xref: /openbmc/linux/arch/arm64/boot/dts/qcom/sdm845-cheza-r2.dts (revision 0898782247ae533d1f4e47a06bc5d4870931b284)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Google Cheza board device tree source
 *
 * Copyright 2018 Google LLC.
 */

/dts-v1/;

#include "sdm845-cheza.dtsi"

/ {
	model = "Google Cheza (rev2)";
	compatible = "google,cheza-rev2", "qcom,sdm845";

	/*
	 * FIXED REGULATORS (not in sdm845-cheza.dtsi) - parents above children
	 */

	/*
	 * NOTE: Technically pp3500_a is not the exact same signal as
	 * pp3500_a_vbob (there's a load switch between them and the EC can
	 * control pp3500_a via "en_pp3300_a"), but from the AP's point of
	 * view they are the same.
	 */
	pp3500_a:
	pp3500_a_vbob: pp3500-a-vbob-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vreg_bob";

		/*
		 * Comes on automatically when pp5000_ldo comes on, which
		 * comes on automatically when ppvar_sys comes on
		 */
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3500000>;
		regulator-max-microvolt = <3500000>;

		vin-supply = <&ppvar_sys>;
	};

	pp3300_dx_edp: pp3300-dx-edp-regulator {
		/* Yes, it's really 3.5 despite the name of the signal */
		regulator-min-microvolt = <3500000>;
		regulator-max-microvolt = <3500000>;

		vin-supply = <&pp3500_a>;
	};
};

/* FIXED REGULATOR OVERRIDES (modifications to sdm845-cheza.dtsi) */

/*
 * L19 and L28 technically go to 3.3V, but most boards have old AOP firmware
 * that limits them to 3.0, and trying to run at 3.3V with that old firmware
 * prevents the system from booting.
 */
&src_pp3000_l19a {
	regulator-min-microvolt = <3008000>;
	regulator-max-microvolt = <3008000>;
};

&src_pp3300_l22a {
	/delete-property/regulator-boot-on;
	/delete-property/regulator-always-on;
};

&src_pp3300_l28a {
	regulator-min-microvolt = <3008000>;
	regulator-max-microvolt = <3008000>;
};

&src_vreg_bob {
	regulator-min-microvolt = <3500000>;
	regulator-max-microvolt = <3500000>;
	vin-supply = <&pp3500_a_vbob>;
};

/*
 * NON-REGULATOR OVERRIDES
 * (modifications to sdm845-cheza.dtsi) - alphabetized by dtsi label
 */

