diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-14 17:48:14 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-14 17:48:14 -0700 |
commit | 2ca7d674d7ab2220707b2ada0b690c0e7c95e7ac (patch) | |
tree | 9c0927ed1d540e5fd704c1f82689870786514655 /arch/arm/mach-orion5x/d2net-setup.c | |
parent | 2195d2818c37bdf263865f1e9effccdd9fc5f9d4 (diff) | |
parent | 87d721ad7a37b7650dd710c88dd5c6a5bf9fe996 (diff) |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (257 commits)
[ARM] Update mach-types
ARM: 5636/1: Move vendor enum to AMBA include
ARM: Fix pfn_valid() for sparse memory
[ARM] orion5x: Add LaCie NAS 2Big Network support
[ARM] pxa/sharpsl_pm: zaurus c3000 aka spitz: fix resume
ARM: 5686/1: at91: Correct AC97 reset line in at91sam9263ek board
ARM: 5640/1: This patch modifies the support of AC97 on the at91sam9263 ek board
ARM: 5689/1: Update default config of HP Jornada 700-series machines
ARM: 5691/1: fix cache aliasing issues between kmap() and kmap_atomic() with highmem
ARM: 5688/1: ks8695_serial: disable_irq() lockup
ARM: 5687/1: fix an oops with highmem
ARM: 5684/1: Add nuc960 platform to w90x900
ARM: 5683/1: Add nuc950 platform to w90x900
ARM: 5682/1: Add cpu.c and dev.c and modify some files of w90p910 platform
ARM: 5626/1: add suspend/resume functions to amba-pl011 serial driver
ARM: 5625/1: fix hard coded 4K resource size in amba bus detection
MMC: MMCI: convert realview MMC to use gpiolib
ARM: 5685/1: Make MMCI driver compile without gpiolib
ARM: implement highpte
ARM: Show FIQ in /proc/interrupts on CONFIG_FIQ
...
Fix up trivial conflict in arch/arm/kernel/signal.c.
It was due to the TIF_NOTIFY_RESUME addition in commit d0420c83f ("KEYS:
Extend TIF_NOTIFY_RESUME to (almost) all architectures") and follow-ups.
Diffstat (limited to 'arch/arm/mach-orion5x/d2net-setup.c')
-rw-r--r-- | arch/arm/mach-orion5x/d2net-setup.c | 365 |
1 files changed, 365 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/d2net-setup.c b/arch/arm/mach-orion5x/d2net-setup.c new file mode 100644 index 00000000000..9d4bf763f25 --- /dev/null +++ b/arch/arm/mach-orion5x/d2net-setup.c @@ -0,0 +1,365 @@ +/* + * arch/arm/mach-orion5x/d2net-setup.c + * + * LaCie d2Network and Big Disk Network NAS setup + * + * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#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/ata_platform.h> +#include <linux/gpio.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" + +/***************************************************************************** + * LaCie d2 Network Info + ****************************************************************************/ + +/* + * 512KB NOR flash Device bus boot chip select + */ + +#define D2NET_NOR_BOOT_BASE 0xfff80000 +#define D2NET_NOR_BOOT_SIZE SZ_512K + +/***************************************************************************** + * 512KB NOR Flash on Boot Device + ****************************************************************************/ + +/* + * TODO: Check write support on flash MX29LV400CBTC-70G + */ + +static struct mtd_partition d2net_partitions[] = { + { + .name = "Full512kb", + .size = MTDPART_SIZ_FULL, + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, +}; + +static struct physmap_flash_data d2net_nor_flash_data = { + .width = 1, + .parts = d2net_partitions, + .nr_parts = ARRAY_SIZE(d2net_partitions), +}; + +static struct resource d2net_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = D2NET_NOR_BOOT_BASE, + .end = D2NET_NOR_BOOT_BASE + + D2NET_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device d2net_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &d2net_nor_flash_data, + }, + .num_resources = 1, + .resource = &d2net_nor_flash_resource, +}; + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data