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@@ -93,6 +93,13 @@
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J721E_WKUP_IOPAD(0xe0, PIN_OUTPUT, 0) /* (G29) WKUP_GPIO0_12.MCU_UART0_TXD */
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>;
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};
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+
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+ wkup_i2c0_pins_default: wkup-i2c0-pins-default {
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+ pinctrl-single,pins = <
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+ J721E_WKUP_IOPAD(0xf8, PIN_INPUT_PULLUP, 0) /* (J25) WKUP_I2C0_SCL */
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+ J721E_WKUP_IOPAD(0xfc, PIN_INPUT_PULLUP, 0) /* (H24) WKUP_I2C0_SDA */
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+ >;
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+ };
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};
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&main_pmx0 {
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@@ -147,4 +154,29 @@
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ti,driver-strength-ohm = <50>;
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};
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+&wkup_i2c0 {
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+ u-boot,dm-spl;
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+ tps659413a: tps659413a@48 {
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+ reg = <0x48>;
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+ compatible = "ti,tps659413";
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+ u-boot,dm-spl;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&wkup_i2c0_pins_default>;
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+ clock-frequency = <400000>;
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+
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+ regulators: regulators {
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+ u-boot,dm-spl;
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+ buck12_reg: buck12 {
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+ /*VDD_MPU*/
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+ regulator-name = "buck12";
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+ regulator-min-microvolt = <800000>;
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+ regulator-max-microvolt = <1250000>;
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+ regulator-always-on;
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+ regulator-boot-on;
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+ u-boot,dm-spl;
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+ };
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+ };
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+ };
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+};
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+
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#include "k3-j721e-common-proc-board-u-boot.dtsi"
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