diff options
Diffstat (limited to 'drivers/phy/mediatek/phy-mtk-io.h')
| -rw-r--r-- | drivers/phy/mediatek/phy-mtk-io.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/phy/mediatek/phy-mtk-io.h b/drivers/phy/mediatek/phy-mtk-io.h new file mode 100644 index 000000000000..500fcdab165d --- /dev/null +++ b/drivers/phy/mediatek/phy-mtk-io.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2021 MediaTek Inc. + * + * Author: Chunfeng Yun <chunfeng.yun@mediatek.com> + */ + +#ifndef __PHY_MTK_H__ +#define __PHY_MTK_H__ + +#include <linux/io.h> + +static inline void mtk_phy_clear_bits(void __iomem *reg, u32 bits) +{ + u32 tmp = readl(reg); + + tmp &= ~bits; + writel(tmp, reg); +} + +static inline void mtk_phy_set_bits(void __iomem *reg, u32 bits) +{ + u32 tmp = readl(reg); + + tmp |= bits; + writel(tmp, reg); +} + +static inline void mtk_phy_update_bits(void __iomem *reg, u32 mask, u32 val) +{ + u32 tmp = readl(reg); + + tmp &= ~mask; + tmp |= val & mask; + writel(tmp, reg); +} + +#endif |