From 64f09aa967e1a6effdffcbf14c912ec5f9e3715e Mon Sep 17 00:00:00 2001 From: Huacai Chen Date: Sun, 29 Mar 2015 10:54:09 +0800 Subject: MIPS: Loongson-3: Add CPU Hwmon platform driver This add CPU Hwmon (temperature sensor) platform driver for Loongson-3. Signed-off-by: Huacai Chen Cc: Steven J. Hill Cc: linux-mips@linux-mips.org Cc: Fuxin Zhang Cc: Zhangjin Wu Patchwork: https://patchwork.linux-mips.org/patch/9617/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/mach-loongson/loongson.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch/mips/include/asm/mach-loongson/loongson.h') diff --git a/arch/mips/include/asm/mach-loongson/loongson.h b/arch/mips/include/asm/mach-loongson/loongson.h index 5459ac09679f..9783103fd6f6 100644 --- a/arch/mips/include/asm/mach-loongson/loongson.h +++ b/arch/mips/include/asm/mach-loongson/loongson.h @@ -255,6 +255,10 @@ static inline void do_perfcnt_IRQ(void) extern u64 loongson_chipcfg[MAX_PACKAGES]; #define LOONGSON_CHIPCFG(id) (*(volatile u32 *)(loongson_chipcfg[id])) +/* Chip Temperature registor of each physical cpu package, PRid >= Loongson-3A */ +extern u64 loongson_chiptemp[MAX_PACKAGES]; +#define LOONGSON_CHIPTEMP(id) (*(volatile u32 *)(loongson_chiptemp[id])) + /* Freq Control register of each physical cpu package, PRid >= Loongson-3B */ extern u64 loongson_freqctrl[MAX_PACKAGES]; #define LOONGSON_FREQCTRL(id) (*(volatile u32 *)(loongson_freqctrl[id])) -- cgit v1.2.3