^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * arch/arm/mach-orion5x/dns323-setup.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Support for HW Rev C1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Copyright (C) 2010 Benjamin Herrenschmidt <benh@kernel.crashing.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * This program is free software; you can redistribute it and/or modify
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * it under the terms of the GNU Lesser General Public License as
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * published by the Free Software Foundation; either version 2 of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * License, or (at your option) any later version.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/mtd/physmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/mv643xx_eth.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/leds.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/gpio_keys.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/ata_platform.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/phy.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/marvell_phy.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <asm/mach/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <asm/system_info.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <plat/orion-gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include "orion5x.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include "common.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include "mpp.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) /* Rev A1 and B1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define DNS323_GPIO_LED_RIGHT_AMBER 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define DNS323_GPIO_LED_LEFT_AMBER 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define DNS323_GPIO_SYSTEM_UP 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define DNS323_GPIO_LED_POWER1 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #define DNS323_GPIO_LED_POWER2 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define DNS323_GPIO_OVERTEMP 6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define DNS323_GPIO_RTC 7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define DNS323_GPIO_POWER_OFF 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define DNS323_GPIO_KEY_POWER 9
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define DNS323_GPIO_KEY_RESET 10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) /* Rev C1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define DNS323C_GPIO_KEY_POWER 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define DNS323C_GPIO_POWER_OFF 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define DNS323C_GPIO_LED_RIGHT_AMBER 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define DNS323C_GPIO_LED_LEFT_AMBER 9
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define DNS323C_GPIO_LED_POWER 17
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define DNS323C_GPIO_FAN_BIT1 18
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define DNS323C_GPIO_FAN_BIT0 19
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) /* Exposed to userspace, do not change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) DNS323_REV_A1, /* 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) DNS323_REV_B1, /* 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) DNS323_REV_C1, /* 2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) * PCI setup
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) static int __init dns323_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) int irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) * Check for devices with hard-wired IRQs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) irq = orion5x_pci_map_irq(dev, slot, pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) if (irq != -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) return irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) static struct hw_pci dns323_pci __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .nr_controllers = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) .setup = orion5x_pci_sys_setup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) .scan = orion5x_pci_sys_scan_bus,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) .map_irq = dns323_pci_map_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) static int __init dns323_pci_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) /* Rev B1 and C1 doesn't really use its PCI bus, and initialising PCI
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) * gets in the way of initialising the SATA controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) if (machine_is_dns323() && system_rev == DNS323_REV_A1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) pci_common_init(&dns323_pci);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) subsys_initcall(dns323_pci_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) * 8MiB NOR flash (Spansion S29GL064M90TFIR4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) * Layout as used by D-Link:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) * 0x00000000-0x00010000 : "MTD1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) * 0x00010000-0x00020000 : "MTD2"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) * 0x00020000-0x001a0000 : "Linux Kernel"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) * 0x001a0000-0x007d0000 : "File System"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) * 0x007d0000-0x00800000 : "u-boot"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) #define DNS323_NOR_BOOT_BASE 0xf4000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #define DNS323_NOR_BOOT_SIZE SZ_8M
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) static struct mtd_partition dns323_partitions[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) .name = "MTD1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) .size = 0x00010000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) .offset = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .name = "MTD2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) .size = 0x00010000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .offset = 0x00010000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) .name = "Linux Kernel",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) .size = 0x00180000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .offset = 0x00020000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .name = "File System",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .size = 0x00630000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .offset = 0x001A0000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .name = "u-boot",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) .size = 0x00030000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) .offset = 0x007d0000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) static struct physmap_flash_data dns323_nor_flash_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) .width = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .parts = dns323_partitions,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .nr_parts = ARRAY_SIZE(dns323_partitions)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static struct resource dns323_nor_flash_resource = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .start = DNS323_NOR_BOOT_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .end = DNS323_NOR_BOOT_BASE + DNS323_NOR_BOOT_SIZE - 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) static struct platform_device dns323_nor_flash = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .name = "physmap-flash",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .id = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) .platform_data = &dns323_nor_flash_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .resource = &dns323_nor_flash_resource,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .num_resources = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) * Ethernet
