diff options
| author | Rex-BC Chen <rex-bc.chen@mediatek.com> | 2022-02-17 09:26:25 +0100 |
|---|---|---|
| committer | Matthias Brugger <matthias.bgg@gmail.com> | 2022-03-04 10:15:47 +0100 |
| commit | 62dc30150c06774a8122c52aedd0eddaceaf5940 (patch) | |
| tree | 8b31b9af06d4f64e08ac10a99987a42ab3aadf61 | |
| parent | dt-bindings: arm: mediatek: mmsys: add support for MT8186 (diff) | |
| download | linux-62dc30150c06774a8122c52aedd0eddaceaf5940.tar.xz linux-62dc30150c06774a8122c52aedd0eddaceaf5940.zip | |
soc: mediatek: mmsys: add sw0_rst_offset in mmsys driver data
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>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220217082626.15728-2-rex-bc.chen@mediatek.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
| -rw-r--r-- | drivers/soc/mediatek/mt8183-mmsys.h | 2 | ||||
| -rw-r--r-- | drivers/soc/mediatek/mtk-mmsys.c | 6 | ||||
| -rw-r--r-- | 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 50c797d70ddd..4fc4c2c9ea20 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 = { @@ -129,14 +131,14 @@ 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..77f37f8c715b 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 u16 sw0_rst_offset; }; /* |