diff options
Diffstat (limited to 'arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso')
| -rw-r--r-- | arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso b/arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso new file mode 100644 index 000000000000..f43f44c79c96 --- /dev/null +++ b/arch/arm/boot/dts/ti/omap/am335x-bone-hdmi-00a0.dtso @@ -0,0 +1,157 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * 2017 Copyright (c) Seeed Technology Inc. All right reserved. + * Author: Baozhu Zuo <zuobaozhu@gmail.com> + * Copyright (c) Bootlin 2026 + * + * This device tree overlay is compatible with the BeagleBone Black, Green + * and their subversions. + */ + +/dts-v1/; +/plugin/; + +#include <dt-bindings/pinctrl/am33xx.h> +#include <dt-bindings/interrupt-controller/irq.h> + +&{/} { + hdmi0: connector-hdmi { + compatible = "hdmi-connector"; + label = "hdmi"; + type = "a"; + port { + hdmi_connector_in: endpoint { + remote-endpoint = <&it66121_out>; + }; + }; + }; + + clk_mcasp0_fixed: clk-mcasp0-fixed { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <24576000>; + }; + + clk_mcasp0: clk-mcasp0 { + #clock-cells = <0>; + compatible = "gpio-gate-clock"; + clocks = <&clk_mcasp0_fixed>; + enable-gpios = <&gpio1 27 0>; + }; + + sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "TI BeagleBone Green HDMI cape"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&sound_master>; + simple-audio-card,frame-master = <&sound_master>; + + sound_master: simple-audio-card,cpu { + sound-dai = <&mcasp0>; + clocks = <&clk_mcasp0>; + }; + + simple-audio-card,codec { + sound-dai = <&it66121>; + }; + }; +}; + +&am33xx_pinmux { + bb_lcd_pins: pinmux-bb-lcd-pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7) + >; + }; + mcasp0_pins: mcasp0-pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLUP, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE2) + AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_OUTPUT_PULLUP, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE0) + >; + }; +}; + +&i2c2 { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + it66121: it66121 { + compatible = "ite,it66121"; + reg = <0x4d>; + pinctrl-names = "default"; + pinctrl-0 = <&bb_lcd_pins>; + + #sound-dai-cells = <0>; + + interrupt-parent = <&gpio2>; + interrupts = <4 IRQ_TYPE_EDGE_RISING>; + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + it66121_in: endpoint { + bus-width = <24>; + remote-endpoint = <&lcdc_0>; + }; + }; + + port@1 { + reg = <1>; + it66121_out: endpoint { + remote-endpoint = <&hdmi_connector_in>; + }; + }; + }; + }; +}; + +&lcdc { + status = "okay"; + blue-and-red-wiring = "straight"; + port { + lcdc_0: endpoint@0 { + remote-endpoint = <&it66121_in>; + }; + }; +}; + + +&mcasp0 { + status = "okay"; + #sound-dai-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&mcasp0_pins>; + op-mode = <0>; + tdm-slots = <2>; + serial-dir = < 0 0 1 0 >; + tx-num-evt = <32>; + rx-num-evt = <32>; +}; + |