[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mach-orion5x / ts409-setup.c

/*
 * QNAP TS-409 Board Setup
 *
 * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
 *
 * Copyright (C) 2008  Sylver Bruneau <sylver.bruneau@gmail.com>
 * Copyright (C) 2008  Martin Michlmayr <tbm@cyrius.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <linux/leds.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/serial_reg.h>
#include <asm/mach-types.h>
#include <asm/gpio.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
#include "common.h"
#include "mpp.h"
#include "tsx09-common.h"

/*****************************************************************************
 * QNAP TS-409 Info
 ****************************************************************************/

/*
 * QNAP TS-409 hardware :
 * - Marvell 88F5281-D0
 * - Marvell 88SX7042 SATA controller (PCIe)
 * - Marvell 88E1118 Gigabit Ethernet PHY
 * - RTC S35390A (@0x30) on I2C bus
 * - 8MB NOR flash
 * - 256MB of DDR-2 RAM
 */

/*
 * 8MB NOR flash Device bus boot chip select
 */

#define QNAP_TS409_NOR_BOOT_BASE 0xff800000
#define QNAP_TS409_NOR_BOOT_SIZE SZ_8M

/****************************************************************************
 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
 *     partitions on the device because we want to keep compatibility with
 *     existing QNAP firmware.
 *
 * Layout as used by QNAP:
 *  [2] 0x00000000-0x00200000 : "Kernel"
 *  [3] 0x00200000-0x00600000 : "RootFS1"
 *  [4] 0x00600000-0x00700000 : "RootFS2"
 *  [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
 *  [5] 0x00760000-0x00780000 : "U-Boot Config"
 *  [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
 ***************************************************************************/
static struct mtd_partition qnap_ts409_partitions[] = {
	{
		.name		= "U-Boot",
		.size		= 0x00080000,
		.offset		= 0x00780000,
		.mask_flags	= MTD_WRITEABLE,
	}, {
		.name		= "Kernel",
		.size		= 0x00200000,
		.offset		= 0,
	}, {
		.name		= "RootFS1",
		.size		= 0x00400000,
		.offset		= 0x00200000,
	}, {
		.name		= "RootFS2",
		.size		= 0x00100000,
		.offset		= 0x00600000,
	}, {
		.name		= "U-Boot Config",
		.size		= 0x00020000,
		.offset		= 0x00760000,
	}, {
		.name		= "NAS Config",
		.size		= 0x00060000,
		.offset		= 0x00700000,
		.mask_flags	= MTD_WRITEABLE,
	},
};

static struct physmap_flash_data qnap_ts409_nor_flash_data = {
	.width		= 1,
	.parts		= qnap_ts409_partitions,
	.nr_parts	= ARRAY_SIZE(qnap_ts409_partitions)
};

static struct resource qnap_ts409_nor_flash_resource = {
	.flags	= IORESOURCE_MEM,
	.start	= QNAP_TS409_NOR_BOOT_BASE,
	.end	= QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1,
};

static struct platform_device qnap_ts409_nor_flash = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= { .platform_data = &qnap_ts409_nor_flash_data, },
	.num_resources	= 1,
	.resource	= &qnap_ts409_nor_flash_resource,
};

/*****************************************************************************
 * PCI
 ****************************************************************************/

static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot,
	u8 pin)
{
	int irq;

	/*
	 * Check for devices with hard-wired IRQs.
	 */
	irq = orion5x_pci_map_irq(dev, slot, pin);
	if (irq != -1)
		return irq;

	/*
	 * PCI isn't used on the TS-409
	 */
	return -1;
}

static struct hw_pci qnap_ts409_pci __initdata = {
	.nr_controllers	= 2,
	.swizzle	= pci_std_swizzle,
	.setup		= orion5x_pci_sys_setup,
	.scan		= orion5x_pci_sys_scan_bus,
	.map_irq	= qnap_ts409_pci_map_irq,
};

static int __init qnap_ts409_pci_init(void)
{
	if (machine_is_ts409())
		pci_common_init(&qnap_ts409_pci);

	return 0;
}

subsys_initcall(qnap_ts409_pci_init);

/*****************************************************************************
 * RTC S35390A on I2C bus
 ****************************************************************************/

#define TS409_RTC_GPIO	10

static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = {
	I2C_BOARD_INFO("s35390a", 0x30),
};

