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Commit 6e61c891 authored by Xiao Yao's avatar Xiao Yao Committed by Heiko Stuebner
Browse files

soc: rockchip: disable jtag switching for RK3128 SoCs 



Disable IO function switching between sdmmc and jtag
for RK3128 SoCs.

Signed-off-by: default avatarXiao Yao <xiaoyao@rock-chips.com>
Reviewed-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent e17ee5f0

drivers/soc/rockchip/grf.c

+14 −0
Original line number Diff line number Diff line
@@ -43,6 +43,17 @@ static const struct rockchip_grf_info rk3036_grf __initconst = { 
	.num_values = ARRAY_SIZE(rk3036_defaults),

};



#define RK3128_GRF_SOC_CON0		0x140



static const struct rockchip_grf_value rk3128_defaults[] __initconst = {

	{ "jtag switching", RK3128_GRF_SOC_CON0, HIWORD_UPDATE(0, 1, 8) },

};



static const struct rockchip_grf_info rk3128_grf __initconst = {

	.values = rk3128_defaults,

	.num_values = ARRAY_SIZE(rk3128_defaults),

};



#define RK3228_GRF_SOC_CON6		0x418



static const struct rockchip_grf_value rk3228_defaults[] __initconst = {
@@ -102,6 +113,9 @@ static const struct of_device_id rockchip_grf_dt_match[] __initconst = { 
	{

		.compatible = "rockchip,rk3036-grf",

		.data = (void *)&rk3036_grf,

	}, {

		.compatible = "rockchip,rk3128-grf",

		.data = (void *)&rk3128_grf,

	}, {

		.compatible = "rockchip,rk3228-grf",

		.data = (void *)&rk3228_grf,