d2net_eth_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(8), +}; + +/***************************************************************************** + * I2C devices + ****************************************************************************/ + +/* + * i2c addr | chip | description + * 0x32 | Ricoh 5C372b | RTC + * 0x3e | GMT G762 | PWM fan controller + * 0x50 | HT24LC08 | eeprom (1kB) + * + * TODO: Add G762 support to the g760a driver. + */ +static struct i2c_board_info __initdata d2net_i2c_devices[] = { + { + I2C_BOARD_INFO("rs5c372b", 0x32), + }, { + I2C_BOARD_INFO("24c08", 0x50), + }, +}; + +/***************************************************************************** + * SATA + ****************************************************************************/ + +static struct mv_sata_platform_data d2net_sata_data = { + .n_ports = 2, +}; + +#define D2NET_GPIO_SATA0_POWER 3 +#define D2NET_GPIO_SATA1_POWER 12 + +static void __init d2net_sata_power_init(void) +{ + int err; + + err = gpio_request(D2NET_GPIO_SATA0_POWER, "SATA0 power"); + if (err == 0) { + err = gpio_direction_output(D2NET_GPIO_SATA0_POWER, 1); + if (err) + gpio_free(D2NET_GPIO_SATA0_POWER); + } + if (err) + pr_err("d2net: failed to configure SATA0 power GPIO\n"); + + err = gpio_request(D2NET_GPIO_SATA1_POWER, "SATA1 power"); + if (err == 0) { + err = gpio_direction_output(D2NET_GPIO_SATA1_POWER, 1); + if (err) + gpio_free(D2NET_GPIO_SATA1_POWER); + } + if (err) + pr_err("d2net: failed to configure SATA1 power GPIO\n"); +} + +/***************************************************************************** + * GPIO LED's + ****************************************************************************/ + +/* + * The blue front LED is wired to the CPLD and can blink in relation with the + * SATA activity. This feature is disabled to make this LED compatible with + * the leds-gpio driver: MPP14 and MPP15 are configured to act like output + * GPIO's and have to stay in an active state. This is needed to set the blue + * LED in a "fix on" state regardless of the SATA activity. + * + * The following array detail the different LED registers and the combination + * of their possible values: + * + * led_off | blink_ctrl | SATA active | LED state + * | | | + * 1 | x | x | off + * 0 | 0 | 0 | off + * 0 | 1 | 0 | blink (rate 300ms) + * 0 | x | 1 | on + * + * Notes: The blue and the red front LED's can't be on at the same time. + * Red LED have priority. + */ + +#define D2NET_GPIO_RED_LED 6 +#define D2NET_GPIO_BLUE_LED_BLINK_CTRL 16 +#define D2NET_GPIO_BLUE_LED_OFF 23 +#define D2NET_GPIO_SATA0_ACT 14 +#define D2NET_GPIO_SATA1_ACT 15 + +static struct gpio_led d2net_leds[] = { + { + .name = "d2net:blue:power", + .gpio = D2NET_GPIO_BLUE_LED_OFF, + .active_low = 1, + }, + { + .name = "d2net:red:fail", + .gpio = D2NET_GPIO_RED_LED, + }, +}; + +static struct gpio_led_platform_data d2net_led_data = { + .num_leds = ARRAY_SIZE(d2net_leds), + .leds = d2net_leds, +}; + +static struct platform_device d2net_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &d2net_led_data, + }, +}; + +static void __init d2net_gpio_leds_init(void) +{ + /* Configure GPIO over MPP max number. */ + orion_gpio_set_valid(D2NET_GPIO_BLUE_LED_OFF, 1); + + if (gpio_request(D2NET_GPIO_SATA0_ACT, "LED SATA0 activity") != 0) + return; + if (gpio_direction_output(D2NET_GPIO_SATA0_ACT, 1) != 0) + goto err_free_1; + if (gpio_request(D2NET_GPIO_SATA1_ACT, "LED SATA1 activity") != 0) + goto err_free_1; + if (gpio_direction_output(D2NET_GPIO_SATA1_ACT, 1) != 0) + goto err_free_2; + platform_device_register(&d2net_gpio_leds); + return; + +err_free_2: + gpio_free(D2NET_GPIO_SATA1_ACT); +err_free_1: + gpio_free(D2NET_GPIO_SATA0_ACT); + return; +} + +/**************************************************************************** + * GPIO keys + ****************************************************************************/ + +#define D2NET_GPIO_PUSH_BUTTON 18 +#define D2NET_GPIO_POWER_SWITCH_ON 8 +#define D2NET_GPIO_POWER_SWITCH_OFF 9 + +#define D2NET_SWITCH_POWER_ON 0x1 +#define D2NET_SWITCH_POWER_OFF 0x2 + +static struct gpio_keys_button d2net_buttons[] = { + { + .type = EV_SW, + .code = D2NET_SWITCH_POWER_OFF, + .gpio = D2NET_GPIO_POWER_SWITCH_OFF, + .desc = "Power rocker switch (auto|off)", + .active_low = 0, + }, + { + .type = EV_SW, + .code = D2NET_SWITCH_POWER_ON, + .gpio = D2NET_GPIO_POWER_SWITCH_ON, + .desc = "Power rocker switch (on|auto)", + .active_low = 0, + }, + { + .type = EV_KEY, + .code = KEY_POWER, + .gpio = D2NET_GPIO_PUSH_BUTTON, + .desc = "Front Push Button", + .active_low = 0, + }, +}; + +static struct gpio_keys_platform_data d2net_button_data = { + .buttons = d2net_buttons, + .nbuttons = ARRAY_SIZE(d2net_buttons), +}; + +static struct platform_device d2net_gpio_buttons = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &d2net_button_data, + }, +}; + +/***************************************************************************** + * General Setup + ****************************************************************************/ + +static struct orion5x_mpp_mode d2net_mpp_modes[] __initdata = { + { 0, MPP_GPIO }, /* Board ID (bit 0) */ + { 1, MPP_GPIO }, /* Board ID (bit 1) */ + { 2, MPP_GPIO }, /* Board ID (bit 2) */ + { 3, MPP_GPIO }, /* SATA 0 power */ + { 4, MPP_UNUSED }, + { 5, MPP_GPIO }, /* Fan fail detection */ + { 6, MPP_GPIO }, /* Red front LED */ + { 7, MPP_UNUSED }, + { 8, MPP_GPIO }, /* Rear power switch (on|auto) */ + { 9, MPP_GPIO }, /* Rear power switch (auto|off) */ + { 10, MPP_UNUSED }, + { 11, MPP_UNUSED }, + { 12, MPP_GPIO }, /* SATA 1 power */ + { 13, MPP_UNUSED }, + { 14, MPP_GPIO }, /* SATA 0 active */ + { 15, MPP_GPIO }, /* SATA 1 active */ + { 16, MPP_GPIO }, /* Blue front LED blink control */ + { 17, MPP_UNUSED }, + { 18, MPP_GPIO }, /* Front button (0 = Released, 1 = Pushed ) */ + { 19, MPP_UNUSED }, + { -1 } + /* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */ + /* 23: Blue front LED off */ + /* 24: Inhibit board power off (0 = Disabled, 1 = Enabled) */ +}; + +static void __init d2net_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(d2net_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + orion5x_eth_init(&d2net_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + + d2net_sata_power_init(); + orion5x_sata_init(&d2net_sata_data); + + orion5x_setup_dev_boot_win(D2NET_NOR_BOOT_BASE, + D2NET_NOR_BOOT_SIZE); + platform_device_register(&d2net_nor_flash); + + platform_device_register(&d2net_gpio_buttons); + + d2net_gpio_leds_init(); + + pr_notice("d2net: Flash write are not yet supported.\n"); + + i2c_register_board_info(0, d2net_i2c_devices, + ARRAY_SIZE(d2net_i2c_devices)); +} + +/* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */ + +#ifdef CONFIG_MACH_D2NET +MACHINE_START(D2NET, "LaCie d2 Network") + .phys_io = ORION5X_REGS_PHYS_BASE, + .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, + .boot_params = 0x00000100, + .init_machine = d2net_init, + .map_io = orion5x_map_io, + .init_irq = orion5x_init_irq, + .timer = &orion5x_timer, + .fixup = tag_fixup_mem32, +MACHINE_END +#endif + +#ifdef CONFIG_MACH_BIGDISK +MACHINE_START(BIGDISK, "LaCie Big Disk Network") + .phys_io = ORION5X_REGS_PHYS_BASE, + .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, + .boot_params = 0x00000100, + .init_machine = d2net_init, + .map_io = orion5x_map_io, + .init_irq = orion5x_init_irq, + .timer = &orion5x_timer, + .fixup = tag_fixup_mem32, +MACHINE_END +#endif + |