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author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2022-09-20 17:00:24 +0800 |
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committer | Vinod Koul <vkoul@kernel.org> | 2022-09-24 11:57:49 +0530 |
commit | 2b0c0043846c5c06d52f45f089f7996371359718 (patch) | |
tree | 3e01f8719bf41786319cb6d9695b554f421da6dc /drivers/phy | |
parent | c221baa355483548fb01456442615a838e66aec6 (diff) | |
download | linux-stable-2b0c0043846c5c06d52f45f089f7996371359718.tar.gz linux-stable-2b0c0043846c5c06d52f45f089f7996371359718.tar.bz2 linux-stable-2b0c0043846c5c06d52f45f089f7996371359718.zip |
phy: mediatek: ufs: use common register access helpers
No need define private register access helpers, use common ones defined
in phy-mtk-io.h
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220920090038.15133-5-chunfeng.yun@mediatek.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/phy')
-rw-r--r-- | drivers/phy/mediatek/phy-mtk-ufs.c | 78 |
1 files changed, 28 insertions, 50 deletions
diff --git a/drivers/phy/mediatek/phy-mtk-ufs.c b/drivers/phy/mediatek/phy-mtk-ufs.c index a6af06941203..fc19e0fa8ed5 100644 --- a/drivers/phy/mediatek/phy-mtk-ufs.c +++ b/drivers/phy/mediatek/phy-mtk-ufs.c @@ -11,6 +11,8 @@ #include <linux/phy/phy.h> #include <linux/platform_device.h> +#include "phy-mtk-io.h" + /* mphy register and offsets */ #define MP_GLB_DIG_8C 0x008C #define FRC_PLL_ISO_EN BIT(8) @@ -39,34 +41,6 @@ struct ufs_mtk_phy { struct clk_bulk_data clks[UFSPHY_CLKS_CNT]; }; -static inline u32 mphy_readl(struct ufs_mtk_phy *phy, u32 reg) -{ - return readl(phy->mmio + reg); -} - -static inline void mphy_writel(struct ufs_mtk_phy *phy, u32 val, u32 reg) -{ - writel(val, phy->mmio + reg); -} - -static void mphy_set_bit(struct ufs_mtk_phy *phy, u32 reg, u32 bit) -{ - u32 val; - - val = mphy_readl(phy, reg); - val |= bit; - mphy_writel(phy, val, reg); -} - -static void mphy_clr_bit(struct ufs_mtk_phy *phy, u32 reg, u32 bit) -{ - u32 val; - - val = mphy_readl(phy, reg); - val &= ~bit; - mphy_writel(phy, val, reg); -} - static struct ufs_mtk_phy *get_ufs_mtk_phy(struct phy *generic_phy) { return (struct ufs_mtk_phy *)phy_get_drvdata(generic_phy); @@ -84,57 +58,61 @@ static int ufs_mtk_phy_clk_init(struct ufs_mtk_phy *phy) static void ufs_mtk_phy_set_active(struct ufs_mtk_phy *phy) { + void __iomem *mmio = phy->mmio; + /* release DA_MP_PLL_PWR_ON */ - mphy_set_bit(phy, MP_GLB_DIG_8C, PLL_PWR_ON); - mphy_clr_bit(phy, MP_GLB_DIG_8C, FRC_FRC_PWR_ON); + mtk_phy_set_bits(mmio + MP_GLB_DIG_8C, PLL_PWR_ON); + mtk_phy_clear_bits(mmio + MP_GLB_DIG_8C, FRC_FRC_PWR_ON); /* release