diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-3.18/030-02-MIPS-BCM47XX-Make-ssb-init-NVRAM-instead-of-bcm47xx-.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.18/030-02-MIPS-BCM47XX-Make-ssb-init-NVRAM-instead-of-bcm47xx-.patch | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/target/linux/brcm47xx/patches-3.18/030-02-MIPS-BCM47XX-Make-ssb-init-NVRAM-instead-of-bcm47xx-.patch b/target/linux/brcm47xx/patches-3.18/030-02-MIPS-BCM47XX-Make-ssb-init-NVRAM-instead-of-bcm47xx-.patch deleted file mode 100644 index ce924d9..0000000 --- a/target/linux/brcm47xx/patches-3.18/030-02-MIPS-BCM47XX-Make-ssb-init-NVRAM-instead-of-bcm47xx-.patch +++ /dev/null @@ -1,124 +0,0 @@ -From 21400f252a97755579b43a4dc95dd02cd7f0ca75 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Wed, 3 Sep 2014 22:59:45 +0200 -Subject: [PATCH 155/158] MIPS: BCM47XX: Make ssb init NVRAM instead of bcm47xx - polling it -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This makes NVRAM code less bcm47xx/ssb specific allowing it to become a -standalone driver in the future. A similar patch for bcma will follow -when it's ready. - -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/7612/ -Signed-off-by: Ralf Baechle <ralf@linux-mips.org> ---- - arch/mips/bcm47xx/nvram.c | 30 +++++++--------------- - arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h | 1 + - drivers/ssb/driver_mipscore.c | 14 +++++++++- - 3 files changed, 23 insertions(+), 22 deletions(-) - ---- a/arch/mips/bcm47xx/nvram.c -+++ b/arch/mips/bcm47xx/nvram.c -@@ -98,7 +98,14 @@ found: - return 0; - } - --static int bcm47xx_nvram_init_from_mem(u32 base, u32 lim) -+/* -+ * On bcm47xx we need access to the NVRAM very early, so we can't use mtd -+ * subsystem to access flash. We can't even use platform device / driver to -+ * store memory offset. -+ * To handle this we provide following symbol. It's supposed to be called as -+ * soon as we get info about flash device, before any NVRAM entry is needed. -+ */ -+int bcm47xx_nvram_init_from_mem(u32 base, u32 lim) - { - void __iomem *iobase; - int err; -@@ -114,25 +121,6 @@ static int bcm47xx_nvram_init_from_mem(u - return err; - } - --#ifdef CONFIG_BCM47XX_SSB --static int nvram_init_ssb(void) --{ -- struct ssb_mipscore *mcore = &bcm47xx_bus.ssb.mipscore; -- u32 base; -- u32 lim; -- -- if (mcore->pflash.present) { -- base = mcore->pflash.window; -- lim = mcore->pflash.window_size; -- } else { -- pr_err("Couldn't find supported flash memory\n"); -- return -ENXIO; -- } -- -- return bcm47xx_nvram_init_from_mem(base, lim); --} --#endif -- - #ifdef CONFIG_BCM47XX_BCMA - static int nvram_init_bcma(void) - { -@@ -168,7 +156,7 @@ static int nvram_init(void) - switch (bcm47xx_bus_type) { - #ifdef CONFIG_BCM47XX_SSB - case BCM47XX_BUS_TYPE_SSB: -- return nvram_init_ssb(); -+ break; - #endif - #ifdef CONFIG_BCM47XX_BCMA - case BCM47XX_BUS_TYPE_BCMA: ---- a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h -+++ b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_nvram.h -@@ -32,6 +32,7 @@ struct nvram_header { - #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]) ---- a/drivers/ssb/driver_mipscore.c -+++ b/drivers/ssb/driver_mipscore.c -@@ -15,6 +15,9 @@ - #include <linux/serial_core.h> - #include <linux/serial_reg.h> - #include <linux/time.h> -+#ifdef CONFIG_BCM47XX -+#include <bcm47xx_nvram.h> -+#endif - - #include "ssb_private.h" - -@@ -210,6 +213,7 @@ static void ssb_mips_serial_init(struct - static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) - { - struct ssb_bus *bus = mcore->dev->bus; -+ struct ssb_sflash *sflash = &mcore->sflash; - struct ssb_pflash *pflash = &mcore->pflash; - - /* When there is no chipcommon on the bus there is 4MB flash */ -@@ -242,7 +246,15 @@ static void ssb_mips_flash_detect(struct - } - - ssb_pflash: -- if (pflash->present) { -+ if (sflash->present) { -+#ifdef CONFIG_BCM47XX -+ bcm47xx_nvram_init_from_mem(sflash->window, sflash->size); -+#endif -+ } else if (pflash->present) { -+#ifdef CONFIG_BCM47XX -+ bcm47xx_nvram_init_from_mem(pflash->window, pflash->window_size); -+#endif -+ - ssb_pflash_data.width = pflash->buswidth; - ssb_pflash_resource.start = pflash->window; - ssb_pflash_resource.end = pflash->window + pflash->window_size; |