diff options
Diffstat (limited to 'drivers/video/fbdev/omap2/displays-new')
7 files changed, 437 insertions, 90 deletions
diff --git a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c b/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c index 29ed21b9dce5..4420ccb69aa9 100644 --- a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c +++ b/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/of.h> +#include <linux/of_gpio.h> #include <drm/drm_edid.h> @@ -43,6 +44,8 @@ struct panel_drv_data { struct device *dev; struct omap_video_timings timings; + + int hpd_gpio; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -161,7 +164,10 @@ static bool hdmic_detect(struct omap_dss_device *dssdev) struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.hdmi->detect(in); + if (gpio_is_valid(ddata->hpd_gpio)) + return gpio_get_value_cansleep(ddata->hpd_gpio); + else + return in->ops.hdmi->detect(in); } static int hdmic_audio_enable(struct omap_dss_device *dssdev) @@ -288,6 +294,8 @@ static int hdmic_probe_pdata(struct platform_device *pdev) pdata = dev_get_platdata(&pdev->dev); + ddata->hpd_gpio = -ENODEV; + in = omap_dss_find_output(pdata->source); if (in == NULL) { dev_err(&pdev->dev, "Failed to find video source\n"); @@ -307,6 +315,14 @@ static int hdmic_probe_of(struct platform_device *pdev) struct panel_drv_data *ddata = platform_get_drvdata(pdev); struct device_node *node = pdev->dev.of_node; struct omap_dss_device *in; + int gpio; + + /* HPD GPIO */ + gpio = of_get_named_gpio(node, "hpd-gpios", 0); + if (gpio_is_valid(gpio)) + ddata->hpd_gpio = gpio; + else + ddata->hpd_gpio = -ENODEV; in = omapdss_of_find_source_for_first_ep(node); if (IS_ERR(in)) { @@ -344,6 +360,13 @@ static int hdmic_probe(struct platform_device *pdev) return -ENODEV; } + if (gpio_is_valid(ddata->hpd_gpio)) { + r = devm_gpio_request_one(&pdev->dev, ddata->hpd_gpio, + GPIOF_DIR_IN, "hdmi_hpd"); + if (r) + goto err_reg; + } + ddata->timings = hdmic_default_timings; dssdev = &ddata->dssdev; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c index 5f8f7e7c81ef..3636b61dc9b4 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c @@ -13,9 +13,12 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/of.h> +#include <linux/of_gpio.h> #include <video/omapdss.h> #include <video/omap-panel-data.h> +#include <video/of_display_timing.h> struct panel_drv_data { struct omap_dss_device dssdev; @@ -25,8 +28,10 @@ struct panel_drv_data { struct omap_video_timings videomode; + /* used for non-DT boot, to be removed */ int backlight_gpio; - int enable_gpio; + + struct gpio_desc *enable_gpio; }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) @@ -70,15 +75,16 @@ static int panel_dpi_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_data_lines(in, ddata->data_lines); + if (ddata->data_lines) + in->ops.dpi->set_data_lines(in, ddata->data_lines); in->ops.dpi->set_timings(in, &ddata->videomode); r = in->ops.dpi->enable(in); if (r) return r; - if (gpio_is_valid(ddata->enable_gpio)) - gpio_set_value_cansleep(ddata->enable_gpio, 1); + if (ddata->enable_gpio) + gpiod_set_value_cansleep(ddata->enable_gpio, 1); if (gpio_is_valid(ddata->backlight_gpio)) gpio_set_value_cansleep(ddata->backlight_gpio, 1); @@ -96,8 +102,8 @@ static void panel_dpi_disable(struct omap_dss_device *dssdev) if (!omapdss_device_is_enabled(dssdev)) return; - if (gpio_is_valid(ddata->enable_gpio)) - gpio_set_value_cansleep(ddata->enable_gpio, 0); + if (ddata->enable_gpio) + gpiod_set_value_cansleep(ddata->enable_gpio, 0); if (gpio_is_valid(ddata->backlight_gpio)) gpio_set_value_cansleep(ddata->backlight_gpio, 0); @@ -156,6 +162,7 @@ static int panel_dpi_probe_pdata(struct platform_device *pdev) struct panel_drv_data *ddata = platform_get_drvdata(pdev); struct omap_dss_device *dssdev, *in; struct videomode vm; + int r; pdata = dev_get_platdata(&pdev->dev); @@ -176,10 +183,65 @@ static int panel_dpi_probe_pdata(struct platform_device *pdev) dssdev = &ddata->dssdev; dssdev->name = pdata->name; - ddata->enable_gpio = pdata->enable_gpio; + r = devm_gpio_request_one(&pdev->dev, pdata->enable_gpio, + GPIOF_OUT_INIT_LOW, "panel enable"); + if (r) + goto err_gpio; + + ddata->enable_gpio = gpio_to_desc(pdata->enable_gpio); + ddata->backlight_gpio = pdata->backlight_gpio; return 0; + +err_gpio: + omap_dss_put_device(ddata->in); + return r; +} + +static int panel_dpi_probe_of(struct platform_device *pdev) +{ + struct panel_drv_data *ddata = platform_get_drvdata(pdev); + struct device_node *node = pdev->dev.of_node; + struct omap_dss_device *in; + int r; + struct display_timing timing; + struct videomode vm; + struct gpio_desc *gpio; + + gpio = devm_gpiod_get(&pdev->dev, "enable"); + + if (IS_ERR(gpio)) { + if (PTR_ERR(gpio) != -ENOENT) + return PTR_ERR(gpio); + else + gpio = NULL; + } else { + gpiod_direction_output(gpio, 0); + } + + ddata->enable_gpio = gpio; + + ddata->backlight_gpio = -ENOENT; + + r = of_get_display_timing(node, "panel-timing", &timing); + if (r) { + dev_err(&pdev->dev, "failed to get video timing\n"); + return r; + } + + videomode_from_timing(&timing, &vm); + videomode_to_omap_video_timings(&vm, &ddata->videomode); + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&pdev->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; + + return 0; } static int panel_dpi_probe(struct platform_device *pdev) @@ -198,17 +260,14 @@ static int panel_dpi_probe(struct platform_device *pdev) r = panel_dpi_probe_pdata(pdev); if (r) return r; + } else if (pdev->dev.of_node) { + r = panel_dpi_probe_of(pdev); + if (r) + return r; } else { return -ENODEV; } - if (gpio_is_valid(ddata->enable_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->enable_gpio, - GPIOF_OUT_INIT_LOW, "panel enable"); - if (r) - goto err_gpio; - } - if (gpio_is_valid(ddata->backlight_gpio)) { r = devm_gpio_request_one(&pdev->dev, ddata->backlight_gpio, GPIOF_OUT_INIT_LOW, "panel backlight"); @@ -254,12 +313,20 @@ static int __exit panel_dpi_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id panel_dpi_of_match[] = { + { .compatible = "omapdss,panel-dpi", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, panel_dpi_of_match); + static struct platform_driver panel_dpi_driver = { .probe = panel_dpi_probe, .remove = __exit_p(panel_dpi_remove), .driver = { .name = "panel-dpi", .owner = THIS_MODULE, + .of_match_table = panel_dpi_of_match, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c index 2e6b513222d9..cc5b5124e0b4 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c @@ -50,9 +50,10 @@ struct panel_drv_data { struct omap_video_timings videomode; - int reset_gpio; + /* used for non-DT boot, to be removed */ int backlight_gpio; - int enable_gpio; + + struct gpio_desc *enable_gpio; }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) @@ -158,15 +159,16 @@ static int lb035q02_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_data_lines(in, ddata->data_lines); + if (ddata->data_lines) + in->ops.dpi->set_data_lines(in, ddata->data_lines); in->ops.dpi->set_timings(in, &ddata->videomode); r = in->ops.dpi->enable(in); if (r) return r; - if (gpio_is_valid(ddata->enable_gpio)) - gpio_set_value_cansleep(ddata->enable_gpio, 1); + if (ddata->enable_gpio) + gpiod_set_value_cansleep(ddata->enable_gpio, 1); if (gpio_is_valid(ddata->backlight_gpio)) gpio_set_value_cansleep(ddata->backlight_gpio, 1); @@ -184,8 +186,8 @@ static void lb035q02_disable(struct omap_dss_device *dssdev) if (!omapdss_device_is_enabled(dssdev)) return; - if (gpio_is_valid(ddata->enable_gpio)) - gpio_set_value_cansleep(ddata->enable_gpio, 0); + if (ddata->enable_gpio) + gpiod_set_value_cansleep(ddata->enable_gpio, 0); if (gpio_is_valid(ddata->backlight_gpio)) gpio_set_value_cansleep(ddata->backlight_gpio, 0); @@ -243,6 +245,7 @@ static int lb035q02_probe_pdata(struct spi_device *spi) const struct panel_lb035q02_platform_data *pdata; struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); struct omap_dss_device *dssdev, *in; + int r; pdata = dev_get_platdata(&spi->dev); @@ -260,10 +263,48 @@ static int lb035q02_probe_pdata(struct spi_device *spi) dssdev = &ddata->dssdev; dssdev->name = pdata->name; - ddata->enable_gpio = pdata->enable_gpio; + r = devm_gpio_request_one(&spi->dev, pdata->enable_gpio, + GPIOF_OUT_INIT_LOW, "panel enable"); + if (r) + goto err_gpio; + + ddata->enable_gpio = gpio_to_desc(pdata->enable_gpio); + ddata->backlight_gpio = pdata->backlight_gpio; return 0; +err_gpio: + omap_dss_put_device(ddata->in); + return r; +} + +static int lb035q02_probe_of(struct spi_device *spi) +{ + struct device_node *node = spi->dev.of_node; + struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); + struct omap_dss_device *in; + struct gpio_desc *gpio; + + gpio = devm_gpiod_get(&spi->dev, "enable"); + if (IS_ERR(gpio)) { + dev_err(&spi->dev, "failed to parse enable gpio\n"); + return PTR_ERR(gpio); + } else { + gpiod_direction_output(gpio, 0); + ddata->enable_gpio = gpio; + } + + ddata->backlight_gpio = -ENOENT; + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&spi->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; + + return 0; } static int lb035q02_panel_spi_probe(struct spi_device *spi) @@ -284,17 +325,14 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi) r = lb035q02_probe_pdata(spi); if (r) return r; + } else if (spi->dev.of_node) { + r = lb035q02_probe_of(spi); + if (r) + return r; } else { return -ENODEV; } - if (gpio_is_valid(ddata->enable_gpio)) { - r = devm_gpio_request_one(&spi->dev, ddata->enable_gpio, - GPIOF_OUT_INIT_LOW, "panel enable"); - if (r) - goto err_gpio; - } - if (gpio_is_valid(ddata->backlight_gpio)) { r = devm_gpio_request_one(&spi->dev, ddata->backlight_gpio, GPIOF_OUT_INIT_LOW, "panel backlight"); @@ -342,17 +380,26 @@ static int lb035q02_panel_spi_remove(struct spi_device *spi) return 0; } +static const struct of_device_id lb035q02_of_match[] = { + { .compatible = "omapdss,lgphilips,lb035q02", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, lb035q02_of_match); + static struct spi_driver lb035q02_spi_driver = { .probe = lb035q02_panel_spi_probe, .remove = lb035q02_panel_spi_remove, .driver = { .name = "panel_lgphilips_lb035q02", .owner = THIS_MODULE, + .of_match_table = lb035q02_of_match, }, }; module_spi_driver(lb035q02_spi_driver); +MODULE_ALIAS("spi:lgphilips,lb035q02"); MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); MODULE_DESCRIPTION("LG.Philips LB035Q02 LCD Panel driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c b/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c index 996fa004b48c..3595f111aa35 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c @@ -16,6 +16,7 @@ #include <linux/spi/spi.h> #include <linux/fb.h> #include <linux/gpio.h> +#include <linux/of_gpio.h> #include <video/omapdss.h> #include <video/omap-panel-data.h> @@ -156,7 +157,8 @@ static int nec_8048_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_data_lines(in, ddata->data_lines); + if (ddata->data_lines) + in->ops.dpi->set_data_lines(in, ddata->data_lines); in->ops.dpi->set_timings(in, &ddata->videomode); r = in->ops.dpi->enable(in); @@ -258,6 +260,34 @@ static int nec_8048_probe_pdata(struct spi_device *spi) return 0; } +static int nec_8048_probe_of(struct spi_device *spi) +{ + struct device_node *node = spi->dev.of_node; + struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); + struct omap_dss_device *in; + int gpio; + + gpio = of_get_named_gpio(node, "reset-gpios", 0); + if (!gpio_is_valid(gpio)) { + dev_err(&spi->dev, "failed to parse enable gpio\n"); + return gpio; + } + ddata->res_gpio = gpio; + + /* XXX the panel spec doesn't mention any QVGA pin?? */ + ddata->qvga_gpio = -ENOENT; + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&spi->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; + + return 0; +} + static int nec_8048_probe(struct spi_device *spi) { struct panel_drv_data *ddata; @@ -289,6 +319,10 @@ static int nec_8048_probe(struct spi_device *spi) r = nec_8048_probe_pdata(spi); if (r) return r; + } else if (spi->dev.of_node) { + r = nec_8048_probe_of(spi); + if (r) + return r; } else { return -ENODEV; } @@ -377,11 +411,19 @@ static SIMPLE_DEV_PM_OPS(nec_8048_pm_ops, nec_8048_suspend, #define NEC_8048_PM_OPS NULL #endif +static const struct of_device_id nec_8048_of_match[] = { + { .compatible = "omapdss,nec,nl8048hl11", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, nec_8048_of_match); + static struct spi_driver nec_8048_driver = { .driver = { .name = "panel-nec-nl8048hl11", .owner = THIS_MODULE, .pm = NEC_8048_PM_OPS, + .of_match_table = nec_8048_of_match, }, .probe = nec_8048_probe, .remove = nec_8048_remove, @@ -389,6 +431,7 @@ static struct spi_driver nec_8048_driver = { module_spi_driver(nec_8048_driver); +MODULE_ALIAS("spi:nec,nl8048hl11"); MODULE_AUTHOR("Erik Gilling <konkers@android.com>"); MODULE_DESCRIPTION("NEC-NL8048HL11 Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c index b2f710be565d..f1f72ce50a17 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c @@ -12,25 +12,28 @@ #include <linux/delay.h> #include <linux/gpio.h> #include <linux/module.h> +#include <linux/of.h> +#include <linux/of_gpio.h> #include <linux/platform_device.h> #include <linux/slab.h> - +#include <linux/regulator/consumer.h> #include <video/omapdss.h> #include <video/omap-panel-data.h> struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; + struct regulator *vcc; int data_lines; struct omap_video_timings videomode; - int resb_gpio; - int ini_gpio; - int mo_gpio; - int lr_gpio; - int ud_gpio; + struct gpio_desc *resb_gpio; /* low = reset active min 20 us */ + struct gpio_desc *ini_gpio; /* high = power on */ + struct gpio_desc *mo_gpio; /* low = 480x640, high = 240x320 */ + struct gpio_desc *lr_gpio; /* high = conventional horizontal scanning */ + struct gpio_desc *ud_gpio; /* high = conventional vertical scanning */ }; static const struct omap_video_timings sharp_ls_timings = { @@ -95,21 +98,30 @@ static int sharp_ls_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_data_lines(in, ddata->data_lines); + if (ddata->data_lines) + in->ops.dpi->set_data_lines(in, ddata->data_lines); in->ops.dpi->set_timings(in, &ddata->videomode); + if (ddata->vcc) { + r = regulator_enable(ddata->vcc); + if (r != 0) + return