diff options
| author | Ingo Molnar <mingo@kernel.org> | 2014-01-05 12:34:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-01-05 12:34:29 +0100 |
| commit | ef0b8b9a521c65201bfca9747ee1bf374296133c (patch) | |
| tree | 644c3390c07d06fb7807182a4935f7c3f675b157 /drivers/gpio/gpio-mpc8xxx.c | |
| parent | 5c12af0c41e3417e1939095325920463b5f8e726 (diff) | |
| parent | d6e0a2dd12f4067a5bcefb8bbd8ddbeff800afbc (diff) | |
Merge tag 'v3.13-rc7' into x86/efi-kexec to resolve conflicts
Conflicts:
arch/x86/platform/efi/efi.c
drivers/firmware/efi/Kconfig
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpio/gpio-mpc8xxx.c')
| -rw-r--r-- | drivers/gpio/gpio-mpc8xxx.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c index 914e859e3ed..d7d6d72eba3 100644 --- a/drivers/gpio/gpio-mpc8xxx.c +++ b/drivers/gpio/gpio-mpc8xxx.c @@ -70,10 +70,14 @@ static int mpc8572_gpio_get(struct gpio_chip *gc, unsigned int gpio) u32 val; struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc); struct mpc8xxx_gpio_chip *mpc8xxx_gc = to_mpc8xxx_gpio_chip(mm); + u32 out_mask, out_shadow; - val = in_be32(mm->regs + GPIO_DAT) & ~in_be32(mm->regs + GPIO_DIR); + out_mask = in_be32(mm->regs + GPIO_DIR); - return (val | mpc8xxx_gc->data) & mpc8xxx_gpio2mask(gpio); + val = in_be32(mm->regs + GPIO_DAT) & ~out_mask; + out_shadow = mpc8xxx_gc->data & out_mask; + + return (val | out_shadow) & mpc8xxx_gpio2mask(gpio); } static int mpc8xxx_gpio_get(struct gpio_chip *gc, unsigned int gpio) |