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lantiq: fix up eth_mac and ath_eep support

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this patch got messed up by the last rebase

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 40948
This commit is contained in:
John Crispin 2014-06-02 12:45:29 +00:00
parent d29fc40039
commit fa48c0db1d
2 changed files with 178 additions and 163 deletions
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277
target/linux/lantiq/patches-3.10/0010-MIPS-lantiq-wifi-and-ethernet-eeprom-handling.patch
View File

@ -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 <blogic@openwrt.org>
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 <blogic@openwrt.org>
---
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 <blogic@openwrt.org>
#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 <luca@ventoso.org>
+ * Copyright (C) 2011 John Crispin <blogic@openwrt.org>
@ -72,7 +74,6 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#include <linux/mtd/mtd.h>
+#include <pci-ath-fixup.h>
+#include <lantiq_soc.h>
+#include <linux/of_net.h>
+
+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 <blogic@openwrt.org>
+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 <blogic@openwrt.org>
+ 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;
+ }
+ 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);
+
+ phandle = be32_to_cpup(list++);
+ if (!phandle) {
+ dev_err(&pdev->dev, "failed to find phandle\n");
+ return -ENODEV;
+ }
+ 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;
+ }
+
+ 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;
+ 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 <blogic@openwrt.org>
+
+ 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 <blogic@openwrt.org>
+
+ 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 <blogic@openwrt.org>
+ },
+};
+
+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 <blogic@openwrt.org>
+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 <blogic@openwrt.org>
+ 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;
+ }
+ 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);
+
+ phandle = be32_to_cpup(list++);
+ if (!phandle) {
+ dev_err(&pdev->dev, "failed to find phandle\n");
+ return -ENODEV;
+ }
+ 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;
+ }
+
+ 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;
+ 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 <blogic@openwrt.org>
+}
+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 <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);
--- /dev/null
+++ b/arch/mips/lantiq/xway/pci-ath-fixup.c
@@ -0,0 +1,109 @@
+/*

64
target/linux/lantiq/patches-3.10/0202-lantiq_ath5k.patch
View File

@ -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);