Messages in this thread Patch in this message | | | From | Rex-BC Chen <> | Subject | [1/2] soc: mediatek: mmsys: add sw0_rst_offset in mmsys driver data | Date | Tue, 15 Feb 2022 21:19:51 +0800 |
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There are different software reset registers for difference MTK SoCs. Therefore, we add a new variable "sw0_rst_offset" to control it.
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com> --- drivers/soc/mediatek/mt8183-mmsys.h | 2 ++ drivers/soc/mediatek/mtk-mmsys.c | 6 ++++-- drivers/soc/mediatek/mtk-mmsys.h | 3 +-- 3 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/soc/mediatek/mt8183-mmsys.h b/drivers/soc/mediatek/mt8183-mmsys.h index 9dee485807c9..0c021f4b76d2 100644 --- a/drivers/soc/mediatek/mt8183-mmsys.h +++ b/drivers/soc/mediatek/mt8183-mmsys.h @@ -25,6 +25,8 @@ #define MT8183_RDMA0_SOUT_COLOR0 0x1 #define MT8183_RDMA1_SOUT_DSI0 0x1 +#define MT8183_MMSYS_SW0_RST_B 0x140 + static const struct mtk_mmsys_routes mmsys_mt8183_routing_table[] = { { DDP_COMPONENT_OVL0, DDP_COMPONENT_OVL_2L0, diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c index 0da25069ffb3..cab62c3eac05 100644 --- a/drivers/soc/mediatek/mtk-mmsys.c +++ b/drivers/soc/mediatek/mtk-mmsys.c @@ -49,12 +49,14 @@ 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_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_driver_data mt8186_mmsys_driver_data = { @@ -128,14 +130,14 @@ 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); diff --git a/drivers/soc/mediatek/mtk-mmsys.h b/drivers/soc/mediatek/mtk-mmsys.h index 8b0ed05117ea..83320019b4cf 100644 --- a/drivers/soc/mediatek/mtk-mmsys.h +++ b/drivers/soc/mediatek/mtk-mmsys.h @@ -78,8 +78,6 @@ #define DSI_SEL_IN_RDMA 0x1 #define DSI_SEL_IN_MASK 0x1 -#define MMSYS_SW0_RST_B 0x140 - struct mtk_mmsys_routes { u32 from_comp; u32 to_comp; @@ -92,6 +90,7 @@ struct mtk_mmsys_driver_data { const char *clk_driver; const struct mtk_mmsys_routes *routes; const unsigned int num_routes; + const unsigned int sw0_rst_offset; }; /* -- 2.18.0
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