diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-ilitek-ili9322.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-ilitek-ili9322.c | 55 |
1 files changed, 24 insertions, 31 deletions
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c index bd38bf4f1ba6..24955bec1958 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Ilitek ILI9322 TFT LCD drm_panel driver. * @@ -16,19 +17,12 @@ * * Copyright (C) 2017 Linus Walleij <[email protected]> * Derived from drivers/drm/gpu/panel/panel-samsung-ld9040.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ -#include <drm/drmP.h> -#include <drm/drm_panel.h> - -#include <linux/of_device.h> #include <linux/bitops.h> #include <linux/gpio/consumer.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <linux/spi/spi.h> @@ -37,6 +31,10 @@ #include <video/of_videomode.h> #include <video/videomode.h> +#include <drm/drm_modes.h> +#include <drm/drm_panel.h> +#include <drm/drm_print.h> + #define ILI9322_CHIP_ID 0x00 #define ILI9322_CHIP_ID_MAGIC 0x96 @@ -351,7 +349,6 @@ static const struct regmap_config ili9322_regmap_config = { static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili) { - struct drm_connector *connector = panel->connector; u8 reg; int ret; int i; @@ -409,23 +406,11 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili) * Polarity and inverted color order for RGB input. * None of this applies in the BT.656 mode. */ - if (ili->conf->dclk_active_high) { + reg = 0; + if (ili->conf->dclk_active_high) reg = ILI9322_POL_DCLK; - connector->display_info.bus_flags |= - DRM_BUS_FLAG_PIXDATA_POSEDGE; - } else { - reg = 0; - connector->display_info.bus_flags |= - DRM_BUS_FLAG_PIXDATA_NEGEDGE; - } - if (ili->conf->de_active_high) { + if (ili->conf->de_active_high) reg |= ILI9322_POL_DE; - connector->display_info.bus_flags |= - DRM_BUS_FLAG_DE_HIGH; - } else { - connector->display_info.bus_flags |= - DRM_BUS_FLAG_DE_LOW; - } if (ili->conf->hsync_active_high) reg |= ILI9322_POL_HSYNC; if (ili->conf->vsync_active_high) @@ -661,11 +646,20 @@ static int ili9322_get_modes(struct drm_panel *panel) struct drm_connector *connector = panel->connector; struct ili9322 *ili = panel_to_ili9322(panel); struct drm_display_mode *mode; + struct drm_display_info *info; - strncpy(connector->display_info.name, "ILI9322 TFT LCD driver\0", - DRM_DISPLAY_INFO_LEN); - connector->display_info.width_mm = ili->conf->width_mm; - connector->display_info.height_mm = ili->conf->height_mm; + info = &connector->display_info; + info->width_mm = ili->conf->width_mm; + info->height_mm = ili->conf->height_mm; + if (ili->conf->dclk_active_high) + info->bus_flags |= DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE; + else + info->bus_flags |= DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE; + + if (ili->conf->de_active_high) + info->bus_flags |= DRM_BUS_FLAG_DE_HIGH; + else + info->bus_flags |= DRM_BUS_FLAG_DE_LOW; switch (ili->input) { case ILI9322_INPUT_SRGB_DUMMY_320X240: @@ -901,9 +895,8 @@ static int ili9322_probe(struct spi_device *spi) ili->input = ili->conf->input; } - drm_panel_init(&ili->panel); - ili->panel.dev = dev; - ili->panel.funcs = &ili9322_drm_funcs; + drm_panel_init(&ili->panel, dev, &ili9322_drm_funcs, + DRM_MODE_CONNECTOR_DPI); return drm_panel_add(&ili->panel); } |