diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/035-MIPS-BCM47XX-Use-mtd-as-an-alternative-way-API-to-ge.patch | 88 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/036-MIPS-BCM47XX-Clean-up-nvram-header.patch | 167 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/037-MIPS-BCM47XX-Support-SPROM-prefixes-for-PCI-devices.patch (renamed from target/linux/brcm47xx/patches-3.18/100-MIPS-BCM47XX-Support-SPROM-prefixes-for-PCI-devices.patch) | 21 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/280-activate_ssb_support_in_usb.patch | 2 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/820-wgt634u-nvram-fix.patch | 11 | ||||
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/999-wl_exports.patch | 6 |
6 files changed, 274 insertions, 21 deletions
diff --git a/target/linux/brcm47xx/patches-3.18/035-MIPS-BCM47XX-Use-mtd-as-an-alternative-way-API-to-ge.patch b/target/linux/brcm47xx/patches-3.18/035-MIPS-BCM47XX-Use-mtd-as-an-alternative-way-API-to-ge.patch new file mode 100644 index 0000000000..7f19d3ac65 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.18/035-MIPS-BCM47XX-Use-mtd-as-an-alternative-way-API-to-ge.patch @@ -0,0 +1,88 @@ +From 9d1d08646af4491aec41d40341930b9bfd62ffa9 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> +Date: Wed, 29 Oct 2014 10:05:06 +0100 +Subject: [PATCH] MIPS: BCM47XX: Use mtd as an alternative way/API to get NVRAM + content +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +NVRAM can be read using magic memory offset, but after all it's just a +flash partition. On platforms where NVRAM isn't needed early we can get +it using mtd subsystem. + +Signed-off-by: Rafał Miłecki <zajec5@gmail.com> +Acked-by: Hauke Mehrtens <hauke@hauke-m.de> +Cc: linux-mips@linux-mips.org +Patchwork: https://patchwork.linux-mips.org/patch/8266/ +Signed-off-by: Ralf Baechle <ralf@linux-mips.org> +--- + arch/mips/bcm47xx/nvram.c | 42 ++++++++++++++++++++++++++++++++++++++---- + 1 file changed, 38 insertions(+), 4 deletions(-) + +diff --git a/arch/mips/bcm47xx/nvram.c b/arch/mips/bcm47xx/nvram.c +index 21712fb..8b64991 100644 +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -13,12 +13,10 @@ + + #include <linux/types.h> + #include <linux/module.h> +-#include <linux/ssb/ssb.h> + #include <linux/kernel.h> + #include <linux/string.h> +-#include <asm/addrspace.h> ++#include <linux/mtd/mtd.h> + #include <bcm47xx_nvram.h> +-#include <asm/mach-bcm47xx/bcm47xx.h> + + static char nvram_buf[NVRAM_SPACE]; + static const u32 nvram_sizes[] = {0x8000, 0xF000, 0x10000}; +@@ -123,7 +121,43 @@ int bcm47xx_nvram_init_from_mem(u32 base, u32 lim) + + static int nvram_init(void) + { +- /* TODO: Look for MTD "nvram" partition */ ++#ifdef CONFIG_MTD ++ struct mtd_info *mtd; ++ struct nvram_header header; ++ size_t bytes_read; ++ int err, i; ++ ++ mtd = get_mtd_device_nm("nvram"); ++ if (IS_ERR(mtd)) ++ return -ENODEV; ++ ++ for (i = 0; i < ARRAY_SIZE(nvram_sizes); i++) { ++ loff_t from = mtd->size - nvram_sizes[i]; ++ ++ if (from < 0) ++ continue; ++ ++ err = mtd_read(mtd, from, sizeof(header), &bytes_read, ++ (uint8_t *)&header); ++ if (!err && header.magic == NVRAM_HEADER) { ++ u8 *dst = (uint8_t *)nvram_buf; ++ size_t len = header.len; ++ ++ if (header.len > NVRAM_SPACE) { ++ pr_err("nvram on flash (%i bytes) is bigger than the reserved space in memory, will just copy the first %i bytes\n", ++ header.len, NVRAM_SPACE); ++ len = NVRAM_SPACE; ++ } ++ ++ err = mtd_read(mtd, from, len, &bytes_read, dst); ++ if (err) ++ return err; ++ memset(dst + bytes_read, 0x0, NVRAM_SPACE - bytes_read); ++ ++ return 0; ++ } ++ } ++#endif + + return -ENXIO; + } +-- +1.8.4.5 + diff --git