From 512cab3e7e0be11234f965d9898936dce2325382 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Sat, 10 Nov 2018 15:53:59 -0200 Subject: [PATCH 01/13] ARM: dts: imx51-zii-rdu1: Remove EEPROM node The EEPROM under I2C2 was put by mistake in the dts. Remove it as it is not really present on the real hardware. Fixes: ceef0396f367 ("ARM: dts: imx: add ZII RDU1 board") Reported-by: Chris Healy Signed-off-by: Fabio Estevam Reviewed-by: Chris Healy Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx51-zii-rdu1.dts | 6 ------ 1 file changed, 6 deletions(-) diff --git a/arch/arm/boot/dts/imx51-zii-rdu1.dts b/arch/arm/boot/dts/imx51-zii-rdu1.dts index e45a15ceb94b..69d753cac89a 100644 --- a/arch/arm/boot/dts/imx51-zii-rdu1.dts +++ b/arch/arm/boot/dts/imx51-zii-rdu1.dts @@ -492,12 +492,6 @@ pinctrl-0 = <&pinctrl_i2c2>; status = "okay"; - eeprom@50 { - compatible = "atmel,24c04"; - pagesize = <16>; - reg = <0x50>; - }; - hpa1: amp@60 { compatible = "ti,tpa6130a2"; reg = <0x60>; From c3b9ab5db11d8098ca7674175f12ab21cdce1bbb Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 30 Nov 2018 08:31:29 -0200 Subject: [PATCH 02/13] ARM: dts: imx7d-pico: Describe the Wifi clock The Wifi chip should be clocked by a 32kHz clock coming from i.MX7D CLKO2 output pin, so describe the pinmux and clock hierarchy in the device tree to allow the Wifi chip to be properly clocked. Managed to successfully test Wifi with such change. Used the standard nvram.txt file provided by TechNexion, which selects an external 32kHz clock for the Wifi chip by default. Fixes: 99a52450c707 ("ARM: dts: imx7d-pico: Add Wifi support") Suggested-by: Arend van Spriel Tested-by: Otavio Salvador Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico.dtsi | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index 21973eb55671..f27b3849d3ff 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -100,6 +100,19 @@ regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; + + usdhc2_pwrseq: usdhc2_pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&clks IMX7D_CLKO2_ROOT_DIV>; + clock-names = "ext_clock"; + }; +}; + +&clks { + assigned-clocks = <&clks IMX7D_CLKO2_ROOT_SRC>, + <&clks IMX7D_CLKO2_ROOT_DIV>; + assigned-clock-parents = <&clks IMX7D_CKIL>; + assigned-clock-rates = <0>, <32768>; }; &i2c4 { @@ -199,12 +212,13 @@ &usdhc2 { /* Wifi SDIO */ pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_usdhc2>; + pinctrl-0 = <&pinctrl_usdhc2 &pinctrl_wifi_clk>; no-1-8-v; non-removable; keep-power-in-suspend; wakeup-source; vmmc-supply = <®_ap6212>; + mmc-pwrseq = <&usdhc2_pwrseq>; status = "okay"; }; @@ -301,6 +315,12 @@ }; &iomuxc_lpsr { + pinctrl_wifi_clk: wificlkgrp { + fsl,pins = < + MX7D_PAD_LPSR_GPIO1_IO03__CCM_CLKO2 0x7d + >; + }; + pinctrl_wdog: wdoggrp { fsl,pins = < MX7D_PAD_LPSR_GPIO1_IO00__WDOG1_WDOG_B 0x74 From 1e434b703248580b7aaaf8a115d93e682f57d29f Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Tue, 4 Dec 2018 03:17:45 +0000 Subject: [PATCH 03/13] ARM: imx: update the cpu power up timing setting on i.mx6sx The sw2iso count should cover ARM LDO ramp-up time, the MAX ARM LDO ramp-up time may be up to more than 100us on some boards, this patch sets sw2iso to 0xf (~384us) which is the reset value, and it is much more safe to cover different boards, since we have observed that some customer boards failed with current setting of 0x2. Fixes: 05136f0897b5 ("ARM: imx: support arm power off in cpuidle for i.mx6sx") Signed-off-by: Anson Huang Reviewed-by: Fabio Estevam Signed-off-by: Shawn Guo --- arch/arm/mach-imx/cpuidle-imx6sx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/cpuidle-imx6sx.c b/arch/arm/mach-imx/cpuidle-imx6sx.c index 