linux/arch/arm/mach-mx5/board-mx53_evk.c
Yong Shen a58154d1c3 ARM i.MX53: Make MX53 EVK bootable
1. Add entries to Kconfig
2. Add machine definition
3. Add Uart platform data, pad setting and base address
4. Adjust GPIO irq number

Signed-off-by: Yong Shen <yong.shen@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-01-04 12:00:23 +01:00

85 lines
2.3 KiB
C

/*
* Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright (C) 2010 Yong Shen. <Yong.Shen@linaro.org>
*/
/*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <linux/init.h>
#include <linux/clk.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx53.h>
#include "crm_regs.h"
#include "devices-imx53.h"
static iomux_v3_cfg_t mx53_evk_pads[] = {
MX53_PAD_CSI0_D10__UART1_TXD,
MX53_PAD_CSI0_D11__UART1_RXD,
MX53_PAD_ATA_DIOW__UART1_TXD,
MX53_PAD_ATA_DMACK__UART1_RXD,
MX53_PAD_ATA_BUFFER_EN__UART2_RXD,
MX53_PAD_ATA_DMARQ__UART2_TXD,
MX53_PAD_ATA_DIOR__UART2_RTS,
MX53_PAD_ATA_INTRQ__UART2_CTS,
MX53_PAD_ATA_CS_0__UART3_TXD,
MX53_PAD_ATA_CS_1__UART3_RXD,
MX53_PAD_ATA_DA_1__UART3_CTS,
MX53_PAD_ATA_DA_2__UART3_RTS,
};
static const struct imxuart_platform_data mx53_evk_uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static inline void mx53_evk_init_uart(void)
{
imx53_add_imx_uart(0, &mx53_evk_uart_pdata);
imx53_add_imx_uart(1, &mx53_evk_uart_pdata);
imx53_add_imx_uart(2, &mx53_evk_uart_pdata);
}
static void __init mx53_evk_board_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx53_evk_pads,
ARRAY_SIZE(mx53_evk_pads));
mx53_evk_init_uart();
}
static void __init mx53_evk_timer_init(void)
{
mx53_clocks_init(32768, 24000000, 22579200, 0);
}
static struct sys_timer mx53_evk_timer = {
.init = mx53_evk_timer_init,
};
MACHINE_START(MX53_EVK, "Freescale MX53 EVK Board")
.map_io = mx53_map_io,
.init_irq = mx53_init_irq,
.init_machine = mx53_evk_board_init,
.timer = &mx53_evk_timer,
MACHINE_END