diff options
| author | Sylwester Nawrocki <sylvester.nawrocki@gmail.com> | 2013-10-16 21:58:12 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-16 13:48:08 -0700 |
| commit | 7e0be9f9f7cba3356f75b86737dbe3a005da067e (patch) | |
| tree | c74a9b404d878545c57fc190455ab93c03b55909 | |
| parent | f1468a2077e8c00fddb6cecec41b356637195ca3 (diff) | |
video: exynos_mipi_dsim: Use the generic PHY driver
Use the generic PHY API instead of the platform callback
for the MIPI DSIM DPHY enable/reset control.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Donghwa Lee <dh09.lee@samsung.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/video/exynos/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/video/exynos/exynos_mipi_dsi.c | 19 | ||||
| -rw-r--r-- | include/video/exynos_mipi_dsim.h | 5 |
3 files changed, 13 insertions, 12 deletions
diff --git a/drivers/video/exynos/Kconfig b/drivers/video/exynos/Kconfig index 1b035b2eb6b6..976594d578a9 100644 --- a/drivers/video/exynos/Kconfig +++ b/drivers/video/exynos/Kconfig @@ -16,6 +16,7 @@ if EXYNOS_VIDEO config EXYNOS_MIPI_DSI bool "EXYNOS MIPI DSI driver support." depends on ARCH_S5PV210 || ARCH_EXYNOS + select GENERIC_PHY help This enables support for MIPI-DSI device. diff --git a/drivers/video/exynos/exynos_mipi_dsi.c b/drivers/video/exynos/exynos_mipi_dsi.c index 32e540600f99..00b3a52c1d68 100644 --- a/drivers/video/exynos/exynos_mipi_dsi.c +++ b/drivers/video/exynos/exynos_mipi_dsi.c @@ -30,6 +30,7 @@ #include <linux/interrupt.h> #include <linux/kthread.h> #include <linux/notifier.h> +#include <linux/phy/phy.h> #include <linux/regulator/consumer.h> #include <linux/pm_runtime.h> #include <linux/err.h> @@ -156,8 +157,7 @@ static int exynos_mipi_dsi_blank_mode(struct mipi_dsim_device *dsim, int power) exynos_mipi_regulator_enable(dsim); /* enable MIPI-DSI PHY. */ - if (dsim->pd->phy_enable) - dsim->pd->phy_enable(pdev, true); + phy_power_on(dsim->phy); clk_enable(dsim->clock); @@ -373,6 +373,10 @@ static int exynos_mipi_dsi_probe(struct platform_device *pdev) return ret; } + dsim->phy = devm_phy_get(&pdev->dev, "dsim"); + if (IS_ERR(dsim->phy)) + return PTR_ERR(dsim->phy); + dsim->clock = devm_clk_get(&pdev->dev, "dsim0"); if (IS_ERR(dsim->clock)) { dev_err(&pdev->dev, "failed to get dsim clock source\n"); @@ -439,8 +443,7 @@ static int exynos_mipi_dsi_probe(struct platform_device *pdev) exynos_mipi_regulator_enable(dsim); /* enable MIPI-DSI PHY. */ - if (dsim->pd->phy_enable) - dsim->pd->phy_enable(pdev, true); + phy_power_on(dsim->phy); exynos_mipi_update_cfg(dsim); @@ -504,9 +507,8 @@ static int exynos_mipi_dsi_suspend(struct device *dev) if (client_drv && client_drv->suspend) client_drv->suspend(client_dev); - /* enable MIPI-DSI PHY. */ - if (dsim->pd->phy_enable) - dsim->pd->phy_enable(pdev, false); + /* disable MIPI-DSI PHY. */ + phy_power_off(dsim->phy); clk_disable(dsim->clock); @@ -536,8 +538,7 @@ static int exynos_mipi_dsi_resume(struct device *dev) exynos_mipi_regulator_enable(dsim); /* enable MIPI-DSI PHY. */ - if (dsim->pd->phy_enable) - dsim->pd->phy_enable(pdev, true); + phy_power_on(dsim->phy); clk_enable(dsim->clock); diff --git a/include/video/exynos_mipi_dsim.h b/include/video/exynos_mipi_dsim.h index 89dc88a171af..6a578f8a1b3e 100644 --- a/include/video/exynos_mipi_dsim.h +++ b/include/video/exynos_mipi_dsim.h @@ -216,6 +216,7 @@ struct mipi_dsim_config { * automatically. * @e_clk_src: select byte clock source. * @pd: pointer to MIPI-DSI driver platform data. + * @phy: pointer to the MIPI-DSI PHY */ struct mipi_dsim_device { struct device *dev; @@ -236,6 +237,7 @@ struct mipi_dsim_device { bool suspended; struct mipi_dsim_platform_data *pd; + struct phy *phy; }; /* @@ -248,7 +250,6 @@ struct mipi_dsim_device { * @enabled: indicate whether mipi controller got enabled or not. * @lcd_panel_info: pointer for lcd panel specific structure. * this structure specifies width, height, timing and polarity and so on. - * @phy_enable: pointer to a callback controlling D-PHY enable/reset */ struct mipi_dsim_platform_data { char lcd_panel_name[PANEL_NAME_SIZE]; @@ -256,8 +257,6 @@ struct mipi_dsim_platform_data { struct mipi_dsim_config *dsim_config; unsigned int enabled; void *lcd_panel_info; - - int (*phy_enable)(struct platform_device *pdev, bool on); }; /* |