243a108a940b..fd0053e47a15 100644 --- a/arch/arm/mach-imx/cpuidle-imx6sx.c +++ b/arch/arm/mach-imx/cpuidle-imx6sx.c @@ -110,7 +110,7 @@ int __init imx6sx_cpuidle_init(void) * except for power up sw2iso which need to be * larger than LDO ramp up time. */ - imx_gpc_set_arm_power_up_timing(2, 1); + imx_gpc_set_arm_power_up_timing(0xf, 1); imx_gpc_set_arm_power_down_timing(1, 1); return cpuidle_register(&imx6sx_cpuidle_driver, NULL); From f15096f12a4e9340168df5fdd9201aa8ed60d59e Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 5 Dec 2018 09:05:30 -0200 Subject: [PATCH 04/13] ARM: dts: imx7d-nitrogen7: Fix the description of the Wifi clock According to bindings/regulator/fixed-regulator.txt the 'clocks' and 'clock-names' properties are not valid ones. In order to turn on the Wifi clock the correct location for describing the CLKO2 clock is via a mmc-pwrseq handle, so do it accordingly. Fixes: 56354959cfec ("ARM: dts: imx: add Boundary Devices Nitrogen7 board") Signed-off-by: Fabio Estevam Acked-by: Troy Kisky Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-nitrogen7.dts | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-nitrogen7.dts b/arch/arm/boot/dts/imx7d-nitrogen7.dts index d8aac4a2d02a..177d21fdeb28 100644 --- a/arch/arm/boot/dts/imx7d-nitrogen7.dts +++ b/arch/arm/boot/dts/imx7d-nitrogen7.dts @@ -86,13 +86,17 @@ compatible = "regulator-fixed"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; - clocks = <&clks IMX7D_CLKO2_ROOT_DIV>; - clock-names = "slow"; regulator-name = "reg_wlan"; startup-delay-us = <70000>; gpio = <&gpio4 21 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + usdhc2_pwrseq: usdhc2_pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&clks IMX7D_CLKO2_ROOT_DIV>; + clock-names = "ext_clock"; + }; }; &adc1 { @@ -375,6 +379,7 @@ bus-width = <4>; non-removable; vmmc-supply = <®_wlan>; + mmc-pwrseq = <&usdhc2_pwrseq>; cap-power-off-card; keep-power-in-suspend; status = "okay"; From 50536c661194dcb43faeba8aaae85e3f34145ee4 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:08:57 -0200 Subject: [PATCH 05/13] ARM: dts: imx7d-pico: Do not harcode the memory size Currently the memory size described in dts is 2GB, which is incorrect. There are 512MB and 1GB versions of imx7d-pico boards, so remove the hardcoded memory size and let the bootloader pass the correct value to the kernel. Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico.dtsi | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index 934a019f341e..0df68e53e9fa 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -48,9 +48,10 @@ model = "Technexion Pico i.MX7D Board"; compatible = "technexion,imx7d-pico", "fsl,imx7d"; + /* Will be filled by the bootloader */ memory@80000000 { device_type = "memory"; - reg = <0x80000000 0x80000000>; + reg = <0x80000000 0>; }; reg_ap6212: regulator-ap6212 { From a26aec533ec065cd54949d6958f97e0fd79c3bfb Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:08:58 -0200 Subject: [PATCH 06/13] ARM: dts: imx7d-pico: Switch to SPDX identifier Adopt the SPDX license identifier headers to ease license compliance management. Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico-pi.dts | 44 ++--------------------------- arch/arm/boot/dts/imx7d-pico.dtsi | 44 ++--------------------------- 2 files changed, 6 insertions(+), 82 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-pico-pi.dts b/arch/arm/boot/dts/imx7d-pico-pi.dts index ee02d931cf49..33951f4c7f41 100644 --- a/arch/arm/boot/dts/imx7d-pico-pi.dts +++ b/arch/arm/boot/dts/imx7d-pico-pi.dts @@ -1,44 +1,6 @@ -/* - * Copyright 2017 NXP - * - * 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. - */ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +// +// Copyright 