From e6a1210bef8b48a946f1afb6d951f4b2448219ac Mon Sep 17 00:00:00 2001 From: Rene Bolldorf Date: Fri, 18 Nov 2011 00:17:42 +0000 Subject: [PATCH 18/27] Initial support for the Ubiquiti Networks XM board (rev 1.0). Signed-off-by: Rene Bolldorf Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/3020/ Signed-off-by: Ralf Baechle --- arch/mips/ath79/Kconfig | 11 ++++ arch/mips/ath79/Makefile | 1 + arch/mips/ath79/mach-ubnt-xm.c | 119 ++++++++++++++++++++++++++++++++++++++++ arch/mips/ath79/machtypes.h | 1 + 4 files changed, 132 insertions(+), 0 deletions(-) create mode 100644 arch/mips/ath79/mach-ubnt-xm.c --- a/arch/mips/ath79/Kconfig +++ b/arch/mips/ath79/Kconfig @@ -36,6 +36,16 @@ config ATH79_MACH_PB44 Say 'Y' here if you want your kernel to support the Atheros PB44 reference board. +config ATH79_MACH_UBNT_XM + bool "Ubiquiti Networks XM (rev 1.0) board" + select SOC_AR724X + select ATH79_DEV_GPIO_BUTTONS + select ATH79_DEV_LEDS_GPIO + select ATH79_DEV_SPI + help + Say 'Y' here if you want your kernel to support the + Ubiquiti Networks XM (rev 1.0) board. + endmenu config SOC_AR71XX @@ -46,6 +56,7 @@ config SOC_AR71XX config SOC_AR724X select USB_ARCH_HAS_EHCI select USB_ARCH_HAS_OHCI + select HW_HAS_PCI def_bool n config SOC_AR913X --- a/arch/mips/ath79/Makefile +++ b/arch/mips/ath79/Makefile @@ -28,3 +28,4 @@ obj-$(CONFIG_ATH79_DEV_USB) += dev-usb. obj-$(CONFIG_ATH79_MACH_AP121) += mach-ap121.o obj-$(CONFIG_ATH79_MACH_AP81) += mach-ap81.o obj-$(CONFIG_ATH79_MACH_PB44) += mach-pb44.o +obj-$(CONFIG_ATH79_MACH_UBNT_XM) += mach-ubnt-xm.o --- /dev/null +++ b/arch/mips/ath79/mach-ubnt-xm.c @@ -0,0 +1,119 @@ +/* + * Ubiquiti Networks XM (rev 1.0) board support + * + * Copyright (C) 2011 René Bolldorf + * + * Derived from: mach-pb44.c + * + * 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 +#include + +#ifdef CONFIG_PCI +#include +#include +#endif /* CONFIG_PCI */ + +#include "machtypes.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-spi.h" + +#define UBNT_XM_GPIO_LED_L1 0 +#define UBNT_XM_GPIO_LED_L2 1 +#define UBNT_XM_GPIO_LED_L3 11 +#define UBNT_XM_GPIO_LED_L4 7 + +#define UBNT_XM_GPIO_BTN_RESET 12 + +#define UBNT_XM_KEYS_POLL_INTERVAL 20 +#define UBNT_XM_KEYS_DEBOUNCE_INTERVAL (3 * UBNT_XM_KEYS_POLL_INTERVAL) + +#define UBNT_XM_PCI_IRQ 48 +#define UBNT_XM_EEPROM_ADDR (u8 *) KSEG1ADDR(0x1fff1000) + +static struct gpio_led ubnt_xm_leds_gpio[] __initdata = { + { + .name = "ubnt-xm:red:link1", + .gpio = UBNT_XM_GPIO_LED_L1, + .active_low = 0, + }, { + .name = "ubnt-xm:orange:link2", + .gpio = UBNT_XM_GPIO_LED_L2, + .active_low = 0, + }, { + .name = "ubnt-xm:green:link3", + .gpio = UBNT_XM_GPIO_LED_L3, + .active_low = 0, + }, { + .name = "ubnt-xm:green:link4", + .gpio = UBNT_XM_GPIO_LED_L4, + .active_low = 0, + }, +}; + +static struct gpio_keys_button ubnt_xm_gpio_keys[] __initdata = { + { + .desc = "reset", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = UBNT_XM_KEYS_DEBOUNCE_INTERVAL, + .gpio = UBNT_XM_GPIO_BTN_RESET, + .active_low = 1, + } +}; + +static struct spi_board_info ubnt_xm_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "mx25l6405d", + } +}; + +static struct ath79_spi_platform_data ubnt_xm_spi_data = { + .bus_num = 0, + .num_chipselect = 1, +}; + +#ifdef CONFIG_PCI +static struct ath9k_platform_data ubnt_xm_eeprom_data; + +static struct ath724x_pci_data ubnt_xm_pci_data[] = { + { + .irq = UBNT_XM_PCI_IRQ, + .pdata = &ubnt_xm_eeprom_data, + }, +}; +#endif /* CONFIG_PCI */ + +static void __init ubnt_xm_init(void) +{ + ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_xm_leds_gpio), + ubnt_xm_leds_gpio); + + ath79_register_gpio_keys_polled(-1, UBNT_XM_KEYS_POLL_INTERVAL, + ARRAY_SIZE(ubnt_xm_gpio_keys), + ubnt_xm_gpio_keys); + + ath79_register_spi(&ubnt_xm_spi_data, ubnt_xm_spi_info, + ARRAY_SIZE(ubnt_xm_spi_info)); + +#ifdef CONFIG_PCI + memcpy(ubnt_xm_eeprom_data.eeprom_data, UBNT_XM_EEPROM_ADDR, + sizeof(ubnt_xm_eeprom_data.eeprom_data)); + + ath724x_pci_add_data(ubnt_xm_pci_data, ARRAY_SIZE(ubnt_xm_pci_data)); +#endif /* CONFIG_PCI */ + +} + +MIPS_MACHINE(ATH79_MACH_UBNT_XM, + "UBNT-XM", + "Ubiquiti Networks XM (rev 1.0) board", + ubnt_xm_init); --- a/arch/mips/ath79/machtypes.h +++ b/arch/mips/ath79/machtypes.h @@ -19,6 +19,7 @@ enum ath79_mach_type { ATH79_MACH_AP121, /* Atheros AP121 reference board */ ATH79_MACH_AP81, /* Atheros AP81 reference board */ ATH79_MACH_PB44, /* Atheros PB44 reference board */ + ATH79_MACH_UBNT_XM, /* Ubiquiti Networks XM board rev 1.0 */ }; #endif /* _ATH79_MACHTYPE_H */