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path: root/drivers/video/exynos_fb.c
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Diffstat (limited to 'drivers/video/exynos_fb.c')
-rw-r--r--drivers/video/exynos_fb.c330
1 files changed, 0 insertions, 330 deletions
diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c
deleted file mode 100644
index 69edc3a3a4..0000000000
--- a/drivers/video/exynos_fb.c
+++ /dev/null
@@ -1,330 +0,0 @@
-/*
- * Copyright (C) 2012 Samsung Electronics
- *
- * Author: InKi Dae <inki.dae@samsung.com>
- * Author: Donghwa Lee <dh09.lee@samsung.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <config.h>
-#include <common.h>
-#include <lcd.h>
-#include <fdtdec.h>
-#include <libfdt.h>
-#include <asm/io.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/clk.h>
-#include <asm/arch/mipi_dsim.h>
-#include <asm/arch/dp_info.h>
-#include <asm/arch/system.h>
-#include <asm/gpio.h>
-#include <asm-generic/errno.h>
-
-#include "exynos_fb.h"
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static unsigned int panel_width, panel_height;
-
-#if CONFIG_IS_ENABLED(OF_CONTROL)
-vidinfo_t panel_info = {
- /*
- * Insert a value here so that we don't end up in the BSS
- * Reference: drivers/video/tegra.c
- */
- .vl_col = -1,
-};
-#endif
-
-ushort *configuration_get_cmap(void)
-{
-#if defined(CONFIG_LCD_LOGO)
- return bmp_logo_palette;
-#else
- return NULL;
-#endif
-}
-
-static void exynos_lcd_init_mem(void *lcdbase, vidinfo_t *vid)
-{
- unsigned long palette_size;
- unsigned int fb_size;
-
- fb_size = vid->vl_row * vid->vl_col * (NBITS(vid->vl_bpix) >> 3);
-
- palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16;
-
- exynos_fimd_lcd_init_mem((unsigned long)lcdbase,
- (unsigned long)fb_size, palette_size);
-}
-
-static void exynos_lcd_init(vidinfo_t *vid)
-{
- exynos_fimd_lcd_init(vid);
-
- /* Enable flushing after LCD writes if requested */
- lcd_set_flush_dcache(1);
-}
-
-__weak void exynos_cfg_lcd_gpio(void)
-{
-}
-
-__weak void exynos_backlight_on(unsigned int onoff)
-{
-}
-
-__weak void exynos_reset_lcd(void)
-{
-}
-
-__weak void exynos_lcd_power_on(void)
-{
-}
-
-__weak void exynos_cfg_ldo(void)
-{
-}
-
-__weak void exynos_enable_ldo(unsigned int onoff)
-{
-}
-
-__weak void exynos_backlight_reset(void)
-{
-}
-
-__weak int exynos_lcd_misc_init(vidinfo_t *vid)
-{
- return 0;
-}
-
-static void lcd_panel_on(vidinfo_t *vid)
-{
- struct gpio_desc pwm_out_gpio;
- struct gpio_desc bl_en_gpio;
- unsigned int node;
-
- udelay(vid->init_delay);
-
- exynos_backlight_reset();
-
- exynos_cfg_lcd_gpio();
-
- exynos_lcd_power_on();
-
- udelay(vid->power_on_delay);
-
- if (vid->dp_enabled)
- exynos_init_dp();
-
- exynos_reset_lcd();
-
- udelay(vid->reset_delay);
-
- exynos_backlight_on(1);
-
-#if CONFIG_IS_ENABLED(OF_CONTROL)
- node = fdtdec_next_compatible(gd->fdt_blob, 0,
- COMPAT_SAMSUNG_EXYNOS_FIMD);
- if (node <= 0) {
- debug("FIMD: Can't get device node for FIMD\n");
- return;
- }
- gpio_request_by_name_nodev(gd->fdt_blob, node, "samsung,pwm-out-gpio",
- 0, &pwm_out_gpio,
- GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE);
-
- gpio_request_by_name_nodev(gd->fdt_blob, node, "samsung,bl-en-gpio", 0,
- &bl_en_gpio,
- GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE);
-
-#endif
- exynos_cfg_ldo();
-
- exynos_enable_ldo(1);
-
- if (vid->mipi_enabled)
- exynos_mipi_dsi_init();
-}
-
-#if CONFIG_IS_ENABLED(OF_CONTROL)
-int exynos_lcd_early_init(const void *blob)
-{
- unsigned int node;
- node = fdtdec_next_compatible(blob, 0, COMPAT_SAMSUNG_EXYNOS_FIMD);
- if (node <= 0) {
- debug("exynos_fb: Can't get device node for fimd\n");
- return -ENODEV;
- }
-
- panel_info.vl_col = fdtdec_get_int(blob, node, "samsung,vl-col", 0);
- if (panel_info.vl_col == 0) {
- debug("Can't get XRES\n");
- return -ENXIO;
- }
-
- panel_info.vl_row = fdtdec_get_int(blob, node, "samsung,vl-row", 0);
- if (panel_info.vl_row == 0) {
- debug("Can't get YRES\n");
- return -ENXIO;
- }
-
- panel_info.vl_width = fdtdec_get_int(blob, node,
- "samsung,vl-width", 0);
-
- panel_info.vl_height = fdtdec_get_int(blob, node,
- "samsung,vl-height", 0);
-
- panel_info.vl_freq = fdtdec_get_int(blob, node, "samsung,vl-freq", 0);
- if (panel_info.vl_freq == 0) {