/*****************************************************************************
 * LEDs attached to GPIO
 ****************************************************************************/

static struct gpio_led ts409_led_pins[] = {
	{
		.name		= "ts409:red:sata1",
		.gpio		= 4,
		.active_low	= 1,
	}, {
		.name		= "ts409:red:sata2",
		.gpio		= 5,
		.active_low	= 1,
	}, {
		.name		= "ts409:red:sata3",
		.gpio		= 6,
		.active_low	= 1,
	}, {
		.name		= "ts409:red:sata4",
		.gpio		= 7,
		.active_low	= 1,
	},
};

static struct gpio_led_platform_data ts409_led_data = {
	.leds		= ts409_led_pins,
	.num_leds	= ARRAY_SIZE(ts409_led_pins),
};

static struct platform_device ts409_leds = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &ts409_led_data,
	},
};

/****************************************************************************
 * GPIO Attached Keys
 *     Power button is attached to the PIC microcontroller
 ****************************************************************************/

#define QNAP_TS409_GPIO_KEY_RESET	14
#define QNAP_TS409_GPIO_KEY_MEDIA	15

static struct gpio_keys_button qnap_ts409_buttons[] = {
	{
		.code		= KEY_RESTART,
		.gpio		= QNAP_TS409_GPIO_KEY_RESET,
		.desc		= "Reset Button",
		.active_low	= 1,
	}, {
		.code		= KEY_COPY,
		.gpio		= QNAP_TS409_GPIO_KEY_MEDIA,
		.desc		= "USB Copy Button",
		.active_low	= 1,
	},
};

static struct gpio_keys_platform_data qnap_ts409_button_data = {
	.buttons	= qnap_ts409_buttons,
	.nbuttons	= ARRAY_SIZE(qnap_ts409_buttons),
};

static struct platform_device qnap_ts409_button_device = {
	.name		= "gpio-keys",
	.id		= -1,
	.num_resources	= 0,
	.dev		= {
		.platform_data	= &qnap_ts409_button_data,
	},
};

/*****************************************************************************
 * General Setup
 ****************************************************************************/
static unsigned int ts409_mpp_modes[] __initdata = {
	MPP0_UNUSED,
	MPP1_UNUSED,
	MPP2_UNUSED,
	MPP3_UNUSED,
	MPP4_GPIO,		/* HDD 1 status */
	MPP5_GPIO,		/* HDD 2 status */
	MPP6_GPIO,		/* HDD 3 status */
	MPP7_GPIO,		/* HDD 4 status */
	MPP8_UNUSED,
	MPP9_UNUSED,
	MPP10_GPIO,		/* RTC int */
	MPP11_UNUSED,
	MPP12_UNUSED,
	MPP13_UNUSED,
	MPP14_GPIO,		/* SW_RST */
	MPP15_GPIO,		/* USB copy button */
	MPP16_UART,		/* UART1 RXD */
	MPP17_UART,		/* UART1 TXD */
	MPP18_UNUSED,
	MPP19_UNUSED,
	0,
};

static void __init qnap_ts409_init(void)
{
	/*
	 * Setup basic Orion functions. Need to be called early.
	 */
	orion5x_init();

	orion5x_mpp_conf(ts409_mpp_modes);

	/*
	 * Configure peripherals.
	 */
	orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE,
				   QNAP_TS409_NOR_BOOT_SIZE);
	platform_device_register(&qnap_ts409_nor_flash);

	orion5x_ehci0_init();
	qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE +
				 qnap_ts409_partitions[5].offset,
				 qnap_ts409_partitions[5].size);
	orion5x_eth_init(&qnap_tsx09_eth_data);
	orion5x_i2c_init();
	orion5x_uart0_init();
	orion5x_uart1_init();

	platform_device_register(&qnap_ts409_button_device);

	/* Get RTC IRQ and register the chip */
	if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) {
		if (gpio_direction_input(TS409_RTC_GPIO) == 0)
			qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO);
		else
			gpio_free(TS409_RTC_GPIO);
	}
	if (qnap_ts409_i2c_rtc.irq == 0)
		pr_warning("qnap_ts409_init: failed to get RTC IRQ\n");
	i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1);
	platform_device_register(&ts409_leds);

	/* register tsx09 specific power-off method */
	pm_power_off = qnap_tsx09_power_off;
}

