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185 lines
5.0 KiB
Diff
185 lines
5.0 KiB
Diff
From e6a1210bef8b48a946f1afb6d951f4b2448219ac Mon Sep 17 00:00:00 2001
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From: Rene Bolldorf <xsecute@googlemail.com>
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Date: Fri, 18 Nov 2011 00:17:42 +0000
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Subject: [PATCH 18/27] Initial support for the Ubiquiti Networks XM board (rev 1.0).
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Signed-off-by: Rene Bolldorf <xsecute@googlemail.com>
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Cc: linux-mips@linux-mips.org
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Cc: linux-kernel@vger.kernel.org
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Patchwork: https://patchwork.linux-mips.org/patch/3020/
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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---
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arch/mips/ath79/Kconfig | 11 ++++
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arch/mips/ath79/Makefile | 1 +
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arch/mips/ath79/mach-ubnt-xm.c | 119 ++++++++++++++++++++++++++++++++++++++++
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arch/mips/ath79/machtypes.h | 1 +
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4 files changed, 132 insertions(+), 0 deletions(-)
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create mode 100644 arch/mips/ath79/mach-ubnt-xm.c
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--- a/arch/mips/ath79/Kconfig
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+++ b/arch/mips/ath79/Kconfig
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@@ -36,6 +36,16 @@ config ATH79_MACH_PB44
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Say 'Y' here if you want your kernel to support the
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Atheros PB44 reference board.
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+config ATH79_MACH_UBNT_XM
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+ bool "Ubiquiti Networks XM (rev 1.0) board"
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+ select SOC_AR724X
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+ select ATH79_DEV_GPIO_BUTTONS
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+ select ATH79_DEV_LEDS_GPIO
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+ select ATH79_DEV_SPI
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+ help
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+ Say 'Y' here if you want your kernel to support the
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+ Ubiquiti Networks XM (rev 1.0) board.
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+
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endmenu
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config SOC_AR71XX
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@@ -46,6 +56,7 @@ config SOC_AR71XX
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config SOC_AR724X
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select USB_ARCH_HAS_EHCI
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select USB_ARCH_HAS_OHCI
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+ select HW_HAS_PCI
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def_bool n
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config SOC_AR913X
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--- a/arch/mips/ath79/Makefile
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+++ b/arch/mips/ath79/Makefile
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@@ -28,3 +28,4 @@ obj-$(CONFIG_ATH79_DEV_USB) += dev-usb.
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obj-$(CONFIG_ATH79_MACH_AP121) += mach-ap121.o
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obj-$(CONFIG_ATH79_MACH_AP81) += mach-ap81.o
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obj-$(CONFIG_ATH79_MACH_PB44) += mach-pb44.o
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+obj-$(CONFIG_ATH79_MACH_UBNT_XM) += mach-ubnt-xm.o
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--- /dev/null
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+++ b/arch/mips/ath79/mach-ubnt-xm.c
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@@ -0,0 +1,119 @@
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+/*
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+ * Ubiquiti Networks XM (rev 1.0) board support
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+ *
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+ * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com>
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+ *
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+ * Derived from: mach-pb44.c
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ */
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+
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+#include <linux/init.h>
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+#include <linux/pci.h>
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+
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+#ifdef CONFIG_PCI
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+#include <linux/ath9k_platform.h>
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+#include <asm/mach-ath79/pci-ath724x.h>
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+#endif /* CONFIG_PCI */
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+
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+#include "machtypes.h"
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+#include "dev-gpio-buttons.h"
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+#include "dev-leds-gpio.h"
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+#include "dev-spi.h"
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+
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+#define UBNT_XM_GPIO_LED_L1 0
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+#define UBNT_XM_GPIO_LED_L2 1
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+#define UBNT_XM_GPIO_LED_L3 11
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+#define UBNT_XM_GPIO_LED_L4 7
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+
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+#define UBNT_XM_GPIO_BTN_RESET 12
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+
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+#define UBNT_XM_KEYS_POLL_INTERVAL 20
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+#define UBNT_XM_KEYS_DEBOUNCE_INTERVAL (3 * UBNT_XM_KEYS_POLL_INTERVAL)
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+
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+#define UBNT_XM_PCI_IRQ 48
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+#define UBNT_XM_EEPROM_ADDR (u8 *) KSEG1ADDR(0x1fff1000)
