We do some SoC level one time setting initialization in arch_cpu_init.
Signed-off-by: Kever Yang kever.yang@rock-chips.com ---
arch/arm/mach-rockchip/rk3288/Makefile | 1 + arch/arm/mach-rockchip/rk3288/rk3288.c | 19 +++++++++++++++++++ 2 files changed, 20 insertions(+) create mode 100644 arch/arm/mach-rockchip/rk3288/rk3288.c
diff --git a/arch/arm/mach-rockchip/rk3288/Makefile b/arch/arm/mach-rockchip/rk3288/Makefile index 82b00a1..2e0be74 100644 --- a/arch/arm/mach-rockchip/rk3288/Makefile +++ b/arch/arm/mach-rockchip/rk3288/Makefile @@ -6,5 +6,6 @@
obj-y += clk_rk3288.o obj-y += reset_rk3288.o +obj-y += rk3288.o obj-y += sdram_rk3288.o obj-y += syscon_rk3288.o diff --git a/arch/arm/mach-rockchip/rk3288/rk3288.c b/arch/arm/mach-rockchip/rk3288/rk3288.c new file mode 100644 index 0000000..92f34bb --- /dev/null +++ b/arch/arm/mach-rockchip/rk3288/rk3288.c @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2016 Rockchip Electronics Co., Ltd + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <asm/io.h> +#include <asm/arch/hardware.h> + +#define GRF_SOC_CON2 0x24c + +int arch_cpu_init(void) +{ + /* We do some SoC one time setting here. */ + + /* Use rkpwm by default */ + rk_setreg(GRF_SOC_CON2, 1 << 0); + + return 0; +}