Commit e1aaecac authored by Detlev Casanova's avatar Detlev Casanova Committed by Heiko Stuebner
Browse files

soc: rockchip: grf: Add rk3576 default GRF values 



Set SW controlled i3c weak pull up and disable JTAG function on SDMMC IO.

The i3c weak pull up is activated to let all gpio banks be controlled
by the pinctrl driver.

Disabling the JTAG function lets the SDMMC core use its full IO width.

Signed-off-by: default avatarDetlev Casanova <detlev.casanova@collabora.com>
Acked-by: default avatarDragan Simic <dsimic@manjaro.org>
Link: https://lore.kernel.org/r/20240822195706.920567-3-detlev.casanova@collabora.com


Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent 4261b580

drivers/soc/rockchip/grf.c

+29 −1
Original line number Diff line number Diff line
@@ -123,6 +123,29 @@ static const struct rockchip_grf_info rk3566_pipegrf __initconst = { 
	.num_values = ARRAY_SIZE(rk3566_defaults),

};



#define RK3576_SYSGRF_SOC_CON1		0x0004



static const struct rockchip_grf_value rk3576_defaults_sys_grf[] __initconst = {

	{ "i3c0 weakpull", RK3576_SYSGRF_SOC_CON1, HIWORD_UPDATE(3, 3, 6) },

	{ "i3c1 weakpull", RK3576_SYSGRF_SOC_CON1, HIWORD_UPDATE(3, 3, 8) },

};



static const struct rockchip_grf_info rk3576_sysgrf __initconst = {

	.values = rk3576_defaults_sys_grf,

	.num_values = ARRAY_SIZE(rk3576_defaults_sys_grf),

};



#define RK3576_IOCGRF_MISC_CON		0x04F0



static const struct rockchip_grf_value rk3576_defaults_ioc_grf[] __initconst = {

	{ "jtag switching", RK3576_IOCGRF_MISC_CON, HIWORD_UPDATE(0, 1, 1) },

};



static const struct rockchip_grf_info rk3576_iocgrf __initconst = {

	.values = rk3576_defaults_ioc_grf,

	.num_values = ARRAY_SIZE(rk3576_defaults_ioc_grf),

};



#define RK3588_GRF_SOC_CON6		0x0318



static const struct rockchip_grf_value rk3588_defaults[] __initconst = {
@@ -134,7 +157,6 @@ static const struct rockchip_grf_info rk3588_sysgrf __initconst = { 
	.num_values = ARRAY_SIZE(rk3588_defaults),

};





static const struct of_device_id rockchip_grf_dt_match[] __initconst = {

	{

		.compatible = "rockchip,rk3036-grf",
@@ -160,6 +182,12 @@ static const struct of_device_id rockchip_grf_dt_match[] __initconst = { 
	}, {

		.compatible = "rockchip,rk3566-pipe-grf",

		.data = (void *)&rk3566_pipegrf,

	}, {

		.compatible = "rockchip,rk3576-sys-grf",

		.data = (void *)&rk3576_sysgrf,

	}, {

		.compatible = "rockchip,rk3576-ioc-grf",

		.data = (void *)&rk3576_iocgrf,

	}, {

		.compatible = "rockchip,rk3588-sys-grf",

		.data = (void *)&rk3588_sysgrf,