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724 lines
18 KiB
724 lines
18 KiB
/* |
|
* arch/arm/mach-orion5x/dns323-setup.c |
|
* |
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* Copyright (C) 2007 Herbert Valerio Riedel <[email protected]> |
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* |
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* Support for HW Rev C1: |
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* |
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* Copyright (C) 2010 Benjamin Herrenschmidt <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as |
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* published by the Free Software Foundation; either version 2 of the |
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* License, or (at your option) any later version. |
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* |
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*/ |
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#include <linux/gpio.h> |
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#include <linux/kernel.h> |
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#include <linux/init.h> |
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#include <linux/delay.h> |
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#include <linux/platform_device.h> |
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#include <linux/pci.h> |
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#include <linux/irq.h> |
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#include <linux/mtd/physmap.h> |
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#include <linux/mv643xx_eth.h> |
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#include <linux/leds.h> |
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#include <linux/gpio_keys.h> |
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#include <linux/input.h> |
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#include <linux/i2c.h> |
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#include <linux/ata_platform.h> |
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#include <linux/phy.h> |
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#include <linux/marvell_phy.h> |
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#include <asm/mach-types.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/pci.h> |
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#include <asm/system_info.h> |
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#include <plat/orion-gpio.h> |
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#include "orion5x.h" |
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#include "common.h" |
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#include "mpp.h" |
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|
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/* Rev A1 and B1 */ |
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#define DNS323_GPIO_LED_RIGHT_AMBER 1 |
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#define DNS323_GPIO_LED_LEFT_AMBER 2 |
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#define DNS323_GPIO_SYSTEM_UP 3 |
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#define DNS323_GPIO_LED_POWER1 4 |
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#define DNS323_GPIO_LED_POWER2 5 |
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#define DNS323_GPIO_OVERTEMP 6 |
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#define DNS323_GPIO_RTC 7 |
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#define DNS323_GPIO_POWER_OFF 8 |
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#define DNS323_GPIO_KEY_POWER 9 |
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#define DNS323_GPIO_KEY_RESET 10 |
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|
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/* Rev C1 */ |
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#define DNS323C_GPIO_KEY_POWER 1 |
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#define DNS323C_GPIO_POWER_OFF 2 |
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#define DNS323C_GPIO_LED_RIGHT_AMBER 8 |
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#define DNS323C_GPIO_LED_LEFT_AMBER 9 |
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#define DNS323C_GPIO_LED_POWER 17 |
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#define DNS323C_GPIO_FAN_BIT1 18 |
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#define DNS323C_GPIO_FAN_BIT0 19 |
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|
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/* Exposed to userspace, do not change */ |
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enum { |
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DNS323_REV_A1, /* 0 */ |
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DNS323_REV_B1, /* 1 */ |
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DNS323_REV_C1, /* 2 */ |
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}; |
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|
|
|
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/**************************************************************************** |
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* PCI setup |
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*/ |
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|
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static int __init dns323_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) |
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{ |
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int irq; |
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|
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/* |
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* Check for devices with hard-wired IRQs. |
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*/ |
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irq = orion5x_pci_map_irq(dev, slot, pin); |
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if (irq != -1) |
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return irq; |
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|
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return -1; |
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} |
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|
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static struct hw_pci dns323_pci __initdata = { |
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.nr_controllers = 2, |
