| /* |
| * linux/arch/arm/mach-pxa/littleton.c |
| * |
| * Support for the Marvell Littleton Development Platform. |
| * |
| * Author: Jason Chagas (largely modified code) |
| * Created: Nov 20, 2006 |
| * Copyright: (C) Copyright 2006 Marvell International Ltd. |
| * |
| * 2007-11-22 modified to align with latest kernel |
| * eric miao <eric.miao@marvell.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * publishhed by the Free Software Foundation. |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/interrupt.h> |
| #include <linux/delay.h> |
| #include <linux/platform_device.h> |
| #include <linux/clk.h> |
| #include <linux/gpio.h> |
| #include <linux/spi/spi.h> |
| #include <linux/smc91x.h> |
| #include <linux/i2c.h> |
| #include <linux/leds.h> |
| #include <linux/mfd/da903x.h> |
| #include <linux/i2c/max732x.h> |
| |
| #include <asm/types.h> |
| #include <asm/setup.h> |
| #include <asm/memory.h> |
| #include <asm/mach-types.h> |
| #include <mach/hardware.h> |
| #include <asm/irq.h> |
| |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| #include <asm/mach/irq.h> |
| |
| #include <mach/pxa-regs.h> |
| #include <mach/mfp-pxa300.h> |
| #include <mach/pxafb.h> |
| #include <mach/ssp.h> |
| #include <mach/pxa2xx_spi.h> |
| #include <mach/i2c.h> |
| #include <mach/pxa27x_keypad.h> |
| #include <mach/pxa3xx_nand.h> |
| #include <mach/littleton.h> |
| |
| #include "generic.h" |
| |
| /* Littleton MFP configurations */ |
| static mfp_cfg_t littleton_mfp_cfg[] __initdata = { |
| /* LCD */ |
| GPIO54_LCD_LDD_0, |
| GPIO55_LCD_LDD_1, |
| GPIO56_LCD_LDD_2, |
| GPIO57_LCD_LDD_3, |
| GPIO58_LCD_LDD_4, |
| GPIO59_LCD_LDD_5, |
| GPIO60_LCD_LDD_6, |
| GPIO61_LCD_LDD_7, |
| GPIO62_LCD_LDD_8, |
| GPIO63_LCD_LDD_9, |
| GPIO64_LCD_LDD_10, |
| GPIO65_LCD_LDD_11, |
| GPIO66_LCD_LDD_12, |
| GPIO67_LCD_LDD_13, |
| GPIO68_LCD_LDD_14, |
| GPIO69_LCD_LDD_15, |
| GPIO70_LCD_LDD_16, |
| GPIO71_LCD_LDD_17, |
| GPIO72_LCD_FCLK, |
| GPIO73_LCD_LCLK, |
| GPIO74_LCD_PCLK, |
| GPIO75_LCD_BIAS, |
| |
| /* SSP2 */ |
| GPIO25_SSP2_SCLK, |
| GPIO27_SSP2_TXD, |
| GPIO17_GPIO, /* SFRM as chip-select */ |
| |
| /* Debug Ethernet */ |
| GPIO90_GPIO, |
| |
| /* Keypad */ |
| GPIO107_KP_DKIN_0, |
| GPIO108_KP_DKIN_1, |
| GPIO115_KP_MKIN_0, |
| GPIO116_KP_MKIN_1, |
| GPIO117_KP_MKIN_2, |
| GPIO118_KP_MKIN_3, |
| GPIO119_KP_MKIN_4, |
| GPIO120_KP_MKIN_5, |
| GPIO121_KP_MKOUT_0, |
| GPIO122_KP_MKOUT_1, |
| GPIO123_KP_MKOUT_2, |
| GPIO124_KP_MKOUT_3, |
| GPIO125_KP_MKOUT_4, |
| }; |
| |
| static struct resource smc91x_resources[] = { |
| [0] = { |
| .start = (LITTLETON_ETH_PHYS + 0x300), |
| .end = (LITTLETON_ETH_PHYS + 0xfffff), |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)), |
| .end = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)), |
| .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, |
| } |
| }; |
| |
| static struct smc91x_platdata littleton_smc91x_info = { |
| .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | |
| SMC91X_NOWAIT | SMC91X_USE_DMA, |
| }; |
| |
| static struct platform_device smc91x_device = { |
| .name = "smc91x", |
| .id = 0, |
| .num_resources = ARRAY_SIZE(smc91x_resources), |
| .resource = smc91x_resources, |
| .dev = { |
| .platform_data = &littleton_smc91x_info, |
| }, |
| }; |
| |
| #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
| static struct pxafb_mode_info tpo_tdo24mtea1_modes[] = { |
| [0] = { |
| /* VGA */ |
| .pixclock = 38250, |
| .xres = 480, |
| .yres = 640, |
| .bpp = 16, |
| .hsync_len = 8, |
| .left_margin = 8, |
| .right_margin = 24, |
| .vsync_len = 2, |
| .upper_margin = 2, |
