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Date: Mon, 28 Feb 2022 12:20:21 +0100
From: Matthias Brugger <matthias.bgg@...il.com>
To: Rex-BC Chen <rex-bc.chen@...iatek.com>, chunkuang.hu@...nel.org,
robh+dt@...nel.org
Cc: p.zabel@...gutronix.de, airlied@...ux.ie, daniel@...ll.ch,
jassisinghbrar@...il.com, fparent@...libre.com,
yongqiang.niu@...iatek.com, hsinyi@...omium.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
dri-devel@...ts.freedesktop.org,
Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v4,3/5] soc: mediatek: mmsys: add mt8186 mmsys routing
table
On 22/02/2022 06:28, Rex-BC Chen wrote:
> From: Yongqiang Niu <yongqiang.niu@...iatek.com>
>
> Add new routing table for MT8186.
> In MT8186, there are two routing pipelines for internal and external
> display.
>
> Internal display: OVL0->RDMA0->COLOR0->CCORR0->AAL0->GAMMA->POSTMASK0->
> DITHER->DSI0
> External display: OVL_2L0->RDMA1->DPI0
>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
> Signed-off-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
applied, thanks!
> ---
> drivers/soc/mediatek/mt8186-mmsys.h | 113 ++++++++++++++++++++++++++++
> drivers/soc/mediatek/mtk-mmsys.c | 11 +++
> 2 files changed, 124 insertions(+)
> create mode 100644 drivers/soc/mediatek/mt8186-mmsys.h
>
> diff --git a/drivers/soc/mediatek/mt8186-mmsys.h b/drivers/soc/mediatek/mt8186-mmsys.h
> new file mode 100644
> index 000000000000..7de329f2d729
> --- /dev/null
> +++ b/drivers/soc/mediatek/mt8186-mmsys.h
> @@ -0,0 +1,113 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +
> +#ifndef __SOC_MEDIATEK_MT8186_MMSYS_H
> +#define __SOC_MEDIATEK_MT8186_MMSYS_H
> +
> +#define MT8186_MMSYS_OVL_CON 0xF04
> +#define MT8186_MMSYS_OVL0_CON_MASK 0x3
> +#define MT8186_MMSYS_OVL0_2L_CON_MASK 0xC
> +#define MT8186_OVL0_GO_BLEND BIT(0)
> +#define MT8186_OVL0_GO_BG BIT(1)
> +#define MT8186_OVL0_2L_GO_BLEND BIT(2)
> +#define MT8186_OVL0_2L_GO_BG BIT(3)
> +#define MT8186_DISP_RDMA0_SOUT_SEL 0xF0C
> +#define MT8186_RDMA0_SOUT_SEL_MASK 0xF
> +#define MT8186_RDMA0_SOUT_TO_DSI0 (0)
> +#define MT8186_RDMA0_SOUT_TO_COLOR0 (1)
> +#define MT8186_RDMA0_SOUT_TO_DPI0 (2)
> +#define MT8186_DISP_OVL0_2L_MOUT_EN 0xF14
> +#define MT8186_OVL0_2L_MOUT_EN_MASK 0xF
> +#define MT8186_OVL0_2L_MOUT_TO_RDMA0 BIT(0)
> +#define MT8186_OVL0_2L_MOUT_TO_RDMA1 BIT(3)
> +#define MT8186_DISP_OVL0_MOUT_EN 0xF18
> +#define MT8186_OVL0_MOUT_EN_MASK 0xF
> +#define MT8186_OVL0_MOUT_TO_RDMA0 BIT(0)
> +#define MT8186_OVL0_MOUT_TO_RDMA1 BIT(3)
> +#define MT8186_DISP_DITHER0_MOUT_EN 0xF20
> +#define MT8186_DITHER0_MOUT_EN_MASK 0xF
> +#define MT8186_DITHER0_MOUT_TO_DSI0 BIT(0)
> +#define MT8186_DITHER0_MOUT_TO_RDMA1 BIT(2)
> +#define MT8186_DITHER0_MOUT_TO_DPI0 BIT(3)
> +#define MT8186_DISP_RDMA0_SEL_IN 0xF28
> +#define MT8186_RDMA0_SEL_IN_MASK 0xF
> +#define MT8186_RDMA0_FROM_OVL0 0
> +#define MT8186_RDMA0_FROM_OVL0_2L 2
> +#define MT8186_DISP_DSI0_SEL_IN 0xF30
> +#define MT8186_DSI0_SEL_IN_MASK 0xF
> +#define MT8186_DSI0_FROM_RDMA0 0
> +#define MT8186_DSI0_FROM_DITHER0 1
> +#define MT8186_DSI0_FROM_RDMA1 2
> +#define MT8186_DISP_RDMA1_MOUT_EN 0xF3C
> +#define MT8186_RDMA1_MOUT_EN_MASK 0xF
> +#define MT8186_RDMA1_MOUT_TO_DPI0_SEL BIT(0)
> +#define MT8186_RDMA1_MOUT_TO_DSI0_SEL BIT(2)
> +#define MT8186_DISP_RDMA1_SEL_IN 0xF40
> +#define MT8186_RDMA1_SEL_IN_MASK 0xF
