diff options
Diffstat (limited to 'drivers/phy/samsung/phy-exynos-mipi-video.c')
| -rw-r--r-- | drivers/phy/samsung/phy-exynos-mipi-video.c | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/drivers/phy/samsung/phy-exynos-mipi-video.c b/drivers/phy/samsung/phy-exynos-mipi-video.c index c198886f80a3..00d89599c67d 100644 --- a/drivers/phy/samsung/phy-exynos-mipi-video.c +++ b/drivers/phy/samsung/phy-exynos-mipi-video.c @@ -231,33 +231,27 @@ struct exynos_mipi_video_phy { static int __set_phy_state(const struct exynos_mipi_phy_desc *data, struct exynos_mipi_video_phy *state, unsigned int on) { - u32 val; + struct regmap *enable_map = state->regmaps[data->enable_map]; + struct regmap *resetn_map = state->regmaps[data->resetn_map]; spin_lock(&state->slock); /* disable in PMU sysreg */ if (!on && data->coupled_phy_id >= 0 && - state->phys[data->coupled_phy_id].phy->power_count == 0) { - regmap_read(state->regmaps[data->enable_map], data->enable_reg, - &val); - val &= ~data->enable_val; - regmap_write(state->regmaps[data->enable_map], data->enable_reg, - val); - } - + state->phys[data->coupled_phy_id].phy->power_count == 0) + regmap_update_bits(enable_map, data->enable_reg, + data->enable_val, 0); /* PHY reset */ - regmap_read(state->regmaps[data->resetn_map], data->resetn_reg, &val); - val = on ? (val | data->resetn_val) : (val & ~data->resetn_val); - regmap_write(state->regmaps[data->resetn_map], data->resetn_reg, val); - + if (on) + regmap_update_bits(resetn_map, data->resetn_reg, + data->resetn_val, data->resetn_val); + else + regmap_update_bits(resetn_map, data->resetn_reg, + data->resetn_val, 0); /* enable in PMU sysreg */ - if (on) { - regmap_read(state->regmaps[data->enable_map], data->enable_reg, - &val); - val |= data->enable_val; - regmap_write(state->regmaps[data->enable_map], data->enable_reg, - val); - } + if (on) + regmap_update_bits(enable_map, data->enable_reg, + data->enable_val, data->enable_val); spin_unlock(&state->slock); |