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.setup = orion5x_pci_sys_setup, |
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.scan = orion5x_pci_sys_scan_bus, |
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.map_irq = dns323_pci_map_irq, |
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}; |
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|
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static int __init dns323_pci_init(void) |
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{ |
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/* Rev B1 and C1 doesn't really use its PCI bus, and initialising PCI |
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* gets in the way of initialising the SATA controller. |
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*/ |
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if (machine_is_dns323() && system_rev == DNS323_REV_A1) |
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pci_common_init(&dns323_pci); |
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|
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return 0; |
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} |
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|
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subsys_initcall(dns323_pci_init); |
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|
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/**************************************************************************** |
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* 8MiB NOR flash (Spansion S29GL064M90TFIR4) |
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* |
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* Layout as used by D-Link: |
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* 0x00000000-0x00010000 : "MTD1" |
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* 0x00010000-0x00020000 : "MTD2" |
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* 0x00020000-0x001a0000 : "Linux Kernel" |
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* 0x001a0000-0x007d0000 : "File System" |
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* 0x007d0000-0x00800000 : "u-boot" |
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*/ |
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|
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#define DNS323_NOR_BOOT_BASE 0xf4000000 |
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#define DNS323_NOR_BOOT_SIZE SZ_8M |
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|
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static struct mtd_partition dns323_partitions[] = { |
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{ |
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.name = "MTD1", |
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.size = 0x00010000, |
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.offset = 0, |
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}, { |
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.name = "MTD2", |
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.size = 0x00010000, |
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.offset = 0x00010000, |
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}, { |
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.name = "Linux Kernel", |
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.size = 0x00180000, |
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.offset = 0x00020000, |
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}, { |
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.name = "File System", |
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.size = 0x00630000, |
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.offset = 0x001A0000, |
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}, { |
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.name = "u-boot", |
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.size = 0x00030000, |
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.offset = 0x007d0000, |
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}, |
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}; |
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|
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static struct physmap_flash_data dns323_nor_flash_data = { |
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.width = 1, |
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.parts = dns323_partitions, |
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.nr_parts = ARRAY_SIZE(dns323_partitions) |
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}; |
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|
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static struct resource dns323_nor_flash_resource = { |
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.flags = IORESOURCE_MEM, |
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.start = DNS323_NOR_BOOT_BASE, |
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.end = DNS323_NOR_BOOT_BASE + DNS323_NOR_BOOT_SIZE - 1, |
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}; |
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|
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static struct platform_device dns323_nor_flash = { |
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.name = "physmap-flash", |
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.id = 0, |
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.dev = { |
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.platform_data = &dns323_nor_flash_data, |
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}, |
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.resource = &dns323_nor_flash_resource, |
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.num_resources = 1, |
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}; |
|
|
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/**************************************************************************** |
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* Ethernet |
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*/ |
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|
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static struct mv643xx_eth_platform_data dns323_eth_data = { |
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.phy_addr = MV643XX_ETH_PHY_ADDR(8), |
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}; |
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|
