From a4d31c0353447a087e37d4400817550c1cc73f7b Mon Sep 17 00:00:00 2001 From: John Crispin Date: Thu, 25 Jul 2013 20:29:05 +0000 Subject: [PATCH] lantiq: make macs loadable from mtd partitions This is a really ugly hack but it will have to do until we copy the ramips patches to the lantiq tree Signed-off-by: John Crispin SVN-Revision: 37539 --- ...iq-wifi-and-ethernet-eeprom-handling.patch | 106 ++++++++++++------ 1 file changed, 72 insertions(+), 34 deletions(-) diff --git a/target/linux/lantiq/patches-3.8/0037-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch b/target/linux/lantiq/patches-3.8/0037-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch index ca88c74330..61bc988d86 100644 --- a/target/linux/lantiq/patches-3.8/0037-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch +++ b/target/linux/lantiq/patches-3.8/0037-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch @@ -19,8 +19,10 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling create mode 100644 arch/mips/lantiq/xway/pci-ath-fixup.c create mode 100644 arch/mips/lantiq/xway/rt_eep.c ---- /dev/null -+++ b/arch/mips/include/asm/mach-lantiq/pci-ath-fixup.h +Index: linux-3.8.13/arch/mips/include/asm/mach-lantiq/pci-ath-fixup.h +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-3.8.13/arch/mips/include/asm/mach-lantiq/pci-ath-fixup.h 2013-07-25 20:47:01.531327796 +0200 @@ -0,0 +1,6 @@ +#ifndef _PCI_ATH_FIXUP +#define _PCI_ATH_FIXUP @@ -28,9 +30,11 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling +void ltq_pci_ath_fixup(unsigned slot, u16 *cal_data) __init; + +#endif /* _PCI_ATH_FIXUP */ ---- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h -+++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h -@@ -90,5 +90,8 @@ int xrx200_gphy_boot(struct device *dev, +Index: linux-3.8.13/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h +=================================================================== +--- linux-3.8.13.orig/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h 2013-07-25 20:46:52.599327583 +0200 ++++ linux-3.8.13/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h 2013-07-25 20:47:01.531327796 +0200 +@@ -90,5 +90,8 @@ extern void ltq_pmu_enable(unsigned int module); extern void ltq_pmu_disable(unsigned int module); @@ -39,8 +43,10 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling + #endif /* CONFIG_SOC_TYPE_XWAY */ #endif /* _LTQ_XWAY_H__ */ ---- a/arch/mips/lantiq/xway/Makefile -+++ b/arch/mips/lantiq/xway/Makefile +Index: linux-3.8.13/arch/mips/lantiq/xway/Makefile +=================================================================== +--- linux-3.8.13.orig/arch/mips/lantiq/xway/Makefile 2013-07-25 20:47:01.371327792 +0200 ++++ linux-3.8.13/arch/mips/lantiq/xway/Makefile 2013-07-25 21:31:31.287391412 +0200 @@ -1,3 +1,6 @@ obj-y := prom.o sysctrl.o clk.o reset.o dma.o gptu.o dcdc.o @@ -48,8 +54,10 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling +obj-$(CONFIG_PCI) += ath_eep.o rt_eep.o pci-ath-fixup.o + obj-$(CONFIG_XRX200_PHY_FW) += xrx200_phy_fw.o ---- /dev/null -+++ b/arch/mips/lantiq/xway/ath_eep.c +Index: linux-3.8.13/arch/mips/lantiq/xway/ath_eep.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-3.8.13/arch/mips/lantiq/xway/ath_eep.c 2013-07-25 20:47:01.535327796 +0200 @@ -0,0 +1,248 @@ +/* + * Copyright (C) 2011 Luca Olivetti @@ -194,7 +202,7 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling +{ + return platform_driver_probe(&ath9k_eeprom_driver, of_ath9k_eeprom_probe); +} -+arch_initcall(of_ath9k_eeprom_init); ++late_initcall(of_ath9k_eeprom_init); + + +static int ath5k_pci_plat_dev_init(struct pci_dev *dev) @@ -299,9 +307,11 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling + return platform_driver_probe(&ath5k_eeprom_driver, of_ath5k_eeprom_probe); +} +device_initcall(of_ath5k_eeprom_init); ---- /dev/null -+++ b/arch/mips/lantiq/xway/eth_mac.c -@@ -0,0 +1,76 @@ +Index: linux-3.8.13/arch/mips/lantiq/xway/eth_mac.