diff options
author | Hyungwon Hwang <human.hwang@samsung.com> | 2015-04-21 10:58:26 +0900 |
---|---|---|
committer | Seung-Woo Kim <sw0312.kim@samsung.com> | 2016-12-14 13:43:26 +0900 |
commit | a795b6bf319c8dc536e7ba4b43c9378045d74124 (patch) | |
tree | 695a50045679514d19488e4ec13f0c5b53142771 /drivers/gpu/drm/exynos/exynos_drm_dsi.c | |
parent | 82b497929a3820151f0f07e46f2d1a900c485e0e (diff) |
Revert "temporary / remove dsi phy related code"
This reverts the commit 38bf1efd189fb4578b97bbf857eeb12d987f9021
("temporary / remove dsi phy related code").
Signed-off-by: Hyungwon Hwang <human.hwang@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_dsi.c')
-rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_dsi.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 6f948bdeb855..102433e5d15f 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1462,6 +1462,12 @@ static int exynos_dsi_poweron(struct exynos_dsi *dsi) goto err_clk; } + ret = phy_power_on(dsi->phy); + if (ret < 0) { + dev_err(dsi->dev, "cannot enable phy %d\n", ret); + goto err_clk; + } + return 0; err_clk: @@ -1489,6 +1495,8 @@ static void exynos_dsi_poweroff(struct exynos_dsi *dsi) dsi->state &= ~DSIM_STATE_CMD_LPM; + phy_power_off(dsi->phy); + for (i = driver_data->num_clks - 1; i > -1; i--) clk_disable_unprepare(dsi->clks[i]); @@ -1901,6 +1909,13 @@ static int exynos_dsi_probe(struct platform_device *pdev) goto err_del_component; } + dsi->phy = devm_phy_get(dev, "dsim"); + if (IS_ERR(dsi->phy)) { + dev_info(dev, "failed to get dsim phy\n"); + ret = PTR_ERR(dsi->phy); + goto err_del_component; + } + dsi->irq = platform_get_irq(pdev, 0); if (dsi->irq < 0) { dev_err(dev, "failed to request dsi irq resource\n"); |