1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * QNAP TS-109/TS-209 Board Setup 4 * 5 * Maintainer: Byron Bradley <byron.bbradley@gmail.com> 6 */ 7 #include <linux/gpio.h> 8 #include <linux/kernel.h> 9 #include <linux/init.h> 10 #include <linux/platform_device.h> 11 #include <linux/pci.h> 12 #include <linux/irq.h> 13 #include <linux/mtd/physmap.h> 14 #include <linux/mtd/rawnand.h> 15 #include <linux/mv643xx_eth.h> 16 #include <linux/gpio_keys.h> 17 #include <linux/input.h> 18 #include <linux/i2c.h> 19 #include <linux/serial_reg.h> 20 #include <linux/ata_platform.h> 21 #include <asm/mach-types.h> 22 #include <asm/mach/arch.h> 23 #include <asm/mach/pci.h> 24 #include "common.h" 25 #include "mpp.h" 26 #include "orion5x.h" 27 #include "tsx09-common.h" 28 29 #define QNAP_TS209_NOR_BOOT_BASE 0xf4000000 30 #define QNAP_TS209_NOR_BOOT_SIZE SZ_8M 31 32 /**************************************************************************** 33 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the 34 * partitions on the device because we want to keep compatibility with 35 * existing QNAP firmware. 36 * 37 * Layout as used by QNAP: 38 * [2] 0x00000000-0x00200000 : "Kernel" 39 * [3] 0x00200000-0x00600000 : "RootFS1" 40 * [4] 0x00600000-0x00700000 : "RootFS2" 41 * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) 42 * [5] 0x00760000-0x00780000 : "U-Boot Config" 43 * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) 44 ***************************************************************************/ 45 static struct mtd_partition qnap_ts209_partitions[] = { 46 { 47 .name = "U-Boot", 48 .size = 0x00080000, 49 .offset = 0x00780000, 50 .mask_flags = MTD_WRITEABLE, 51 }, { 52 .name = "Kernel", 53 .size = 0x00200000, 54 .offset = 0, 55 }, { 56 .name = "RootFS1", 57 .size = 0x00400000, 58 .offset = 0x00200000, 59 }, { 60 .name = "RootFS2", 61 .size = 0x00100000, 62 .offset = 0x00600000, 63 }, { 64 .name = "U-Boot Config", 65 .size = 0x00020000, 66 .offset = 0x00760000, 67 }, { 68 .name = "NAS Config", 69 .size = 0x00060000, 70 .offset = 0x00700000, 71 .mask_flags = MTD_WRITEABLE, 72 }, 73 }; 74 75 static struct physmap_flash_data qnap_ts209_nor_flash_data = { 76 .width = 1, 77 .parts = qnap_ts209_partitions, 78 .nr_parts = ARRAY_SIZE(qnap_ts209_partitions) 79 }; 80 81 static struct resource qnap_ts209_nor_flash_resource = { 82 .flags = IORESOURCE_MEM, 83 .start = QNAP_TS209_NOR_BOOT_BASE, 84 .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1, 85 }; 86 87 static struct platform_device qnap_ts209_nor_flash = { 88 .name = "physmap-flash", 89 .id = 0, 90 .dev = { 91 .platform_data = &qnap_ts209_nor_flash_data, 92 }, 93 .resource = &qnap_ts209_nor_flash_resource, 94 .num_resources = 1, 95 }; 96 97 /***************************************************************************** 98 * PCI 99 ****************************************************************************/ 100 101 #define QNAP_TS209_PCI_SLOT0_OFFS 7 102 #define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6 103 #define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7 104 105 static void __init qnap_ts209_pci_preinit(void) 106 { 107 int pin; 108 109 /* 110 * Configure PCI GPIO IRQ pins 111 */ 112 pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN; 113 if (gpio_request(pin, "PCI Int1") == 0) { 114 if (gpio_direction_input(pin) == 0) { 115 irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); 116 } else { 117 printk(KERN_ERR "qnap_ts209_pci_preinit failed to " 118 "set_irq_type pin %d\n", pin); 119 gpio_free(pin); 120 } 121 } else { 122 printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " 123 "%d\n", pin); 124 } 125 126 pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN; 127 if (gpio_request(pin, "PCI Int2") == 0) { 128 if (gpio_direction_input(pin) == 0) { 129 irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_LOW); 130 } else { 131 printk(KERN_ERR "qnap_ts209_pci_preinit failed " 132 "to set_irq_type pin %d\n", pin); 133 gpio_free(pin); 134 } 135 } else { 136 printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " 137 "%d\n", pin); 138 } 139 } 140 141 static int __init qnap_ts209_pci_map_irq(const struct pci_dev *dev, u8 slot, 142 u8 pin) 143 { 144 int irq; 145 146 /* 147 * Check for devices with hard-wired IRQs. 148 */ 149 irq = orion5x_pci_map_irq(dev, slot, pin); 150 if (irq != -1) 151 return irq; 152 153 /* 154 * PCI IRQs are connected via GPIOs. 