Merge remote-tracking branch 's5p/for-next'
[linux-2.6/next.git] / arch / arm / mach-orion5x / ts409-setup.c
blob0572dd1c8aaa4fb2ddb3714b9272172a0cfd3f32
1 /*
2 * QNAP TS-409 Board Setup
4 * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
6 * Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com>
7 * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version
12 * 2 of the License, or (at your option) any later version.
14 #include <linux/gpio.h>
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/pci.h>
19 #include <linux/irq.h>
20 #include <linux/mtd/physmap.h>
21 #include <linux/mv643xx_eth.h>
22 #include <linux/leds.h>
23 #include <linux/gpio_keys.h>
24 #include <linux/input.h>
25 #include <linux/i2c.h>
26 #include <linux/serial_reg.h>
27 #include <asm/mach-types.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/pci.h>
30 #include <mach/orion5x.h>
31 #include "common.h"
32 #include "mpp.h"
33 #include "tsx09-common.h"
35 /*****************************************************************************
36 * QNAP TS-409 Info
37 ****************************************************************************/
40 * QNAP TS-409 hardware :
41 * - Marvell 88F5281-D0
42 * - Marvell 88SX7042 SATA controller (PCIe)
43 * - Marvell 88E1118 Gigabit Ethernet PHY
44 * - RTC S35390A (@0x30) on I2C bus
45 * - 8MB NOR flash
46 * - 256MB of DDR-2 RAM
50 * 8MB NOR flash Device bus boot chip select
53 #define QNAP_TS409_NOR_BOOT_BASE 0xff800000
54 #define QNAP_TS409_NOR_BOOT_SIZE SZ_8M
56 /****************************************************************************
57 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
58 * partitions on the device because we want to keep compatibility with
59 * existing QNAP firmware.
61 * Layout as used by QNAP:
62 * [2] 0x00000000-0x00200000 : "Kernel"
63 * [3] 0x00200000-0x00600000 : "RootFS1"
64 * [4] 0x00600000-0x00700000 : "RootFS2"
65 * [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
66 * [5] 0x00760000-0x00780000 : "U-Boot Config"
67 * [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
68 ***************************************************************************/
69 static struct mtd_partition qnap_ts409_partitions[] = {
71 .name = "U-Boot",
72 .size = 0x00080000,
73 .offset = 0x00780000,
74 .mask_flags = MTD_WRITEABLE,
75 }, {
76 .name = "Kernel",
77 .size = 0x00200000,
78 .offset = 0,
79 }, {
80 .name = "RootFS1",
81 .size = 0x00400000,
82 .offset = 0x00200000,
83 }, {
84 .name = "RootFS2",
85 .size = 0x00100000,
86 .offset = 0x00600000,
87 }, {
88 .name = "U-Boot Config",
89 .size = 0x00020000,
90 .offset = 0x00760000,
91 }, {
92 .name = "NAS Config",
93 .size = 0x00060000,
94 .offset = 0x00700000,
95 .mask_flags = MTD_WRITEABLE,
99 static struct physmap_flash_data qnap_ts409_nor_flash_data = {
100 .width = 1,
101 .parts = qnap_ts409_partitions,
102 .nr_parts = ARRAY_SIZE(qnap_ts409_partitions)
105 static struct resource qnap_ts409_nor_flash_resource = {
106 .flags = IORESOURCE_MEM,
107 .start = QNAP_TS409_NOR_BOOT_BASE,
108 .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1,
111 static struct platform_device qnap_ts409_nor_flash = {
112 .name = "physmap-flash",
113 .id = 0,
114 .dev = { .platform_data = &qnap_ts409_nor_flash_data, },
115 .num_resources = 1,
116 .resource = &qnap_ts409_nor_flash_resource,
119 /*****************************************************************************
120 * PCI
121 ****************************************************************************/
123 static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot,
124 u8 pin)
126 int irq;
129 * Check for devices with hard-wired IRQs.
