dma-cells = <1>; > > + }; > > + plic: interrupt-controller@c000000 { > > + #interrupt-cells = <1>; > > + compatible = "sifive,plic-1.0.0"; > > + reg = <0x0 0xc000000 0x0 0x4000000>; > > + riscv,max-priority = <7>; > > + riscv,ndev = <186>; > > + interrupt-controller; > > + interrupts-extended = < > > + &cpu0intc 11 > > + &cpu1intc 11 &cpu1intc 9 > > + &cpu2intc 11 &cpu2intc 9 > > + &cpu3intc 11 &cpu3intc 9 > > + &cpu4intc 11 &cpu4intc 9>; > > + }; > > + uart0: serial@20000000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20000000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <90>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART0>; > > + status = "okay"; > > + }; > > + clkcfg: clkcfg@20002000 { > > + compatible = "microchip,pfsoc-clkcfg"; > > + reg = <0x0 0x20002000 0x0 0x1000>; > > + reg-names = "mss_sysreg"; > > + clocks = <&refclk>; > > + #clock-cells = <1>; > > + clock-output-names = "cpu", "axi", "ahb", "envm", > > + "mac0", "mac1", "mmc", "timer", > > + "mmuart0", "mmuart1", "mmuart2", > > + "mmuart3", "mmuart4", "spi0", > "spi1", > > + "i2c0", "i2c1", "can0", "can1", > "usb", > > + "reserved", "rtc", "qspi", > "gpio0", > > + "gpio1", "gpio2", "ddrc", "fic0", > > + "fic1", "fic2", "fic3", "athena", > > + "cfm"; > > + }; > > + emmc: mmc@20008000 { > > + compatible = "cdns,sd4hc"; > > + reg = <0x0 0x20008000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <88 89>; > > + pinctrl-names = "default"; > > + clocks = <&clkcfg CLK_MMC>; > > + bus-width = <4>; > > + cap-mmc-highspeed; > > + mmc-ddr-3_3v; > > + max-frequency = <200000000>; > > + non-removable; > > + no-sd; > > + no-sdio; > > + voltage-ranges = <3300 3300>; > > + status = "okay"; > > + }; > > + sdcard: sd@20008000 { > > + compatible = "cdns,sd4hc"; > > + reg = <0x0 0x20008000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <88>; > > + pinctrl-names = "default"; > > + clocks = <&clkcfg CLK_MMC>; > > + bus-width = <4>; > > + disable-wp; > > + cap-sd-highspeed; > > + card-detect-delay = <200>; > > + sd-uhs-sdr12; > > + sd-uhs-sdr25; > > + sd-uhs-sdr50; > > + sd-uhs-sdr104; > > + max-frequency = <200000000>; > > + status = "disabled"; > > + }; > > + uart1: serial@20100000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20100000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <91>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART1>; > > + status = "okay"; > > + }; > > + uart2: serial@20102000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20102000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <92>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART2>; > > + status = "okay"; > > + }; > > + uart3: serial@20104000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20104000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <93>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART3>; > > + status = "okay"; > > + }; > > + i2c0: i2c@02010a000 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + compatible = "microsemi,ms-pf-mss-i2c"; > > + reg = <0x0 0x2010a000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <58>; > > + clocks = <&clkcfg CLK_I2C0>; > > + status = "disabled"; > > + }; > > + i2c1: i2c@02010b000 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + compatible = "microsemi,ms-pf-mss-i2c"; > > + reg = <0x0 0x2010b000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <61>; > > + clocks = <&clkcfg CLK_I2C1>; > > + status = "disabled"; > > + pac193x@0x10 { > > + compatible = "microchip,pac1934"; > > + reg = <0x10>; > > + samp-rate = <64>; > > + status = "disabled"; > > + ch1: channel@0 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDD"; > > + channel_enabled; > > + }; > > + ch2: channel@1 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDDA25"; > > + channel_enabled; > > + }; > > + ch3: channel@2 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDD25"; > > + channel_enabled; > > + }; > > + ch4: channel@3 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDDA"; > > + channel_enabled; > > + }; > > + }; > > + }; > > + emac0: ethernet@20110000 { > > + compatible = "cdns,macb"; > > + reg = <0x0 0x20110000 0x0 0x2000>; > > + interrupt-parent = <&plic>; > > + interrupts = <64 65 66 67>; > > + mac-address = [00 00 00 00 00 00]; > > + phy-mode = "sgmii"; > > + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; > > + clock-names = "pclk", "hclk"; > > + status = "disabled"; > > + > > + #address-cells = <1>; > > + #size-cells = <0>; > > + phy0: ethernet-phy@8 { > > + reg = <8>; > > + ti,fifo-depth = <0x01>; > > + }; > > + }; > > + emac1: ethernet@20112000 { > > + compatible = "cdns,macb"; > > + reg = <0x0 0x20112000 0x0 0x2000>; > > + interrupt-parent = <&plic>; > > + interrupts = <70 71 72 73>; > > + mac-address = [00 00 00 00 00 00]; > > + phy-mode = "sgmii"; > > + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; > > + clock-names = "pclk", "hclk"; > > + status = "okay"; > > + > > + #address-cells = <1>; > > + #size-cells = <0>; > > + phy1: ethernet-phy@9 { > > + reg = <9>; > > + ti,fifo-depth = <0x01>; > > + }; > > + }; > > + gpio: gpio@0x20122000 { > > + compatible = "microsemi,ms-pf-mss-gpio"; > > + interrupt-parent = <&plic>; > > + interrupts = <13 14 15 16 17 18 19 20 21 22 23 > 24 25 26 > > + 27 28 29 30 31 32 33 34 35 36 37 > 38 39 > > + 40 41 42 43 44>; > > + gpio-controller; > > + clocks = <&clkcfg CLK_GPIO2>; > > + reg = <0x00 0x20122000 0x0 0x1000>; > > + reg-names = "control"; > > + #gpio-cells = <2>; > > + status = "disabled"; > > + }; > > + }; > > +}; > > -- > > 2.17.1 > > > > Apart from above, looks good to me. > > Reviewed-by: Anup Patel <anup.patel@wdc.com> > > Thank you for your review. Regards Padmarao > Regards, > Anup >