2017 NXP #include "imx7d-pico.dtsi" diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index 0df68e53e9fa..d957454ce16b 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -1,44 +1,6 @@ -/* - * Copyright 2017 NXP - * - * 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. - */ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +// +// Copyright 2017 NXP /dts-v1/; From 4edbe6aa46d15c8ac632b2b9f15c27414f940051 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:08:59 -0200 Subject: [PATCH 07/13] ARM: dts: imx7d-pico-pi: Move SoM related part to imx7d-pico.dtsi imx7d-pico-pi board contains: - One SoM board (imx7d pico) - One base board (pi). In order to make it easier for adding support for other board variants, move the commom SoM part to the imx7d-pico.dtsi file. Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico-pi.dts | 116 ++-------------------------- arch/arm/boot/dts/imx7d-pico.dtsi | 111 +++++++++++++++++++++++++- 2 files changed, 113 insertions(+), 114 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-pico-pi.dts b/arch/arm/boot/dts/imx7d-pico-pi.dts index 33951f4c7f41..039c17066fe0 100644 --- a/arch/arm/boot/dts/imx7d-pico-pi.dts +++ b/arch/arm/boot/dts/imx7d-pico-pi.dts @@ -5,6 +5,9 @@ #include "imx7d-pico.dtsi" / { + model = "TechNexion PICO-IMX7D Board and PI baseboard"; + compatible = "technexion,imx7d-pico-pi", "fsl,imx7d"; + sound { compatible = "simple-audio-card"; simple-audio-card,name = "imx7-sgtl5000"; @@ -16,43 +19,14 @@ }; dailink_master: simple-audio-card,codec { - sound-dai = <&codec>; + sound-dai = <&sgtl5000>; clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>; }; }; }; -&fec1 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_enet1>; - assigned-clocks = <&clks IMX7D_ENET1_TIME_ROOT_SRC>, - <&clks IMX7D_ENET1_TIME_ROOT_CLK>; - assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>; - assigned-clock-rates = <0>, <100000000>; - phy-mode = "rgmii"; - phy-handle = <ðphy0>; - fsl,magic-packet; - status = "okay"; - - mdio { - #address-cells = <1>; - #size-cells = <0>; - - ethphy0: ethernet-phy@1 { - compatible = "ethernet-phy-ieee802.3-c22"; - reg = <1>; - status = "okay"; - }; - }; -}; - &i2c1 { - clock-frequency = <100000>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_i2c1>; - status = "okay"; - - codec: sgtl5000@a { + sgtl5000: codec@a { #sound-dai-cells = <0>; reg = <0x0a>; compatible = "fsl,sgtl5000"; @@ -61,83 +35,3 @@ VDDIO-supply = <®_vref_1v8>; }; }; - - -&sai1 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_sai1>; - assigned-clocks = <&clks IMX7D_SAI1_ROOT_SRC>, - <&clks IMX7D_SAI1_ROOT_CLK>; - assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>; - assigned-clock-rates = <0>, <24576000>; - status = "okay"; -}; - -&uart5 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_uart5>; - assigned-clocks = <&clks IMX7D_UART5_ROOT_SRC>; - assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; - status = "okay"; -}; - -&usbotg1 { - vbus-supply = <®_usb_otg1_vbus>; - status = "okay"; -}; - -&usbotg2 { - vbus-supply = <®_usb_otg2_vbus>; - dr_mode = "host"; - status = "okay"; -}; - -&iomuxc { - pinctrl_enet1: enet1grp { - fsl,pins = < - MX7D_PAD_SD2_CD_B__ENET1_MDIO 0x3 - MX7D_PAD_SD2_WP__ENET1_MDC 0x3 - MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC 0x1 - MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 0x1 - MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 0x1 - MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 0x1 - MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 0x1 - MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL 0x1 - MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC 0x1 - MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 0x1 - MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 0x1 - MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 0x1 - MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 0x1 - MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL 0x1 - >; - }; - - pinctrl_i2c1: i2c1grp { - fsl,pins = < - MX7D_PAD_UART1_TX_DATA__I2C1_SDA 0x4000007f - MX7D_PAD_UART1_RX_DATA__I2C1_SCL 0x4000007f - >; - }; - - pinctrl_sai1: sai1grp { - fsl,pins = < - MX7D_PAD_ENET1_RX_CLK__SAI1_TX_BCLK 0x1f - MX7D_PAD_ENET1_CRS__SAI1_TX_SYNC 0x1f - MX7D_PAD_ENET1_COL__SAI1_TX_DATA0 0x30 - MX7D_PAD_ENET1_TX_CLK__SAI1_RX_DATA0 0x1f - >; - }; - - pinctrl_uart5: uart5grp { - fsl,pins = < - MX7D_PAD_I2C4_SDA__UART5_DCE_TX 0x79 - MX7D_PAD_I2C4_SCL__UART5_DCE_RX 0x79 - >; - }; - - pinctrl_usbotg1_pwr: usbotg_pwr { - fsl,pins = < - MX7D_PAD_UART3_TX_DATA__GPIO4_IO5 0x14 - >; - }; -}; diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index d957454ce16b..7319e2ecec5c 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -7,9 +7,6 @@ #include "imx7d.dtsi" / { - model = "Technexion Pico i.MX7D Board"; - compatible = "technexion,imx7d-pico", "fsl,imx7d"; - /* Will be filled by the bootloader */ memory@80000000 { device_type = "memory"; @@ -79,6 +76,37 @@ assigned-clock-rates = <0>, <32768>; }; +&fec1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet1>; + assigned-clocks = <&clks IMX7D_ENET1_TIME_ROOT_SRC>, + <&clks IMX7D_ENET1_TIME_ROOT_CLK>; + assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>; + assigned-clock-rates = <0>, <100000000>; + phy-mode = "rgmii"; + phy-handle = <ðphy0>; + fsl,magic-packet; + status = "okay"; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + ethphy0: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + status = "okay"; + }; + }; +}; + +&i2c1 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1>; + status = "okay"; +}; + &i2c4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c4>; @@ -174,6 +202,35 @@ }; }; +&sai1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai1>; + assigned-clocks = <&clks IMX7D_SAI1_ROOT_SRC>, + <&clks IMX7D_SAI1_ROOT_CLK>; + assigned-clock-parents = <&clks IMX7D_PLL_AUDIO_POST_DIV>; + assigned-clock-rates = <0>, <24576000>; + status = "okay"; +}; + +&uart5 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart5>; + assigned-clocks = <&clks IMX7D_UART5_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; + status = "okay"; +}; + +&usbotg1 { + vbus-supply = <®_usb_otg1_vbus>; + status = "okay"; +}; + +&usbotg2 { + vbus-supply = <®_usb_otg2_vbus>; + dr_mode = "host"; + status = "okay"; +}; + &usdhc2 { /* Wifi SDIO */ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc2 &pinctrl_wifi_clk>; @@ -208,6 +265,32 @@ }; &iomuxc { + pinctrl_i2c1: i2c1grp { + fsl,pins = < + MX7D_PAD_UART1_TX_DATA__I2C1_SDA 0x4000007f + MX7D_PAD_UART1_RX_DATA__I2C1_SCL 0x4000007f + >; + }; + + pinctrl_enet1: enet1grp { + fsl,pins = < + MX7D_PAD_SD2_CD_B__ENET1_MDIO 0x3 + MX7D_PAD_SD2_WP__ENET1_MDC 0x3 + MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC 0x1 + MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 0x1 + MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 0x1 + MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 0x1 + MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 0x1 + MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL 0x1 + MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC 0x1 + MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 0x1 + MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 0x1 + MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 