This commit enables support for CONFIG_WDT in the U-Boot proper. Moreover, the SYSRESET_WATCHDOG driver is used to support 'reset' command.
As SPL is not yet ready for DM conversion, the CONFIG_HW_WATCHDOG is enabled for it. This allows the legacy SPL code to work properly.
Signed-off-by: Lukasz Majewski lukma@denx.de ---
Changes in v2: None
arch/arm/dts/imx6q-display5-u-boot.dtsi | 5 +++++ configs/display5_defconfig | 3 +++ include/configs/display5.h | 6 +++++- 3 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/arch/arm/dts/imx6q-display5-u-boot.dtsi b/arch/arm/dts/imx6q-display5-u-boot.dtsi index b942218b7ab8..aa660b5aeb65 100644 --- a/arch/arm/dts/imx6q-display5-u-boot.dtsi +++ b/arch/arm/dts/imx6q-display5-u-boot.dtsi @@ -31,6 +31,11 @@ chosen { stdout-path = &uart5; }; + + wdt-reboot { + compatible = "wdt-reboot"; + wdt = <&wdog1>; + }; };
&i2c3 { diff --git a/configs/display5_defconfig b/configs/display5_defconfig index 3719eb40d5ea..a3062854d89c 100644 --- a/configs/display5_defconfig +++ b/configs/display5_defconfig @@ -49,6 +49,7 @@ CONFIG_CMD_PART=y # CONFIG_CMD_PINMUX is not set CONFIG_CMD_SF=y CONFIG_CMD_SPI=y +CONFIG_CMD_WDT=y CONFIG_CMD_DHCP=y CONFIG_CMD_MII=y CONFIG_CMD_PING=y @@ -107,5 +108,7 @@ CONFIG_DM_REGULATOR_PFUZE100=y CONFIG_MXC_UART=y CONFIG_SPI=y CONFIG_MXC_SPI=y +CONFIG_SYSRESET=y +CONFIG_SYSRESET_WATCHDOG=y CONFIG_I2C_EDID=y CONFIG_IMX_WATCHDOG=y diff --git a/include/configs/display5.h b/include/configs/display5.h index a3cb62367c4c..e66bb65c21c6 100644 --- a/include/configs/display5.h +++ b/include/configs/display5.h @@ -348,7 +348,11 @@
/* Watchdog */ #define CONFIG_WATCHDOG_TIMEOUT_MSECS 15000 - +#if defined(CONFIG_SPL_BUILD) +#undef CONFIG_WDT +#undef CONFIG_WATCHDOG +#define CONFIG_HW_WATCHDOG +#endif /* ENV config */ #ifdef CONFIG_ENV_IS_IN_SPI_FLASH #define CONFIG_ENV_SIZE (SZ_64K)