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rockchip: rv1126: Set BOOT_WATCHDOG flag if reset by WDT 

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Change-Id: Ia3d437c33ae9a7d3f666df70c484e1e6b28a90e5
This commit is contained in:
Sugar Zhang 2020-10-12 11:48:11 +08:00
parent b444b7fa1e
commit 9a4028eb5b
1 changed files with 12 additions and 0 deletions
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12
arch/arm/mach-rockchip/rv1126/rv1126.c
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@ -5,6 +5,7 @@
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/boot_mode.h>
#include <asm/arch/hardware.h>
#include <asm/arch/grf_rv1126.h>
@ -91,6 +92,10 @@ DECLARE_GLOBAL_DATA_PTR;
#define SGRF_SOC_CON3 0x00c
#define CRU_SOFTRST_CON11 0xFF49032C
#define PMUGRF_SOC_CON1 0xFE020104
#define PMUGRF_RSTFUNC_STATUS 0xFE020230
#define PMUGRF_RSTFUNC_CLR 0xFE020234
#define WDT_RESET_SRC BIT(1)
#define WDT_RESET_SRC_CLR BIT(1)
#define GRF_IOFUNC_CON3 0xFF01026C
#define GRF1_GPIO0D_P 0xFE010104
@ -533,6 +538,13 @@ int arch_cpu_init(void)
#ifdef CONFIG_SPL_BUILD
int delay;
/* write BOOT_WATCHDOG to boot mode register, if reset by wdt */
if (readl(PMUGRF_RSTFUNC_STATUS) & WDT_RESET_SRC) {
writel(BOOT_WATCHDOG, CONFIG_ROCKCHIP_BOOT_MODE_REG);
/* clear flag for reset by wdt trigger */
writel(WDT_RESET_SRC_CLR, PMUGRF_RSTFUNC_CLR);
}
/* Just set region 0 to unsecure */
writel(0, FIREWALL_APB_BASE + FW_DDR_CON_REG);