32 lines
806 B
Diff
32 lines
806 B
Diff
diff -Nru linux-3.14.63/arch/arm/boot/dts/am335x-lctr-b2xx.dts linux-3.14.63.mc/arch/arm/boot/dts/am335x-lctr-b2xx.dts
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--- linux-3.14.63/arch/arm/boot/dts/am335x-lctr-b2xx.dts 2017-01-17 14:12:07.019022866 +0000
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+++ linux-3.14.63.mc/arch/arm/boot/dts/am335x-lctr-b2xx.dts 2017-01-17 14:26:45.657383756 +0000
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@@ -60,6 +60,16 @@
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0x154 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)
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>;
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};
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+
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+ /* UART4. */
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+ uart4_pins: pinmux_uart4_pins {
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+ pinctrl-single,pins = <
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+ /* uart4_rxd */
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+ 0x70 (PIN_INPUT_PULLUP | MUX_MODE6)
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+ /* uart4_txd */
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+ 0x74 (PIN_OUTPUT_PULLDOWN | MUX_MODE6)
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+ >;
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+ };
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};
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/* Enable UART1. */
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@@ -75,3 +85,10 @@
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pinctrl-0 = <&uart2_pins>;
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status = "okay";
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};
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+
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+/* Enable UART4. */
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+&uart4 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&uart4_pins>;
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+ status = "okay";
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+};
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