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authorRoger Quadros <rogerq@ti.com>2015-08-18 17:01:57 +0300
committerTony Lindgren <tony@atomide.com>2015-10-12 13:50:16 -0700
commitf95b1064b30a59d93a8df65284b770a2d774040f (patch)
tree9935b94636cab5a442f1b553059469ee7a746996 /arch/arm/boot/dts/am437x-gp-evm.dts
parent049e6dde7e57f0054fdc49102e7ef4830c698b46 (diff)
ARM: dts: am437x-gp-evm: Add DCAN sleep pins
Add DCAN sleep pins to save some power during suspend. Signed-off-by: Roger Quadros <rogerq@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.dts20
1 files changed, 18 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 22038f21f228..f25d7a6134cd 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -304,6 +304,13 @@
>;
};
+ dcan0_sleep: dcan0_sleep_pins {
+ pinctrl-single,pins = <
+ 0x178 (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_ctsn.gpio0_12 */
+ 0x17c (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_rtsn.gpio0_13 */
+ >;
+ };
+
dcan1_default: dcan1_default_pins {
pinctrl-single,pins = <
0x180 (PIN_OUTPUT | MUX_MODE2) /* uart1_rxd.d_can1_tx */
@@ -311,6 +318,13 @@
>;
};
+ dcan1_sleep: dcan1_sleep_pins {
+ pinctrl-single,pins = <
+ 0x180 (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_rxd.gpio0_14 */
+ 0x184 (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_txd.gpio0_15 */
+ >;
+ };
+
vpfe0_pins_default: vpfe0_pins_default {
pinctrl-single,pins = <
0x1B0 (PIN_INPUT_PULLUP | MUX_MODE0) /* cam0_hd mode 0*/
@@ -886,14 +900,16 @@
};
&dcan0 {
- pinctrl-names = "default";
+ pinctrl-names = "default", "sleep";
pinctrl-0 = <&dcan0_default>;
+ pinctrl-1 = <&dcan0_sleep>;
status = "okay";
};
&dcan1 {
- pinctrl-names = "default";
+ pinctrl-names = "default", "sleep";
pinctrl-0 = <&dcan1_default>;
+ pinctrl-1 = <&dcan1_sleep>;
status = "okay";
};