diff options
| author |   Dave Gerlach <d-gerlach@ti.com> | 2018-11-07 10:34:17 +0530 |
|---|---|---|
| committer |   Tony Lindgren <tony@atomide.com> | 2018-11-19 10:32:28 -0800 |
| commit | 7235ed186e12d2e57de969cda55db8a620b0bcbf (patch) | |
| tree | 06abf1ce0037900821440063a02867a8b88c341b /arch/arm/boot/dts/am437x-gp-evm.dts | |
| parent | ARM: dts: am437x-gp-evm: Add pinctrl for unused_pins (diff) | |
| download | linux-dev-7235ed186e12d2e57de969cda55db8a620b0bcbf.tar.xz linux-dev-7235ed186e12d2e57de969cda55db8a620b0bcbf.zip | |
ARM: dts: am437x-gp-evm: Add pinctrl for debugss pins
The pins used by debugss are not configued by default, place pulldowns
on the pins for maximum power savings during sleep.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
[t-kristo@ti.com: converted to use AM4372_IOPAD macro]
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am437x-gp-evm.dts')
| -rw-r--r-- | arch/arm/boot/dts/am437x-gp-evm.dts | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts index ae6b24e051eb..9c5e969d05e6 100644 --- a/arch/arm/boot/dts/am437x-gp-evm.dts +++ b/arch/arm/boot/dts/am437x-gp-evm.dts @@ -162,7 +162,7 @@ &am43xx_pinmux { pinctrl-names = "default", "sleep"; - pinctrl-0 = <&wlan_pins_default &ddr3_vtt_toggle_default &unused_pins>; + pinctrl-0 = <&wlan_pins_default &ddr3_vtt_toggle_default &unused_pins &debugss_pins>; pinctrl-1 = <&wlan_pins_sleep>; ddr3_vtt_toggle_default: ddr_vtt_toggle_default { @@ -580,6 +580,18 @@ AM4372_IOPAD(0xb18, PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; + + debugss_pins: pinmux_debugss_pins { + pinctrl-single,pins = < + AM4372_IOPAD(0xa90, PIN_INPUT_PULLDOWN) + AM4372_IOPAD(0xa94, PIN_INPUT_PULLDOWN) + AM4372_IOPAD(0xa98, PIN_INPUT_PULLDOWN) + AM4372_IOPAD(0xa9c, PIN_INPUT_PULLDOWN) + AM4372_IOPAD(0xaa0, PIN_INPUT_PULLDOWN) + AM4372_IOPAD(0xaa4, PIN_INPUT_PULLDOWN) + AM4372_IOPAD(0xaa8, PIN_INPUT_PULLDOWN) + >; + }; }; &uart0 { |