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 | 156 |
1 files changed, 0 insertions, 156 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 deleted file mode 100644 index 90db38896..000000000 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c +++ /dev/null @@ -1,156 +0,0 @@ -/* - * 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" - -#define MHZ_25 (25 * 1000 * 1000) - -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 int ar933x_r1_get_wmac_revision(void) -{ - return ar71xx_soc_rev; -} - -static int ar933x_wmac_reset(void) -{ - unsigned retries = 0; - - ar71xx_device_stop(AR933X_RESET_WMAC); - ar71xx_device_start(AR933X_RESET_WMAC); - - while (1) { - u32 bootstrap; - - bootstrap = ar71xx_reset_rr(AR933X_RESET_REG_BOOTSTRAP); - if ((bootstrap & AR933X_BOOTSTRAP_EEPBUSY) == 0) - return 0; - - if (retries > 20) - break; - - udelay(10000); - retries++; - } - - pr_err("ar93xx: WMAC reset timed out"); - return -ETIMEDOUT; -} - -static void ar933x_wmac_init(void) -{ - ar9xxx_wmac_device.name = "ar933x_wmac"; - ar9xxx_wmac_resources[0].start = AR933X_WMAC_BASE; - ar9xxx_wmac_resources[0].end = AR933X_WMAC_BASE + AR933X_WMAC_SIZE - 1; - if (ar71xx_ref_freq == MHZ_25) - ar9xxx_wmac_data.is_clk_25mhz = true; - - if (ar71xx_soc_rev == 1) - ar9xxx_wmac_data.get_mac_revision = ar933x_r1_get_wmac_revision; - - ar9xxx_wmac_data.external_reset = ar933x_wmac_reset; - - ar933x_wmac_reset(); -} - -static void ar934x_wmac_init(void) -{ - ar9xxx_wmac_device.name = "ar934x_wmac"; - ar9xxx_wmac_resources[0].start = AR934X_WMAC_BASE; - ar9xxx_wmac_resources[0].end = AR934X_WMAC_BASE + AR934X_WMAC_SIZE - 1; - ar9xxx_wmac_resources[1].start = AR934X_IP2_IRQ_WMAC; - ar9xxx_wmac_resources[1].start = AR934X_IP2_IRQ_WMAC; - if (ar71xx_ref_freq == MHZ_25) - ar9xxx_wmac_data.is_clk_25mhz = true; -} - -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_AR9330: - case AR71XX_SOC_AR9331: - ar933x_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); -} |