soc: rockchip: disable jtag switching for RK3328 Soc

Disable IO function switching between sdmmc and jtag
for RK3328 Soc.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/drivers/soc/rockchip/grf.c b/drivers/soc/rockchip/grf.c
index d61db34..15e71fd 100644 (file)
--- a/drivers/soc/rockchip/grf.c
+++ b/drivers/soc/rockchip/grf.c
@@ -54,6 +54,17 @@ static const struct rockchip_grf_info rk3288_grf __initconst = {
        .num_values = ARRAY_SIZE(rk3288_defaults),
 };
 
+#define RK3328_GRF_SOC_CON4            0x410
+
+static const struct rockchip_grf_value rk3328_defaults[] __initconst = {
+       { "jtag switching", RK3328_GRF_SOC_CON4, HIWORD_UPDATE(0, 1, 12) },
+};
+
+static const struct rockchip_grf_info rk3328_grf __initconst = {
+       .values = rk3328_defaults,
+       .num_values = ARRAY_SIZE(rk3328_defaults),
+};
+
 #define RK3368_GRF_SOC_CON15           0x43c
 
 static const struct rockchip_grf_value rk3368_defaults[] __initconst = {
@@ -83,6 +94,9 @@ static const struct of_device_id rockchip_grf_dt_match[] __initconst = {
        }, {
                .compatible = "rockchip,rk3288-grf",
                .data = (void *)&rk3288_grf,
+       }, {
+               .compatible = "rockchip,rk3328-grf",
+               .data = (void *)&rk3328_grf,
        }, {
                .compatible = "rockchip,rk3368-grf",
                .data = (void *)&rk3368_grf,