| 1 | From a01e8727327cf0fb6382ca8700a3a3f73d93202a Mon Sep 17 00:00:00 2001 |
| 2 | From: Gabor Juhos <juhosg@openwrt.org> |
| 3 | Date: Fri, 9 Dec 2011 22:23:02 +0100 |
| 4 | Subject: [PATCH 34/35] MIPS: ath79: add initial support for the Atheros DB120 board |
| 5 | |
| 6 | Signed-off-by: Gabor Juhos <juhosg@openwrt.org> |
| 7 | Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com> |
| 8 | --- |
| 9 | arch/mips/ath79/Kconfig | 12 +++ |
| 10 | arch/mips/ath79/Makefile | 1 + |
| 11 | arch/mips/ath79/mach-db120.c | 155 ++++++++++++++++++++++++++++++++++++++++++ |
| 12 | arch/mips/ath79/machtypes.h | 1 + |
| 13 | 4 files changed, 169 insertions(+), 0 deletions(-) |
| 14 | create mode 100644 arch/mips/ath79/mach-db120.c |
| 15 | |
| 16 | --- a/arch/mips/ath79/Kconfig |
| 17 | +++ b/arch/mips/ath79/Kconfig |
| 18 | @@ -26,6 +26,18 @@ config ATH79_MACH_AP81 |
| 19 | Say 'Y' here if you want your kernel to support the |
| 20 | Atheros AP81 reference board. |
| 21 | |
| 22 | +config ATH79_MACH_DB120 |
| 23 | + bool "Atheros DB120 reference board" |
| 24 | + select SOC_AR934X |
| 25 | + select ATH79_DEV_GPIO_BUTTONS |
| 26 | + select ATH79_DEV_LEDS_GPIO |
| 27 | + select ATH79_DEV_SPI |
| 28 | + select ATH79_DEV_USB |
| 29 | + select ATH79_DEV_WMAC |
| 30 | + help |
| 31 | + Say 'Y' here if you want your kernel to support the |
| 32 | + Atheros DB120 reference board. |
| 33 | + |
| 34 | config ATH79_MACH_PB44 |
| 35 | bool "Atheros PB44 reference board" |
| 36 | select SOC_AR71XX |
| 37 | --- a/arch/mips/ath79/Makefile |
| 38 | +++ b/arch/mips/ath79/Makefile |
| 39 | @@ -28,5 +28,6 @@ obj-$(CONFIG_ATH79_DEV_WMAC) += dev-wma |
| 40 | # |
| 41 | obj-$(CONFIG_ATH79_MACH_AP121) += mach-ap121.o |
| 42 | obj-$(CONFIG_ATH79_MACH_AP81) += mach-ap81.o |
| 43 | +obj-$(CONFIG_ATH79_MACH_DB120) += mach-db120.o |
| 44 | obj-$(CONFIG_ATH79_MACH_PB44) += mach-pb44.o |
| 45 | obj-$(CONFIG_ATH79_MACH_UBNT_XM) += mach-ubnt-xm.o |
| 46 | --- /dev/null |
| 47 | +++ b/arch/mips/ath79/mach-db120.c |
| 48 | @@ -0,0 +1,155 @@ |
| 49 | +/* |
| 50 | + * Atheros DB120 reference board support |
| 51 | + * |
| 52 | + * Copyright (c) 2011 Qualcomm Atheros |
| 53 | + * Copyright (c) 2011 Gabor Juhos <juhosg@openwrt.org> |
| 54 | + * |
| 55 | + * All rights reserved. |
| 56 | + * |
| 57 | + * Redistribution and use in source and binary forms, with or without |
| 58 | + * modification, are permitted (subject to the limitations in the |
| 59 | + * disclaimer below) provided that the following conditions are met: |
| 60 | + * |
| 61 | + * * Redistributions of source code must retain the above copyright |
| 62 | + * notice, this list of conditions and the following disclaimer. |
| 63 | + * |
| 64 | + * * Redistributions in binary form must reproduce the above copyright |
| 65 | + * notice, this list of conditions and the following disclaimer in the |
| 66 | + * documentation and/or other materials provided with the |
| 67 | + * distribution. |
| 68 | + * |
| 69 | + * * Neither the name of Qualcomm Atheros nor the names of its |
| 70 | + * contributors may be used to endorse or promote products derived |
| 71 | + * from this software without specific prior written permission. |
| 72 | + * |
| 73 | + * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE |
| 74 | + * GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT |
| 75 | + * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED |
| 76 | + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 77 | + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 78 | + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 79 | + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 80 | + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 81 | + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 82 | + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 83 | + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 84 | + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 85 | + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 86 | + */ |
| 87 | + |
| 88 | +#include <linux/pci.h> |
| 89 | +#include <linux/ath9k_platform.h> |
| 90 | + |
| 91 | +#include "machtypes.h" |
| 92 | +#include "dev-gpio-buttons.h" |
