/* * arch/arm/mach-pxa/colibri-pxa3xx.c * * Common functions for all Toradex PXA3xx modules * * Daniel Mack <daniel@caiaq.de> * * 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 * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/etherdevice.h> #include <asm/mach-types.h> #include <mach/hardware.h> #include <asm/sizes.h> #include <asm/system_info.h> #include <asm/mach/arch.h> #include <asm/mach/irq.h> #include <mach/pxa3xx-regs.h> #include "mfp-pxa300.h" #include "colibri.h" #include <linux/platform_data/mmc-pxamci.h> #include <linux/platform_data/video-pxafb.h> #include <linux/platform_data/mtd-nand-pxa3xx.h> #include "generic.h" #include "devices.h" #if defined(CONFIG_AX88796) #define ETHER_ADDR_LEN 6 static u8 ether_mac_addr[ETHER_ADDR_LEN]; void __init colibri_pxa3xx_init_eth(struct ax_plat_data *plat_data) { int i; u64 serial = ((u64) system_serial_high << 32) | system_serial_low; /* * If the bootloader passed in a serial boot tag, which contains a * valid ethernet MAC, pass it to the interface. Toradex ships the * modules with their own bootloader which provides a valid MAC * this way. */ for (i = 0; i < ETHER_ADDR_LEN; i++) { ether_mac_addr[i] = serial & 0xff; serial >>= 8; } if (is_valid_ether_addr(ether_mac_addr)) { plat_data->flags |= AXFLG_MAC_FROMPLATFORM; plat_data->mac_addr = ether_mac_addr; printk(KERN_INFO "%s(): taking MAC from serial boot tag\n", __func__); } else { plat_data->flags |= AXFLG_MAC_FROMDEV; printk(KERN_INFO "%s(): no valid serial boot tag found, " "taking MAC from device\n", __func__); } } #endif #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) static int lcd_bl_pin; /* * LCD panel (Sharp LQ043T3DX02) */ static void colibri_lcd_backlight(int on) { gpio_set_value(lcd_bl_pin, !!on); } static struct pxafb_mode_info sharp_lq43_mode = { .pixclock = 101936, .xres = 480, .yres = 272, .bpp = 32, .depth = 18, .hsync_len = 41, .left_margin = 2, .right_margin = 2, .vsync_len = 10, .upper_margin = 2, .lower_margin = 2, .sync = 0, .cmap_greyscale = 0, }; static struct pxafb_mach_info sharp_lq43_info = { .modes = &sharp_lq43_mode, .num_modes = 1, .cmap_inverse = 0, .cmap_static = 0, .lcd_conn = LCD_COLOR_TFT_18BPP, .pxafb_backlight_power = colibri_lcd_backlight, }; void __init colibri_pxa3xx_init_lcd(int bl_pin) { lcd_bl_pin = bl_pin; gpio_request(bl_pin, "lcd backlight"); gpio_direction_output(bl_pin, 0); pxa_set_fb_info(NULL, &sharp_lq43_info); } #endif #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE) static struct mtd_partition colibri_nand_partitions[] = { { .name = "bootloader", .offset = 0, .size = SZ_512K, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "kernel", .offset = MTDPART_OFS_APPEND, .size = SZ_4M, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "reserved", .offset = MTDPART_OFS_APPEND, .size = SZ_1M, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "fs", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, }, }; static struct pxa3xx_nand_platform_data colibri_nand_info = { .enable_arbiter = 1, .keep_config = 1, .num_cs = 1, .parts[0] = colibri_nand_partitions, .nr_parts[0] = ARRAY_SIZE(colibri_nand_partitions), }; void __init colibri_pxa3xx_init_nand(void) { pxa3xx_set_nand_info(&colibri_nand_info); } #endif