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Openwrt/target/linux/ar71xx/files/arch/mips/ath79/mach-rb4xx.c
W. Michael Petullo 8c7d6c47a7 ar71xx: fix ath79/rb4xx IRQ initialization on kernel 4.14 
Apply the same approach as in commit 3b53d6fdbc ("ar71xx: fix pci irq
init on kernel 4.14") to fix IRQ initialization for ath79-based chipsets
on rb4xx.

Ref: PR#2182
Acked-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
Signed-off-by: W. Michael Petullo <mike@flyn.org>
[commit ref fix]
Signed-off-by: Petr Štetiar <ynezz@true.cz>
2019-07-03 07:45:00 +02:00

466 lines
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/*
* MikroTik RouterBOARD 4xx series support
*
* Copyright (C) 2008-2012 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/platform_data/mdio-gpio.h>
#include <linux/mmc/host.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/spi/mmc_spi.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/rb4xx_cpld.h>
#include "common.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-usb.h"
#include "machtypes.h"
#include "pci.h"
#define RB4XX_GPIO_USER_LED 4
#define RB4XX_GPIO_RESET_SWITCH 7
#define RB4XX_GPIO_CPLD_BASE 32
#define RB4XX_GPIO_CPLD_LED1 (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED1)
#define RB4XX_GPIO_CPLD_LED2 (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED2)
#define RB4XX_GPIO_CPLD_LED3 (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED3)
#define RB4XX_GPIO_CPLD_LED4 (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED4)
#define RB4XX_GPIO_CPLD_LED5 (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED5)
#define RB4XX_KEYS_POLL_INTERVAL 20 /* msecs */
#define RB4XX_KEYS_DEBOUNCE_INTERVAL (3 * RB4XX_KEYS_POLL_INTERVAL)
static struct gpio_led rb4xx_leds_gpio[] __initdata = {
{
.name = "rb4xx:yellow:user",
.gpio = RB4XX_GPIO_USER_LED,
.active_low = 0,
}, {
.name = "rb4xx:green:led1",
.gpio = RB4XX_GPIO_CPLD_LED1,
.active_low = 1,
}, {
.name = "rb4xx:green:led2",
.gpio = RB4XX_GPIO_CPLD_LED2,
.active_low = 1,
}, {
.name = "rb4xx:green:led3",
.gpio = RB4XX_GPIO_CPLD_LED3,
.active_low = 1,
}, {
.name = "rb4xx:green:led4",
.gpio = RB4XX_GPIO_CPLD_LED4,
.active_low = 1,
}, {
.name = "rb4xx:green:led5",
.gpio = RB4XX_GPIO_CPLD_LED5,
.active_low = 0,
},
};
static struct gpio_keys_button rb4xx_gpio_keys[] __initdata = {
{
.desc = "reset_switch",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = RB4XX_KEYS_DEBOUNCE_INTERVAL,
.gpio = RB4XX_GPIO_RESET_SWITCH,
.active_low = 1,
}
};
static struct platform_device rb4xx_nand_device = {
.name = "rb4xx-nand",
.id = -1,
};
static struct ath79_pci_irq rb4xx_pci_irqs[] = {
{
.slot = 17,
.pin = 1,
.irq = ATH79_PCI_IRQ(2),
}, {
.slot = 18,
.pin = 1,
.irq = ATH79_PCI_IRQ(0),
}, {
.slot = 18,
.pin = 2,
.irq = ATH79_PCI_IRQ(1),
}, {
.slot = 19,
.pin = 1,
.irq = ATH79_PCI_IRQ(1),
}, {
.slot = 19,
.pin = 2,
.irq = ATH79_PCI_IRQ(2),
}, {
.slot = 20,
.pin = 1,
.irq = ATH79_PCI_IRQ(2),
}, {
.slot = 20,
.pin = 2,
.irq = ATH79_PCI_IRQ(0),
}, {
.slot = 21,
.pin = 1,
.irq = ATH79_PCI_IRQ(0),
}, {
.slot = 22,
.pin = 1,
.irq = ATH79_PCI_IRQ(1),
}, {
.slot = 22,
.pin = 2,
.irq = ATH79_PCI_IRQ(2),
}, {
.slot = 23,
.pin = 1,
.irq = ATH79_PCI_IRQ(2),
}, {
.slot = 23,
.pin = 2,
.irq = ATH79_PCI_IRQ(0),
}
};
static struct mtd_partition rb4xx_partitions[] = {
{
.name = "routerboot",
.offset = 0,
.size = 0x0b000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "hard_config",
.offset = 0x0b000,
.size = 0x01000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "bios",
.offset = 0x0d000,
.size = 0x02000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "soft_config",
.offset = 0x0f000,
.size = 0x01000,
}
};
static struct flash_platform_data rb4xx_flash_data = {
.type = "pm25lv512",
.parts = rb4xx_partitions,
.nr_parts = ARRAY_SIZE(rb4xx_partitions),
};
static struct rb4xx_cpld_platform_data rb4xx_cpld_data = {
.gpio_base = RB4XX_GPIO_CPLD_BASE,
};
static struct mmc_spi_platform_data rb4xx_mmc_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