MACHINE_START(TS409, "QNAP TS-409")
	/* Maintainer:  Sylver Bruneau <sylver.bruneau@gmail.com> */
	.boot_params	= 0x00000100,
	.init_machine	= qnap_ts409_init,
	.map_io		= orion5x_map_io,
	.init_early	= orion5x_init_early,
	.init_irq	= orion5x_init_irq,
	.timer		= &orion5x_timer,
	.fixup		= tag_fixup_mem32,
MACHINE_END
Commit	Line	Data
47e9cffd SB	1	/*
	2	* QNAP TS-409 Board Setup
	3	*
	4	* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
	5	*
4a4e30af MM	6	* Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com>
	7	* Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
	8	*
47e9cffd SB	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.
	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>
4a4e30af	22	#include <linux/leds.h>
47e9cffd SB	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/gpio.h>
	29	#include <asm/mach/arch.h>
	30	#include <asm/mach/pci.h>
a09e64fb	31	#include <mach/orion5x.h>
47e9cffd SB	32	#include "common.h"
47e9cffd SB	33	#include "mpp.h"
530c854a	34	#include "tsx09-common.h"
47e9cffd SB	35
	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
25985edc	59	* partitions on the device because we want to keep compatibility with
47e9cffd SB	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	***************************************************************************/
	70	static 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
	100	static 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
	106	static 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
	112	static 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
d5341942 RB	124	static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot,
d5341942 RB	125	u8 pin)
47e9cffd SB	126	{
	127	int irq;
	128
	129	/*
	130	* Check for devices with hard-wired IRQs.
	131	*/
	132	irq = orion5x_pci_map_irq(dev, slot, pin);
	133	if (irq != -1)
	134	return irq;
	135
	136	/*
	137	* PCI isn't used on the TS-409
	138	*/
	139	return -1;
	140	}
	141
	142	static struct hw_pci qnap_ts409_pci __initdata = {
	143	.nr_controllers = 2,
	144	.swizzle = pci_std_swizzle,
	145	.setup = orion5x_pci_sys_setup,
	146	.scan = orion5x_pci_sys_scan_bus,
	147	.map_irq = qnap_ts409_pci_map_irq,
	148	};
	149
	150	static int __init qnap_ts409_pci_init(void)
	151	{
	152	if (machine_is_ts409())
	153	pci_common_init(&qnap_ts409_pci);
	154
	155	return 0;
	156	}
	157
	158	subsys_initcall(qnap_ts409_pci_init);
	159
47e9cffd SB	160	/*****************************************************************************
	161	* RTC S35390A on I2C bus
	162	****************************************************************************/
	163
	164	#define TS409_RTC_GPIO 10
	165
	166	static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = {
	167	I2C_BOARD_INFO("s35390a", 0x30),
	168	};
	169
4a4e30af MM	170	/*****************************************************************************
	171	* LEDs attached to GPIO
	172	****************************************************************************/
	173
	174	static struct gpio_led ts409_led_pins[] = {
	175	{
	176	.name = "ts409:red:sata1",
	177	.gpio = 4,
	178	.active_low = 1,
	179	}, {
	180	.name = "ts409:red:sata2",
	181	.gpio = 5,
	182	.active_low = 1,
	183	}, {
	184	.name = "ts409:red:sata3",
	185	.gpio = 6,
	186	.active_low = 1,
	187	}, {
	188	.name = "ts409:red:sata4",
	189	.gpio = 7,
	190	.active_low = 1,
	191	},
	192	};
	193
	194	static struct gpio_led_platform_data ts409_led_data = {
	195	.leds = ts409_led_pins,
	196	.num_leds = ARRAY_SIZE(ts409_led_pins),
	197	};
	198
	199	static struct platform_device ts409_leds = {
	200	.name = "leds-gpio",
	201	.id = -1,
	202	.dev = {
	203	.platform_data = &ts409_led_data,
	204	},
	205	};
	206
47e9cffd SB	207	/****************************************************************************
