ar71xx: merge dev-ar9{13,34}x-wmac into dev-ar9xxx-wmac
[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / arch / mips / ar71xx / dev-ar9xxx-wmac.c
1 /*
2 * Atheros AR9XXX SoCs built-in WMAC device support
3 *
4 * Copyright (C) 2010-2011 Jaiganesh Narayanan <jnarayanan@atheros.com>
5 * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
6 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
7 *
8 * Parts of this file are based on Atheros 2.6.15/2.6.31 BSP
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License version 2 as published
12 * by the Free Software Foundation.
13 */
14
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
18 #include <linux/etherdevice.h>
19 #include <linux/platform_device.h>
20 #include <linux/ath9k_platform.h>
21
22 #include <asm/mach-ar71xx/ar71xx.h>
23
24 #include "dev-ar9xxx-wmac.h"
25
26 static struct ath9k_platform_data ar9xxx_wmac_data = {
27 .led_pin = -1,
28 };
29 static char ar9xxx_wmac_mac[6];
30
31 static struct resource ar9xxx_wmac_resources[] = {
32 {
33 /* .start and .end fields are filled dynamically */
34 .flags = IORESOURCE_MEM,
35 }, {
36 .start = AR71XX_CPU_IRQ_IP2,
37 .end = AR71XX_CPU_IRQ_IP2,
38 .flags = IORESOURCE_IRQ,
39 },
40 };
41
42 static struct platform_device ar9xxx_wmac_device = {
43 .name = "ath9k",
44 .id = -1,
45 .resource = ar9xxx_wmac_resources,
46 .num_resources = ARRAY_SIZE(ar9xxx_wmac_resources),
47 .dev = {
48 .platform_data = &ar9xxx_wmac_data,
49 },
50 };
51
52 static void ar913x_wmac_init(void)
53 {
54 ar71xx_device_stop(RESET_MODULE_AMBA2WMAC);
55 mdelay(10);
56
57 ar71xx_device_start(RESET_MODULE_AMBA2WMAC);
58 mdelay(10);
59
60 ar9xxx_wmac_resources[0].start = AR91XX_WMAC_BASE;
61 ar9xxx_wmac_resources[0].end = AR91XX_WMAC_BASE + AR91XX_WMAC_SIZE - 1;
62 }
63
64 static void ar934x_wmac_init(void)
65 {
66 ar9xxx_wmac_resources[0].start = AR934X_WMAC_BASE;
67 ar9xxx_wmac_resources[0].end = AR934X_WMAC_BASE + AR934X_WMAC_SIZE - 1;
68 }
69
70 void __init ar9xxx_add_device_wmac(u8 *cal_data, u8 *mac_addr)
71 {
72 switch (ar71xx_soc) {
73 case AR71XX_SOC_AR9130:
74 case AR71XX_SOC_AR9132:
75 ar913x_wmac_init();
76 break;
77
78 case AR71XX_SOC_AR9341:
79 case AR71XX_SOC_AR9342:
80 case AR71XX_SOC_AR9344:
81 ar934x_wmac_init();
82 break;
83
84 default:
85 BUG();
86 }
87
88 if (cal_data)
89 memcpy(ar9xxx_wmac_data.eeprom_data, cal_data,
90 sizeof(ar9xxx_wmac_data.eeprom_data));
91
92 if (mac_addr) {
93 memcpy(ar9xxx_wmac_mac, mac_addr, sizeof(ar9xxx_wmac_mac));
94 ar9xxx_wmac_data.macaddr = ar9xxx_wmac_mac;
95 }
96
97 platform_device_register(&ar9xxx_wmac_device);
98 }