openwrt/target/linux/lantiq/patches-3.7/0302-wifi-eep.patch

Index: linux-3.7-rc8/arch/mips/lantiq/xway/Makefile
===================================================================
--- linux-3.7-rc8.orig/arch/mips/lantiq/xway/Makefile	2012-12-13 10:59:54.176314899 +0100
+++ linux-3.7-rc8/arch/mips/lantiq/xway/Makefile	2012-12-13 13:58:51.696584083 +0100
@@ -1,3 +1,5 @@
 obj-y := prom.o sysctrl.o clk.o reset.o dma.o timer.o dcdc.o
 
+obj-y += ath_eep.o rt_eep.o eth_mac.o
+
 obj-$(CONFIG_XRX200_PHY_FW) += xrx200_phy_fw.o
Index: linux-3.7-rc8/arch/mips/lantiq/xway/ath_eep.c
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ linux-3.7-rc8/arch/mips/lantiq/xway/ath_eep.c	2012-12-13 13:49:12.472569552 +0100
@@ -0,0 +1,120 @@
+/*
+ *  Copyright (C) 2011 John Crispin <blogic@openwrt.org>
+ *  Copyright (C) 2011 Andrej Vlašić <andrej.vlasic0@gmail.com>
+ *
+ *  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/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/etherdevice.h>
+#include <linux/ath5k_platform.h>
+#include <linux/ath9k_platform.h>
+#include <linux/pci.h>
+
+extern int (*ltq_pci_plat_dev_init)(struct pci_dev *dev);
+struct ath5k_platform_data ath5k_pdata;
+/*struct ath9k_platform_data ath9k_pdata = {
+	.led_pin = -1,
+	.endian_check = true,
+};*/
+static u16 ath5k_eeprom_data[ATH5K_PLAT_EEP_MAX_WORDS];
+//static u16 ath9k_eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS];
+static u8 athxk_eeprom_mac[6];
+
+/*static int
+ath9k_pci_plat_dev_init(struct pci_dev *dev)
+{
+	dev->dev.platform_data = &ath9k_pdata;
+	return 0;
+}
+
+void __init
+ltq_register_ath9k(u16 *eeprom_data, u8 *macaddr)
+{
+	memcpy(ath9k_pdata.eeprom_data, eeprom_data, sizeof(ath9k_pdata.eeprom_data));
+	ath9k_pdata.macaddr = macaddr;
+	ltq_pci_plat_dev_init = ath9k_pci_plat_dev_init;
+}
+*/
+static int ath5k_pci_plat_dev_init(struct pci_dev *dev)
+{
+	dev->dev.platform_data = &ath5k_pdata;
+	return 0;
+}
+
+int __init of_ath5k_eeprom_probe(struct platform_device *pdev)
+{
+	struct device_node *np = pdev->dev.of_node;
+	struct resource *eep_res, *mac_res;
+	void __iomem *eep, *mac;
+	int mac_offset;
+	u32 mac_inc = 0;
+	int i;
+
+	eep_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	mac_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+
+	if (!eep_res) {
+		dev_err(&pdev->dev, "failed to load eeprom address\n");
+		return -ENODEV;
+	}
+	if (resource_size(eep_res) != ATH5K_PLAT_EEP_MAX_WORDS) {
+		dev_err(&pdev->dev, "eeprom has an invalid size\n");
+		return -EINVAL;
+	}
+
+	eep = ioremap(eep_res->start, resource_size(eep_res));
+	memcpy_fromio(ath5k_eeprom_data, eep, ATH5K_PLAT_EEP_MAX_WORDS);
+
+	if (of_find_property(np, "ath,eep-swap", NULL))
+		for (i = 0; i < (ATH5K_PLAT_EEP_MAX_WORDS >> 1); i++)
+				ath5k_eeprom_data[i] = swab16(ath5k_eeprom_data[i]);
+
+	if (!of_property_read_u32(np, "ath,mac-offset", &mac_offset)) {
+		memcpy_fromio(athxk_eeprom_mac, (void*) ath5k_eeprom_data, 6);
+	} else if (mac_res) {
+		if (resource_size(mac_res) != 6) {
+			dev_err(&pdev->dev, "mac has an invalid size\n");
+			return -EINVAL;
+		}
+		mac = ioremap(mac_res->start, resource_size(mac_res));
+		memcpy_fromio(athxk_eeprom_mac, mac, 6);
+	} else {
+		dev_warn(&pdev->dev, "using random mac\n");
+		random_ether_addr(athxk_eeprom_mac);
+	}
+
+	if (!of_property_read_u32(np, "ath,mac-increment", &mac_inc))
+		athxk_eeprom_mac[5] += mac_inc;
+
+	ath5k_pdata.eeprom_data = ath5k_eeprom_data;
+	ath5k_pdata.macaddr = athxk_eeprom_mac;
+	ltq_pci_plat_dev_init = ath5k_pci_plat_dev_init;
+
+	dev_info(&pdev->dev, "loaded ath5k eeprom\n");
+
+	return 0;
+}
+
+static struct of_device_id ath5k_eeprom_ids[] = {
+	{ .compatible = "ath5k,eeprom" },
+	{ }
+};
+
+static struct platform_driver ath5k_eeprom_driver = {
+	.driver		= {
+		.name		= "ath5k,eeprom",
+		.owner	= THIS_MODULE,
+		.of_match_table	= of_match_ptr(ath5k_eeprom_ids),
+	},
+};
+
+static int __init of_ath5k_eeprom_init(void)
+{
+	return platform_driver_probe(&ath5k_eeprom_driver, of_ath5k_eeprom_probe);
+}
+device_initcall(of_ath5k_eeprom_init);
Index: linux-3.7-rc8/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h
===================================================================
--- linux-3.7-rc8.orig/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h	2012-12-13 10:59:57.300314976 +0100
+++ linux-3.7-rc8/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h	2012-12-13 10:59:57.308314977 +0100
@@ -93,5 +93,8 @@
 /* allow tapi driver to read the gptu value */
 long gptu_get_count(struct clk *clk);
 
