AuxXxilium/linux_dsm_epyc7002
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ARM: dts: am437x-gp-evm: Add pinctrl for debugss pins

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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>
This commit is contained in:
Dave Gerlach 2018-11-07 10:34:17 +05:30 committed by Tony Lindgren
parent 88f527d0cf
commit 7235ed186e
1 changed files with 13 additions and 1 deletions
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14
arch/arm/boot/dts/am437x-gp-evm.dts
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@ -162,7 +162,7 @@ beeper: beeper {
&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(0xb14, PIN_INPUT_PULLDOWN | MUX_MODE7)
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 {