video: discard empty video_set_lut implementation

[karo-tx-uboot.git] / drivers / video / tegra.c

diff --git a/drivers/video/tegra.c b/drivers/video/tegra.c
index 8d533955a509fc879e00ac8a96fce8c8e889ad63..8e8134614e395154634266462aa668c944140599 100644 (file)
--- a/drivers/video/tegra.c
+++ b/drivers/video/tegra.c
@@ -1,22 +1,6 @@
 /*
  * Copyright (c) 2011 The Chromium OS Authors.
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -65,7 +49,7 @@ vidinfo_t panel_info = {
        .vl_col = -1,
 };
 
-#ifndef CONFIG_OF_CONTROL
+#if !CONFIG_IS_ENABLED(OF_CONTROL)
 #error "You must enable CONFIG_OF_CONTROL to get Tegra LCD support"
 #endif
 
@@ -108,7 +92,7 @@ void lcd_ctrl_init(void *lcdbase)
        /* Enable flushing after LCD writes if requested */
        lcd_set_flush_dcache(config.cache_type & FDT_LCD_CACHE_FLUSH);
 
-       debug("LCD frame buffer at %08X\n", disp_config->frame_buffer);
+       debug("LCD frame buffer at %pa\n", &disp_config->frame_buffer);
 }
 
 ulong calc_fbsize(void)
@@ -165,14 +149,18 @@ static int fdt_decode_lcd(const void *blob, struct fdt_panel_config *config)
                                            FDT_LCD_CACHE_WRITE_BACK_FLUSH);
 
        /* These GPIOs are all optional */
-       fdtdec_decode_gpio(blob, display_node, "nvidia,backlight-enable-gpios",
-                           &config->backlight_en);
-       fdtdec_decode_gpio(blob, display_node, "nvidia,lvds-shutdown-gpios",
-                          &config->lvds_shutdown);
-       fdtdec_decode_gpio(blob, display_node, "nvidia,backlight-vdd-gpios",
-                          &config->backlight_vdd);
-       fdtdec_decode_gpio(blob, display_node, "nvidia,panel-vdd-gpios",
-                          &config->panel_vdd);
+       gpio_request_by_name_nodev(blob, display_node,
+                                  "nvidia,backlight-enable-gpios", 0,
+                                  &config->backlight_en, GPIOD_IS_OUT);
+       gpio_request_by_name_nodev(blob, display_node,
+                                  "nvidia,lvds-shutdown-gpios", 0,
+                                  &config->lvds_shutdown, GPIOD_IS_OUT);
+       gpio_request_by_name_nodev(blob, display_node,
+                                  "nvidia,backlight-vdd-gpios", 0,
+                                  &config->backlight_vdd, GPIOD_IS_OUT);
+       gpio_request_by_name_nodev(blob, display_node,
+                                  "nvidia,panel-vdd-gpios", 0,
+                                  &config->panel_vdd, GPIOD_IS_OUT);
 
        return fdtdec_get_int_array(blob, display_node, "nvidia,panel-timings",
                        config->panel_timings, FDT_LCD_TIMINGS);
@@ -212,47 +200,29 @@ static int handle_stage(const void *blob)
                 */
 
                funcmux_select(PERIPH_ID_DISP1, FUNCMUX_DEFAULT);
-
-               fdtdec_setup_gpio(&config.panel_vdd);
-               fdtdec_setup_gpio(&config.lvds_shutdown);
-               fdtdec_setup_gpio(&config.backlight_vdd);
-               fdtdec_setup_gpio(&config.backlight_en);
-
-               /*
-                * TODO: If fdt includes output flag we can omit this code
-                * since fdtdec_setup_gpio will do it for us.
-                */
-               if (fdt_gpio_isvalid(&config.panel_vdd))
-                       gpio_direction_output(config.panel_vdd.gpio, 0);
-               if (fdt_gpio_isvalid(&config.lvds_shutdown))
-                       gpio_direction_output(config.lvds_shutdown.gpio, 0);
-               if (fdt_gpio_isvalid(&config.backlight_vdd))
-                       gpio_direction_output(config.backlight_vdd.gpio, 0);
-               if (fdt_gpio_isvalid(&config.backlight_en))
-                       gpio_direction_output(config.backlight_en.gpio, 0);
                break;
        case STAGE_PANEL_VDD:
-               if (fdt_gpio_isvalid(&config.panel_vdd))
-                       gpio_direction_output(config.panel_vdd.gpio, 1);
+               if (dm_gpio_is_valid(&config.panel_vdd))
+                       dm_gpio_set_value(&config.panel_vdd, 1);
                break;
        case STAGE_LVDS:
-               if (fdt_gpio_isvalid(&config.lvds_shutdown))
-                       gpio_set_value(config.lvds_shutdown.gpio, 1);
+               if (dm_gpio_is_valid(&config.lvds_shutdown))
+                       dm_gpio_set_value(&config.lvds_shutdown, 1);
                break;
        case STAGE_BACKLIGHT_VDD:
-               if (fdt_gpio_isvalid(&config.backlight_vdd))
-                       gpio_set_value(config.backlight_vdd.gpio, 1);
+               if (dm_gpio_is_valid(&config.backlight_vdd))
+                       dm_gpio_set_value(&config.backlight_vdd, 1);
                break;
        case STAGE_PWM:
                /* Enable PWM at 15/16 high, 32768 Hz with divider 1 */
-               pinmux_set_func(PINGRP_GPU, PMUX_FUNC_PWM);
-               pinmux_tristate_disable(PINGRP_GPU);
+               pinmux_set_func(PMUX_PINGRP_GPU, PMUX_FUNC_PWM);
+               pinmux_tristate_disable(PMUX_PINGRP_GPU);
 
                pwm_enable(config.pwm_channel, 32768, 0xdf, 1);
                break;
        case STAGE_BACKLIGHT_EN:
-               if (fdt_gpio_isvalid(&config.backlight_en))
-                       gpio_set_value(config.backlight_en.gpio, 1);
+               if (dm_gpio_is_valid(&config.backlight_en))
+                       dm_gpio_set_value(&config.backlight_en, 1);
                break;
        case STAGE_DONE:
                break;