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) static struct mv643xx_eth_platform_data dns323_eth_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) .phy_addr = MV643XX_ETH_PHY_ADDR(8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) /* dns323_parse_hex_*() taken from tsx09-common.c; should a common copy of these
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) * functions be kept somewhere?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) static int __init dns323_parse_hex_nibble(char n)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) if (n >= '0' && n <= '9')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) return n - '0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) if (n >= 'A' && n <= 'F')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) return n - 'A' + 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) if (n >= 'a' && n <= 'f')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) return n - 'a' + 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) static int __init dns323_parse_hex_byte(const char *b)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) int hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) int lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) hi = dns323_parse_hex_nibble(b[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) lo = dns323_parse_hex_nibble(b[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) if (hi < 0 || lo < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) return (hi << 4) | lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) static int __init dns323_read_mac_addr(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) u_int8_t addr[6];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) char *mac_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) /* MAC address is stored as a regular ol' string in /dev/mtdblock4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) * (0x007d0000-0x00800000) starting at offset 196480 (0x2ff80).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) mac_page = ioremap(DNS323_NOR_BOOT_BASE + 0x7d0000 + 196480, 1024);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) if (!mac_page)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) /* Sanity check the string we're looking at */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) for (i = 0; i < 5; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) if (*(mac_page + (i * 3) + 2) != ':') {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) goto error_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) for (i = 0; i < 6; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) int byte;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) byte = dns323_parse_hex_byte(mac_page + (i * 3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) if (byte < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) goto error_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) addr[i] = byte;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) iounmap(mac_page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) printk("DNS-323: Found ethernet MAC address: %pM\n", addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) memcpy(dns323_eth_data.mac_addr, addr, 6);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) error_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) iounmap(mac_page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) * GPIO LEDs (simple - doesn't use hardware blinking support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) static struct gpio_led dns323ab_leds[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) .name = "power:blue",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) .gpio = DNS323_GPIO_LED_POWER2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) .default_trigger = "default-on",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) .name = "right:amber",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) .gpio = DNS323_GPIO_LED_RIGHT_AMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) .name = "left:amber",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) .gpio = DNS323_GPIO_LED_LEFT_AMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) static struct gpio_led dns323c_leds[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) .name = "power:blue",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) .gpio = DNS323C_GPIO_LED_POWER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) .default_trigger = "timer",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .name = "right:amber",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) .gpio = DNS323C_GPIO_LED_RIGHT_AMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) .name = "left:amber",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) .gpio = DNS323C_GPIO_LED_LEFT_AMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) static struct gpio_led_platform_data dns323ab_led_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) .num_leds = ARRAY_SIZE(dns323ab_leds),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) .leds = dns323ab_leds,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) .gpio_blink_set = orion_gpio_led_blink_set,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) static struct gpio_led_platform_data dns323c_led_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) .num_leds = ARRAY_SIZE(dns323c_leds),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) .leds = dns323c_leds,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) .gpio_blink_set = orion_gpio_led_blink_set,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) static struct platform_device dns323_gpio_leds = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) .name = "leds-gpio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .platform_data = &dns323ab_led_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) * GPIO Attached Keys
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) static struct gpio_keys_button dns323ab_buttons[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) .code = KEY_RESTART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) .gpio = DNS323_GPIO_KEY_RESET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) .desc = "Reset Button",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) .code = KEY_POWER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) .gpio = DNS323_GPIO_KEY_POWER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) .desc = "Power Button",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) static struct gpio_keys_platform_data dns323ab_button_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) .buttons = dns323ab_buttons,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) .nbuttons = ARRAY_SIZE(dns323ab_buttons),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) static struct gpio_keys_button dns323c_buttons[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) .code = KEY_POWER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) .gpio = DNS323C_GPIO_KEY_POWER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) .desc = "Power Button",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) static struct gpio_keys_platform_data dns323c_button_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) .buttons = dns323c_buttons,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) .nbuttons = ARRAY_SIZE(dns323c_buttons),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) static struct platform_device dns323_button_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) .name = "gpio-keys",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) .num_resources = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) .platform_data = &dns323ab_button_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) /*****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) * SATA
