lkml.org 
[lkml]   [2018]   [Feb]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] w1: gpio: fix problem with platfom data in w1-gpio
Date
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 | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c
index a90728ceec5a..7b80762941af 100644
--- a/drivers/w1/masters/w1-gpio.c
+++ b/drivers/w1/masters/w1-gpio.c
@@ -112,17 +112,16 @@ static int w1_gpio_probe_dt(struct platform_device *pdev)
static int w1_gpio_probe(struct platform_device *pdev)
{
struct w1_bus_master *master;
- struct w1_gpio_platform_data *pdata;
+ struct w1_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);
int err;

- if (of_have_populated_dt()) {
+ if (of_have_populated_dt() && !pdata) {
err = w1_gpio_probe_dt(pdev);
if (err < 0)
return err;
+ pdata = dev_get_platdata(&pdev->dev);
}

- pdata = dev_get_platdata(&pdev->dev);
-
if (!pdata) {
dev_err(&pdev->dev, "No configuration data\n");
return -ENXIO;
--
2.14.1
\
 
 \ /
  Last update: 2018-02-18 18:21    [W:0.081 / U:0.236 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site