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arch/arm/mach-exynos update 

- enable XHCI on exynos5
 - enable Pinctrl on exynos4 and exynos5
 - calling scu_enable() is only available on Cortex-A9
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Merge tag 'exynos-arch-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc

From Kukjin Kim:

arch/arm/mach-exynos update
- enable XHCI on exynos5
- enable Pinctrl on exynos4 and exynos5
- calling scu_enable() is only available on Cortex-A9

* tag 'exynos-arch-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
  ARM: EXYNOS: call scu_enable() only in case of cortex-A9 processor
  ARM: EXYNOS: Select PINCTRL_EXYNOS for exynos4/5 at chip level
  ARM: EXYNOS: Enable XHCI support on exynos5

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2013-06-20 21:50:51 +02:00
parent aee9a50c5b b5f3c75a75
commit 402bf90df5
3 changed files with 11 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/arm/mach-exynos/Kconfig
View File

@ -17,6 +17,7 @@ config ARCH_EXYNOS4
select HAVE_ARM_SCU if SMP
select HAVE_SMP
select MIGHT_HAVE_CACHE_L2X0
select PINCTRL
help
Samsung EXYNOS4 SoCs based systems
@ -24,6 +25,7 @@ config ARCH_EXYNOS5
bool "SAMSUNG EXYNOS5"
select HAVE_ARM_SCU if SMP
select HAVE_SMP
select PINCTRL
help
Samsung EXYNOS5 (Cortex-A15) SoC based systems
@ -34,6 +36,7 @@ config CPU_EXYNOS4210
default y
depends on ARCH_EXYNOS4
select ARM_CPU_SUSPEND if PM
select PINCTRL_EXYNOS
select PM_GENERIC_DOMAINS
select S5P_PM if PM
select S5P_SLEEP if PM
@ -45,6 +48,7 @@ config SOC_EXYNOS4212
bool "SAMSUNG EXYNOS4212"
default y
depends on ARCH_EXYNOS4
select PINCTRL_EXYNOS
select S5P_PM if PM
select S5P_SLEEP if PM
select SAMSUNG_DMADEV
@ -55,6 +59,7 @@ config SOC_EXYNOS4412
bool "SAMSUNG EXYNOS4412"
default y
depends on ARCH_EXYNOS4
select PINCTRL_EXYNOS
select SAMSUNG_DMADEV
help
Enable EXYNOS4412 SoC support
@ -63,6 +68,7 @@ config SOC_EXYNOS5250
bool "SAMSUNG EXYNOS5250"
default y
depends on ARCH_EXYNOS5
select PINCTRL_EXYNOS
select PM_GENERIC_DOMAINS if PM
select S5P_PM if PM
select S5P_SLEEP if PM
@ -78,7 +84,6 @@ config SOC_EXYNOS5440
select ARCH_HAS_OPP
select ARM_ARCH_TIMER
select AUTO_ZRELADDR
select PINCTRL
select PINCTRL_EXYNOS5440
select PM_OPP
help
@ -413,8 +418,6 @@ config MACH_EXYNOS4_DT
select CLKSRC_SAMSUNG_PWM if CPU_EXYNOS4210
select CPU_EXYNOS4210
select KEYBOARD_SAMSUNG if INPUT_KEYBOARD
select PINCTRL
select PINCTRL_EXYNOS
select S5P_DEV_MFC
select USE_OF
help
@ -429,6 +432,7 @@ config MACH_EXYNOS5_DT
depends on ARCH_EXYNOS5
select ARM_AMBA
select CLKSRC_OF
select USB_ARCH_HAS_XHCI
select USE_OF
help
Machine support for Samsung EXYNOS5 machine with device tree enabled.

2
arch/arm/mach-exynos/platsmp.c
View File

@ -200,7 +200,7 @@ static void __init exynos_smp_prepare_cpus(unsigned int max_cpus)
{
int i;
if (!(soc_is_exynos5250() || soc_is_exynos5440()))
if (read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A9)
scu_enable(scu_base_addr());
/*

5
drivers/pinctrl/Kconfig
View File

@ -207,12 +207,13 @@ config PINCTRL_SAMSUNG
select PINCONF
config PINCTRL_EXYNOS
bool "Pinctrl driver data for Samsung EXYNOS SoCs"
depends on OF && GPIOLIB
bool "Pinctrl driver data for Samsung EXYNOS SoCs other than 5440"
depends on OF && GPIOLIB && ARCH_EXYNOS
select PINCTRL_SAMSUNG
config PINCTRL_EXYNOS5440
bool "Samsung EXYNOS5440 SoC pinctrl driver"
depends on SOC_EXYNOS5440
select PINMUX
select PINCONF