r; + } + r = in->ops.dpi->enable(in); - if (r) + if (r) { + regulator_disable(ddata->vcc); return r; + } /* wait couple of vsyncs until enabling the LCD */ msleep(50); - if (gpio_is_valid(ddata->resb_gpio)) - gpio_set_value_cansleep(ddata->resb_gpio, 1); + if (ddata->resb_gpio) + gpiod_set_value_cansleep(ddata->resb_gpio, 1); - if (gpio_is_valid(ddata->ini_gpio)) - gpio_set_value_cansleep(ddata->ini_gpio, 1); + if (ddata->ini_gpio) + gpiod_set_value_cansleep(ddata->ini_gpio, 1); dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; @@ -124,11 +136,11 @@ static void sharp_ls_disable(struct omap_dss_device *dssdev) if (!omapdss_device_is_enabled(dssdev)) return; - if (gpio_is_valid(ddata->ini_gpio)) - gpio_set_value_cansleep(ddata->ini_gpio, 0); + if (ddata->ini_gpio) + gpiod_set_value_cansleep(ddata->ini_gpio, 0); - if (gpio_is_valid(ddata->resb_gpio)) - gpio_set_value_cansleep(ddata->resb_gpio, 0); + if (ddata->resb_gpio) + gpiod_set_value_cansleep(ddata->resb_gpio, 0); /* wait at least 5 vsyncs after disabling the LCD */ @@ -136,6 +148,9 @@ static void sharp_ls_disable(struct omap_dss_device *dssdev) in->ops.dpi->disable(in); + if (ddata->vcc) + regulator_disable(ddata->vcc); + dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } @@ -182,11 +197,32 @@ static struct omap_dss_driver sharp_ls_ops = { .get_resolution = omapdss_default_get_resolution, }; +static int sharp_ls_get_gpio(struct device *dev, int gpio, unsigned long flags, + char *desc, struct gpio_desc **gpiod) +{ + struct gpio_desc *gd; + int r; + + *gpiod = NULL; + + r = devm_gpio_request_one(dev, gpio, flags, desc); + if (r) + return r == -ENOENT ? 0 : r; + + gd = gpio_to_desc(gpio); + if (IS_ERR(gd)) + return PTR_ERR(gd) == -ENOENT ? 0 : PTR_ERR(gd); + + *gpiod = gd; + return 0; +} + static int sharp_ls_probe_pdata(struct platform_device *pdev) { const struct panel_sharp_ls037v7dw01_platform_data *pdata; struct panel_drv_data *ddata = platform_get_drvdata(pdev); struct omap_dss_device *dssdev, *in; + int r; pdata = dev_get_platdata(&pdev->dev); @@ -204,11 +240,95 @@ static int sharp_ls_probe_pdata(struct platform_device *pdev) dssdev = &ddata->dssdev; dssdev->name = pdata->name; - ddata->resb_gpio = pdata->resb_gpio; - ddata->ini_gpio = pdata->ini_gpio; - ddata->mo_gpio = pdata->mo_gpio; - ddata->lr_gpio = pdata->lr_gpio; - ddata->ud_gpio = pdata->ud_gpio; + r = sharp_ls_get_gpio(&pdev->dev, pdata->mo_gpio, GPIOF_OUT_INIT_LOW, + "lcd MO", &ddata->mo_gpio); + if (r) + return r; + r = sharp_ls_get_gpio(&pdev->dev, pdata->lr_gpio, GPIOF_OUT_INIT_HIGH, + "lcd LR", &ddata->lr_gpio); + if (r) + return r; + r = sharp_ls_get_gpio(&pdev->dev, pdata->ud_gpio, GPIOF_OUT_INIT_HIGH, + "lcd UD", &ddata->ud_gpio); + if (r) + return r; + r = sharp_ls_get_gpio(&pdev->dev, pdata->resb_gpio, GPIOF_OUT_INIT_LOW, + "lcd RESB", &ddata->resb_gpio); + if (r) + return r; + r = sharp_ls_get_gpio(&pdev->dev, pdata->ini_gpio, GPIOF_OUT_INIT_LOW, + "lcd INI", &ddata->ini_gpio); + if (r) + return r; + + return 0; +} + +static int sharp_ls_get_gpio_of(struct device *dev, int index, int val, + const char *desc, struct gpio_desc **gpiod) +{ + struct gpio_desc *gd; + int r; + + *gpiod = NULL; + + gd = devm_gpiod_get_index(dev, desc, index); + if (IS_ERR(gd)) + return PTR_ERR(gd) == -ENOENT ? 