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) static struct mv_sata_platform_data dns323_sata_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) .n_ports = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) * General Setup
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) static unsigned int dns323a_mpp_modes[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) MPP0_PCIE_RST_OUTn,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) MPP1_GPIO, /* right amber LED (sata ch0) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) MPP2_GPIO, /* left amber LED (sata ch1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) MPP3_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) MPP4_GPIO, /* power button LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) MPP5_GPIO, /* power button LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) MPP6_GPIO, /* GMT G751-2f overtemp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) MPP8_GPIO, /* triggers power off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) MPP9_GPIO, /* power button switch */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) MPP10_GPIO, /* reset button switch */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) MPP11_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) MPP12_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) MPP13_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) MPP14_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) MPP15_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) MPP16_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) MPP17_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) MPP18_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) MPP19_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) static unsigned int dns323b_mpp_modes[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) MPP0_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) MPP1_GPIO, /* right amber LED (sata ch0) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) MPP2_GPIO, /* left amber LED (sata ch1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) MPP3_GPIO, /* system up flag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) MPP4_GPIO, /* power button LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) MPP5_GPIO, /* power button LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) MPP6_GPIO, /* GMT G751-2f overtemp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) MPP7_GPIO, /* M41T80 nIRQ/OUT/SQW */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) MPP8_GPIO, /* triggers power off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) MPP9_GPIO, /* power button switch */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) MPP10_GPIO, /* reset button switch */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) MPP11_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) MPP12_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) MPP13_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) MPP14_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) MPP15_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) MPP16_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) MPP17_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) MPP18_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) MPP19_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) static unsigned int dns323c_mpp_modes[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) MPP0_GPIO, /* ? input */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) MPP1_GPIO, /* input power switch (0 = pressed) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) MPP2_GPIO, /* output power off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) MPP3_UNUSED, /* ? output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) MPP4_UNUSED, /* ? output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) MPP5_UNUSED, /* ? output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) MPP6_UNUSED, /* ? output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) MPP7_UNUSED, /* ? output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) MPP8_GPIO, /* i/o right amber LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) MPP9_GPIO, /* i/o left amber LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) MPP10_GPIO, /* input */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) MPP11_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) MPP12_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) MPP13_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) MPP14_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) MPP15_SATA_LED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) MPP16_UNUSED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) MPP17_GPIO, /* power button LED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) MPP18_GPIO, /* fan speed bit 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) MPP19_GPIO, /* fan speed bit 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) /* Rev C1 Fan speed notes:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) * The fan is controlled by 2 GPIOs on this board. The settings
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) * of the bits is as follow:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) * GPIO 18 GPIO 19 Fan
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) * 0 0 stopped
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) * 0 1 low speed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) * 1 0 high speed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) * 1 1 don't do that (*)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) * (*) I think the two bits control two feed-in resistors into a fixed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) * PWN circuit, setting both bits will basically go a 'bit' faster
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) * than high speed, but d-link doesn't do it and you may get out of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) * HW spec so don't do it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) * On the DNS-323 A1 and B1 the following devices are attached via I2C:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) * i2c addr | chip | description
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) * 0x3e | GMT G760Af | fan speed PWM controller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) * 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) * 0x68 | ST M41T80 | RTC w/ alarm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) static struct i2c_board_info __initdata dns323ab_i2c_devices[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) I2C_BOARD_INFO("g760a", 0x3e),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) I2C_BOARD_INFO("lm75", 0x48),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) I2C_BOARD_INFO("m41t80", 0x68),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) * On the DNS-323 C1 the following devices are attached via I2C:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) * i2c addr | chip | description
