Commit 11fdb231 authored by Jagan Teki's avatar Jagan Teki Committed by Heiko Stuebner
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drm/rockchip: dsi: Add rv1126 MIPI DSI support 



RV1126 MIPI DSI supports V1.2 DPHY with 4 lanes and 1Gbps transfer
rate for lane.

Add support for it.

Signed-off-by: default avatarJagan Teki <jagan@edgeble.ai>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230731110012.2913742-9-jagan@edgeble.ai
parent 9610f9fd

drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c

+20 −0
Original line number Diff line number Diff line
@@ -198,6 +198,11 @@ 
#define RK3568_DSI1_TURNDISABLE		BIT(2)

#define RK3568_DSI1_FORCERXMODE		BIT(0)



#define RV1126_GRF_DSIPHY_CON		0x10220

#define RV1126_DSI_FORCETXSTOPMODE	(0xf << 4)

#define RV1126_DSI_TURNDISABLE		BIT(2)

#define RV1126_DSI_FORCERXMODE		BIT(0)



#define HIWORD_UPDATE(val, mask)	(val | (mask) << 16)



enum {
@@ -1651,6 +1656,18 @@ static const struct rockchip_dw_dsi_chip_data rk3568_chip_data[] = { 
	{ /* sentinel */ }

};



static const struct rockchip_dw_dsi_chip_data rv1126_chip_data[] = {

	{

		.reg = 0xffb30000,

		.lanecfg1_grf_reg = RV1126_GRF_DSIPHY_CON,

		.lanecfg1 = HIWORD_UPDATE(0, RV1126_DSI_TURNDISABLE |

					     RV1126_DSI_FORCERXMODE |

					     RV1126_DSI_FORCETXSTOPMODE),

		.max_data_lanes = 4,

	},

	{ /* sentinel */ }

};



static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = {

	{

	 .compatible = "rockchip,px30-mipi-dsi",
@@ -1664,6 +1681,9 @@ static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = { 
	}, {

	 .compatible = "rockchip,rk3568-mipi-dsi",

	 .data = &rk3568_chip_data,

	}, {

	 .compatible = "rockchip,rv1126-mipi-dsi",

	 .data = &rv1126_chip_data,

	},

	{ /* sentinel */ }

};