> +#define MT8186_RDMA1_FROM_OVL0 0
> +#define MT8186_RDMA1_FROM_OVL0_2L 2
> +#define MT8186_RDMA1_FROM_DITHER0 3
> +#define MT8186_DISP_DPI0_SEL_IN 0xF44
> +#define MT8186_DPI0_SEL_IN_MASK 0xF
> +#define MT8186_DPI0_FROM_RDMA1 0
> +#define MT8186_DPI0_FROM_DITHER0 1
> +#define MT8186_DPI0_FROM_RDMA0 2
> +
> +static const struct mtk_mmsys_routes mmsys_mt8186_routing_table[] = {
> + {
> + DDP_COMPONENT_OVL0, DDP_COMPONENT_RDMA0,
> + MT8186_DISP_OVL0_MOUT_EN, MT8186_OVL0_MOUT_EN_MASK,
> + MT8186_OVL0_MOUT_TO_RDMA0
> + },
> + {
> + DDP_COMPONENT_OVL0, DDP_COMPONENT_RDMA0,
> + MT8186_DISP_RDMA0_SEL_IN, MT8186_RDMA0_SEL_IN_MASK,
> + MT8186_RDMA0_FROM_OVL0
> + },
> + {
> + DDP_COMPONENT_OVL0, DDP_COMPONENT_RDMA0,
> + MT8186_MMSYS_OVL_CON, MT8186_MMSYS_OVL0_CON_MASK,
> + MT8186_OVL0_GO_BLEND
> + },
> + {
> + DDP_COMPONENT_RDMA0, DDP_COMPONENT_COLOR0,
> + MT8186_DISP_RDMA0_SOUT_SEL, MT8186_RDMA0_SOUT_SEL_MASK,
> + MT8186_RDMA0_SOUT_TO_COLOR0
> + },
> + {
> + DDP_COMPONENT_DITHER, DDP_COMPONENT_DSI0,
> + MT8186_DISP_DITHER0_MOUT_EN, MT8186_DITHER0_MOUT_EN_MASK,
> + MT8186_DITHER0_MOUT_TO_DSI0,
> + },
> + {
> + DDP_COMPONENT_DITHER, DDP_COMPONENT_DSI0,
> + MT8186_DISP_DSI0_SEL_IN, MT8186_DSI0_SEL_IN_MASK,
> + MT8186_DSI0_FROM_DITHER0
> + },
> + {
> + DDP_COMPONENT_OVL_2L0, DDP_COMPONENT_RDMA1,
> + MT8186_DISP_OVL0_2L_MOUT_EN, MT8186_OVL0_2L_MOUT_EN_MASK,
> + MT8186_OVL0_2L_MOUT_TO_RDMA1
> + },
> + {
> + DDP_COMPONENT_OVL_2L0, DDP_COMPONENT_RDMA1,
> + MT8186_DISP_RDMA1_SEL_IN, MT8186_RDMA1_SEL_IN_MASK,
> + MT8186_RDMA1_FROM_OVL0_2L
> + },
> + {
> + DDP_COMPONENT_OVL_2L0, DDP_COMPONENT_RDMA1,
> + MT8186_MMSYS_OVL_CON, MT8186_MMSYS_OVL0_2L_CON_MASK,
> + MT8186_OVL0_2L_GO_BLEND
> + },
> + {
> + DDP_COMPONENT_RDMA1, DDP_COMPONENT_DPI0,
> + MT8186_DISP_RDMA1_MOUT_EN, MT8186_RDMA1_MOUT_EN_MASK,
> + MT8186_RDMA1_MOUT_TO_DPI0_SEL
> + },
> + {
> + DDP_COMPONENT_RDMA1, DDP_COMPONENT_DPI0,
> + MT8186_DISP_DPI0_SEL_IN, MT8186_DPI0_SEL_IN_MASK,
> + MT8186_DPI0_FROM_RDMA1
> + },
> +};
> +
> +#endif /* __SOC_MEDIATEK_MT8186_MMSYS_H */
> diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
> index 1e448f1ffefb..0da25069ffb3 100644
> --- a/drivers/soc/mediatek/mtk-mmsys.c
> +++ b/drivers/soc/mediatek/mtk-mmsys.c
> @@ -15,6 +15,7 @@
> #include "mtk-mmsys.h"
> #include "mt8167-mmsys.h"
> #include "mt8183-mmsys.h"
> +#include "mt8186-mmsys.h"
> #include "mt8192-mmsys.h"
> #include "mt8365-mmsys.h"
>
> @@ -56,6 +57,12 @@ static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = {
> .num_routes = ARRAY_SIZE(mmsys_mt8183_routing_table),
> };
>
> +static const struct mtk_mmsys_driver_data mt8186_mmsys_driver_data = {
> + .clk_driver = "clk-mt8186-mm",
> + .routes = mmsys_mt8186_routing_table,
> + .num_routes = ARRAY_SIZE(mmsys_mt8186_routing_table),
> +};
> +
> static const struct mtk_mmsys_driver_data mt8192_mmsys_driver_data = {
> .clk_driver = "clk-mt8192-mm",
> .routes = mmsys_mt8192_routing_table,
> @@ -242,6 +249,10 @@ static const struct of_device_id of_match_mtk_mmsys[] = {
> .compatible = "mediatek,mt8183-mmsys",
> .data = &mt8183_mmsys_driver_data,
> },
> + {
> + .compatible = "mediatek,mt8186-mmsys",
> + .data = &mt8186_mmsys_driver_data,
> + },
> {
> .compatible = "mediatek,mt8192-mmsys",
> .data = &mt8192_mmsys_driver_data,
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