emeryth
/
openwrt_zsun
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

bcm53xx: fix enabling GPIO-controlled USB power 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

Backport of r46081

git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@46097 3c298f89-4303-0410-b956-a3cf2f4a3e73
zsun
rmilecki 2015-06-21 20:07:52 +00:00
parent ee4c53a89f
commit 479c69e62e
1 changed files with 31 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
target/linux/bcm53xx/patches-3.18/813-USB-bcma-fix-setting-VCC-GPIO-value.patch Normal file
View File

@ -0,0 +1,31 @@
From a9e32f77ff74492d79fe2e24f0418136acd8a680 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Sun, 21 Jun 2015 12:09:57 +0200
Subject: [PATCH] USB: bcma: fix setting VCC GPIO value
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
It wasn't working (on most of devices?) without setting GPIO direction.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
drivers/usb/host/bcma-hcd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/host/bcma-hcd.c b/drivers/usb/host/bcma-hcd.c
index f7a66b9..b31e3cc 100644
--- a/drivers/usb/host/bcma-hcd.c
+++ b/drivers/usb/host/bcma-hcd.c
@@ -238,7 +238,7 @@ static void bcma_hci_platform_power_gpio(struct bcma_device *dev, bool val)
if (val) {
gpio_request(gpio, "bcma-hcd-gpio");
- gpio_set_value(gpio, 1);
+ gpio_direction_output(gpio, 1);
} else {
gpio_set_value(gpio, 0);
gpio_free(gpio);
--
1.8.4.5