From 887758c325487ac747e03d552de42ec0ceaf214d Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Thu, 25 May 2017 15:58:24 +0800 Subject: soc: rockchip: disable jtag switching for RK3328 Soc Disable IO function switching between sdmmc and jtag for RK3328 Soc. Signed-off-by: Shawn Lin Signed-off-by: Heiko Stuebner --- drivers/soc/rockchip/grf.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/soc') diff --git a/drivers/soc/rockchip/grf.c b/drivers/soc/rockchip/grf.c index d61db34ad6dd..15e71fd6c513 100644 --- 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, -- cgit v1.2.3