diff options
| author | Lin Huang <hl@rock-chips.com> | 2016-11-30 16:57:08 +0800 |
|---|---|---|
| committer | Xing Zheng <zhengxing@rock-chips.com> | 2017-02-24 20:07:44 +0800 |
| commit | 95c3f422d843f00076088ad39075af1ec4c93d8e (patch) | |
| tree | 096eb7d85c4f8dfe4966eb4236a69ac88348178a /plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h | |
| parent | 09f41f8ed68de101702a1045ea2570d6f6975fa3 (diff) | |
| download | arm-trusted-firmware-95c3f422d843f00076088ad39075af1ec4c93d8e.tar.gz | |
rockchip: rk3399: add stopwatch functions to m0
There is system timer in m0, we can use it to implement a set of
stopwatch functions for measuring timeouts.
Signed-off-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: Derek Basehore <dbasehore@chromium.org>
Diffstat (limited to 'plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h')
| -rw-r--r-- | plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h b/plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h index 7f4f34cb..23be3c3a 100644 --- a/plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h +++ b/plat/rockchip/rk3399/drivers/m0/include/rk3399_mcu.h @@ -44,6 +44,9 @@ typedef unsigned int uint32_t; #define mmio_clrsetbits_32(addr, clear, set) \ mmio_write_32(addr, (mmio_read_32(addr) & ~(clear)) | (set)) +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#define MAX(a, b) ((a) > (b) ? (a) : (b)) + #define MCU_BASE 0x40000000 #define PMU_BASE (MCU_BASE + 0x07310000) #define CRU_BASE_ADDR 0x47760000 @@ -55,5 +58,8 @@ typedef unsigned int uint32_t; void handle_suspend(void); void handle_dram(void); +void stopwatch_init_usecs_expire(unsigned int usecs); +int stopwatch_expired(void); +void stopwatch_reset(void); #endif /* __RK3399_MCU_H__ */ |