From f80312613de08ff7dc2ba477cc3b34ce9fcdd17c Mon Sep 17 00:00:00 2001
From: John Crispin <john@openwrt.org>
Date: Mon, 18 Aug 2014 13:08:48 +0000
Subject: [PATCH] ramips: enable additional GPIOs on HAME MPR-A1
According to the pcb tracing results[1] by anton.rad[2] MPR-A1s expose
6 unused GPIOs, only one of them working as configured in the current
DTS. This patch enables GPIO22-26.
Tested on hardware.
[1] http://i.imgur.com/kHVW2Ox.jpg
[2] https://forum.openwrt.org/viewtopic.php?pid=222698#p222698
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
SVN-Revision: 42178
---
target/linux/ramips/dts/MPRA1.dts | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/target/linux/ramips/dts/MPRA1.dts b/target/linux/ramips/dts/MPRA1.dts
index 9b4ee34df5..60a23fef41 100644
--- a/target/linux/ramips/dts/MPRA1.dts
+++ b/target/linux/ramips/dts/MPRA1.dts
@@ -41,12 +41,15 @@
};
};
};
+ gpio1: gpio@660 {
+ status = "okay";
+ };
};
pinctrl {
state_default: pinctrl0 {
gpio {
- ralink,group = "i2c", "jtag", "rgmii", "mdio", "uartf";
+ ralink,group = "i2c", "jtag", "rgmii", "mdio", "uartf", "led";
ralink,function = "gpio";
};
};
--
GitLab