ARM: dts: mxs: Add SanDisk Sansa Fuze+ support

Add support for this small MP3 player based on STMP3780 (rev.3).
Currently supported are both external microSD and internal SD-NAND
bridge, PWM and USB gadget.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 1235934..5ead787 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -416,6 +416,7 @@ dtb-$(CONFIG_SOC_VF610) += \
 dtb-$(CONFIG_ARCH_MXS) += \
        imx23-evk.dtb \
        imx23-olinuxino.dtb \
+       imx23-sansa.dtb \
        imx23-stmp378x_devb.dtb \
        imx23-xfi3.dtb \
        imx28-apf28.dtb \

diff --git a/arch/arm/boot/dts/imx23-sansa.dts b/arch/arm/boot/dts/imx23-sansa.dts
new file mode 100644 (file)
index 0000000..4ec32f4
--- /dev/null
+++ b/arch/arm/boot/dts/imx23-sansa.dts
@@ -0,0 +1,207 @@
+/*
+ * Copyright (C) 2013-2016 Marek Vasut <marek.vasut@gmail.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 "imx23.dtsi"
+
+/ {
+       model = "SanDisk Sansa Fuze+";
+       compatible = "sandisk,sansa_fuze_plus", "fsl,imx23";
+
+       memory {
+               reg = <0x40000000 0x04000000>;
+       };
+
+       apb@80000000 {
+               apbh@80000000 {
+                       ssp0: ssp@80010000 {
+                               compatible = "fsl,imx23-mmc";
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>;
+                               bus-width = <4>;
+                               vmmc-supply = <&reg_vddio_sd0>;
+                               cd-inverted;
+                               status = "okay";
+                       };
+
+                       ssp1: ssp@80034000 {
+                               compatible = "fsl,imx23-mmc";
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&mmc1_8bit_pins_a>;
+                               bus-width = <8>;
+                               vmmc-supply = <&reg_vddio_sd1>;
+                               non-removable;
+                               status = "okay";
+                       };
+
+                       pinctrl@80018000 {
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&hog_pins_a>;
+
+                               hog_pins_a: hog@0 {
+                                       reg = <0>;
+                                       fsl,pinmux-ids = <
+                                               MX23_PAD_GPMI_D08__GPIO_0_8
+                                               MX23_PAD_PWM3__GPIO_1_29
+                                               MX23_PAD_AUART1_RTS__GPIO_0_27
+                                               MX23_PAD_AUART1_CTS__GPIO_0_26
+                                               MX23_PAD_I2C_SCL__I2C_SCL
+                                               MX23_PAD_I2C_SDA__I2C_SDA
+                                               MX23_PAD_LCD_DOTCK__GPIO_1_22
+                                               MX23_PAD_LCD_HSYNC__GPIO_1_24
+                                               MX23_PAD_PWM3__GPIO_1_29
+                                       >;
+                                       fsl,drive-strength = <0>;
+                                       fsl,voltage = <1>;
+                                       fsl,pull-up = <0>;
+                               };
+                       };
+               };
+
+               apbx@80040000 {
+                       pwm: pwm@80064000 {
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&pwm2_pins_a>;
+                               status = "okay";
+                       };
+
+                       duart: serial@80070000 {
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&duart_pins_a>;
+                               status = "okay";
+                       };
+
+                       usbphy0: usbphy@8007c000 {
+                               status = "okay";
+                       };
+
+                       lradc@80050000 {
+                               status = "okay";
+                       };
+               };
+       };
+
+       ahb@80080000 {
+               usb0: usb@80080000 {
+                       dr_mode = "peripheral";
+                       status = "okay";
+               };
+       };
+
+       reg_vddio_sd0: regulator-vddio-sd0 {
+               compatible = "regulator-fixed";
+               regulator-name = "vddio-sd0";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio0 8 0>;
+       };
+
+       reg_vddio_sd1: regulator-vddio-sd1 {
+               compatible = "regulator-fixed";
+               regulator-name = "vddio-sd1";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio1 29 0>;
+       };
+
+       reg_vdd_touchpad: regulator-vdd-touchpad0 {
+               compatible = "regulator-fixed";
+               regulator-name = "vdd-touchpad0";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio0 26 0>;
+               regulator-always-on;
+               enable-active-low;
+       };
+
+       reg_vdd_tuner: regulator-vdd-tuner0 {
+               compatible = "regulator-fixed";
+               regulator-name = "vdd-tuner0";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio0 29 0>;
+               regulator-always-on;
+               enable-active-low;
+       };
+
+       backlight {
+               compatible = "pwm-backlight";
+               pwms = <&pwm 2 5000000>;
+               brightness-levels = <0 4 8 16 32 64 128 255>;
+               default-brightness-level = <6>;
+       };
+
+       i2c-0 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "i2c-gpio";
+               gpios = <
+                       &gpio1 24 0             /* SDA */
+                       &gpio1 22 0             /* SCL */
+               >;
+               i2c-gpio,delay-us = <2>;        /* ~100 kHz */
+       };
+
+       i2c-1 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "i2c-gpio";
+               gpios = <
+                       &gpio0 31 0             /* SDA */
+                       &gpio0 30 0             /* SCL */
+               >;
+               i2c-gpio,delay-us = <2>;        /* ~100 kHz */
+
+               touch: touch@20 {
+                       compatible = "synaptics,synaptics_i2c";
+                       reg = <0x20>;
+               };
+
+               eeprom: eeprom@50 {
+                       compatible = "atmel,24c64";
+                       reg = <0x50>;
+                       pagesize = <32>;
+               };
+       };
+
+};