diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c new file mode 100644 index 0000000..8a274ea --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c @@ -0,0 +1,98 @@ +/* + * Atheros AR9XXX SoCs built-in WMAC device support + * + * Copyright (C) 2010-2011 Jaiganesh Narayanan <jnarayanan@atheros.com> + * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * + * Parts of this file are based on Atheros 2.6.15/2.6.31 BSP + * + * 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/kernel.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/etherdevice.h> +#include <linux/platform_device.h> +#include <linux/ath9k_platform.h> + +#include <asm/mach-ar71xx/ar71xx.h> + +#include "dev-ar9xxx-wmac.h" + +static struct ath9k_platform_data ar9xxx_wmac_data = { + .led_pin = -1, +}; +static char ar9xxx_wmac_mac[6]; + +static struct resource ar9xxx_wmac_resources[] = { + { + /* .start and .end fields are filled dynamically */ + .flags = IORESOURCE_MEM, + }, { + .start = AR71XX_CPU_IRQ_IP2, + .end = AR71XX_CPU_IRQ_IP2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device ar9xxx_wmac_device = { + .name = "ath9k", + .id = -1, + .resource = ar9xxx_wmac_resources, + .num_resources = ARRAY_SIZE(ar9xxx_wmac_resources), + .dev = { + .platform_data = &ar9xxx_wmac_data, + }, +}; + +static void ar913x_wmac_init(void) +{ + ar71xx_device_stop(RESET_MODULE_AMBA2WMAC); + mdelay(10); + + ar71xx_device_start(RESET_MODULE_AMBA2WMAC); + mdelay(10); + + ar9xxx_wmac_resources[0].start = AR91XX_WMAC_BASE; + ar9xxx_wmac_resources[0].end = AR91XX_WMAC_BASE + AR91XX_WMAC_SIZE - 1; +} + +static void ar934x_wmac_init(void) +{ + ar9xxx_wmac_resources[0].start = AR934X_WMAC_BASE; + ar9xxx_wmac_resources[0].end = AR934X_WMAC_BASE + AR934X_WMAC_SIZE - 1; +} + +void __init ar9xxx_add_device_wmac(u8 *cal_data, u8 *mac_addr) +{ + switch (ar71xx_soc) { + case AR71XX_SOC_AR9130: + case AR71XX_SOC_AR9132: + ar913x_wmac_init(); + break; + + case AR71XX_SOC_AR9341: + case AR71XX_SOC_AR9342: + case AR71XX_SOC_AR9344: + ar934x_wmac_init(); + break; + + default: + BUG(); + } + + if (cal_data) + memcpy(ar9xxx_wmac_data.eeprom_data, cal_data, + sizeof(ar9xxx_wmac_data.eeprom_data)); + + if (mac_addr) { + memcpy(ar9xxx_wmac_mac, mac_addr, sizeof(ar9xxx_wmac_mac)); + ar9xxx_wmac_data.macaddr = ar9xxx_wmac_mac; + } + + platform_device_register(&ar9xxx_wmac_device); +} |