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/* dns323_parse_hex_*() taken from tsx09-common.c; should a common copy of these |
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* functions be kept somewhere? |
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*/ |
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static int __init dns323_parse_hex_nibble(char n) |
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{ |
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if (n >= '0' && n <= '9') |
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return n - '0'; |
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|
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if (n >= 'A' && n <= 'F') |
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return n - 'A' + 10; |
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|
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if (n >= 'a' && n <= 'f') |
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return n - 'a' + 10; |
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|
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return -1; |
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} |
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|
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static int __init dns323_parse_hex_byte(const char *b) |
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{ |
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int hi; |
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int lo; |
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|
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hi = dns323_parse_hex_nibble(b[0]); |
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lo = dns323_parse_hex_nibble(b[1]); |
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|
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if (hi < 0 || lo < 0) |
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return -1; |
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|
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return (hi << 4) | lo; |
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} |
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|
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static int __init dns323_read_mac_addr(void) |
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{ |
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u_int8_t addr[6]; |
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int i; |
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char *mac_page; |
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|
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/* MAC address is stored as a regular ol' string in /dev/mtdblock4 |
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* (0x007d0000-0x00800000) starting at offset 196480 (0x2ff80). |
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*/ |
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mac_page = ioremap(DNS323_NOR_BOOT_BASE + 0x7d0000 + 196480, 1024); |
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if (!mac_page) |
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return -ENOMEM; |
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|
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/* Sanity check the string we're looking at */ |
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for (i = 0; i < 5; i++) { |
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if (*(mac_page + (i * 3) + 2) != ':') { |
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goto error_fail; |
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} |
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} |
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|
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for (i = 0; i < 6; i++) { |
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int byte; |
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|
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byte = dns323_parse_hex_byte(mac_page + (i * 3)); |
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if (byte < 0) { |
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goto error_fail; |
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} |
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addr[i] = byte; |
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} |
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|
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iounmap(mac_page); |
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printk("DNS-323: Found ethernet MAC address: %pM\n", addr); |
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|
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memcpy(dns323_eth_data.mac_addr, addr, 6); |
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|
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return 0; |
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|
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error_fail: |
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iounmap(mac_page); |
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return -EINVAL; |
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} |
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|
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/**************************************************************************** |
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* GPIO LEDs (simple - doesn't use hardware blinking support) |
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*/ |
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|
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static struct gpio_led dns323ab_leds[] = { |
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{ |
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.name = "power:blue", |
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.gpio = DNS323_GPIO_LED_POWER2, |
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.default_trigger = "default-on", |
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}, { |
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.name = "right:amber", |
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.gpio = DNS323_GPIO_LED_RIGHT_AMBER, |
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.active_low = 1, |
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}, { |
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.name = "left:amber", |