};
static struct spi_board_info rb4xx_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "m25p80",
.platform_data = &rb4xx_flash_data,
}, {
.bus_num = 0,
.chip_select = 1,
.max_speed_hz = 25000000,
.modalias = "spi-rb4xx-cpld",
.platform_data = &rb4xx_cpld_data,
}
};
static struct spi_board_info rb4xx_microsd_info[] = {
{
.bus_num = 0,
.chip_select = 2,
.max_speed_hz = 25000000,
.modalias = "mmc_spi",
.platform_data = &rb4xx_mmc_data,
}
};
static struct resource rb4xx_spi_resources[] = {
{
.start = AR71XX_SPI_BASE,
.end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device rb4xx_spi_device = {
.name = "rb4xx-spi",
.id = -1,
.resource = rb4xx_spi_resources,
.num_resources = ARRAY_SIZE(rb4xx_spi_resources),
};
static void __init rb4xx_generic_setup(void)
{
ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
AR71XX_GPIO_FUNC_SPI_CS2_EN);
ath79_register_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
rb4xx_leds_gpio);
ath79_register_gpio_keys_polled(-1, RB4XX_KEYS_POLL_INTERVAL,
ARRAY_SIZE(rb4xx_gpio_keys),
rb4xx_gpio_keys);
spi_register_board_info(rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
platform_device_register(&rb4xx_spi_device);
platform_device_register(&rb4xx_nand_device);
}
static void __init rb411_setup(void)
{
rb4xx_generic_setup();
spi_register_board_info(rb4xx_microsd_info,
ARRAY_SIZE(rb4xx_microsd_info));
ath79_register_mdio(0, 0xfffffffc);
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ath79_eth0_data.phy_mask = 0x00000003;
ath79_register_eth(0);
ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
ath79_register_pci();
}
MIPS_MACHINE(ATH79_MACH_RB_411, "411", "MikroTik RouterBOARD 411/A/AH",
rb411_setup);
static void __init rb411u_setup(void)
{
rb411_setup();
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_RB_411U, "411U", "MikroTik RouterBOARD 411U",
rb411u_setup);
#define RB433_LAN_PHYMASK BIT(0)
#define RB433_WAN_PHYMASK BIT(4)
#define RB433_MDIO_PHYMASK (RB433_LAN_PHYMASK | RB433_WAN_PHYMASK)
static void __init rb433_setup(void)
{
rb4xx_generic_setup();
spi_register_board_info(rb4xx_microsd_info,
ARRAY_SIZE(rb4xx_microsd_info));
ath79_register_mdio(0, ~RB433_MDIO_PHYMASK);
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 1);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ath79_eth0_data.phy_mask = RB433_LAN_PHYMASK;
ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 0);
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
ath79_eth1_data.phy_mask = RB433_WAN_PHYMASK;
ath79_register_eth(1);
ath79_register_eth(0);
ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
ath79_register_pci();
}
MIPS_MACHINE(ATH79_MACH_RB_433, "433", "MikroTik RouterBOARD 433/AH",
rb433_setup);
static void __init rb433u_setup(void)
{
rb433_setup();
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_RB_433U, "433U", "MikroTik RouterBOARD 433UAH",
rb433u_setup);
static void __init rb435g_setup(void)
{
rb4xx_generic_setup();
spi_register_board_info(rb4xx_microsd_info,
ARRAY_SIZE(rb4xx_microsd_info));
ath79_register_mdio(0, ~RB433_MDIO_PHYMASK);
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 1);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = RB433_LAN_PHYMASK;
ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 0);
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth1_data.phy_mask = RB433_WAN_PHYMASK;
ath79_register_eth(1);
ath79_register_eth(0);
ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
ath79_register_pci();
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_RB_435G, "435G", "MikroTik RouterBOARD 435G",
rb435g_setup);
#define RB450_LAN_PHYMASK BIT(0)
#define RB450_WAN_PHYMASK BIT(4)
#define RB450_MDIO_PHYMASK (RB450_LAN_PHYMASK | RB450_WAN_PHYMASK)
static void __init rb450_generic_setup(int gige)
{
rb4xx_generic_setup();
ath79_register_mdio(0, ~RB450_MDIO_PHYMASK);
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 1);
ath79_eth0_data.phy_if_mode = (gige) ?
PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_MII;
ath79_eth0_data.phy_mask = RB450_LAN_PHYMASK;
ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 0);
ath79_eth1_data.phy_if_mode = (gige) ?
PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_RMII;
ath79_eth1_data.phy_mask = RB450_WAN_PHYMASK;
ath79_register_eth(1);
ath79_register_eth(0);
}
static void __init rb450_setup(void)
{
rb450_generic_setup(0);
}
MIPS_MACHINE(ATH79_MACH_RB_450, "450", "MikroTik RouterBOARD 450",
rb450_setup);
static void __init rb450g_setup(void)
{
rb450_generic_setup(1);
spi_register_board_info(rb4xx_microsd_info,
ARRAY_SIZE(rb4xx_microsd_info));
}
MIPS_MACHINE(ATH79_MACH_RB_450G, "450G", "MikroTik RouterBOARD 450G",
rb450g_setup);
static void __init rb493_setup(void)
{
rb4xx_generic_setup();
ath79_register_mdio(0, 0x3fffff00);
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ath79_eth0_data.speed = SPEED_100;
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
ath79_eth1_data.phy_mask = 0x00000001;
ath79_register_eth(0);
ath79_register_eth(1);
ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
ath79_register_pci();
}
MIPS_MACHINE(ATH79_MACH_RB_493, "493", "MikroTik RouterBOARD 493/AH",
rb493_setup);
#define RB493G_GPIO_MDIO_MDC 7
#define RB493G_GPIO_MDIO_DATA 8
#define RB493G_MDIO_PHYMASK BIT(0)
static struct mdio_gpio_platform_data rb493g_mdio_data = {
.mdc = RB493G_GPIO_MDIO_MDC,
.mdio = RB493G_GPIO_MDIO_DATA,
.phy_mask = ~RB493G_MDIO_PHYMASK,
};
static struct platform_device rb493g_mdio_device = {
.name = "mdio-gpio",
.id = -1,
.dev = {
.platform_data = &rb493g_mdio_data,
},
};
static void __init rb493g_setup(void)
{
ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
AR71XX_GPIO_FUNC_SPI_CS2_EN);
ath79_register_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
rb4xx_leds_gpio);
spi_register_board_info(rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
spi_register_board_info(rb4xx_microsd_info,
ARRAY_SIZE(rb4xx_microsd_info));
platform_device_register(&rb4xx_spi_device);
platform_device_register(&rb4xx_nand_device);
ath79_register_mdio(0, ~RB493G_MDIO_PHYMASK);
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = RB493G_MDIO_PHYMASK;
ath79_eth0_data.speed = SPEED_1000;
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth1_data.mii_bus_dev = &rb493g_mdio_device.dev;
ath79_eth1_data.phy_mask = RB493G_MDIO_PHYMASK;
ath79_eth1_data.speed = SPEED_1000;
ath79_eth1_data.duplex = DUPLEX_FULL;
platform_device_register(&rb493g_mdio_device);
ath79_register_eth(1);
ath79_register_eth(0);
ath79_register_usb();
ath79_pci_set_irq_map(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
ath79_register_pci();
}
MIPS_MACHINE(ATH79_MACH_RB_493G, "493G", "MikroTik RouterBOARD 493G",
rb493g_setup);
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