[PATCH v5 6/6] drm/rockchip: dsi: add px30 support

Neil Armstrong narmstrong at baylibre.com
Mon Dec 16 10:39:43 UTC 2019


On 09/12/2019 15:31, Heiko Stuebner wrote:
> From: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> 
> Add the compatible and GRF definitions for the PX30 soc.
> 
> changes in v5:
> - rebased on top of 5.5-rc1
> - merged with dsi timing change to prevent ordering conflicts
> 
> Signed-off-by: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> ---
>  .../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c   | 27 +++++++++++++++++++
>  1 file changed, 27 insertions(+)
> 
> diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
> index f16bd1e9b633..f04b5064974d 100644
> --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
> +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
> @@ -140,6 +140,12 @@
>  #define DW_MIPI_NEEDS_PHY_CFG_CLK	BIT(0)
>  #define DW_MIPI_NEEDS_GRF_CLK		BIT(1)
>  
> +#define PX30_GRF_PD_VO_CON1		0x0438
> +#define PX30_DSI_FORCETXSTOPMODE	(0xf << 7)
> +#define PX30_DSI_FORCERXMODE		BIT(6)
> +#define PX30_DSI_TURNDISABLE		BIT(5)
> +#define PX30_DSI_LCDC_SEL		BIT(0)
> +
>  #define RK3288_GRF_SOC_CON6		0x025c
>  #define RK3288_DSI0_LCDC_SEL		BIT(6)
>  #define RK3288_DSI1_LCDC_SEL		BIT(9)
> @@ -1127,6 +1133,24 @@ static int dw_mipi_dsi_rockchip_remove(struct platform_device *pdev)
>  	return 0;
>  }
>  
> +static const struct rockchip_dw_dsi_chip_data px30_chip_data[] = {
> +	{
> +		.reg = 0xff450000,
> +		.lcdsel_grf_reg = PX30_GRF_PD_VO_CON1,
> +		.lcdsel_big = HIWORD_UPDATE(0, PX30_DSI_LCDC_SEL),
> +		.lcdsel_lit = HIWORD_UPDATE(PX30_DSI_LCDC_SEL,
> +					    PX30_DSI_LCDC_SEL),
> +
> +		.lanecfg1_grf_reg = PX30_GRF_PD_VO_CON1,
> +		.lanecfg1 = HIWORD_UPDATE(0, PX30_DSI_TURNDISABLE |
> +					     PX30_DSI_FORCERXMODE |
> +					     PX30_DSI_FORCETXSTOPMODE),
> +
> +		.max_data_lanes = 4,
> +	},
> +	{ /* sentinel */ }
> +};
> +
>  static const struct rockchip_dw_dsi_chip_data rk3288_chip_data[] = {
>  	{
>  		.reg = 0xff960000,
> @@ -1195,6 +1219,9 @@ static const struct rockchip_dw_dsi_chip_data rk3399_chip_data[] = {
>  
>  static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = {
>  	{
> +	 .compatible = "rockchip,px30-mipi-dsi",
> +	 .data = &px30_chip_data,
> +	}, {
>  	 .compatible = "rockchip,rk3288-mipi-dsi",
>  	 .data = &rk3288_chip_data,
>  	}, {
> 

Reviewed-by: Neil Armstrong <narmstrong at baylibre.com>


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