PageRenderTime 28ms CodeModel.GetById 15ms app.highlight 9ms RepoModel.GetById 1ms app.codeStats 0ms

/arch/arm/mach-kirkwood/netspace_v2-setup.c

https://github.com/AICP/kernel_google_msm
C | 293 lines | 208 code | 38 blank | 47 comment | 5 complexity | a99fde2338599289f4aa7b3d5271132a MD5 | raw file
  1/*
  2 * arch/arm/mach-kirkwood/netspace_v2-setup.c
  3 *
  4 * LaCie Network Space v2 board setup
  5 *
  6 * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
  7 * Copyright (C) 2009 Benoît Canet <benoit.canet@gmail.com>
  8 *
  9 * This program is free software; you can redistribute it and/or modify
 10 * it under the terms of the GNU General Public License as published by
 11 * the Free Software Foundation; either version 2 of the License, or
 12 * (at your option) any later version.
 13 *
 14 * This program is distributed in the hope that it will be useful,
 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 17 * GNU General Public License for more details.
 18 *
 19 * You should have received a copy of the GNU General Public License
 20 * along with this program; if not, write to the Free Software
 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 22 */
 23
 24#include <linux/kernel.h>
 25#include <linux/init.h>
 26#include <linux/platform_device.h>
 27#include <linux/ata_platform.h>
 28#include <linux/mv643xx_eth.h>
 29#include <linux/input.h>
 30#include <linux/gpio.h>
 31#include <linux/gpio_keys.h>
 32#include <linux/leds.h>
 33#include <linux/gpio-fan.h>
 34#include <asm/mach-types.h>
 35#include <asm/mach/arch.h>
 36#include <mach/kirkwood.h>
 37#include <mach/leds-ns2.h>
 38#include "common.h"
 39#include "mpp.h"
 40#include "lacie_v2-common.h"
 41
 42/*****************************************************************************
 43 * Ethernet
 44 ****************************************************************************/
 45
 46static struct mv643xx_eth_platform_data netspace_v2_ge00_data = {
 47	.phy_addr	= MV643XX_ETH_PHY_ADDR(8),
 48};
 49
 50/*****************************************************************************
 51 * SATA
 52 ****************************************************************************/
 53
 54static struct mv_sata_platform_data netspace_v2_sata_data = {
 55	.n_ports	= 2,
 56};
 57
 58/*****************************************************************************
 59 * GPIO keys
 60 ****************************************************************************/
 61
 62#define NETSPACE_V2_PUSH_BUTTON		32
 63
 64static struct gpio_keys_button netspace_v2_buttons[] = {
 65	[0] = {
 66		.code		= KEY_POWER,
 67		.gpio		= NETSPACE_V2_PUSH_BUTTON,
 68		.desc		= "Power push button",
 69		.active_low	= 0,
 70	},
 71};
 72
 73static struct gpio_keys_platform_data netspace_v2_button_data = {
 74	.buttons	= netspace_v2_buttons,
 75	.nbuttons	= ARRAY_SIZE(netspace_v2_buttons),
 76};
 77
 78static struct platform_device netspace_v2_gpio_buttons = {
 79	.name		= "gpio-keys",
 80	.id		= -1,
 81	.dev		= {
 82		.platform_data 	= &netspace_v2_button_data,
 83	},
 84};
 85
 86/*****************************************************************************
 87 * GPIO LEDs
 88 ****************************************************************************/
 89
 90#define NETSPACE_V2_GPIO_RED_LED	12
 91
 92static struct gpio_led netspace_v2_gpio_led_pins[] = {
 93	{
 94		.name	= "ns_v2:red:fail",
 95		.gpio	= NETSPACE_V2_GPIO_RED_LED,
 96	},
 97};
 98
 99static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
100	.num_leds	= ARRAY_SIZE(netspace_v2_gpio_led_pins),
101	.leds		= netspace_v2_gpio_led_pins,
102};
103
104static struct platform_device netspace_v2_gpio_leds = {
105	.name		= "leds-gpio",
106	.id		= -1,
107	.dev		= {
108		.platform_data	= &netspace_v2_gpio_leds_data,
109	},
110};
111
112/*****************************************************************************
113 * Dual-GPIO CPLD LEDs
114 ****************************************************************************/
115
116#define NETSPACE_V2_GPIO_BLUE_LED_SLOW	29
117#define NETSPACE_V2_GPIO_BLUE_LED_CMD	30
118
119static struct ns2_led netspace_v2_led_pins[] = {
120	{
121		.name	= "ns_v2:blue:sata",
122		.cmd	= NETSPACE_V2_GPIO_BLUE_LED_CMD,
123		.slow	= NETSPACE_V2_GPIO_BLUE_LED_SLOW,
124	},
125};
126
127static struct ns2_led_platform_data netspace_v2_leds_data = {
128	.num_leds	= ARRAY_SIZE(netspace_v2_led_pins),
129	.leds		= netspace_v2_led_pins,
130};
131
132static struct platform_device netspace_v2_leds = {
133	.name		= "leds-ns2",
134	.id		= -1,
135	.dev		= {
136		.platform_data	= &netspace_v2_leds_data,
137	},
138};
139
140/*****************************************************************************
141 * GPIO fan
142 ****************************************************************************/
143
144/* Designed for fan 40x40x16: ADDA AD0412LB-D50 6000rpm@12v */
145static struct gpio_fan_speed netspace_max_v2_fan_speed[] = {
146	{    0,  0 },
147	{ 1500,	15 },
148	{ 1700,	14 },
149	{ 1800,	13 },
150	{ 2100,	12 },
151	{ 3100,	11 },
152	{ 3300,	10 },
153	{ 4300,	 9 },
154	{ 5500,	 8 },
155};
156
157static unsigned netspace_max_v2_fan_ctrl[] = { 22, 7, 33, 23 };
158
159static struct gpio_fan_alarm netspace_max_v2_fan_alarm = {
160	.gpio		= 25,
161	.active_low	= 1,
162};
163
164static struct gpio_fan_platform_data netspace_max_v2_fan_data = {
165	.num_ctrl	= ARRAY_SIZE(netspace_max_v2_fan_ctrl),
166	.ctrl		= netspace_max_v2_fan_ctrl,
167	.alarm		= &netspace_max_v2_fan_alarm,
168	.num_speed	= ARRAY_SIZE(netspace_max_v2_fan_speed),
169	.speed		= netspace_max_v2_fan_speed,
170};
171
172static struct platform_device netspace_max_v2_gpio_fan = {
173	.name	= "gpio-fan",
174	.id	= -1,
175	.dev	= {
176		.platform_data	= &netspace_max_v2_fan_data,
177	},
178};
179
180/*****************************************************************************
181 * General Setup
182 ****************************************************************************/
183
184static unsigned int netspace_v2_mpp_config[] __initdata = {
185	MPP0_SPI_SCn,
186	MPP1_SPI_MOSI,
187	MPP2_SPI_SCK,
188	MPP3_SPI_MISO,
189	MPP4_NF_IO6,
190	MPP5_NF_IO7,
191	MPP6_SYSRST_OUTn,
192	MPP7_GPO,		/* Fan speed (bit 1) */
193	MPP8_TW0_SDA,
194	MPP9_TW0_SCK,
195	MPP10_UART0_TXD,
196	MPP11_UART0_RXD,
197	MPP12_GPO,		/* Red led */
198	MPP14_GPIO,		/* USB fuse */
199	MPP16_GPIO,		/* SATA 0 power */
200	MPP17_GPIO,		/* SATA 1 power */
201	MPP18_NF_IO0,
202	MPP19_NF_IO1,
203	MPP20_SATA1_ACTn,
204	MPP21_SATA0_ACTn,
205	MPP22_GPIO,		/* Fan speed (bit 0) */
206	MPP23_GPIO,		/* Fan power */
207	MPP24_GPIO,		/* USB mode select */
208	MPP25_GPIO,		/* Fan rotation fail */
209	MPP26_GPIO,		/* USB device vbus */
210	MPP28_GPIO,		/* USB enable host vbus */
211	MPP29_GPIO,		/* Blue led (slow register) */
212	MPP30_GPIO,		/* Blue led (command register) */
213	MPP31_GPIO,		/* Board power off */
214	MPP32_GPIO, 		/* Power button (0 = Released, 1 = Pushed) */
215	MPP33_GPO,		/* Fan speed (bit 2) */
216	0
217};
218
219#define NETSPACE_V2_GPIO_POWER_OFF	31
220
221static void netspace_v2_power_off(void)
222{
223	gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
224}
225
226static void __init netspace_v2_init(void)
227{
228	/*
229	 * Basic setup. Needs to be called early.
230	 */
231	kirkwood_init();
232	kirkwood_mpp_conf(netspace_v2_mpp_config);
233
234	if (machine_is_netspace_max_v2())
235		lacie_v2_hdd_power_init(2);
236	else
237		lacie_v2_hdd_power_init(1);
238
239	kirkwood_ehci_init();
240	kirkwood_ge00_init(&netspace_v2_ge00_data);
241	kirkwood_sata_init(&netspace_v2_sata_data);
242	kirkwood_uart0_init();
243	lacie_v2_register_flash();
244	lacie_v2_register_i2c_devices();
245
246	platform_device_register(&netspace_v2_leds);
247	platform_device_register(&netspace_v2_gpio_leds);
248	platform_device_register(&netspace_v2_gpio_buttons);
249	if (machine_is_netspace_max_v2())
250		platform_device_register(&netspace_max_v2_gpio_fan);
251
252	if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
253	    gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
254		pm_power_off = netspace_v2_power_off;
255	else
256		pr_err("netspace_v2: failed to configure power-off GPIO\n");
257}
258
259#ifdef CONFIG_MACH_NETSPACE_V2
260MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
261	.atag_offset	= 0x100,
262	.init_machine	= netspace_v2_init,
263	.map_io		= kirkwood_map_io,
264	.init_early	= kirkwood_init_early,
265	.init_irq	= kirkwood_init_irq,
266	.timer		= &kirkwood_timer,
267	.restart	= kirkwood_restart,
268MACHINE_END
269#endif
270
271#ifdef CONFIG_MACH_INETSPACE_V2
272MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
273	.atag_offset	= 0x100,
274	.init_machine	= netspace_v2_init,
275	.map_io		= kirkwood_map_io,
276	.init_early	= kirkwood_init_early,
277	.init_irq	= kirkwood_init_irq,
278	.timer		= &kirkwood_timer,
279	.restart	= kirkwood_restart,
280MACHINE_END
281#endif
282
283#ifdef CONFIG_MACH_NETSPACE_MAX_V2
284MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
285	.atag_offset	= 0x100,
286	.init_machine	= netspace_v2_init,
287	.map_io		= kirkwood_map_io,
288	.init_early	= kirkwood_init_early,
289	.init_irq	= kirkwood_init_irq,
290	.timer		= &kirkwood_timer,
291	.restart	= kirkwood_restart,
292MACHINE_END
293#endif