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linux/0001-giantboard-support.patch
From 464918cf7157d6e84333a61da107de0233b59a9e Mon Sep 17 00:00:00 2001
From: Justin Schneck <jschneck@mac.com>
Date: Tue, 2 Jun 2020 00:14:05 -0400
Subject: [PATCH] giantboard support
---
.../arm/boot/dts/at91-sama5d27_giantboard.dts | 353 ++++++++++++++++++
.../boot/dts/at91-sama5d27_giantboard.dtsi | 67 ++++
2 files changed, 420 insertions(+)
create mode 100644 arch/arm/boot/dts/at91-sama5d27_giantboard.dts
create mode 100644 arch/arm/boot/dts/at91-sama5d27_giantboard.dtsi
diff --git a/arch/arm/boot/dts/at91-sama5d27_giantboard.dts b/arch/arm/boot/dts/at91-sama5d27_giantboard.dts
new file mode 100644
index 000000000..132d5fee3
--- /dev/null
+++ b/arch/arm/boot/dts/at91-sama5d27_giantboard.dts
@@ -0,0 +1,353 @@
+/*
+ * at91-sama5d27_giantboard.dts - Device Tree file for SAMA5D27 Giant Board
+ *
+ * Copyright (c) 2017, Microchip Technology Inc.
+ * 2016 Nicolas Ferre <nicolas.ferre@atmel.com>
+ * 2017 Cristian Birsan <cristian.birsan@microchip.com>
+ * 2017 Claudiu Beznea <claudiu.beznea@microchip.com>
+ *
+ * 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.
+ */
+/dts-v1/;
+#include "at91-sama5d27_giantboard.dtsi"
+#include <dt-bindings/mfd/atmel-flexcom.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/regulator/active-semi,8945a-regulator.h>
+
+/ {
+ model = "Giant Board";
+ compatible = "atmel,sama5d27-som1-ek", "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ ahb {
+
+ usb0: gadget@300000 {
+ status = "okay";
+ };
+
+ usb1: ohci@400000 {
+ num-ports = <3>;
+ status = "okay";
+ };
+
+ usb2: ehci@500000 {
+ status = "okay";
+ };
+
+ sdmmc1: sdio-host@b0000000 {
+ bus-width = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sdmmc1_default>;
+ status = "okay";
+ };
+
+ apb {
+
+ spi0: spi@f8000000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spi0_default>;
+ status = "disabled";
+ };
+
+ uart1: serial@f8020000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1_default>;
+ atmel,use-dma-rx;
+ atmel,use-dma-tx;
+ status = "okay";
+ };
+
+ flx4: flexcom@fc018000 {
+ status = "disabled";
+ };
+
+ shdwc@f8048010 {
+ atmel,shdwc-debouncer = <976>;
+ atmel,wakeup-rtc-timer;
+
+ input@0 {
+ reg = <0>;
+ atmel,wakeup-type = "low";
+ };
+ };
+
+ watchdog@f8048040 {
+ status = "okay";
+ };
+
+ i2s0: i2s@f8050000 {
+ status = "disabled";
+ };
+
+ i2c0: i2c@f8028000 {
+ dmas = <0>, <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c0_default>;
+ status = "disabled";
+ };
+
+ i2c1: i2c@fc028000 {
+ dmas = <0>, <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1_default>;
+ i2c-sda-hold-time-ns = <350>;
+ status = "okay";
+
+ pmic@5b {
+ compatible = "active-semi,act8945a";
+ reg = <0x5b>;
+ active-semi,vsel-low;
+ status = "okay";
+
+ regulators {
+
+ vdd_1v8_reg: REG_DCDC1 {
+ regulator-name = "VDD_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-min-microvolt=<1850000>;
+ regulator-suspend-max-microvolt=<1850000>;
+ regulator-changeable-in-suspend;
+ regulator-mode=<ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ };
+ };
+
+ vdd_1v2_reg: REG_DCDC2 {
+ regulator-name = "VDD_1V2";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
+ regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_3v3_reg: REG_DCDC3 {
+ regulator-name = "VDD_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
+ regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_fuse_reg: REG_LDO1 {
+ regulator-name = "VDD_FUSE";
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
+ regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_3v3_lp_reg: REG_LDO2 {
