linux/arch/arm/boot/dts/dra71-evm.dts
Tomi Valkeinen d8e166b4ad ARM: dts: dra72/1-evm: add pcf8575 used for lcd
DRA72 and DRA718 EVM boards has a pcf8575 gpio expander
which is used for the LCD/LEDs and USB vbus detection.
Add the node for the pcf8575.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2017-01-23 11:01:13 -08:00

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/*
* Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include "dra72-evm-common.dtsi"
#include <dt-bindings/net/ti-dp83867.h>
/ {
compatible = "ti,dra718-evm", "ti,dra718", "ti,dra722", "ti,dra72", "ti,dra7";
model = "TI DRA718 EVM";
memory {
device_type = "memory";
reg = <0x0 0x80000000 0x0 0x80000000>; /* 2GB */
};
vpo_sd_1v8_3v3: gpio-regulator-TPS74801 {
compatible = "regulator-gpio";
regulator-name = "vddshv8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3000000>;
regulator-boot-on;
vin-supply = <&evm_5v0>;
gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>;
states = <1800000 0x0
3000000 0x1>;
};
poweroff: gpio-poweroff {
compatible = "gpio-poweroff";
gpios = <&gpio7 30 GPIO_ACTIVE_HIGH>;
input;
};
};
&i2c1 {
status = "okay";
clock-frequency = <400000>;
lp8733: lp8733@60 {
compatible = "ti,lp8733";
reg = <0x60>;
buck0-in-supply =<&vsys_3v3>;
buck1-in-supply =<&vsys_3v3>;
ldo0-in-supply =<&evm_5v0>;
ldo1-in-supply =<&evm_5v0>;
lp8733_regulators: regulators {
lp8733_buck0_reg: buck0 {
/* FB_B0 -> LP8733-BUCK1 - VPO_S1_AVS - VDD_CORE_AVS (core, mpu, gpu) */
regulator-name = "lp8733-buck0";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1250000>;
regulator-always-on;
regulator-boot-on;
};
lp8733_buck1_reg: buck1 {
/* FB_B1 -> LP8733-BUCK2 - VPO_S2_AVS - VDD_DSP_AVS (DSP/eve/iva) */
regulator-name = "lp8733-buck1";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1250000>;
regulator-boot-on;
regulator-always-on;
};
lp8733_ldo0_reg: ldo0 {
/* LDO0 -> LP8733-LDO1 - VPO_L1_3V3 - VDDSHV8 (optional) */
regulator-name = "lp8733-ldo0";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
lp8733_ldo1_reg: ldo1 {
/* LDO1 -> LP8733-LDO2 - VPO_L2_3V3 - VDDA_USB3V3 */
regulator-name = "lp8733-ldo1";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
};
};
lp8732: lp8732@61 {
compatible = "ti,lp8732";
reg = <0x61>;
buck0-in-supply =<&vsys_3v3>;
buck1-in-supply =<&vsys_3v3>;
ldo0-in-supply =<&vsys_3v3>;
ldo1-in-supply =<&vsys_3v3>;
lp8732_regulators: regulators {
lp8732_buck0_reg: buck0 {
/* FB_B0 -> LP8732-BUCK1 - VPO_S3_1V8 - VDDS_1V8 */
regulator-name = "lp8732-buck0";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
lp8732_buck1_reg: buck1 {
/* FB_B1 -> LP8732-BUCK2 - VPO_S4_DDR - VDD_DDR_1V35 */
regulator-name = "lp8732-buck1";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-boot-on;
regulator-always-on;
};
lp8732_ldo0_reg: ldo0 {
/* LDO0 -> LP8732-LDO1 - VPO_L3_1V8 - VDA_1V8_PLL */
regulator-name = "lp8732-ldo0";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
lp8732_ldo1_reg: ldo1 {
/* LDO1 -> LP8732-LDO2 - VPO_L4_1V8 - VDA_1V8_PHY */
regulator-name = "lp8732-ldo1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
};
};
};
&pcf_lcd {
interrupt-parent = <&gpio7>;
interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
};
&pcf_gpio_21 {
interrupt-parent = <&gpio7>;
interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
};
&pcf_hdmi {
p0 {
/*
* PM_OEn to High: Disable routing I2C3 to PM_I2C
* With this PM_SEL(p3) should not matter
*/
gpio-hog;
gpios = <0 GPIO_ACTIVE_LOW>;
output-high;
line-name = "pm_oe_n";
};
};
&mmc1 {
vmmc_aux-supply = <&vpo_sd_1v8_3v3>;
};
&mac {
mode-gpios = <&pcf_gpio_21 4 GPIO_ACTIVE_LOW>,
<&pcf_hdmi 9 GPIO_ACTIVE_LOW>, /* P11 */
<&pcf_hdmi 10 GPIO_ACTIVE_LOW>; /* P12 */
dual_emac;
};
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <2>;
phy-mode = "rgmii-id";
dual_emac_res_vlan = <1>;
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <3>;
phy-mode = "rgmii-id";
dual_emac_res_vlan = <2>;
};
&davinci_mdio {
dp83867_0: ethernet-phy@2 {
reg = <2>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_250_PS>;
ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
ti,impedance-control = <0x1f>;
};
dp83867_1: ethernet-phy@3 {
reg = <3>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_250_PS>;
ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
ti,impedance-control = <0x1f>;
};
};
/* No Sata on this device */
&sata_phy {
status = "disabled";
};
&sata {
status = "disabled";
};
/* No RTC on this device */
&rtc {
status = "disabled";
};
&usb2_phy1 {
phy-supply = <&lp8733_ldo1_reg>;
};
&usb2_phy2 {
phy-supply = <&lp8733_ldo1_reg>;
};
&dss {
/* Supplied by VDA_1V8_PLL */
vdda_video-supply = <&lp8732_ldo0_reg>;
};
&hdmi {
/* Supplied by VDA_1V8_PHY */
vdda_video-supply = <&lp8732_ldo1_reg>;
};