diff options
Diffstat (limited to 'drivers/soc/mediatek/mtk-mmsys.c')
| -rw-r--r-- | drivers/soc/mediatek/mtk-mmsys.c | 169 |
1 files changed, 157 insertions, 12 deletions
diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c index 1e448f1ffefb..06d8e83a2cb5 100644 --- a/drivers/soc/mediatek/mtk-mmsys.c +++ b/drivers/soc/mediatek/mtk-mmsys.c @@ -15,7 +15,9 @@ #include "mtk-mmsys.h" #include "mt8167-mmsys.h" #include "mt8183-mmsys.h" +#include "mt8186-mmsys.h" #include "mt8192-mmsys.h" +#include "mt8195-mmsys.h" #include "mt8365-mmsys.h" static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { @@ -24,42 +26,135 @@ static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { .num_routes = ARRAY_SIZE(mmsys_default_routing_table), }; +static const struct mtk_mmsys_match_data mt2701_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt2701_mmsys_driver_data, + }, +}; + static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { .clk_driver = "clk-mt2712-mm", .routes = mmsys_default_routing_table, .num_routes = ARRAY_SIZE(mmsys_default_routing_table), }; +static const struct mtk_mmsys_match_data mt2712_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt2712_mmsys_driver_data, + }, +}; + static const struct mtk_mmsys_driver_data mt6779_mmsys_driver_data = { .clk_driver = "clk-mt6779-mm", }; +static const struct mtk_mmsys_match_data mt6779_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt6779_mmsys_driver_data, + }, +}; + static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = { .clk_driver = "clk-mt6797-mm", }; +static const struct mtk_mmsys_match_data mt6797_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt6797_mmsys_driver_data, + }, +}; + static const struct mtk_mmsys_driver_data mt8167_mmsys_driver_data = { .clk_driver = "clk-mt8167-mm", .routes = mt8167_mmsys_routing_table, .num_routes = ARRAY_SIZE(mt8167_mmsys_routing_table), }; +static const struct mtk_mmsys_match_data mt8167_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt8167_mmsys_driver_data, + }, +}; + static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { .clk_driver = "clk-mt8173-mm", .routes = mmsys_default_routing_table, .num_routes = ARRAY_SIZE(mmsys_default_routing_table), + .sw0_rst_offset = MT8183_MMSYS_SW0_RST_B, +}; + +static const struct mtk_mmsys_match_data mt8173_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt8173_mmsys_driver_data, + }, }; static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = { .clk_driver = "clk-mt8183-mm", .routes = mmsys_mt8183_routing_table, .num_routes = ARRAY_SIZE(mmsys_mt8183_routing_table), + .sw0_rst_offset = MT8183_MMSYS_SW0_RST_B, +}; + +static const struct mtk_mmsys_match_data mt8183_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt8183_mmsys_driver_data, + }, +}; + +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), + .sw0_rst_offset = MT8186_MMSYS_SW0_RST_B, +}; + +static const struct mtk_mmsys_match_data mt8186_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt8186_mmsys_driver_data, + }, }; static const struct mtk_mmsys_driver_data mt8192_mmsys_driver_data = { .clk_driver = "clk-mt8192-mm", .routes = mmsys_mt8192_routing_table, .num_routes = ARRAY_SIZE(mmsys_mt8192_routing_table), + .sw0_rst_offset = MT8186_MMSYS_SW0_RST_B, +}; + +static const struct mtk_mmsys_match_data mt8192_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt8192_mmsys_driver_data, + }, +}; + +static const struct mtk_mmsys_driver_data mt8195_vdosys0_driver_data = { + .io_start = 0x1c01a000, + .clk_driver = "clk-mt8195-vdo0", + .routes = mmsys_mt8195_routing_table, + .num_routes = ARRAY_SIZE(mmsys_mt8195_routing_table), +}; + +static const struct mtk_mmsys_driver_data mt8195_vdosys1_driver_data = { + .io_start = 0x1c100000, + .clk_driver = "clk-mt8195-vdo1", +}; + +static const struct mtk_mmsys_match_data mt8195_mmsys_match_data = { + .num_drv_data = 2, + .drv_data = { + &mt8195_vdosys0_driver_data, + &mt8195_vdosys1_driver_data, + }, }; static