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/*
* Copyright (C) 2012 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.
*/
/dts-v1/;
#include "am33xx.dtsi"
#include "am335x-bone-common.dtsi"
#include <dt-bindings/display/tda998x.h>
/ {
model = "TI AM335x BeagleBone Black (CzechLight)";
compatible = "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
};
&ldo3_reg {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
&mmc1 {
vmmc-supply = <&vmmcsd_fixed>;
};
&mmc2 {
vmmc-supply = <&vmmcsd_fixed>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_pins>;
bus-width = <8>;
status = "okay";
};
&am33xx_pinmux {
nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr0 */
AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE0) /* lcd_data0.lcd_data0 */
AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE0) /* lcd_data1.lcd_data1 */
AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE0) /* lcd_data2.lcd_data2 */
AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE0) /* lcd_data3.lcd_data3 */
AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE0) /* lcd_data4.lcd_data4 */
AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE0) /* lcd_data5.lcd_data5 */
AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE0) /* lcd_data6.lcd_data6 */
AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE0) /* lcd_data7.lcd_data7 */
AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE0) /* lcd_data8.lcd_data8 */
AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE0) /* lcd_data9.lcd_data9 */
AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE0) /* lcd_data10.lcd_data10 */
AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE0) /* lcd_data11.lcd_data11 */
AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE0) /* lcd_data12.lcd_data12 */
AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE0) /* lcd_data13.lcd_data13 */
AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE0) /* lcd_data14.lcd_data14 */
AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE0) /* lcd_data15.lcd_data15 */
AM33XX_IOPAD(0x8e0, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_vsync.lcd_vsync */
AM33XX_IOPAD(0x8e4, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_hsync.lcd_hsync */
AM33XX_IOPAD(0x8e8, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_pclk.lcd_pclk */
AM33XX_IOPAD(0x8ec, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* lcd_ac_bias_en.lcd_ac_bias_en */
>;
};
nxp_hdmi_bonelt_off_pins: nxp_hdmi_bonelt_off_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr0 */
>;
};
mcasp0_pins: mcasp0_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x9ac, PIN_INPUT_PULLUP | MUX_MODE0) /* mcasp0_ahcklx.mcasp0_ahclkx */
AM33XX_IOPAD(0x99c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2*/
AM33XX_IOPAD(0x994, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */
AM33XX_IOPAD(0x990, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp0_aclkx.mcasp0_aclkx */
AM33XX_IOPAD(0x86c, PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a11.GPIO1_27 */
>;
};
};
&lcdc {
status = "okay";
port {
lcdc_0: endpoint@0 {
remote-endpoint = <&hdmi_0>;
};
};
};
&i2c0 {
tda19988: tda19988 {
compatible = "nxp,tda998x";
reg = <0x70>;
pinctrl-names = "default", "off";
pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
#sound-dai-cells = <0>;
audio-ports = < TDA998x_I2S 0x03>;
ports {
port@0 {
hdmi_0: endpoint@0 {
remote-endpoint = <&lcdc_0>;
};
};
};
};
};
&rtc {
system-power-controller;
};
&mcasp0 {
#sound-dai-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&mcasp0_pins>;
status = "okay";
op-mode = <0>; /* MCASP_IIS_MODE */
tdm-slots = <2>;
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 1 0
>;
tx-num-evt = <32>;
rx-num-evt = <32>;
};
/ {
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>; /* BeagleBone Black Clk enable on GPIO1_27 */
};
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "TI BeagleBone Black";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&dailink0_master>;
simple-audio-card,frame-master = <&dailink0_master>;
dailink0_master: simple-audio-card,cpu {
sound-dai = <&mcasp0>;
clocks = <&clk_mcasp0>;
};
simple-audio-card,codec {
sound-dai = <&tda19988>;
};
};
};
/* These modifications were Written by Jan Kundrát <jan.kundrat@cesnet.cz> for CESNET, a.l.e. */
&am33xx_pinmux {
i2c1_pins: pinmux_i2c1_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x958, SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE2) /* P9_18, I2C1_SDA */
AM33XX_IOPAD(0x95c, SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE2) /* P9_17, I2C1_SCL */
>;
};
i2c2_pins: pinmux_i2c2_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x978, SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE3) /* P9_20, I2C2_SDA */
AM33XX_IOPAD(0x97c, SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE3) /* P9_19, I2C2_SCL */
>;
};
uart1_pins: pinmux_uart1_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x980, PIN_INPUT | MUX_MODE0) /* P9_26, uart1_rxd */
AM33XX_IOPAD(0x984, PIN_OUTPUT | MUX_MODE0) /* P9_24, uart1_txd */
>;
};
uart2_pins: pinmux_uart2_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE1) /* P9_22, uart2_rxd */
AM33XX_IOPAD(0x954, PIN_OUTPUT | MUX_MODE1) /* P9_21, uart2_txd */
>;
};
/* UART3: mode 1, rx N/A, tx p9_42 -> not used */
uart4_pins: pinmux_uart4_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x870, PIN_INPUT | MUX_MODE6) /* P9_11, uart4_rxd */
AM33XX_IOPAD(0x874, PIN_OUTPUT | MUX_MODE6) /* P9_13, uart4_txd */
>;
};
uart5_pins: pinmux_uart5_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x8c4, PIN_INPUT | MUX_MODE4) /* P8_38, uart5_rxd */
AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE4) /* P8_37, uart5_txd */
>;
};
};
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
clock-frequency = <100000>;
status = "okay";
};
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins>;
clock-frequency = <100000>;
status = "okay";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
status = "okay";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins>;
status = "okay";
};
&uart5 {
pinctrl-names = "default";
pinctrl-0 = <&uart5_pins>;
status = "okay";
};