~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/arch/arm/mach-pxa/colibri-pxa3xx.c

Version: ~ [ linux-5.5-rc7 ] ~ [ linux-5.4.13 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.97 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.166 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.210 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.210 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.81 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  *  arch/arm/mach-pxa/colibri-pxa3xx.c
  3  *
  4  *  Common functions for all Toradex PXA3xx modules
  5  *
  6  *  Daniel Mack <daniel@caiaq.de>
  7  *
  8  *  This program is free software; you can redistribute it and/or modify
  9  *  it under the terms of the GNU General Public License version 2 as
 10  *  published by the Free Software Foundation.
 11  */
 12 
 13 #include <linux/init.h>
 14 #include <linux/kernel.h>
 15 #include <linux/platform_device.h>
 16 #include <linux/gpio.h>
 17 #include <linux/etherdevice.h>
 18 #include <asm/mach-types.h>
 19 #include <mach/hardware.h>
 20 #include <asm/sizes.h>
 21 #include <asm/system_info.h>
 22 #include <asm/mach/arch.h>
 23 #include <asm/mach/irq.h>
 24 #include <mach/pxa3xx-regs.h>
 25 #include <mach/mfp-pxa300.h>
 26 #include <mach/colibri.h>
 27 #include <mach/mmc.h>
 28 #include <mach/pxafb.h>
 29 #include <plat/pxa3xx_nand.h>
 30 
 31 #include "generic.h"
 32 #include "devices.h"
 33 
 34 #if defined(CONFIG_AX88796)
 35 #define ETHER_ADDR_LEN 6
 36 static u8 ether_mac_addr[ETHER_ADDR_LEN];
 37 
 38 void __init colibri_pxa3xx_init_eth(struct ax_plat_data *plat_data)
 39 {
 40         int i;
 41         u64 serial = ((u64) system_serial_high << 32) | system_serial_low;
 42 
 43         /*
 44          * If the bootloader passed in a serial boot tag, which contains a
 45          * valid ethernet MAC, pass it to the interface. Toradex ships the
 46          * modules with their own bootloader which provides a valid MAC
 47          * this way.
 48          */
 49 
 50         for (i = 0; i < ETHER_ADDR_LEN; i++) {
 51                 ether_mac_addr[i] = serial & 0xff;
 52                 serial >>= 8;
 53         }
 54 
 55         if (is_valid_ether_addr(ether_mac_addr)) {
 56                 plat_data->flags |= AXFLG_MAC_FROMPLATFORM;
 57                 plat_data->mac_addr = ether_mac_addr;
 58                 printk(KERN_INFO "%s(): taking MAC from serial boot tag\n",
 59                         __func__);
 60         } else {
 61                 plat_data->flags |= AXFLG_MAC_FROMDEV;
 62                 printk(KERN_INFO "%s(): no valid serial boot tag found, "
 63                         "taking MAC from device\n", __func__);
 64         }
 65 }
 66 #endif
 67 
 68 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 69 static int lcd_bl_pin;
 70 
 71 /*
 72  * LCD panel (Sharp LQ043T3DX02)
 73  */
 74 static void colibri_lcd_backlight(int on)
 75 {
 76         gpio_set_value(lcd_bl_pin, !!on);
 77 }
 78 
 79 static struct pxafb_mode_info sharp_lq43_mode = {
 80         .pixclock       = 101936,
 81         .xres           = 480,
 82         .yres           = 272,
 83         .bpp            = 32,
 84         .depth          = 18,
 85         .hsync_len      = 41,
 86         .left_margin    = 2,
 87         .right_margin   = 2,
 88         .vsync_len      = 10,
 89         .upper_margin   = 2,
 90         .lower_margin   = 2,
 91         .sync           = 0,
 92         .cmap_greyscale = 0,
 93 };
 94 
 95 static struct pxafb_mach_info sharp_lq43_info = {
 96         .modes          = &sharp_lq43_mode,
 97         .num_modes      = 1,
 98         .cmap_inverse   = 0,
 99         .cmap_static    = 0,
100         .lcd_conn       = LCD_COLOR_TFT_18BPP,
101         .pxafb_backlight_power = colibri_lcd_backlight,
102 };
103 
104 void __init colibri_pxa3xx_init_lcd(int bl_pin)
105 {
106         lcd_bl_pin = bl_pin;
107         gpio_request(bl_pin, "lcd backlight");
108         gpio_direction_output(bl_pin, 0);
109         pxa_set_fb_info(NULL, &sharp_lq43_info);
110 }
111 #endif
112 
113 #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
114 static struct mtd_partition colibri_nand_partitions[] = {
115         {
116                 .name        = "bootloader",
117                 .offset      = 0,
118                 .size        = SZ_512K,
119                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
120         },
121         {
122                 .name        = "kernel",
123                 .offset      = MTDPART_OFS_APPEND,
124                 .size        = SZ_4M,
125                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
126         },
127         {
128                 .name        = "reserved",
129                 .offset      = MTDPART_OFS_APPEND,
130                 .size        = SZ_1M,
131                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
132         },
133         {
134                 .name        = "fs",
135                 .offset      = MTDPART_OFS_APPEND,
136                 .size        = MTDPART_SIZ_FULL,
137         },
138 };
139 
140 static struct pxa3xx_nand_platform_data colibri_nand_info = {
141         .enable_arbiter = 1,
142         .keep_config    = 1,
143         .num_cs         = 1,
144         .parts[0]       = colibri_nand_partitions,
145         .nr_parts[0]    = ARRAY_SIZE(colibri_nand_partitions),
146 };
147 
148 void __init colibri_pxa3xx_init_nand(void)
149 {
150         pxa3xx_set_nand_info(&colibri_nand_info);
151 }
152 #endif
153 
154 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp