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Sylver Bruneau47e9cff2008-04-26 02:35:29 +02001/*
2 * QNAP TS-409 Board Setup
3 *
4 * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
5 *
Martin Michlmayr4a4e30a2008-07-21 19:58:48 +03006 * Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com>
7 * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
8 *
Sylver Bruneau47e9cff2008-04-26 02:35:29 +02009 * 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.
13 */
14
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>
Martin Michlmayr4a4e30a2008-07-21 19:58:48 +030022#include <linux/leds.h>
Sylver Bruneau47e9cff2008-04-26 02:35:29 +020023#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/gpio.h>
29#include <asm/mach/arch.h>
30#include <asm/mach/pci.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010031#include <mach/orion5x.h>
Sylver Bruneau47e9cff2008-04-26 02:35:29 +020032#include "common.h"
33#include "mpp.h"
Sylver Bruneau530c8542008-05-31 18:21:49 +020034#include "tsx09-common.h"
Sylver Bruneau47e9cff2008-04-26 02:35:29 +020035
36/*****************************************************************************
37 * QNAP TS-409 Info
38 ****************************************************************************/
39
40/*
41 * QNAP TS-409 hardware :
42 * - Marvell 88F5281-D0
43 * - Marvell 88SX7042 SATA controller (PCIe)
44 * - Marvell 88E1118 Gigabit Ethernet PHY
45 * - RTC S35390A (@0x30) on I2C bus
46 * - 8MB NOR flash
47 * - 256MB of DDR-2 RAM
48 */
49
50/*
51 * 8MB NOR flash Device bus boot chip select
52 */
53
54#define QNAP_TS409_NOR_BOOT_BASE 0xff800000
55#define QNAP_TS409_NOR_BOOT_SIZE SZ_8M
56
57/****************************************************************************
58 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
59 * partitions on the device because we want to keep compatability with
60 * existing QNAP firmware.
61 *
62 * Layout as used by QNAP:
63 * [2] 0x00000000-0x00200000 : "Kernel"
64 * [3] 0x00200000-0x00600000 : "RootFS1"
65 * [4] 0x00600000-0x00700000 : "RootFS2"
66 * [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
67 * [5] 0x00760000-0x00780000 : "U-Boot Config"
68 * [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
69 ***************************************************************************/
70static struct mtd_partition qnap_ts409_partitions[] = {
71 {
72 .name = "U-Boot",
73 .size = 0x00080000,
74 .offset = 0x00780000,
75 .mask_flags = MTD_WRITEABLE,
76 }, {
77 .name = "Kernel",
78 .size = 0x00200000,
79 .offset = 0,
80 }, {
81 .name = "RootFS1",
82 .size = 0x00400000,
83 .offset = 0x00200000,
84 }, {
85 .name = "RootFS2",
86 .size = 0x00100000,
87 .offset = 0x00600000,
88 }, {
89 .name = "U-Boot Config",
90 .size = 0x00020000,
91 .offset = 0x00760000,
92 }, {
93 .name = "NAS Config",
94 .size = 0x00060000,
95 .offset = 0x00700000,
96 .mask_flags = MTD_WRITEABLE,
97 },
98};
99
100static struct physmap_flash_data qnap_ts409_nor_flash_data = {
101 .width = 1,
102 .parts = qnap_ts409_partitions,
103 .nr_parts = ARRAY_SIZE(qnap_ts409_partitions)
104};
105
106static struct resource qnap_ts409_nor_flash_resource = {
107 .flags = IORESOURCE_MEM,
108 .start = QNAP_TS409_NOR_BOOT_BASE,
109 .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1,
110};
111
112static struct platform_device qnap_ts409_nor_flash = {
113 .name = "physmap-flash",
114 .id = 0,
115 .dev = { .platform_data = &qnap_ts409_nor_flash_data, },
116 .num_resources = 1,
117 .resource = &qnap_ts409_nor_flash_resource,
118};
119
120/*****************************************************************************
121 * PCI
122 ****************************************************************************/
123
124static int __init qnap_ts409_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
125{
126 int irq;
127
128 /*
129 * Check for devices with hard-wired IRQs.