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.gpio = DNS323_GPIO_LED_LEFT_AMBER, |
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.active_low = 1, |
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}, |
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}; |
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static struct gpio_led dns323c_leds[] = { |
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{ |
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.name = "power:blue", |
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.gpio = DNS323C_GPIO_LED_POWER, |
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.default_trigger = "timer", |
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.active_low = 1, |
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}, { |
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.name = "right:amber", |
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.gpio = DNS323C_GPIO_LED_RIGHT_AMBER, |
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.active_low = 1, |
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}, { |
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.name = "left:amber", |
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.gpio = DNS323C_GPIO_LED_LEFT_AMBER, |
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.active_low = 1, |
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}, |
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}; |
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static struct gpio_led_platform_data dns323ab_led_data = { |
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.num_leds = ARRAY_SIZE(dns323ab_leds), |
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.leds = dns323ab_leds, |
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.gpio_blink_set = orion_gpio_led_blink_set, |
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}; |
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|
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static struct gpio_led_platform_data dns323c_led_data = { |
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.num_leds = ARRAY_SIZE(dns323c_leds), |
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.leds = dns323c_leds, |
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.gpio_blink_set = orion_gpio_led_blink_set, |
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}; |
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|
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static struct platform_device dns323_gpio_leds = { |
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.name = "leds-gpio", |
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.id = -1, |
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.dev = { |
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.platform_data = &dns323ab_led_data, |
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}, |
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}; |
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|
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/**************************************************************************** |
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* GPIO Attached Keys |
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*/ |
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|
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static struct gpio_keys_button dns323ab_buttons[] = { |
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{ |
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.code = KEY_RESTART, |
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.gpio = DNS323_GPIO_KEY_RESET, |
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.desc = "Reset Button", |
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.active_low = 1, |
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}, { |
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.code = KEY_POWER, |
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.gpio = DNS323_GPIO_KEY_POWER, |
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.desc = "Power Button", |
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.active_low = 1, |
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}, |
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}; |
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|
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static struct gpio_keys_platform_data dns323ab_button_data = { |
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.buttons = dns323ab_buttons, |
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.nbuttons = ARRAY_SIZE(dns323ab_buttons), |
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}; |
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|
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static struct gpio_keys_button dns323c_buttons[] = { |
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{ |
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.code = KEY_POWER, |
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.gpio = DNS323C_GPIO_KEY_POWER, |
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.desc = "Power Button", |
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.active_low = 1, |
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}, |
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}; |
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|
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static struct gpio_keys_platform_data dns323c_button_data = { |
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.buttons = dns323c_buttons, |
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.nbuttons = ARRAY_SIZE(dns323c_buttons), |
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}; |
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|
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static struct platform_device dns323_button_device = { |
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.name = "gpio-keys", |
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.id = -1, |
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.num_resources = 0, |
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.dev = { |
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.platform_data = &dns323ab_button_data, |
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}, |
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}; |
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|
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/***************************************************************************** |