+/* allow the ethernet driver to load a flash mapped mac addr */
+const u8* ltq_get_eth_mac(void);
+
 #endif /* CONFIG_SOC_TYPE_XWAY */
 #endif /* _LTQ_XWAY_H__ */
Index: linux-3.7-rc8/arch/mips/lantiq/xway/eth_mac.c
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ linux-3.7-rc8/arch/mips/lantiq/xway/eth_mac.c	2012-12-13 10:59:57.308314977 +0100
@@ -0,0 +1,76 @@
+/*
+ *  Copyright (C) 2012 John Crispin <blogic@openwrt.org>
+ *
+ *  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/init.h>
+#include <linux/module.h>
+#include <linux/of_platform.h>
+#include <linux/if_ether.h>
+
+static u8 eth_mac[6];
+static int eth_mac_set;
+
+const u8* ltq_get_eth_mac(void)
+{
+	return eth_mac;
+}
+
+static int __init setup_ethaddr(char *str)
+{
+	eth_mac_set = mac_pton(str, eth_mac);
+	return !eth_mac_set;
+}
+__setup("ethaddr=", setup_ethaddr);
+
+int __init of_eth_mac_probe(struct platform_device *pdev)
+{
+	struct device_node *np = pdev->dev.of_node;
+	struct resource *mac_res;
+	void __iomem *mac;
+	u32 mac_inc = 0;
+
+	if (eth_mac_set) {
+		dev_err(&pdev->dev, "mac was already set by bootloader\n");
+		return -EINVAL;
+	}
+	mac_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+	if (!mac_res) {
+		dev_err(&pdev->dev, "failed to load mac\n");
+		return -EINVAL;
+	}
+	if (resource_size(mac_res) != 6) {
+		dev_err(&pdev->dev, "mac has an invalid size\n");
+		return -EINVAL;
+	}
+	mac = ioremap(mac_res->start, resource_size(mac_res));
+	memcpy_fromio(eth_mac, mac, 6);
+
+	if (!of_property_read_u32(np, "mac-increment", &mac_inc))
+		eth_mac[5] += mac_inc;
+
+	return 0;
+}
+
+static struct of_device_id eth_mac_ids[] = {
+	{ .compatible = "lantiq,eth-mac" },
+	{ /* sentinel */ }
+};
+
+static struct platform_driver eth_mac_driver = {
+	.driver		= {
+		.name		= "lantiq,eth-mac",
+		.owner	= THIS_MODULE,
+		.of_match_table	= of_match_ptr(eth_mac_ids),
+	},
+};
+
+static int __init of_eth_mac_init(void)
+{
+	return platform_driver_probe(&eth_mac_driver, of_eth_mac_probe);
+}
+device_initcall(of_eth_mac_init);
Index: linux-3.7-rc8/drivers/net/ethernet/lantiq_etop.c
===================================================================
--- linux-3.7-rc8.orig/drivers/net/ethernet/lantiq_etop.c	2012-12-13 10:59:54.176314899 +0100
+++ linux-3.7-rc8/drivers/net/ethernet/lantiq_etop.c	2012-12-13 10:59:57.308314977 +0100
@@ -816,7 +816,8 @@
 