0x1 + MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 0x1 + MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL 0x1 + >; + }; + pinctrl_i2c4: i2c4grp { fsl,pins = < MX7D_PAD_SAI1_RX_BCLK__I2C4_SDA 0x4000007f @@ -221,6 +304,28 @@ >; }; + pinctrl_sai1: sai1grp { + fsl,pins = < + MX7D_PAD_ENET1_RX_CLK__SAI1_TX_BCLK 0x1f + MX7D_PAD_ENET1_CRS__SAI1_TX_SYNC 0x1f + MX7D_PAD_ENET1_COL__SAI1_TX_DATA0 0x30 + MX7D_PAD_ENET1_TX_CLK__SAI1_RX_DATA0 0x1f + >; + }; + + pinctrl_uart5: uart5grp { + fsl,pins = < + MX7D_PAD_I2C4_SDA__UART5_DCE_TX 0x79 + MX7D_PAD_I2C4_SCL__UART5_DCE_RX 0x79 + >; + }; + + pinctrl_usbotg1_pwr: usbotg_pwr { + fsl,pins = < + MX7D_PAD_UART3_TX_DATA__GPIO4_IO5 0x14 + >; + }; + pinctrl_usdhc2: usdhc2grp { fsl,pins = < MX7D_PAD_SD2_CMD__SD2_CMD 0x59 From ce48443443303904032686bf50587c2cf08a83e7 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:09:00 -0200 Subject: [PATCH 08/13] ARM: dts: imx7d-pico: Pass the USBOTG1_PWR pinctrl Pass the USBOTG1_PWR pinctrl description in the USBOTG GPIO controlled regulator. Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index 7319e2ecec5c..cb30bded1e4a 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -41,6 +41,8 @@ }; reg_usb_otg1_vbus: regulator-usb-otg1-vbus { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbotg1_pwr>; compatible = "regulator-fixed"; regulator-name = "usb_otg1_vbus"; regulator-min-microvolt = <5000000>; From 26255a529769e93736d1a9f955ec379513f71e27 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:09:01 -0200 Subject: [PATCH 09/13] ARM: dts: imx7d-pico: Pass the Ethernet PHY reset GPIO Pass the "phy-reset-gpios" property in order to describe the GPIO that performs the Ethernet PHY reset. Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index cb30bded1e4a..35791a1adabf 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -88,6 +88,7 @@ phy-mode = "rgmii"; phy-handle = <ðphy0>; fsl,magic-packet; + phy-reset-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>; status = "okay"; mdio { @@ -290,6 +291,7 @@ MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 0x1 MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 0x1 MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL 0x1 + MX7D_PAD_SD3_RESET_B__GPIO6_IO11 0x1 /* Ethernet reset */ >; }; From bb1ff7ed6c1abfa1d4a376dd8750a0f7c731709f Mon Sep 17 00:00:00 2001 From: Otavio Salvador Date: Thu, 6 Dec 2018 08:09:02 -0200 Subject: [PATCH 10/13] ARM: dts: imx7d-pico: Improve WiFi regulator name There are different models of WiFi being used in the SoM and the handle name was too restrictive. This reworks it to a more generic and meaningful name. Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico.dtsi | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index 35791a1adabf..417f034fb354 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -13,11 +13,11 @@ reg = <0x80000000 0>; }; - reg_ap6212: regulator-ap6212 { + reg_wlreg_on: regulator-wlreg_on { compatible = "regulator-fixed"; pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_reg_ap6212>; - regulator-name = "AP6212"; + pinctrl-0 = <&pinctrl_reg_wlreg_on>; + regulator-name = "wlreg_on"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio4 16 GPIO_ACTIVE_HIGH>; @@ -241,7 +241,7 @@ non-removable; keep-power-in-suspend; wakeup-source; - vmmc-supply = <®_ap6212>; + vmmc-supply = <®_wlreg_on>; mmc-pwrseq = <&usdhc2_pwrseq>; status = "okay"; }; @@ -302,7 +302,7 @@ >; }; - pinctrl_reg_ap6212: regap6212grp { + pinctrl_reg_wlreg_on: regregongrp { fsl,pins = < MX7D_PAD_ECSPI1_SCLK__GPIO4_IO16 0x59 >; From f13f571ac8a18c45f4c21bceda7cff3ad4e7ba03 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:09:03 -0200 Subject: [PATCH 11/13] ARM: dts: imx7d-pico: Extend peripherals support This extends the peripherals supported by the imx7d-pico.dtsi. It adds: - I2C2 - Flexcan (flexcan1 and flexcan2 ports) - USDHC1 - UART (6 and 7 ports) - PWM (4 ports) - eCSPI3 Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico.dtsi | 183 ++++++++++++++++++++++++++++++ 1 file changed, 183 insertions(+) diff --git a/arch/arm/boot/dts/imx7d-pico.dtsi b/arch/arm/boot/dts/imx7d-pico.dtsi index 417f034fb354..3fd595a71202 100644 --- a/arch/arm/boot/dts/imx7d-pico.dtsi +++ b/arch/arm/boot/dts/imx7d-pico.dtsi @@ -78,6 +78,13 @@ assigned-clock-rates = <0>, <32768>; }; +&ecspi3 { + cs-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi3>; + status = "okay"; +}; + &fec1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_enet1>; @@ -103,6 +110,18 @@ }; }; +&flexcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_can1>; + status = "okay"; +}; + +&flexcan2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_can2>; + status = "okay"; +}; + &i2c1 { clock-frequency = <100000>; pinctrl-names = "default"; @@ -110,6 +129,12 @@ status = "okay"; }; +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + status = "okay"; +}; + &i2c4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c4>; @@ -215,6 +240,29 @@ status = "okay"; }; + +&pwm1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm1>; + status = "okay"; +}; + +&pwm2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm2>; + status = "okay"; +}; + +&pwm3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm3>; + status = "okay"; +}; + +&pwm4 { /* Backlight */ + status = "okay"; +}; + &uart5 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart5>; @@ -223,6 +271,24 @@ status = "okay"; }; +&uart6 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart6>; + assigned-clocks = <&clks IMX7D_UART6_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>; + uart-has-rtscts; + status = "okay"; +}; + +&uart7 { /* Bluetooth */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart7>; + assigned-clocks = <&clks IMX7D_UART7_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; + uart-has-rtscts; + status = "okay"; +}; + &usbotg1 { vbus-supply = <®_usb_otg1_vbus>; status = "okay"; @@ -234,6 +300,21 @@ status = "okay"; }; +&usdhc1 { + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>; + cd-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>; + bus-width = <4>; + tuning-step = <2>; + vmmc-supply = <®_3p3v>; + wakeup-source; + no-1-8-v; + keep-power-in-suspend; + status = "okay"; +}; + &usdhc2 { /* Wifi SDIO */ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc2 &pinctrl_wifi_clk>; @@ -268,6 +349,15 @@ }; &iomuxc { + pinctrl_ecspi3: ecspi3grp { + fsl,pins = < + MX7D_PAD_I2C1_SCL__ECSPI3_MISO 0x2 + MX7D_PAD_I2C1_SDA__ECSPI3_MOSI 0x2 + MX7D_PAD_I2C2_SCL__ECSPI3_SCLK 0x2 + MX7D_PAD_I2C2_SDA__GPIO4_IO11 0x14 + >; + }; + pinctrl_i2c1: i2c1grp { fsl,pins = < MX7D_PAD_UART1_TX_DATA__I2C1_SDA 0x4000007f @@ -275,6 +365,13 @@ >; }; + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX7D_PAD_UART2_TX_DATA__I2C2_SDA 0x4000007f + MX7D_PAD_UART2_RX_DATA__I2C2_SCL 0x4000007f + >; + }; + pinctrl_enet1: enet1grp { fsl,pins = < MX7D_PAD_SD2_CD_B__ENET1_MDIO 0x3 @@ -295,6 +392,20 @@ >; }; + pinctrl_can1: can1frp { + fsl,pins = < + MX7D_PAD_SAI1_RX_DATA__FLEXCAN1_RX 0x59 + MX7D_PAD_SAI1_TX_BCLK__FLEXCAN1_TX 0x59 + >; + }; + + pinctrl_can2: can2frp { + fsl,pins = < + MX7D_PAD_SAI1_TX_SYNC__FLEXCAN2_RX 0x59 + MX7D_PAD_SAI1_TX_DATA__FLEXCAN2_TX 0x59 + >; + }; + pinctrl_i2c4: i2c4grp { fsl,pins = < MX7D_PAD_SAI1_RX_BCLK__I2C4_SDA 0x4000007f @@ -302,6 +413,24 @@ >; }; + pinctrl_pwm1: pwm1 { + fsl,pins = < + MX7D_PAD_GPIO1_IO08__PWM1_OUT 0x7f + >; + }; + + pinctrl_pwm2: pwm2 { + fsl,pins = < + MX7D_PAD_GPIO1_IO09__PWM2_OUT 0x7f + >; + }; + + pinctrl_pwm3: pwm3 { + fsl,pins = < + MX7D_PAD_GPIO1_IO10__PWM3_OUT 0x7f + >; + }; + pinctrl_reg_wlreg_on: regregongrp { fsl,pins = < MX7D_PAD_ECSPI1_SCLK__GPIO4_IO16 0x59 @@ -324,12 +453,66 @@ >; }; + pinctrl_uart6: uart6grp { + fsl,pins = < + MX7D_PAD_EPDC_DATA08__UART6_DCE_RX 0x79 + MX7D_PAD_EPDC_DATA09__UART6_DCE_TX 0x79 + MX7D_PAD_EPDC_DATA10__UART6_DCE_RTS 0x79 + MX7D_PAD_EPDC_DATA11__UART6_DCE_CTS 0x79 + >; + }; + + pinctrl_uart7: uart7grp { + fsl,pins = < + MX7D_PAD_ECSPI2_MOSI__UART7_DCE_TX 0x79 + MX7D_PAD_ECSPI2_SCLK__UART7_DCE_RX 0x79 + MX7D_PAD_ECSPI2_SS0__UART7_DCE_CTS 0x79 + MX7D_PAD_ECSPI2_MISO__UART7_DCE_RTS 0x79 + >; + }; + pinctrl_usbotg1_pwr: usbotg_pwr { fsl,pins = < MX7D_PAD_UART3_TX_DATA__GPIO4_IO5 0x14 >; }; + pinctrl_usdhc1: usdhc1grp { + fsl,pins = < + MX7D_PAD_SD1_CMD__SD1_CMD 0x59 + MX7D_PAD_SD1_CLK__SD1_CLK 0x19 + MX7D_PAD_SD1_DATA0__SD1_DATA0 0x59 + MX7D_PAD_SD1_DATA1__SD1_DATA1 0x59 + MX7D_PAD_SD1_DATA2__SD1_DATA2 0x59 + MX7D_PAD_SD1_DATA3__SD1_DATA3 0x59 + MX7D_PAD_SD1_CD_B__GPIO5_IO0 0x15 + >; + }; + + pinctrl_usdhc1_100mhz: usdhc1grp_100mhz { + fsl,pins = < + MX7D_PAD_SD1_CMD__SD1_CMD 0x5a + MX7D_PAD_SD1_CLK__SD1_CLK 0x1a + MX7D_PAD_SD1_DATA0__SD1_DATA0 0x5a + MX7D_PAD_SD1_DATA1__SD1_DATA1 0x5a + MX7D_PAD_SD1_DATA2__SD1_DATA2 0x5a + MX7D_PAD_SD1_DATA3__SD1_DATA3 0x5a + MX7D_PAD_SD1_CD_B__GPIO5_IO0 0x15 + >; + }; + + pinctrl_usdhc1_200mhz: usdhc1grp_200mhz { + fsl,pins = < + MX7D_PAD_SD1_CMD__SD1_CMD 0x5b + MX7D_PAD_SD1_CLK__SD1_CLK 0x1b + MX7D_PAD_SD1_DATA0__SD1_DATA0 0x5b + MX7D_PAD_SD1_DATA1__SD1_DATA1 0x5b + MX7D_PAD_SD1_DATA2__SD1_DATA2 0x5b + MX7D_PAD_SD1_DATA3__SD1_DATA3 0x5b + MX7D_PAD_SD1_CD_B__GPIO5_IO0 0x15 + >; + }; + pinctrl_usdhc2: usdhc2grp { fsl,pins = < MX7D_PAD_SD2_CMD__SD2_CMD 0x59 From 9c77ba961ff2bca9ad0b158d0e23a76773c3eaf1 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:09:04 -0200 Subject: [PATCH 12/13] ARM: dts: imx7d-pico-pi: Extend peripherals support This adds following peripherals for the imx7d-pico-pi as: - LED - Touchscreen - GPIO Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx7d-pico-pi.dts | 56 +++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) diff --git a/arch/arm/boot/dts/imx7d-pico-pi.dts b/arch/arm/boot/dts/imx7d-pico-pi.dts index 039c17066fe0..70bea95c06d8 100644 --- a/arch/arm/boot/dts/imx7d-pico-pi.dts +++ b/arch/arm/boot/dts/imx7d-pico-pi.dts @@ -8,6 +8,17 @@ model = "TechNexion PICO-IMX7D Board and PI baseboard"; compatible = "technexion,imx7d-pico-pi", "fsl,imx7d"; + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_leds>; + + led { + label = "gpio-led"; + gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>; + }; + }; + sound { compatible = "simple-audio-card"; simple-audio-card,name = "imx7-sgtl5000"; @@ -35,3 +46,48 @@ VDDIO-supply = <®_vref_1v8>; }; }; + +&i2c4 { + polytouch: touchscreen@38 { + compatible = "edt,edt-ft5x06"; + reg = <0x38>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_touchscreen>; + interrupt-parent = <&gpio2>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + reset-gpios = <&gpio2 4 GPIO_ACTIVE_LOW>; + touchscreen-size-x = <800>; + touchscreen-size-y = <480>; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + pinctrl_hog: hoggrp { + fsl,pins = < + MX7D_PAD_EPDC_DATA00__GPIO2_IO0 0x14 + MX7D_PAD_EPDC_DATA01__GPIO2_IO1 0x14 + MX7D_PAD_EPDC_DATA02__GPIO2_IO2 0x14 + MX7D_PAD_EPDC_DATA03__GPIO2_IO3 0x14 + MX7D_PAD_EPDC_DATA05__GPIO2_IO5 0x14 + MX7D_PAD_EPDC_DATA12__GPIO2_IO12 0x14 + MX7D_PAD_EPDC_DATA07__GPIO2_IO7 0x14 + >; + }; + + pinctrl_gpio_leds: gpioledsgrp { + fsl,pins = < + MX7D_PAD_EPDC_DATA06__GPIO2_IO6 0x14 + >; + }; + + pinctrl_touchscreen: touchscreengrp { + fsl,pins = < + MX7D_PAD_EPDC_DATA04__GPIO2_IO4 0x14 + MX7D_PAD_EPDC_DATA13__GPIO2_IO13 0x14 + >; + }; + +}; From 7f68ffe0617b44fe189271701f6443beb23907ad Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Thu, 6 Dec 2018 08:09:05 -0200 Subject: [PATCH 13/13] ARM: dts: imx7d-pico: Add the imx7d-pico-hobbit variant The imx7d-pico-hobbit contains a imx7d-pico SoM and a hobbit baseboard. Add support for it. Signed-off-by: Fabio Estevam Signed-off-by: Otavio Salvador Signed-off-by: Shawn Guo --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx7d-pico-hobbit.dts | 105 ++++++++++++++++++++++++ 2 files changed, 106 insertions(+) create mode 100644 arch/arm/boot/dts/imx7d-pico-hobbit.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 1d6d916c2195..5c7dc0b4aaa8 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -572,6 +572,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \ imx7d-colibri-emmc-eval-v3.dtb \ imx7d-colibri-eval-v3.dtb \ imx7d-nitrogen7.dtb \ + imx7d-pico-hobbit.dtb \ imx7d-pico-pi.dtb \ imx7d-sbc-imx7.dtb \ imx7d-sdb.dtb \ diff --git a/arch/arm/boot/dts/imx7d-pico-hobbit.dts b/arch/arm/boot/dts/imx7d-pico-hobbit.dts new file mode 100644 index 000000000000..7b2198a9372c --- /dev/null +++ b/arch/arm/boot/dts/imx7d-pico-hobbit.dts @@ -0,0 +1,105 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +// +// Copyright 2017 NXP + +#include "imx7d-pico.dtsi" + +/ { + model = "TechNexion PICO-IMX7D Board using Hobbit baseboard"; + compatible = "technexion,imx7d-pico-hobbit", "fsl,imx7d"; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_leds>; + + led { + label = "gpio-led"; + gpios = <&gpio2 13 GPIO_ACTIVE_HIGH>; + }; + }; + + sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "imx7-sgtl5000"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&dailink_master>; + simple-audio-card,frame-master = <&dailink_master>; + simple-audio-card,cpu { + sound-dai = <&sai1>; + }; + + dailink_master: simple-audio-card,codec { + sound-dai = <&sgtl5000>; + clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>; + }; + }; +}; + +&i2c1 { + sgtl5000: codec@a { + #sound-dai-cells = <0>; + reg = <0x0a>; + compatible = "fsl,sgtl5000"; + clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>; + VDDA-supply = <®_2p5v>; + VDDIO-supply = <®_vref_1v8>; + }; +}; + +&i2c4 { + status = "okay"; + + adc081c: adc@50 { + compatible = "ti,adc081c"; + reg = <0x50>; + vref-supply = <®_3p3v>; + }; +}; + +&ecspi3 { + ads7846@0 { + reg = <0>; + compatible = "ti,ads7846"; + interrupt-parent = <&gpio2>; + interrupts = <7 0>; + spi-max-frequency = <1000000>; + pendown-gpio = <&gpio2 7 0>; + vcc-supply = <®_3p3v>; + ti,x-min = /bits/ 16 <0>; + ti,x-max = /bits/ 16 <4095>; + ti,y-min = /bits/ 16 <0>; + ti,y-max = /bits/ 16 <4095>; + ti,pressure-max = /bits/ 16 <1024>; + ti,x-plate-ohms = /bits/ 16 <90>; + ti,y-plate-ohms = /bits/ 16 <90>; + ti,debounce-max = /bits/ 16 <70>; + ti,debounce-tol = /bits/ 16 <3>; + ti,debounce-rep = /bits/ 16 <2>; + ti,settle-delay-usec = /bits/ 16 <150>; + wakeup-source; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + pinctrl_hog: hoggrp { + fsl,pins = < + MX7D_PAD_EPDC_DATA00__GPIO2_IO0 0x14 + MX7D_PAD_EPDC_DATA01__GPIO2_IO1 0x14 + MX7D_PAD_EPDC_DATA02__GPIO2_IO2 0x14 + MX7D_PAD_EPDC_DATA03__GPIO2_IO3 0x14 + MX7D_PAD_EPDC_DATA05__GPIO2_IO5 0x14 + MX7D_PAD_EPDC_DATA12__GPIO2_IO12 0x14 + MX7D_PAD_EPDC_DATA07__GPIO2_IO7 0x14 + >; + }; + + pinctrl_gpio_leds: gpioledsgrp { + fsl,pins = < + MX7D_PAD_EPDC_DATA13__GPIO2_IO13 0x14 + >; + }; +};