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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 The ChromiumOS Authors. All rights reserved.
*
* 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; version 2 of the License.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <arch/io.h>
#include <types.h>
#include <uart.h>
#include <console/console.h>
#include <cpu/ti/am335x/pinmux.h>
void bootblock_mainboard_init(void);
void bootblock_mainboard_init(void)
{
void *uart_clock_ctrl = NULL;
/* Enable the GPIO module */
writel((0x2 << 0) | (1 << 18), (uint32_t *)(0x44e00000 + 0xac));
/* Disable interrupts from these GPIOs */
setbits_le32((uint32_t *)(0x4804c000 + 0x3c), 0xf << 21);
/* Enable output */
clrbits_le32((uint32_t *)(0x4804c000 + 0x134), 0xf << 21);
/* Set every other light */
clrbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0xf << 21);
setbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0x5 << 21);
/* Set up the UART we're going to use */
if (CONFIG_CONSOLE_SERIAL_UART0) {
am335x_pinmux_uart0();
uart_clock_ctrl = (void *)(uintptr_t)(0x44e00400 + 0xb4);
} else if (CONFIG_CONSOLE_SERIAL_UART1) {
am335x_pinmux_uart1();
uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x6c);
} else if (CONFIG_CONSOLE_SERIAL_UART2) {
am335x_pinmux_uart2();
uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x70);
} else if (CONFIG_CONSOLE_SERIAL_UART3) {
am335x_pinmux_uart3();
uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x74);
} else if (CONFIG_CONSOLE_SERIAL_UART4) {
am335x_pinmux_uart4();
uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x78);
} else if (CONFIG_CONSOLE_SERIAL_UART5) {
am335x_pinmux_uart5();
uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x38);
}
if (uart_clock_ctrl)
writel(0x2, uart_clock_ctrl);
/* Start monotonic timer */
//rtc_start();
}
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