diff options
Diffstat (limited to 'arch/arm/mach-rockchip/rk_timer.c')
-rw-r--r-- | arch/arm/mach-rockchip/rk_timer.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/arch/arm/mach-rockchip/rk_timer.c b/arch/arm/mach-rockchip/rk_timer.c deleted file mode 100644 index 29d379fa0a..0000000000 --- a/arch/arm/mach-rockchip/rk_timer.c +++ /dev/null @@ -1,40 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2015 Rockchip Electronics Co., Ltd - */ - -#include <common.h> -#include <asm/arch-rockchip/timer.h> -#include <asm/io.h> -#include <linux/types.h> - -struct rk_timer * const timer_ptr = (void *)CONFIG_SYS_TIMER_BASE; - -static uint64_t rockchip_get_ticks(void) -{ - uint64_t timebase_h, timebase_l; - - timebase_l = readl(&timer_ptr->timer_curr_value0); - timebase_h = readl(&timer_ptr->timer_curr_value1); - - return timebase_h << 32 | timebase_l; -} - -void rockchip_udelay(unsigned int usec) -{ - uint64_t tmp; - - /* get timestamp */ - tmp = rockchip_get_ticks() + usec_to_tick(usec); - - /* loop till event */ - while (rockchip_get_ticks() < tmp+1) - ; -} - -void rockchip_timer_init(void) -{ - writel(0xffffffff, &timer_ptr->timer_load_count0); - writel(0xffffffff, &timer_ptr->timer_load_count1); - writel(1, &timer_ptr->timer_ctrl_reg); -} |