Hi Bin, On Mon, Oct 26, 2020 at 6:44 PM Bin Meng <bmeng.cn@gmail.com> wrote: > On Thu, Oct 22, 2020 at 3:23 PM Padmarao Begari > <padmarao.begari@microchip.com> wrote: > > > > Add device tree for Microchip PolarFire SoC Icicle Kit. > > > > Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> > > --- > > arch/riscv/dts/Makefile | 1 + > > arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ > > 2 files changed, 427 insertions(+) > > create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts > > > > diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile > > index 3a6f96c67d..48c43bd122 100644 > > --- a/arch/riscv/dts/Makefile > > +++ b/arch/riscv/dts/Makefile > > @@ -3,6 +3,7 @@ > > dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb > > dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb > > dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb > > +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb > > > > targets += $(dtb-y) > > > > diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts > b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > new file mode 100644 > > index 0000000000..7110d2a78b > > --- /dev/null > > +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > @@ -0,0 +1,426 @@ > > +// SPDX-License-Identifier: GPL-2.0+ > > +/* Copyright (c) 2020 Microchip Technology Inc */ > > + > > +/dts-v1/; > > +#include "dt-bindings/clock/microchip,pfsoc-clock.h" > > + > > +/* Clock frequency (in Hz) of the rtcclk */ > > +#define RTCCLK_FREQ 1000000 > > + > > +/ { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + model = "Microchip PolarFire-SoC"; > > + compatible = "microchip,polarfire-soc"; > > + > > + aliases { > > + serial0 = &uart0; > > + ethernet0 = &emac1; > > + }; > > + > > + chosen { > > + stdout-path = "serial0"; > > + }; > > + > > + cpucomplex: cpus { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + timebase-frequency = <RTCCLK_FREQ>; > > + cpu0: cpu@0 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,e51", "sifive,rocket0", > "riscv"; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <128>; > > + i-cache-size = <16384>; > > + reg = <0>; > > + riscv,isa = "rv64imac"; > > + status = "disabled"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu0intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu1: cpu@1 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <1>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu1intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu2: cpu@2 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <2>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu2intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu3: cpu@3 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <3>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu3intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + cpu4: cpu@4 { > > + clocks = <&clkcfg CLK_CPU>; > > + compatible = "sifive,u54-mc", "sifive,rocket0", > "riscv"; > > + d-cache-block-size = <64>; > > + d-cache-sets = <64>; > > + d-cache-size = <32768>; > > + d-tlb-sets = <1>; > > + d-tlb-size = <32>; > > + device_type = "cpu"; > > + i-cache-block-size = <64>; > > + i-cache-sets = <64>; > > + i-cache-size = <32768>; > > + i-tlb-sets = <1>; > > + i-tlb-size = <32>; > > + mmu-type = "riscv,sv39"; > > + reg = <4>; > > + riscv,isa = "rv64imafdc"; > > + tlb-split; > > + status = "okay"; > > + operating-points = < > > + /* kHz uV */ > > + 600000 1100000 > > + 300000 950000 > > + 150000 750000 > > + >; > > + cpu4intc: interrupt-controller { > > + #interrupt-cells = <1>; > > + compatible = "riscv,cpu-intc"; > > + interrupt-controller; > > + }; > > + }; > > + }; > > + refclk: refclk { > > + compatible = "fixed-clock"; > > + #clock-cells = <0>; > > + clock-frequency = <600000000>; > > + clock-output-names = "msspllclk"; > > + }; > > + ddr: memory@80000000 { > > + device_type = "memory"; > > + reg = <0x0 0x80000000 0x0 0x40000000>; > > + clocks = <&clkcfg CLK_DDRC>; > > + }; > > + soc: soc { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + compatible = "sifive,fu540-c000", "sifive,fu540", > "simple-bus"; > > + ranges; > > + clint0: clint@2000000 { > > + compatible = "riscv,clint0"; > > + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 > > + &cpu1intc 3 &cpu1intc 7 > > + &cpu2intc 3 &cpu2intc 7 > > + &cpu3intc 3 &cpu3intc 7 > > + &cpu4intc 3 &cpu4intc 7>; > > + reg = <0x0 0x2000000 0x0 0x10000>; > > + reg-names = "control"; > > + clock-frequency = <RTCCLK_FREQ>; > > + }; > > + cachecontroller: