arch/arm/mach-s3c24xx/mach-tct_hammer.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 //
   3 // Copyright (c) 2007 TinCanTools
   4 //      David Anders <danders@amltd.com>
   5 //
   6 // @History:
   7 // derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
   8 // Ben Dooks <ben@simtec.co.uk>
   9
  10 #include <linux/kernel.h>
  11 #include <linux/types.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/list.h>
  14 #include <linux/timer.h>
  15 #include <linux/init.h>
  16 #include <linux/device.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/serial_core.h>
  19 #include <linux/serial_s3c.h>
  20 #include <linux/io.h>
  21
  22 #include <asm/mach/arch.h>
  23 #include <asm/mach/map.h>
  24 #include <asm/mach/irq.h>
  25 #include <asm/mach/flash.h>
  26
  27 #include <mach/hardware.h>
  28 #include <asm/irq.h>
  29 #include <asm/mach-types.h>
  30
  31 #include <linux/platform_data/i2c-s3c2410.h>
  32 #include <plat/devs.h>
  33 #include <plat/cpu.h>
  34
  35 #include <linux/mtd/mtd.h>
  36 #include <linux/mtd/partitions.h>
  37 #include <linux/mtd/map.h>
  38 #include <linux/mtd/physmap.h>
  39 #include <plat/samsung-time.h>
  40
  41 #include "common.h"
  42
  43 static struct resource tct_hammer_nor_resource =
  44                         DEFINE_RES_MEM(0x00000000, SZ_16M);
  45
  46 static struct mtd_partition tct_hammer_mtd_partitions[] = {
  47         {
  48                 .name           = "System",
  49                 .size           = 0x240000,
  50                 .offset         = 0,
  51                 .mask_flags     = MTD_WRITEABLE,  /* force read-only */
  52         }, {
  53                 .name           = "JFFS2",
  54                 .size           = MTDPART_SIZ_FULL,
  55                 .offset         = MTDPART_OFS_APPEND,
  56         }
  57 };
  58
  59 static struct physmap_flash_data tct_hammer_flash_data = {
  60         .width          = 2,
  61         .parts          = tct_hammer_mtd_partitions,
  62         .nr_parts       = ARRAY_SIZE(tct_hammer_mtd_partitions),
  63 };
  64
  65 static struct platform_device tct_hammer_device_nor = {
  66         .name           = "physmap-flash",
  67         .id             = 0,
  68         .dev = {
  69                         .platform_data = &tct_hammer_flash_data,
  70                 },
  71         .num_resources  = 1,
  72         .resource       = &tct_hammer_nor_resource,
  73 };
  74
  75 static struct map_desc tct_hammer_iodesc[] __initdata = {
  76 };
  77
  78 #define UCON S3C2410_UCON_DEFAULT
  79 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  80 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  81
  82 static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = {
  83         [0] = {
  84                 .hwport      = 0,
  85                 .flags       = 0,
  86                 .ucon        = UCON,
  87                 .ulcon       = ULCON,
  88                 .ufcon       = UFCON,
  89         },
  90         [1] = {
  91                 .hwport      = 1,
  92                 .flags       = 0,
  93                 .ucon        = UCON,
  94                 .ulcon       = ULCON,
  95                 .ufcon       = UFCON,
  96         },
  97         [2] = {
  98                 .hwport      = 2,
  99                 .flags       = 0,
 100                 .ucon        = UCON,
 101                 .ulcon       = ULCON,
 102                 .ufcon       = UFCON,
 103         }
 104 };
 105
 106
 107 static struct platform_device *tct_hammer_devices[] __initdata = {
 108         &s3c_device_adc,
 109         &s3c_device_wdt,
 110         &s3c_device_i2c0,
 111         &s3c_device_ohci,
 112         &s3c_device_rtc,
 113         &s3c_device_usbgadget,
 114         &s3c_device_sdi,
 115         &tct_hammer_device_nor,
 116 };
 117
 118 static void __init tct_hammer_map_io(void)
 119 {
 120         s3c24xx_init_io(tct_hammer_iodesc, ARRAY_SIZE(tct_hammer_iodesc));
 121         s3c24xx_init_uarts(tct_hammer_uartcfgs, ARRAY_SIZE(tct_hammer_uartcfgs));
 122         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
 123 }
 124
 125 static void __init tct_hammer_init_time(void)
 126 {
 127         s3c2410_init_clocks(12000000);
 128         samsung_timer_init();
 129 }
 130
 131 static void __init tct_hammer_init(void)
 132 {
 133         s3c_i2c0_set_platdata(NULL);
 134         platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
 135 }
 136
 137 MACHINE_START(TCT_HAMMER, "TCT_HAMMER")
 138         .atag_offset    = 0x100,
 139         .map_io         = tct_hammer_map_io,
 140         .init_irq       = s3c2410_init_irq,
 141         .init_machine   = tct_hammer_init,
 142         .init_time      = tct_hammer_init_time,
 143 MACHINE_END