a/target/linux/brcm47xx/patches-3.18/036-MIPS-BCM47XX-Clean-up-nvram-header.patch b/target/linux/brcm47xx/patches-3.18/036-MIPS-BCM47XX-Clean-up-nvram-header.patch new file mode 100644 index 0000000000..b4a07919b7 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.18/036-MIPS-BCM47XX-Clean-up-nvram-header.patch @@ -0,0 +1,167 @@ +From 341097f17c76b3dd39539526a2af9e7fff43705e Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> +Date: Thu, 30 Oct 2014 12:50:03 +0100 +Subject: [PATCH] MIPS: BCM47XX: Clean up nvram header +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +1) Move private defines to the .c file +2) Move SPROM helper to the sprom.c +3) Drop unused code +4) Rename magic to the NVRAM_MAGIC +5) Add const to the char pointer we never modify + +Signed-off-by: Rafał Miłecki <zajec5@gmail.com> +Acked-by: Hauke Mehrtens <hauke@hauke-m.de> +Cc: linux-mips@linux-mips.org +Patchwork: https://patchwork.linux-mips.org/patch/8289/ +Signed-off-by: Ralf Baechle <ralf@linux-mips.org> +--- + arch/mips/bcm47xx/nvram.c | 23 ++++++++++---- + arch/mips/bcm47xx/sprom.c | 14 +++++++++ + arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h | 35 +--------------------- + 3 files changed, 33 insertions(+), 39 deletions(-) + +diff --git a/arch/mips/bcm47xx/nvram.c b/arch/mips/bcm47xx/nvram.c +index 8b64991..c5c381c 100644 +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -18,6 +18,19 @@ + #include <linux/mtd/mtd.h> + #include <bcm47xx_nvram.h> + ++#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */ ++#define NVRAM_SPACE 0x8000 ++ ++#define FLASH_MIN 0x00020000 /* Minimum flash size */ ++ ++struct nvram_header { ++ u32 magic; ++ u32 len; ++ u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ ++ u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ ++ u32 config_ncdl; /* ncdl values for memc */ ++}; ++ + static char nvram_buf[NVRAM_SPACE]; + static const u32 nvram_sizes[] = {0x8000, 0xF000, 0x10000}; + +@@ -28,7 +41,7 @@ static u32 find_nvram_size(void __iomem *end) + + for (i = 0; i < ARRAY_SIZE(nvram_sizes); i++) { + header = (struct nvram_header *)(end - nvram_sizes[i]); +- if (header->magic == NVRAM_HEADER) ++ if (header->magic == NVRAM_MAGIC) + return nvram_sizes[i]; + } + +@@ -63,13 +76,13 @@ static int nvram_find_and_copy(void __iomem *iobase, u32 lim) + + /* Try embedded NVRAM at 4 KB and 1 KB as last resorts */ + header = (struct nvram_header *)(iobase + 4096); +- if (header->magic == NVRAM_HEADER) { ++ if (header->magic == NVRAM_MAGIC) { + size = NVRAM_SPACE; + goto found; + } + + header = (struct nvram_header *)(iobase + 1024); +- if (header->magic == NVRAM_HEADER) { ++ if (header->magic == NVRAM_MAGIC) { + size = NVRAM_SPACE; + goto found; + } +@@ -139,7 +152,7 @@ static int nvram_init(void) + + err = mtd_read(mtd, from, sizeof(header), &bytes_read, + (uint8_t *)&header); +- if (!err && header.magic == NVRAM_HEADER) { ++ if (!err && header.magic == NVRAM_MAGIC) { + u8 *dst = (uint8_t *)nvram_buf; + size_t len = header.len; + +@@ -162,7 +175,7 @@ static int nvram_init(void) + return -ENXIO; + } + +-int bcm47xx_nvram_getenv(char *name, char *val, size_t val_len) ++int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len) + { + char *var, *value, *end, *eq; + int err; +diff --git a/arch/mips/bcm47xx/sprom.c b/arch/mips/bcm47xx/sprom.c +index e772e77..2eff7fe 100644 +--- a/arch/mips/bcm47xx/sprom.c ++++ b/arch/mips/bcm47xx/sprom.c +@@ -136,6 +136,20 @@ static void nvram_read_leddc(const char *prefix, const char *name, + *leddc_off_time = (val >> 16) & 0xff; + } + ++static void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6]) ++{ ++ if (strchr(buf, ':')) ++ sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], ++ &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], ++ &macaddr[5]); ++ else if (strchr(buf, '-')) ++ sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0], ++ &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], ++ &macaddr[5]); ++ else ++ pr_warn("Can not parse mac address: %s\n", buf); ++} ++ + static void nvram_read_macaddr(const char *prefix, const char *name, + u8 val[6], bool fallback) + { +diff --git a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h +index 676be22..ee59ffe 100644 +--- a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h ++++ b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h +@@ -14,41 +14,8 @@ + #include <linux/types.h> + #include <linux/kernel.h> + +-struct nvram_header { +- u32 magic; +- u32 len; +- u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */ +- u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */ +- u32 config_ncdl; /* ncdl values for memc */ +-}; +- +-#define NVRAM_HEADER 0x48534C46 /* 'FLSH' */ +-#define NVRAM_VERSION 1 +-#define NVRAM_HEADER_SIZE 20 +-#define NVRAM_SPACE 0x8000 +- +-#define FLASH_MIN 0x00020000 /* Minimum flash size */ +- +-#define NVRAM_MAX_VALUE_LEN 255 +-#define NVRAM_MAX_PARAM_LEN 64 +- + int bcm47xx_nvram_init_from_mem(u32 base, u32 lim); +-extern int bcm47xx_nvram_getenv(char *name, char *val, size_t val_len); +- +-static inline void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6]) +-{ +- if (strchr(buf, ':')) +- sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], +- &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], +- &macaddr[5]); +- else if (strchr(buf, '-')) +- sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0], +- &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], +- &macaddr[5]); +- else +- printk(KERN_WARNING "Can not parse mac address: %s\n", buf); +-} +- ++int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len); + int bcm47xx_nvram_gpio_pin(const char *name); + + #endif /* __BCM47XX_NVRAM_H */ +-- +1.8.4.5 + diff --git a/target/linux/brcm47xx/patches-3.18/100-MIPS-BCM47XX-Support-SPROM-prefixes-for-PCI-devices.patch b/target/linux/brcm47xx/patches-3.18/037-MIPS-BCM47XX-Support-SPROM-prefixes-for-PCI-devices.patch index 4a82b50dc7..095338f61d 100644 --- a/target/linux/brcm47xx/patches-3.18/100-MIPS-BCM47XX-Support-SPROM-prefixes-for-PCI-devices.patch +++ b/target/linux/brcm47xx/patches-3.18/037-MIPS-BCM47XX-Support-SPROM-prefixes-for-PCI-devices.patch @@ -1,7 +1,7 @@ -From f3505e9283290dd9bb6197bd485e6cbfb5beaf7e Mon Sep 17 00:00:00 2001 +From 9a6a2b96dfd8b01336f8519a5be7fb353cfa62fb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Wed, 11 Mar 2015 19:24:42 +0100 -Subject: [PATCH V2] MIPS: BCM47XX: Support SPROM prefixes for PCI devices +Date: Sat, 14 Mar 2015 17:55:54 +0100 +Subject: [PATCH] MIPS: BCM47XX: Support SPROM prefixes for PCI devices MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit @@ -9,20 +9,19 @@ Content-Transfer-Encoding: 8bit Support parsing SPROMs with prefixes defined like devpath1=pci/1/1 Signed-off-by: Rafał Miłecki <zajec5@gmail.com> ---- -V2: I've noticed that Buffalo WZR-1750 uses an extra slash in NVRAM - devpaths entries. I added support for them and updated comment. - This adds one line over 80 chars, but it improved condition - readability so I think it's alright there. +Cc: linux-mips@linux-mips.org +Cc: Hauke Mehrtens <hauke@hauke-m.de> +Patchwork: https://patchwork.linux-mips.org/patch/9552/ +Signed-off-by: Ralf Baechle <ralf@linux-mips.org> --- arch/mips/bcm47xx/sprom.