diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0199-w1-w1-gpio-Make-GPIO-an-output-for-strong-pullup.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0199-w1-w1-gpio-Make-GPIO-an-output-for-strong-pullup.patch | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0199-w1-w1-gpio-Make-GPIO-an-output-for-strong-pullup.patch b/target/linux/bcm27xx/patches-5.4/950-0199-w1-w1-gpio-Make-GPIO-an-output-for-strong-pullup.patch deleted file mode 100644 index c8d656a1cf..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0199-w1-w1-gpio-Make-GPIO-an-output-for-strong-pullup.patch +++ /dev/null @@ -1,27 +0,0 @@ -From db2d840e64afb069ae3debab013610cce05ac099 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Wed, 12 Jun 2019 17:15:05 +0100 -Subject: [PATCH] w1: w1-gpio: Make GPIO an output for strong pullup - -The logic to drive the data line high to implement a strong pullup -assumed that the pin was already an output - setting a value does -not change an input. - -See: https://github.com/raspberrypi/firmware/issues/1143 - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - drivers/w1/masters/w1-gpio.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/w1/masters/w1-gpio.c -+++ b/drivers/w1/masters/w1-gpio.c -@@ -30,7 +30,7 @@ static u8 w1_gpio_set_pullup(void *data, - * This will OVERRIDE open drain emulation and force-pull - * the line high for some time. - */ -- gpiod_set_raw_value(pdata->gpiod, 1); -+ gpiod_direction_output_raw(pdata->gpiod, 1); - msleep(pdata->pullup_duration); - /* - * This will simply set the line as input since we are doing |