ARM i.MX53 enable LOCO board bootup

1. Add Kconfig and Makefile entries
2. Add board definition
3. enable uart and fec for LOCO board

Signed-off-by: Yong Shen <yong.shen@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Yong Shen 2011-01-12 17:14:47 +08:00 committed by Sascha Hauer
parent 6f12ea4e54
commit 3b18c34928
3 changed files with 120 additions and 0 deletions

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@ -141,6 +141,14 @@ config MACH_MX53_SMD
Include support for MX53 SMD platform. This includes specific Include support for MX53 SMD platform. This includes specific
configurations for the board and its peripherals. configurations for the board and its peripherals.
config MACH_MX53_LOCO
bool "Support MX53 LOCO platforms"
select SOC_IMX53
select IMX_HAVE_PLATFORM_IMX_UART
help
Include support for MX53 LOCO platform. This includes specific
configurations for the board and its peripherals.
config MACH_MX50_RDP config MACH_MX50_RDP
bool "Support MX50 reference design platform" bool "Support MX50 reference design platform"
depends on BROKEN depends on BROKEN

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@ -11,6 +11,7 @@ obj-$(CONFIG_MACH_MX51_BABBAGE) += board-mx51_babbage.o
obj-$(CONFIG_MACH_MX51_3DS) += board-mx51_3ds.o obj-$(CONFIG_MACH_MX51_3DS) += board-mx51_3ds.o
obj-$(CONFIG_MACH_MX53_EVK) += board-mx53_evk.o obj-$(CONFIG_MACH_MX53_EVK) += board-mx53_evk.o
obj-$(CONFIG_MACH_MX53_SMD) += board-mx53_smd.o obj-$(CONFIG_MACH_MX53_SMD) += board-mx53_smd.o
obj-$(CONFIG_MACH_MX53_LOCO) += board-mx53_loco.o
obj-$(CONFIG_MACH_EUKREA_CPUIMX51) += board-cpuimx51.o obj-$(CONFIG_MACH_EUKREA_CPUIMX51) += board-cpuimx51.o
obj-$(CONFIG_MACH_EUKREA_MBIMX51_BASEBOARD) += eukrea_mbimx51-baseboard.o obj-$(CONFIG_MACH_EUKREA_MBIMX51_BASEBOARD) += eukrea_mbimx51-baseboard.o
obj-$(CONFIG_MACH_EUKREA_CPUIMX51SD) += board-cpuimx51sd.o obj-$(CONFIG_MACH_EUKREA_CPUIMX51SD) += board-cpuimx51sd.o

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@ -0,0 +1,111 @@
/*
* Copyright (C) 2011 Freescale Semiconductor, Inc. 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; 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 <linux/fec.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx53.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include "crm_regs.h"
#include "devices-imx53.h"
#define LOCO_FEC_PHY_RST IMX_GPIO_NR(7, 6)
static iomux_v3_cfg_t mx53_loco_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_loco_uart_data __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static inline void mx53_loco_init_uart(void)
{
imx53_add_imx_uart(0, &mx53_loco_uart_data);
imx53_add_imx_uart(1, &mx53_loco_uart_data);
imx53_add_imx_uart(2, &mx53_loco_uart_data);
}
static inline void mx53_loco_fec_reset(void)
{
int ret;
/* reset FEC PHY */
ret = gpio_request(LOCO_FEC_PHY_RST, "fec-phy-reset");
if (ret) {
printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
return;
}
gpio_direction_output(LOCO_FEC_PHY_RST, 0);
msleep(1);
gpio_set_value(LOCO_FEC_PHY_RST, 1);
}
static struct fec_platform_data mx53_loco_fec_data = {
.phy = PHY_INTERFACE_MODE_RMII,
};
static void __init mx53_loco_board_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx53_loco_pads,
ARRAY_SIZE(mx53_loco_pads));
mx53_loco_init_uart();
mx53_loco_fec_reset();
imx53_add_fec(&mx53_loco_fec_data);
}
static void __init mx53_loco_timer_init(void)
{
mx53_clocks_init(32768, 24000000, 0, 0);
}
static struct sys_timer mx53_loco_timer = {
.init = mx53_loco_timer_init,
};
MACHINE_START(MX53_LOCO, "Freescale MX53 LOCO Board")
.map_io = mx53_map_io,
.init_irq = mx53_init_irq,
.init_machine = mx53_loco_board_init,
.timer = &mx53_loco_timer,
MACHINE_END