131 irq = orion5x_pci_map_irq(dev, slot, pin);
132 if (irq != -1)
133 return irq;
136 * PCI isn't used on the TS-409
138 return -1;
141 static struct hw_pci qnap_ts409_pci __initdata = {
142 .nr_controllers = 2,
143 .swizzle = pci_std_swizzle,
144 .setup = orion5x_pci_sys_setup,
145 .scan = orion5x_pci_sys_scan_bus,
146 .map_irq = qnap_ts409_pci_map_irq,
149 static int __init qnap_ts409_pci_init(void)
151 if (machine_is_ts409())
152 pci_common_init(&qnap_ts409_pci);
154 return 0;
157 subsys_initcall(qnap_ts409_pci_init);
159 /*****************************************************************************
160 * RTC S35390A on I2C bus
161 ****************************************************************************/
163 #define TS409_RTC_GPIO 10
165 static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = {
166 I2C_BOARD_INFO("s35390a", 0x30),
169 /*****************************************************************************
170 * LEDs attached to GPIO
171 ****************************************************************************/
173 static struct gpio_led ts409_led_pins[] = {
175 .name = "ts409:red:sata1",
176 .gpio = 4,
177 .active_low = 1,
178 }, {
179 .name = "ts409:red:sata2",
180 .gpio = 5,
181 .active_low = 1,
182 }, {
183 .name = "ts409:red:sata3",
184 .gpio = 6,
185 .active_low = 1,
186 }, {
187 .name = "ts409:red:sata4",
188 .gpio = 7,
189 .active_low = 1,
193 static struct gpio_led_platform_data ts409_led_data = {
194 .leds = ts409_led_pins,
195 .num_leds = ARRAY_SIZE(ts409_led_pins),
198 static struct platform_device ts409_leds = {
199 .name = "leds-gpio",
200 .id = -1,
201 .dev = {
202 .platform_data = &ts409_led_data,
206 /****************************************************************************
207 * GPIO Attached Keys
208 * Power button is attached to the PIC microcontroller
209 ****************************************************************************/
211 #define QNAP_TS409_GPIO_KEY_RESET 14
212 #define QNAP_TS409_GPIO_KEY_MEDIA 15
214 static struct gpio_keys_button qnap_ts409_buttons[] = {
216 .code = KEY_RESTART,
217 .gpio = QNAP_TS409_GPIO_KEY_RESET,
218 .desc = "Reset Button",
219 .active_low = 1,
220 }, {
221 .code = KEY_COPY,
222 .gpio = QNAP_TS409_GPIO_KEY_MEDIA,
223 .desc = "USB Copy Button",
224 .active_low = 1,
228 static struct gpio_keys_platform_data qnap_ts409_button_data = {
229 .buttons = qnap_ts409_buttons,
230 .nbuttons = ARRAY_SIZE(qnap_ts409_buttons),
233 static struct platform_device qnap_ts409_button_device = {
234 .name = "gpio-keys",
235 .id = -1,
236 .num_resources = 0,
237 .dev = {
238 .platform_data = &qnap_ts409_button_data,
242 /*****************************************************************************
243 * General Setup
244 ****************************************************************************/
245 static unsigned int ts409_mpp_modes[] __initdata = {
246 MPP0_UNUSED,
247 MPP1_UNUSED,
248 MPP2_UNUSED,
249 MPP3_UNUSED,
250 MPP4_GPIO, /* HDD 1 status */
251 MPP5_GPIO, /* HDD 2 status */
252 MPP6_GPIO, /* HDD 3 status */
253 MPP7_GPIO, /* HDD 4 status */
254 MPP8_UNUSED,
255 MPP9_UNUSED,
256 MPP10_GPIO, /* RTC int */
257 MPP11_UNUSED,
258 MPP12_UNUSED,
259 MPP13_UNUSED,
260 MPP14_GPIO, /* SW_RST */
261 MPP15_GPIO, /* USB copy button */
262 MPP16_UART, /* UART1 RXD */
263 MPP17_UART, /* UART1 TXD */
264 MPP18_UNUSED,
265 MPP19_UNUSED,
269 static void __init qnap_ts409_init(void)
272 * Setup basic Orion functions. Need to be called early.
274 orion5x_init();
276 orion5x_mpp_conf(ts409_mpp_modes);
279 * Configure peripherals.
281 orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE,
282 QNAP_TS409_NOR_BOOT_SIZE);
283 platform_device_register(&qnap_ts409_nor_flash);
285 orion5x_ehci0_init();
286 qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE +
287 qnap_ts409_partitions[5].offset,
288 qnap_ts409_partitions[5].size);
289 orion5x_eth_init(&qnap_tsx09_eth_data);
290 orion5x_i2c_init();
291 orion5x_uart0_init();
292 orion5x_uart1_init();
294 platform_device_register(&qnap_ts409_button_device);
296 /* Get RTC IRQ and register the chip */
297 if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) {
298 if (gpio_direction_input(TS409_RTC_GPIO) == 0)
299 qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO);
300 else
301 gpio_free(TS409_RTC_GPIO);
303 if (qnap_ts409_i2c_rtc.irq == 0)
304 pr_warning("qnap_ts409_init: failed to get RTC IRQ\n");
305 i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1);
306 platform_device_register(&ts409_leds);
308 /* register tsx09 specific power-off method */
309 pm_power_off = qnap_tsx09_power_off;
312 MACHINE_START(TS409, "QNAP TS-409")
313 /* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */
314 .boot_params = 0x00000100,
315 .init_machine = qnap_ts409_init,
316 .map_io = orion5x_map_io,
317 .init_early = orion5x_init_early,
318 .init_irq = orion5x_init_irq,
319 .timer = &orion5x_timer,
320 .fixup = tag_fixup_mem32,
321 MACHINE_END