/* PINCTRL - board-specific pinctrl */

&tlmm {
	gpio-line-names = "AP_SPI_FP_MISO",
			  "AP_SPI_FP_MOSI",
			  "AP_SPI_FP_CLK",
			  "AP_SPI_FP_CS_L",
			  "UART_AP_TX_DBG_RX",
			  "UART_DBG_TX_AP_RX",
			  "BRIJ_SUSPEND",
			  "FP_RST_L",
			  "FCAM_EN",
			  "",
			  "EDP_BRIJ_IRQ",
			  "EC_IN_RW_ODL",
			  "",
			  "RCAM_MCLK",
			  "FCAM_MCLK",
			  "",
			  "RCAM_EN",
			  "CCI0_SDA",
			  "CCI0_SCL",
			  "CCI1_SDA",
			  "CCI1_SCL",
			  "FCAM_RST_L",
			  "FPMCU_BOOT0",
			  "PEN_RST_L",
			  "PEN_IRQ_L",
			  "FPMCU_SEL_OD",
			  "RCAM_VSYNC",
			  "ESIM_MISO",
			  "ESIM_MOSI",
			  "ESIM_CLK",
			  "ESIM_CS_L",
			  "AP_PEN_1V8_SDA",
			  "AP_PEN_1V8_SCL",
			  "AP_TS_I2C_SDA",
			  "AP_TS_I2C_SCL",
			  "RCAM_RST_L",
			  "",
			  "AP_EDP_BKLTEN",
			  "AP_BRD_ID1",
			  "BOOT_CONFIG_4",
			  "AMP_IRQ_L",
			  "EDP_BRIJ_I2C_SDA",
			  "EDP_BRIJ_I2C_SCL",
			  "EN_PP3300_DX_EDP",
			  "SD_CD_ODL",
			  "BT_UART_RTS",
			  "BT_UART_CTS",
			  "BT_UART_RXD",
			  "BT_UART_TXD",
			  "AMP_I2C_SDA",
			  "AMP_I2C_SCL",
			  "AP_BRD_ID3",
			  "",
			  "AP_EC_SPI_CLK",
			  "AP_EC_SPI_CS_L",
			  "AP_EC_SPI_MISO",
			  "AP_EC_SPI_MOSI",
			  "FORCED_USB_BOOT",
			  "AMP_BCLK",
			  "AMP_LRCLK",
			  "AMP_DOUT",
			  "AMP_DIN",
			  "AP_BRD_ID2",
			  "PEN_PDCT_L",
			  "HP_MCLK",
			  "HP_BCLK",
			  "HP_LRCLK",
			  "HP_DOUT",
			  "HP_DIN",
			  "",
			  "",
			  "",
			  "",
			  "BT_SLIMBUS_DATA",
			  "BT_SLIMBUS_CLK",
			  "AMP_RESET_L",
			  "",
			  "FCAM_VSYNC",
			  "",
			  "AP_SKU_ID1",
			  "EC_WOV_BCLK",
			  "EC_WOV_LRCLK",
			  "EC_WOV_DOUT",
			  "",
			  "",
			  "AP_H1_SPI_MISO",
			  "AP_H1_SPI_MOSI",
			  "AP_H1_SPI_CLK",
			  "AP_H1_SPI_CS_L",
			  "",
			  "AP_SPI_CS0_L",
			  "AP_SPI_MOSI",
			  "AP_SPI_MISO",
			  "",
			  "",
			  "AP_SPI_CLK",
			  "",
			  "RFFE6_CLK",
			  "RFFE6_DATA",
			  "BOOT_CONFIG_1",
			  "BOOT_CONFIG_2",
			  "BOOT_CONFIG_0",
			  "EDP_BRIJ_EN",
			  "",
			  "USB_HS_TX_EN",
			  "UIM2_DATA",
			  "UIM2_CLK",
			  "UIM2_RST",
			  "UIM2_PRESENT",
			  "UIM1_DATA",
			  "UIM1_CLK",
			  "UIM1_RST",
			  "",
			  "AP_SKU_ID2",
			  "SDM_GRFC_8",
			  "SDM_GRFC_9",
			  "AP_RST_REQ",
			  "HP_IRQ",
			  "TS_RESET_L",
			  "PEN_EJECT_ODL",
			  "HUB_RST_L",
			  "FP_TO_AP_IRQ",
			  "AP_EC_INT_L",
			  "",
			  "",
			  "TS_INT_L",
			  "AP_SUSPEND_L",
			  "SDM_GRFC_3",
			  "",
			  "H1_AP_INT_ODL",
			  "QLINK_REQ",
			  "QLINK_EN",
			  "SDM_GRFC_2",
			  "BOOT_CONFIG_3",
			  "WMSS_RESET_L",
			  "SDM_GRFC_0",
			  "SDM_GRFC_1",
			  "RFFE3_DATA",
			  "RFFE3_CLK",
			  "RFFE4_DATA",
			  "RFFE4_CLK",
			  "RFFE5_DATA",
			  "RFFE5_CLK",
			  "GNSS_EN",
			  "WCI2_LTE_COEX_RXD",
			  "WCI2_LTE_COEX_TXD",
			  "AP_RAM_ID1",
			  "AP_RAM_ID2",
			  "RFFE1_DATA",
			  "RFFE1_CLK";
};