| .lower_margin = 4, |
| .sync = 0, |
| }, |
| [1] = { |
| /* QVGA */ |
| .pixclock = 153000, |
| .xres = 240, |
| .yres = 320, |
| .bpp = 16, |
| .hsync_len = 8, |
| .left_margin = 8, |
| .right_margin = 88, |
| .vsync_len = 2, |
| .upper_margin = 2, |
| .lower_margin = 2, |
| .sync = 0, |
| }, |
| }; |
| |
| static struct pxafb_mach_info littleton_lcd_info = { |
| .modes = tpo_tdo24mtea1_modes, |
| .num_modes = 2, |
| .lcd_conn = LCD_COLOR_TFT_16BPP, |
| }; |
| |
| static void littleton_init_lcd(void) |
| { |
| set_pxa_fb_info(&littleton_lcd_info); |
| } |
| #else |
| static inline void littleton_init_lcd(void) {}; |
| #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ |
| |
| #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
| static struct pxa2xx_spi_master littleton_spi_info = { |
| .num_chipselect = 1, |
| }; |
| |
| static void littleton_tdo24m_cs(u32 cmd) |
| { |
| gpio_set_value(LITTLETON_GPIO_LCD_CS, !(cmd == PXA2XX_CS_ASSERT)); |
| } |
| |
| static struct pxa2xx_spi_chip littleton_tdo24m_chip = { |
| .rx_threshold = 1, |
| .tx_threshold = 1, |
| .cs_control = littleton_tdo24m_cs, |
| }; |
| |
| static struct spi_board_info littleton_spi_devices[] __initdata = { |
| { |
| .modalias = "tdo24m", |
| .max_speed_hz = 1000000, |
| .bus_num = 2, |
| .chip_select = 0, |
| .controller_data= &littleton_tdo24m_chip, |
| }, |
| }; |
| |
| static void __init littleton_init_spi(void) |
| { |
| int err; |
| |
| err = gpio_request(LITTLETON_GPIO_LCD_CS, "LCD_CS"); |
| if (err) { |
| pr_warning("failed to request GPIO for LCS CS\n"); |
| return; |
| } |
| |
| gpio_direction_output(LITTLETON_GPIO_LCD_CS, 1); |
| |
| pxa2xx_set_spi_info(2, &littleton_spi_info); |
| spi_register_board_info(ARRAY_AND_SIZE(littleton_spi_devices)); |
| } |
| #else |
| static inline void littleton_init_spi(void) {} |
| #endif |
| |
| #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) |
| static unsigned int littleton_matrix_key_map[] = { |
| /* KEY(row, col, key_code) */ |
| KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3), |
| KEY(0, 1, KEY_4), KEY(1, 1, KEY_5), KEY(2, 1, KEY_6), KEY(0, 2, KEY_7), |
| KEY(1, 2, KEY_8), KEY(2, 2, KEY_9), |
| |
| KEY(0, 3, KEY_KPASTERISK), /* * */ |
| KEY(2, 3, KEY_KPDOT), /* # */ |
| |
| KEY(5, 4, KEY_ENTER), |
| |
| KEY(5, 0, KEY_UP), |
| KEY(5, 1, KEY_DOWN), |
| KEY(5, 2, KEY_LEFT), |
| KEY(5, 3, KEY_RIGHT), |
| KEY(3, 2, KEY_HOME), |
| KEY(4, 1, KEY_END), |
| KEY(3, 3, KEY_BACK), |
| |
| KEY(4, 0, KEY_SEND), |
| KEY(4, 2, KEY_VOLUMEUP), |
| KEY(4, 3, KEY_VOLUMEDOWN), |
| |
| KEY(3, 0, KEY_F22), /* soft1 */ |
| KEY(3, 1, KEY_F23), /* soft2 */ |
| }; |
| |
| static struct pxa27x_keypad_platform_data littleton_keypad_info = { |
| .matrix_key_rows = 6, |
| .matrix_key_cols = 5, |
| .matrix_key_map = littleton_matrix_key_map, |
| .matrix_key_map_size = ARRAY_SIZE(littleton_matrix_key_map), |
| |
| .enable_rotary0 = 1, |
| .rotary0_up_key = KEY_UP, |
| .rotary0_down_key = KEY_DOWN, |
| |
| .debounce_interval = 30, |
| }; |
| static void __init littleton_init_keypad(void) |
| { |
| pxa_set_keypad_info(&littleton_keypad_info); |
| } |
| #else |
| static inline void littleton_init_keypad(void) {} |
| #endif |
| |
| #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE) |
| static struct mtd_partition littleton_nand_partitions[] = { |
| [0] = { |
| .name = "Bootloader", |
| .offset = 0, |
| .size = 0x060000, |
| .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| }, |
| [1] = { |
| .name = "Kernel", |
| .offset = 0x060000, |
| .size = 0x200000, |
| .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| }, |
