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| author | Shawn Lin <shawn.lin@rock-chips.com> | 2018-02-07 14:20:03 +0800 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2018-02-12 09:39:11 +0100 |
| commit | e17ee5f08b9849b9f80fadab96364121c6bdd207 (patch) | |
| tree | 80d23014324ac3652872df5de96207c7e8cc8733 /drivers/soc | |
| parent | 7928b2cbe55b2a410a0f5c1f154610059c57b1b2 (diff) | |
| download | linux-0-day-e17ee5f08b9849b9f80fadab96364121c6bdd207.tar.gz linux-0-day-e17ee5f08b9849b9f80fadab96364121c6bdd207.tar.xz | |
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: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/rockchip/grf.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/soc/rockchip/grf.c b/drivers/soc/rockchip/grf.c index 15e71fd6c5133..dd81b87d79f07 100644 --- a/drivers/soc/rockchip/grf.c +++ b/drivers/soc/rockchip/grf.c @@ -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 = { @@ -92,6 +103,9 @@ 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, }, { |