mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-15 01:17:39 +00:00
8f1fae26a7
Add video support to the board with the display focaltech etm070003dh6. Signed-off-by: Stefano Babic <sbabic@denx.de>
152 lines
3.5 KiB
C
152 lines
3.5 KiB
C
/*
|
|
* Copyright (C) 2011 Ilya Yanok, Emcraft Systems
|
|
*
|
|
* Based on ti/evm/evm.c
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/mem.h>
|
|
#include <asm/arch/mmc_host_def.h>
|
|
#include <asm/arch/mux.h>
|
|
#include <asm/arch/sys_proto.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/omap_gpio.h>
|
|
#include <asm/arch/dss.h>
|
|
#include <asm/arch/clocks.h>
|
|
#include "errno.h"
|
|
#include <i2c.h>
|
|
#ifdef CONFIG_USB_EHCI
|
|
#include <usb.h>
|
|
#include <asm/ehci-omap.h>
|
|
#endif
|
|
#include "mcx.h"
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#define HOT_WATER_BUTTON 42
|
|
#define LCD_OUTPUT 55
|
|
|
|
/* Address of the framebuffer in RAM. */
|
|
#define FB_START_ADDRESS 0x88000000
|
|
|
|
#ifdef CONFIG_USB_EHCI
|
|
static struct omap_usbhs_board_data usbhs_bdata = {
|
|
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
|
|
.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
|
|
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
|
|
};
|
|
|
|
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
|
|
{
|
|
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
|
|
}
|
|
|
|
int ehci_hcd_stop(int index)
|
|
{
|
|
return omap_ehci_hcd_stop();
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Routine: board_init
|
|
* Description: Early hardware init.
|
|
*/
|
|
int board_init(void)
|
|
{
|
|
gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
|
|
/* boot param addr */
|
|
gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
|
|
|
|
gpio_direction_output(LCD_OUTPUT, 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_BOARD_LATE_INIT
|
|
int board_late_init(void)
|
|
{
|
|
if (gpio_request(HOT_WATER_BUTTON, "hot-water-button") < 0) {
|
|
puts("Failed to get hot-water-button pin\n");
|
|
return -ENODEV;
|
|
}
|
|
gpio_direction_input(HOT_WATER_BUTTON);
|
|
|
|
/*
|
|
* if hot-water-button is pressed
|
|
* change bootcmd
|
|
*/
|
|
if (gpio_get_value(HOT_WATER_BUTTON))
|
|
return 0;
|
|
|
|
setenv("bootcmd", "run swupdate");
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Routine: set_muxconf_regs
|
|
* Description: Setting up the configuration Mux registers specific to the
|
|
* hardware. Many pins need to be moved from protect to primary
|
|
* mode.
|
|
*/
|
|
void set_muxconf_regs(void)
|
|
{
|
|
MUX_MCX();
|
|
}
|
|
|
|
#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
|
|
int board_mmc_init(bd_t *bis)
|
|
{
|
|
return omap_mmc_init(0, 0, 0);
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD)
|
|
|
|
static struct panel_config lcd_cfg = {
|
|
.timing_h = PANEL_TIMING_H(40, 40, 48),
|
|
.timing_v = PANEL_TIMING_V(29, 13, 3),
|
|
.pol_freq = 0x00003000, /* Pol Freq */
|
|
.divisor = 0x0001000E,
|
|
.panel_type = 0x01, /* TFT */
|
|
.data_lines = 0x03, /* 24 Bit RGB */
|
|
.load_mode = 0x02, /* Frame Mode */
|
|
.panel_color = 0,
|
|
.lcd_size = PANEL_LCD_SIZE(800, 480),
|
|
};
|
|
|
|
int board_video_init(void)
|
|
{
|
|
struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
|
|
void *fb;
|
|
|
|
fb = (void *)FB_START_ADDRESS;
|
|
|
|
lcd_cfg.frame_buffer = fb;
|
|
|
|
setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON);
|
|
setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON);
|
|
|
|
omap3_dss_panel_config(&lcd_cfg);
|
|
omap3_dss_enable();
|
|
|
|
return 0;
|
|
}
|
|
#endif
|