1// SPDX-License-Identifier: GPL-2.0-only OR MIT 2/* 3 * Infotainment Expansion Board for j721e-evm 4 * User Guide: <https://www.ti.com/lit/ug/spruit0a/spruit0a.pdf> 5 * 6 * Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/ 7 */ 8 9/dts-v1/; 10/plugin/; 11 12#include <dt-bindings/gpio/gpio.h> 13#include <dt-bindings/interrupt-controller/irq.h> 14 15#include "k3-pinctrl.h" 16 17&{/} { 18 hdmi-connector { 19 compatible = "hdmi-connector"; 20 label = "hdmi"; 21 type = "a"; 22 ddc-i2c-bus = <&main_i2c1>; 23 digital; 24 /* P12 - HDMI_HPD */ 25 hpd-gpios = <&exp6 10 GPIO_ACTIVE_HIGH>; 26 27 port { 28 hdmi_connector_in: endpoint { 29 remote-endpoint = <&tfp410_out>; 30 }; 31 }; 32 }; 33 34 dvi-bridge { 35 #address-cells = <1>; 36 #size-cells = <0>; 37 compatible = "ti,tfp410"; 38 /* P10 - HDMI_PDn */ 39 powerdown-gpios = <&exp6 8 GPIO_ACTIVE_LOW>; 40 41 port@0 { 42 reg = <0>; 43 44 tfp410_in: endpoint { 45 remote-endpoint = <&dpi_out0>; 46 pclk-sample = <1>; 47 }; 48 }; 49 50 port@1 { 51 reg = <1>; 52 53 tfp410_out: endpoint { 54 remote-endpoint = 55 <&hdmi_connector_in>; 56 }; 57 }; 58 }; 59}; 60 61&main_pmx0 { 62 main_i2c1_exp6_pins_default: main-i2c1-exp6-default-pins { 63 pinctrl-single,pins = < 64 J721E_IOPAD(0x264, PIN_INPUT, 7) /* (T29) MMC2_DAT2.GPIO1_24 */ 65 >; 66 }; 67 68 dss_vout0_pins_default: dss-vout0-default-pins { 69 pinctrl-single,pins = < 70 J721E_IOPAD(0x58, PIN_OUTPUT, 10) /* (AE22) PRG1_PRU1_GPO0.VOUT0_DATA0 */ 71 J721E_IOPAD(0x5c, PIN_OUTPUT, 10) /* (AG23) PRG1_PRU1_GPO1.VOUT0_DATA1 */ 72 J721E_IOPAD(0x60, PIN_OUTPUT, 10) /* (AF23) PRG1_PRU1_GPO2.VOUT0_DATA2 */ 73 J721E_IOPAD(0x64, PIN_OUTPUT, 10) /* (AD23) PRG1_PRU1_GPO3.VOUT0_DATA3 */ 74 J721E_IOPAD(0x68, PIN_OUTPUT, 10) /* (AH24) PRG1_PRU1_GPO4.VOUT0_DATA4 */ 75 J721E_IOPAD(0x6c, PIN_OUTPUT, 10) /* (AG21) PRG1_PRU1_GPO5.VOUT0_DATA5 */ 76 J721E_IOPAD(0x70, PIN_OUTPUT, 10) /* (AE23) PRG1_PRU1_GPO6.VOUT0_DATA6 */ 77 J721E_IOPAD(0x74, PIN_OUTPUT, 10) /* (AC21) PRG1_PRU1_GPO7.VOUT0_DATA7 */ 78 J721E_IOPAD(0x78, PIN_OUTPUT, 10) /* (Y23) PRG1_PRU1_GPO8.VOUT0_DATA8 */ 79 J721E_IOPAD(0x7c, PIN_OUTPUT, 10) /* (AF21) PRG1_PRU1_GPO9.VOUT0_DATA9 */ 80 J721E_IOPAD(0x80, PIN_OUTPUT, 10) /* (AB23) PRG1_PRU1_GPO10.VOUT0_DATA10 */ 81 J721E_IOPAD(0x84, PIN_OUTPUT, 10) /* (AJ25) PRG1_PRU1_GPO11.VOUT0_DATA11 */ 82 J721E_IOPAD(0x88, PIN_OUTPUT, 10) /* (AH25) PRG1_PRU1_GPO12.VOUT0_DATA12 */ 83 J721E_IOPAD(0x8c, PIN_OUTPUT, 