* Copyright (C) 2009 Nick Thompson, GE Fanuc, Ltd. <nick.thompson@gefanuc.com>
* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
*
- * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/arch/emac_defs.h>
#include <asm/io.h>
#include <asm/arch/davinci_misc.h>
-#include <asm/arch/gpio.h>
+#include <asm/gpio.h>
#include <asm/arch/da8xx-fb.h>
DECLARE_GLOBAL_DATA_PTR;
-#define pinmux(x) (&davinci_syscfg_regs->pinmux[x])
-
static const struct da8xx_panel lcd_panel = {
/* Casio COM57H531x */
.name = "Casio_COM57H531x",
int board_early_init_f(void)
{
- struct davinci_gpio *gpio6_base =
- (struct davinci_gpio *)DAVINCI_GPIO_BANK67;
-
/* PinMux for GPIO */
if (davinci_configure_pin_mux(gpio_pins, ARRAY_SIZE(gpio_pins)) != 0)
return 1;
+ /* Set DISP_ON high to enable LCD output*/
+ gpio_direction_output(97, 1);
+
/* Set the RESETOUTn low */
- writel((readl(&gpio6_base->set_data) & ~(1 << 15)),
- &gpio6_base->set_data);
- writel((readl(&gpio6_base->dir) & ~(1 << 15)), &gpio6_base->dir);
+ gpio_direction_output(111, 0);
/* Set U0_SW0 low for UART0 as console*/
- writel((readl(&gpio6_base->set_data) & ~(1 << 10)),
- &gpio6_base->set_data);
- writel((readl(&gpio6_base->dir) & ~(1 << 10)), &gpio6_base->dir);
+ gpio_direction_output(106, 0);
/* Set U0_SW1 low for UART0 as console*/
- writel((readl(&gpio6_base->set_data) & ~(1 << 12)),
- &gpio6_base->set_data);
- writel((readl(&gpio6_base->dir) & ~(1 << 12)), &gpio6_base->dir);
+ gpio_direction_output(108, 0);
/* Set LCD_B_PWR low to power down LCD Backlight*/
- writel((readl(&gpio6_base->set_data) & ~(1 << 6)),
- &gpio6_base->set_data);
- writel((readl(&gpio6_base->dir) & ~(1 << 6)), &gpio6_base->dir);
-
- /* Set DISP_ON low to disable LCD output*/
- writel((readl(&gpio6_base->set_data) & ~(1 << 1)),
- &gpio6_base->set_data);
- writel((readl(&gpio6_base->dir) & ~(1 << 1)), &gpio6_base->dir);
+ gpio_direction_output(102, 0);
#ifndef CONFIG_USE_IRQ
irq_init();
writel(readl(&davinci_syscfg_regs->mstpri[2]) & 0x0fffffff,
&davinci_syscfg_regs->mstpri[2]);
- /* Set LCD_B_PWR low to power up LCD Backlight*/
- writel((readl(&gpio6_base->set_data) | (1 << 6)),
- &gpio6_base->set_data);
-
- /* Set DISP_ON low to disable LCD output*/
- writel((readl(&gpio6_base->set_data) | (1 << 1)),
- &gpio6_base->set_data);
return 0;
}
+/*
+ * Do not overwrite the console
+ * Use always serial for U-Boot console
+ */
+int overwrite_console(void)
+{
+ return 1;
+}
+
int board_init(void)
{
/* arch number of the board */
return 0;
}
-#ifdef BOARD_LATE_INIT
+#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
- struct davinci_gpio *gpio8_base =
- (struct davinci_gpio *)DAVINCI_GPIO_BANK8;
+ unsigned char buf[2];
+ int ret;
/* PinMux for HALTEN */
if (davinci_configure_pin_mux(halten_pin, ARRAY_SIZE(halten_pin)) != 0)
return 1;
/* Set HALTEN to high */
- writel((readl(&gpio8_base->set_data) | (1 << 6)),
- &gpio8_base->set_data);
- writel((readl(&gpio8_base->dir) & ~(1 << 6)), &gpio8_base->dir);
+ gpio_direction_output(134, 1);
- setenv("stdout", "serial");
+ /* Set fixed contrast settings for LCD via I2C potentiometer */
+ buf[0] = 0x00;
+ buf[1] = 0xd7;
+ ret = i2c_write(0x2e, 6, 1, buf, 2);
+ if (ret)
+ puts("\nContrast Settings FAILED\n");
+ /* Set LCD_B_PWR high to power up LCD Backlight*/
+ gpio_set_value(102, 1);
return 0;
}
-#endif /* BOARD_LATE_INIT */
+#endif /* CONFIG_BOARD_LATE_INIT */
#ifdef CONFIG_DRIVER_TI_EMAC