target/linux/ar71xx/patches-3.2/018-Initial-support-for-the-Ubiquiti-Networks-XM-board-r.patch

   1 From e6a1210bef8b48a946f1afb6d951f4b2448219ac Mon Sep 17 00:00:00 2001
   2 From: Rene Bolldorf <xsecute@googlemail.com>
   3 Date: Fri, 18 Nov 2011 00:17:42 +0000
   4 Subject: [PATCH 18/27] Initial support for the Ubiquiti Networks XM board (rev 1.0).
   5
   6 Signed-off-by: Rene Bolldorf <xsecute@googlemail.com>
   7 Cc: linux-mips@linux-mips.org
   8 Cc: linux-kernel@vger.kernel.org
   9 Patchwork: https://patchwork.linux-mips.org/patch/3020/
  10 Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
  11 ---
  12  arch/mips/ath79/Kconfig        |   11 ++++
  13  arch/mips/ath79/Makefile       |    1 +
  14  arch/mips/ath79/mach-ubnt-xm.c |  119 ++++++++++++++++++++++++++++++++++++++++
  15  arch/mips/ath79/machtypes.h    |    1 +
  16  4 files changed, 132 insertions(+), 0 deletions(-)
  17  create mode 100644 arch/mips/ath79/mach-ubnt-xm.c
  18
  19 --- a/arch/mips/ath79/Kconfig
  20 +++ b/arch/mips/ath79/Kconfig
  21 @@ -36,6 +36,16 @@ config ATH79_MACH_PB44
  22           Say 'Y' here if you want your kernel to support the
  23           Atheros PB44 reference board.
  24
  25 +config ATH79_MACH_UBNT_XM
  26 +       bool "Ubiquiti Networks XM (rev 1.0) board"
  27 +       select SOC_AR724X
  28 +       select ATH79_DEV_GPIO_BUTTONS
  29 +       select ATH79_DEV_LEDS_GPIO
  30 +       select ATH79_DEV_SPI
  31 +       help
  32 +         Say 'Y' here if you want your kernel to support the
  33 +         Ubiquiti Networks XM (rev 1.0) board.
  34 +
  35  endmenu
  36
  37  config SOC_AR71XX
  38 @@ -46,6 +56,7 @@ config SOC_AR71XX
  39  config SOC_AR724X
  40         select USB_ARCH_HAS_EHCI
  41         select USB_ARCH_HAS_OHCI
  42 +       select HW_HAS_PCI
  43         def_bool n
  44
  45  config SOC_AR913X
  46 --- a/arch/mips/ath79/Makefile
  47 +++ b/arch/mips/ath79/Makefile
  48 @@ -28,3 +28,4 @@ obj-$(CONFIG_ATH79_DEV_USB)           += dev-usb.
  49  obj-$(CONFIG_ATH79_MACH_AP121)         += mach-ap121.o
  50  obj-$(CONFIG_ATH79_MACH_AP81)          += mach-ap81.o
  51  obj-$(CONFIG_ATH79_MACH_PB44)          += mach-pb44.o
  52 +obj-$(CONFIG_ATH79_MACH_UBNT_XM)       += mach-ubnt-xm.o
  53 --- /dev/null
  54 +++ b/arch/mips/ath79/mach-ubnt-xm.c
  55 @@ -0,0 +1,119 @@
  56 +/*
  57 + *  Ubiquiti Networks XM (rev 1.0) board support
  58 + *
  59 + *  Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com>
  60 + *
  61 + *  Derived from: mach-pb44.c
  62 + *
  63 + *  This program is free software; you can redistribute it and/or modify it
  64 + *  under the terms of the GNU General Public License version 2 as published
  65 + *  by the Free Software Foundation.