0 : PTR_ERR(gd); + + r = gpiod_direction_output(gd, val); + if (r) + return r; + + *gpiod = gd; + return 0; +} + +static int sharp_ls_probe_of(struct platform_device *pdev) +{ + struct panel_drv_data *ddata = platform_get_drvdata(pdev); + struct device_node *node = pdev->dev.of_node; + struct omap_dss_device *in; + int r; + + ddata->vcc = devm_regulator_get(&pdev->dev, "envdd"); + if (IS_ERR(ddata->vcc)) { + dev_err(&pdev->dev, "failed to get regulator\n"); + return PTR_ERR(ddata->vcc); + } + + /* lcd INI */ + r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "enable", &ddata->ini_gpio); + if (r) + return r; + + /* lcd RESB */ + r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "reset", &ddata->resb_gpio); + if (r) + return r; + + /* lcd MO */ + r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "mode", &ddata->mo_gpio); + if (r) + return r; + + /* lcd LR */ + r = sharp_ls_get_gpio_of(&pdev->dev, 1, 1, "mode", &ddata->lr_gpio); + if (r) + return r; + + /* lcd UD */ + r = sharp_ls_get_gpio_of(&pdev->dev, 2, 1, "mode", &ddata->ud_gpio); + if (r) + return r; + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&pdev->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; return 0; } @@ -229,45 +349,14 @@ static int sharp_ls_probe(struct platform_device *pdev) r = sharp_ls_probe_pdata(pdev); if (r) return r; + } else if (pdev->dev.of_node) { + r = sharp_ls_probe_of(pdev); + if (r) + return r; } else { return -ENODEV; } - if (gpio_is_valid(ddata->mo_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->mo_gpio, - GPIOF_OUT_INIT_LOW, "lcd MO"); - if (r) - goto err_gpio; - } - - if (gpio_is_valid(ddata->lr_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->lr_gpio, - GPIOF_OUT_INIT_HIGH, "lcd LR"); - if (r) - goto err_gpio; - } - - if (gpio_is_valid(ddata->ud_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->ud_gpio, - GPIOF_OUT_INIT_HIGH, "lcd UD"); - if (r) - goto err_gpio; - } - - if (gpio_is_valid(ddata->resb_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->resb_gpio, - GPIOF_OUT_INIT_LOW, "lcd RESB"); - if (r) - goto err_gpio; - } - - if (gpio_is_valid(ddata->ini_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->ini_gpio, - GPIOF_OUT_INIT_LOW, "lcd INI"); - if (r) - goto err_gpio; - } - ddata->videomode = sharp_ls_timings; dssdev = &ddata->dssdev; @@ -287,7 +376,6 @@ static int sharp_ls_probe(struct platform_device *pdev) return 0; err_reg: -err_gpio: omap_dss_put_device(ddata->in); return r; } @@ -308,12 +396,20 @@ static int __exit sharp_ls_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id sharp_ls_of_match[] = { + { .compatible = "omapdss,sharp,ls037v7dw01", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, sharp_ls_of_match); + static struct platform_driver sharp_ls_driver = { .probe = sharp_ls_probe, .remove = __exit_p(sharp_ls_remove), .driver = { .name = "panel-sharp-ls037v7dw01", .owner = THIS_MODULE, + .of_match_table = sharp_ls_of_match, }, }; diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c index fae6adc005a7..728808bcceeb 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c @@ -206,7 +206,8 @@ static int td028ttec1_panel_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_data_lines(in, ddata->data_lines); + if (ddata->data_lines) + in->ops.dpi->set_data_lines(in, ddata->data_lines); in->ops.dpi->set_timings(in, &ddata->videomode); r = in->ops.dpi->enable(in); @@ -389,6 +390,23 @@ static int td028ttec1_panel_probe_pdata(struct spi_device *spi) return 0; } +static int td028ttec1_probe_of(struct spi_device *spi) +{ + struct device_node *node = spi->dev.of_node; + struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); + struct omap_dss_device *in; + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&spi->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; + + return 0; +} + static int