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MIPS: ath79: add SoC detection code for AR934X

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Also add 'soc_is_ar934[124x]' helper functions and a Kconfig
symbol for the AR934X SoCs.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Cc: linux-mips@linux-mips.org
Cc: mcgrof@infradead.org
Patchwork: https://patchwork.linux-mips.org/patch/3506/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Gabor Juhos 2012-03-14 10:45:21 +01:00 committed by Ralf Baechle
parent 80a7ed81a8
commit d84114660a
4 changed files with 49 additions and 1 deletions
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4
arch/mips/ath79/Kconfig
View File

@ -69,6 +69,10 @@ config SOC_AR933X
select USB_ARCH_HAS_EHCI
def_bool n
config SOC_AR934X
select USB_ARCH_HAS_EHCI
def_bool n
config ATH79_DEV_GPIO_BUTTONS
def_bool n

21
arch/mips/ath79/setup.c
View File

@ -1,10 +1,11 @@
/*
* Atheros AR71XX/AR724X/AR913X specific setup
*
* Copyright (C) 2010-2011 Jaiganesh Narayanan <jnarayanan@atheros.com>
* Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* Parts of this file are based on Atheros' 2.6.15 BSP
* Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
@ -145,6 +146,24 @@ static void __init ath79_detect_sys_type(void)
rev = id & AR933X_REV_ID_REVISION_MASK;
break;
case REV_ID_MAJOR_AR9341:
ath79_soc = ATH79_SOC_AR9341;
chip = "9341";
rev = id & AR934X_REV_ID_REVISION_MASK;
break;
case REV_ID_MAJOR_AR9342:
ath79_soc = ATH79_SOC_AR9342;
chip = "9342";
rev = id & AR934X_REV_ID_REVISION_MASK;
break;
case REV_ID_MAJOR_AR9344:
ath79_soc = ATH79_SOC_AR9344;
chip = "9344";
rev = id & AR934X_REV_ID_REVISION_MASK;
break;
default:
panic("ath79: unknown SoC, id:0x%08x", id);
}

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

@ -271,6 +271,8 @@
#define AR724X_REV_ID_REVISION_MASK 0x3
#define AR934X_REV_ID_REVISION_MASK 0xf
/*
* SPI block
*/

23
arch/mips/include/asm/mach-ath79/ath79.h
View File

@ -29,6 +29,9 @@ enum ath79_soc_type {
ATH79_SOC_AR9132,
ATH79_SOC_AR9330,
ATH79_SOC_AR9331,
ATH79_SOC_AR9341,
ATH79_SOC_AR9342,
ATH79_SOC_AR9344,
};
extern enum ath79_soc_type ath79_soc;
@ -75,6 +78,26 @@ static inline int soc_is_ar933x(void)
ath79_soc == ATH79_SOC_AR9331);
}
static inline int soc_is_ar9341(void)
{
return (ath79_soc == ATH79_SOC_AR9341);
}
static inline int soc_is_ar9342(void)
{
return (ath79_soc == ATH79_SOC_AR9342);
}
static inline int soc_is_ar9344(void)
{
return (ath79_soc == ATH79_SOC_AR9344);
}
static inline int soc_is_ar934x(void)
{
return soc_is_ar9341() || soc_is_ar9342() || soc_is_ar9344();
}
extern void __iomem *ath79_ddr_base;
extern void __iomem *ath79_pll_base;
extern void __iomem *ath79_reset_base;