From a94bed01165b7571ac186d55a45f6d53d45c48ba Mon Sep 17 00:00:00 2001 From: Alexandru Gagniuc Date: Thu, 2 Jan 2014 01:57:53 -0500 Subject: cpu/allwinner/a10: Add function for reading chip revision Change-Id: Iafbd253235db3914b9382fdb41de2622ef83c6d8 Signed-off-by: Alexandru Gagniuc Reviewed-on: http://review.coreboot.org/4596 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel Reviewed-by: David Hendricks --- src/cpu/allwinner/a10/timer.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/cpu/allwinner/a10/timer.h') diff --git a/src/cpu/allwinner/a10/timer.h b/src/cpu/allwinner/a10/timer.h index 9c0c0d158d..cb127530a1 100644 --- a/src/cpu/allwinner/a10/timer.h +++ b/src/cpu/allwinner/a10/timer.h @@ -24,6 +24,13 @@ #define TIMER_CTRL_RELOAD (1 << 1) #define TIMER_CTRL_TMR_EN (1 << 0) +/* Chip revision definitions (found in CPU_CFG register) */ +#define A1X_CHIP_REV_A 0x0 +#define A1X_CHIP_REV_C1 0x1 +#define A1X_CHIP_REV_C2 0x2 +#define A1X_CHIP_REV_B 0x3 + + /* General purpose timer */ struct a1x_timer { u32 ctrl; @@ -87,4 +94,6 @@ struct a1x_timer_module { u32 cpu_cfg; } __attribute__ ((packed)); +u8 a1x_get_cpu_chip_revision(void); + #endif /* CPU_ALLWINNER_A10_TIMER_H */ -- cgit v1.2.3