td028ttec1_panel_probe(struct spi_device *spi) { struct panel_drv_data *ddata; @@ -418,6 +436,10 @@ static int td028ttec1_panel_probe(struct spi_device *spi) r = td028ttec1_panel_probe_pdata(spi); if (r) return r; + } else if (spi->dev.of_node) { + r = td028ttec1_probe_of(spi); + if (r) + return r; } else { return -ENODEV; } @@ -463,6 +485,13 @@ static int td028ttec1_panel_remove(struct spi_device *spi) return 0; } +static const struct of_device_id td028ttec1_of_match[] = { + { .compatible = "omapdss,toppoly,td028ttec1", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, td028ttec1_of_match); + static struct spi_driver td028ttec1_spi_driver = { .probe = td028ttec1_panel_probe, .remove = td028ttec1_panel_remove, @@ -470,11 +499,13 @@ static struct spi_driver td028ttec1_spi_driver = { .driver = { .name = "panel-tpo-td028ttec1", .owner = THIS_MODULE, + .of_match_table = td028ttec1_of_match, }, }; module_spi_driver(td028ttec1_spi_driver); +MODULE_ALIAS("spi:toppoly,td028ttec1"); MODULE_AUTHOR("H. Nikolaus Schaller <hns@goldelico.com>"); MODULE_DESCRIPTION("Toppoly TD028TTEC1 panel driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c index 875b40263b33..de78ab0caaa8 100644 --- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c +++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c @@ -17,6 +17,7 @@ #include <linux/gpio.h> #include <linux/err.h> #include <linux/slab.h> +#include <linux/of_gpio.h> #include <video/omapdss.h> #include <video/omap-panel-data.h> @@ -376,7 +377,8 @@ static int tpo_td043_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_data_lines(in, ddata->data_lines); + if (ddata->data_lines) + in->ops.dpi->set_data_lines(in, ddata->data_lines); in->ops.dpi->set_timings(in, &ddata->videomode); r = in->ops.dpi->enable(in); @@ -489,6 +491,31 @@ static int tpo_td043_probe_pdata(struct spi_device *spi) return 0; } +static int tpo_td043_probe_of(struct spi_device *spi) +{ + struct device_node *node = spi->dev.of_node; + struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); + struct omap_dss_device *in; + int gpio; + + gpio = of_get_named_gpio(node, "reset-gpios", 0); + if (!gpio_is_valid(gpio)) { + dev_err(&spi->dev, "failed to parse enable gpio\n"); + return gpio; + } + ddata->nreset_gpio = gpio; + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&spi->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; + + return 0; +} + static int tpo_td043_probe(struct spi_device *spi) { struct panel_drv_data *ddata; @@ -518,6 +545,10 @@ static int tpo_td043_probe(struct spi_device *spi) r = tpo_td043_probe_pdata(spi); if (r) return r; + } else if (spi->dev.of_node) { + r = tpo_td043_probe_of(spi); + if (r) + return r; } else { return -ENODEV; } @@ -629,11 +660,19 @@ static int tpo_td043_spi_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(tpo_td043_spi_pm, tpo_td043_spi_suspend, tpo_td043_spi_resume); +static const struct of_device_id tpo_td043_of_match[] = { + { .compatible = "omapdss,tpo,td043mtea1", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, tpo_td043_of_match); + static struct spi_driver tpo_td043_spi_driver = { .driver = { .name = "panel-tpo-td043mtea1", .owner = THIS_MODULE, .pm = &tpo_td043_spi_pm, + .of_match_table = tpo_td043_of_match, }, .probe = tpo_td043_probe, .remove = tpo_td043_remove, @@ -641,6 +680,7 @@ static struct spi_driver tpo_td043_spi_driver = { module_spi_driver(tpo_td043_spi_driver); +MODULE_ALIAS("spi:tpo,td043mtea1"); MODULE_AUTHOR("GraÅžvydas Ignotas <notasas@gmail.com>"); MODULE_DESCRIPTION("TPO TD043MTEA1 LCD Driver"); MODULE_LICENSE("GPL"); |