	208	* GPIO Attached Keys
	209	* Power button is attached to the PIC microcontroller
	210	****************************************************************************/
	211
5cebbd09	212	#define QNAP_TS409_GPIO_KEY_RESET 14
47e9cffd SB	213	#define QNAP_TS409_GPIO_KEY_MEDIA 15
	214
	215	static struct gpio_keys_button qnap_ts409_buttons[] = {
	216	{
5cebbd09 MM	217	.code = KEY_RESTART,
	218	.gpio = QNAP_TS409_GPIO_KEY_RESET,
	219	.desc = "Reset Button",
	220	.active_low = 1,
	221	}, {
28ca8c80	222	.code = KEY_COPY,
47e9cffd SB	223	.gpio = QNAP_TS409_GPIO_KEY_MEDIA,
	224	.desc = "USB Copy Button",
	225	.active_low = 1,
	226	},
	227	};
	228
	229	static struct gpio_keys_platform_data qnap_ts409_button_data = {
	230	.buttons = qnap_ts409_buttons,
	231	.nbuttons = ARRAY_SIZE(qnap_ts409_buttons),
	232	};
	233
	234	static struct platform_device qnap_ts409_button_device = {
	235	.name = "gpio-keys",
	236	.id = -1,
	237	.num_resources = 0,
	238	.dev = {
	239	.platform_data = &qnap_ts409_button_data,
	240	},
	241	};
	242
	243	/*****************************************************************************
	244	* General Setup
	245	****************************************************************************/
554cdaef AL	246	static unsigned int ts409_mpp_modes[] __initdata = {
	247	MPP0_UNUSED,
	248	MPP1_UNUSED,
	249	MPP2_UNUSED,
	250	MPP3_UNUSED,
	251	MPP4_GPIO, /* HDD 1 status */
	252	MPP5_GPIO, /* HDD 2 status */
	253	MPP6_GPIO, /* HDD 3 status */
	254	MPP7_GPIO, /* HDD 4 status */
	255	MPP8_UNUSED,
	256	MPP9_UNUSED,
	257	MPP10_GPIO, /* RTC int */
	258	MPP11_UNUSED,
	259	MPP12_UNUSED,
	260	MPP13_UNUSED,
	261	MPP14_GPIO, /* SW_RST */
	262	MPP15_GPIO, /* USB copy button */
	263	MPP16_UART, /* UART1 RXD */
	264	MPP17_UART, /* UART1 TXD */
	265	MPP18_UNUSED,
	266	MPP19_UNUSED,
	267	0,
47e9cffd SB	268	};
47e9cffd SB	269
47e9cffd SB	270	static void __init qnap_ts409_init(void)
	271	{
	272	/*
	273	* Setup basic Orion functions. Need to be called early.
	274	*/
	275	orion5x_init();
	276
	277	orion5x_mpp_conf(ts409_mpp_modes);
	278
	279	/*
	280	* Configure peripherals.
	281	*/
35228e84 MM	282	orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE,
	283	QNAP_TS409_NOR_BOOT_SIZE);
	284	platform_device_register(&qnap_ts409_nor_flash);
	285
47e9cffd	286	orion5x_ehci0_init();
530c854a SB	287	qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE +
	288	qnap_ts409_partitions[5].offset,
	289	qnap_ts409_partitions[5].size);
	290	orion5x_eth_init(&qnap_tsx09_eth_data);
47e9cffd SB	291	orion5x_i2c_init();
47e9cffd SB	292	orion5x_uart0_init();
e45772b2	293	orion5x_uart1_init();
47e9cffd	294
47e9cffd SB	295	platform_device_register(&qnap_ts409_button_device);
	296
	297	/* Get RTC IRQ and register the chip */
	298	if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) {
	299	if (gpio_direction_input(TS409_RTC_GPIO) == 0)
	300	qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO);
	301	else
	302	gpio_free(TS409_RTC_GPIO);
	303	}
	304	if (qnap_ts409_i2c_rtc.irq == 0)
	305	pr_warning("qnap_ts409_init: failed to get RTC IRQ\n");
	306	i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1);
4a4e30af	307	platform_device_register(&ts409_leds);
47e9cffd	308
530c854a SB	309	/* register tsx09 specific power-off method */
530c854a SB	310	pm_power_off = qnap_tsx09_power_off;
47e9cffd SB	311	}
	312
	313	MACHINE_START(TS409, "QNAP TS-409")
	314	/* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */
47e9cffd SB	315	.boot_params = 0x00000100,
	316	.init_machine = qnap_ts409_init,
	317	.map_io = orion5x_map_io,
4ee1f6b5	318	.init_early = orion5x_init_early,
47e9cffd SB	319	.init_irq = orion5x_init_irq,
	320	.timer = &orion5x_timer,
	321	.fixup = tag_fixup_mem32,
	322	MACHINE_END