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authorAlice Guo <[email protected]>2026-03-02 13:20:10 +0800
committerFabio Estevam <[email protected]>2026-03-16 18:44:00 -0300
commit56b39ef00a20889ac386911be76608fbe463f094 (patch)
tree185719a93f6494d12530bcfab08aa0cc31b56bfe /arch
parent62a82fa290748a51b671138cc513004f08cb6130 (diff)
arm: imx9: Keep WDG3/WDG4 untouched for i.MX952
On i.MX952, WDG3 and WDG4 are not used for system reset. PSCI is used instead. Keep WDG3 and WDG4 in their default state rather than explicitly disabling them. Signed-off-by: Alice Guo <[email protected]>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-imx/imx9/scmi/soc.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/mach-imx/imx9/scmi/soc.c b/arch/arm/mach-imx/imx9/scmi/soc.c
index d426206215d..fbee435786c 100644
--- a/arch/arm/mach-imx/imx9/scmi/soc.c
+++ b/arch/arm/mach-imx/imx9/scmi/soc.c
@@ -786,8 +786,10 @@ static void gpio_reset(ulong gpio_base)
int arch_cpu_init(void)
{
if (IS_ENABLED(CONFIG_SPL_BUILD)) {
- disable_wdog((void __iomem *)WDG3_BASE_ADDR);
- disable_wdog((void __iomem *)WDG4_BASE_ADDR);
+ if (!IS_ENABLED(CONFIG_IMX952)) {
+ disable_wdog((void __iomem *)WDG3_BASE_ADDR);
+ disable_wdog((void __iomem *)WDG4_BASE_ADDR);
+ }
gpio_reset(GPIO2_BASE_ADDR);
gpio_reset(GPIO3_BASE_ADDR);