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path: root/target/linux/lantiq/patches/860-falcon-fix-version.patch
blob: e934d2efe30a4f4ac0d76a58425482ff5456d5f7 (plain)
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--- a/arch/mips/lantiq/falcon/prom.c
+++ b/arch/mips/lantiq/falcon/prom.c
@@ -14,6 +14,9 @@
 #include "../prom.h"
 
 #define SOC_FALCON		"Falcon"
+#define SOC_FALCON_D		"Falcon-D"
+#define SOC_FALCON_V		"Falcon-V"
+#define SOC_FALCON_M		"Falcon-M"
 
 #define PART_SHIFT	12
 #define PART_MASK	0x0FFFF000
@@ -21,6 +24,8 @@
 #define REV_MASK	0xF0000000
 #define SREV_SHIFT	22
 #define SREV_MASK	0x03C00000
+#define TYPE_SHIFT	26
+#define TYPE_MASK	0x3C000000
 
 #define MUXC_SIF_RX_PIN		112
 #define MUXC_SIF_TX_PIN		113
@@ -54,14 +59,30 @@ ltq_soc_setup(void)
 void __init
 ltq_soc_detect(struct ltq_soc_info *i)
 {
+	u32 type;
 	i->partnum = (ltq_r32(LTQ_FALCON_CHIPID) & PART_MASK) >> PART_SHIFT;
 	i->rev = (ltq_r32(LTQ_FALCON_CHIPID) & REV_MASK) >> REV_SHIFT;
-	i->srev = (ltq_r32(LTQ_FALCON_CHIPCONF) & SREV_MASK) >> SREV_SHIFT;
+	i->srev = ((ltq_r32(LTQ_FALCON_CHIPCONF) & SREV_MASK) >> SREV_SHIFT);
 	sprintf(i->rev_type, "%c%d%d", (i->srev & 0x4) ? ('B') : ('A'),
-		i->rev & 0x7, i->srev & 0x3);
+		i->rev & 0x7, (i->srev & 0x3) + 1);
+
 	switch (i->partnum) {
 	case SOC_ID_FALCON:
-		i->name = SOC_FALCON;
+		type = (ltq_r32(LTQ_FALCON_CHIPTYPE) & TYPE_MASK) >> TYPE_SHIFT;
+		switch (type) {
+		case 0:
+			i->name = SOC_FALCON_D;
+			break;
+		case 1:
+			i->name = SOC_FALCON_V;
+			break;
+		case 2:
+			i->name = SOC_FALCON_M;
+			break;
+		default:
+			i->name = SOC_FALCON;
+			break;
+		}
 		i->type = SOC_TYPE_FALCON;
 		break;
 
--- a/arch/mips/include/asm/mach-lantiq/falcon/lantiq_soc.h
+++ b/arch/mips/include/asm/mach-lantiq/falcon/lantiq_soc.h
@@ -78,6 +78,7 @@
 #define LTQ_STATUS_BASE_ADDR	0x1E802000
 
 #define LTQ_FALCON_CHIPID	((u32 *)(KSEG1 + LTQ_STATUS_BASE_ADDR + 0x0c))
+#define LTQ_FALCON_CHIPTYPE	((u32 *)(KSEG1 + LTQ_STATUS_BASE_ADDR + 0x38))
 #define LTQ_FALCON_CHIPCONF	((u32 *)(KSEG1 + LTQ_STATUS_BASE_ADDR + 0x40))
 
 /* SYSCTL - start/stop/restart/configure/... different parts of the Soc */