mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 09:30:10 +00:00
acbf5bbfe9
Use the correct function for clock init. Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Warren <twarren@nvidia.com>
95 lines
1.9 KiB
C
95 lines
1.9 KiB
C
/*
|
|
* Copyright 2014 Google Inc.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <errno.h>
|
|
#include <fdtdec.h>
|
|
#include <lcd.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/arch-tegra/clk_rst.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch-tegra/dc.h>
|
|
#include <asm/io.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
enum {
|
|
/* Maximum LCD size we support */
|
|
LCD_MAX_WIDTH = 1920,
|
|
LCD_MAX_HEIGHT = 1200,
|
|
LCD_MAX_LOG2_BPP = 4, /* 2^4 = 16 bpp */
|
|
};
|
|
|
|
vidinfo_t panel_info = {
|
|
/* Insert a value here so that we don't end up in the BSS */
|
|
.vl_col = -1,
|
|
};
|
|
|
|
int tegra_lcd_check_next_stage(const void *blob, int wait)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void tegra_lcd_early_init(const void *blob)
|
|
{
|
|
/*
|
|
* Go with the maximum size for now. We will fix this up after
|
|
* relocation. These values are only used for memory alocation.
|
|
*/
|
|
panel_info.vl_col = LCD_MAX_WIDTH;
|
|
panel_info.vl_row = LCD_MAX_HEIGHT;
|
|
panel_info.vl_bpix = LCD_MAX_LOG2_BPP;
|
|
}
|
|
|
|
static int tegra124_lcd_init(void *lcdbase)
|
|
{
|
|
struct display_timing timing;
|
|
int ret;
|
|
|
|
clock_set_up_plldp();
|
|
clock_start_periph_pll(PERIPH_ID_HOST1X, CLOCK_ID_PERIPH, 408000000);
|
|
|
|
clock_enable(PERIPH_ID_HOST1X);
|
|
clock_enable(PERIPH_ID_DISP1);
|
|
clock_enable(PERIPH_ID_PWM);
|
|
clock_enable(PERIPH_ID_DPAUX);
|
|
clock_enable(PERIPH_ID_SOR0);
|
|
udelay(2);
|
|
|
|
reset_set_enable(PERIPH_ID_HOST1X, 0);
|
|
reset_set_enable(PERIPH_ID_DISP1, 0);
|
|
reset_set_enable(PERIPH_ID_PWM, 0);
|
|
reset_set_enable(PERIPH_ID_DPAUX, 0);
|
|
reset_set_enable(PERIPH_ID_SOR0, 0);
|
|
|
|
ret = display_init(lcdbase, 1 << LCD_BPP, &timing);
|
|
if (ret)
|
|
return ret;
|
|
|
|
panel_info.vl_col = roundup(timing.hactive.typ, 16);
|
|
panel_info.vl_row = timing.vactive.typ;
|
|
|
|
lcd_set_flush_dcache(1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void lcd_ctrl_init(void *lcdbase)
|
|
{
|
|
ulong start;
|
|
int ret;
|
|
|
|
start = get_timer(0);
|
|
ret = tegra124_lcd_init(lcdbase);
|
|
debug("LCD init took %lu ms\n", get_timer(start));
|
|
if (ret)
|
|
printf("%s: Error %d\n", __func__, ret);
|
|
}
|
|
|
|
void lcd_enable(void)
|
|
{
|
|
}
|