From 0f63ceaf548ae311cf42c4692985ba4908862a22 Mon Sep 17 00:00:00 2001 From: Keerthy Date: Thu, 24 Oct 2019 15:00:59 +0530 Subject: [PATCH] arm: dts: k3-j721e-r5-common: Add tps65941 node and dependent wkup_i2c0 node Add tps65941 node and dependent wkup_i2c0 node needed for AVS class 0 support Signed-off-by: Keerthy --- arch/arm/dts/k3-j721e-mcu-wakeup.dtsi | 11 +++++++ .../arm/dts/k3-j721e-r5-common-proc-board.dts | 32 +++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi b/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi index 92beeea34d..5dd07ac4da 100644 --- a/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi +++ b/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi @@ -57,6 +57,17 @@ clock-names = "fclk"; }; + wkup_i2c0: i2c@42120000 { + compatible = "ti,j721e-i2c", "ti,omap4-i2c"; + reg = <0x0 0x42120000 0x0 0x100>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clock-names = "fck"; + clocks = <&k3_clks 197 0>; + power-domains = <&k3_pds 197 TI_SCI_PD_EXCLUSIVE>; + }; + mcu_uart0: serial@40a00000 { compatible = "ti,j721e-uart", "ti,am654-uart"; reg = <0x00 0x40a00000 0x00 0x100>; diff --git a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts index e569809fcb..165c38da4b 100644 --- a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts +++ b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts @@ -93,6 +93,13 @@ J721E_WKUP_IOPAD(0xe0, PIN_OUTPUT, 0) /* (G29) WKUP_GPIO0_12.MCU_UART0_TXD */ >; }; + + wkup_i2c0_pins_default: wkup-i2c0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xf8, PIN_INPUT_PULLUP, 0) /* (J25) WKUP_I2C0_SCL */ + J721E_WKUP_IOPAD(0xfc, PIN_INPUT_PULLUP, 0) /* (H24) WKUP_I2C0_SDA */ + >; + }; }; &main_pmx0 { @@ -147,4 +154,29 @@ ti,driver-strength-ohm = <50>; }; +&wkup_i2c0 { + u-boot,dm-spl; + tps659413a: tps659413a@48 { + reg = <0x48>; + compatible = "ti,tps659413"; + u-boot,dm-spl; + pinctrl-names = "default"; + pinctrl-0 = <&wkup_i2c0_pins_default>; + clock-frequency = <400000>; + + regulators: regulators { + u-boot,dm-spl; + buck12_reg: buck12 { + /*VDD_MPU*/ + regulator-name = "buck12"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1250000>; + regulator-always-on; + regulator-boot-on; + u-boot,dm-spl; + }; + }; + }; +}; + #include "k3-j721e-common-proc-board-u-boot.dtsi" -- 2.25.1