From: John Crispin Date: Mon, 2 Jun 2014 12:45:29 +0000 (+0000) Subject: lantiq: fix up eth_mac and ath_eep support X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=fa48c0db1dc0d1a6b0d77723412db5e628bd193f;p=openwrt%2Fstaging%2Fjow.git lantiq: fix up eth_mac and ath_eep support this patch got messed up by the last rebase Signed-off-by: John Crispin SVN-Revision: 40948 --- diff --git a/target/linux/lantiq/patches-3.10/0010-MIPS-lantiq-wifi-and-ethernet-eeprom-handling.patch b/target/linux/lantiq/patches-3.10/0010-MIPS-lantiq-wifi-and-ethernet-eeprom-handling.patch index 0afaedc8b7..403ee97a83 100644 --- a/target/linux/lantiq/patches-3.10/0010-MIPS-lantiq-wifi-and-ethernet-eeprom-handling.patch +++ b/target/linux/lantiq/patches-3.10/0010-MIPS-lantiq-wifi-and-ethernet-eeprom-handling.patch @@ -1,19 +1,21 @@ -From 8c19ced548538d964dcfb83bdf9ea9e8fbb7bdb1 Mon Sep 17 00:00:00 2001 +From 591a9bdde1fa9aa6f1c6132ea04771bb1dcd6180 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Wed, 13 Mar 2013 10:02:58 +0100 -Subject: [PATCH 10/34] MIPS: lantiq: wifi and ethernet eeprom handling +Subject: [PATCH 18/22] owrt: lantiq: wifi and ethernet eeprom handling -Signed-off-by: John Crispin --- arch/mips/include/asm/mach-lantiq/pci-ath-fixup.h | 6 + .../mips/include/asm/mach-lantiq/xway/lantiq_soc.h | 3 + - arch/mips/lantiq/xway/Makefile | 2 + - arch/mips/lantiq/xway/ath_eep.c | 237 ++++++++++++++++++++ + arch/mips/lantiq/xway/Makefile | 3 + + arch/mips/lantiq/xway/ath_eep.c | 248 ++++++++++++++++++++ + arch/mips/lantiq/xway/eth_mac.c | 76 ++++++ arch/mips/lantiq/xway/pci-ath-fixup.c | 109 +++++++++ arch/mips/lantiq/xway/rt_eep.c | 60 +++++ - 6 files changed, 417 insertions(+) + arch/mips/pci/pci-lantiq.c | 2 +- + 8 files changed, 506 insertions(+), 1 deletion(-) create mode 100644 arch/mips/include/asm/mach-lantiq/pci-ath-fixup.h create mode 100644 arch/mips/lantiq/xway/ath_eep.c + create mode 100644 arch/mips/lantiq/xway/eth_mac.c create mode 100644 arch/mips/lantiq/xway/pci-ath-fixup.c create mode 100644 arch/mips/lantiq/xway/rt_eep.c @@ -39,16 +41,16 @@ Signed-off-by: John Crispin #endif /* _LTQ_XWAY_H__ */ --- a/arch/mips/lantiq/xway/Makefile +++ b/arch/mips/lantiq/xway/Makefile -@@ -2,4 +2,6 @@ obj-y := prom.o sysctrl.o clk.o reset.o - - obj-y += vmmc.o +@@ -1,3 +1,6 @@ + obj-y := prom.o sysctrl.o clk.o reset.o dma.o gptu.o dcdc.o ++obj-y += eth_mac.o +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 -@@ -0,0 +1,250 @@ +@@ -0,0 +1,248 @@ +/* + * Copyright (C) 2011 Luca Olivetti + * Copyright (C) 2011 John Crispin @@ -72,7 +74,6 @@ Signed-off-by: John Crispin +#include +#include +#include -+#include + +extern int (*ltq_pci_plat_dev_init)(struct pci_dev *dev); +struct ath5k_platform_data ath5k_pdata; @@ -90,6 +91,8 @@ Signed-off-by: John Crispin +int __init of_ath9k_eeprom_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node, *mtd_np; ++ struct resource *eep_res, *mac_res = NULL; ++ void __iomem *eep, *mac; + int