@@ -27,6 +27,19 @@
regulator-max-microvolt = <12000000>;
};
+ vcc3v3_pcie30: vcc3v3-pcie30-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_pcie30";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpios = <&gpio1 RK_PA4 GPIO_ACTIVE_HIGH>;
+ startup-delay-us = <5000>;
+ vin-supply = <&vcc5v0_sys>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie3_vcc3v3_en>;
+ };
+
vcc5v0_usbdcin: vcc5v0-usbdcin {
compatible = "regulator-fixed";
regulator-name = "vcc5v0_usbdcin";
@@ -87,6 +100,18 @@
status = "okay";
};
+&pcie30phy {
+ status = "okay";
+};
+
+&pcie3x4 {
+ reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
+ vpcie3v3-supply = <&vcc3v3_pcie30>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie3_rst>;
+ status = "okay";
+};
+
&pinctrl {
pcie {
pcie_reset_h: pcie-reset-h {
@@ -97,6 +122,14 @@
rockchip,pins = <3 RK_PC7 4 &pcfg_pull_none>,
<3 RK_PD0 4 &pcfg_pull_none>;
};
+
+ pcie3_rst: pcie3-rst {
+ rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+
+ pcie3_vcc3v3_en: pcie3-vcc3v3-en {
+ rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
};
usb {
@@ -81,6 +81,7 @@ CONFIG_SPI_FLASH_XTX=y
CONFIG_ETH_DESIGNWARE=y
CONFIG_RTL8169=y
CONFIG_GMAC_ROCKCHIP=y
+CONFIG_NVME_PCI=y
CONFIG_PCIE_DW_ROCKCHIP=y
CONFIG_PHY_ROCKCHIP_INNO_USB2=y
CONFIG_PHY_ROCKCHIP_NANENG_COMBOPHY=y
this patch adds support for PCIe3 (M.2 M key) and enables NVMe. => pci BusDevFun VendorId DeviceId Device Class Sub-Class _____________________________________________________________ 00.00.00 0x1d87 0x3588 Bridge device 0x04 01.00.00 0x10ec 0x8125 Network controller 0x00 02.00.00 0x1d87 0x3588 Bridge device 0x04 03.00.00 0x1179 0x011a Mass storage controller 0x08 => nvme scan => nvme info Device 0: Vendor: 0x1179 Rev: AGHA4101 Prod: 79CA20WPKRYN Type: Hard Disk Capacity: 488386.3 MB = 476.9 GB (1000215216 x 512) Signed-off-by: FUKAUMI Naoki <naoki@radxa.com> this patch depends: - "rockchip: rk3568: Fix use of PCIe bifurcation" [1] [1] https://patchwork.ozlabs.org/project/uboot/list/?series=366997 --- arch/arm/dts/rk3588-rock-5b-u-boot.dtsi | 33 +++++++++++++++++++++++++ configs/rock5b-rk3588_defconfig | 1 + 2 files changed, 34 insertions(+)