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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 | /* * linux/arch/arm/mach-sa1100/cerf.c * * 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. * * Apr-2003 : Removed some old PDA crud [FB] * Oct-2003 : Added uart2 resource [FB] * Jan-2004 : Removed io map for flash [FB] */ #include <linux/init.h> #include <linux/gpio/machine.h> #include <linux/kernel.h> #include <linux/tty.h> #include <linux/platform_data/sa11x0-serial.h> #include <linux/platform_device.h> #include <linux/irq.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/gpio.h> #include <linux/leds.h> #include <mach/hardware.h> #include <asm/setup.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> #include <asm/mach/map.h> #include <mach/cerf.h> #include <linux/platform_data/mfd-mcp-sa11x0.h> #include <mach/irqs.h> #include "generic.h" static struct resource cerfuart2_resources[] = { [0] = DEFINE_RES_MEM(0x80030000, SZ_64K), }; static struct platform_device cerfuart2_device = { .name = "sa11x0-uart", .id = 2, .num_resources = ARRAY_SIZE(cerfuart2_resources), .resource = cerfuart2_resources, }; /* Compact Flash */ static struct gpiod_lookup_table cerf_cf_gpio_table = { .dev_id = "sa11x0-pcmcia.1", .table = { GPIO_LOOKUP("gpio", 19, "bvd2", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("gpio", 20, "bvd1", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("gpio", 21, "reset", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("gpio", 22, "ready", GPIO_ACTIVE_HIGH), GPIO_LOOKUP("gpio", 23, "detect", GPIO_ACTIVE_LOW), { }, }, }; /* LEDs */ struct gpio_led cerf_gpio_leds[] = { { .name = "cerf:d0", .default_trigger = "heartbeat", .gpio = 0, }, { .name = "cerf:d1", .default_trigger = "cpu0", .gpio = 1, }, { .name = "cerf:d2", .default_trigger = "default-on", .gpio = 2, }, { .name = "cerf:d3", .default_trigger = "default-on", .gpio = 3, }, }; static struct gpio_led_platform_data cerf_gpio_led_info = { .leds = cerf_gpio_leds, .num_leds = ARRAY_SIZE(cerf_gpio_leds), }; static struct platform_device cerf_leds = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &cerf_gpio_led_info, } }; static struct platform_device *cerf_devices[] __initdata = { &cerfuart2_device, &cerf_leds, }; #ifdef CONFIG_SA1100_CERF_FLASH_32MB # define CERF_FLASH_SIZE 0x02000000 #elif defined CONFIG_SA1100_CERF_FLASH_16MB # define CERF_FLASH_SIZE 0x01000000 #elif defined CONFIG_SA1100_CERF_FLASH_8MB # define CERF_FLASH_SIZE 0x00800000 #else # error "Undefined flash size for CERF" #endif static struct mtd_partition cerf_partitions[] = { { .name = "Bootloader", .size = 0x00020000, .offset = 0x00000000, }, { .name = "Params", .size = 0x00040000, .offset = 0x00020000, }, { .name = "Kernel", .size = 0x00100000, .offset = 0x00060000, }, { .name = "Filesystem", .size = CERF_FLASH_SIZE-0x00160000, .offset = 0x00160000, } }; static struct flash_platform_data cerf_flash_data = { .map_name = "cfi_probe", .parts = cerf_partitions, .nr_parts = ARRAY_SIZE(cerf_partitions), }; static struct resource cerf_flash_resource = DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); static void __init cerf_init_irq(void) { sa1100_init_irq(); irq_set_irq_type(CERF_ETH_IRQ, IRQ_TYPE_EDGE_RISING); } static struct map_desc cerf_io_desc[] __initdata = { { /* Crystal Ethernet Chip */ .virtual = 0xf0000000, .pfn = __phys_to_pfn(0x08000000), .length = 0x00100000, .type = MT_DEVICE } }; static void __init cerf_map_io(void) { sa1100_map_io(); iotable_init(cerf_io_desc, ARRAY_SIZE(cerf_io_desc)); sa1100_register_uart(0, 3); sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */ sa1100_register_uart(2, 1); } static struct mcp_plat_data cerf_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, }; static void __init cerf_init(void) { sa11x0_ppc_configure_mcp(); platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1); sa11x0_register_mcp(&cerf_mcp_data); sa11x0_register_pcmcia(1, &cerf_cf_gpio_table); } MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") /* Maintainer: support@intrinsyc.com */ .map_io = cerf_map_io, .nr_irqs = SA1100_NR_IRQS, .init_irq = cerf_init_irq, .init_time = sa1100_timer_init, .init_machine = cerf_init, .init_late = sa11x0_init_late, .restart = sa11x0_restart, MACHINE_END |