diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.1/0057-pinctrl-bcm2835-bcm2835_gpio_direction_output-must-s.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.1/0057-pinctrl-bcm2835-bcm2835_gpio_direction_output-must-s.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.1/0057-pinctrl-bcm2835-bcm2835_gpio_direction_output-must-s.patch b/target/linux/brcm2708/patches-4.1/0057-pinctrl-bcm2835-bcm2835_gpio_direction_output-must-s.patch new file mode 100644 index 0000000..bfb6797 --- /dev/null +++ b/target/linux/brcm2708/patches-4.1/0057-pinctrl-bcm2835-bcm2835_gpio_direction_output-must-s.patch @@ -0,0 +1,28 @@ +From 8eed7ff146c26b290b51011f72b5262909dcd878 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Wed, 4 Feb 2015 10:02:24 +0000 +Subject: [PATCH 057/203] pinctrl-bcm2835: bcm2835_gpio_direction_output must + set the value + +--- + drivers/pinctrl/bcm/pinctrl-bcm2835.c | 9 ++++++++- + 1 file changed, 8 insertions(+), 1 deletion(-) + +--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c ++++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c +@@ -355,7 +355,14 @@ static int bcm2835_gpio_get(struct gpio_ + static int bcm2835_gpio_direction_output(struct gpio_chip *chip, + unsigned offset, int value) + { +- return pinctrl_gpio_direction_output(chip->base + offset); ++ struct bcm2835_pinctrl *pc = dev_get_drvdata(chip->dev); ++ int ret; ++ ++ ret = pinctrl_gpio_direction_output(chip->base + offset); ++ if (ret >= 0) ++ bcm2835_gpio_set_bit(pc, value ? GPSET0 : GPCLR0, offset); ++ ++ return ret; + } + + static void bcm2835_gpio_set(struct gpio_chip *chip, unsigned offset, int value) |