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Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.38/033-bcm47xx-register-fallback-callback.patch')
-rw-r--r--target/linux/brcm47xx/patches-2.6.38/033-bcm47xx-register-fallback-callback.patch48
1 files changed, 48 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.38/033-bcm47xx-register-fallback-callback.patch b/target/linux/brcm47xx/patches-2.6.38/033-bcm47xx-register-fallback-callback.patch
new file mode 100644
index 0000000000..f63deacddf
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.38/033-bcm47xx-register-fallback-callback.patch
@@ -0,0 +1,48 @@
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -23,7 +23,7 @@
+ static char nvram_buf[NVRAM_SPACE];
+
+ /* Probe for NVRAM header */
+-static void __init early_nvram_init(void)
++static void early_nvram_init(void)
+ {
+ struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
+ struct nvram_header *header;
+--- a/arch/mips/bcm47xx/setup.c
++++ b/arch/mips/bcm47xx/setup.c
+@@ -156,6 +156,22 @@ static void bcm47xx_fill_sprom(struct ss
+ }
+ }
+
++int bcm47xx_get_sprom(struct ssb_bus *bus)
++{
++ char prefix[10];
++
++ if (bus->bustype == SSB_BUSTYPE_PCI) {
++ snprintf(prefix, sizeof(prefix), "pci/%x/%x/",
++ bus->host_pci->bus->number + 1,
++ PCI_SLOT(bus->host_pci->devfn));
++ bcm47xx_fill_sprom(&bus->sprom, prefix);
++ return 0;
++ } else {
++ printk(KERN_WARNING "bcm47xx: unable to fill SPROM for given bustype.\n");
++ return -EINVAL;
++ }
++}
++
+ static int bcm47xx_get_invariants(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv)
+ {
+@@ -212,6 +228,11 @@ void __init plat_mem_setup(void)
+ char buf[100];
+ struct ssb_mipscore *mcore;
+
++ err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom);
++ if (err)
++ printk(KERN_WARNING "bcm47xx: someone else already registered"
++ " a ssb SPROM callback handler (err %d)\n", err);
++
+ err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE,
+ bcm47xx_get_invariants);
+ if (err)