 	ltq_etop_change_mtu(dev, 1500);
 
-	memcpy(&mac.sa_data, priv->mac, ETH_ALEN);
+	if (priv->mac)
+		memcpy(&mac.sa_data, priv->mac, ETH_ALEN);
 	if (!is_valid_ether_addr(mac.sa_data)) {
 		pr_warn("etop: invalid MAC, using random\n");
 		random_ether_addr(mac.sa_data);
@@ -940,7 +941,9 @@
 	priv->tx_irq = irqres[0].start;
 	priv->rx_irq = irqres[1].start;
 	priv->mii_mode = of_get_phy_mode(pdev->dev.of_node);
-	priv->mac = of_get_mac_address(pdev->dev.of_node);
+	priv->mac = ltq_get_eth_mac();
+	if (!priv->mac)
+		priv->mac = of_get_mac_address(pdev->dev.of_node);
 
 	priv->clk_ppe = clk_get(&pdev->dev, NULL);
 	if (IS_ERR(priv->clk_ppe))
Index: linux-3.7-rc8/arch/mips/lantiq/xway/rt_eep.c
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ linux-3.7-rc8/arch/mips/lantiq/xway/rt_eep.c	2012-12-13 13:55:43.132579350 +0100
@@ -0,0 +1,60 @@
+/*
+ *  Copyright (C) 2011 John Crispin <blogic@openwrt.org>
+ *
+ *  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/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include <linux/rt2x00_platform.h>
+
+extern int (*ltq_pci_plat_dev_init)(struct pci_dev *dev);
+static struct rt2x00_platform_data rt2x00_pdata;
+
+static int rt2x00_pci_plat_dev_init(struct pci_dev *dev)
+{
+	dev->dev.platform_data = &rt2x00_pdata;
+	return 0;
+}
+
+int __init of_ralink_eeprom_probe(struct platform_device *pdev)
+{
+	struct device_node *np = pdev->dev.of_node;
+	const char *eeprom;
+
+	if (of_property_read_string(np, "ralink,eeprom", &eeprom)) {
+		dev_err(&pdev->dev, "failed to load eeprom filename\n");
+		return 0;
+	}
+
+	rt2x00_pdata.eeprom_file_name = kstrdup(eeprom, GFP_KERNEL);
+//	rt2x00_pdata.mac_address = mac;
+	ltq_pci_plat_dev_init = rt2x00_pci_plat_dev_init;
+
+	dev_info(&pdev->dev, "using %s as eeprom\n", eeprom);
+
+	return 0;
+}
+
+static struct of_device_id ralink_eeprom_ids[] = {
+	{ .compatible = "ralink,eeprom" },
+	{ }
+};
+
+static struct platform_driver ralink_eeprom_driver = {
+	.driver		= {
+		.name		= "ralink,eeprom",
+		.owner	= THIS_MODULE,
+		.of_match_table	= of_match_ptr(ralink_eeprom_ids),
+	},
+};
+
+static int __init of_ralink_eeprom_init(void)
+{
+	return platform_driver_probe(&ralink_eeprom_driver, of_ralink_eeprom_probe);
+}
+device_initcall(of_ralink_eeprom_init);