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author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2022-09-20 17:00:37 +0800 |
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committer | Vinod Koul <vkoul@kernel.org> | 2022-09-24 11:57:51 +0530 |
commit | 5f88a93b5aa9bbc85831877c456a9114ba67ea4a (patch) | |
tree | 9977d93e978769a07bfbce141ec346095873341f /drivers | |
parent | d36d69a5517bb4e90a6ba07b043806bffffe19fb (diff) | |
download | linux-stable-5f88a93b5aa9bbc85831877c456a9114ba67ea4a.tar.gz linux-stable-5f88a93b5aa9bbc85831877c456a9114ba67ea4a.tar.bz2 linux-stable-5f88a93b5aa9bbc85831877c456a9114ba67ea4a.zip |
phy: mediatek: mipi: mt8183: use common helper to access registers
Use MediaTek phy's common helper to access registers, then we can remove
mipi-dsi's I/O helpers.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220920090038.15133-18-chunfeng.yun@mediatek.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c | 68 |
1 files changed, 34 insertions, 34 deletions
diff --git a/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c b/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c index 1ec71ba2407e..f021ec5a70e5 100644 --- a/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c +++ b/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c @@ -4,6 +4,7 @@ * Author: jitao.shi <jitao.shi@mediatek.com> */ +#include "phy-mtk-io.h" #include "phy-mtk-mipi-dsi.h" #define MIPITX_LANE_CON 0x000c @@ -46,6 +47,7 @@ static int mtk_mipi_tx_pll_enable(struct clk_hw *hw) { struct mtk_mipi_tx *mipi_tx = mtk_mipi_tx_from_clk_hw(hw); + void __iomem *base = mipi_tx->regs; unsigned int txdiv, txdiv0; u64 pcw; @@ -70,17 +72,16 @@ static int mtk_mipi_tx_pll_enable(struct clk_hw *hw) return -EINVAL; } - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_CON4, RG_DSI_PLL_IBIAS); + mtk_phy_clear_bits(base + MIPITX_PLL_CON4, RG_DSI_PLL_IBIAS); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_EN); + mtk_phy_set_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON); + mtk_phy_clear_bits(base + MIPITX_PLL_CON1, RG_DSI_PLL_EN); udelay(1); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN); + mtk_phy_clear_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN); pcw = div_u64(((u64)mipi_tx->data_rate * txdiv) << 24, 26000000); - writel(pcw, mipi_tx->regs + MIPITX_PLL_CON0); - mtk_mipi_tx_update_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_POSDIV, - txdiv0 << 8); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_EN); + writel(pcw, base + MIPITX_PLL_CON0); + mtk_phy_update_field(base + MIPITX_PLL_CON1, RG_DSI_PLL_POSDIV, txdiv0); + mtk_phy_set_bits(base + MIPITX_PLL_CON1, RG_DSI_PLL_EN); return 0; } @@ -88,11 +89,12 @@ static int mtk_mipi_tx_pll_enable(struct clk_hw *hw) static void mtk_mipi_tx_pll_disable(struct clk_hw *hw) { struct mtk_mipi_tx *mipi_tx = mtk_mipi_tx_from_clk_hw(hw); + void __iomem *base = mipi_tx->regs; - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_EN); + mtk_phy_clear_bits(base + MIPITX_PLL_CON1, RG_DSI_PLL_EN); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON); + mtk_phy_set_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN); + mtk_phy_clear_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON); } static long mtk_mipi_tx_pll_round_rate(struct clk_hw *hw, unsigned long rate, @@ -121,7 +123,7 @@ static void mtk_mipi_tx_config_calibration_data(struct mtk_mipi_tx *mipi_tx) mipi_tx->rt_code[i] |= 0x10 << 5; for (j = 0; j < 10; j++) - mtk_mipi_tx_update_bits(mipi_tx, + mtk_phy_update_bits(mipi_tx->regs + MIPITX_D2P_RTCODE * (i + 1) + j * 4, 1, mipi_tx->rt_code[i] >> j & 1); } @@ -130,44 +132,42 @@ static void mtk_mipi_tx_config_calibration_data(struct mtk_mipi_tx *mipi_tx) static void mtk_mipi_tx_power_on_signal(struct phy *phy) { struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy); + void __iomem *base = mipi_tx->regs; /* BG_LPF_EN / BG_CORE_EN */ - writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN, - mipi_tx->regs + MIPITX_LANE_CON); + writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN, base + MIPITX_LANE_CON); usleep_range(30, 100); - writel(RG_DSI_BG_CORE_EN | RG_DSI_BG_LPF_EN, - mipi_tx->regs + MIPITX_LANE_CON); + writel(RG_DSI_BG_CORE_EN | RG_DSI_BG_LPF_EN, base + MIPITX_LANE_CON); /* Switch OFF each Lane */ - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_clear_bits(base + MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_clear_bits(base + MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_clear_bits(base + MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_clear_bits(base + MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_clear_bits(base + MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_update_bits(mipi_tx, MIPITX_VOLTAGE_SEL, - RG_DSI_HSTX_LDO_REF_SEL, - (mipi_tx->mipitx_drive - 3000) / 200 << 6); + mtk_phy_update_field(base + MIPITX_VOLTAGE_SEL, RG_DSI_HSTX_LDO_REF_SEL, + (mipi_tx->mipitx_drive - 3000) / 200); mtk_mipi_tx_config_calibration_data(mipi_tx); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_CK_CKMODE_EN, DSI_CK_CKMODE_EN); + mtk_phy_set_bits(base + MIPITX_CK_CKMODE_EN, DSI_CK_CKMODE_EN); } static void mtk_mipi_tx_power_off_signal(struct phy *phy) { struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy); + void __iomem *base = mipi_tx->regs; /* Switch ON each Lane */ - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN); - mtk_mipi_tx_set_bits(mipi_tx, MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN); - - writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN, - mipi_tx->regs + MIPITX_LANE_CON); - writel(RG_DSI_PAD_TIEL_SEL, mipi_tx->regs + MIPITX_LANE_CON); + mtk_phy_set_bits(base + MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_set_bits(base + MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_set_bits(base + MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_set_bits(base + MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN); + mtk_phy_set_bits(base + MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN); + + writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN, base + MIPITX_LANE_CON); + writel(RG_DSI_PAD_TIEL_SEL, base + MIPITX_LANE_CON); } const struct mtk_mipitx_data mt8183_mipitx_data = { |