/* * Copyright (C) 2008 Sascha Hauer, Pengutronix * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/types.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> #include <linux/mtd/plat-ram.h> #include <linux/memory.h> #include <linux/gpio.h> #include <linux/smsc911x.h> #include <linux/interrupt.h> #include <linux/i2c.h> #include <linux/i2c/at24.h> #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> #include <mach/common.h> #include <mach/imx-uart.h> #include <mach/iomux-mx3.h> #include <mach/board-pcm037.h> #include <mach/mxc_nand.h> #include <mach/mmc.h> #ifdef CONFIG_I2C_IMX #include <mach/i2c.h> #endif #include "devices.h" static struct physmap_flash_data pcm037_flash_data = { .width = 2, }; static struct resource pcm037_flash_resource = { .start = 0xa0000000, .end = 0xa1ffffff, .flags = IORESOURCE_MEM, }; static struct platform_device pcm037_flash = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &pcm037_flash_data, }, .resource = &pcm037_flash_resource, .num_resources = 1, }; static struct imxuart_platform_data uart_pdata = { .flags = IMXUART_HAVE_RTSCTS, }; static struct resource smsc911x_resources[] = { [0] = { .start = CS1_BASE_ADDR + 0x300, .end = CS1_BASE_ADDR + 0x300 + SZ_64K - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1), .end = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1), .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, }, }; static struct smsc911x_platform_config smsc911x_info = { .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY | SMSC911X_SAVE_MAC_ADDRESS, .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, .phy_interface = PHY_INTERFACE_MODE_MII, }; static struct platform_device pcm037_eth = { .name = "smsc911x", .id = -1, .num_resources = ARRAY_SIZE(smsc911x_resources), .resource = smsc911x_resources, .dev = { .platform_data = &smsc911x_info, }, }; static struct platdata_mtd_ram pcm038_sram_data = { .bankwidth = 2, }; static struct resource pcm038_sram_resource = { .start = CS4_BASE_ADDR, .end = CS4_BASE_ADDR + 512 * 1024 - 1, .flags = IORESOURCE_MEM, }; static struct platform_device pcm037_sram_device = { .name = "mtd-ram", .id = 0, .dev = { .platform_data = &pcm038_sram_data, }, .num_resources = 1, .resource = &pcm038_sram_resource, }; static struct mxc_nand_platform_data pcm037_nand_board_info = { .width = 1, .hw_ecc = 1, }; #ifdef CONFIG_I2C_IMX static int i2c_1_pins[] = { MX31_PIN_CSPI2_MOSI__SCL, MX31_PIN_CSPI2_MISO__SDA, }; static int pcm037_i2c_1_init(struct device *dev) { return mxc_iomux_setup_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins), "i2c-1"); } static void pcm037_i2c_1_exit(struct device *dev) { mxc_iomux_release_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins)); } static struct imxi2c_platform_data pcm037_i2c_1_data = { .bitrate = 100000, .init = pcm037_i2c_1_init, .exit = pcm037_i2c_1_exit, }; static struct at24_platform_data board_eeprom = { .byte_len = 4096, .page_size = 32, .flags = AT24_FLAG_ADDR16, }; static struct i2c_board_info pcm037_i2c_devices[] = { { I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */ .platform_data = &board_eeprom, }, { I2C_BOARD_INFO("rtc-pcf8563", 0x51), .type = "pcf8563", } }; #endif static int sdhc1_pins[] = { MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2, MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0, MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD, }; static int pcm970_sdhc1_init(struct device *dev, irq_handler_t h, void *data) { return mxc_iomux_setup_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins), "sdhc-1"); } static void pcm970_sdhc1_exit(struct device *dev, void *data) { mxc_iomux_release_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins)); } /* No card and rw detection at the moment */ static struct imxmmc_platform_data sdhc_pdata = { .init = pcm970_sdhc1_init, .exit = pcm970_sdhc1_exit, }; static struct platform_device *devices[] __initdata = { &pcm037_flash, &pcm037_eth, &pcm037_sram_device, }; static int uart0_pins[] = { MX31_PIN_CTS1__CTS1, MX31_PIN_RTS1__RTS1, MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1 }; static int uart2_pins[] = { MX31_PIN_CSPI3_MOSI__RXD3, MX31_PIN_CSPI3_MISO__TXD3 }; /* * Board specific initialization. */ static void __init mxc_board_init(void) { platform_add_devices(devices, ARRAY_SIZE(devices)); mxc_iomux_setup_multiple_pins(uart0_pins, ARRAY_SIZE(uart0_pins), "uart-0"); mxc_register_device(&mxc_uart_device0, &uart_pdata); mxc_iomux_setup_multiple_pins(uart2_pins, ARRAY_SIZE(uart2_pins), "uart-2"); mxc_register_device(&mxc_uart_device2, &uart_pdata); mxc_iomux_setup_pin(MX31_PIN_BATT_LINE__OWIRE, "batt-0wire"); mxc_register_device(&mxc_w1_master_device, NULL); /* LAN9217 IRQ pin */ if (!mxc_iomux_setup_pin(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO), "pcm037-eth")) gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)); #ifdef CONFIG_I2C_IMX i2c_register_board_info(1, pcm037_i2c_devices, ARRAY_SIZE(pcm037_i2c_devices)); mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data); #endif mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info); mxc_register_device(&mxcsdhc_device0, &sdhc_pdata); } static void __init pcm037_timer_init(void) { mx31_clocks_init(26000000); } struct sys_timer pcm037_timer = { .init = pcm037_timer_init, }; MACHINE_START(PCM037, "Phytec Phycore pcm037") /* Maintainer: Pengutronix */ .phys_io = AIPS1_BASE_ADDR, .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x100, .map_io = mxc_map_io, .init_irq = mxc_init_irq, .init_machine = mxc_board_init, .timer = &pcm037_timer, MACHINE_END