ar71xx: add support for the built-in WMAC of the AR934x

Signed-off-by: Jaiganesh Narayanan <jnarayanan@atheros.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26521 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
index 79f308b..051df4c 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
@@ -309,6 +309,9 @@ config AR71XX_DEV_AP94_PCI
 config AR71XX_DEV_AR913X_WMAC
        def_bool n
 
+config AR71XX_DEV_AR934X_WMAC
+       def_bool n
+
 config AR71XX_DEV_DSA
        def_bool n
 

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
index b0747b4..988e521 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_PCI)                     += pci.o
 obj-$(CONFIG_AR71XX_DEV_AP91_PCI)      += dev-ap91-pci.o
 obj-$(CONFIG_AR71XX_DEV_AP94_PCI)      += dev-ap94-pci.o
 obj-$(CONFIG_AR71XX_DEV_AR913X_WMAC)   += dev-ar913x-wmac.o
+obj-$(CONFIG_AR71XX_DEV_AR934X_WMAC)   += dev-ar934x-wmac.o
 obj-$(CONFIG_AR71XX_DEV_DSA)           += dev-dsa.o
 obj-$(CONFIG_AR71XX_DEV_GPIO_BUTTONS)  += dev-gpio-buttons.o
 obj-$(CONFIG_AR71XX_DEV_LEDS_GPIO)     += dev-leds-gpio.o

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar934x-wmac.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar934x-wmac.c
new file mode 100644 (file)
index 0000000..e7d550f
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar934x-wmac.c
@@ -0,0 +1,64 @@
+/*
+ *  Atheros AR934x SoC built-in WMAC device support
+ *
+ *  Copyright (C) 2010-2011 Jaiganesh Narayanan <jnarayanan@atheros.com>
+ *
+ *  Parts of this file are based on Atheros 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-ar934x-wmac.h"
+
+static struct ath9k_platform_data ar934x_wmac_data = {
+       .led_pin = -1,
+};
+
+static u8 ar934x_wmac_mac[6];
+
+static struct resource ar934x_wmac_resources[] = {
+       {
+               .start  = AR934X_WMAC_BASE,
+               .end    = AR934X_WMAC_BASE + AR934X_WMAC_SIZE - 1,
+               .flags  = IORESOURCE_MEM,
+       }, {
+               .start  = AR71XX_CPU_IRQ_IP2,
+               .end    = AR71XX_CPU_IRQ_IP2,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device ar934x_wmac_device = {
+       .name           = "ath9k",
+       .id             = -1,
+       .resource       = ar934x_wmac_resources,
+       .num_resources  = ARRAY_SIZE(ar934x_wmac_resources),
+       .dev = {
+               .platform_data = &ar934x_wmac_data,
+       },
+};
+
+void __init ar934x_add_device_wmac(u8 *cal_data, u8 *mac_addr)
+{
+       if (cal_data)
+               memcpy(ar934x_wmac_data.eeprom_data, cal_data,
+                      sizeof(ar934x_wmac_data.eeprom_data));
+
+       if (mac_addr) {
+               memcpy(ar934x_wmac_mac, mac_addr, sizeof(ar934x_wmac_mac));
+               ar934x_wmac_data.macaddr = ar934x_wmac_mac;
+       }
+
+       platform_device_register(&ar934x_wmac_device);
+}

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar934x-wmac.h b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar934x-wmac.h
new file mode 100644 (file)
index 0000000..3623000
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar934x-wmac.h
@@ -0,0 +1,18 @@
+/*
+ *  Atheros AR934x SoC built-in WMAC device support
+ *
+ *  Copyright (C) 2010-2011 Jaiganesh Narayanan <jnarayanan@atheros.com>
+ *
+ *  Parts of this file are based on Atheros linux 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.
+ */
+
+#ifndef _AR71XX_DEV_AR934X_WMAC_H
+#define _AR71XX_DEV_AR934X_WMAC_H
+
+void ar934x_add_device_wmac(u8 *cal_data, u8 *mac_addr) __init;
+
+#endif /* _AR71XX_DEV_AR934X_WMAC_H */

diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
index e671f58..2a540a8 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
@@ -70,6 +70,9 @@
 #define AR91XX_WMAC_BASE       (AR71XX_APB_BASE + 0x000C0000)
 #define AR91XX_WMAC_SIZE       0x30000
 
+#define AR934X_WMAC_BASE       (AR71XX_APB_BASE + 0x00100000)
+#define AR934X_WMAC_SIZE       0x1ffff
+
 #define AR71XX_MEM_SIZE_MIN    0x0200000
 #define AR71XX_MEM_SIZE_MAX    0x10000000