diff options
| author | Michal Simek <michal.simek@xilinx.com> | 2018-05-17 14:06:06 +0200 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2018-05-31 13:50:39 +0200 |
| commit | d348beaa63fa86d298e76d18c6699b14cbcc0f0f (patch) | |
| tree | 1b8ff1a1f391d53ef85e88ac605e31f4ee432fba /arch/arm/include/asm/arch-zynqmp | |
| parent | b168591c899e869dc4fcd71752cbe32c91355348 (diff) | |
arm64: zynqmp: Show reset reason
Read reset reason reg and show it in log and also save it as variable.
Clearing reset reason when it is read to show only one status
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm/include/asm/arch-zynqmp')
| -rw-r--r-- | arch/arm/include/asm/arch-zynqmp/hardware.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h b/arch/arm/include/asm/arch-zynqmp/hardware.h index acc68251be..f31725030b 100644 --- a/arch/arm/include/asm/arch-zynqmp/hardware.h +++ b/arch/arm/include/asm/arch-zynqmp/hardware.h @@ -30,6 +30,14 @@ #define PS_MODE2 BIT(2) #define PS_MODE3 BIT(3) +#define RESET_REASON_DEBUG_SYS BIT(6) +#define RESET_REASON_SOFT BIT(5) +#define RESET_REASON_SRST BIT(4) +#define RESET_REASON_PSONLY BIT(3) +#define RESET_REASON_PMU BIT(2) +#define RESET_REASON_INTERNAL BIT(1) +#define RESET_REASON_EXTERNAL BIT(0) + struct crlapb_regs { u32 reserved0[36]; u32 cpu_r5_ctrl; /* 0x90 */ @@ -37,7 +45,9 @@ struct crlapb_regs { u32 timestamp_ref_ctrl; /* 0x128 */ u32 reserved2[53]; u32 boot_mode; /* 0x200 */ - u32 reserved3[14]; + u32 reserved3_0[7]; + u32 reset_reason; /* 0x220 */ + u32 reserved3_1[6]; u32 rst_lpd_top; /* 0x23C */ u32 reserved4[4]; u32 boot_pin_ctrl; /* 0x250 */ |