1 /* 2 * QNAP TS-109/TS-209 Board Setup 3 * 4 * Maintainer: Byron Bradley <byron.bbradley@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/mtd/nand.h> 19 #include <linux/mv643xx_eth.h> 20 #include <linux/gpio_keys.h> 21 #include <linux/input.h> 22 #include <linux/i2c.h> 23 #include <linux/serial_reg.h> 24 #include <linux/ata_platform.h> 25 #include <asm/mach-types.h> 26 #include <asm/gpio.h> 27 #include <asm/mach/arch.h> 28 #include <asm/mach/pci.h> 29 #include <mach/orion5x.h> 30 #include "common.h" 31 #include "mpp.h" 32 #include "tsx09-common.h" 33 34 #define QNAP_TS209_NOR_BOOT_BASE 0xf4000000 35 #define QNAP_TS209_NOR_BOOT_SIZE SZ_8M 36 37 /**************************************************************************** 38 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the 39 * partitions on the device because we want to keep compatibility with 40 * existing QNAP firmware. 41 * 42 * Layout as used by QNAP: 43 * [2] 0x00000000-0x00200000 : "Kernel" 44 * [3] 0x00200000-0x00600000 : "RootFS1" 45 * [4] 0x00600000-0x00700000 : "RootFS2" 46 * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) 47 * [5] 0x00760000-0x00780000 : "U-Boot Config" 48 * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) 49 ***************************************************************************/ 50 static struct mtd_partition qnap_ts209_partitions[] = { 51 { 52 .name = "U-Boot", 53 .size = 0x00080000, 54 .offset = 0x00780000, 55 .mask_flags = MTD_WRITEABLE, 56 }, { 57 .name = "Kernel", 58 .size = 0x00200000, 59 .offset = 0, 60 }, { 61 .name = "RootFS1", 62 .size = 0x00400000, 63 .offset = 0x00200000, 64 }, { 65 .name = "RootFS2", 66 .size = 0x00100000, 67 .offset = 0x00600000, 68 }, { 69 .name = "U-Boot Config", 70 .size = 0x00020000, 71 .offset = 0x00760000, 72 }, { 73 .name = "NAS Config", 74 .size = 0x00060000, 75 .offset = 0x00700000, 76 .mask_flags = MTD_WRITEABLE, 77 }, 78 }; 79 80 static struct physmap_flash_data qnap_ts209_nor_flash_data = { 81 .width = 1, 82 .parts = qnap_ts209_partitions, 83 .nr_parts = ARRAY_SIZE(qnap_ts209_partitions) 84 }; 85 86 static struct resource qnap_ts209_nor_flash_resource = { 87 .flags = IORESOURCE_MEM, 88 .start = QNAP_TS209_NOR_BOOT_BASE, 89 .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1, 90 }; 91 92 static struct platform_device qnap_ts209_nor_flash = { 93 .name = "physmap-flash", 94 .id = 0, 95 .dev = { 96 .platform_data = &qnap_ts209_nor_flash_data, 97 }, 98 .resource = &qnap_ts209_nor_flash_resource, 99 .num_resources = 1, 100 }; 101 102 /***************************************************************************** 103 * PCI 104 ****************************************************************************/ 105 106 #define QNAP_TS209_PCI_SLOT0_OFFS 7 107 #define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6 108 #define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7 109 110 void __init qnap_ts209_pci_preinit(void) 111 { 112 int pin; 113 114 /* 115 * Configure PCI GPIO IRQ pins 116 */ 117 pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN; 118 if (gpio_request(pin, "PCI Int1") == 0) { 119 if (gpio_direction_input(pin) == 0) { 120 irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); 121 } else { 122 printk(KERN_ERR "qnap_ts209_pci_preinit failed to " 123 "set_irq_type pin %d\n", pin); 124 gpio_free(pin); 125 } 126 } else { 127 printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " 128 "%d\n", pin); 129 } 130 131 pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN; 132 if (gpio_request(pin, "PCI Int2") == 0) { 133 if (gpio_direction_input(pin) == 0) { 134 irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); 135 } else { 136 printk(KERN_ERR "qnap_ts209_pci_preinit failed " 137 "to set_irq_type pin %d\n", pin); 138 gpio_free(pin); 139 } 140 } else { 141 printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " 142 "%d\n", pin); 143 } 144 } 145 146 static int __init qnap_ts209_pci_map_irq(const struct pci_dev *dev, u8 slot, 147 u8 pin) 148 { 149 int irq; 150 151 /* 152 * Check for devices with hard-wired IRQs. 153 */ 154 irq = orion5x_pci_map_irq(dev, slot, pin); 155 if (irq != -1) 156 return irq; 157 158 /* 159 * PCI IRQs are connected via GPIOs. 