155 */ 156 switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) { 157 case 0: 158 return gpio_to_irq(QNAP_TS209_PCI_SLOT0_IRQ_PIN); 159 case 1: 160 return gpio_to_irq(QNAP_TS209_PCI_SLOT1_IRQ_PIN); 161 default: 162 return -1; 163 } 164 } 165 166 static struct hw_pci qnap_ts209_pci __initdata = { 167 .nr_controllers = 2, 168 .preinit = qnap_ts209_pci_preinit, 169 .setup = orion5x_pci_sys_setup, 170 .scan = orion5x_pci_sys_scan_bus, 171 .map_irq = qnap_ts209_pci_map_irq, 172 }; 173 174 static int __init qnap_ts209_pci_init(void) 175 { 176 if (machine_is_ts209()) 177 pci_common_init(&qnap_ts209_pci); 178 179 return 0; 180 } 181 182 subsys_initcall(qnap_ts209_pci_init); 183 184 /***************************************************************************** 185 * RTC S35390A on I2C bus 186 ****************************************************************************/ 187 188 #define TS209_RTC_GPIO 3 189 190 static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { 191 I2C_BOARD_INFO("s35390a", 0x30), 192 .irq = 0, 193 }; 194 195 /**************************************************************************** 196 * GPIO Attached Keys 197 * Power button is attached to the PIC microcontroller 198 ****************************************************************************/ 199 200 #define QNAP_TS209_GPIO_KEY_MEDIA 1 201 #define QNAP_TS209_GPIO_KEY_RESET 2 202 203 static struct gpio_keys_button qnap_ts209_buttons[] = { 204 { 205 .code = KEY_COPY, 206 .gpio = QNAP_TS209_GPIO_KEY_MEDIA, 207 .desc = "USB Copy Button", 208 .active_low = 1, 209 }, { 210 .code = KEY_RESTART, 211 .gpio = QNAP_TS209_GPIO_KEY_RESET, 212 .desc = "Reset Button", 213 .active_low = 1, 214 }, 215 }; 216 217 static struct gpio_keys_platform_data qnap_ts209_button_data = { 218 .buttons = qnap_ts209_buttons, 219 .nbuttons = ARRAY_SIZE(qnap_ts209_buttons), 220 }; 221 222 static struct platform_device qnap_ts209_button_device = { 223 .name = "gpio-keys", 224 .id = -1, 225 .num_resources = 0, 226 .dev = { 227 .platform_data = &qnap_ts209_button_data, 228 }, 229 }; 230 231 /***************************************************************************** 232 * SATA 233 ****************************************************************************/ 234 static struct mv_sata_platform_data qnap_ts209_sata_data = { 235 .n_ports = 2, 236 }; 237 238 /***************************************************************************** 239 240 * General Setup 241 ****************************************************************************/ 242 static unsigned int ts209_mpp_modes[] __initdata = { 243 MPP0_UNUSED, 244 MPP1_GPIO, /* USB copy button */ 245 MPP2_GPIO, /* Load defaults button */ 246 MPP3_GPIO, /* GPIO RTC */ 247 MPP4_UNUSED, 248 MPP5_UNUSED, 249 MPP6_GPIO, /* PCI Int A */ 250 MPP7_GPIO, /* PCI Int B */ 251 MPP8_UNUSED, 252 MPP9_UNUSED, 253 MPP10_UNUSED, 254 MPP11_UNUSED, 255 MPP12_SATA_LED, /* SATA 0 presence */ 256 MPP13_SATA_LED, /* SATA 1 presence */ 257 MPP14_SATA_LED, /* SATA 0 active */ 258 MPP15_SATA_LED, /* SATA 1 active */ 259 MPP16_UART, /* UART1 RXD */ 260 MPP17_UART, /* UART1 TXD */ 261 MPP18_GPIO, /* SW_RST */ 262 MPP19_UNUSED, 263 0, 264 }; 265 266 static void __init qnap_ts209_init(void) 267 { 268 /* 269 * Setup basic Orion functions. Need to be called early. 270 */ 271 orion5x_init(); 272 273 orion5x_mpp_conf(ts209_mpp_modes); 274 275 /* 276 * MPP[20] PCI clock 0 277 * MPP[21] PCI clock 1 278 * MPP[22] USB 0 over current 279 * MPP[23-25] Reserved 280 */ 281 282 /* 283 * Configure peripherals. 284 */ 285 mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, 286 ORION_MBUS_DEVBUS_BOOT_ATTR, 287 QNAP_TS209_NOR_BOOT_BASE, 288 QNAP_TS209_NOR_BOOT_SIZE); 289 platform_device_register(&qnap_ts209_nor_flash); 290 291 orion5x_ehci0_init(); 292 orion5x_ehci1_init(); 293 qnap_tsx09_find_mac_addr(QNAP_TS209_NOR_BOOT_BASE + 294 qnap_ts209_partitions[5].offset, 295 qnap_ts209_partitions[5].size); 296 orion5x_eth_init(&qnap_tsx09_eth_data); 297 orion5x_i2c_init(); 298 orion5x_sata_init(&qnap_ts209_sata_data); 299 orion5x_uart0_init(); 300 orion5x_uart1_init(); 301 orion5x_xor_init(); 302 303 platform_device_register(&qnap_ts209_button_device); 304 305 /* Get RTC IRQ and register the chip */ 306 if (gpio_request(TS209_RTC_GPIO, "rtc") == 0) { 307 if (gpio_direction_input(TS209_RTC_GPIO) == 0) 308 qnap_ts209_i2c_rtc.irq = gpio_to_irq(TS209_RTC_GPIO); 309 else 310 gpio_free(TS209_RTC_GPIO); 311 } 312 if (qnap_ts209_i2c_rtc.irq == 0) 313 pr_warn("qnap_ts209_init: failed to get RTC IRQ\n"); 314 i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1); 315 316 /* register tsx09 specific power-off method */ 317 register_platform_power_off(qnap_tsx09_power_off); 318 } 319 320 MACHINE_START(TS209, "QNAP TS-109/TS-209") 321 /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ 322 .atag_offset = 0x100, 323 .nr_irqs = ORION5X_NR_IRQS, 324 .init_machine = qnap_ts209_init, 325 .map_io = orion5x_map_io, 326 .init_early = orion5x_init_early, 327 .init_irq = orion5x_init_irq, 328 .init_time = orion5x_timer_init, 329 .fixup = tag_fixup_mem32, 330 .restart = orion5x_restart, 331 MACHINE_END 332