- debug("Can't get refresh rate\n");
- return -ENXIO;
- }
-
- if (fdtdec_get_bool(blob, node, "samsung,vl-clkp"))
- panel_info.vl_clkp = CONFIG_SYS_LOW;
-
- if (fdtdec_get_bool(blob, node, "samsung,vl-oep"))
- panel_info.vl_oep = CONFIG_SYS_LOW;
-
- if (fdtdec_get_bool(blob, node, "samsung,vl-hsp"))
- panel_info.vl_hsp = CONFIG_SYS_LOW;
-
- if (fdtdec_get_bool(blob, node, "samsung,vl-vsp"))
- panel_info.vl_vsp = CONFIG_SYS_LOW;
-
- if (fdtdec_get_bool(blob, node, "samsung,vl-dp"))
- panel_info.vl_dp = CONFIG_SYS_LOW;
-
- panel_info.vl_bpix = fdtdec_get_int(blob, node, "samsung,vl-bpix", 0);
- if (panel_info.vl_bpix == 0) {
- debug("Can't get bits per pixel\n");
- return -ENXIO;
- }
-
- panel_info.vl_hspw = fdtdec_get_int(blob, node, "samsung,vl-hspw", 0);
- if (panel_info.vl_hspw == 0) {
- debug("Can't get hsync width\n");
- return -ENXIO;
- }
-
- panel_info.vl_hfpd = fdtdec_get_int(blob, node, "samsung,vl-hfpd", 0);
- if (panel_info.vl_hfpd == 0) {
- debug("Can't get right margin\n");
- return -ENXIO;
- }
-
- panel_info.vl_hbpd = (u_char)fdtdec_get_int(blob, node,
- "samsung,vl-hbpd", 0);
- if (panel_info.vl_hbpd == 0) {
- debug("Can't get left margin\n");
- return -ENXIO;
- }
-
- panel_info.vl_vspw = (u_char)fdtdec_get_int(blob, node,
- "samsung,vl-vspw", 0);
- if (panel_info.vl_vspw == 0) {
- debug("Can't get vsync width\n");
- return -ENXIO;
- }
-
- panel_info.vl_vfpd = fdtdec_get_int(blob, node,
- "samsung,vl-vfpd", 0);
- if (panel_info.vl_vfpd == 0) {
- debug("Can't get lower margin\n");
- return -ENXIO;
- }
-
- panel_info.vl_vbpd = fdtdec_get_int(blob, node, "samsung,vl-vbpd", 0);
- if (panel_info.vl_vbpd == 0) {
- debug("Can't get upper margin\n");
- return -ENXIO;
- }
-
- panel_info.vl_cmd_allow_len = fdtdec_get_int(blob, node,
- "samsung,vl-cmd-allow-len", 0);
-
- panel_info.win_id = fdtdec_get_int(blob, node, "samsung,winid", 0);
- panel_info.init_delay = fdtdec_get_int(blob, node,
- "samsung,init-delay", 0);
- panel_info.power_on_delay = fdtdec_get_int(blob, node,
- "samsung,power-on-delay", 0);
- panel_info.reset_delay = fdtdec_get_int(blob, node,
- "samsung,reset-delay", 0);
- panel_info.interface_mode = fdtdec_get_int(blob, node,
- "samsung,interface-mode", 0);
- panel_info.mipi_enabled = fdtdec_get_int(blob, node,
- "samsung,mipi-enabled", 0);
- panel_info.dp_enabled = fdtdec_get_int(blob, node,
- "samsung,dp-enabled", 0);
- panel_info.cs_setup = fdtdec_get_int(blob, node,
- "samsung,cs-setup", 0);
- panel_info.wr_setup = fdtdec_get_int(blob, node,
- "samsung,wr-setup", 0);
- panel_info.wr_act = fdtdec_get_int(blob, node, "samsung,wr-act", 0);
- panel_info.wr_hold = fdtdec_get_int(blob, node, "samsung,wr-hold", 0);
-
- panel_info.logo_on = fdtdec_get_int(blob, node, "samsung,logo-on", 0);
- if (panel_info.logo_on) {
- panel_info.logo_width = fdtdec_get_int(blob, node,
- "samsung,logo-width", 0);
- panel_info.logo_height = fdtdec_get_int(blob, node,
- "samsung,logo-height", 0);
- panel_info.logo_addr = fdtdec_get_int(blob, node,
- "samsung,logo-addr", 0);
- }
-
- panel_info.rgb_mode = fdtdec_get_int(blob, node,
- "samsung,rgb-mode", 0);
- panel_info.pclk_name = fdtdec_get_int(blob, node,
- "samsung,pclk-name", 0);
- panel_info.sclk_div = fdtdec_get_int(blob, node,
- "samsung,sclk-div", 0);
- panel_info.dual_lcd_enabled = fdtdec_get_int(blob, node,
- "samsung,dual-lcd-enabled", 0);
-
- return 0;
-}
-#endif
-
-void lcd_ctrl_init(void *lcdbase)
-{
- set_system_display_ctrl();
- set_lcd_clk();
-
-#if CONFIG_IS_ENABLED(OF_CONTROL)
-#ifdef CONFIG_EXYNOS_MIPI_DSIM
- exynos_init_dsim_platform_data(&panel_info);
-#endif
- exynos_lcd_misc_init(&panel_info);
-#else
- /* initialize parameters which is specific to panel. */
- init_panel_info(&panel_info);
-#endif
-
- panel_width = panel_info.vl_width;
- panel_height = panel_info.vl_height;
-
- exynos_lcd_init_mem(lcdbase, &panel_info);
-
- exynos_lcd_init(&panel_info);
-}
-
-void lcd_enable(void)
-{
- if (panel_info.logo_on) {
- memset((void *) gd->fb_base, 0, panel_width * panel_height *
- (NBITS(panel_info.vl_bpix) >> 3));
- }
-
- lcd_panel_on(&panel_info);
-}
-
-/* dummy function */
-void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue)
-{
- return;
-}
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