From f48780829e9de625cb7fa0850fc31d050da6adeb Mon Sep 17 00:00:00 2001 From: Gabor Juhos 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 Cc: Giori, Kathy Cc: QCA Linux Team Signed-off-by: Gabor Juhos Patchwork: http://patchwork.linux-mips.org/patch/4943/ Signed-off-by: John Crispin --- 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;