[U-Boot] [PATCH 08/12] rockchip: remove rk_timer
Kever Yang
kever.yang at rock-chips.com
Tue Jul 9 14:00:29 UTC 2019
We have convert all SoC to use DM timer or ARM arch/generic
timer, we can remove this rk_timer now.
Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
---
arch/arm/include/asm/arch-rockchip/timer.h | 3 --
arch/arm/mach-rockchip/rk_timer.c | 40 ----------------------
2 files changed, 43 deletions(-)
delete mode 100644 arch/arm/mach-rockchip/rk_timer.c
diff --git a/arch/arm/include/asm/arch-rockchip/timer.h b/arch/arm/include/asm/arch-rockchip/timer.h
index a8379be912..77b5422044 100644
--- a/arch/arm/include/asm/arch-rockchip/timer.h
+++ b/arch/arm/include/asm/arch-rockchip/timer.h
@@ -15,7 +15,4 @@ struct rk_timer {
u32 timer_int_status;
};
-void rockchip_timer_init(void);
-void rockchip_udelay(unsigned int usec);
-
#endif
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);
-}
--
2.17.1
More information about the U-Boot
mailing list