mac_offset; + u32 mac_inc = 0, pci_slot = 0; + int i; @@ -99,41 +102,36 @@ Signed-off-by: John Crispin + const char *part; + phandle phandle; + -+ list = of_get_property(np, "ath,eep-flash", &i); -+ if (!list || (i != (2 * sizeof(*list)))) { -+ dev_err(&pdev->dev, "failed to find ath,eep-flash\n"); -+ return -ENODEV; -+ } -+ -+ phandle = be32_to_cpup(list++); -+ if (!phandle) { -+ dev_err(&pdev->dev, "failed to find phandle\n"); -+ return -ENODEV; -+ } -+ -+ mtd_np = of_find_node_by_phandle(phandle); -+ if (!mtd_np) { -+ dev_err(&pdev->dev, "failed to find mtd node\n"); -+ return -ENODEV; -+ } -+ -+ part = of_get_property(mtd_np, "label", NULL); -+ if (!part) -+ part = mtd_np->name; -+ -+ the_mtd = get_mtd_device_nm(part); -+ if (the_mtd == ERR_PTR(-ENODEV)) { -+ dev_err(&pdev->dev, "failed to find mtd device\n"); -+ return -ENODEV; -+ } -+ -+ i = mtd_read(the_mtd, be32_to_cpup(list), -+ ATH9K_PLAT_EEP_MAX_WORDS << 1, &flash_readlen, -+ (void *) ath9k_pdata.eeprom_data); -+ put_mtd_device(the_mtd); -+ if ((sizeof(ath9k_pdata.eeprom_data) != flash_readlen) || i) { -+ dev_err(&pdev->dev, "failed to load eeprom from mtd\n"); -+ return -ENODEV; ++ if ((list = of_get_property(np, "ath,eep-flash", &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), ++ ATH9K_PLAT_EEP_MAX_WORDS << 1, &flash_readlen, ++ (void *) ath9k_pdata.eeprom_data); ++ put_mtd_device(the_mtd); ++ if ((sizeof(ath9k_pdata.eeprom_data) != flash_readlen) || i) { ++ dev_err(&pdev->dev, "failed to load eeprom from mtd\n"); ++ return -ENODEV; ++ } ++ } else { ++ 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) != ATH9K_PLAT_EEP_MAX_WORDS << 1) { ++ dev_err(&pdev->dev, "eeprom has an invalid size\n"); ++ return -EINVAL; ++ } ++ ++ eep = ioremap(eep_res->start, resource_size(eep_res)); ++ memcpy_fromio(ath9k_pdata.eeprom_data, eep, ++ ATH9K_PLAT_EEP_MAX_WORDS << 1); + } + + if (of_find_property(np, "ath,eep-swap", NULL)) @@ -148,10 +146,18 @@ Signed-off-by: John Crispin + + if (!of_property_read_u32(np, "ath,mac-offset", &mac_offset)) { + memcpy_fromio(athxk_eeprom_mac, (void*) ath9k_pdata.eeprom_data + mac_offset, 6); -+ } else { ++ } 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 if (ltq_get_eth_mac()) ++ memcpy(athxk_eeprom_mac, ltq_get_eth_mac(), 6); ++ else { ++ dev_warn(&pdev->dev, "using random mac\n"); + random_ether_addr(athxk_eeprom_mac); -+ if (of_get_mac_address_mtd(np, athxk_eeprom_mac)) -+ dev_warn(&pdev->dev, "using random mac\n"); + } + + if (!of_property_read_u32(np, "ath,mac-increment", &mac_inc)) @@ -162,6 +168,7 @@ Signed-off-by: John Crispin + + if (!of_property_read_u32(np, "ath,pci-slot", &pci_slot)) { + ltq_pci_ath_fixup(pci_slot, ath9k_pdata.eeprom_data); ++ + dev_info(&pdev->dev, "pci slot: %u\n", pci_slot); + } + @@ -183,25 +190,12 @@ Signed-off-by: John Crispin + }, +}; + -+static int ath9k_eep_loaded; +static int __init of_ath9k_eeprom_init(void) +{ -+ int ret = platform_driver_probe(&ath9k_eeprom_driver, of_ath9k_eeprom_probe); -+ -+ if (!ret) -+ ath9k_eep_loaded = 1; -+ -+ return ret; -+} -+ -+static int __init of_ath9k_eeprom_init_late(void) -+{ -+ if (ath9k_eep_loaded) -+ return 0; + return platform_driver_probe(&ath9k_eeprom_driver, of_ath9k_eeprom_probe); +} -+late_initcall(of_ath9k_eeprom_init_late); -+subsys_initcall(of_ath9k_eeprom_init); ++arch_initcall(of_ath9k_eeprom_init); ++ + +static int ath5k_pci_plat_dev_init(struct pci_dev *dev) +{ @@ -212,6 +206,8 @@ Signed-off-by: John Crispin +int __init of_ath5k_eeprom_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node, *mtd_np; ++ struct resource *eep_res, *mac_res = NULL; ++ void __iomem *eep, *mac; + int mac_offset; + u32 mac_inc = 0; + int i; @@ -221,53 +217,57 @@ Signed-off-by: John Crispin + const char *part; + phandle phandle; + -+ list = of_get_property(np, "ath,eep-flash", &i); -+ if (!list || (i != (2 * sizeof(*list)))) { -+ dev_err(&pdev->dev, "failed to find ath,eep-flash\n"); -+ return -ENODEV; -+ } -+ -+ phandle = be32_to_cpup(list++); -+ if (!phandle) { -+ dev_err(&pdev->dev, "failed to find phandle\n"); -+ return -ENODEV; -+ } -+ -+ mtd_np = of_find_node_by_phandle(phandle); -+ if (!mtd_np) { -+ dev_err(&pdev->dev, "failed to find mtd node\n"); -+ return -ENODEV; -+ } -+ -+ part = of_get_property(mtd_np, "label", NULL); -+ if (!part) -+ part = mtd_np->name; -+ -+ the_mtd = get_mtd_device_nm(part); -+ if (the_mtd == ERR_PTR(-ENODEV)) { -+ dev_err(&pdev->dev, "failed to find mtd device\n"); -+ return -ENODEV; -+ } -+ -+ i = mtd_read(the_mtd, be32_to_cpup(list), -+ ATH5K_PLAT_EEP_MAX_WORDS << 1, &flash_readlen, -+ (void *) ath5k_pdata.eeprom_data); -+ put_mtd_device(the_mtd); -+ if ((sizeof(ath5k_pdata.eeprom_data) != flash_readlen) || i) { -+ dev_err(&pdev->dev, "failed to load eeprom from mtd\n"); -+ return -ENODEV; ++ if ((list = of_get_property(np, "ath,eep-flash", &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), ++ ATH5K_PLAT_EEP_MAX_WORDS << 1, &flash_readlen, ++ (void *) ath5k_pdata.eeprom_data); ++ put_mtd_device(the_mtd); ++ if ((sizeof(ATH5K_PLAT_EEP_MAX_WORDS << 1) != flash_readlen) ++ || i) { ++ dev_err(&pdev->dev, "failed to load eeprom from mtd\n"); ++ return -ENODEV; ++ } ++ } else { ++ 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 << 1) { ++ dev_err(&pdev->dev, "eeprom has an invalid size\n"); ++ return -EINVAL; ++ } ++ ++ eep = ioremap(eep_res->start, resource_size(eep_res)); ++ memcpy_fromio(ath5k_pdata.eeprom_data, eep, ++ ATH5K_PLAT_EEP_MAX_WORDS << 1); + } + + if (of_find_property(np, "ath,eep-swap", NULL)) + for (i = 0; i < ATH5K_PLAT_EEP_MAX_WORDS; i++) -+ ath5k_pdata.eeprom_data[i] = swab16(ath9k_pdata.eeprom_data[i]); ++ ath5k_pdata.eeprom_data[i] = swab16(ath5k_pdata.eeprom_data[i]); + + if (!of_property_read_u32(np, "ath,mac-offset", &mac_offset)) { + memcpy_fromio(athxk_eeprom_mac, (void*) ath5k_pdata.eeprom_data + mac_offset, 6); -+ } else { ++ } 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 