diff options
| author | Kever Yang <kever.yang@rock-chips.com> | 2019-07-09 22:00:25 +0800 |
|---|---|---|
| committer | Kever Yang <kever.yang@rock-chips.com> | 2019-07-20 23:59:44 +0800 |
| commit | 002d897fb143826e48c59342428748c556dcbda0 (patch) | |
| tree | c6fe0a3e002b6abd00e0e4b70d08f46ecdf5f168 /arch | |
| parent | 19d0de3ee4d0f4fc13f09303fbbe91bf8d8d81d8 (diff) | |
rockchip: rk3036: use ARM arch timer instead of rk_timer
We prefer to use ARM arch timer instead of rockchip timer, so that
we are using the same timer for SPL, U-Boot and Kernel, which will
make things simple and easy to track the boot time.
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-rockchip/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3036-board-spl.c | 29 |
2 files changed, 27 insertions, 4 deletions
diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile index 933b0a182ad..2a0db0af80b 100644 --- a/arch/arm/mach-rockchip/Makefile +++ b/arch/arm/mach-rockchip/Makefile @@ -42,7 +42,7 @@ endif obj-$(CONFIG_$(SPL_TPL_)RAM) += sdram_common.o ifndef CONFIG_ARM64 -ifeq ($(CONFIG_ROCKCHIP_RK3188)$(CONFIG_ROCKCHIP_RK322X),) +ifeq ($(CONFIG_ROCKCHIP_RK3188)$(CONFIG_ROCKCHIP_RK322X)$(CONFIG_ROCKCHIP_RK3036),) obj-y += rk_timer.o endif endif diff --git a/arch/arm/mach-rockchip/rk3036-board-spl.c b/arch/arm/mach-rockchip/rk3036-board-spl.c index 110d06dba5e..fbc89b66c47 100644 --- a/arch/arm/mach-rockchip/rk3036-board-spl.c +++ b/arch/arm/mach-rockchip/rk3036-board-spl.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * (C) Copyright 2015 Rockchip Electronics Co., Ltd + * (C) Copyright 2015-2019 Rockchip Electronics Co., Ltd */ #include <common.h> @@ -8,14 +8,37 @@ #include <asm/io.h> #include <asm/arch-rockchip/bootrom.h> #include <asm/arch-rockchip/sdram_rk3036.h> -#include <asm/arch-rockchip/timer.h> + +#define TIMER_LOAD_COUNT_L 0x00 +#define TIMER_LOAD_COUNT_H 0x04 +#define TIMER_CONTROL_REG 0x10 +#define TIMER_EN 0x1 +#define TIMER_FMODE (0 << 1) +#define TIMER_RMODE (1 << 1) + +void rockchip_stimer_init(void) +{ + asm volatile("mcr p15, 0, %0, c14, c0, 0" + : : "r"(COUNTER_FREQUENCY)); + + writel(0, CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG); + writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE); + writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 4); + writel(TIMER_EN | TIMER_FMODE, CONFIG_ROCKCHIP_STIMER_BASE + + TIMER_CONTROL_REG); +} void board_init_f(ulong dummy) { #ifdef CONFIG_DEBUG_UART debug_uart_init(); #endif - rockchip_timer_init(); + + /* Init secure timer */ + rockchip_stimer_init(); + /* Init ARM arch timer in arch/arm/cpu/armv7/arch_timer.c */ + timer_init(); + sdram_init(); /* return to maskrom */ |