160 */ 161 switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) { 162 case 0: 163 return gpio_to_irq(QNAP_TS209_PCI_SLOT0_IRQ_PIN); 164 case 1: 165 return gpio_to_irq(QNAP_TS209_PCI_SLOT1_IRQ_PIN); 166 default: 167 return -1; 168 } 169 } 170 171 static struct hw_pci qnap_ts209_pci __initdata = { 172 .nr_controllers = 2, 173 .preinit = qnap_ts209_pci_preinit, 174 .swizzle = pci_std_swizzle, 175 .setup = orion5x_pci_sys_setup, 176 .scan = orion5x_pci_sys_scan_bus, 177 .map_irq = qnap_ts209_pci_map_irq, 178 }; 179 180 static int __init qnap_ts209_pci_init(void) 181 { 182 if (machine_is_ts_x09()) 183 pci_common_init(&qnap_ts209_pci); 184 185 return 0; 186 } 187 188 subsys_initcall(qnap_ts209_pci_init); 189 190 /***************************************************************************** 191 * RTC S35390A on I2C bus 192 ****************************************************************************/ 193 194 #define TS209_RTC_GPIO 3 195 196 static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { 197 I2C_BOARD_INFO("s35390a", 0x30), 198 .irq = 0, 199 }; 200 201 /**************************************************************************** 202 * GPIO Attached Keys 203 * Power button is attached to the PIC microcontroller 204 ****************************************************************************/ 205 206 #define QNAP_TS209_GPIO_KEY_MEDIA 1 207 #define QNAP_TS209_GPIO_KEY_RESET 2 208 209 static struct gpio_keys_button qnap_ts209_buttons[] = { 210 { 211 .code = KEY_COPY, 212 .gpio = QNAP_TS209_GPIO_KEY_MEDIA, 213 .desc = "USB Copy Button", 214 .active_low = 1, 215 }, { 216 .code = KEY_RESTART, 217 .gpio = QNAP_TS209_GPIO_KEY_RESET, 218 .desc = "Reset Button", 219 .active_low = 1, 220 }, 221 }; 222 223 static struct gpio_keys_platform_data qnap_ts209_button_data = { 224 .buttons = qnap_ts209_buttons, 225 .nbuttons = ARRAY_SIZE(qnap_ts209_buttons), 226 }; 227 228 static struct platform_device qnap_ts209_button_device = { 229 .name = "gpio-keys", 230 .id = -1, 231 .num_resources = 0, 232 .dev = { 233 .platform_data = &qnap_ts209_button_data, 234 }, 235 }; 236 237 /***************************************************************************** 238 * SATA 239 ****************************************************************************/ 240 static struct mv_sata_platform_data qnap_ts209_sata_data = { 241 .n_ports = 2, 242 }; 243 244 /***************************************************************************** 245 246 * General Setup 247 ****************************************************************************/ 248 static unsigned int ts209_mpp_modes[] __initdata = { 249 MPP0_UNUSED, 250 MPP1_GPIO, /* USB copy button */ 251 MPP2_GPIO, /* Load defaults button */ 252 MPP3_GPIO, /* GPIO RTC */ 253 MPP4_UNUSED, 254 MPP5_UNUSED, 255 MPP6_GPIO, /* PCI Int A */ 256 MPP7_GPIO, /* PCI Int B */ 257 MPP8_UNUSED, 258 MPP9_UNUSED, 259 MPP10_UNUSED, 260 MPP11_UNUSED, 261 MPP12_SATA_LED, /* SATA 0 presence */ 262 MPP13_SATA_LED, /* SATA 1 presence */ 263 MPP14_SATA_LED, /* SATA 0 active */ 264 MPP15_SATA_LED, /* SATA 1 active */ 265 MPP16_UART, /* UART1 RXD */ 266 MPP17_UART, /* UART1 TXD */ 267 MPP18_GPIO, /* SW_RST */ 268 MPP19_UNUSED, 269 0, 270 }; 271 272 static void __init qnap_ts209_init(void) 273 { 274 /* 275 * Setup basic Orion functions. Need to be called early. 276 */ 277 orion5x_init(); 278 279 orion5x_mpp_conf(ts209_mpp_modes); 280 281 /* 282 * MPP[20] PCI clock 0 283 * MPP[21] PCI clock 1 284 * MPP[22] USB 0 over current 285 * MPP[23-25] Reserved 286 */ 287 288 /* 289 * Configure peripherals. 290 */ 291 orion5x_setup_dev_boot_win(QNAP_TS209_NOR_BOOT_BASE, 292 QNAP_TS209_NOR_BOOT_SIZE); 293 platform_device_register(&qnap_ts209_nor_flash); 294 295 orion5x_ehci0_init(); 296 orion5x_ehci1_init(); 297 qnap_tsx09_find_mac_addr(QNAP_TS209_NOR_BOOT_BASE + 298 qnap_ts209_partitions[5].offset, 299 qnap_ts209_partitions[5].size); 300 orion5x_eth_init(&qnap_tsx09_eth_data); 301 orion5x_i2c_init(); 302 orion5x_sata_init(&qnap_ts209_sata_data); 303 orion5x_uart0_init(); 304 orion5x_uart1_init(); 305 orion5x_xor_init(); 306 307 platform_device_register(&qnap_ts209_button_device); 308 309 /* Get RTC IRQ and register the chip */ 310 if (gpio_request(TS209_RTC_GPIO, "rtc") == 0) { 311 if (gpio_direction_input(TS209_RTC_GPIO) == 0) 312 qnap_ts209_i2c_rtc.irq = gpio_to_irq(TS209_RTC_GPIO); 313 else 314 gpio_free(TS209_RTC_GPIO); 315 } 316 if (qnap_ts209_i2c_rtc.irq == 0) 317 pr_warning("qnap_ts209_init: failed to get RTC IRQ\n"); 318 i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1); 319 320 /* register tsx09 specific power-off method */ 321 pm_power_off = qnap_tsx09_power_off; 322 } 323 324 MACHINE_START(TS209, "QNAP TS-109/TS-209") 325 /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ 326 .boot_params = 0x00000100, 327 .init_machine = qnap_ts209_init, 328 .map_io = orion5x_map_io, 329 .init_early = orion5x_init_early, 330 .init_irq = orion5x_init_irq, 331 .timer = &orion5x_timer, 332 .fixup = tag_fixup_mem32, 333 MACHINE_END 334