| [2] = { |
| .name = "Filesystem", |
| .offset = 0x0260000, |
| .size = 0x3000000, /* 48M - rootfs */ |
| }, |
| [3] = { |
| .name = "MassStorage", |
| .offset = 0x3260000, |
| .size = 0x3d40000, |
| }, |
| [4] = { |
| .name = "BBT", |
| .offset = 0x6FA0000, |
| .size = 0x80000, |
| .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| }, |
| /* NOTE: we reserve some blocks at the end of the NAND flash for |
| * bad block management, and the max number of relocation blocks |
| * differs on different platforms. Please take care with it when |
| * defining the partition table. |
| */ |
| }; |
| |
| static struct pxa3xx_nand_platform_data littleton_nand_info = { |
| .enable_arbiter = 1, |
| .parts = littleton_nand_partitions, |
| .nr_parts = ARRAY_SIZE(littleton_nand_partitions), |
| }; |
| |
| static void __init littleton_init_nand(void) |
| { |
| pxa3xx_set_nand_info(&littleton_nand_info); |
| } |
| #else |
| static inline void littleton_init_nand(void) {} |
| #endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */ |
| |
| #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) |
| static struct led_info littleton_da9034_leds[] = { |
| [0] = { |
| .name = "littleton:keypad1", |
| .flags = DA9034_LED_RAMP, |
| }, |
| [1] = { |
| .name = "littleton:keypad2", |
| .flags = DA9034_LED_RAMP, |
| }, |
| [2] = { |
| .name = "littleton:vibra", |
| .flags = 0, |
| }, |
| }; |
| |
| static struct da903x_subdev_info littleton_da9034_subdevs[] = { |
| { |
| .name = "da903x-led", |
| .id = DA9034_ID_LED_1, |
| .platform_data = &littleton_da9034_leds[0], |
| }, { |
| .name = "da903x-led", |
| .id = DA9034_ID_LED_2, |
| .platform_data = &littleton_da9034_leds[1], |
| }, { |
| .name = "da903x-led", |
| .id = DA9034_ID_VIBRA, |
| .platform_data = &littleton_da9034_leds[2], |
| }, { |
| .name = "da903x-backlight", |
| .id = DA9034_ID_WLED, |
| }, |
| }; |
| |
| static struct da903x_platform_data littleton_da9034_info = { |
| .num_subdevs = ARRAY_SIZE(littleton_da9034_subdevs), |
| .subdevs = littleton_da9034_subdevs, |
| }; |
| |
| static struct max732x_platform_data littleton_max7320_info = { |
| .gpio_base = EXT0_GPIO_BASE, |
| }; |
| |
| static struct i2c_board_info littleton_i2c_info[] = { |
| [0] = { |
| .type = "da9034", |
| .addr = 0x34, |
| .platform_data = &littleton_da9034_info, |
| .irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO18)), |
| }, |
| [1] = { |
| .type = "max7320", |
| .addr = 0x50, |
| .platform_data = &littleton_max7320_info, |
| }, |
| }; |
| |
| static void __init littleton_init_i2c(void) |
| { |
| pxa_set_i2c_info(NULL); |
| i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info)); |
| } |
| #else |
| static inline void littleton_init_i2c(void) {} |
| #endif /* CONFIG_I2C_PXA || CONFIG_I2C_PXA_MODULE */ |
| |
| static void __init littleton_init(void) |
| { |
| /* initialize MFP configurations */ |
| pxa3xx_mfp_config(ARRAY_AND_SIZE(littleton_mfp_cfg)); |
| |
| /* |
| * Note: we depend bootloader set the correct |
| * value to MSC register for SMC91x. |
| */ |
| platform_device_register(&smc91x_device); |
| |
| littleton_init_spi(); |
| littleton_init_i2c(); |
| littleton_init_lcd(); |
| littleton_init_keypad(); |
| littleton_init_nand(); |
| } |
| |
| MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)") |
| .phys_io = 0x40000000, |
| .boot_params = 0xa0000100, |
| .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
| .map_io = pxa_map_io, |
| .init_irq = pxa3xx_init_irq, |
| .timer = &pxa_timer, |
| .init_machine = littleton_init, |
| MACHINE_END |