On 24 June 2013 11:43, Sachin Kamat <sachin.kamat@xxxxxxxxxx> wrote: > With the recent cleanup in Exynos platform code notably commits > 17859bec ("ARM: EXYNOS: Do not select legacy Kconfig symbols any > more") and b9222210 ("ARM: EXYNOS: Remove mach/gpio.h"), the definition > of ARCH_NR_GPIOS got removed. This started causing problems on SoCs like > Exynos4412 which have more (285) than the default number of GPIOs (255). > Thus define this number in Kconfig file. Without this patch we get the > following errors during boot: > > gpiochip_add: gpios 251..258 (gpv0) failed to register > samsung-pinctrl 106e0000.pinctrl: failed to register gpio_chip gpv0, > error code: -22 > samsung-pinctrl: probe of 106e0000.pinctrl failed with error -22 > > Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx> > Cc: Tomasz Figa <t.figa@xxxxxxxxxxx> > --- > Based on Kukjin's for-next tree. > --- > arch/arm/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > index ddf2667..380a53b 100644 > --- a/arch/arm/Kconfig > +++ b/arch/arm/Kconfig > @@ -1578,6 +1578,7 @@ config ARCH_NR_GPIO > default 512 if SOC_OMAP5 > default 392 if ARCH_U8500 > default 352 if ARCH_VT8500 > + default 288 if ARCH_EXYNOS > default 288 if ARCH_SUNXI > default 264 if MACH_H4700 > default 0 > -- > 1.7.9.5 > Kukjin, Now that 3.11-rc1 is out, can you please queue this up for 3.11-rc2 as without this patch gpio support on 4412 boards is broken. -- With warm regards, Sachin -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html