const struct mtk_mmsys_driver_data mt8365_mmsys_driver_data = { @@ -68,13 +163,33 @@ static const struct mtk_mmsys_driver_data mt8365_mmsys_driver_data = { .num_routes = ARRAY_SIZE(mt8365_mmsys_routing_table), }; +static const struct mtk_mmsys_match_data mt8365_mmsys_match_data = { + .num_drv_data = 1, + .drv_data = { + &mt8365_mmsys_driver_data, + }, +}; + struct mtk_mmsys { void __iomem *regs; const struct mtk_mmsys_driver_data *data; spinlock_t lock; /* protects mmsys_sw_rst_b reg */ struct reset_controller_dev rcdev; + phys_addr_t io_start; }; +static int mtk_mmsys_find_match_drvdata(struct mtk_mmsys *mmsys, + const struct mtk_mmsys_match_data *match) +{ + int i; + + for (i = 0; i < match->num_drv_data; i++) + if (mmsys->io_start == match->drv_data[i]->io_start) + return i; + + return -EINVAL; +} + void mtk_mmsys_ddp_connect(struct device *dev, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) @@ -121,14 +236,14 @@ static int mtk_mmsys_reset_update(struct reset_controller_dev *rcdev, unsigned l spin_lock_irqsave(&mmsys->lock, flags); - reg = readl_relaxed(mmsys->regs + MMSYS_SW0_RST_B); + reg = readl_relaxed(mmsys->regs + mmsys->data->sw0_rst_offset); if (assert) reg &= ~BIT(id); else reg |= BIT(id); - writel_relaxed(reg, mmsys->regs + MMSYS_SW0_RST_B); + writel_relaxed(reg, mmsys->regs + mmsys->data->sw0_rst_offset); spin_unlock_irqrestore(&mmsys->lock, flags); @@ -169,7 +284,9 @@ static int mtk_mmsys_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct platform_device *clks; struct platform_device *drm; + const struct mtk_mmsys_match_data *match_data; struct mtk_mmsys *mmsys; + struct resource *res; int ret; mmsys = devm_kzalloc(dev, sizeof(*mmsys), GFP_KERNEL); @@ -195,7 +312,27 @@ static int mtk_mmsys_probe(struct platform_device *pdev) return ret; } - mmsys->data = of_device_get_match_data(&pdev->dev); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(dev, "Couldn't get mmsys resource\n"); + return -EINVAL; + } + mmsys->io_start = res->start; + + match_data = of_device_get_match_data(dev); + if (match_data->num_drv_data > 1) { + /* This SoC has multiple mmsys channels */ + ret = mtk_mmsys_find_match_drvdata(mmsys, match_data); + if (ret < 0) { + dev_err(dev, "Couldn't get match driver data\n"); + return ret; + } + mmsys->data = match_data->drv_data[ret]; + } else { + dev_dbg(dev, "Using single mmsys channel\n"); + mmsys->data = match_data->drv_data[0]; + } + platform_set_drvdata(pdev, mmsys); clks = platform_device_register_data(&pdev->dev, mmsys->data->clk_driver, @@ -216,39 +353,47 @@ static int mtk_mmsys_probe(struct platform_device *pdev) static const struct of_device_id of_match_mtk_mmsys[] = { { .compatible = "mediatek,mt2701-mmsys", - .data = &mt2701_mmsys_driver_data, + .data = &mt2701_mmsys_match_data, }, { .compatible = "mediatek,mt2712-mmsys", - .data = &mt2712_mmsys_driver_data, + .data = &mt2712_mmsys_match_data, }, { .compatible = "mediatek,mt6779-mmsys", - .data = &mt6779_mmsys_driver_data, + .data = &mt6779_mmsys_match_data, }, { .compatible = "mediatek,mt6797-mmsys", - .data = &mt6797_mmsys_driver_data, + .data = &mt6797_mmsys_match_data, }, { .compatible = "mediatek,mt8167-mmsys", - .data = &mt8167_mmsys_driver_data, + .data = &mt8167_mmsys_match_data, }, { .compatible = "mediatek,mt8173-mmsys", - .data = &mt8173_mmsys_driver_data, + .data = &mt8173_mmsys_match_data, }, { .compatible = "mediatek,mt8183-mmsys", - .data = &mt8183_mmsys_driver_data, + .data = &mt8183_mmsys_match_data, + }, + { + .compatible = "mediatek,mt8186-mmsys", + .data = &mt8186_mmsys_match_data, }, { .compatible = "mediatek,mt8192-mmsys", - .data = &mt8192_mmsys_driver_data, + .data = &mt8192_mmsys_match_data, + }, + { + .compatible = "mediatek,mt8195-mmsys", + .data = &mt8195_mmsys_match_data, }, { .compatible = "mediatek,mt8365-mmsys", - .data = &mt8365_mmsys_driver_data, + .data = &mt8365_mmsys_match_data, }, { } }; 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