diff options
author | Hai Li <hali@codeaurora.org> | 2015-06-11 14:56:46 (GMT) |
---|---|---|
committer | Rob Clark <robdclark@gmail.com> | 2015-08-15 22:27:11 (GMT) |
commit | ab8909b032ffccc15384879dd5798b8647d6ab8a (patch) | |
tree | 478e4d645eb74b205c0ebb368a85f4a39037300d /drivers/gpu/drm/msm | |
parent | 678565c3cb2100a8f03c23592f13f6b78e69a590 (diff) | |
download | linux-ab8909b032ffccc15384879dd5798b8647d6ab8a.tar.xz |
drm/msm/dsi: Use pinctrl in DSI driver
Some targets use pinctrl framework to configure some
pins. This change allows DSI driver to set default and
sleep pinctrl status.
Signed-off-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm')
-rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index de04009..69c1397 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -20,6 +20,7 @@ #include <linux/of_device.h> #include <linux/of_gpio.h> #include <linux/of_irq.h> +#include <linux/pinctrl/consumer.h> #include <linux/regulator/consumer.h> #include <linux/spinlock.h> #include <video/mipi_display.h> @@ -1919,6 +1920,13 @@ int msm_dsi_host_power_on(struct mipi_dsi_host *host) goto fail_disable_reg; } + ret = pinctrl_pm_select_default_state(&msm_host->pdev->dev); + if (ret) { + pr_err("%s: failed to set pinctrl default state, %d\n", + __func__, ret); + goto fail_disable_clk; + } + dsi_timing_setup(msm_host); dsi_sw_reset(msm_host); dsi_ctrl_config(msm_host, true, clk_pre, clk_post); @@ -1931,6 +1939,8 @@ int msm_dsi_host_power_on(struct mipi_dsi_host *host) return 0; +fail_disable_clk: + dsi_clk_ctrl(msm_host, 0); fail_disable_reg: dsi_host_regulator_disable(msm_host); unlock_ret: @@ -1953,6 +1963,8 @@ int msm_dsi_host_power_off(struct mipi_dsi_host *host) if (msm_host->disp_en_gpio) gpiod_set_value(msm_host->disp_en_gpio, 0); + pinctrl_pm_select_sleep_state(&msm_host->pdev->dev); + msm_dsi_manager_phy_disable(msm_host->id); dsi_clk_ctrl(msm_host, 0); |