Commit e17ee5f0 authored by Shawn Lin's avatar Shawn Lin Committed by Heiko Stuebner
Browse files

soc: rockchip: disable jtag switching for RK3228/RK3229 SoCs 



Disable IO function switching between sdmmc and jtag
for RK3228 and RK3229 SoCs.

Signed-off-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent 7928b2cb

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 RK3228_GRF_SOC_CON6		0x418



static const struct rockchip_grf_value rk3228_defaults[] __initconst = {

	{ "jtag switching", RK3228_GRF_SOC_CON6, HIWORD_UPDATE(0, 1, 8) },

};



static const struct rockchip_grf_info rk3228_grf __initconst = {

	.values = rk3228_defaults,

	.num_values = ARRAY_SIZE(rk3228_defaults),

};



#define RK3288_GRF_SOC_CON0		0x244



static const struct rockchip_grf_value rk3288_defaults[] __initconst = {
@@ -91,6 +102,9 @@ static const struct of_device_id rockchip_grf_dt_match[] __initconst = { 
	{

		.compatible = "rockchip,rk3036-grf",

		.data = (void *)&rk3036_grf,

	}, {

		.compatible = "rockchip,rk3228-grf",

		.data = (void *)&rk3228_grf,

	}, {

		.compatible = "rockchip,rk3288-grf",

		.data = (void *)&rk3288_grf,