SMARC-sAMX6i is a SMARC (Smart Mobility Architecture) compliant module. Signed-off-by: Priit Laes <[email protected]> --- arch/arm/boot/dts/imx6q-smarc-sam6xi.dtsi | 434 ++++++++++++++++++++++++++++++ 1 file changed, 434 insertions(+) create mode 100644 arch/arm/boot/dts/imx6q-smarc-sam6xi.dtsi
diff --git a/arch/arm/boot/dts/imx6q-smarc-sam6xi.dtsi b/arch/arm/boot/dts/imx6q-smarc-sam6xi.dtsi new file mode 100644 index 0000000..e3d7a35 --- /dev/null +++ b/arch/arm/boot/dts/imx6q-smarc-sam6xi.dtsi @@ -0,0 +1,434 @@ +/* + * Copyright 2017 Priit Laes <[email protected]> + * + * Based on initial work by Nikita Yushchenko <nyushchenko at dev.rtsoft.ru> + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include "imx6q.dtsi" +#include <dt-bindings/gpio/gpio.h> + +/ { + /* TODO: Figure out proper name for this model... */ + model = "Kontron SMARC-sAMX6i module"; + compatible = "kontron,imx6-smx6", "fsl,imx6q"; + + memory { + reg = <0x10000000 0x40000000>; + }; + + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + reg_3v3_s5: regulator@0 { + compatible = "regulator-fixed"; + reg = <0>; + regulator-name = "V_3V3_S5"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_1v8_s5: regulator@1 { + compatible = "regulator-fixed"; + reg = <1>; + regulator-name = "V_1V8_S5"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_3v3_s0: regulator@2 { + compatible = "regulator-fixed"; + reg = <2>; + regulator-name = "V_3V3_S0"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_1v0_s0: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "V_1V0_S0"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-boot-on; + regulator-always-on; + }; + }; + + i2c_pfuze: i2c-gpio-0 { + compatible = "i2c-gpio"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c_gpio_0>; + gpios = + <&gpio1 28 0>, // sda + <&gpio1 30 0>; // scl + #address-cells = <1>; + #size-cells = <0>; + i2c-gpio,delay-us = <2>; + }; +}; + +&can1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan1>; + status = "disabled"; +}; + +&can2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan2>; + status = "disabled"; +}; + +&fec { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet_smarc>; + phy-mode = "rgmii"; + status = "disabled"; +}; + +&i2c_pfuze { + pfuze100@08 { + compatible = "fsl,pfuze100"; + reg = <0x08>; + + regulators { + reg_v_core_s0: sw1ab { + regulator-name = "V_CORE_S0"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1875000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_vddsoc_s0: sw1c { + regulator-name = "V_VDDSOC_S0"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1875000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_3v15_s0: sw2 { + regulator-name = "V_3V15_S0"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + /* sw3a/b is used in dual mode, but driver does not + * support it? Although, there's no need to control + * DDR power - so just leaving dummy entries for sw3a + * and sw3b for now. + */ + sw3a { + regulator-min-microvolt = <400000>; + regulator-max-microvolt = <1975000>; + regulator-boot-on; + regulator-always-on; + }; + + sw3b { + regulator-min-microvolt = <400000>; + regulator-max-microvolt = <1975000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_1v8_s0: sw4 { + regulator-name = "V_1V8_S0"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + /* Regulator for USB */ + reg_5v0_s0: swbst { + regulator-name = "V_5V0_S0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5150000>; + regulator-boot-on; + }; + + reg_vsnvs: vsnvs { + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <3000000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_vrefddr: vrefddr { + regulator-boot-on; + regulator-always-on; + }; + + /* Per schematics, of all VGEN's, only VGEN5 has some + * usage ... but even that - over DNI resistor + */ + vgen1 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1550000>; + }; + + vgen2 { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1550000>; + }; + + vgen3 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + vgen4 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + reg_2v5_s0: vgen5 { + regulator-name = "V_2V5_S0"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + + vgen6 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + }; + }; + }; +}; + +&i2c3 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + status = "disabled"; +}; + +&pcie { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie>; + wake-up-gpio = <&gpio6 18 GPIO_ACTIVE_HIGH>; + reset-gpio = <&gpio3 13 GPIO_ACTIVE_HIGH>; + status = "disabled"; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1_smarc>; + fsl,uart-has-rtscts; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2_smarc>; + status = "disabled"; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart4_smarc>; + fsl,uart-has-rtscts; + status = "disabled"; +}; + +&uart5 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart5_smarc>; + status = "disabled"; +}; + +&usbotg { + /* + * no 'imx6-usb-charger-detection' + * since USB_OTG_CHD_B pin is not wired + */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbotg>; + status = "disabled"; +}; + +&usbh1 { + vbus-supply = <®_5v0_s0>; + status = "disabled"; +}; + +&usdhc4 { + /* Internal eMMC, optional on some boards */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc4>; + bus-width = <8>; + no-1-8-v; + non-removable; + status = "disabled"; +}; + +&iomuxc { + pinctrl_flexcan1: flexcan1-smarc { + fsl,pins = < + MX6QDL_PAD_GPIO_7__FLEXCAN1_TX 0x80000000 + MX6QDL_PAD_GPIO_8__FLEXCAN1_RX 0x80000000 + >; + }; + + pinctrl_flexcan2: flexcan2-smarc { + fsl,pins = < + MX6QDL_PAD_KEY_COL4__FLEXCAN2_TX 0x80000000 + MX6QDL_PAD_KEY_ROW4__FLEXCAN2_RX 0x80000000 + >; + }; + + pinctrl_enet_smarc: fecgrp-smarc { + fsl,pins = < + MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0 + MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 + MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x1b0b0 + MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b0b0 + MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b0b0 + MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b0b0 + MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b0b0 + MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b0b0 + MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x1b0b0 + MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b0b0 + MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x1b0b0 + MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x1b0b0 + MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b0b0 + MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b0b0 + MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b0b0 + >; + }; + + pinctrl_i2c_gpio_0: i2c-gpio-0-smarc { + fsl,pins = < + /* SCL GPIO */ + MX6QDL_PAD_ENET_TXD0__GPIO1_IO30 0x80000000 + /* SDA GPIO */ + MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28 0x80000000 + >; + }; + + pinctrl_i2c3: i2c3-smarc { + fsl,pins = < + MX6QDL_PAD_EIM_D17__I2C3_SCL 0x4001b8b1 + MX6QDL_PAD_EIM_D18__I2C3_SDA 0x4001b8b1 + >; + }; + + pinctrl_pcie: pcie-smarc { + fsl,pins = < + /* RST_PCIE_A# */ + MX6QDL_PAD_EIM_DA13__GPIO3_IO13 0x80000000 + /* PCIE_WAKE# */ + MX6QDL_PAD_SD3_DAT6__GPIO6_IO18 0x80000000 + >; + }; + + pinctrl_uart1_smarc: uart1grp-smarc { + fsl,pins = < + MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1 + MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1 + MX6QDL_PAD_EIM_D20__UART1_RTS_B 0x1b0b1 + MX6QDL_PAD_EIM_D19__UART1_CTS_B 0x1b0b1 + >; + }; + + pinctrl_uart2_smarc: uart2grp-smarc { + fsl,pins = < + MX6QDL_PAD_EIM_D27__UART2_RX_DATA 0x1b0b1 + MX6QDL_PAD_EIM_D26__UART2_TX_DATA 0x1b0b1 + >; + }; + + pinctrl_uart4_smarc: uart4grp-smarc { + fsl,pins = < + MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA 0x1b0b1 + MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA 0x1b0b1 + MX6QDL_PAD_CSI0_DAT16__UART4_RTS_B 0x1b0b1 + MX6QDL_PAD_CSI0_DAT17__UART4_CTS_B 0x1b0b1 + >; + }; + + pinctrl_uart5_smarc: uart5grp-smarc { + fsl,pins = < + MX6QDL_PAD_CSI0_DAT15__UART5_RX_DATA 0x1b0b1 + MX6QDL_PAD_CSI0_DAT14__UART5_TX_DATA 0x1b0b1 + >; + }; + + pinctrl_usbotg: usbotg-grp-smarc { + fsl,pins = < + MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x1f8b0 + /* TODO: Comment out power and OC gpio's for now, since + * these are not used by driver + */ + /* USB power */ + // MX6QDL_PAD_CSI0_PIXCLK__GPIO5_IO18 0x80000000 + /* USB OC */ + // MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20 0x80000000 + >; + }; + + pinctrl_usdhc4: usdhc4grp-smarc { + fsl,pins = < + MX6QDL_PAD_SD4_CLK__SD4_CLK 0x17059 + MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059 + MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17059 + MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17059 + MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17059 + MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17059 + MX6QDL_PAD_SD4_DAT4__SD4_DATA4 0x17059 + MX6QDL_PAD_SD4_DAT5__SD4_DATA5 0x17059 + MX6QDL_PAD_SD4_DAT6__SD4_DATA6 0x17059 + MX6QDL_PAD_SD4_DAT7__SD4_DATA7 0x17059 + >; + }; +}; -- 2.9.3
