openwrt/target/linux/ar71xx/patches-3.8/029-MIPS-ath79-add-SoC-dete...

114 lines
3.0 KiB
Diff

From f48780829e9de625cb7fa0850fc31d050da6adeb Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Fri, 15 Feb 2013 13:38:16 +0000
Subject: [PATCH] MIPS: ath79: add SoC detection code for the QCA955X SoCs
commit 2e6c91e392fd7be2ef0ba1e9a20e0ebe8ab79cf3 upstream.
Also add 'soc_is_qca955[68x]' helper functions
and a Kconfig symbol for the SoC family.
Cc: Rodriguez, Luis <rodrigue@qca.qualcomm.com>
Cc: Giori, Kathy <kgiori@qca.qualcomm.com>
Cc: QCA Linux Team <qca-linux-team@qca.qualcomm.com>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4943/
Signed-off-by: John Crispin <blogic@openwrt.org>
---
arch/mips/ath79/Kconfig | 4 ++++
arch/mips/ath79/setup.c | 18 +++++++++++++++++-
arch/mips/include/asm/mach-ath79/ar71xx_regs.h | 2 ++
arch/mips/include/asm/mach-ath79/ath79.h | 17 +++++++++++++++++
4 files changed, 40 insertions(+), 1 deletion(-)
--- 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 +164,29 @@ static void __init ath79_detect_sys_type
rev = id & AR934X_REV_ID_REVISION_MASK;
break;
+ case REV_ID_MAJOR_QCA9556:
+ ath79_soc = ATH79_SOC_QCA9556;
+ chip = "9556";
+ rev = id & QCA955X_REV_ID_REVISION_MASK;
+ break;
+
+ case REV_ID_MAJOR_QCA9558:
+ ath79_soc = ATH79_SOC_QCA9558;
+ chip = "9558";
+ rev = id & QCA955X_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
@@ -392,6 +392,8 @@
#define AR934X_REV_ID_REVISION_MASK 0xf
+#define QCA955X_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 +32,8 @@ enum ath79_soc_type {
ATH79_SOC_AR9341,
ATH79_SOC_AR9342,
ATH79_SOC_AR9344,
+ ATH79_SOC_QCA9556,
+ ATH79_SOC_QCA9558,
};
extern enum ath79_soc_type ath79_soc;
@@ -98,6 +100,21 @@ static inline int soc_is_ar934x(void)
return soc_is_ar9341() || soc_is_ar9342() || soc_is_ar9344();
}
+static inline int soc_is_qca9556(void)
+{
+ return ath79_soc == ATH79_SOC_QCA9556;
+}
+
+static inline int soc_is_qca9558(void)
+{
+ return ath79_soc == ATH79_SOC_QCA9558;
+}
+
+static inline int soc_is_qca955x(void)
+{
+ return soc_is_qca9556() || soc_is_qca9558();
+}
+
extern void __iomem *ath79_ddr_base;
extern void __iomem *ath79_pll_base;
extern void __iomem *ath79_reset_base;