| 93 | +#include "dev-leds-gpio.h" |
| 94 | +#include "dev-spi.h" |
| 95 | +#include "dev-usb.h" |
| 96 | +#include "dev-wmac.h" |
| 97 | +#include "pci.h" |
| 98 | + |
| 99 | +#define DB120_GPIO_LED_WLAN_5G 12 |
| 100 | +#define DB120_GPIO_LED_WLAN_2G 13 |
| 101 | +#define DB120_GPIO_LED_STATUS 14 |
| 102 | +#define DB120_GPIO_LED_WPS 15 |
| 103 | + |
| 104 | +#define DB120_GPIO_BTN_WPS 16 |
| 105 | + |
| 106 | +#define DB120_KEYS_POLL_INTERVAL 20 /* msecs */ |
| 107 | +#define DB120_KEYS_DEBOUNCE_INTERVAL (3 * DB120_KEYS_POLL_INTERVAL) |
| 108 | + |
| 109 | +#define DB120_WMAC_CALDATA_OFFSET 0x1000 |
| 110 | +#define DB120_PCIE_CALDATA_OFFSET 0x5000 |
| 111 | + |
| 112 | +static struct gpio_led db120_leds_gpio[] __initdata = { |
| 113 | + { |
| 114 | + .name = "db120:green:status", |
| 115 | + .gpio = DB120_GPIO_LED_STATUS, |
| 116 | + .active_low = 1, |
| 117 | + }, |
| 118 | + { |
| 119 | + .name = "db120:green:wps", |
| 120 | + .gpio = DB120_GPIO_LED_WPS, |
| 121 | + .active_low = 1, |
| 122 | + }, |
| 123 | + { |
| 124 | + .name = "db120:green:wlan-5g", |
| 125 | + .gpio = DB120_GPIO_LED_WLAN_5G, |
| 126 | + .active_low = 1, |
| 127 | + }, |
| 128 | + { |
| 129 | + .name = "db120:green:wlan-2g", |
| 130 | + .gpio = DB120_GPIO_LED_WLAN_2G, |
| 131 | + .active_low = 1, |
| 132 | + }, |
| 133 | +}; |
| 134 | + |
| 135 | +static struct gpio_keys_button db120_gpio_keys[] __initdata = { |
| 136 | + { |
| 137 | + .desc = "WPS button", |
| 138 | + .type = EV_KEY, |
| 139 | + .code = KEY_WPS_BUTTON, |
| 140 | + .debounce_interval = DB120_KEYS_DEBOUNCE_INTERVAL, |
| 141 | + .gpio = DB120_GPIO_BTN_WPS, |
| 142 | + .active_low = 1, |
| 143 | + }, |
| 144 | +}; |
| 145 | + |
| 146 | +static struct spi_board_info db120_spi_info[] = { |
| 147 | + { |
| 148 | + .bus_num = 0, |
| 149 | + .chip_select = 0, |
| 150 | + .max_speed_hz = 25000000, |
| 151 | + .modalias = "s25sl064a", |
| 152 | + } |
| 153 | +}; |
| 154 | + |
| 155 | +static struct ath79_spi_platform_data db120_spi_data = { |
| 156 | + .bus_num = 0, |
| 157 | + .num_chipselect = 1, |
| 158 | +}; |
| 159 | + |
| 160 | +#ifdef CONFIG_PCI |
| 161 | +static struct ath9k_platform_data db120_ath9k_data; |
| 162 | + |
| 163 | +static int db120_pci_plat_dev_init(struct pci_dev *dev) |
| 164 | +{ |
| 165 | + switch (PCI_SLOT(dev->devfn)) { |
| 166 | + case 0: |
| 167 | + dev->dev.platform_data = &db120_ath9k_data; |
| 168 | + break; |
| 169 | + } |
| 170 | + |
| 171 | + return 0; |
| 172 | +} |
| 173 | + |
| 174 | +static void __init db120_pci_init(u8 *eeprom) |
| 175 | +{ |
| 176 | + memcpy(db120_ath9k_data.eeprom_data, eeprom, |
| 177 | + sizeof(db120_ath9k_data.eeprom_data)); |
| 178 | + |
| 179 | + ath79_pci_set_plat_dev_init(db120_pci_plat_dev_init); |
| 180 | + ath79_register_pci(); |
| 181 | +} |
| 182 | +#else |
| 183 | +static inline void db120_pci_init(void) {} |
| 184 | +#endif /* CONFIG_PCI */ |
| 185 | + |
| 186 | +static void __init db120_setup(void) |
| 187 | +{ |
| 188 | + u8 *art = (u8 *) KSEG1ADDR(0x1fff0000); |
| 189 | + |
| 190 | + ath79_register_leds_gpio(-1, ARRAY_SIZE(db120_leds_gpio), |
| 191 | + db120_leds_gpio); |
| 192 | + ath79_register_gpio_keys_polled(-1, DB120_KEYS_POLL_INTERVAL, |
| 193 | + ARRAY_SIZE(db120_gpio_keys), |
| 194 | + db120_gpio_keys); |
| 195 | + ath79_register_spi(&db120_spi_data, db120_spi_info, |
| 196 | + ARRAY_SIZE(db120_spi_info)); |
| 197 | + ath79_register_usb(); |
| 198 | + ath79_register_wmac(art + DB120_WMAC_CALDATA_OFFSET); |
| 199 | + db120_pci_init(art + DB120_PCIE_CALDATA_OFFSET); |
| 200 | +} |
| 201 | + |
| 202 | +MIPS_MACHINE(ATH79_MACH_DB120, "DB120", "Atheros DB120 reference board", |
| 203 | + db120_setup); |
| 204 | --- a/arch/mips/ath79/machtypes.h |
| 205 | +++ b/arch/mips/ath79/machtypes.h |
| 206 | @@ -18,6 +18,7 @@ enum ath79_mach_type { |
| 207 | ATH79_MACH_GENERIC = 0, |
| 208 | ATH79_MACH_AP121, /* Atheros AP121 reference board */ |
| 209 | ATH79_MACH_AP81, /* Atheros AP81 reference board */ |
| 210 | + ATH79_MACH_DB120, /* Atheros DB120 reference board */ |
| 211 | ATH79_MACH_PB44, /* Atheros PB44 reference board */ |
| 212 | ATH79_MACH_UBNT_XM, /* Ubiquiti Networks XM board rev 1.0 */ |
| 213 | }; |
| 214 | |