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MIPS: ath79: add SoC detection code for the QCA955X SoCs 

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>
This commit is contained in:
Gabor Juhos 2013-02-15 13:38:16 +00:00 committed by John Crispin
parent 9089877970
commit 2e6c91e392
4 changed files with 40 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/mips/ath79/Kconfig
View File

@ -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

18
arch/mips/ath79/setup.c
View File

@ -164,13 +164,29 @@ static void __init ath79_detect_sys_type(void)
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);
}

2
arch/mips/include/asm/mach-ath79/ar71xx_regs.h
View File

@ -392,6 +392,8 @@
#define AR934X_REV_ID_REVISION_MASK 0xf
#define QCA955X_REV_ID_REVISION_MASK 0xf
/*
* SPI block
*/

17
arch/mips/include/asm/mach-ath79/ath79.h
View File

@ -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;