ARM: dts: imx7s-warp: Add initial support

Add the initial support for the Warp7 board.

For more information about this reference design, please visit:

https://www.element14.com/community/docs/DOC-79058/l/warp-7-the-next-generation-wearable-reference-platform

Signed-off-by: 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 faacd52370d24061e705d4e97785c254cf147f8c..98c4b9d6ba9c6acc50d7eba3fdf4553d4f14d5e0 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -417,7 +417,8 @@ dtb-$(CONFIG_SOC_IMX7D) += \
        imx7d-nitrogen7.dtb \
        imx7d-sbc-imx7.dtb \
        imx7d-sdb.dtb \
-       imx7s-colibri-eval-v3.dtb
+       imx7s-colibri-eval-v3.dtb \
+       imx7s-warp.dtb
 dtb-$(CONFIG_SOC_LS1021A) += \
        ls1021a-qds.dtb \
        ls1021a-twr.dtb

diff --git a/arch/arm/boot/dts/imx7s-warp.dts b/arch/arm/boot/dts/imx7s-warp.dts
new file mode 100644 (file)
index 0000000..e318c98
--- /dev/null
+++ b/arch/arm/boot/dts/imx7s-warp.dts
@@ -0,0 +1,246 @@
+/*
+ * Copyright (C) 2016 NXP Semiconductors.
+ * Author: Fabio Estevam <fabio.estevam@nxp.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 <dt-bindings/input/input.h>
+#include "imx7s.dtsi"
+
+/ {
+       model = "Warp i.MX7 Board";
+       compatible = "warp,imx7s-warp", "fsl,imx7s";
+
+       memory {
+               reg = <0x80000000 0x20000000>;
+       };
+};
+
+&cpu0 {
+       arm-supply = <&sw1a_reg>;
+};
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       status = "okay";
+
+       pmic: pfuze3000@08 {
+               compatible = "fsl,pfuze3000";
+               reg = <0x08>;
+
+               regulators {
+                       sw1a_reg: sw1a {
+                               regulator-min-microvolt = <700000>;
+                               regulator-max-microvolt = <1475000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <6250>;
+                       };
+
+                       /* use sw1c_reg to align with pfuze100/pfuze200 */
+                       sw1c_reg: sw1b {
+                               regulator-min-microvolt = <700000>;
+                               regulator-max-microvolt = <1475000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <6250>;
+                       };
+
+                       sw2_reg: sw2 {
+                               regulator-min-microvolt = <1500000>;
+                               regulator-max-microvolt = <1850000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       sw3a_reg: sw3 {
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <1650000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       swbst_reg: swbst {
+                               regulator-min-microvolt = <5000000>;
+                               regulator-max-microvolt = <5150000>;
+                       };
+
+                       snvs_reg: vsnvs {
+                               regulator-min-microvolt = <1000000>;
+                               regulator-max-microvolt = <3000000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       vref_reg: vrefddr {
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       vgen1_reg: vldo1 {
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vgen2_reg: vldo2 {
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1550000>;
+                       };
+
+                       vgen3_reg: vccsd {
+                               regulator-min-microvolt = <2850000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vgen4_reg: v33 {
+                               regulator-min-microvolt = <2850000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vgen5_reg: vldo3 {
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vgen6_reg: vldo4 {
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
+&uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+       assigned-clocks = <&clks IMX7D_UART1_ROOT_SRC>;
+       assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>;
+       status = "okay";
+};
+
+&usbotg1 {
+       dr_mode = "peripheral";
+       status = "okay";
+};
+
+&usdhc3 {
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc3>;
+       pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+       assigned-clocks = <&clks IMX7D_USDHC3_ROOT_CLK>;
+       assigned-clock-rates = <400000000>;
+       bus-width = <8>;
+       fsl,tuning-step = <2>;
+       non-removable;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl_i2c1: i2c1grp {
+               fsl,pins = <
+                       MX7D_PAD_I2C1_SDA__I2C1_SDA             0x4000007f
+                       MX7D_PAD_I2C1_SCL__I2C1_SCL             0x4000007f
+               >;
+       };
+
+       pinctrl_uart1: uart1grp {
+               fsl,pins = <
+                       MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX    0x79
+                       MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX    0x79
+               >;
+       };
+
+       pinctrl_usdhc3: usdhc3grp {
+               fsl,pins = <
+                       MX7D_PAD_SD3_CMD__SD3_CMD               0x59
+                       MX7D_PAD_SD3_CLK__SD3_CLK               0x19
+                       MX7D_PAD_SD3_DATA0__SD3_DATA0           0x59
+                       MX7D_PAD_SD3_DATA1__SD3_DATA1           0x59
+                       MX7D_PAD_SD3_DATA2__SD3_DATA2           0x59
+                       MX7D_PAD_SD3_DATA3__SD3_DATA3           0x59
+                       MX7D_PAD_SD3_DATA4__SD3_DATA4           0x59
+                       MX7D_PAD_SD3_DATA5__SD3_DATA5           0x59
+                       MX7D_PAD_SD3_DATA6__SD3_DATA6           0x59
+                       MX7D_PAD_SD3_DATA7__SD3_DATA7           0x59
+                       MX7D_PAD_SD3_RESET_B__SD3_RESET_B       0x19
+               >;
+       };
+
+       pinctrl_usdhc3_100mhz: usdhc3grp_100mhz {
+               fsl,pins = <
+                       MX7D_PAD_SD3_CMD__SD3_CMD               0x5a
+                       MX7D_PAD_SD3_CLK__SD3_CLK               0x1a
+                       MX7D_PAD_SD3_DATA0__SD3_DATA0           0x5a
+                       MX7D_PAD_SD3_DATA1__SD3_DATA1           0x5a
+                       MX7D_PAD_SD3_DATA2__SD3_DATA2           0x5a
+                       MX7D_PAD_SD3_DATA3__SD3_DATA3           0x5a
+                       MX7D_PAD_SD3_DATA4__SD3_DATA4           0x5a
+                       MX7D_PAD_SD3_DATA5__SD3_DATA5           0x5a
+                       MX7D_PAD_SD3_DATA6__SD3_DATA6           0x5a
+                       MX7D_PAD_SD3_DATA7__SD3_DATA7           0x5a
+                       MX7D_PAD_SD3_RESET_B__SD3_RESET_B       0x1a
+               >;
+       };
+
+       pinctrl_usdhc3_200mhz: usdhc3grp_200mhz {
+               fsl,pins = <
+                       MX7D_PAD_SD3_CMD__SD3_CMD               0x5b
+                       MX7D_PAD_SD3_CLK__SD3_CLK               0x1b
+                       MX7D_PAD_SD3_DATA0__SD3_DATA0           0x5b
+                       MX7D_PAD_SD3_DATA1__SD3_DATA1           0x5b
+                       MX7D_PAD_SD3_DATA2__SD3_DATA2           0x5b
+                       MX7D_PAD_SD3_DATA3__SD3_DATA3           0x5b
+                       MX7D_PAD_SD3_DATA4__SD3_DATA4           0x5b
+                       MX7D_PAD_SD3_DATA5__SD3_DATA5           0x5b
+                       MX7D_PAD_SD3_DATA6__SD3_DATA6           0x5b
+                       MX7D_PAD_SD3_DATA7__SD3_DATA7           0x5b
+                       MX7D_PAD_SD3_RESET_B__SD3_RESET_B       0x1b
+               >;
+       };
+};