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* SATA |
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*/ |
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static struct mv_sata_platform_data dns323_sata_data = { |
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.n_ports = 2, |
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}; |
|
|
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/**************************************************************************** |
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* General Setup |
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*/ |
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static unsigned int dns323a_mpp_modes[] __initdata = { |
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MPP0_PCIE_RST_OUTn, |
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MPP1_GPIO, /* right amber LED (sata ch0) */ |
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MPP2_GPIO, /* left amber LED (sata ch1) */ |
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MPP3_UNUSED, |
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MPP4_GPIO, /* power button LED */ |
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MPP5_GPIO, /* power button LED */ |
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MPP6_GPIO, /* GMT G751-2f overtemp */ |
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MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */ |
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MPP8_GPIO, /* triggers power off */ |
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MPP9_GPIO, /* power button switch */ |
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MPP10_GPIO, /* reset button switch */ |
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MPP11_UNUSED, |
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MPP12_UNUSED, |
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MPP13_UNUSED, |
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MPP14_UNUSED, |
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MPP15_UNUSED, |
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MPP16_UNUSED, |
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MPP17_UNUSED, |
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MPP18_UNUSED, |
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MPP19_UNUSED, |
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0, |
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}; |
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|
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static unsigned int dns323b_mpp_modes[] __initdata = { |
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MPP0_UNUSED, |
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MPP1_GPIO, /* right amber LED (sata ch0) */ |
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MPP2_GPIO, /* left amber LED (sata ch1) */ |
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MPP3_GPIO, /* system up flag */ |
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MPP4_GPIO, /* power button LED */ |
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MPP5_GPIO, /* power button LED */ |
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MPP6_GPIO, /* GMT G751-2f overtemp */ |
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MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */ |
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MPP8_GPIO, /* triggers power off */ |
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MPP9_GPIO, /* power button switch */ |
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MPP10_GPIO, /* reset button switch */ |
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MPP11_UNUSED, |
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MPP12_SATA_LED, |
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MPP13_SATA_LED, |
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MPP14_SATA_LED, |
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MPP15_SATA_LED, |
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MPP16_UNUSED, |
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MPP17_UNUSED, |
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MPP18_UNUSED, |
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MPP19_UNUSED, |
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0, |
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}; |
|
|
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static unsigned int dns323c_mpp_modes[] __initdata = { |
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MPP0_GPIO, /* ? input */ |
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MPP1_GPIO, /* input power switch (0 = pressed) */ |
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MPP2_GPIO, /* output power off */ |
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MPP3_UNUSED, /* ? output */ |
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MPP4_UNUSED, /* ? output */ |
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MPP5_UNUSED, /* ? output */ |
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MPP6_UNUSED, /* ? output */ |
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MPP7_UNUSED, /* ? output */ |
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MPP8_GPIO, /* i/o right amber LED */ |
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MPP9_GPIO, /* i/o left amber LED */ |
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MPP10_GPIO, /* input */ |
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MPP11_UNUSED, |
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MPP12_SATA_LED, |
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MPP13_SATA_LED, |
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MPP14_SATA_LED, |
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MPP15_SATA_LED, |
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MPP16_UNUSED, |
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MPP17_GPIO, /* power button LED */ |
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MPP18_GPIO, /* fan speed bit 0 */ |
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MPP19_GPIO, /* fan speed bit 1 */ |
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0, |
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}; |
|
|
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/* Rev C1 Fan speed notes: |
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* |
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* The fan is controlled by 2 GPIOs on this board. The settings |