+ regulator-name = "VDD_3V3_LP";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
+ regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_led_reg: REG_LDO3 {
+ regulator-name = "VDD_LED";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
+ regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_sdhc_1v8_reg: REG_LDO4 {
+ regulator-name = "VDD_SDHC_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
+ <ACT8945A_REGULATOR_MODE_LOWPOWER>;
+ regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
+ regulator-always-on;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+ };
+
+ charger {
+ compatible = "active-semi,act8945a-charger";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
+ interrupt-parent = <&pioA>;
+ interrupts = <PIN_PB13 IRQ_TYPE_EDGE_RISING>;
+
+ active-semi,chglev-gpios = <&pioA PIN_PA12 GPIO_ACTIVE_HIGH>;
+ active-semi,lbo-gpios = <&pioA PIN_PC8 GPIO_ACTIVE_LOW>;
+ active-semi,input-voltage-threshold-microvolt = <6600>;
+ active-semi,precondition-timeout = <40>;
+ active-semi,total-timeout = <3>;
+ status = "okay";
+ };
+ };
+ };
+
+ adc: adc@fc030000 {
+ vddana-supply = <&vdd_3v3_reg>;
+ vref-supply = <&vdd_3v3_reg>;
+ status = "disabled";
+ };
+
+ pwm0: pwm@f802c000 {
+ status = "disabled";
+ };
+
+ pinctrl@fc038000 {
+
+ pinctrl_i2c0_default: i2c0_default {
+ pinmux = <PIN_PB31__TWD0>,
+ <PIN_PC0__TWCK0>;
+ bias-disable;
+ };
+
+ pinctrl_i2c1_default: i2c1_default {
+ pinmux = <PIN_PD4__TWD1>,
+ <PIN_PD5__TWCK1>;
+ bias-disable;
+ };
+
+ pinctrl_led_gpio_default: led_gpio_default {
+ pinmux = <PIN_PA6__GPIO>;
+ bias-pull-down;
+ };
+
+ pinctrl_sdmmc1_default: sdmmc1_default {
+ cmd_data {
+ pinmux = <PIN_PA28__SDMMC1_CMD>,
+ <PIN_PA18__SDMMC1_DAT0>,
+ <PIN_PA19__SDMMC1_DAT1>,
+ <PIN_PA20__SDMMC1_DAT2>,
+ <PIN_PA21__SDMMC1_DAT3>;
+ bias-pull-up;
+ };
+
+ conf-ck_cd {
+ pinmux = <PIN_PA22__SDMMC1_CK>,
+ <PIN_PA30__SDMMC1_CD>;
+ bias-disable;
+ };
+ };
+
+ pinctrl_spi0_default: spi0_default {
+ pinmux = <PIN_PA14__SPI0_SPCK>,
+ <PIN_PA15__SPI0_MOSI>,
+ <PIN_PA16__SPI0_MISO>;
+ bias-disable;
+ };
+
+ pinctrl_uart1_default: uart1_default {
+ pinmux = <PIN_PD2__URXD1>,
+ <PIN_PD3__UTXD1>;
+ bias-disable;
+ };
+
+ pinctrl_charger_chglev: charger_chglev {
+ pinmux = <PIN_PA12__GPIO>;
+ bias-disable;
+ };
+
+ pinctrl_charger_irq: charger_irq {
+ pinmux = <PIN_PB13__GPIO>;
+ bias-disable;
+ };
+
+ pinctrl_charger_lbo: charger_lbo {
+ pinmux = <PIN_PC8__GPIO>;
+ bias-pull-up;
+ };
+ };
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_led_gpio_default>;
+ status = "okay";
+
+ orange {
+ label = "orange";
+ gpios = <&pioA PIN_PA6 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "mmc0";
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/at91-sama5d27_giantboard.dtsi b/arch/arm/boot/dts/at91-sama5d27_giantboard.dtsi
new file mode 100644
index 000000000..2532740cd
--- /dev/null
+++ b/arch/arm/boot/dts/at91-sama5d27_giantboard.dtsi
@@ -0,0 +1,67 @@
+/*
+ * at91-sama5d27_som1.dtsi - Device Tree file for SAMA5D27 SoM1 board
+ *
+ * Copyright (c) 2017, Microchip Technology Inc.
+ * 2017 Cristian Birsan <cristian.birsan@microchip.com>
+ * 2017 Claudiu Beznea <claudiu.beznea@microchip.com>
+ *
+ * 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 "sama5d2.dtsi"
+#include "sama5d2-pinfunc.h"
+
+/ {
+ model = "Giant Board";
+ compatible = "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
+
+ clocks {
+ slow_xtal {
+ clock-frequency = <32768>;
+ };
+
+ main_xtal {
+ clock-frequency = <24000000>;
+ };
+ };
+
+ ahb {
+ apb {
+ };
+ };
+};
--
2.25.1