130 */
131 irq = orion5x_pci_map_irq(dev, slot, pin);
132 if (irq != -1)
133 return irq;
134
135 /*
136 * PCI isn't used on the TS-409
137 */
138 return -1;
139}
140
141static 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,
147};
148
149static int __init qnap_ts409_pci_init(void)
150{
151 if (machine_is_ts409())
152 pci_common_init(&qnap_ts409_pci);
153
154 return 0;
155}
156
157subsys_initcall(qnap_ts409_pci_init);
158
159/*****************************************************************************
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200160 * RTC S35390A on I2C bus
161 ****************************************************************************/
162
163#define TS409_RTC_GPIO 10
164
165static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = {
166 I2C_BOARD_INFO("s35390a", 0x30),
167};
168
Martin Michlmayr4a4e30a2008-07-21 19:58:48 +0300169/*****************************************************************************
170 * LEDs attached to GPIO
171 ****************************************************************************/
172
173static struct gpio_led ts409_led_pins[] = {
174 {
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,
190 },
191};
192
193static struct gpio_led_platform_data ts409_led_data = {
194 .leds = ts409_led_pins,
195 .num_leds = ARRAY_SIZE(ts409_led_pins),
196};
197
198static struct platform_device ts409_leds = {
199 .name = "leds-gpio",
200 .id = -1,
201 .dev = {
202 .platform_data = &ts409_led_data,
203 },
204};
205
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200206/****************************************************************************
207 * GPIO Attached Keys
208 * Power button is attached to the PIC microcontroller
209 ****************************************************************************/
210
Martin Michlmayr5cebbd02008-07-31 07:38:08 +0300211#define QNAP_TS409_GPIO_KEY_RESET 14
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200212#define QNAP_TS409_GPIO_KEY_MEDIA 15
213
214static struct gpio_keys_button qnap_ts409_buttons[] = {
215 {
Martin Michlmayr5cebbd02008-07-31 07:38:08 +0300216 .code = KEY_RESTART,
217 .gpio = QNAP_TS409_GPIO_KEY_RESET,
218 .desc = "Reset Button",
219 .active_low = 1,
220 }, {
Martin Michlmayr28ca8c82008-07-22 01:49:22 +0300221 .code = KEY_COPY,
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200222 .gpio = QNAP_TS409_GPIO_KEY_MEDIA,
223 .desc = "USB Copy Button",
224 .active_low = 1,
225 },
226};
227
228static struct gpio_keys_platform_data qnap_ts409_button_data = {
229 .buttons = qnap_ts409_buttons,
230 .nbuttons = ARRAY_SIZE(qnap_ts409_buttons),
231};
232
233static 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,
239 },
240};
241
242/*****************************************************************************
243 * General Setup
244 ****************************************************************************/
245static struct orion5x_mpp_mode ts409_mpp_modes[] __initdata = {
246 { 0, MPP_UNUSED },
247 { 1, MPP_UNUSED },
248 { 2, MPP_UNUSED },
249 { 3, MPP_UNUSED },
250 { 4, MPP_GPIO }, /* HDD 1 status */
251 { 5, MPP_GPIO }, /* HDD 2 status */
252 { 6, MPP_GPIO }, /* HDD 3 status */
253 { 7, MPP_GPIO }, /* HDD 4 status */
254 { 8, MPP_UNUSED },
255 { 9, MPP_UNUSED },
256 { 10, MPP_GPIO }, /* RTC int */
257 { 11, MPP_UNUSED },
258 { 12, MPP_UNUSED },
259 { 13, MPP_UNUSED },
260 { 14, MPP_GPIO }, /* SW_RST */
261 { 15, MPP_GPIO }, /* USB copy button */
262 { 16, MPP_UART }, /* UART1 RXD */
263 { 17, MPP_UART }, /* UART1 TXD */
264 { 18, MPP_UNUSED },
265 { 19, MPP_UNUSED },
266 { -1 },
267};
268
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200269static void __init qnap_ts409_init(void)
270{
271 /*
272 * Setup basic Orion functions. Need to be called early.
273 */
274 orion5x_init();
275
276 orion5x_mpp_conf(ts409_mpp_modes);
277
278 /*
279 * Configure peripherals.
280 */
Martin Michlmayr35228e82008-08-09 18:13:33 +0300281 orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE,
282 QNAP_TS409_NOR_BOOT_SIZE);
283 platform_device_register(&qnap_ts409_nor_flash);
284
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200285 orion5x_ehci0_init();
Sylver Bruneau530c8542008-05-31 18:21:49 +0200286 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);
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200290 orion5x_i2c_init();
291 orion5x_uart0_init();
Martin Michlmayre45772b2008-08-13 10:46:11 +0300292 orion5x_uart1_init();
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200293
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200294 platform_device_register(&qnap_ts409_button_device);
295
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);
302 }
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);
Martin Michlmayr4a4e30a2008-07-21 19:58:48 +0300306 platform_device_register(&ts409_leds);
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200307
Sylver Bruneau530c8542008-05-31 18:21:49 +0200308 /* register tsx09 specific power-off method */
309 pm_power_off = qnap_tsx09_power_off;
Sylver Bruneau47e9cff2008-04-26 02:35:29 +0200310}
311
312MACHINE_START(TS409, "QNAP TS-409")
313 /* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */
314 .phys_io = ORION5X_REGS_PHYS_BASE,
315 .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
316 .boot_params = 0x00000100,
317 .init_machine = qnap_ts409_init,
318 .map_io = orion5x_map_io,
319 .init_irq = orion5x_init_irq,
320 .timer = &orion5x_timer,
321 .fixup = tag_fixup_mem32,
322MACHINE_END