MIPS: BCM47XX: only print SoC name in system type in cpuinfo

Recently the output of "system type" in  /proc/cpuinfo was changed to
Broadcom BCM4730 (Some sample board), but it is better to just print
the SoC name in the "system type" entry. The board name will be added
in the machine entry later.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5865/

arch/mips/bcm47xx/prom.c

@@ -37,32 +37,19 @@
 
 static int cfe_cons_handle;
 
-static u16 get_chip_id(void)
-{
-	switch (bcm47xx_bus_type) {
-#ifdef CONFIG_BCM47XX_SSB
-	case BCM47XX_BUS_TYPE_SSB:
-		return bcm47xx_bus.ssb.chip_id;
-#endif
-#ifdef CONFIG_BCM47XX_BCMA
-	case BCM47XX_BUS_TYPE_BCMA:
-		return bcm47xx_bus.bcma.bus.chipinfo.id;
-#endif
-	}
-	return 0;
-}
+static char bcm47xx_system_type[20] = "Broadcom BCM47XX";
 
 const char *get_system_type(void)
 {
-	static char buf[50];
-	u16 chip_id = get_chip_id();
-
-	snprintf(buf, sizeof(buf),
-		 (chip_id > 0x9999) ? "Broadcom BCM%d (%s)" :
-				      "Broadcom BCM%04X (%s)",
-		 chip_id, bcm47xx_board_get_name());
+	return bcm47xx_system_type;
+}
 
-	return buf;
+__init void bcm47xx_set_system_type(u16 chip_id)
+{
+	snprintf(bcm47xx_system_type, sizeof(bcm47xx_system_type),
+		 (chip_id > 0x9999) ? "Broadcom BCM%d" :
+				      "Broadcom BCM%04X",
+		 chip_id);
 }
 
 void prom_putchar(char c)

arch/mips/bcm47xx/setup.c

@@ -210,12 +210,14 @@ void __init plat_mem_setup(void)
 #ifdef CONFIG_BCM47XX_BCMA
 		bcm47xx_bus_type = BCM47XX_BUS_TYPE_BCMA;
 		bcm47xx_register_bcma();
+		bcm47xx_set_system_type(bcm47xx_bus.bcma.bus.chipinfo.id);
 #endif
 	} else {
 		printk(KERN_INFO "bcm47xx: using ssb bus\n");
 #ifdef CONFIG_BCM47XX_SSB
 		bcm47xx_bus_type = BCM47XX_BUS_TYPE_SSB;
 		bcm47xx_register_ssb();
+		bcm47xx_set_system_type(bcm47xx_bus.ssb.chip_id);
 #endif
 	}
 

arch/mips/include/asm/mach-bcm47xx/bcm47xx.h

@@ -56,4 +56,6 @@ void bcm47xx_fill_bcma_boardinfo(struct bcma_boardinfo *boardinfo,
 				 const char *prefix);
 #endif
 
+void bcm47xx_set_system_type(u16 chip_id);
+
 #endif /* __ASM_BCM47XX_H */