  66 + */
  67 +
  68 +#include <linux/init.h>
  69 +#include <linux/pci.h>
  70 +
  71 +#ifdef CONFIG_PCI
  72 +#include <linux/ath9k_platform.h>
  73 +#include <asm/mach-ath79/pci-ath724x.h>
  74 +#endif /* CONFIG_PCI */
  75 +
  76 +#include "machtypes.h"
  77 +#include "dev-gpio-buttons.h"
  78 +#include "dev-leds-gpio.h"
  79 +#include "dev-spi.h"
  80 +
  81 +#define UBNT_XM_GPIO_LED_L1            0
  82 +#define UBNT_XM_GPIO_LED_L2            1
  83 +#define UBNT_XM_GPIO_LED_L3            11
  84 +#define UBNT_XM_GPIO_LED_L4            7
  85 +
  86 +#define UBNT_XM_GPIO_BTN_RESET         12
  87 +
  88 +#define UBNT_XM_KEYS_POLL_INTERVAL     20
  89 +#define UBNT_XM_KEYS_DEBOUNCE_INTERVAL (3 * UBNT_XM_KEYS_POLL_INTERVAL)
  90 +
  91 +#define UBNT_XM_PCI_IRQ                        48
  92 +#define UBNT_XM_EEPROM_ADDR            (u8 *) KSEG1ADDR(0x1fff1000)
  93 +
  94 +static struct gpio_led ubnt_xm_leds_gpio[] __initdata = {
  95 +       {
  96 +               .name           = "ubnt-xm:red:link1",
  97 +               .gpio           = UBNT_XM_GPIO_LED_L1,
  98 +               .active_low     = 0,
  99 +       }, {
 100 +               .name           = "ubnt-xm:orange:link2",
 101 +               .gpio           = UBNT_XM_GPIO_LED_L2,
 102 +               .active_low     = 0,
 103 +       }, {
 104 +               .name           = "ubnt-xm:green:link3",
 105 +               .gpio           = UBNT_XM_GPIO_LED_L3,
 106 +               .active_low     = 0,
 107 +       }, {
 108 +               .name           = "ubnt-xm:green:link4",
 109 +               .gpio           = UBNT_XM_GPIO_LED_L4,
 110 +               .active_low     = 0,
 111 +       },
 112 +};
 113 +
 114 +static struct gpio_keys_button ubnt_xm_gpio_keys[] __initdata = {
 115 +       {
 116 +               .desc                   = "reset",
 117 +               .type                   = EV_KEY,
 118 +               .code                   = KEY_RESTART,
 119 +               .debounce_interval      = UBNT_XM_KEYS_DEBOUNCE_INTERVAL,
 120 +               .gpio                   = UBNT_XM_GPIO_BTN_RESET,
 121 +               .active_low             = 1,
 122 +       }
 123 +};
 124 +
 125 +static struct spi_board_info ubnt_xm_spi_info[] = {
 126 +       {
 127 +               .bus_num        = 0,
 128 +               .chip_select    = 0,
 129 +               .max_speed_hz   = 25000000,
 130 +               .modalias       = "mx25l6405d",
 131 +       }
 132 +};
 133 +
 134 +static struct ath79_spi_platform_data ubnt_xm_spi_data = {
 135 +       .bus_num                = 0,
 136 +       .num_chipselect         = 1,
 137 +};
 138 +
 139 +#ifdef CONFIG_PCI
 140 +static struct ath9k_platform_data ubnt_xm_eeprom_data;
 141 +
 142 +static struct ath724x_pci_data ubnt_xm_pci_data[] = {
 143 +       {
 144 +               .irq    = UBNT_XM_PCI_IRQ,
 145 +               .pdata  = &ubnt_xm_eeprom_data,
 146 +       },
 147 +};
 148 +#endif /* CONFIG_PCI */
 149 +
 150 +static void __init ubnt_xm_init(void)
 151 +{
 152 +       ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_xm_leds_gpio),
 153 +                                ubnt_xm_leds_gpio);
 154 +
 155 +       ath79_register_gpio_keys_polled(-1, UBNT_XM_KEYS_POLL_INTERVAL,
 156 +                                       ARRAY_SIZE(ubnt_xm_gpio_keys),
 157 +                                       ubnt_xm_gpio_keys);
 158 +
 159 +       ath79_register_spi(&ubnt_xm_spi_data, ubnt_xm_spi_info,
 160 +                          ARRAY_SIZE(ubnt_xm_spi_info));
 161 +
 162 +#ifdef CONFIG_PCI
 163 +       memcpy(ubnt_xm_eeprom_data.eeprom_data, UBNT_XM_EEPROM_ADDR,
 164 +              sizeof(ubnt_xm_eeprom_data.eeprom_data));
 165 +
 166 +       ath724x_pci_add_data(ubnt_xm_pci_data, ARRAY_SIZE(ubnt_xm_pci_data));
 167 +#endif /* CONFIG_PCI */
 168 +
 169 +}
 170 +
 171 +MIPS_MACHINE(ATH79_MACH_UBNT_XM,
 172 +            "UBNT-XM",
 173 +            "Ubiquiti Networks XM (rev 1.0) board",
 174 +            ubnt_xm_init);
 175 --- a/arch/mips/ath79/machtypes.h
 176 +++ b/arch/mips/ath79/machtypes.h
 177 @@ -19,6 +19,7 @@ enum ath79_mach_type {
 178         ATH79_MACH_AP121,               /* Atheros AP121 reference board */
 179         ATH79_MACH_AP81,                /* Atheros AP81 reference board */
 180         ATH79_MACH_PB44,                /* Atheros PB44 reference board */
 181 +       ATH79_MACH_UBNT_XM,             /* Ubiquiti Networks XM board rev 1.0 */
 182  };
 183
 184  #endif /* _ATH79_MACHTYPE_H */