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* of the bits is as follow: |
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* |
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* GPIO 18 GPIO 19 Fan |
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* |
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* 0 0 stopped |
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* 0 1 low speed |
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* 1 0 high speed |
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* 1 1 don't do that (*) |
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* |
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* (*) I think the two bits control two feed-in resistors into a fixed |
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* PWN circuit, setting both bits will basically go a 'bit' faster |
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* than high speed, but d-link doesn't do it and you may get out of |
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* HW spec so don't do it. |
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*/ |
|
|
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/* |
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* On the DNS-323 A1 and B1 the following devices are attached via I2C: |
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* |
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* i2c addr | chip | description |
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* 0x3e | GMT G760Af | fan speed PWM controller |
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* 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible) |
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* 0x68 | ST M41T80 | RTC w/ alarm |
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*/ |
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static struct i2c_board_info __initdata dns323ab_i2c_devices[] = { |
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{ |
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I2C_BOARD_INFO("g760a", 0x3e), |
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}, { |
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I2C_BOARD_INFO("lm75", 0x48), |
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}, { |
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I2C_BOARD_INFO("m41t80", 0x68), |
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}, |
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}; |
|
|
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/* |
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* On the DNS-323 C1 the following devices are attached via I2C: |
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* |
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* i2c addr | chip | description |
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* 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible) |
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* 0x68 | ST M41T80 | RTC w/ alarm |
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*/ |
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static struct i2c_board_info __initdata dns323c_i2c_devices[] = { |
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{ |
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I2C_BOARD_INFO("lm75", 0x48), |
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}, { |
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I2C_BOARD_INFO("m41t80", 0x68), |
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}, |
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}; |
|
|
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/* DNS-323 rev. A specific power off method */ |
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static void dns323a_power_off(void) |
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{ |
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pr_info("DNS-323: Triggering power-off...\n"); |
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gpio_set_value(DNS323_GPIO_POWER_OFF, 1); |
|
} |
|
|
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/* DNS-323 rev B specific power off method */ |
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static void dns323b_power_off(void) |
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{ |
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pr_info("DNS-323: Triggering power-off...\n"); |
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/* Pin has to be changed to 1 and back to 0 to do actual power off. */ |
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gpio_set_value(DNS323_GPIO_POWER_OFF, 1); |
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mdelay(100); |
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gpio_set_value(DNS323_GPIO_POWER_OFF, 0); |
|
} |
|
|
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/* DNS-323 rev. C specific power off method */ |
|
static void dns323c_power_off(void) |
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{ |
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pr_info("DNS-323: Triggering power-off...\n"); |
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gpio_set_value(DNS323C_GPIO_POWER_OFF, 1); |
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} |
|
|
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static int dns323c_phy_fixup(struct phy_device *phy) |
|
{ |
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phy->dev_flags |= MARVELL_PHY_M1118_DNS323_LEDS; |
|
|
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return 0; |
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} |
|
|
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static int __init dns323_identify_rev(void) |
|
{ |
|
u32 dev, rev, i, reg; |
|
|
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pr_debug("DNS-323: Identifying board ... \n"); |
|
|
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/* Rev A1 has a 5181 */ |
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orion5x_pcie_id(&dev, &rev); |
|
if (dev == MV88F5181_DEV_ID) { |
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pr_debug("DNS-323: 5181 found, board is A1\n"); |
|
return DNS323_REV_A1; |
|
} |
|
pr_debug("DNS-323: 5182 found, board is B1 or C1, checking PHY...\n"); |
|
|
|
/* Rev B1 and C1 both have 5182, let's poke at the eth PHY. This is |
|
* a bit gross but we want to do that without links into the eth |
|
* driver so let's poke at it directly. We default to rev B1 in |
|
* case the accesses fail |
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*/ |
|
|
