diff options
Diffstat (limited to 'arch/arm/boot/dts/am335x-chiliboard.dts')
| -rw-r--r-- | arch/arm/boot/dts/am335x-chiliboard.dts | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-chiliboard.dts b/arch/arm/boot/dts/am335x-chiliboard.dts new file mode 100644 index 000000000..5660b5f69 --- /dev/null +++ b/arch/arm/boot/dts/am335x-chiliboard.dts @@ -0,0 +1,183 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2015 Jablotron s.r.o. -- https://www.jablotron.com/ + * Author: Rostislav Lisovy <lisovy@jablotron.cz> + */ +/dts-v1/; +#include "am335x-chilisom.dtsi" + +/ { + model = "AM335x Chiliboard"; + compatible = "grinn,am335x-chiliboard", "grinn,am335x-chilisom", + "ti,am33xx"; + + chosen { + stdout-path = &uart0; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&led_gpio_pins>; + + led0 { + label = "led0"; + gpios = <&gpio3 7 GPIO_ACTIVE_LOW>; + default-state = "keep"; + linux,default-trigger = "heartbeat"; + }; + + led1 { + label = "led1"; + gpios = <&gpio3 8 GPIO_ACTIVE_LOW>; + default-state = "keep"; + }; + }; +}; + +&am33xx_pinmux { + uart0_pins: pinmux_uart0_pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0) + >; + }; + + cpsw_default: cpsw_default { + pinctrl-single,pins = < + /* Slave 1 */ + AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE0) + >; + }; + + cpsw_sleep: cpsw_sleep { + pinctrl-single,pins = < + /* Slave 1 reset value */ + AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7) + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* mdio_data.mdio_data */ + AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0) + /* mdio_clk.mdio_clk */ + AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0) + >; + }; + + davinci_mdio_sleep: davinci_mdio_sleep { + pinctrl-single,pins = < + /* MDIO reset value */ + AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7) + >; + }; + + usb1_drvvbus: usb1_drvvbus { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_USB1_DRVVBUS, PIN_OUTPUT_PULLDOWN, MUX_MODE0) + >; + }; + + sd_pins: pinmux_sd_card { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spi0_cs1.gpio0_6 */ + >; + }; + + led_gpio_pins: led_gpio_pins { + pinctrl-single,pins = < + AM33XX_PADCONF(AM335X_PIN_EMU0, PIN_OUTPUT, MUX_MODE7) /* emu0.gpio3_7 */ + AM33XX_PADCONF(AM335X_PIN_EMU1, PIN_OUTPUT, MUX_MODE7) /* emu1.gpio3_8 */ + >; + }; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins>; + + status = "okay"; +}; + +&ldo4_reg { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; +}; + +/* Ethernet */ +&mac { + slaves = <1>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&cpsw_default>; + pinctrl-1 = <&cpsw_sleep>; + status = "okay"; +}; + +&davinci_mdio { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&davinci_mdio_default>; + pinctrl-1 = <&davinci_mdio_sleep>; + status = "okay"; + + ethphy0: ethernet-phy@0 { + reg = <0>; + }; +}; + +&cpsw_emac0 { + phy-handle = <ðphy0>; + phy-mode = "rmii"; +}; + +/* USB */ +&usb1 { + pinctrl-names = "default"; + pinctrl-0 = <&usb1_drvvbus>; + dr_mode = "host"; +}; + +/* microSD */ +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&sd_pins>; + vmmc-supply = <&ldo4_reg>; + bus-width = <0x4>; + cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>; + status = "okay"; +}; + +&tps { + interrupt-parent = <&intc>; + interrupts = <7>; /* NNMI */ + + charger { + status = "okay"; + }; + + pwrbutton { + status = "okay"; + }; +}; |