The UC-2100 series consists many boards with different peripheral devices and wireless modules, hence we fetch common items and create a common dtsi file to increase reusability. All boards in UC-2100 series will include this common dtsi file. Signed-off-by: Wes Huang (黃淵河) <wes.huang@xxxxxxxx> Signed-off-by: Fero JD Zhou (周俊達) <FeroJD.Zhou@xxxxxxxx> Signed-off-by: SZ Lin (林上智) <sz.lin@xxxxxxxx> --- .../boot/dts/am335x-moxa-uc-2100-common.dtsi | 249 ++++++++++++++++++ 1 file changed, 249 insertions(+) create mode 100644 arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi diff --git a/arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi b/arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi new file mode 100644 index 000000000000..14f781953475 --- /dev/null +++ b/arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi @@ -0,0 +1,249 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2018 MOXA Inc. - https://www.moxa.com/ + * + * Authors: SZ Lin (林上智) <sz.lin@xxxxxxxx> + * Wes Huang (黃淵河) <wes.huang@xxxxxxxx> + * Fero JD Zhou (周俊達) <FeroJD.Zhou@xxxxxxxx> + */ + +#include "am33xx.dtsi" + +/ { + vbat: vbat-regulator { + compatible = "regulator-fixed"; + }; + + /* Power supply provides a fixed 3.3V @3A */ + vmmcsd_fixed: vmmcsd-regulator { + compatible = "regulator-fixed"; + regulator-name = "vmmcsd_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + + buttons: push_button { + compatible = "gpio-keys"; + }; +}; + +&am33xx_pinmux { + pinctrl-names = "default"; + + i2c0_pins: pinmux_i2c0_pins { + pinctrl-single,pins = < + AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */ + AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */ + >; + }; + + push_button_pins: pinmux_push_button { + pinctrl-single,pins = < + AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_hsync.gpio2_23 */ + >; + }; + + uart0_pins: pinmux_uart0_pins { + pinctrl-single,pins = < + AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */ + AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */ + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* MDIO */ + AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ + AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ + >; + }; + + mmc1_pins_default: pinmux_mmc1_pins { + pinctrl-single,pins = < + /* eMMC */ + AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad12.mmc1_dat0 */ + AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad13.mmc1_dat1 */ + AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad14.mmc1_dat2 */ + AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad15.mmc1_dat3 */ + AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad8.mmc1_dat4 */ + AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad9.mmc1_dat5 */ + AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad10.mmc1_dat6 */ + AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad11.mmc1_dat7 */ + AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */ + AM33XX_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */ + >; + }; + + spi0_pins: pinmux_spi0 { + pinctrl-single,pins = < + AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_sclk.spi0_sclk */ + AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_cs0.spi0_cs0 */ + AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d0.spi0_d0 */ + AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* spi0_d1.spi0_d1 */ + >; + }; +}; + +&uart0 { + /* Console */ + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins>; +}; + +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + + status = "okay"; + clock-frequency = <400000>; + + eeprom: eeprom@50 { + compatible = "atmel,24c16"; + pagesize = <16>; + reg = <0x50>; + }; + + rtc_wdt: rtc_wdt@68 { + compatible = "dallas,ds1374"; + reg = <0x68>; + }; +}; + +&usb { + status = "okay"; +}; + +&usb_ctrl_mod { + status = "okay"; +}; + +&usb0_phy { + status = "okay"; +}; + +&usb0 { + status = "okay"; + dr_mode = "host"; +}; + +&cppi41dma { + status = "okay"; +}; + +/* Power */ +&vbat { + regulator-name = "vbat"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; +}; + +&mac { + pinctrl-names = "default"; + pinctrl-0 = <&cpsw_default>; + status = "okay"; +}; + +&davinci_mdio { + pinctrl-names = "default"; + pinctrl-0 = <&davinci_mdio_default>; + status = "okay"; +}; + +&cpsw_emac0 { + status = "okay"; +}; + +&cpsw_emac1 { + status = "okay"; +}; + +&phy_sel { + reg= <0x44e10650 0xf5>; + rmii-clock-ext; +}; + +&sham { + status = "okay"; +}; + +&aes { + status = "okay"; +}; + +&gpio0 { + ti,no-reset-on-init; +}; + +&mmc2 { + pinctrl-names = "default"; + vmmc-supply = <&vmmcsd_fixed>; + bus-width = <8>; + pinctrl-0 = <&mmc1_pins_default>; + ti,non-removable; + status = "okay"; +}; + +&buttons { + pinctrl-names = "default"; + pinctrl-0 = <&push_button_pins>; + #address-cells = <1>; + #size-cells = <0>; + + button@0 { + label = "push_button"; + linux,code = <0x100>; + gpios = <&gpio2 23 GPIO_ACTIVE_LOW>; + }; +}; + +/* SPI Busses */ +&spi0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins>; + + m25p80@0 { + compatible = "mx25l6405d"; + spi-max-frequency = <40000000>; + + reg = <0>; + spi-cpol; + spi-cpha; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + /* reg : The partition's offset and size within the mtd bank. */ + partitions@0 { + label = "MLO"; + reg = <0x0 0x80000>; + }; + + partitions@1 { + label = "U-Boot"; + reg = <0x80000 0x100000>; + }; + + partitions@2 { + label = "U-Boot Env"; + reg = <0x180000 0x40000>; + }; + }; + }; +}; + +&spi1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; + + tpm_spi_tis@0 { + compatible = "tcg,tpm_tis-spi"; + reg = <0>; + spi-max-frequency = <500000>; + }; +}; -- 2.19.0
