// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2017 Andreas Färber */ /dts-v1/; #include "s900.dtsi" / { compatible = "ucrobotics,bubblegum-96", "actions,s900"; model = "Bubblegum-96"; aliases { mmc0 = &mmc0; mmc1 = &mmc1; mmc2 = &mmc2; serial5 = &uart5; }; chosen { stdout-path = "serial5:115200n8"; }; memory@0 { device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; /* Fixed regulator used in the absence of PMIC */ vcc_3v1: vcc-3v1 { compatible = "regulator-fixed"; regulator-name = "fixed-3.1V"; regulator-min-microvolt = <3100000>; regulator-max-microvolt = <3100000>; regulator-always-on; }; /* Fixed regulator used in the absence of PMIC */ sd_vcc: sd-vcc { compatible = "regulator-fixed"; regulator-name = "fixed-3.1V"; regulator-min-microvolt = <3100000>; regulator-max-microvolt = <3100000>; regulator-always-on; }; }; &i2c0 { status = "disabled"; pinctrl-names = "default"; pinctrl-0 = <&i2c0_default>; }; &i2c1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&i2c1_default>; }; &i2c2 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&i2c2_default>; }; /* * GPIO name legend: proper name = the GPIO line is used as GPIO * NC = not connected (pin out but not routed from the chip to * anything the board) * "[PER]" = pin is muxed for [peripheral] (not GPIO) * LSEC = Low Speed External Connector * HSEC = High Speed External Connector * * Line names are taken from the schematic "Schematics Bubblegum96" * version v1.0 * * For the lines routed to the external connectors the * lines are named after the 96Boards CE Specification 1.0, * Appendix "Expansion Connector Signal Description". * * When the 96Boards naming of a line and the schematic name of * the same line are in conflict, the 96Boards specification * takes precedence, which means that the external UART on the * LSEC is named UART0 while the schematic and SoC names this * UART2. Only exception is the I2C lines for which the schematic * naming has been preferred. This is only for the informational * lines i.e. "[FOO]", the GPIO named lines "GPIO-A" thru "GPIO-L" * are the only ones actually used for GPIO. */ &pinctrl { gpio-line-names = "GPIO-A", /* GPIO_0, LSEC pin 23 */ "GPIO-B", /* GPIO_1, LSEC pin 24 */ "GPIO-C", /* GPIO_2, LSEC pin 25 */ "GPIO-D", /* GPIO_3, LSEC pin 26 */ "GPIO-E", /* GPIO_4, LSEC pin 27 */ "GPIO-F", /* GPIO_5, LSEC pin 28 */ "GPIO-G", /* GPIO_6, LSEC pin 29 */ "GPIO-H", /* GPIO_7, LSEC pin 30 */ "GPIO-I", /* GPIO_8, LSEC pin 31 */ "GPIO-J", /* GPIO_9, LSEC pin 32 */ "NC", /* GPIO_10 */ "NC", /* GPIO_11 */ "SIRQ2_1V8", /* GPIO_12 */ "PCM0_OUT", /* GPIO_13 */ "WIFI_LED", /* GPIO_14 */ "PCM0_SYNC", /* GPIO_15 */ "PCM0_CLK", /* GPIO_16 */ "PCM0_IN", /* GPIO_17 */ "BT_LED", /* GPIO_18 */ "LED0", /* GPIO_19 */ "LED1", /* GPIO_20 */ "JTAG_TCK", /* GPIO_21 */ "JTAG_TMS", /* GPIO_22 */ "JTAG_TDI", /* GPIO_23 */ "JTAG_TDO", /* GPIO_24 */ "[UART1_RxD]", /* GPIO_25, LSEC pin 13 */ "NC", /* GPIO_26 */ "[UART1_TxD]", /* GPIO_27, LSEC pin 11 */ "SD0_D0", /* GPIO_28 */ "SD0_D1", /* GPIO_29 */ "SD0_D2", /* GPIO_30 */ "SD0_D3", /* GPIO_31 */ "SD1_D0", /* GPIO_32 */ "SD1_D1", /* GPIO_33 */ "SD1_D2", /* GPIO_34 */ "SD1_D3", /* GPIO_35 */ "SD0_CMD", /* GPIO_36 */ "SD0_CLK", /* GPIO_37 */ "SD1_CMD", /* GPIO_38 */ "SD1_CLK", /* GPIO_39 */ "SPI0_SCLK", /* GPIO_40, LSEC pin 8 */ "SPI0_CS", /* GPIO_41, LSEC pin 12 */ "SPI0_DIN", /* GPIO_42, LSEC pin 10 */ "SPI0_DOUT", /* GPIO_43, LSEC pin 14 */ "I2C5_SDATA", /* GPIO_44, HSEC pin 36 */ "I2C5_SCLK", /* GPIO_45, HSEC pin 38 */ "UART0_RX", /* GPIO_46, LSEC pin 7 */ "UART0_TX", /* GPIO_47, LSEC pin 5 */ "UART0_RTSB", /* GPIO_48, LSEC pin 9 */ "UART0_CTSB", /* GPIO_49, LSEC pin 3 */ "I2C4_SCLK", /* GPIO_50, HSEC pin 32 */ "I2C4_SDATA", /* GPIO_51, HSEC pin 34 */ "I2C0_SCLK", /* GPIO_52 */ "I2C0_SDATA", /* GPIO_53 */ "I2C1_SCLK", /* GPIO_54, LSEC pin 15 */ "I2C1_SDATA", /* GPIO_55, LSEC pin 17 */ "I2C2_SCLK", /* GPIO_56, LSEC pin 19 */ "I2C2_SDATA", /* GPIO_57, LSEC pin 21 */ "CSI0_DN0", /* GPIO_58, HSEC pin 10 */ "CSI0_DP0", /* GPIO_59, HSEC pin 8 */ "CSI0_DN1", /* GPIO_60, HSEC pin 16 */ "CSI0_DP1", /* GPIO_61, HSEC pin 14 */ "CSI0_CN", /* GPIO_62, HSEC pin 4 */ "CSI0_CP", /* GPIO_63, HSEC pin 2 */ "CSI0_DN2", /* GPIO_64, HSEC pin 22 */ "CSI0_DP2", /* GPIO_65, HSEC pin 20 */ "CSI0_DN3", /* GPIO_66, HSEC pin 28 */ "CSI0_DP3", /* GPIO_67, HSEC pin 26 */ "[CLK0]", /* GPIO_68, HSEC pin 15 */ "CSI1_DN0", /* GPIO_69, HSEC pin 44 */ "CSI1_DP0", /* GPIO_70, HSEC pin 42 */ "CSI1_DN1", /* GPIO_71, HSEC pin 50 */ "CSI1_DP1", /* GPIO_72, HSEC pin 48 */ "CSI1_CN", /* GPIO_73, HSEC pin 56 */ "CSI1_CP", /* GPIO_74, HSEC pin 54 */ "[CLK1]", /* GPIO_75, HSEC pin 17 */ "[GPIOD0]", /* GPIO_76 */ "[GPIOD1]", /* GPIO_77 */ "BT_RST_N", /* GPIO_78 */ "EXT_DC_EN", /* GPIO_79 */ "[PCM_DI]", /* GPIO_80, LSEC pin 22 */ "[PCM_DO]", /* GPIO_81, LSEC pin 20 */ "[PCM_CLK]", /* GPIO_82, LSEC pin 18 */ "[PCM_FS]", /* GPIO_83, LSEC pin 16 */ "WAKE_BT", /* GPIO_84 */ "WL_REG_ON", /* GPIO_85 */ "NC", /* GPIO_86 */ "NC", /* GPIO_87 */ "NC", /* GPIO_88 */ "NC", /* GPIO_89 */ "NC", /* GPIO_90 */ "WIFI_WAKE", /* GPIO_91 */ "BT_WAKE", /* GPIO_92 */ "NC", /* GPIO_93 */ "OTG_EN2", /* GPIO_94 */ "OTG_EN", /* GPIO_95 */ "DSI_DP3", /* GPIO_96, HSEC pin 45 */ "DSI_DN3", /* GPIO_97, HSEC pin 47 */ "DSI_DP1", /* GPIO_98, HSEC pin 33 */ "DSI_DN1", /* GPIO_99, HSEC pin 35 */ "DSI_CP", /* GPIO_100, HSEC pin 21 */ "DSI_CN", /* GPIO_101, HSEC pin 23 */ "DSI_DP0", /* GPIO_102, HSEC pin 27 */ "DSI_DN0", /* GPIO_103, HSEC pin 29 */ "DSI_DP2", /* GPIO_104, HSEC pin 39 */ "DSI_DN2", /* GPIO_105, HSEC pin 41 */ "N0_D0", /* GPIO_106 */ "N0_D1", /* GPIO_107 */ "N0_D2", /* GPIO_108 */ "N0_D3", /* GPIO_109 */ "N0_D4", /* GPIO_110 */ "N0_D5", /* GPIO_111 */ "N0_D6", /* GPIO_112 */ "N0_D7", /* GPIO_113 */ "N0_DQS", /* GPIO_114 */ "N0_DQSN", /* GPIO_115 */ "NC", /* GPIO_116 */ "NC", /* GPIO_117 */ "NC", /* GPIO_118 */ "N0_CEB1", /* GPIO_119 */ "CARD_DT", /* GPIO_120 */ "N0_CEB3", /* GPIO_121 */ "SD_DAT0", /* GPIO_122, HSEC pin 1 */ "SD_DAT1", /* GPIO_123, HSEC pin 3 */ "SD_DAT2", /* GPIO_124, HSEC pin 5 */ "SD_DAT3", /* GPIO_125, HSEC pin 7 */ "NC", /* GPIO_126 */ "NC", /* GPIO_127 */ "[PWR_BTN_N]", /* GPIO_128, LSEC pin 4 */ "[RST_BTN_N]", /* GPIO_129, LSEC pin 6 */ "NC", /* GPIO_130 */ "SD_CMD", /* GPIO_131 */ "GPIO-L", /* GPIO_132, LSEC pin 34 */ "GPIO-K", /* GPIO_133, LSEC pin 33 */ "NC", /* GPIO_134 */ "SD_SCLK", /* GPIO_135 */ "NC", /* GPIO_136 */ "JTAG_TRST", /* GPIO_137 */ "I2C3_SCLK", /* GPIO_138 */ "LED2", /* GPIO_139 */ "LED3", /* GPIO_140 */ "I2C3_SDATA", /* GPIO_141 */ "UART3_RX", /* GPIO_142 */ "UART3_TX", /* GPIO_143 */ "UART3_RTSB", /* GPIO_144 */ "UART3_CTSB"; /* GPIO_145 */ i2c0_default: i2c0-default { pinmux { groups = "i2c0_mfp"; function = "i2c0"; }; pinconf { pins = "i2c0_sclk", "i2c0_sdata"; bias-pull-up; }; }; i2c1_default: i2c1-default { pinconf { pins = "i2c1_sclk", "i2c1_sdata"; bias-pull-up; }; }; i2c2_default: i2c2-default { pinconf { pins = "i2c2_sclk", "i2c2_sdata"; bias-pull-up; }; }; mmc0_default: mmc0_default { pinmux { groups = "sd0_d0_mfp", "sd0_d1_mfp", "sd0_d2_d3_mfp", "sd0_cmd_mfp", "sd0_clk_mfp"; function = "sd0"; }; }; mmc2_default: mmc2_default { pinmux { groups = "nand0_d0_ceb3_mfp"; function = "sd2"; }; }; }; /* uSD */ &mmc0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mmc0_default>; no-sdio; no-mmc; no-1-8-v; cd-gpios = <&pinctrl 120 GPIO_ACTIVE_LOW>; bus-width = <4>; vmmc-supply = <&sd_vcc>; vqmmc-supply = <&sd_vcc>; }; /* eMMC */ &mmc2 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mmc2_default>; no-sdio; no-sd; non-removable; bus-width = <8>; vmmc-supply = <&vcc_3v1>; }; &timer { clocks = <&hosc>; }; &uart5 { status = "okay"; };