cache-controller@2010000 { > > + compatible = "sifive,fu540-c000-ccache", "cache"; > > + cache-block-size = <64>; > > + cache-level = <2>; > > + cache-sets = <1024>; > > + cache-size = <2097152>; > > + cache-unified; > > + interrupt-parent = <&plic>; > > + interrupts = <1 2 3>; > > + reg = <0x0 0x2010000 0x0 0x1000>; > > + }; > > + dma: dma@3000000 { > > + compatible = "sifive,fu540-c000-pdma"; > > + reg = <0x0 0x3000000 0x0 0x8000>; > > + interrupt-parent = <&plic>; > > + interrupts = <23 24 25 26 27 28 29 30>; > > + #dma-cells = <1>; > > + }; > > + plic: interrupt-controller@c000000 { > > + #interrupt-cells = <1>; > > + compatible = "sifive,plic-1.0.0"; > > + reg = <0x0 0xc000000 0x0 0x4000000>; > > + riscv,max-priority = <7>; > > + riscv,ndev = <186>; > > + interrupt-controller; > > + interrupts-extended = < > > + &cpu0intc 11 > > + &cpu1intc 11 &cpu1intc 9 > > + &cpu2intc 11 &cpu2intc 9 > > + &cpu3intc 11 &cpu3intc 9 > > + &cpu4intc 11 &cpu4intc 9>; > > + }; > > + uart0: serial@20000000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20000000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <90>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART0>; > > + status = "okay"; > > + }; > > + clkcfg: clkcfg@20002000 { > > + compatible = "microchip,pfsoc-clkcfg"; > > + reg = <0x0 0x20002000 0x0 0x1000>; > > + reg-names = "mss_sysreg"; > > + clocks = <&refclk>; > > + #clock-cells = <1>; > > + clock-output-names = "cpu", "axi", "ahb", "envm", > > + "mac0", "mac1", "mmc", "timer", > > + "mmuart0", "mmuart1", "mmuart2", > > + "mmuart3", "mmuart4", "spi0", > "spi1", > > + "i2c0", "i2c1", "can0", "can1", > "usb", > > + "reserved", "rtc", "qspi", > "gpio0", > > + "gpio1", "gpio2", "ddrc", "fic0", > > + "fic1", "fic2", "fic3", "athena", > > + "cfm"; > > + }; > > + emmc: mmc@20008000 { > > + compatible = "cdns,sd4hc"; > > + reg = <0x0 0x20008000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <88 89>; > > + pinctrl-names = "default"; > > + clocks = <&clkcfg CLK_MMC>; > > + bus-width = <4>; > > + cap-mmc-highspeed; > > + mmc-ddr-3_3v; > > + max-frequency = <200000000>; > > + non-removable; > > + no-sd; > > + no-sdio; > > + voltage-ranges = <3300 3300>; > > + status = "okay"; > > + }; > > + sdcard: sd@20008000 { > > Will there be any warning that two nodes have the same reg address? > No > > > + compatible = "cdns,sd4hc"; > > + reg = <0x0 0x20008000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <88>; > > + pinctrl-names = "default"; > > + clocks = <&clkcfg CLK_MMC>; > > + bus-width = <4>; > > + disable-wp; > > + cap-sd-highspeed; > > + card-detect-delay = <200>; > > + sd-uhs-sdr12; > > + sd-uhs-sdr25; > > + sd-uhs-sdr50; > > + sd-uhs-sdr104; > > + max-frequency = <200000000>; > > + status = "disabled"; > > + }; > > + uart1: serial@20100000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20100000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <91>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART1>; > > + status = "okay"; > > + }; > > + uart2: serial@20102000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20102000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <92>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART2>; > > + status = "okay"; > > + }; > > + uart3: serial@20104000 { > > + compatible = "ns16550a"; > > + reg = <0x0 0x20104000 0x0 0x400>; > > + reg-io-width = <4>; > > + reg-shift = <2>; > > + interrupt-parent = <&plic>; > > + interrupts = <93>; > > + clock-frequency = <150000000>; > > + clocks = <&clkcfg CLK_MMUART3>; > > + status = "okay"; > > + }; > > + i2c0: i2c@02010a000 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + compatible = "microsemi,ms-pf-mss-i2c"; > > + reg = <0x0 0x2010a000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <58>; > > + clocks = <&clkcfg CLK_I2C0>; > > + status = "disabled"; > > + }; > > + i2c1: i2c@02010b000 { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + compatible = "microsemi,ms-pf-mss-i2c"; > > + reg = <0x0 0x2010b000 0x0 0x1000>; > > + interrupt-parent = <&plic>; > > + interrupts = <61>; > > + clocks = <&clkcfg CLK_I2C1>; > > + status = "disabled"; > > + pac193x@0x10 { > > + compatible = "microchip,pac1934"; > > + reg = <0x10>; > > + samp-rate = <64>; > > + status = "disabled"; > > + ch1: channel@0 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDD"; > > + channel_enabled; > > + }; > > + ch2: channel@1 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDDA25"; > > + channel_enabled; > > + }; > > + ch3: channel@2 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDD25"; > > + channel_enabled; > > + }; > > + ch4: channel@3 { > > + uohms-shunt-res = <10000>; > > + rail-name = "VDDA"; > > + channel_enabled; > > + }; > > + }; > > + }; > > + emac0: ethernet@20110000 { > > + compatible = "cdns,macb"; > > + reg = <0x0 0x20110000 0x0 0x2000>; > > + interrupt-parent = <&plic>; > > + interrupts = <64 65 66 67>; > > + mac-address = [00 00 00 00 00 00]; > > + phy-mode = "sgmii"; > > + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; > > + clock-names = "pclk", "hclk"; > > + status = "disabled"; > > + > > + #address-cells = <1>; > > + #size-cells = <0>; > > + phy0: ethernet-phy@8 { > > + reg = <8>; > > + ti,fifo-depth = <0x01>; > > + }; > > + }; > > + emac1: ethernet@20112000 { > > + compatible = "cdns,macb"; > > + reg = <0x0 0x20112000 0x0 0x2000>; > > + interrupt-parent = <&plic>; > > + interrupts = <70 71 72 73>; > > + mac-address = [00 00 00 00 00 00]; > > + phy-mode = "sgmii"; > > + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; > > + clock-names = "pclk", "hclk"; > > + status = "okay"; > > + > > + #address-cells = <1>; > > + #size-cells = <0>; > > + phy1: ethernet-phy@9 { > > + reg = <9>; > > + ti,fifo-depth = <0x01>; > > + }; > > + }; > > + gpio: gpio@0x20122000 { > > + compatible = "microsemi,ms-pf-mss-gpio"; > > + interrupt-parent = <&plic>; > > + interrupts = <13 14 15 16 17 18 19 20 21 22 23 > 24 25 26 > > + 27 28 29 30 31 32 33 34 35 36 37 > 38 39 > > + 40 41 42 43 44>; > > + gpio-controller; > > + clocks = <&clkcfg CLK_GPIO2>; > > + reg = <0x00 0x20122000 0x0 0x1000>; > > + reg-names = "control"; > > + #gpio-cells = <2>; > > + status = "disabled"; > > + }; > > + }; > > +}; > > Is there any Linux kernel upstream plan for the device tree? > > Yes, I think so > To align with the FU540, it's better to keep the U-Boot specific dts > fragment into a -uboot.dtsi file. > > ok Regards Padmarao Regards, > Bin >
Hi Atish, On Tue, Oct 27, 2020 at 6:27 AM Atish Patra <atishp@atishpatra.org> wrote: > On Mon, Oct 26, 2020 at 6:14 AM Bin Meng <bmeng.cn@gmail.com> wrote: > > > > On Thu, Oct 22, 2020 at 3:23 PM Padmarao Begari > > <padmarao.begari@microchip.com> wrote: > > > > > > Add device tree for Microchip PolarFire SoC Icicle Kit. > > > > > > Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> > > > --- > > > arch/riscv/dts/Makefile | 1 + > > > arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ > > > 2 files changed, 427 insertions(+) > > > create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts > > > > > > diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile > > > index 3a6f96c67d..48c43bd122 100644 > > > --- a/arch/riscv/dts/Makefile > > > +++ b/arch/riscv/dts/Makefile > > > @@ -3,6 +3,7 @@ > > > dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb > > > dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb > > > dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb > > > +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb > > > > > > targets += $(dtb-y) > > > > > > diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts > b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > > new file mode 100644 > > > index 0000000000..7110d2a78b > > > --- /dev/null > > > +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts > > > @@ -0,0 +1,426 @@ > > > +// SPDX-License-Identifier: GPL-2.0+ > > > +/* Copyright (c) 2020 Microchip Technology Inc */ > > > + > > > +/dts-v1/; > > > +#include "dt-bindings/clock/microchip,pfsoc-clock.h" > > > + > > > +/* Clock frequency (in Hz) of the rtcclk */ > > > +#define RTCCLK_FREQ 1000000 > > > + > > > +/ { > > > + #address-cells = <2>; > > > + #size-cells = <2>; > > > + model = "Microchip PolarFire-SoC"; > > > + compatible = "microchip,polarfire-soc"; > > > + > > > + aliases { > > > + serial0 = &uart0; > > > + ethernet0 = &emac1; > > > + }; > > > + > > > + chosen { > > > + stdout-path = "serial0"; > > > + }; > > > + > > > + cpucomplex: cpus { > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + timebase-frequency = <RTCCLK_FREQ>; > > > + cpu0: cpu@0 { > > > + clocks = <&clkcfg CLK_CPU>; > > > + compatible = "sifive,e51", "sifive,rocket0", > "riscv"; > > > + device_type = "cpu"; > > > + i-cache-block-size = <64>; > > > + i-cache-sets = <128>; > > > + i-cache-size = <16384>; > > > + reg = <0>; > > > + riscv,isa = "rv64imac"; > > > + status = "disabled"; > > > + operating-points = < > > > + /* kHz uV */ > > > + 600000 1100000 > > > + 300000 950000 > > > + 150000 750000 > > > + >; > > > + cpu0intc: interrupt-controller { > > > + #interrupt-cells = <1>; > > > + compatible = "riscv,cpu-intc"; > > > + interrupt-controller; > > > + }; > > > + }; > > > + cpu1: cpu@1 { > > > + clocks = <&clkcfg CLK_CPU>; > > > + compatible = "sifive,u54-mc", > "sifive,rocket0", "riscv"; > > > + d-cache-block-size = <64>; > > > + d-cache-sets = <64>; > > > + d-cache-size = <32768>; > > > + d-tlb-sets = <1>; > > > + d-tlb-size = <32>; > > > + device_type = "cpu"; > > > + i-cache-block-size = <64>; > > > + i-cache-sets = <64>; > > > + i-cache-size = <32768>; > > > + i-tlb-sets = <1>; > > > + i-tlb-size = <32>; > > > + mmu-type = "riscv,sv39"; > > > + reg = <1>; > > > + riscv,isa = "rv64imafdc"; > > > + tlb-split; > > > + status = "okay"; > > > + operating-points = < > > > + /* kHz uV */ > > > + 600000 1100000 > > > + 300000 950000 > > > + 150000 750000 > > > + >; > > > + cpu1intc: interrupt-controller { > > > + #interrupt-cells = <1>; > > > + compatible = "riscv,cpu-intc"; > > > + interrupt-controller; > > > + }; > > > + }; > > > + cpu2: cpu@2 { > > > + clocks = <&clkcfg CLK_CPU>; > > > + compatible = "sifive,u54-mc", > "sifive,rocket0", "riscv"; > > > + d-cache-block-size = <64>; > > > + d-cache-sets = <64>; > > > + d-cache-size = <32768>; > > > + d-tlb-sets = <1>; > > > + d-tlb-size = <32>; > > > + device_type = "cpu"; > > > + i-cache-block-size = <64>; > > > + i-cache-sets = <64>; > > > + i-cache-size = <32768>; > > > + i-tlb-sets = <1>; > > > + i-tlb-size = <32>; > > > + mmu-type = "riscv,sv39"; > > > + reg = <2>; > > > + riscv,isa = "rv64imafdc"; > > > + tlb-split; > > > + status = "okay"; > > > + operating-points = < > > > + /* kHz uV */ > > > + 600000 1100000 > > > + 300000 950000 > > > + 150000 750000 > > > + >; > > > + cpu2intc: interrupt-controller { > > > + #interrupt-cells = <1>; > > > + compatible = "riscv,cpu-intc"; > > > + interrupt-controller; > > > + }; > > > + }; > > > + cpu3: cpu@3 { > > > + clocks = <&clkcfg CLK_CPU>; > > > + compatible = "sifive,u54-mc", > "sifive,rocket0", "riscv"; > > > + d-cache-block-size = <64>; > > > + d-cache-sets = <64>; > > > + d-cache-size = <32768>; > > > + d-tlb-sets = <1>; > > > + d-tlb-size = <32>; > > > + device_type = "cpu"; > > > + i-cache-block-size = <64>; > > > + i-cache-sets = <64>; > > > + i-cache-size = <32768>; > > > + i-tlb-sets = <1>; > > > + i-tlb-size = <32>; > > > + mmu-type = "riscv,sv39"; > > > + reg = <3>; > > > + riscv,isa = "rv64imafdc"; > > > + tlb-split; > > > + status = "okay"; > > > + operating-points = < > > > + /* kHz uV */ > > > + 600000 1100000 > > > + 300000 950000 > > > + 150000 750000 > > > + >; > > > + cpu3intc: interrupt-controller { > > > + #interrupt-cells = <1>; > > > + compatible = "riscv,cpu-intc"; > > > + interrupt-controller; > > > + }; > > > + }; > > > + cpu4: cpu@4 { > > > + clocks = <&clkcfg CLK_CPU>; > > > + compatible = "sifive,u54-mc", > "sifive,rocket0", "riscv"; > > > + d-cache-block-size = <64>; > > > + d-cache-sets = <64>; > > > + d-cache-size = <32768>; > > > + d-tlb-sets = <1>; > > > + d-tlb-size = <32>; > > > + device_type = "cpu"; > > > + i-cache-block-size = <64>; > > > + i-cache-sets = <64>; > > > + i-cache-size = <32768>; > > > + i-tlb-sets = <1>; > > > + i-tlb-size = <32>; > > > + mmu-type = "riscv,sv39"; > > > + reg = <4>; > > > + riscv,isa = "rv64imafdc"; > > > + tlb-split; > > > + status = "okay"; > > > + operating-points = < > > > + /* kHz uV */ > > > + 600000 1100000 > > > + 300000 950000 > > > + 150000 750000 > > > + >; > > > + cpu4intc: interrupt-controller { > > > + #interrupt-cells = <1>; > > > + compatible = "riscv,cpu-intc"; > > > + interrupt-controller; > > > + }; > > > + }; > > > + }; > > > + refclk: refclk { > > > + compatible = "fixed-clock"; > > > + #clock-cells = <0>; > > > + clock-frequency = <600000000>; > > > + clock-output-names = "msspllclk"; > > > + }; > > Any specific reason for keeping refclk outside soc node ? > > No specific reason, I will move this node under /soc Regards Padamarao > > > + ddr: memory@80000000 { > > > + device_type = "memory"; > > > + reg = <0x0 0x80000000 0x0 0x40000000>; > > > + clocks = <&clkcfg CLK_DDRC>; > > > + }; > > > + soc: soc { > > > + #address-cells = <2>; > > > + #size-cells = <2>; > > > + compatible = "sifive,fu540-c000", "sifive,fu540", > "simple-bus"; > > > + ranges; > > > + clint0: clint@2000000 { > > > + compatible = "riscv,clint0"; > > > + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 > > > + &cpu1intc 3 &cpu1intc 7 > > > + &cpu2intc 3 &cpu2intc 7 > > > + &cpu3intc 3 &cpu3intc 7 > > > + &cpu4intc 3 &cpu4intc > 7>; > > > + reg = <0x0 0x2000000 0x0 0x10000>; > > > + reg-names = "control"; > > > + clock-frequency = <RTCCLK_FREQ>; > > > + }; > > > + cachecontroller: cache-controller@2010000 { > > > + compatible = "sifive,fu540-c000-ccache", > "cache"; > > > + cache-block-size = <64>; > > > + cache-level = <2>; > > > + cache-sets = <1024>; > > > + cache-size = <2097152>; > > > + cache-unified; > > > + interrupt-parent = <&plic>; > > > + interrupts = <1 2 3>; > > > + reg = <0x0 0x2010000 0x0 0x1000>; > > > + }; > > > + dma: dma@3000000 { > > > + compatible = "sifive,fu540-c000-pdma"; > > > + reg = <0x0 0x3000000 0x0 0x8000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <23 24 25 26 27 28 29 30>; > > > + #dma-cells = <1>; > > > + }; > > > + plic: interrupt-controller@c000000 { > > > + #interrupt-cells = <1>; > > > + compatible = "sifive,plic-1.0.0"; > > > + reg = <0x0 0xc000000 0x0 0x4000000>; > > > + riscv,max-priority = <7>; > > > + riscv,ndev = <186>; > > > + interrupt-controller; > > > + interrupts-extended = < > > > + &cpu0intc 11 > > > + &cpu1intc 11 &cpu1intc 9 > > > + &cpu2intc 11 &cpu2intc 9 > > > + &cpu3intc 11 &cpu3intc 9 > > > + &cpu4intc 11 &cpu4intc 9>; > > > + }; > > > + uart0: serial@20000000 { > > > + compatible = "ns16550a"; > > > + reg = <0x0 0x20000000 0x0 0x400>; > > > + reg-io-width = <4>; > > > + reg-shift = <2>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <90>; > > > + clock-frequency = <150000000>; > > > + clocks = <&clkcfg CLK_MMUART0>; > > > + status = "okay"; > > > + }; > > > + clkcfg: clkcfg@20002000 { > > > + compatible = "microchip,pfsoc-clkcfg"; > > > + reg = <0x0 0x20002000 0x0 0x1000>; > > > + reg-names = "mss_sysreg"; > > > + clocks = <&refclk>; > > > + #clock-cells = <1>; > > > + clock-output-names = "cpu", "axi", "ahb", > "envm", > > > + "mac0", "mac1", "mmc", "timer", > > > + "mmuart0", "mmuart1", > "mmuart2", > > > + "mmuart3", "mmuart4", "spi0", > "spi1", > > > + "i2c0", "i2c1", "can0", > "can1", "usb", > > > + "reserved", "rtc", "qspi", > "gpio0", > > > + "gpio1", "gpio2", "ddrc", > "fic0", > > > + "fic1", "fic2", "fic3", > "athena", > > > + "cfm"; > > > + }; > > > + emmc: mmc@20008000 { > > > + compatible = "cdns,sd4hc"; > > > + reg = <0x0 0x20008000 0x0 0x1000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <88 89>; > > > + pinctrl-names = "default"; > > > + clocks = <&clkcfg CLK_MMC>; > > > + bus-width = <4>; > > > + cap-mmc-highspeed; > > > + mmc-ddr-3_3v; > > > + max-frequency = <200000000>; > > > + non-removable; > > > + no-sd; > > > + no-sdio; > > > + voltage-ranges = <3300 3300>; > > > + status = "okay"; > > > + }; > > > + sdcard: sd@20008000 { > > > > Will there be any warning that two nodes have the same reg address? > > > > > + compatible = "cdns,sd4hc"; > > > + reg = <0x0 0x20008000 0x0 0x1000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <88>; > > > + pinctrl-names = "default"; > > > + clocks = <&clkcfg CLK_MMC>; > > > + bus-width = <4>; > > > + disable-wp; > > > + cap-sd-highspeed; > > > + card-detect-delay = <200>; > > > + sd-uhs-sdr12; > > > + sd-uhs-sdr25; > > > + sd-uhs-sdr50; > > > + sd-uhs-sdr104; > > > + max-frequency = <200000000>; > > > + status = "disabled"; > > > + }; > > > + uart1: serial@20100000 { > > > + compatible = "ns16550a"; > > > + reg = <0x0 0x20100000 0x0 0x400>; > > > + reg-io-width = <4>; > > > + reg-shift = <2>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <91>; > > > + clock-frequency = <150000000>; > > > + clocks = <&clkcfg CLK_MMUART1>; > > > + status = "okay"; > > > + }; > > > + uart2: serial@20102000 { > > > + compatible = "ns16550a"; > > > + reg = <0x0 0x20102000 0x0 0x400>; > > > + reg-io-width = <4>; > > > + reg-shift = <2>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <92>; > > > + clock-frequency = <150000000>; > > > + clocks = <&clkcfg CLK_MMUART2>; > > > + status = "okay"; > > > + }; > > > + uart3: serial@20104000 { > > > + compatible = "ns16550a"; > > > + reg = <0x0 0x20104000 0x0 0x400>; > > > + reg-io-width = <4>; > > > + reg-shift = <2>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <93>; > > > + clock-frequency = <150000000>; > > > + clocks = <&clkcfg CLK_MMUART3>; > > > + status = "okay"; > > > + }; > > > + i2c0: i2c@02010a000 { > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + compatible = "microsemi,ms-pf-mss-i2c"; > > > + reg = <0x0 0x2010a000 0x0 0x1000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <58>; > > > + clocks = <&clkcfg CLK_I2C0>; > > > + status = "disabled"; > > > + }; > > > + i2c1: i2c@02010b000 { > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + compatible = "microsemi,ms-pf-mss-i2c"; > > > + reg = <0x0 0x2010b000 0x0 0x1000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <61>; > > > + clocks = <&clkcfg CLK_I2C1>; > > > + status = "disabled"; > > > + pac193x@0x10 { > > > + compatible = "microchip,pac1934"; > > > + reg = <0x10>; > > > + samp-rate = <64>; > > > + status = "disabled"; > > > + ch1: channel@0 { > > > + uohms-shunt-res = <10000>; > > > + rail-name = "VDD"; > > > + channel_enabled; > > > + }; > > > + ch2: channel@1 { > > > + uohms-shunt-res = <10000>; > > > + rail-name = "VDDA25"; > > > + channel_enabled; > > > + }; > > > + ch3: channel@2 { > > > + uohms-shunt-res = <10000>; > > > + rail-name = "VDD25"; > > > + channel_enabled; > > > + }; > > > + ch4: channel@3 { > > > + uohms-shunt-res = <10000>; > > > + rail-name = "VDDA"; > > > + channel_enabled; > > > + }; > > > + }; > > > + }; > > > + emac0: ethernet@20110000 { > > > + compatible = "cdns,macb"; > > > + reg = <0x0 0x20110000 0x0 0x2000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <64 65 66 67>; > > > + mac-address = [00 00 00 00 00 00]; > > > + phy-mode = "sgmii"; > > > + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; > > > + clock-names = "pclk", "hclk"; > > > + status = "disabled"; > > > + > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + phy0: ethernet-phy@8 { > > > + reg = <8>; > > > + ti,fifo-depth = <0x01>; > > > + }; > > > + }; > > > + emac1: ethernet@20112000 { > > > + compatible = "cdns,macb"; > > > + reg = <0x0 0x20112000 0x0 0x2000>; > > > + interrupt-parent = <&plic>; > > > + interrupts = <70 71 72 73>; > > > + mac-address = [00 00 00 00 00 00]; > > > + phy-mode = "sgmii"; > > > + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; > > > + clock-names = "pclk", "hclk"; > > > + status = "okay"; > > > + > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + phy1: ethernet-phy@9 { > > > + reg = <9>; > > > + ti,fifo-depth = <0x01>; > > > + }; > > > + }; > > > + gpio: gpio@0x20122000 { > > > + compatible = "microsemi,ms-pf-mss-gpio"; > > > + interrupt-parent = <&plic>; > > > + interrupts = <13 14 15 16 17 18 19 20 21 22 23 > 24 25 26 > > > + 27 28 29 30 31 32 33 34 35 36 > 37 38 39 > > > + 40 41 42 43 44>; > > > + gpio-controller; > > > + clocks = <&clkcfg CLK_GPIO2>; > > > + reg = <0x00 0x20122000 0x0 0x1000>; > > > + reg-names = "control"; > > > + #gpio-cells = <2>; > > > + status = "disabled"; > > > + }; > > > + }; > > > +}; > > > > Is there any Linux kernel upstream plan for the device tree? > > > > Yeah. I am planning to send the patches soon along with few other patches > that will allow the polarfire board/qemu to boot upstream kernel. > > > To align with the FU540, it's better to keep the U-Boot specific dts > > fragment into a -uboot.dtsi file. > > > > Regards, > > Bin > > > > -- > Regards, > Atish >
diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile index 3a6f96c67d..48c43bd122 100644 --- a/arch/riscv/dts/Makefile +++ b/arch/riscv/dts/Makefile @@ -3,6 +3,7 @@ dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb +dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-icicle-kit-a000.dtb targets += $(dtb-y) diff --git a/arch/riscv/dts/microchip-icicle-kit-a000.dts b/arch/riscv/dts/microchip-icicle-kit-a000.dts new file mode 100644 index 0000000000..7110d2a78b --- /dev/null +++ b/arch/riscv/dts/microchip-icicle-kit-a000.dts @@ -0,0 +1,426 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* Copyright (c) 2020 Microchip Technology Inc */ + +/dts-v1/; +#include "dt-bindings/clock/microchip,pfsoc-clock.h" + +/* Clock frequency (in Hz) of the rtcclk */ +#define RTCCLK_FREQ 1000000 + +/ { + #address-cells = <2>; + #size-cells = <2>; + model = "Microchip PolarFire-SoC"; + compatible = "microchip,polarfire-soc"; + + aliases { + serial0 = &uart0; + ethernet0 = &emac1; + }; + + chosen { + stdout-path = "serial0"; + }; + + cpucomplex: cpus { + #address-cells = <1>; + #size-cells = <0>; + timebase-frequency = <RTCCLK_FREQ>; + cpu0: cpu@0 { + clocks = <&clkcfg CLK_CPU>; + compatible = "sifive,e51", "sifive,rocket0", "riscv"; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <16384>; + reg = <0>; + riscv,isa = "rv64imac"; + status = "disabled"; + operating-points = < + /* kHz uV */ + 600000 1100000 + 300000 950000 + 150000 750000 + >; + cpu0intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu1: cpu@1 { + clocks = <&clkcfg CLK_CPU>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <1>; + riscv,isa = "rv64imafdc"; + tlb-split; + status = "okay"; + operating-points = < + /* kHz uV */ + 600000 1100000 + 300000 950000 + 150000 750000 + >; + cpu1intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu2: cpu@2 { + clocks = <&clkcfg CLK_CPU>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <2>; + riscv,isa = "rv64imafdc"; + tlb-split; + status = "okay"; + operating-points = < + /* kHz uV */ + 600000 1100000 + 300000 950000 + 150000 750000 + >; + cpu2intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu3: cpu@3 { + clocks = <&clkcfg CLK_CPU>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <3>; + riscv,isa = "rv64imafdc"; + tlb-split; + status = "okay"; + operating-points = < + /* kHz uV */ + 600000 1100000 + 300000 950000 + 150000 750000 + >; + cpu3intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + cpu4: cpu@4 { + clocks = <&clkcfg CLK_CPU>; + compatible = "sifive,u54-mc", "sifive,rocket0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <64>; + d-cache-size = <32768>; + d-tlb-sets = <1>; + d-tlb-size = <32>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <64>; + i-cache-size = <32768>; + i-tlb-sets = <1>; + i-tlb-size = <32>; + mmu-type = "riscv,sv39"; + reg = <4>; + riscv,isa = "rv64imafdc"; + tlb-split; + status = "okay"; + operating-points = < + /* kHz uV */ + 600000 1100000 + 300000 950000 + 150000 750000 + >; + cpu4intc: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + }; + refclk: refclk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <600000000>; + clock-output-names = "msspllclk"; + }; + ddr: memory@80000000 { + device_type = "memory"; + reg = <0x0 0x80000000 0x0 0x40000000>; + clocks = <&clkcfg CLK_DDRC>; + }; + soc: soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "sifive,fu540-c000", "sifive,fu540", "simple-bus"; + ranges; + clint0: clint@2000000 { + compatible = "riscv,clint0"; + interrupts-extended = <&cpu0intc 3 &cpu0intc 7 + &cpu1intc 3 &cpu1intc 7 + &cpu2intc 3 &cpu2intc 7 + &cpu3intc 3 &cpu3intc 7 + &cpu4intc 3 &cpu4intc 7>; + reg = <0x0 0x2000000 0x0 0x10000>; + reg-names = "control"; + clock-frequency = <RTCCLK_FREQ>; + }; + cachecontroller: cache-controller@2010000 { + compatible = "sifive,fu540-c000-ccache", "cache"; + cache-block-size = <64>; + cache-level = <2>; + cache-sets = <1024>; + cache-size = <2097152>; + cache-unified; + interrupt-parent = <&plic>; + interrupts = <1 2 3>; + reg = <0x0 0x2010000 0x0 0x1000>; + }; + dma: dma@3000000 { + compatible = "sifive,fu540-c000-pdma"; + reg = <0x0 0x3000000 0x0 0x8000>; + interrupt-parent = <&plic>; + interrupts = <23 24 25 26 27 28 29 30>; + #dma-cells = <1>; + }; + plic: interrupt-controller@c000000 { + #interrupt-cells = <1>; + compatible = "sifive,plic-1.0.0"; + reg = <0x0 0xc000000 0x0 0x4000000>; + riscv,max-priority = <7>; + riscv,ndev = <186>; + interrupt-controller; + interrupts-extended = < + &cpu0intc 11 + &cpu1intc 11 &cpu1intc 9 + &cpu2intc 11 &cpu2intc 9 + &cpu3intc 11 &cpu3intc 9 + &cpu4intc 11 &cpu4intc 9>; + }; + uart0: serial@20000000 { + compatible = "ns16550a"; + reg = <0x0 0x20000000 0x0 0x400>; + reg-io-width = <4>; + reg-shift = <2>; + interrupt-parent = <&plic>; + interrupts = <90>; + clock-frequency = <150000000>; + clocks = <&clkcfg CLK_MMUART0>; + status = "okay"; + }; + clkcfg: clkcfg@20002000 { + compatible = "microchip,pfsoc-clkcfg"; + reg = <0x0 0x20002000 0x0 0x1000>; + reg-names = "mss_sysreg"; + clocks = <&refclk>; + #clock-cells = <1>; + clock-output-names = "cpu", "axi", "ahb", "envm", + "mac0", "mac1", "mmc", "timer", + "mmuart0", "mmuart1", "mmuart2", + "mmuart3", "mmuart4", "spi0", "spi1", + "i2c0", "i2c1", "can0", "can1", "usb", + "reserved", "rtc", "qspi", "gpio0", + "gpio1", "gpio2", "ddrc", "fic0", + "fic1", "fic2", "fic3", "athena", + "cfm"; + }; + emmc: mmc@20008000 { + compatible = "cdns,sd4hc"; + reg = <0x0 0x20008000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <88 89>; + pinctrl-names = "default"; + clocks = <&clkcfg CLK_MMC>; + bus-width = <4>; + cap-mmc-highspeed; + mmc-ddr-3_3v; + max-frequency = <200000000>; + non-removable; + no-sd; + no-sdio; + voltage-ranges = <3300 3300>; + status = "okay"; + }; + sdcard: sd@20008000 { + compatible = "cdns,sd4hc"; + reg = <0x0 0x20008000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <88>; + pinctrl-names = "default"; + clocks = <&clkcfg CLK_MMC>; + bus-width = <4>; + disable-wp; + cap-sd-highspeed; + card-detect-delay = <200>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + max-frequency = <200000000>; + status = "disabled"; + }; + uart1: serial@20100000 { + compatible = "ns16550a"; + reg = <0x0 0x20100000 0x0 0x400>; + reg-io-width = <4>; + reg-shift = <2>; + interrupt-parent = <&plic>; + interrupts = <91>; + clock-frequency = <150000000>; + clocks = <&clkcfg CLK_MMUART1>; + status = "okay"; + }; + uart2: serial@20102000 { + compatible = "ns16550a"; + reg = <0x0 0x20102000 0x0 0x400>; + reg-io-width = <4>; + reg-shift = <2>; + interrupt-parent = <&plic>; + interrupts = <92>; + clock-frequency = <150000000>; + clocks = <&clkcfg CLK_MMUART2>; + status = "okay"; + }; + uart3: serial@20104000 { + compatible = "ns16550a"; + reg = <0x0 0x20104000 0x0 0x400>; + reg-io-width = <4>; + reg-shift = <2>; + interrupt-parent = <&plic>; + interrupts = <93>; + clock-frequency = <150000000>; + clocks = <&clkcfg CLK_MMUART3>; + status = "okay"; + }; + i2c0: i2c@02010a000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "microsemi,ms-pf-mss-i2c"; + reg = <0x0 0x2010a000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <58>; + clocks = <&clkcfg CLK_I2C0>; + status = "disabled"; + }; + i2c1: i2c@02010b000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "microsemi,ms-pf-mss-i2c"; + reg = <0x0 0x2010b000 0x0 0x1000>; + interrupt-parent = <&plic>; + interrupts = <61>; + clocks = <&clkcfg CLK_I2C1>; + status = "disabled"; + pac193x@0x10 { + compatible = "microchip,pac1934"; + reg = <0x10>; + samp-rate = <64>; + status = "disabled"; + ch1: channel@0 { + uohms-shunt-res = <10000>; + rail-name = "VDD"; + channel_enabled; + }; + ch2: channel@1 { + uohms-shunt-res = <10000>; + rail-name = "VDDA25"; + channel_enabled; + }; + ch3: channel@2 { + uohms-shunt-res = <10000>; + rail-name = "VDD25"; + channel_enabled; + }; + ch4: channel@3 { + uohms-shunt-res = <10000>; + rail-name = "VDDA"; + channel_enabled; + }; + }; + }; + emac0: ethernet@20110000 { + compatible = "cdns,macb"; + reg = <0x0 0x20110000 0x0 0x2000>; + interrupt-parent = <&plic>; + interrupts = <64 65 66 67>; + mac-address = [00 00 00 00 00 00]; + phy-mode = "sgmii"; + clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AXI>; + clock-names = "pclk", "hclk"; + status = "disabled"; + + #address-cells = <1>; + #size-cells = <0>; + phy0: ethernet-phy@8 { + reg = <8>; + ti,fifo-depth = <0x01>; + }; + }; + emac1: ethernet@20112000 { + compatible = "cdns,macb"; + reg = <0x0 0x20112000 0x0 0x2000>; + interrupt-parent = <&plic>; + interrupts = <70 71 72 73>; + mac-address = [00 00 00 00 00 00]; + phy-mode = "sgmii"; + clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>; + clock-names = "pclk", "hclk"; + status = "okay"; + + #address-cells = <1>; + #size-cells = <0>; + phy1: ethernet-phy@9 { + reg = <9>; + ti,fifo-depth = <0x01>; + }; + }; + gpio: gpio@0x20122000 { + compatible = "microsemi,ms-pf-mss-gpio"; + interrupt-parent = <&plic>; + interrupts = <13 14 15 16 17 18 19 20 21 22 23 24 25 26 + 27 28 29 30 31 32 33 34 35 36 37 38 39 + 40 41 42 43 44>; + gpio-controller; + clocks = <&clkcfg CLK_GPIO2>; + reg = <0x00 0x20122000 0x0 0x1000>; + reg-names = "control"; + #gpio-cells = <2>; + status = "disabled"; + }; + }; +};
Add device tree for Microchip PolarFire SoC Icicle Kit. Signed-off-by: Padmarao Begari <padmarao.begari@microchip.com> --- arch/riscv/dts/Makefile | 1 + arch/riscv/dts/microchip-icicle-kit-a000.dts | 426 +++++++++++++++++++ 2 files changed, 427 insertions(+) create mode 100644 arch/riscv/dts/microchip-icicle-kit-a000.dts