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#define ETH_SMI_REG (ORION5X_ETH_VIRT_BASE + 0x2000 + 0x004) |
|
#define SMI_BUSY 0x10000000 |
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#define SMI_READ_VALID 0x08000000 |
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#define SMI_OPCODE_READ 0x04000000 |
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#define SMI_OPCODE_WRITE 0x00000000 |
|
|
|
for (i = 0; i < 1000; i++) { |
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reg = readl(ETH_SMI_REG); |
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if (!(reg & SMI_BUSY)) |
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break; |
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} |
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if (i >= 1000) { |
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pr_warn("DNS-323: Timeout accessing PHY, assuming rev B1\n"); |
|
return DNS323_REV_B1; |
|
} |
|
writel((3 << 21) /* phy ID reg */ | |
|
(8 << 16) /* phy addr */ | |
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SMI_OPCODE_READ, ETH_SMI_REG); |
|
for (i = 0; i < 1000; i++) { |
|
reg = readl(ETH_SMI_REG); |
|
if (reg & SMI_READ_VALID) |
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break; |
|
} |
|
if (i >= 1000) { |
|
pr_warn("DNS-323: Timeout reading PHY, assuming rev B1\n"); |
|
return DNS323_REV_B1; |
|
} |
|
pr_debug("DNS-323: Ethernet PHY ID 0x%x\n", reg & 0xffff); |
|
|
|
/* Note: the Marvell tools mask the ID with 0x3f0 before comparison |
|
* but I don't see that making a difference here, at least with |
|
* any known Marvell PHY ID |
|
*/ |
|
switch(reg & 0xfff0) { |
|
case 0x0cc0: /* MV88E1111 */ |
|
return DNS323_REV_B1; |
|
case 0x0e10: /* MV88E1118 */ |
|
return DNS323_REV_C1; |
|
default: |
|
pr_warn("DNS-323: Unknown PHY ID 0x%04x, assuming rev B1\n", |
|
reg & 0xffff); |
|
} |
|
return DNS323_REV_B1; |
|
} |
|
|
|
static void __init dns323_init(void) |
|
{ |
|
/* Setup basic Orion functions. Need to be called early. */ |
|
orion5x_init(); |
|
|
|
/* Identify revision */ |
|
system_rev = dns323_identify_rev(); |
|
pr_info("DNS-323: Identified HW revision %c1\n", 'A' + system_rev); |
|
|
|
/* Just to be tricky, the 5182 has a completely different |
|
* set of MPP modes to the 5181. |
|
*/ |
|
switch(system_rev) { |
|
case DNS323_REV_A1: |
|
orion5x_mpp_conf(dns323a_mpp_modes); |
|
writel(0, MPP_DEV_CTRL); /* DEV_D[31:16] */ |
|
break; |
|
case DNS323_REV_B1: |
|
orion5x_mpp_conf(dns323b_mpp_modes); |
|
break; |
|
case DNS323_REV_C1: |
|
orion5x_mpp_conf(dns323c_mpp_modes); |
|
break; |
|
} |
|
|
|
/* setup flash mapping |
|
* CS3 holds a 8 MB Spansion S29GL064M90TFIR4 |
|
*/ |
|
mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, |
|
ORION_MBUS_DEVBUS_BOOT_ATTR, |
|
DNS323_NOR_BOOT_BASE, |
|
DNS323_NOR_BOOT_SIZE); |
|
platform_device_register(&dns323_nor_flash); |
|
|
|
/* Sort out LEDs, Buttons and i2c devices */ |
|
switch(system_rev) { |
|
case DNS323_REV_A1: |
|
/* The 5181 power LED is active low and requires |
|
* DNS323_GPIO_LED_POWER1 to also be low. |
|
*/ |
|
dns323ab_leds[0].active_low = 1; |
|
gpio_request(DNS323_GPIO_LED_POWER1, "Power Led Enable"); |
|
gpio_direction_output(DNS323_GPIO_LED_POWER1, 0); |
|
fallthrough; |
|
case DNS323_REV_B1: |
|
i2c_register_board_info(0, dns323ab_i2c_devices, |
|
ARRAY_SIZE(dns323ab_i2c_devices)); |
|
break; |
|
case DNS323_REV_C1: |
|
/* Hookup LEDs & Buttons */ |
|
dns323_gpio_leds.dev.platform_data = &dns323c_led_data; |
|
dns323_button_device.dev.platform_data = &dns323c_button_data; |
|
|
|
/* Hookup i2c devices and fan driver */ |
|
i2c_register_board_info(0, dns323c_i2c_devices, |
|
ARRAY_SIZE(dns323c_i2c_devices)); |
|
platform_device_register_simple("dns323c-fan", 0, NULL, 0); |
|
|
|
/* Register fixup for the PHY LEDs */ |
|
if (!IS_BUILTIN(CONFIG_PHYLIB)) |
|
break; |
|
phy_register_fixup_for_uid(MARVELL_PHY_ID_88E1118, |
|
MARVELL_PHY_ID_MASK, |
|
dns323c_phy_fixup); |
|
} |
|
|
|
platform_device_register(&dns323_gpio_leds); |
|
platform_device_register(&dns323_button_device); |
|
|
|
/* |
|
* Configure peripherals. |
|
*/ |
|
if (dns323_read_mac_addr() < 0) |
|
printk("DNS-323: Failed to read MAC address\n"); |
|
orion5x_ehci0_init(); |
|
orion5x_eth_init(&dns323_eth_data); |
|
orion5x_i2c_init(); |
|
orion5x_uart0_init(); |
|
|
|
/* Remaining GPIOs */ |
|
switch(system_rev) { |
|
case DNS323_REV_A1: |
|
/* Poweroff GPIO */ |
|
if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 || |
|
gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0) |
|
pr_err("DNS-323: failed to setup power-off GPIO\n"); |
|
pm_power_off = dns323a_power_off; |
|
break; |
|
case DNS323_REV_B1: |
|
/* 5182 built-in SATA init */ |
|
orion5x_sata_init(&dns323_sata_data); |
|
|
|
/* The DNS323 rev B1 has flag to indicate the system is up. |
|
* Without this flag set, power LED will flash and cannot be |
|
* controlled via leds-gpio. |
|
*/ |
|
if (gpio_request(DNS323_GPIO_SYSTEM_UP, "SYS_READY") == 0) |
|
gpio_direction_output(DNS323_GPIO_SYSTEM_UP, 1); |
|
|
|
/* Poweroff GPIO */ |
|
if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 || |
|
gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0) |
|
pr_err("DNS-323: failed to setup power-off GPIO\n"); |
|
pm_power_off = dns323b_power_off; |
|
break; |
|
case DNS323_REV_C1: |
|
/* 5182 built-in SATA init */ |
|
orion5x_sata_init(&dns323_sata_data); |
|
|
|
/* Poweroff GPIO */ |
|
if (gpio_request(DNS323C_GPIO_POWER_OFF, "POWEROFF") != 0 || |
|
gpio_direction_output(DNS323C_GPIO_POWER_OFF, 0) != 0) |
|
pr_err("DNS-323: failed to setup power-off GPIO\n"); |
|
pm_power_off = dns323c_power_off; |
|
|
|
/* Now, -this- should theoretically be done by the sata_mv driver |
|
* once I figure out what's going on there. Maybe the behaviour |
|
* of the LEDs should be somewhat passed via the platform_data. |
|
* for now, just whack the register and make the LEDs happy |
|
* |
|
* Note: AFAIK, rev B1 needs the same treatment but I'll let |
|
* somebody else test it. |
|
*/ |
|
writel(0x5, ORION5X_SATA_VIRT_BASE + 0x2c); |
|
break; |
|
} |
|
} |
|
|
|
/* Warning: D-Link uses a wrong mach-type (=526) in their bootloader */ |
|
MACHINE_START(DNS323, "D-Link DNS-323") |
|
/* Maintainer: Herbert Valerio Riedel <[email protected]> */ |
|
.atag_offset = 0x100, |
|
.nr_irqs = ORION5X_NR_IRQS, |
|
.init_machine = dns323_init, |
|
.map_io = orion5x_map_io, |
|
.init_early = orion5x_init_early, |
|
.init_irq = orion5x_init_irq, |
|
.init_time = orion5x_timer_init, |
|
.fixup = tag_fixup_mem32, |
|
.restart = orion5x_restart, |
|
MACHINE_END
|
|
|