2 files changed, 67 insertions, 36 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/setup.c b/target/linux/ar71xx/files/arch/mips/ar71xx/setup.c
index 2e1a7f6a5..f35444901 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/setup.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/setup.c
@@ -103,45 +103,66 @@ static void __init ar71xx_detect_mem_size(void)
 
 static void __init ar71xx_detect_sys_type(void)
 {
-	char *chip;
+	char *chip = "????";
 	u32 id;
-	u32 rev;
-
-	id = ar71xx_reset_rr(AR71XX_RESET_REG_REV_ID) & REV_ID_MASK;
-	rev = (id >> REV_ID_REVISION_SHIFT) & REV_ID_REVISION_MASK;
+	u32 major;
+	u32 minor;
+	u32 rev = 0;
+
+	id = ar71xx_reset_rr(AR71XX_RESET_REG_REV_ID);
+	major = id & REV_ID_MAJOR_MASK;
+
+	switch (major) {
+	case REV_ID_MAJOR_AR71XX:
+		minor = id & AR71XX_REV_ID_MINOR_MASK;
+		rev = id >> AR71XX_REV_ID_REVISION_SHIFT;
+		rev &= AR71XX_REV_ID_REVISION_MASK;
+		switch (minor) {
+		case AR71XX_REV_ID_MINOR_AR7130:
+			ar71xx_soc = AR71XX_SOC_AR7130;
+			chip = "7130";
+			break;
 
-	switch (id & REV_ID_CHIP_MASK) {
-	case REV_ID_CHIP_AR7130:
-		ar71xx_soc = AR71XX_SOC_AR7130;
-		chip = "7130";
-		break;
+		case AR71XX_REV_ID_MINOR_AR7141:
+			ar71xx_soc = AR71XX_SOC_AR7141;
+			chip = "7141";
+			break;
 
-	case REV_ID_CHIP_AR7141:
-		ar71xx_soc = AR71XX_SOC_AR7141;
-		chip = "7141";
+		case AR71XX_REV_ID_MINOR_AR7161:
+			ar71xx_soc = AR71XX_SOC_AR7161;
+			chip = "7161";
+			break;
+		}
 		break;
 
-	case REV_ID_CHIP_AR7161:
-		ar71xx_soc = AR71XX_SOC_AR7161;
-		chip = "7161";
+	case REV_ID_MAJOR_AR724X:
+		ar71xx_soc = AR71XX_SOC_AR7240;
+		chip = "7240";
+		rev = (id & AR724X_REV_ID_REVISION_MASK);
 		break;
 
-	case REV_ID_CHIP_AR9130:
-		ar71xx_soc = AR71XX_SOC_AR9130;
-		chip = "9130";
-		break;
+	case REV_ID_MAJOR_AR913X:
+		minor = id & AR91XX_REV_ID_MINOR_MASK;
+		rev = id >> AR91XX_REV_ID_REVISION_SHIFT;
+		rev &= AR91XX_REV_ID_REVISION_MASK;
+		switch (minor) {
+		case AR91XX_REV_ID_MINOR_AR9130:
+			ar71xx_soc = AR71XX_SOC_AR9130;
+			chip = "9130";
+			break;
 
-	case REV_ID_CHIP_AR9132:
-		ar71xx_soc = AR71XX_SOC_AR9132;
-		chip = "9132";
+		case AR91XX_REV_ID_MINOR_AR9132:
+			ar71xx_soc = AR71XX_SOC_AR9132;
+			chip = "9132";
+			break;
+		}
 		break;
 
 	default:
-		panic("ar71xx: unknown chip id:0x%02x\n", id);
+		panic("ar71xx: unknown chip id:0x%08x\n", id);
 	}
 
-	sprintf(ar71xx_sys_type, "Atheros AR%s rev %u (id:0x%02x)",
-		chip, rev, id);
+	sprintf(ar71xx_sys_type, "Atheros AR%s rev %u", chip, rev);
 }
 
 static void __init ar91xx_detect_sys_frequency(void)
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
index 145ea2130..198c4bfc0 100644
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
@@ -103,6 +103,7 @@ enum ar71xx_soc_type {
 	AR71XX_SOC_AR7130,
 	AR71XX_SOC_AR7141,
 	AR71XX_SOC_AR7161,
+	AR71XX_SOC_AR7240,
 	AR71XX_SOC_AR9130,
 	AR71XX_SOC_AR9132
 };
@@ -389,16 +390,25 @@ void ar71xx_ddr_flush(u32 reg);
 #define RESET_MODULE_PCI_BUS		BIT(1)
 #define RESET_MODULE_PCI_CORE		BIT(0)
 
-#define REV_ID_MASK		0xff
-#define REV_ID_CHIP_MASK	0xf3
-#define REV_ID_CHIP_AR7130	0xa0
-#define REV_ID_CHIP_AR7141	0xa1
-#define REV_ID_CHIP_AR7161	0xa2
-#define REV_ID_CHIP_AR9130	0xb0
-#define REV_ID_CHIP_AR9132	0xb1
-
-#define REV_ID_REVISION_MASK	0x3
-#define REV_ID_REVISION_SHIFT	2
+#define REV_ID_MAJOR_MASK	0xf0
+#define REV_ID_MAJOR_AR71XX	0xa0
+#define REV_ID_MAJOR_AR913X	0xb0
+#define REV_ID_MAJOR_AR724X	0xc0
+
+#define AR71XX_REV_ID_MINOR_MASK	0x3
+#define AR71XX_REV_ID_MINOR_AR7130	0x0
+#define AR71XX_REV_ID_MINOR_AR7141	0x1
+#define AR71XX_REV_ID_MINOR_AR7161	0x2
+#define AR71XX_REV_ID_REVISION_MASK	0x3
+#define AR71XX_REV_ID_REVISION_SHIFT	2
+
+#define AR91XX_REV_ID_MINOR_MASK	0x3
+#define AR91XX_REV_ID_MINOR_AR9130	0x0
+#define AR91XX_REV_ID_MINOR_AR9132	0x1
+#define AR91XX_REV_ID_REVISION_MASK	0x3
+#define AR91XX_REV_ID_REVISION_SHIFT	2
+
+#define AR724X_REV_ID_REVISION_MASK	0x3
 
 extern void __iomem *ar71xx_reset_base;