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) * 0x48 | GMT G751-2f | temp. sensor and therm. watchdog (LM75 compatible)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) * 0x68 | ST M41T80 | RTC w/ alarm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) static struct i2c_board_info __initdata dns323c_i2c_devices[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) I2C_BOARD_INFO("lm75", 0x48),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) I2C_BOARD_INFO("m41t80", 0x68),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) /* DNS-323 rev. A specific power off method */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) static void dns323a_power_off(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) pr_info("DNS-323: Triggering power-off...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) gpio_set_value(DNS323_GPIO_POWER_OFF, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) /* DNS-323 rev B specific power off method */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) static void dns323b_power_off(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) pr_info("DNS-323: Triggering power-off...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) /* Pin has to be changed to 1 and back to 0 to do actual power off. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) gpio_set_value(DNS323_GPIO_POWER_OFF, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) mdelay(100);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) gpio_set_value(DNS323_GPIO_POWER_OFF, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) /* DNS-323 rev. C specific power off method */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) static void dns323c_power_off(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) pr_info("DNS-323: Triggering power-off...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) gpio_set_value(DNS323C_GPIO_POWER_OFF, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) static int dns323c_phy_fixup(struct phy_device *phy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) phy->dev_flags |= MARVELL_PHY_M1118_DNS323_LEDS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) static int __init dns323_identify_rev(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) u32 dev, rev, i, reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) pr_debug("DNS-323: Identifying board ... \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) /* Rev A1 has a 5181 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) orion5x_pcie_id(&dev, &rev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) if (dev == MV88F5181_DEV_ID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) pr_debug("DNS-323: 5181 found, board is A1\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) return DNS323_REV_A1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) pr_debug("DNS-323: 5182 found, board is B1 or C1, checking PHY...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) /* Rev B1 and C1 both have 5182, let's poke at the eth PHY. This is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) * a bit gross but we want to do that without links into the eth
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) * driver so let's poke at it directly. We default to rev B1 in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) * case the accesses fail
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) #define ETH_SMI_REG (ORION5X_ETH_VIRT_BASE + 0x2000 + 0x004)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) #define SMI_BUSY 0x10000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) #define SMI_READ_VALID 0x08000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) #define SMI_OPCODE_READ 0x04000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) #define SMI_OPCODE_WRITE 0x00000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) for (i = 0; i < 1000; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) reg = readl(ETH_SMI_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) if (!(reg & SMI_BUSY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) if (i >= 1000) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) pr_warn("DNS-323: Timeout accessing PHY, assuming rev B1\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) return DNS323_REV_B1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) writel((3 << 21) /* phy ID reg */ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) (8 << 16) /* phy addr */ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) SMI_OPCODE_READ, ETH_SMI_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) for (i = 0; i < 1000; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) reg = readl(ETH_SMI_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) if (reg & SMI_READ_VALID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) if (i >= 1000) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) pr_warn("DNS-323: Timeout reading PHY, assuming rev B1\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) return DNS323_REV_B1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) pr_debug("DNS-323: Ethernet PHY ID 0x%x\n", reg & 0xffff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) /* Note: the Marvell tools mask the ID with 0x3f0 before comparison
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) * but I don't see that making a difference here, at least with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) * any known Marvell PHY ID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) switch(reg & 0xfff0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) case 0x0cc0: /* MV88E1111 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) return DNS323_REV_B1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) case 0x0e10: /* MV88E1118 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) return DNS323_REV_C1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) pr_warn("DNS-323: Unknown PHY ID 0x%04x, assuming rev B1\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) reg & 0xffff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) return DNS323_REV_B1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) static void __init dns323_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) /* Setup basic Orion functions. Need to be called early. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) orion5x_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) /* Identify revision */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) system_rev = dns323_identify_rev();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) pr_info("DNS-323: Identified HW revision %c1\n", 'A' + system_rev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) /* Just to be tricky, the 5182 has a completely different
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) * set of MPP modes to the 5181.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) switch(system_rev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) case DNS323_REV_A1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) orion5x_mpp_conf(dns323a_mpp_modes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) writel(0, MPP_DEV_CTRL); /* DEV_D[31:16] */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) case DNS323_REV_B1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) orion5x_mpp_conf(dns323b_mpp_modes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) case DNS323_REV_C1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) orion5x_mpp_conf(dns323c_mpp_modes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) /* setup flash mapping
