Linux-libre 4.5-gnu

4 files changed, 48 insertions, 7 deletions

diff --git a/drivers/ssb/Kconfig b/drivers/ssb/Kconfig
index 149214bee..d8e4219c2 100644
--- a/drivers/ssb/Kconfig
+++ b/drivers/ssb/Kconfig
@@ -82,7 +82,8 @@ config SSB_SDIOHOST
 
 config SSB_HOST_SOC
 	bool "Support for SSB bus on SoC"
-	depends on SSB
+	depends on SSB && BCM47XX_NVRAM
+	select SSB_SPROM
 	help
 	  Host interface for a SSB directly mapped into memory. This is
 	  for some Broadcom SoCs from the BCM47xx and BCM53xx lines.
diff --git a/drivers/ssb/host_soc.c b/drivers/ssb/host_soc.c
index c809f255a..d62992dc0 100644
--- a/drivers/ssb/host_soc.c
+++ b/drivers/ssb/host_soc.c
@@ -8,6 +8,7 @@
  * Licensed under the GNU/GPL. See COPYING for details.
  */
 
+#include <linux/bcm47xx_nvram.h>
 #include <linux/ssb/ssb.h>
 
 #include "ssb_private.h"
@@ -171,3 +172,39 @@ const struct ssb_bus_ops ssb_host_soc_ops = {
 	.block_write	= ssb_host_soc_block_write,
 #endif
 };
+
+int ssb_host_soc_get_invariants(struct ssb_bus *bus,
+				struct ssb_init_invariants *iv)
+{
+	char buf[20];
+	int len, err;
+
+	/* Fill boardinfo structure */
+	memset(&iv->boardinfo, 0, sizeof(struct ssb_boardinfo));
+
+	len = bcm47xx_nvram_getenv("boardvendor", buf, sizeof(buf));
+	if (len > 0) {
+		err = kstrtou16(strim(buf), 0, &iv->boardinfo.vendor);
+		if (err)
+			pr_warn("Couldn't parse nvram board vendor entry with value \"%s\"\n",
+				buf);
+	}
+	if (!iv->boardinfo.vendor)
+		iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM;
+
+	len = bcm47xx_nvram_getenv("boardtype", buf, sizeof(buf));
+	if (len > 0) {
+		err = kstrtou16(strim(buf), 0, &iv->boardinfo.type);
+		if (err)
+			pr_warn("Couldn't parse nvram board type entry with value \"%s\"\n",
+				buf);
+	}
+
+	memset(&iv->sprom, 0, sizeof(struct ssb_sprom));
+	ssb_fill_sprom_with_fallback(bus, &iv->sprom);
+
+	if (bcm47xx_nvram_getenv("cardbus", buf, sizeof(buf)) >= 0)
+		iv->has_cardbus_slot = !!simple_strtoul(buf, NULL, 10);
+
+	return 0;
+}
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index 5d1e9a0fc..d1a750760 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -613,9 +613,10 @@ out:
 	return err;
 }
 
-static int ssb_bus_register(struct ssb_bus *bus,
-			    ssb_invariants_func_t get_invariants,
-			    unsigned long baseaddr)
+static int __maybe_unused
+ssb_bus_register(struct ssb_bus *bus,
+		 ssb_invariants_func_t get_invariants,
+		 unsigned long baseaddr)
 {
 	int err;
 
@@ -762,15 +763,14 @@ EXPORT_SYMBOL(ssb_bus_sdiobus_register);
 #endif /* CONFIG_SSB_PCMCIAHOST */
 
 #ifdef CONFIG_SSB_HOST_SOC
-int ssb_bus_ssbbus_register(struct ssb_bus *bus, unsigned long baseaddr,
-			    ssb_invariants_func_t get_invariants)
+int ssb_bus_host_soc_register(struct ssb_bus *bus, unsigned long baseaddr)
 {
 	int err;
 
 	bus->bustype = SSB_BUSTYPE_SSB;
 	bus->ops = &ssb_host_soc_ops;
 
-	err = ssb_bus_register(bus, get_invariants, baseaddr);
+	err = ssb_bus_register(bus, ssb_host_soc_get_invariants, baseaddr);
 	if (!err) {
 		ssb_info("Sonics Silicon Backplane found at address 0x%08lX\n",
 			 baseaddr);
diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h
index 15bfd5c7d..c2f5d3969 100644
--- a/drivers/ssb/ssb_private.h
+++ b/drivers/ssb/ssb_private.h
@@ -163,6 +163,9 @@ static inline int ssb_sdio_init(struct ssb_bus *bus)
 
 #ifdef CONFIG_SSB_HOST_SOC
 extern const struct ssb_bus_ops ssb_host_soc_ops;
+
+extern int ssb_host_soc_get_invariants(struct ssb_bus *bus,
+				       struct ssb_init_invariants *iv);
 #endif
 
 /* scan.c */