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-3.8.13/arch/mips/lantiq/xway/eth_mac.c 2013-07-25 21:28:37.743387278 +0200 +@@ -0,0 +1,98 @@ +/* + * Copyright (C) 2012 John Crispin + * @@ -314,6 +324,7 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling +#include +#include +#include ++#include + +static u8 eth_mac[6]; +static int eth_mac_set; @@ -332,28 +343,49 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling + +int __init of_eth_mac_probe(struct platform_device *pdev) +{ -+ struct device_node *np = pdev->dev.of_node; ++ struct device_node *np = pdev->dev.of_node, *mtd_np; + struct resource *mac_res; + void __iomem *mac; + u32 mac_inc = 0; ++ phandle phandle; ++ size_t flash_readlen; ++ const __be32 *list; ++ const char *part; ++ struct mtd_info *the_mtd; ++ int i; + + 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 ((list = of_get_property(np, "ath,eep-mac", &i)) && i == 2 * ++ sizeof(*list) && (phandle = be32_to_cpup(list++)) && ++ (mtd_np = of_find_node_by_phandle(phandle)) && ((part = ++ of_get_property(mtd_np, "label", NULL)) || (part = ++ mtd_np->name)) && (the_mtd = get_mtd_device_nm(part)) ++ != ERR_PTR(-ENODEV)) { ++ i = mtd_read(the_mtd, be32_to_cpup(list), 6, &flash_readlen, ++ (void *) eth_mac); ++ put_mtd_device(the_mtd); ++ if ((sizeof(eth_mac) != flash_readlen) || i) { ++ dev_err(&pdev->dev, "failed to load eeprom from mtd\n"); ++ return -ENODEV; ++ } ++ } else { ++ 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 (!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; + @@ -378,8 +410,10 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling + return platform_driver_probe(ð_mac_driver, of_eth_mac_probe); +} +device_initcall(of_eth_mac_init); ---- /dev/null -+++ b/arch/mips/lantiq/xway/pci-ath-fixup.c +Index: linux-3.8.13/arch/mips/lantiq/xway/pci-ath-fixup.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-3.8.13/arch/mips/lantiq/xway/pci-ath-fixup.c 2013-07-25 20:47:01.535327796 +0200 @@ -0,0 +1,109 @@ +/* + * Atheros AP94 reference board PCI initialization @@ -490,8 +524,10 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling + ath_fixups[ath_num_fixups].cal_data = cal_data; + ath_num_fixups++; +} ---- /dev/null -+++ b/arch/mips/lantiq/xway/rt_eep.c +Index: linux-3.8.13/arch/mips/lantiq/xway/rt_eep.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-3.8.13/arch/mips/lantiq/xway/rt_eep.c 2013-07-25 20:47:01.535327796 +0200 @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2011 John Crispin @@ -553,9 +589,11 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling + return platform_driver_probe(&ralink_eeprom_driver, of_ralink_eeprom_probe); +} +device_initcall(of_ralink_eeprom_init); ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -826,7 +826,8 @@ ltq_etop_init(struct net_device *dev) +Index: linux-3.8.13/drivers/net/ethernet/lantiq_etop.c +=================================================================== +--- linux-3.8.13.orig/drivers/net/ethernet/lantiq_etop.c 2013-07-25 20:46:52.599327583 +0200 ++++ linux-3.8.13/drivers/net/ethernet/lantiq_etop.c 2013-07-25 20:47:01.535327796 +0200 +@@ -829,7 +829,8 @@ ltq_etop_change_mtu(dev, 1500); @@ -565,7 +603,7 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling if (!is_valid_ether_addr(mac.sa_data)) { pr_warn("etop: invalid MAC, using random\n"); random_ether_addr(mac.sa_data); -@@ -885,8 +886,7 @@ static const struct net_device_ops ltq_e +@@ -888,8 +889,7 @@ .ndo_tx_timeout = ltq_etop_tx_timeout, }; @@ -575,7 +613,7 @@ Subject: [PATCH 37/40] owrt: lantiq: wifi and ethernet eeprom handling { struct net_device *dev; struct ltq_etop_priv *priv; -@@ -950,7 +950,9 @@ ltq_etop_probe(struct platform_device *p +@@ -953,7 +953,9 @@ priv->tx_irq = irqres[0].start; priv->rx_irq = irqres[1].start; priv->mii_mode = of_get_phy_mode(pdev->dev.of_node); -- 2.25.1