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 --- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 6 ++++++ 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_ddp_comp.h | 1 + drivers/gpu/drm/mediatek/mtk_drm_drv.c | 30 +++++++++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_dsi.c | 1 + drivers/gpu/drm/mediatek/mtk_mipi_tx.c | 27 +++++++++++++++++++++++- 8 files changed, 94 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index eb5c05e..1da0a71 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -286,11 +286,17 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev) return 0; }
+static const struct mtk_ddp_comp_driver_data mt2701_ovl_driver_data = { + .ovl = {0x0040, 1 << 12, 0} +}; + static const struct mtk_ddp_comp_driver_data mt8173_ovl_driver_data = { .ovl = {0x0f40, 0, 1 << 12} };
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 fb0db50..506a353 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -225,11 +225,17 @@ static int mtk_disp_rdma_remove(struct platform_device *pdev) return 0; }
+static const struct mtk_ddp_comp_driver_data mt2701_rdma_driver_data = { + .rdma_fifo_pseudo_size = SZ_4K, +}; + static const struct mtk_ddp_comp_driver_data mt8173_rdma_driver_data = { .rdma_fifo_pseudo_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 329da541..7678ac0 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, @@ -389,6 +405,7 @@ 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 4b4e449..465819b 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -112,6 +112,7 @@ struct mtk_ddp_comp_match {
static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_AAL] = { MTK_DISP_AAL, 0, NULL }, + [DDP_COMPONENT_BLS] = { MTK_DISP_PWM, 0, NULL }, [DDP_COMPONENT_COLOR0] = { MTK_DISP_COLOR, 0, &ddp_color }, [DDP_COMPONENT_COLOR1] = { MTK_DISP_COLOR, 1, &ddp_color }, [DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL }, @@ -130,11 +131,17 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_WDMA1] = { MTK_DISP_WDMA, 1, NULL }, };
+static const struct mtk_ddp_comp_driver_data mt2701_color_driver_data = { + .color_offset = 0x0f00, +}; + static const struct mtk_ddp_comp_driver_data mt8173_color_driver_data = { .color_offset = 0x0c00, };
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_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 53065c7..0850aa4 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -40,6 +40,7 @@ enum mtk_ddp_comp_type {
enum mtk_ddp_comp_id { DDP_COMPONENT_AAL, + DDP_COMPONENT_BLS, DDP_COMPONENT_COLOR0, DDP_COMPONENT_COLOR1, DDP_COMPONENT_DPI0, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 80b4f54..ebaa08a 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -109,6 +109,19 @@ static const struct drm_mode_config_funcs mtk_drm_mode_config_funcs = { .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, @@ -128,6 +141,14 @@ static const enum mtk_ddp_comp_id mt8173_mtk_ddp_ext[] = { 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), @@ -331,16 +352,23 @@ static const struct component_master_ops mtk_drm_ops = { };
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,mt2701-dpi", .data = (void *)MTK_DPI }, { .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_PWM }, { .compatible = "mediatek,mt8173-disp-pwm", .data = (void *)MTK_DISP_PWM }, { .compatible = "mediatek,mt8173-disp-od", .data = (void *)MTK_DISP_OD }, { } @@ -514,6 +542,8 @@ 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 2646f83..0d7e6ba 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1342,6 +1342,7 @@ 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 0666f15..083d3fd 100644 --- a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c +++ b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c @@ -16,6 +16,7 @@ #include <linux/delay.h> #include <linux/io.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/phy/phy.h>
@@ -87,6 +88,9 @@
#define MIPITX_DSI_PLL_CON2 0x58
+#define MIPITX_DSI_PLL_TOP 0x64 +#define RG_DSI_MPPLL_PRESERVE (0xff << 8) + #define MIPITX_DSI_PLL_PWR 0x68 #define RG_DSI_MPPLL_SDM_PWR_ON BIT(0) #define RG_DSI_MPPLL_SDM_ISO_EN BIT(1) @@ -127,6 +131,8 @@ struct mtk_mipi_tx { struct device *dev; void __iomem *regs; u32 data_rate; + const struct mtk_mipitx_data *driver_data; + struct clk_hw pll_hw; struct clk *pll; }; @@ -245,6 +251,10 @@ static int mtk_mipi_tx_pll_prepare(struct clk_hw *hw) mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_DSI_PLL_CON1, RG_DSI_MPPLL_SDM_SSC_EN);
+ mtk_mipi_tx_update_bits(mipi_tx, MIPITX_DSI_PLL_TOP, + RG_DSI_MPPLL_PRESERVE, + mipi_tx->driver_data->data); + return 0; }
@@ -257,6 +267,9 @@ static void mtk_mipi_tx_pll_unprepare(struct clk_hw *hw) mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_DSI_PLL_CON0, RG_DSI_MPPLL_PLL_EN);
+ mtk_mipi_tx_update_bits(mipi_tx, MIPITX_DSI_PLL_TOP, + RG_DSI_MPPLL_PRESERVE, 0); + mtk_mipi_tx_update_bits(mipi_tx, MIPITX_DSI_PLL_PWR, RG_DSI_MPPLL_SDM_ISO_EN | RG_DSI_MPPLL_SDM_PWR_ON, @@ -393,6 +406,7 @@ static int mtk_mipi_tx_probe(struct platform_device *pdev) if (!mipi_tx) return -ENOMEM;
+ mipi_tx->driver_data = of_device_get_match_data(dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); mipi_tx->regs = devm_ioremap_resource(dev, mem); if (IS_ERR(mipi_tx->regs)) { @@ -450,8 +464,19 @@ static int mtk_mipi_tx_remove(struct platform_device *pdev) return 0; }
+static const struct mtk_mipitx_data mt2701_mipitx_data = { + .data = (3 << 8) +}; + +static const struct mtk_mipitx_data mt8173_mipitx_data = { + .data = (0 << 8) +}; + static const struct of_device_id mtk_mipi_tx_match[] = { - { .compatible = "mediatek,mt8173-mipi-tx", }, + { .compatible = "mediatek,mt2701-mipi-tx", + .data = &mt2701_mipitx_data }, + { .compatible = "mediatek,mt8173-mipi-tx", + .data = &mt8173_mipitx_data }, {}, };