From: Jagan Teki Date: Thu, 9 Jan 2020 08:52:19 +0000 (+0530) Subject: rockchip: rk3399: Add bootcount support X-Git-Tag: v2020.04-rc2~21^2~13 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=efebc8edd6a477fdc160c0f504078488c5618c30;p=oweals%2Fu-boot.git rockchip: rk3399: Add bootcount support Add bootcount support for Rockchip rk3399. The bootcount value is preserved in PMU_SYS_REG0 register, this would help to support redundent boot. Once the redundant boot triggers, the altboot command will look for extlinux-rollback.conf on particular bootable partition which supposed to be a recovery partition where redundant boot required. Reviewed-by: Kever Yang Signed-off-by: Jagan Teki --- diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index b689a420bd..2f260a5c5f 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -244,6 +244,8 @@ config ROCKCHIP_RK3399 imply TPL_CLK imply TPL_TINY_MEMSET imply TPL_ROCKCHIP_COMMON_BOARD + imply SYS_BOOTCOUNT_SINGLEWORD if BOOTCOUNT_LIMIT + imply CMD_BOOTCOUNT if BOOTCOUNT_LIMIT help The Rockchip RK3399 is a ARM-based SoC with a dual-core Cortex-A72 and quad-core Cortex-A53. diff --git a/arch/arm/mach-rockchip/rk3399/Kconfig b/arch/arm/mach-rockchip/rk3399/Kconfig index 868e85fc2a..f994152803 100644 --- a/arch/arm/mach-rockchip/rk3399/Kconfig +++ b/arch/arm/mach-rockchip/rk3399/Kconfig @@ -113,6 +113,16 @@ config TPL_TEXT_BASE config SPL_STACK_R_ADDR default 0x04000000 +if BOOTCOUNT_LIMIT + +config BOOTCOUNT_BOOTLIMIT + default 3 + +config SYS_BOOTCOUNT_ADDR + default 0xff3100f0 # PMU_SYS_REG0 + +endif # BOOTCOUNT_LIMIT + source "board/rockchip/evb_rk3399/Kconfig" source "board/theobroma-systems/puma_rk3399/Kconfig" source "board/vamrs/rock960_rk3399/Kconfig" diff --git a/include/configs/rk3399_common.h b/include/configs/rk3399_common.h index 127ca1f09c..89a8a44bbe 100644 --- a/include/configs/rk3399_common.h +++ b/include/configs/rk3399_common.h @@ -63,7 +63,10 @@ "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \ "partitions=" PARTS_DEFAULT \ ROCKCHIP_DEVICE_SETTINGS \ - BOOTENV + BOOTENV \ + "altbootcmd=" \ + "setenv boot_syslinux_conf extlinux/extlinux-rollback.conf;" \ + "run distro_bootcmd\0" #endif