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/mips/bcm47xx/sprom.c b/arch/mips/bcm47xx/sprom.c -index 290309e..5d32afc 100644 +index 2eff7fe..eff9205 100644 --- a/arch/mips/bcm47xx/sprom.c +++ b/arch/mips/bcm47xx/sprom.c -@@ -822,6 +822,38 @@ static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out) +@@ -836,6 +836,38 @@ static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out) #endif #if defined(CONFIG_BCM47XX_BCMA) @@ -61,7 +60,7 @@ index 290309e..5d32afc 100644 static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) { char prefix[10]; -@@ -833,6 +865,7 @@ static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) +@@ -847,6 +879,7 @@ static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) snprintf(prefix, sizeof(prefix), "pci/%u/%u/", bus->host_pci->bus->number + 1, PCI_SLOT(bus->host_pci->devfn)); diff --git a/target/linux/brcm47xx/patches-3.18/280-activate_ssb_support_in_usb.patch b/target/linux/brcm47xx/patches-3.18/280-activate_ssb_support_in_usb.patch index 748710f6f8..c44131f2fe 100644 --- a/target/linux/brcm47xx/patches-3.18/280-activate_ssb_support_in_usb.patch +++ b/target/linux/brcm47xx/patches-3.18/280-activate_ssb_support_in_usb.patch @@ -5,7 +5,7 @@ This prevents the options from being delete with make kernel_oldconfig. --- a/drivers/bcma/Kconfig +++ b/drivers/bcma/Kconfig -@@ -38,6 +38,7 @@ config BCMA_DRIVER_PCI_HOSTMODE +@@ -39,6 +39,7 @@ config BCMA_DRIVER_PCI_HOSTMODE config BCMA_HOST_SOC bool "Support for BCMA in a SoC" depends on BCMA diff --git a/target/linux/brcm47xx/patches-3.18/820-wgt634u-nvram-fix.patch b/target/linux/brcm47xx/patches-3.18/820-wgt634u-nvram-fix.patch index ea002fe732..818641bcbe 100644 --- a/target/linux/brcm47xx/patches-3.18/820-wgt634u-nvram-fix.patch +++ b/target/linux/brcm47xx/patches-3.18/820-wgt634u-nvram-fix.patch @@ -12,7 +12,7 @@ out the configuration than the in kernel cfe config reader. +obj-y += cfe_env.o --- /dev/null +++ b/arch/mips/bcm47xx/cfe_env.c -@@ -0,0 +1,229 @@ +@@ -0,0 +1,228 @@ +/* + * CFE environment variable access + * @@ -138,8 +138,7 @@ out the configuration than the in kernel cfe config reader. + * @return value of variable or NULL if undefined + */ + -+char* -+cfe_env_get(unsigned char *nv_buf, char* name) ++char *cfe_env_get(unsigned char *nv_buf, const char *name) +{ + int size; + unsigned char *buffer; @@ -244,7 +243,7 @@ out the configuration than the in kernel cfe config reader. + --- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c -@@ -22,6 +22,8 @@ +@@ -33,6 +33,8 @@ struct nvram_header { static char nvram_buf[NVRAM_SPACE]; static const u32 nvram_sizes[] = {0x8000, 0xF000, 0x10000}; @@ -253,7 +252,7 @@ out the configuration than the in kernel cfe config reader. static u32 find_nvram_size(void __iomem *end) { -@@ -51,6 +53,26 @@ static int nvram_find_and_copy(void __io +@@ -62,6 +64,26 @@ static int nvram_find_and_copy(void __io return -EEXIST; } @@ -280,7 +279,7 @@ out the configuration than the in kernel cfe config reader. /* TODO: when nvram is on nand flash check for bad blocks first. */ off = FLASH_MIN; while (off <= lim) { -@@ -142,6 +164,13 @@ int bcm47xx_nvram_getenv(char *name, cha +@@ -189,6 +211,13 @@ int bcm47xx_nvram_getenv(const char *nam return err; } diff --git a/target/linux/brcm47xx/patches-3.18/999-wl_exports.patch b/target/linux/brcm47xx/patches-3.18/999-wl_exports.patch index 0e62ab1360..c74c4cca24 100644 --- a/target/linux/brcm47xx/patches-3.18/999-wl_exports.patch +++ b/target/linux/brcm47xx/patches-3.18/999-wl_exports.patch @@ -1,8 +1,8 @@ --- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c -@@ -20,7 +20,8 @@ - #include <bcm47xx_nvram.h> - #include <asm/mach-bcm47xx/bcm47xx.h> +@@ -31,7 +31,8 @@ struct nvram_header { + u32 config_ncdl; /* ncdl values for memc */ + }; -static char nvram_buf[NVRAM_SPACE]; +char nvram_buf[NVRAM_SPACE]; |