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From 3c3c0eccf63b12fea98fd0eb65d0ccf69a7c5a57 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Sun, 24 Jun 2012 13:42:16 +0200
Subject: [PATCH 17/34] MIPS: ath79: add SoC detection code for the QCA9558 SoC

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
---
 arch/mips/ath79/Kconfig                        |    4 ++++
 arch/mips/ath79/setup.c                        |   12 +++++++++++-
 arch/mips/include/asm/mach-ath79/ar71xx_regs.h |    2 ++
 arch/mips/include/asm/mach-ath79/ath79.h       |   11 +++++++++++
 4 files changed, 28 insertions(+), 1 deletions(-)

--- a/arch/mips/ath79/Kconfig
+++ b/arch/mips/ath79/Kconfig
@@ -88,6 +88,10 @@ config SOC_AR934X
 	select PCI_AR724X if PCI
 	def_bool n
 
+config SOC_QCA955X
+	select USB_ARCH_HAS_EHCI
+	def_bool n
+
 config PCI_AR724X
 	def_bool n
 
--- a/arch/mips/ath79/setup.c
+++ b/arch/mips/ath79/setup.c
@@ -164,13 +164,23 @@ static void __init ath79_detect_sys_type
 		rev = id & AR934X_REV_ID_REVISION_MASK;
 		break;
 
+	case REV_ID_MAJOR_QCA9558:
+		ath79_soc = ATH79_SOC_QCA9558;
+		chip = "9558";
+		rev = id & AR944X_REV_ID_REVISION_MASK;
+		break;
+
 	default:
 		panic("ath79: unknown SoC, id:0x%08x", id);
 	}
 
 	ath79_soc_rev = rev;
 
-	sprintf(ath79_sys_type, "Atheros AR%s rev %u", chip, rev);
+	if (soc_is_qca955x())
+		sprintf(ath79_sys_type, "Qualcomm Atheros QCA%s rev %u",
+			chip, rev);
+	else
+		sprintf(ath79_sys_type, "Atheros AR%s rev %u", chip, rev);
 	pr_info("SoC: %s\n", ath79_sys_type);
 }
 
--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
@@ -391,6 +391,8 @@
 
 #define AR934X_REV_ID_REVISION_MASK     0xf
 
+#define AR944X_REV_ID_REVISION_MASK	0xf
+
 /*
  * SPI block
  */
--- a/arch/mips/include/asm/mach-ath79/ath79.h
+++ b/arch/mips/include/asm/mach-ath79/ath79.h
@@ -32,6 +32,7 @@ enum ath79_soc_type {
 	ATH79_SOC_AR9341,
 	ATH79_SOC_AR9342,
 	ATH79_SOC_AR9344,
+	ATH79_SOC_QCA9558,
 };
 
 extern enum ath79_soc_type ath79_soc;
@@ -98,6 +99,16 @@ static inline int soc_is_ar934x(void)
 	return soc_is_ar9341() || soc_is_ar9342() || soc_is_ar9344();
 }
 
+static inline int soc_is_qca9558(void)
+{
+	return ath79_soc == ATH79_SOC_QCA9558;
+}
+
+static inline int soc_is_qca955x(void)
+{
+	return soc_is_qca9558();
+}
+
 extern void __iomem *ath79_ddr_base;
 extern void __iomem *ath79_pll_base;
 extern void __iomem *ath79_reset_base;