[PATCH v12 12/12] drm/mediatek: add support for Mediatek SoC MT2701

YT Shen
2017-01-23T11:05:25Z

This patch add support for the Mediatek MT2701 DISP subsystem.
There is only one OVL engine in MT2701.

Signed-off-by: YT Shen <yt.shen@mediatek.com>
Acked-by: CK Hu <ck.hu@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 8 ++++++++
drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 6 ++++++
drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 17 +++++++++++++++++
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 7 +++++++
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 29 +++++++++++++++++++++++++++++
drivers/gpu/drm/mediatek/mtk_dsi.c | 1 +
drivers/gpu/drm/mediatek/mtk_mipi_tx.c | 6 ++++++
7 files changed, 74 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index 4552178..a14d7d6 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -35,6 +35,7 @@
#define DISP_REG_OVL_PITCH(n) (0x0044 + 0x20 * (n))
#define DISP_REG_OVL_RDMA_CTRL(n) (0x00c0 + 0x20 * (n))
#define DISP_REG_OVL_RDMA_GMC(n) (0x00c8 + 0x20 * (n))
+#define DISP_REG_OVL_ADDR_MT2701 0x0040
#define DISP_REG_OVL_ADDR_MT8173 0x0f40
#define DISP_REG_OVL_ADDR(ovl, n) ((ovl)->data->addr + 0x20 * (n))

@@ -303,12 +304,19 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev)
return 0;
}

+static const struct mtk_disp_ovl_data mt2701_ovl_driver_data = {
+ .addr = DISP_REG_OVL_ADDR_MT2701,
+ .fmt_rgb565_is_0 = false,
+};
+
static const struct mtk_disp_ovl_data mt8173_ovl_driver_data = {
.addr = DISP_REG_OVL_ADDR_MT8173,
.fmt_rgb565_is_0 = true,
};

static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = {
+ { .compatible = "mediatek,mt2701-disp-ovl",
+ .data = &mt2701_ovl_driver_data},
{ .compatible = "mediatek,mt8173-disp-ovl",
.data = &mt8173_ovl_driver_data},
{},
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index e5e5318..b68a513 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -236,11 +236,17 @@ static int mtk_disp_rdma_remove(struct platform_device *pdev)
return 0;
}

+static const struct mtk_disp_rdma_data mt2701_rdma_driver_data = {
+ .fifo_size = SZ_4K,
+};
+
static const struct mtk_disp_rdma_data mt8173_rdma_driver_data = {
.fifo_size = SZ_8K,
};

static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {
+ { .compatible = "mediatek,mt2701-disp-rdma",
+ .data = &mt2701_rdma_driver_data},
{ .compatible = "mediatek,mt8173-disp-rdma",
.data = &mt8173_rdma_driver_data},
{},
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index a9b209c..8130f3d 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -60,6 +60,13 @@
#define MT8173_MUTEX_MOD_DISP_PWM1 BIT(24)
#define MT8173_MUTEX_MOD_DISP_OD BIT(25)

+#define MT2701_MUTEX_MOD_DISP_OVL BIT(3)
+#define MT2701_MUTEX_MOD_DISP_WDMA BIT(6)
+#define MT2701_MUTEX_MOD_DISP_COLOR BIT(7)
+#define MT2701_MUTEX_MOD_DISP_BLS BIT(9)
+#define MT2701_MUTEX_MOD_DISP_RDMA0 BIT(10)
+#define MT2701_MUTEX_MOD_DISP_RDMA1 BIT(12)
+
#define MUTEX_SOF_SINGLE_MODE 0
#define MUTEX_SOF_DSI0 1
#define MUTEX_SOF_DSI1 2
@@ -92,6 +99,15 @@ struct mtk_ddp {
const unsigned int *mutex_mod;
};

+static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = {
+ [DDP_COMPONENT_BLS] = MT2701_MUTEX_MOD_DISP_BLS,
+ [DDP_COMPONENT_COLOR0] = MT2701_MUTEX_MOD_DISP_COLOR,
+ [DDP_COMPONENT_OVL0] = MT2701_MUTEX_MOD_DISP_OVL,
+ [DDP_COMPONENT_RDMA0] = MT2701_MUTEX_MOD_DISP_RDMA0,
+ [DDP_COMPONENT_RDMA1] = MT2701_MUTEX_MOD_DISP_RDMA1,
+ [DDP_COMPONENT_WDMA0] = MT2701_MUTEX_MOD_DISP_WDMA,
+};
+
static const unsigned int mt8173_mutex_mod[DDP_COMPONENT_ID_MAX] = {
[DDP_COMPONENT_AAL] = MT8173_MUTEX_MOD_DISP_AAL,
[DDP_COMPONENT_COLOR0] = MT8173_MUTEX_MOD_DISP_COLOR0,
@@ -390,6 +406,7 @@ static int mtk_ddp_remove(struct platform_device *pdev)
}

static const struct of_device_id ddp_driver_dt_match[] = {
+ { .compatible = "mediatek,mt2701-disp-mutex", .data = mt2701_mutex_mod},
{ .compatible = "mediatek,mt8173-disp-mutex", .data = mt8173_mutex_mod},
{},
};
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index f6e853a..8b52416 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -39,6 +39,7 @@
#define DISP_REG_UFO_START 0x0000

#define DISP_COLOR_CFG_MAIN 0x0400
+#define DISP_COLOR_START_MT2701 0x0f00
#define DISP_COLOR_START_MT8173 0x0c00
#define DISP_COLOR_START(comp) ((comp)->data->color_offset)
#define DISP_COLOR_WIDTH(comp) (DISP_COLOR_START(comp) + 0x50)
@@ -285,11 +286,17 @@ struct mtk_ddp_comp_match {
[DDP_COMPONENT_WDMA1] = { MTK_DISP_WDMA, 1, NULL },
};

