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From e6a1210bef8b48a946f1afb6d951f4b2448219ac Mon Sep 17 00:00:00 2001
From: Rene Bolldorf <xsecute@googlemail.com>
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 <xsecute@googlemail.com>
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 <ralf@linux-mips.org>
---
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 <xsecute@googlemail.com>
+ *
+ * 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 <linux/init.h>
+#include <linux/pci.h>
+
+#ifdef CONFIG_PCI
+#include <linux/ath9k_platform.h>
+#include <asm/mach-ath79/pci-ath724x.h>
+#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 */
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