162 lines
3.9 KiB
C
162 lines
3.9 KiB
C
/*
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* Copyright (C) 2007 Sascha Hauer, Pengutronix
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* Copyright (C) 2011 Marc Kleine-Budde <mkl@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <common.h>
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#include <environment.h>
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#include <fcntl.h>
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#include <fec.h>
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#include <fs.h>
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#include <init.h>
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#include <nand.h>
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#include <net.h>
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#include <partition.h>
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#include <sizes.h>
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#include <generated/mach-types.h>
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#include <mach/imx53-regs.h>
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#include <mach/iomux-mx53.h>
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#include <mach/devices-imx53.h>
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#include <mach/generic.h>
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#include <mach/gpio.h>
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#include <mach/imx-nand.h>
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#include <mach/iim.h>
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#include <mach/imx5.h>
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#include <asm/armlinux.h>
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#include <io.h>
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#include <asm/mmu.h>
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static struct fec_platform_data fec_info = {
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.xcv_type = PHY_INTERFACE_MODE_RMII,
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};
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static iomux_v3_cfg_t smd_pads[] = {
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/* UART1 */
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MX53_PAD_CSI0_DAT10__UART1_TXD_MUX,
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MX53_PAD_CSI0_DAT11__UART1_RXD_MUX,
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/* UART2 */
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MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX,
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MX53_PAD_PATA_DMARQ__UART2_TXD_MUX,
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/* UART3 */
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MX53_PAD_PATA_CS_0__UART3_TXD_MUX,
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MX53_PAD_PATA_CS_1__UART3_RXD_MUX,
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MX53_PAD_PATA_DA_1__UART3_CTS,
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MX53_PAD_PATA_DA_2__UART3_RTS,
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/* FEC */
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MX53_PAD_FEC_MDC__FEC_MDC,
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MX53_PAD_FEC_MDIO__FEC_MDIO,
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MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
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MX53_PAD_FEC_RX_ER__FEC_RX_ER,
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MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
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MX53_PAD_FEC_RXD1__FEC_RDATA_1,
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MX53_PAD_FEC_RXD0__FEC_RDATA_0,
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MX53_PAD_FEC_TX_EN__FEC_TX_EN,
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MX53_PAD_FEC_TXD1__FEC_TDATA_1,
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MX53_PAD_FEC_TXD0__FEC_TDATA_0,
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/* FEC_nRST */
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MX53_PAD_PATA_DA_0__GPIO7_6,
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/* SD1 */
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MX53_PAD_SD1_CMD__ESDHC1_CMD,
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MX53_PAD_SD1_CLK__ESDHC1_CLK,
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MX53_PAD_SD1_DATA0__ESDHC1_DAT0,
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MX53_PAD_SD1_DATA1__ESDHC1_DAT1,
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MX53_PAD_SD1_DATA2__ESDHC1_DAT2,
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MX53_PAD_SD1_DATA3__ESDHC1_DAT3,
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/* SD1_CD */
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MX53_PAD_EIM_DA13__GPIO3_13,
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/* SD1_WP */
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MX53_PAD_KEY_ROW2__GPIO4_11,
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/* SD3 */
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MX53_PAD_PATA_DATA8__ESDHC3_DAT0,
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MX53_PAD_PATA_DATA9__ESDHC3_DAT1,
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MX53_PAD_PATA_DATA10__ESDHC3_DAT2,
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MX53_PAD_PATA_DATA11__ESDHC3_DAT3,
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MX53_PAD_PATA_DATA0__ESDHC3_DAT4,
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MX53_PAD_PATA_DATA1__ESDHC3_DAT5,
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MX53_PAD_PATA_DATA2__ESDHC3_DAT6,
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MX53_PAD_PATA_DATA3__ESDHC3_DAT7,
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MX53_PAD_PATA_IORDY__ESDHC3_CLK,
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MX53_PAD_PATA_RESET_B__ESDHC3_CMD,
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};
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#define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6)
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static void smd_fec_reset(void)
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{
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gpio_direction_output(SMD_FEC_PHY_RST, 0);
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mdelay(1);
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gpio_set_value(SMD_FEC_PHY_RST, 1);
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}
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#define LOCO_SD1_CD IMX_GPIO_NR(3, 13)
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#define LOCO_SD1_WP IMX_GPIO_NR(4, 11)
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static struct esdhc_platform_data loco_sd1_data = {
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.cd_gpio = LOCO_SD1_CD,
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.wp_gpio = LOCO_SD1_WP,
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.cd_type = ESDHC_CD_GPIO,
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.wp_type = ESDHC_WP_GPIO,
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};
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static struct esdhc_platform_data loco_sd3_data = {
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.wp_type = ESDHC_WP_NONE,
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.cd_type = ESDHC_CD_PERMANENT,
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};
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static int smd_devices_init(void)
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{
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imx53_iim_register_fec_ethaddr();
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imx53_add_fec(&fec_info);
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imx53_add_mmc0(&loco_sd1_data);
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imx53_add_mmc2(&loco_sd3_data);
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smd_fec_reset();
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armlinux_set_bootparams((void *)0x70000100);
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armlinux_set_architecture(MACH_TYPE_MX53_SMD);
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return 0;
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}
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device_initcall(smd_devices_init);
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static int smd_part_init(void)
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{
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devfs_add_partition("disk0", 0x00000, 0x40000, DEVFS_PARTITION_FIXED, "self0");
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devfs_add_partition("disk0", 0x40000, 0x20000, DEVFS_PARTITION_FIXED, "env0");
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return 0;
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}
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late_initcall(smd_part_init);
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static int smd_console_init(void)
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{
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mxc_iomux_v3_setup_multiple_pads(smd_pads, ARRAY_SIZE(smd_pads));
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imx53_init_lowlevel(1000);
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imx53_add_uart0();
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imx53_add_uart1();
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imx53_add_uart2();
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return 0;
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}
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console_initcall(smd_console_init);
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