if (ltq_get_eth_mac()) ++ memcpy(athxk_eeprom_mac, ltq_get_eth_mac(), 6); ++ else { ++ dev_warn(&pdev->dev, "using random mac\n"); + random_ether_addr(athxk_eeprom_mac); -+ if (of_get_mac_address_mtd(np, athxk_eeprom_mac)) -+ dev_warn(&pdev->dev, "using random mac\n"); + } + + if (!of_property_read_u32(np, "ath,mac-increment", &mac_inc)) @@ -300,6 +300,85 @@ Signed-off-by: John Crispin +} +device_initcall(of_ath5k_eeprom_init); --- /dev/null ++++ b/arch/mips/lantiq/xway/eth_mac.c +@@ -0,0 +1,76 @@ ++/* ++ * Copyright (C) 2012 John Crispin ++ * ++ * 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 ++#include ++#include ++#include ++ ++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(ð_mac_driver, of_eth_mac_probe); ++} ++device_initcall(of_eth_mac_init); +--- /dev/null +++ b/arch/mips/lantiq/xway/pci-ath-fixup.c @@ -0,0 +1,109 @@ +/* diff --git a/target/linux/lantiq/patches-3.10/0202-lantiq_ath5k.patch b/target/linux/lantiq/patches-3.10/0202-lantiq_ath5k.patch deleted file mode 100644 index 8ec9ff45cf..0000000000 --- a/target/linux/lantiq/patches-3.10/0202-lantiq_ath5k.patch +++ /dev/null @@ -1,64 +0,0 @@ ---- a/arch/mips/lantiq/xway/ath_eep.c -+++ b/arch/mips/lantiq/xway/ath_eep.c -@@ -36,10 +36,11 @@ static int ath9k_pci_plat_dev_init(struc - return 0; - } - -+static int ath9k_eep_load; - int __init of_ath9k_eeprom_probe(struct platform_device *pdev) - { - struct device_node *np = pdev->dev.of_node, *mtd_np; -- int mac_offset; -+ int mac_offset, led_pin; - u32 mac_inc = 0, pci_slot = 0; - int i; - struct mtd_info *the_mtd; -@@ -112,6 +113,18 @@ int __init of_ath9k_eeprom_probe(struct - if (!of_property_read_u32(np, "ath,pci-slot", &pci_slot)) { - ltq_pci_ath_fixup(pci_slot, ath9k_pdata.eeprom_data); - dev_info(&pdev->dev, "pci slot: %u\n", pci_slot); -+ if (ath9k_eep_load) { -+ struct pci_dev *d = NULL; -+ while ((d = pci_get_device(PCI_VENDOR_ID_ATHEROS, -+ PCI_ANY_ID, d)) != NULL) -+ pci_fixup_device(pci_fixup_early, d); -+ } -+ } -+ -+ if (!of_property_read_u32(np, "ath,led-pin", &led_pin)) { -+ ath9k_pdata.led_pin = led_pin; -+ -+ dev_info(&pdev->dev, "using led pin %d.\n", led_pin); - } - - dev_info(&pdev->dev, "loaded ath9k eeprom\n"); -@@ -132,20 +145,19 @@ static struct platform_driver ath9k_eepr - }, - }; - --static int ath9k_eep_loaded; - static int __init of_ath9k_eeprom_init(void) - { - int ret = platform_driver_probe(&ath9k_eeprom_driver, of_ath9k_eeprom_probe); - -- if (!ret) -- ath9k_eep_loaded = 1; -+ if (ret) -+ ath9k_eep_load = 1; - - return ret; - } - - static int __init of_ath9k_eeprom_init_late(void) - { -- if (ath9k_eep_loaded) -+ if (!ath9k_eep_load) - return 0; - return platform_driver_probe(&ath9k_eeprom_driver, of_ath9k_eeprom_probe); - } -@@ -247,4 +259,4 @@ static int __init of_ath5k_eeprom_init(v - { - return platform_driver_probe(&ath5k_eeprom_driver, of_ath5k_eeprom_probe); - } --device_initcall(of_ath5k_eeprom_init); -+subsys_initcall(of_ath5k_eeprom_init);