DA_MP_PLL_ISO_EN */ - mphy_clr_bit(phy, MP_GLB_DIG_8C, PLL_ISO_EN); - mphy_clr_bit(phy, MP_GLB_DIG_8C, FRC_PLL_ISO_EN); + mtk_phy_clear_bits(mmio + MP_GLB_DIG_8C, PLL_ISO_EN); + mtk_phy_clear_bits(mmio + MP_GLB_DIG_8C, FRC_PLL_ISO_EN); /* release DA_MP_CDR_PWR_ON */ - mphy_set_bit(phy, MP_LN_RX_44, CDR_PWR_ON); - mphy_clr_bit(phy, MP_LN_RX_44, FRC_CDR_PWR_ON); + mtk_phy_set_bits(mmio + MP_LN_RX_44, CDR_PWR_ON); + mtk_phy_clear_bits(mmio + MP_LN_RX_44, FRC_CDR_PWR_ON); /* release DA_MP_CDR_ISO_EN */ - mphy_clr_bit(phy, MP_LN_RX_44, CDR_ISO_EN); - mphy_clr_bit(phy, MP_LN_RX_44, FRC_CDR_ISO_EN); + mtk_phy_clear_bits(mmio + MP_LN_RX_44, CDR_ISO_EN); + mtk_phy_clear_bits(mmio + MP_LN_RX_44, FRC_CDR_ISO_EN); /* release DA_MP_RX0_SQ_EN */ - mphy_set_bit(phy, MP_LN_DIG_RX_AC, RX_SQ_EN); - mphy_clr_bit(phy, MP_LN_DIG_RX_AC, FRC_RX_SQ_EN); + mtk_phy_set_bits(mmio + MP_LN_DIG_RX_AC, RX_SQ_EN); + mtk_phy_clear_bits(mmio + MP_LN_DIG_RX_AC, FRC_RX_SQ_EN); /* delay 1us to wait DIFZ stable */ udelay(1); /* release DIFZ */ - mphy_clr_bit(phy, MP_LN_DIG_RX_9C, FSM_DIFZ_FRC); + mtk_phy_clear_bits(mmio + MP_LN_DIG_RX_9C, FSM_DIFZ_FRC); } static void ufs_mtk_phy_set_deep_hibern(struct ufs_mtk_phy *phy) { + void __iomem *mmio = phy->mmio; + /* force DIFZ */ - mphy_set_bit(phy, MP_LN_DIG_RX_9C, FSM_DIFZ_FRC); + mtk_phy_set_bits(mmio + MP_LN_DIG_RX_9C, FSM_DIFZ_FRC); /* force DA_MP_RX0_SQ_EN */ - mphy_set_bit(phy, MP_LN_DIG_RX_AC, FRC_RX_SQ_EN); - mphy_clr_bit(phy, MP_LN_DIG_RX_AC, RX_SQ_EN); + mtk_phy_set_bits(mmio + MP_LN_DIG_RX_AC, FRC_RX_SQ_EN); + mtk_phy_clear_bits(mmio + MP_LN_DIG_RX_AC, RX_SQ_EN); /* force DA_MP_CDR_ISO_EN */ - mphy_set_bit(phy, MP_LN_RX_44, FRC_CDR_ISO_EN); - mphy_set_bit(phy, MP_LN_RX_44, CDR_ISO_EN); + mtk_phy_set_bits(mmio + MP_LN_RX_44, FRC_CDR_ISO_EN); + mtk_phy_set_bits(mmio + MP_LN_RX_44, CDR_ISO_EN); /* force DA_MP_CDR_PWR_ON */ - mphy_set_bit(phy, MP_LN_RX_44, FRC_CDR_PWR_ON); - mphy_clr_bit(phy, MP_LN_RX_44, CDR_PWR_ON); + mtk_phy_set_bits(mmio + MP_LN_RX_44, FRC_CDR_PWR_ON); + mtk_phy_clear_bits(mmio + MP_LN_RX_44, CDR_PWR_ON); /* force DA_MP_PLL_ISO_EN */ - mphy_set_bit(phy, MP_GLB_DIG_8C, FRC_PLL_ISO_EN); - mphy_set_bit(phy, MP_GLB_DIG_8C, PLL_ISO_EN); + mtk_phy_set_bits(mmio + MP_GLB_DIG_8C, FRC_PLL_ISO_EN); + mtk_phy_set_bits(mmio + MP_GLB_DIG_8C, PLL_ISO_EN); /* force DA_MP_PLL_PWR_ON */ - mphy_set_bit(phy, MP_GLB_DIG_8C, FRC_FRC_PWR_ON); - mphy_clr_bit(phy, MP_GLB_DIG_8C, PLL_PWR_ON); + mtk_phy_set_bits(mmio + MP_GLB_DIG_8C, FRC_FRC_PWR_ON); + mtk_phy_clear_bits(mmio + MP_GLB_DIG_8C, PLL_PWR_ON); } static int ufs_mtk_phy_power_on(struct phy *generic_phy) |