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arm: dts: k3-am642-r5-evm: Add GPIO DDR VTT regulator

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Add DDR VTT regulator.

Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
This commit is contained in:
Nishanth Menon 2021-05-04 18:00:55 -05:00 committed by Lokesh Vutla
parent d3fd37b8a1
commit ab4c072ddd
1 changed files with 28 additions and 0 deletions
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28
arch/arm/dts/k3-am642-r5-evm.dts
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@ -61,6 +61,16 @@
clock-frequency = <200000000>; clock-frequency = <200000000>;
u-boot,dm-spl; u-boot,dm-spl;
}; };
vtt_supply: vtt-supply {
compatible = "regulator-gpio";
regulator-name = "vtt";
regulator-min-microvolt = <0>;
regulator-max-microvolt = <3300000>;
gpios = <&main_gpio0 12 GPIO_ACTIVE_HIGH>;
states = <0 0x0 3300000 0x1>;
u-boot,dm-spl;
};
}; };
&cbass_main { &cbass_main {
@ -124,6 +134,13 @@
AM64X_IOPAD(0x029c, PIN_INPUT_PULLUP, 0) /* (C20) MMC1_SDWP */ AM64X_IOPAD(0x029c, PIN_INPUT_PULLUP, 0) /* (C20) MMC1_SDWP */
>; >;
}; };
ddr_vtt_pins_default: ddr-vtt-pins-default {
u-boot,dm-spl;
pinctrl-single,pins = <
AM64X_IOPAD(0x0030, PIN_OUTPUT_PULLUP, 7) /* (L18) OSPI0_CSN1.GPIO0_12 */
>;
};
}; };
&dmsc { &dmsc {
@ -150,6 +167,12 @@
pinctrl-0 = <&main_uart1_pins_default>; pinctrl-0 = <&main_uart1_pins_default>;
}; };
&memorycontroller {
vtt-supply = <&vtt_supply>;
pinctrl-names = "default";
pinctrl-0 = <&ddr_vtt_pins_default>;
};
&sdhci0 { &sdhci0 {
/delete-property/ power-domains; /delete-property/ power-domains;
clocks = <&clk_200mhz>; clocks = <&clk_200mhz>;
@ -168,4 +191,9 @@
pinctrl-0 = <&main_mmc1_pins_default>; pinctrl-0 = <&main_mmc1_pins_default>;
}; };
&main_gpio0 {
u-boot,dm-spl;
/delete-property/ power-domains;
};
#include "k3-am642-evm-u-boot.dtsi" #include "k3-am642-evm-u-boot.dtsi"