MIPS: loongson32: ls1c: Fix hang during startup

gnaygnil · tsbogend · commit 35508d242409 · 2022-08-29T15:10:08.000+02:00
The RTCCTRL reg of LS1C is obselete. Writing this reg will cause system hang. Fixes: 60219c5 ("MIPS: Add RTC support for Loongson1C board") Signed-off-by: Yang Ling <gnaygnil@gmail.com> Tested-by: Keguang Zhang <keguang.zhang@gmail.com> Acked-by: Keguang Zhang <keguang.zhang@gmail.com> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
diff --git a/arch/mips/loongson32/ls1c/board.c b/arch/mips/loongson32/ls1c/board.c
@@ -15,7 +15,6 @@ static struct platform_device *ls1c_platform_devices[] __initdata = {
 static int __init ls1c_platform_init(void)
 {
 	ls1x_serial_set_uartclk(&ls1x_uart_pdev);
-	ls1x_rtc_set_extclk(&ls1x_rtc_pdev);
 
 	return platform_add_devices(ls1c_platform_devices,
 				   ARRAY_SIZE(ls1c_platform_devices));

Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,6 @@ static struct platform_device *ls1c_platform_devices[] __initdata = {`
`15`	`15`	`static int __init ls1c_platform_init(void)`
`16`	`16`	`{`
`17`	`17`	`ls1x_serial_set_uartclk(&ls1x_uart_pdev);`
`18`		`- ls1x_rtc_set_extclk(&ls1x_rtc_pdev);`
`19`	`18`
`20`	`19`	`return platform_add_devices(ls1c_platform_devices,`
`21`	`20`	`ARRAY_SIZE(ls1c_platform_devices));`