diff options
Diffstat (limited to 'nixos/modules/kernel-patches/0080-w1-gpio-fix-problem-with-platfom-data-in-w1-gpio.patch')
| -rw-r--r-- | nixos/modules/kernel-patches/0080-w1-gpio-fix-problem-with-platfom-data-in-w1-gpio.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/nixos/modules/kernel-patches/0080-w1-gpio-fix-problem-with-platfom-data-in-w1-gpio.patch b/nixos/modules/kernel-patches/0080-w1-gpio-fix-problem-with-platfom-data-in-w1-gpio.patch new file mode 100644 index 0000000..4cab0e8 --- /dev/null +++ b/nixos/modules/kernel-patches/0080-w1-gpio-fix-problem-with-platfom-data-in-w1-gpio.patch @@ -0,0 +1,31 @@ +From a76012fae1d37495766ba8bde926aaa3e861d03a Mon Sep 17 00:00:00 2001 +From: Pawel Dembicki <paweldembicki@gmail.com> +Date: Sun, 18 Feb 2018 17:08:04 +0100 +Subject: [PATCH 80/96] w1: gpio: fix problem with platfom data in w1-gpio + +In devices, where fdt is used, is impossible to apply platform data +without proper fdt node. + +This patch allow to use platform data in devices with fdt. + +Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com> +--- + drivers/w1/masters/w1-gpio.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c +index d4632aace402..dc9eb99bf48d 100644 +--- a/drivers/w1/masters/w1-gpio.c ++++ b/drivers/w1/masters/w1-gpio.c +@@ -76,7 +76,7 @@ static int w1_gpio_probe(struct platform_device *pdev) + enum gpiod_flags gflags = GPIOD_OUT_LOW_OPEN_DRAIN; + int err; + +- if (of_have_populated_dt()) { ++ if (of_have_populated_dt() && !dev_get_platdata(&pdev->dev)) { + pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + return -ENOMEM; +-- +2.37.2 + |