From: chripell@fsfe.org (Christian Pellegrin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] Fix GPIOs bank H and J not being preserved during suspend
Date: Wed, 3 Mar 2010 08:00:37 +0100 [thread overview]
Message-ID: <1267599637-9283-1-git-send-email-chripell@fsfe.org> (raw)
In-Reply-To: <cabda6421003022258j51258c56w99b0e75d2d2b088c@mail.gmail.com>
This patch adds bank H and J GPIOs (present on S3C244X CPUs) to the list
of registers that must be saved/resumed during suspend.
Signed-off-by: Christian Pellegrin <chripell@fsfe.org>
---
arch/arm/mach-s3c2410/include/mach/gpio-core.h | 5 +++++
arch/arm/plat-s3c/pm-gpio.c | 4 ++--
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-core.h b/arch/arm/mach-s3c2410/include/mach/gpio-core.h
index f8b879a..de9697c 100644
--- a/arch/arm/mach-s3c2410/include/mach/gpio-core.h
+++ b/arch/arm/mach-s3c2410/include/mach/gpio-core.h
@@ -24,8 +24,13 @@ static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int pin)
{
struct s3c_gpio_chip *chip;
+#ifdef CONFIG_CPU_S3C244X
+ if (pin > S3C2410_GPJ(15))
+ return NULL;
+#else
if (pin > S3C2410_GPG(10))
return NULL;
+#endif
chip = &s3c24xx_gpios[pin/32];
return (S3C2410_GPIO_OFFSET(pin) < chip->chip.ngpio) ? chip : NULL;
diff --git a/arch/arm/plat-s3c/pm-gpio.c b/arch/arm/plat-s3c/pm-gpio.c
index cfd326a..b3cc8db 100644
--- a/arch/arm/plat-s3c/pm-gpio.c
+++ b/arch/arm/plat-s3c/pm-gpio.c
@@ -343,7 +343,7 @@ void s3c_pm_save_gpios(void)
ourchip->pm_save[2],
ourchip->pm_save[3]);
- gpio_nr += ourchip->chip.ngpio;
+ gpio_nr += ourchip->chip.ngpio - 1;
gpio_nr += CONFIG_S3C_GPIO_SPACE;
}
}
@@ -374,7 +374,7 @@ void s3c_pm_restore_gpios(void)
s3c_pm_resume_gpio(ourchip);
- gpio_nr += ourchip->chip.ngpio;
+ gpio_nr += ourchip->chip.ngpio - 1;
gpio_nr += CONFIG_S3C_GPIO_SPACE;
}
}
--
1.5.6.5
next prev parent reply other threads:[~2010-03-03 7:00 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-02 16:05 [PATCH] This patch adds support for GPIO bank J present on S3C244X CPUs. It Christian Pellegrin
2010-03-02 16:11 ` christian pellegrin
2010-03-02 16:11 ` [PATCH resend v2.6.33] Fix support for banks H and J on S3C244X CPUs Christian Pellegrin
2010-03-02 21:54 ` [PATCH] This patch adds support for GPIO bank J present on S3C244X CPUs. It Ben Dooks
2010-03-03 6:58 ` christian pellegrin
2010-03-03 7:00 ` [PATCH] Adds support for banks H and J on S3C244X CPUs Christian Pellegrin
2010-03-03 8:24 ` omap gpio help doron
2010-03-03 7:00 ` Christian Pellegrin [this message]
2010-03-04 23:21 ` [PATCH] Fix GPIOs bank H and J not being preserved during suspend Ben Dooks
2010-03-08 11:17 ` christian pellegrin
2010-03-08 11:21 ` [PATCH v2] " Christian Pellegrin
2010-03-08 15:55 ` Ben Dooks
2010-03-08 16:14 ` christian pellegrin
2010-03-08 16:16 ` Ben Dooks
2010-03-12 7:25 ` christian pellegrin
2010-03-12 7:28 ` [PATCH v2] Fix GPIOs banks " Christian Pellegrin
2010-03-12 7:29 ` [PATCH v2] Fix one-too-much bug when building list of regs to be preserved on PM Christian Pellegrin
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