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 <alice.guo@nxp.com>

diff --git a/arch/arm/mach-imx/imx9/scmi/soc.c b/arch/arm/mach-imx/imx9/scmi/soc.c
index d426206215da77776e5ce0a26758792af1566c08..fbee435786cd69ae68ffc3a9018c6b7610265d95 100644 (file)
--- 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);