From patchwork Thu Jan 9 08:52:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 239289 List-Id: U-Boot discussion From: jagan at amarulasolutions.com (Jagan Teki) Date: Thu, 9 Jan 2020 14:22:19 +0530 Subject: [PATCH v4 5/8] rockchip: rk3399: Add bootcount support In-Reply-To: <20200109085222.22670-1-jagan@amarulasolutions.com> References: <20200109085222.22670-1-jagan@amarulasolutions.com> Message-ID: <20200109085222.22670-6-jagan@amarulasolutions.com> 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 --- arch/arm/mach-rockchip/Kconfig | 2 ++ arch/arm/mach-rockchip/rk3399/Kconfig | 10 ++++++++++ include/configs/rk3399_common.h | 5 ++++- 3 files changed, 16 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index d8d68ba447..9a3c65ec58 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