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author | Arnd Bergmann <arnd@arndb.de> | 2011-12-27 23:41:33 +0000 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2011-12-27 23:41:33 +0000 |
commit | 4551ae0a24bba06972247a80f721fc21f6b2b758 (patch) | |
tree | 7e17b819ba34f73988d384161335ebe5729897ad /drivers/gpio/gpio-mpc8xxx.c | |
parent | e2c236f0a42fbb9e6a9528f8436f348218ffee96 (diff) | |
parent | 384703b8e6cd4c8ef08512e596024e028c91c339 (diff) | |
download | op-kernel-dev-4551ae0a24bba06972247a80f721fc21f6b2b758.zip op-kernel-dev-4551ae0a24bba06972247a80f721fc21f6b2b758.tar.gz |
Merge branch 'v3.2-rc6' into next/drivers
Diffstat (limited to 'drivers/gpio/gpio-mpc8xxx.c')
-rw-r--r-- | drivers/gpio/gpio-mpc8xxx.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c index ec3fcf0..5cd04b6 100644 --- a/drivers/gpio/gpio-mpc8xxx.c +++ b/drivers/gpio/gpio-mpc8xxx.c @@ -132,6 +132,15 @@ static int mpc8xxx_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val return 0; } +static int mpc5121_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) +{ + /* GPIO 28..31 are input only on MPC5121 */ + if (gpio >= 28) + return -EINVAL; + + return mpc8xxx_gpio_dir_out(gc, gpio, val); +} + static int mpc8xxx_gpio_to_irq(struct gpio_chip *gc, unsigned offset) { struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc); @@ -340,11 +349,10 @@ static void __init mpc8xxx_add_controller(struct device_node *np) mm_gc->save_regs = mpc8xxx_gpio_save_regs; gc->ngpio = MPC8XXX_GPIO_PINS; gc->direction_input = mpc8xxx_gpio_dir_in; - gc->direction_output = mpc8xxx_gpio_dir_out; - if (of_device_is_compatible(np, "fsl,mpc8572-gpio")) - gc->get = mpc8572_gpio_get; - else - gc->get = mpc8xxx_gpio_get; + gc->direction_output = of_device_is_compatible(np, "fsl,mpc5121-gpio") ? + mpc5121_gpio_dir_out : mpc8xxx_gpio_dir_out; + gc->get = of_device_is_compatible(np, "fsl,mpc8572-gpio") ? + mpc8572_gpio_get : mpc8xxx_gpio_get; gc->set = mpc8xxx_gpio_set; gc->to_irq = mpc8xxx_gpio_to_irq; |