+static const struct mtk_disp_color_data mt2701_color_driver_data = {
+ .color_offset = DISP_COLOR_START_MT2701,
+};
+
static const struct mtk_disp_color_data mt8173_color_driver_data = {
.color_offset = DISP_COLOR_START_MT8173,
};

static const struct of_device_id mtk_disp_color_driver_dt_match[] = {
+ { .compatible = "mediatek,mt2701-disp-color",
+ .data = &mt2701_color_driver_data},
{ .compatible = "mediatek,mt8173-disp-color",
.data = &mt8173_color_driver_data},
{},
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 074fe31..7daabae 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -128,6 +128,19 @@ static int mtk_atomic_commit(struct drm_device *drm,
.atomic_commit = mtk_atomic_commit,
};

+static const enum mtk_ddp_comp_id mt2701_mtk_ddp_main[] = {
+ DDP_COMPONENT_OVL0,
+ DDP_COMPONENT_RDMA0,
+ DDP_COMPONENT_COLOR0,
+ DDP_COMPONENT_BLS,
+ DDP_COMPONENT_DSI0,
+};
+
+static const enum mtk_ddp_comp_id mt2701_mtk_ddp_ext[] = {
+ DDP_COMPONENT_RDMA1,
+ DDP_COMPONENT_DPI0,
+};
+
static const enum mtk_ddp_comp_id mt8173_mtk_ddp_main[] = {
DDP_COMPONENT_OVL0,
DDP_COMPONENT_COLOR0,
@@ -147,6 +160,14 @@ static int mtk_atomic_commit(struct drm_device *drm,
DDP_COMPONENT_DPI0,
};

+static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
+ .main_path = mt2701_mtk_ddp_main,
+ .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
+ .ext_path = mt2701_mtk_ddp_ext,
+ .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext),
+ .shadow_register = true,
+};
+
static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = {
.main_path = mt8173_mtk_ddp_main,
.main_len = ARRAY_SIZE(mt8173_mtk_ddp_main),
@@ -340,16 +361,22 @@ static void mtk_drm_unbind(struct device *dev)
};

static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
+ { .compatible = "mediatek,mt2701-disp-ovl", .data = (void *)MTK_DISP_OVL },
{ .compatible = "mediatek,mt8173-disp-ovl", .data = (void *)MTK_DISP_OVL },
+ { .compatible = "mediatek,mt2701-disp-rdma", .data = (void *)MTK_DISP_RDMA },
{ .compatible = "mediatek,mt8173-disp-rdma", .data = (void *)MTK_DISP_RDMA },
{ .compatible = "mediatek,mt8173-disp-wdma", .data = (void *)MTK_DISP_WDMA },
+ { .compatible = "mediatek,mt2701-disp-color", .data = (void *)MTK_DISP_COLOR },
{ .compatible = "mediatek,mt8173-disp-color", .data = (void *)MTK_DISP_COLOR },
{ .compatible = "mediatek,mt8173-disp-aal", .data = (void *)MTK_DISP_AAL},
{ .compatible = "mediatek,mt8173-disp-gamma", .data = (void *)MTK_DISP_GAMMA, },
{ .compatible = "mediatek,mt8173-disp-ufoe", .data = (void *)MTK_DISP_UFOE },
+ { .compatible = "mediatek,mt2701-dsi", .data = (void *)MTK_DSI },
{ .compatible = "mediatek,mt8173-dsi", .data = (void *)MTK_DSI },
{ .compatible = "mediatek,mt8173-dpi", .data = (void *)MTK_DPI },
+ { .compatible = "mediatek,mt2701-disp-mutex", .data = (void *)MTK_DISP_MUTEX },
{ .compatible = "mediatek,mt8173-disp-mutex", .data = (void *)MTK_DISP_MUTEX },
+ { .compatible = "mediatek,mt2701-disp-pwm", .data = (void *)MTK_DISP_BLS },
{ .compatible = "mediatek,mt8173-disp-pwm", .data = (void *)MTK_DISP_PWM },
{ .compatible = "mediatek,mt8173-disp-od", .data = (void *)MTK_DISP_OD },
{ }
@@ -523,6 +550,8 @@ static SIMPLE_DEV_PM_OPS(mtk_drm_pm_ops, mtk_drm_sys_suspend,
mtk_drm_sys_resume);

static const struct of_device_id mtk_drm_of_ids[] = {
+ { .compatible = "mediatek,mt2701-mmsys",
+ .data = &mt2701_mmsys_driver_data},
{ .compatible = "mediatek,mt8173-mmsys",
.data = &mt8173_mmsys_driver_data},
{ }
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index aa3541e..c007be65 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -1225,6 +1225,7 @@ static int mtk_dsi_remove(struct platform_device *pdev)
}

static const struct of_device_id mtk_dsi_of_match[] = {
+ { .compatible = "mediatek,mt2701-dsi" },
{ .compatible = "mediatek,mt8173-dsi" },
{ },
};
diff --git a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c
index fd84914..90e9131 100644
--- a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c
+++ b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c
@@ -465,11 +465,17 @@ static int mtk_mipi_tx_remove(struct platform_device *pdev)
return 0;
}

+static const struct mtk_mipitx_data mt2701_mipitx_data = {
+ .mppll_preserve = (3 << 8)
+};
+
static const struct mtk_mipitx_data mt8173_mipitx_data = {
.mppll_preserve = (0 << 8)
};

static const struct of_device_id mtk_mipi_tx_match[] = {
+ { .compatible = "mediatek,mt2701-mipi-tx",
+ .data = &mt2701_mipitx_data },
{ .compatible = "mediatek,mt8173-mipi-tx",
.data = &mt8173_mipitx_data },
{},
--
1.9.1