linux-kernel - Re: [PATCH 5/7] soc: mediatek: mt8365-mmsys: add DPI/HDMI display path

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Message-ID: <3b5e4d1e3b8dd8593c4a0cf0edbb0cee4538fa8e.camel@mediatek.com>
Date:   Fri, 17 Jun 2022 13:53:34 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Fabien Parent <fparent@...libre.com>, <matthias.bgg@...il.com>,
        <jitao.shi@...iatek.com>, <krzysztof.kozlowski+dt@...aro.org>,
        <robh+dt@...nel.org>
CC:     <chunkuang.hu@...nel.org>, <p.zabel@...gutronix.de>,
        <airlied@...ux.ie>, <daniel@...ll.ch>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 5/7] soc: mediatek: mt8365-mmsys: add DPI/HDMI display
 path

Hi, Fabien:

On Mon, 2022-05-30 at 22:14 +0200, Fabien Parent wrote:
> Right now only the DSI path connections are described in the mt8365
> mmsys driver. The external path will be DPI/HDMI. This commit adds
> the connections for DPI/HDMI.

Reviewed-by: CK Hu <ck.hu@...iatek.com>

> 
> Signed-off-by: Fabien Parent <fparent@...libre.com>
> ---
>  drivers/soc/mediatek/mt8365-mmsys.h | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/drivers/soc/mediatek/mt8365-mmsys.h
> b/drivers/soc/mediatek/mt8365-mmsys.h
> index 24129a6c25f8..7abaf048d91e 100644
> --- a/drivers/soc/mediatek/mt8365-mmsys.h
> +++ b/drivers/soc/mediatek/mt8365-mmsys.h
> @@ -10,6 +10,9 @@
>  #define MT8365_DISP_REG_CONFIG_DISP_RDMA0_RSZ0_SEL_IN	0xf60
>  #define MT8365_DISP_REG_CONFIG_DISP_COLOR0_SEL_IN	0xf64
>  #define MT8365_DISP_REG_CONFIG_DISP_DSI0_SEL_IN		0xf68
> +#define MT8365_DISP_REG_CONFIG_DISP_RDMA1_SOUT_SEL	0xfd0
> +#define MT8365_DISP_REG_CONFIG_DISP_DPI0_SEL_IN		0xfd8
> +#define MT8365_DISP_REG_CONFIG_DISP_LVDS_SYS_CFG_00	0xfdc
>  
>  #define MT8365_RDMA0_SOUT_COLOR0			0x1
>  #define MT8365_DITHER_MOUT_EN_DSI0			0x1
> @@ -18,6 +21,10 @@
>  #define MT8365_RDMA0_RSZ0_SEL_IN_RDMA0			0x0
>  #define MT8365_DISP_COLOR_SEL_IN_COLOR0			0x0
>  #define MT8365_OVL0_MOUT_PATH0_SEL			BIT(0)
> +#define MT8365_RDMA1_SOUT_DPI0				0x1
> +#define MT8365_DPI0_SEL_IN_RDMA1			0x0
> +#define MT8365_LVDS_SYS_CFG_00_SEL_LVDS_PXL_CLK		0x1
> +#define MT8365_DPI0_SEL_IN_RDMA1			0x0
>  
>  static const struct mtk_mmsys_routes mt8365_mmsys_routing_table[] =
> {
>  	{
> @@ -55,6 +62,21 @@ static const struct mtk_mmsys_routes
> mt8365_mmsys_routing_table[] = {
>  		MT8365_DISP_REG_CONFIG_DISP_RDMA0_RSZ0_SEL_IN,
>  		MT8365_RDMA0_RSZ0_SEL_IN_RDMA0,
> MT8365_RDMA0_RSZ0_SEL_IN_RDMA0
>  	},
> +	{
> +		DDP_COMPONENT_RDMA1, DDP_COMPONENT_DPI0,
> +		MT8365_DISP_REG_CONFIG_DISP_LVDS_SYS_CFG_00,
> +		MT8365_LVDS_SYS_CFG_00_SEL_LVDS_PXL_CLK,
> MT8365_LVDS_SYS_CFG_00_SEL_LVDS_PXL_CLK
> +	},
> +	{
> +		DDP_COMPONENT_RDMA1, DDP_COMPONENT_DPI0,
> +		MT8365_DISP_REG_CONFIG_DISP_DPI0_SEL_IN,
> +		MT8365_DPI0_SEL_IN_RDMA1, MT8365_DPI0_SEL_IN_RDMA1
> +	},
> +	{
> +		DDP_COMPONENT_RDMA1, DDP_COMPONENT_DPI0,
> +		MT8365_DISP_REG_CONFIG_DISP_RDMA1_SOUT_SEL,
> +		MT8365_RDMA1_SOUT_DPI0, MT8365_RDMA1_SOUT_DPI0
> +	},
>  };
>  
>  #endif /* __SOC_MEDIATEK_MT8365_MMSYS_H */