10) /* (AG25) PRG1_PRU1_GPO13.VOUT0_DATA13 */ 84 J721E_IOPAD(0x90, PIN_OUTPUT, 10) /* (AH26) PRG1_PRU1_GPO14.VOUT0_DATA14 */ 85 J721E_IOPAD(0x94, PIN_OUTPUT, 10) /* (AJ27) PRG1_PRU1_GPO15.VOUT0_DATA15 */ 86 J721E_IOPAD(0x30, PIN_OUTPUT, 10) /* (AF24) PRG1_PRU0_GPO11.VOUT0_DATA16 */ 87 J721E_IOPAD(0x34, PIN_OUTPUT, 10) /* (AJ24) PRG1_PRU0_GPO12.VOUT0_DATA17 */ 88 J721E_IOPAD(0x38, PIN_OUTPUT, 10) /* (AG24) PRG1_PRU0_GPO13.VOUT0_DATA18 */ 89 J721E_IOPAD(0x3c, PIN_OUTPUT, 10) /* (AD24) PRG1_PRU0_GPO14.VOUT0_DATA19 */ 90 J721E_IOPAD(0x40, PIN_OUTPUT, 10) /* (AC24) PRG1_PRU0_GPO15.VOUT0_DATA20 */ 91 J721E_IOPAD(0x44, PIN_OUTPUT, 10) /* (AE24) PRG1_PRU0_GPO16.VOUT0_DATA21 */ 92 J721E_IOPAD(0x24, PIN_OUTPUT, 10) /* (AJ20) PRG1_PRU0_GPO8.VOUT0_DATA22 */ 93 J721E_IOPAD(0x28, PIN_OUTPUT, 10) /* (AG20) PRG1_PRU0_GPO9.VOUT0_DATA23 */ 94 J721E_IOPAD(0x9c, PIN_OUTPUT, 10) /* (AC22) PRG1_PRU1_GPO17.VOUT0_DE */ 95 J721E_IOPAD(0x98, PIN_OUTPUT, 10) /* (AJ26) PRG1_PRU1_GPO16.VOUT0_HSYNC */ 96 J721E_IOPAD(0xa4, PIN_OUTPUT, 10) /* (AH22) PRG1_PRU1_GPO19.VOUT0_PCLK */ 97 J721E_IOPAD(0xa0, PIN_OUTPUT, 10) /* (AJ22) PRG1_PRU1_GPO18.VOUT0_VSYNC */ 98 >; 99 }; 100}; 101 102&exp1 { 103 p14-hog { 104 /* P14 - VINOUT_MUX_SEL0 */ 105 gpio-hog; 106 gpios = <12 GPIO_ACTIVE_HIGH>; 107 output-low; 108 line-name = "VINOUT_MUX_SEL0"; 109 }; 110 111 p15-hog { 112 /* P15 - VINOUT_MUX_SEL1 */ 113 gpio-hog; 114 gpios = <13 GPIO_ACTIVE_HIGH>; 115 output-high; 116 line-name = "VINOUT_MUX_SEL1"; 117 }; 118}; 119 120&main_i2c1 { 121 /* i2c1 is used for DVI DDC, so we need to use 100kHz */ 122 clock-frequency = <100000>; 123 #address-cells = <1>; 124 #size-cells = <0>; 125 126 exp6: gpio@21 { 127 compatible = "ti,tca6416"; 128 reg = <0x21>; 129 gpio-controller; 130 #gpio-cells = <2>; 131 pinctrl-names = "default"; 132 pinctrl-0 = <&main_i2c1_exp6_pins_default>; 133 interrupt-parent = <&main_gpio1>; 134 interrupts = <24 IRQ_TYPE_EDGE_FALLING>; 135 interrupt-controller; 136 #interrupt-cells = <2>; 137 138 p11-hog { 139 /* P11 - HDMI_DDC_OE */ 140 gpio-hog; 141 gpios = <9 GPIO_ACTIVE_HIGH>; 142 output-high; 143 line-name = "HDMI_DDC_OE"; 144 }; 145 }; 146}; 147 148&dss { 149 pinctrl-names = "default"; 150 pinctrl-0 = <&dss_vout0_pins_default>; 151}; 152 153&dss_ports { 154 #address-cells = <1>; 155 #size-cells = <0>; 156 157 port@1 { 158 reg = <1>; 159 160 dpi_out0: endpoint { 161 remote-endpoint = <&tfp410_in>; 162 }; 163 }; 164}; 165