add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/sh/kernel/reboot.c
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@@ -4,9 +4,7 @@
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 #include <linux/kernel.h>
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 #include <linux/reboot.h>
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 #include <linux/module.h>
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-#ifdef CONFIG_SUPERH32
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 #include <asm/watchdog.h>
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-#endif
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 #include <asm/addrspace.h>
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 #include <asm/reboot.h>
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 #include <asm/tlbflush.h>
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@@ -15,13 +13,11 @@
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 void (*pm_power_off)(void);
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 EXPORT_SYMBOL(pm_power_off);
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-#ifdef CONFIG_SUPERH32
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 static void watchdog_trigger_immediate(void)
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 {
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 	sh_wdt_write_cnt(0xFF);
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 	sh_wdt_write_csr(0xC2);
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 }
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-#endif
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 static void native_machine_restart(char * __unused)
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 {
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@@ -33,10 +29,8 @@
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 	/* Address error with SR.BL=1 first. */
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 	trigger_address_error();
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-#ifdef CONFIG_SUPERH32
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 	/* If that fails or is unsupported, go for the watchdog next. */
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 	watchdog_trigger_immediate();
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-#endif
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 	/*
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 	 * Give up and sleep.