aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMichal Cieslakiewicz <michal.cieslakiewicz@wp.pl>2019-10-16 12:38:43 +0200
committerAdrian Schmutzler <freifunk@adrianschmutzler.de>2020-08-17 15:49:01 +0200
commitfba9a8882119c4e5fd82095d7ddcfdcfaaf144b8 (patch)
tree0980f326bbd7e7f82f539e7aca360b1f40e2fb02
parent5af8da37870dc05dbe2e57e04be714b80f4aa21d (diff)
downloadupstream-fba9a8882119c4e5fd82095d7ddcfdcfaaf144b8.tar.gz
upstream-fba9a8882119c4e5fd82095d7ddcfdcfaaf144b8.tar.bz2
upstream-fba9a8882119c4e5fd82095d7ddcfdcfaaf144b8.zip
ath79: add LAN LEDs control bits for AR724x GPIO function pinmux
Currently AR724x pinmux for register 0x18040028 controls only JTAG disable bit. This patch adds new DTS settings to control LAN LEDs and CLKs that allow full software control over these diodes - exactly the same is done by ar71xx target in device setup phase for many routers (WNR2000v3 for example). 'switch_led_disable_pins' clears AR724X_GPIO_FUNC_ETH_SWITCH_LED[0-4]_EN bits. 'clks_disable_pins' clears AR724X_GPIO_FUNC_CLK_OBS[1-5]_EN and AR724X_GPIO_FUNC_GE0_MII_CLK_EN bits. These all should be used together, along with 'jtag_disable_pins', to allow OS to control all GPIO-connected LEDs and buttons on device. Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl> (cherry picked from commit 69df7eb73d9922e5e717b004aae06f93fe692dba)
-rw-r--r--target/linux/ath79/dts/ar724x.dtsi10
1 files changed, 9 insertions, 1 deletions
diff --git a/target/linux/ath79/dts/ar724x.dtsi b/target/linux/ath79/dts/ar724x.dtsi
index b2844bf179..95832d998a 100644
--- a/target/linux/ath79/dts/ar724x.dtsi
+++ b/target/linux/ath79/dts/ar724x.dtsi
@@ -75,7 +75,15 @@
#pinctrl-cells = <2>;
jtag_disable_pins: pinmux_jtag_disable_pins {
- pinctrl-single,bits = <0x0 0x1 0x1>;
+ pinctrl-single,bits = <0x0 0x1 0x1>;
+ };
+
+ switch_led_disable_pins: pinmux_switch_led_disable_pins {
+ pinctrl-single,bits = <0x0 0x0 0xf8>;
+ };
+
+ clks_disable_pins: pinmux_clks_disable_pins {
+ pinctrl-single,bits = <0x0 0x0 0x81f00>;
};
};