The reset GPIO for Taal panel driver is currently requested in the
4430sdp board file. This patch moves the gpio request/free into the Taal
driver, where it should be.
Signed-off-by: Tomi Valkeinen <tomi.valkei...@ti.com>
---
arch/arm/mach-omap2/board-4430sdp.c | 16 ----------------
drivers/video/omap2/displays/panel-taal.c | 15 +++++++++++++++
2 files changed, 15 insertions(+), 16 deletions(-)
diff --git a/arch/arm/mach-omap2/board-4430sdp.c
b/arch/arm/mach-omap2/board-4430sdp.c
index 130ab00..6cbb16f 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -758,21 +758,6 @@ static struct omap_dss_device sdp4430_lcd2_device = {
.channel = OMAP_DSS_CHANNEL_LCD2,
};
-static void sdp4430_lcd_init(void)
-{
- int r;
-
- r = gpio_request_one(dsi1_panel.reset_gpio, GPIOF_DIR_OUT,
- "lcd1_reset_gpio");
- if (r)
- pr_err("%s: Could not get lcd1_reset_gpio\n", __func__);
-
- r = gpio_request_one(dsi2_panel.reset_gpio, GPIOF_DIR_OUT,
- "lcd2_reset_gpio");
- if (r)
- pr_err("%s: Could not get lcd2_reset_gpio\n", __func__);
-}
-
static struct omap_dss_hdmi_data sdp4430_hdmi_data = {
.hpd_gpio = HDMI_GPIO_HPD,
};
@@ -858,7 +843,6 @@ static void __init omap_4430sdp_display_init(void)
if (r)
pr_err("%s: Could not get display_sel GPIO\n", __func__);
- sdp4430_lcd_init();
sdp4430_picodlp_init();
omap_display_init(&sdp4430_dss_data);
/*
diff --git a/drivers/video/omap2/displays/panel-taal.c
b/drivers/video/omap2/displays/panel-taal.c
index 3053399..be9992f 100644
--- a/drivers/video/omap2/displays/panel-taal.c
+++ b/drivers/video/omap2/displays/panel-taal.c
@@ -912,6 +912,15 @@ static int taal_probe(struct omap_dss_device *dssdev)
dev_set_drvdata(&dssdev->dev, td);
+ if (gpio_is_valid(panel_data->reset_gpio)) {
+ r = gpio_request_one(panel_data->reset_gpio, GPIOF_OUT_INIT_LOW,
+ "taal rst");
+ if (r) {
+ dev_err(&dssdev->dev, "failed to request reset gpio\n");
+ goto err_rst_gpio;
+ }
+ }
+
taal_hw_reset(dssdev);
if (panel_data->use_dsi_backlight) {
@@ -992,6 +1001,9 @@ err_gpio:
if (bldev != NULL)
backlight_device_unregister(bldev);
err_bl:
+ if (gpio_is_valid(panel_data->reset_gpio))
+ gpio_free(panel_data->reset_gpio);
+err_rst_gpio:
destroy_workqueue(td->workqueue);
err_wq:
kfree(td);
@@ -1030,6 +1042,9 @@ static void __exit taal_remove(struct omap_dss_device
*dssdev)
/* reset, to be sure that the panel is in a valid state */
taal_hw_reset(dssdev);
+ if (gpio_is_valid(panel_data->reset_gpio))
+ gpio_free(panel_data->reset_gpio);
+
kfree(td);
}
--
1.7.9.5
--
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