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+
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+static struct gpio_led ubnt_xm_leds_gpio[] __initdata = {
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+ {
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+ .name = "ubnt-xm:red:link1",
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+ .gpio = UBNT_XM_GPIO_LED_L1,
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+ .active_low = 0,
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+ }, {
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+ .name = "ubnt-xm:orange:link2",
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+ .gpio = UBNT_XM_GPIO_LED_L2,
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+ .active_low = 0,
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+ }, {
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+ .name = "ubnt-xm:green:link3",
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+ .gpio = UBNT_XM_GPIO_LED_L3,
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+ .active_low = 0,
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+ }, {
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+ .name = "ubnt-xm:green:link4",
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+ .gpio = UBNT_XM_GPIO_LED_L4,
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+ .active_low = 0,
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+ },
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+};
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+
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+static struct gpio_keys_button ubnt_xm_gpio_keys[] __initdata = {
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+ {
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+ .desc = "reset",
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+ .type = EV_KEY,
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+ .code = KEY_RESTART,
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+ .debounce_interval = UBNT_XM_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = UBNT_XM_GPIO_BTN_RESET,
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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 spi_board_info ubnt_xm_spi_info[] = {
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+ {
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+ .bus_num = 0,
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+ .chip_select = 0,
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+ .max_speed_hz = 25000000,
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+ .modalias = "mx25l6405d",
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+ }
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+};
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+
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+static struct ath79_spi_platform_data ubnt_xm_spi_data = {
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+ .bus_num = 0,
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+ .num_chipselect = 1,
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+};
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+
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+#ifdef CONFIG_PCI
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+static struct ath9k_platform_data ubnt_xm_eeprom_data;
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+
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+static struct ath724x_pci_data ubnt_xm_pci_data[] = {
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+ {
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+ .irq = UBNT_XM_PCI_IRQ,
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+ .pdata = &ubnt_xm_eeprom_data,
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+ },
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+};
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+#endif /* CONFIG_PCI */
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+
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+static void __init ubnt_xm_init(void)
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+{
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+ ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_xm_leds_gpio),
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+ ubnt_xm_leds_gpio);
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+
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+ ath79_register_gpio_keys_polled(-1, UBNT_XM_KEYS_POLL_INTERVAL,
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+ ARRAY_SIZE(ubnt_xm_gpio_keys),
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+ ubnt_xm_gpio_keys);
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+
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+ ath79_register_spi(&ubnt_xm_spi_data, ubnt_xm_spi_info,
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+ ARRAY_SIZE(ubnt_xm_spi_info));
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+
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+#ifdef CONFIG_PCI
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+ memcpy(ubnt_xm_eeprom_data.eeprom_data, UBNT_XM_EEPROM_ADDR,
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+ sizeof(ubnt_xm_eeprom_data.eeprom_data));
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+
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+ ath724x_pci_add_data(ubnt_xm_pci_data, ARRAY_SIZE(ubnt_xm_pci_data));
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+#endif /* CONFIG_PCI */
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+
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+}
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+
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+MIPS_MACHINE(ATH79_MACH_UBNT_XM,
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+ "UBNT-XM",
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+ "Ubiquiti Networks XM (rev 1.0) board",
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+ ubnt_xm_init);
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--- a/arch/mips/ath79/machtypes.h
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+++ b/arch/mips/ath79/machtypes.h
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@@ -19,6 +19,7 @@ enum ath79_mach_type {
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ATH79_MACH_AP121, /* Atheros AP121 reference board */
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ATH79_MACH_AP81, /* Atheros AP81 reference board */
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ATH79_MACH_PB44, /* Atheros PB44 reference board */
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+ ATH79_MACH_UBNT_XM, /* Ubiquiti Networks XM board rev 1.0 */
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};
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#endif /* _ATH79_MACHTYPE_H */
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