1 /* 2 * QNAP TS-409 Board Setup 3 * 4 * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * as published by the Free Software Foundation; either version 9 * 2 of the License, or (at your option) any later version. 10 */ 11 12 #include <linux/kernel.h> 13 #include <linux/init.h> 14 #include <linux/platform_device.h> 15 #include <linux/pci.h> 16 #include <linux/irq.h> 17 #include <linux/mtd/physmap.h> 18 #include <linux/mv643xx_eth.h> 19 #include <linux/gpio_keys.h> 20 #include <linux/input.h> 21 #include <linux/i2c.h> 22 #include <linux/serial_reg.h> 23 #include <asm/mach-types.h> 24 #include <asm/gpio.h> 25 #include <asm/mach/arch.h> 26 #include <asm/mach/pci.h> 27 #include <asm/arch/orion5x.h> 28 #include "common.h" 29 #include "mpp.h" 30 #include "tsx09-common.h" 31 32 /***************************************************************************** 33 * QNAP TS-409 Info 34 ****************************************************************************/ 35 36 /* 37 * QNAP TS-409 hardware : 38 * - Marvell 88F5281-D0 39 * - Marvell 88SX7042 SATA controller (PCIe) 40 * - Marvell 88E1118 Gigabit Ethernet PHY 41 * - RTC S35390A (@0x30) on I2C bus 42 * - 8MB NOR flash 43 * - 256MB of DDR-2 RAM 44 */ 45 46 /* 47 * 8MB NOR flash Device bus boot chip select 48 */ 49 50 #define QNAP_TS409_NOR_BOOT_BASE 0xff800000 51 #define QNAP_TS409_NOR_BOOT_SIZE SZ_8M 52 53 /**************************************************************************** 54 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the 55 * partitions on the device because we want to keep compatability with 56 * existing QNAP firmware. 57 * 58 * Layout as used by QNAP: 59 * [2] 0x00000000-0x00200000 : "Kernel" 60 * [3] 0x00200000-0x00600000 : "RootFS1" 61 * [4] 0x00600000-0x00700000 : "RootFS2" 62 * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) 63 * [5] 0x00760000-0x00780000 : "U-Boot Config" 64 * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) 65 ***************************************************************************/ 66 static struct mtd_partition qnap_ts409_partitions[] = { 67 { 68 .name = "U-Boot", 69 .size = 0x00080000, 70 .offset = 0x00780000, 71 .mask_flags = MTD_WRITEABLE, 72 }, { 73 .name = "Kernel", 74 .size = 0x00200000, 75 .offset = 0, 76 }, { 77 .name = "RootFS1", 78 .size = 0x00400000, 79 .offset = 0x00200000, 80 }, { 81 .name = "RootFS2", 82 .size = 0x00100000, 83 .offset = 0x00600000, 84 }, { 85 .name = "U-Boot Config", 86 .size = 0x00020000, 87 .offset = 0x00760000, 88 }, { 89 .name = "NAS Config", 90 .size = 0x00060000, 91 .offset = 0x00700000, 92 .mask_flags = MTD_WRITEABLE, 93 }, 94 }; 95 96 static struct physmap_flash_data qnap_ts409_nor_flash_data = { 97 .width = 1, 98 .parts = qnap_ts409_partitions, 99 .nr_parts = ARRAY_SIZE(qnap_ts409_partitions) 100 }; 101 102 static struct resource qnap_ts409_nor_flash_resource = { 103 .flags = IORESOURCE_MEM, 104 .start = QNAP_TS409_NOR_BOOT_BASE, 105 .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1, 106 }; 107 108 static struct platform_device qnap_ts409_nor_flash = { 109 .name = "physmap-flash", 110 .id = 0, 111 .dev = { .platform_data = &qnap_ts409_nor_flash_data, }, 112 .num_resources = 1, 113 .resource = &qnap_ts409_nor_flash_resource, 114 }; 115 116 /***************************************************************************** 117 * PCI 118 ****************************************************************************/ 119 120 static int __init qnap_ts409_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) 121 { 122 int irq; 123 124 /* 125 * Check for devices with hard-wired IRQs. 126 */ 127 irq = orion5x_pci_map_irq(dev, slot, pin); 128 if (irq != -1) 129 return irq; 130 131 /* 132 * PCI isn't used on the TS-409 133 */ 134 return -1; 135 } 136 137 static struct hw_pci qnap_ts409_pci __initdata = { 138 .nr_controllers = 2, 139 .swizzle = pci_std_swizzle, 140 .setup = orion5x_pci_sys_setup, 141 .scan = orion5x_pci_sys_scan_bus, 142 .map_irq = qnap_ts409_pci_map_irq, 143 }; 144 145 static int __init qnap_ts409_pci_init(void) 146 { 147 if (machine_is_ts409()) 148 pci_common_init(&qnap_ts409_pci); 149 150 return 0; 151 } 152 153 subsys_initcall(qnap_ts409_pci_init); 154 155 /***************************************************************************** 156 * RTC S35390A on I2C bus 157 ****************************************************************************/ 158 159 #define TS409_RTC_GPIO 10 160 161 static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = { 162 I2C_BOARD_INFO("s35390a", 0x30), 163 }; 164 165 /**************************************************************************** 166 * GPIO Attached Keys 167 * Power button is attached to the PIC microcontroller 168 ****************************************************************************/ 169 170 #define QNAP_TS409_GPIO_KEY_MEDIA 15 171 172 static struct gpio_keys_button qnap_ts409_buttons[] = { 173 { 174 .code = KEY_RESTART, 175 .gpio = QNAP_TS409_GPIO_KEY_MEDIA, 176 .desc = "USB Copy Button", 177 .active_low = 1, 178 }, 179 }; 180 181 static struct gpio_keys_platform_data qnap_ts409_button_data = { 182 .buttons = qnap_ts409_buttons, 183 .nbuttons = ARRAY_SIZE(qnap_ts409_buttons), 184 }; 185 186 static struct platform_device qnap_ts409_button_device = { 187 .name = "gpio-keys", 188 .id = -1, 189 .num_resources = 0, 190 .dev = { 191 .platform_data = &qnap_ts409_button_data, 192 }, 193 }; 194 195 /***************************************************************************** 196 * General Setup 197 ****************************************************************************/ 198 static struct orion5x_mpp_mode ts409_mpp_modes[] __initdata = { 199 { 0, MPP_UNUSED }, 200 { 1, MPP_UNUSED }, 201 { 2, MPP_UNUSED }, 202 { 3, MPP_UNUSED }, 203 { 4, MPP_GPIO }, /* HDD 1 status */ 204 { 5, MPP_GPIO }, /* HDD 2 status */ 205 { 6, MPP_GPIO }, /* HDD 3 status */ 206 { 7, MPP_GPIO }, /* HDD 4 status */ 207 { 8, MPP_UNUSED }, 208 { 9, MPP_UNUSED }, 209 { 10, MPP_GPIO }, /* RTC int */ 210 { 11, MPP_UNUSED }, 211 { 12, MPP_UNUSED }, 212 { 13, MPP_UNUSED }, 213 { 14, MPP_GPIO }, /* SW_RST */ 214 { 15, MPP_GPIO }, /* USB copy button */ 215 { 16, MPP_UART }, /* UART1 RXD */ 216 { 17, MPP_UART }, /* UART1 TXD */ 217 { 18, MPP_UNUSED }, 218 { 19, MPP_UNUSED }, 219 { -1 }, 220 }; 221 222 static void __init qnap_ts409_init(void) 223 { 224 /* 225 * Setup basic Orion functions. Need to be called early. 226 */ 227 orion5x_init(); 228 229 orion5x_mpp_conf(ts409_mpp_modes); 230 231 /* 232 * Configure peripherals. 233 */ 234 orion5x_ehci0_init(); 235 qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE + 236 qnap_ts409_partitions[5].offset, 237 qnap_ts409_partitions[5].size); 238 orion5x_eth_init(&qnap_tsx09_eth_data); 239 orion5x_i2c_init(); 240 orion5x_uart0_init(); 241 242 orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE, 243 QNAP_TS409_NOR_BOOT_SIZE); 244 platform_device_register(&qnap_ts409_nor_flash); 245 246 platform_device_register(&qnap_ts409_button_device); 247 248 /* Get RTC IRQ and register the chip */ 249 if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) { 250 if (gpio_direction_input(TS409_RTC_GPIO) == 0) 251 qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO); 252 else 253 gpio_free(TS409_RTC_GPIO); 254 } 255 if (qnap_ts409_i2c_rtc.irq == 0) 256 pr_warning("qnap_ts409_init: failed to get RTC IRQ\n"); 257 i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1); 258 259 /* register tsx09 specific power-off method */ 260 pm_power_off = qnap_tsx09_power_off; 261 } 262 263 MACHINE_START(TS409, "QNAP TS-409") 264 /* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */ 265 .phys_io = ORION5X_REGS_PHYS_BASE, 266 .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, 267 .boot_params = 0x00000100, 268 .init_machine = qnap_ts409_init, 269 .map_io = orion5x_map_io, 270 .init_irq = orion5x_init_irq, 271 .timer = &orion5x_timer, 272 .fixup = tag_fixup_mem32, 273 MACHINE_END 274