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) * CS3 holds a 8 MB Spansion S29GL064M90TFIR4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) ORION_MBUS_DEVBUS_BOOT_ATTR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) DNS323_NOR_BOOT_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) DNS323_NOR_BOOT_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) platform_device_register(&dns323_nor_flash);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) /* Sort out LEDs, Buttons and i2c devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) switch(system_rev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) case DNS323_REV_A1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) /* The 5181 power LED is active low and requires
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) * DNS323_GPIO_LED_POWER1 to also be low.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) dns323ab_leds[0].active_low = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) gpio_request(DNS323_GPIO_LED_POWER1, "Power Led Enable");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) gpio_direction_output(DNS323_GPIO_LED_POWER1, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) case DNS323_REV_B1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) i2c_register_board_info(0, dns323ab_i2c_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) ARRAY_SIZE(dns323ab_i2c_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) case DNS323_REV_C1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) /* Hookup LEDs & Buttons */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) dns323_gpio_leds.dev.platform_data = &dns323c_led_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) dns323_button_device.dev.platform_data = &dns323c_button_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) /* Hookup i2c devices and fan driver */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) i2c_register_board_info(0, dns323c_i2c_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) ARRAY_SIZE(dns323c_i2c_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) platform_device_register_simple("dns323c-fan", 0, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) /* Register fixup for the PHY LEDs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) if (!IS_BUILTIN(CONFIG_PHYLIB))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) phy_register_fixup_for_uid(MARVELL_PHY_ID_88E1118,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) MARVELL_PHY_ID_MASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) dns323c_phy_fixup);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) platform_device_register(&dns323_gpio_leds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) platform_device_register(&dns323_button_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) * Configure peripherals.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) if (dns323_read_mac_addr() < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) printk("DNS-323: Failed to read MAC address\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) orion5x_ehci0_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) orion5x_eth_init(&dns323_eth_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) orion5x_i2c_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) orion5x_uart0_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) /* Remaining GPIOs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) switch(system_rev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) case DNS323_REV_A1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) /* Poweroff GPIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) pr_err("DNS-323: failed to setup power-off GPIO\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) pm_power_off = dns323a_power_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) case DNS323_REV_B1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) /* 5182 built-in SATA init */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) orion5x_sata_init(&dns323_sata_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) /* The DNS323 rev B1 has flag to indicate the system is up.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) * Without this flag set, power LED will flash and cannot be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) * controlled via leds-gpio.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) if (gpio_request(DNS323_GPIO_SYSTEM_UP, "SYS_READY") == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) gpio_direction_output(DNS323_GPIO_SYSTEM_UP, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) /* Poweroff GPIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) pr_err("DNS-323: failed to setup power-off GPIO\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) pm_power_off = dns323b_power_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) case DNS323_REV_C1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) /* 5182 built-in SATA init */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) orion5x_sata_init(&dns323_sata_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) /* Poweroff GPIO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) if (gpio_request(DNS323C_GPIO_POWER_OFF, "POWEROFF") != 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) gpio_direction_output(DNS323C_GPIO_POWER_OFF, 0) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) pr_err("DNS-323: failed to setup power-off GPIO\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) pm_power_off = dns323c_power_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) /* Now, -this- should theorically be done by the sata_mv driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) * once I figure out what's going on there. Maybe the behaviour
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) * of the LEDs should be somewhat passed via the platform_data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) * for now, just whack the register and make the LEDs happy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) * Note: AFAIK, rev B1 needs the same treatement but I'll let
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) * somebody else test it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) writel(0x5, ORION5X_SATA_VIRT_BASE + 0x2c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) /* Warning: D-Link uses a wrong mach-type (=526) in their bootloader */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) MACHINE_START(DNS323, "D-Link DNS-323")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) /* Maintainer: Herbert Valerio Riedel <hvr@gnu.org> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) .nr_irqs = ORION5X_NR_IRQS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) .init_machine = dns323_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) .map_io = orion5x_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) .init_early = orion5x_init_early,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) .init_irq = orion5x_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) .init_time = orion5x_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) .fixup = tag_fixup_mem32,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) .restart = orion5x_restart,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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