Message ID | 20200810020433.125824-1-elly.siew.chin.lim@intel.com |
---|---|
State | Superseded |
Delegated to: | Simon Goldschmidt |
Headers | show |
Series | arm: socfpga: soc64: Document down boot_scratch_cold register usage | expand |
Kindly ignore this patch review request. There is one more comment need to be added for SYSMGR_SOC64_BOOT_SCRATCH_COLD3 register. I will send "PATCH v2" for review. Thanks a lot, Siew Chin -----Original Message----- From: Lim, Elly Siew Chin <elly.siew.chin.lim@intel.com> Sent: Monday, August 10, 2020 10:05 AM To: u-boot@lists.denx.de Cc: Marek Vasut <marex@denx.de>; Ley Foon Tan <lftan.linux@gmail.com>; See, Chin Liang <chin.liang.see@intel.com>; Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>; Ang, Chee Hong <chee.hong.ang@intel.com>; Chee, Tien Fong <tien.fong.chee@intel.com>; Lim, Elly Siew Chin <elly.siew.chin.lim@intel.com> Subject: [PATCH] arm: socfpga: soc64: Document down boot_scratch_cold register usage From: Chin Liang See <chin.liang.see@intel.com> Document down the usage of boot_scratch_cold register to avoid overlapping of usage in the code for S10 & Agilex. The boot_scratch_cold register is generally used for passing critical system info between SPL, U-Boot and Linux. Signed-off-by: Chin Liang See <chin.liang.see@intel.com> Signed-off-by: Siew Chin Lim <elly.siew.chin.lim@intel.com> --- arch/arm/mach-socfpga/include/mach/system_manager_soc64.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h b/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h index c90f63a754..0b0eb7a259 100644 --- a/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h +++ b/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h @@ -46,13 +46,20 @@ void sysmgr_pinmux_table_delay(const u32 **table, unsigned int *table_len); #define SYSMGR_SOC64_GPO 0xe4 #define SYSMGR_SOC64_GPI 0xe8 #define SYSMGR_SOC64_MPU 0xf0 +/* store qspi ref clock */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD0 0x200 +/* store osc1 clock freq */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD1 0x204 +/* store fpga clock freq */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD2 0x208 #define SYSMGR_SOC64_BOOT_SCRATCH_COLD3 0x20c +/* store PSCI_CPU_ON value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD4 0x210 +/* store PSCI_CPU_ON value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD5 0x214 +/* store VBAR_EL3 value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD6 0x218 +/* store VBAR_EL3 value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD7 0x21c #define SYSMGR_SOC64_BOOT_SCRATCH_COLD8 0x220 #define SYSMGR_SOC64_BOOT_SCRATCH_COLD9 0x224 -- 2.19.0
diff --git a/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h b/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h index c90f63a754..0b0eb7a259 100644 --- a/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h +++ b/arch/arm/mach-socfpga/include/mach/system_manager_soc64.h @@ -46,13 +46,20 @@ void sysmgr_pinmux_table_delay(const u32 **table, unsigned int *table_len); #define SYSMGR_SOC64_GPO 0xe4 #define SYSMGR_SOC64_GPI 0xe8 #define SYSMGR_SOC64_MPU 0xf0 +/* store qspi ref clock */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD0 0x200 +/* store osc1 clock freq */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD1 0x204 +/* store fpga clock freq */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD2 0x208 #define SYSMGR_SOC64_BOOT_SCRATCH_COLD3 0x20c +/* store PSCI_CPU_ON value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD4 0x210 +/* store PSCI_CPU_ON value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD5 0x214 +/* store VBAR_EL3 value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD6 0x218 +/* store VBAR_EL3 value */ #define SYSMGR_SOC64_BOOT_SCRATCH_COLD7 0x21c #define SYSMGR_SOC64_BOOT_SCRATCH_COLD8 0x220 #define SYSMGR_SOC64_BOOT_SCRATCH_COLD9 0x224