From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Goede Date: Fri, 14 Aug 2015 16:55:37 +0200 Subject: [U-Boot] [PATCH 2/2] sunxi: Add support for gt90h-v4 tablets In-Reply-To: <1439563954-18287-2-git-send-email-hdegoede@redhat.com> References: <1439563954-18287-1-git-send-email-hdegoede@redhat.com> <1439563954-18287-2-git-send-email-hdegoede@redhat.com> Message-ID: <55CE0169.8050405@redhat.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, On 14-08-15 16:52, Hans de Goede wrote: > The gt90h is a pcb found in generic 9" tablets with an A23 soc, 1G RAM > and 8G nand, rtl8723as usb wifi, 1 micro usb port and 1 micro sd slot. > > The pmic setup on this board is somewhat special, dcdc2 MUST be set > to 1.1V instead of the usual 1.2V otherwise the board is very unstable. > aldo1 is used to power the micro sd slot, dldo1 is used for wifi. > > This commit adds a defconfig + dts (as submitted to the kernel) for > the gt90h-v4 pcb. > > Signed-off-by: Hans de Goede > --- > arch/arm/dts/Makefile | 1 + > arch/arm/dts/sun8i-a23-gt90h-v4.dts | 145 ++++++++++++++++++++++++++++++++++++ > configs/gt90h_v4_defconfig | 26 +++++++ > 3 files changed, 172 insertions(+) > create mode 100644 arch/arm/dts/sun8i-a23-gt90h-v4.dts > create mode 100644 configs/gt90h_v4_defconfig Gah, and I've forgotten about updating MAINTAINERS again, fixed in my personal tree. Regards, Hans > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index d9a2f5f..a9ad4e7 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -133,6 +133,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \ > sun7i-a20-yones-toptech-bd1078.dtb > dtb-$(CONFIG_MACH_SUN8I_A23) += \ > sun8i-a23-evb.dtb \ > + sun8i-a23-gt90h-v4.dtb \ > sun8i-a23-ippo-q8h-v5.dtb \ > sun8i-a23-ippo-q8h-v1.2.dtb > dtb-$(CONFIG_MACH_SUN8I_A33) += \ > diff --git a/arch/arm/dts/sun8i-a23-gt90h-v4.dts b/arch/arm/dts/sun8i-a23-gt90h-v4.dts > new file mode 100644 > index 0000000..1aeb06c > --- /dev/null > +++ b/arch/arm/dts/sun8i-a23-gt90h-v4.dts > @@ -0,0 +1,145 @@ > +/* > + * Copyright 2015 Hans de Goede > + * > + * 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 "sun8i-a23.dtsi" > +#include "sunxi-common-regulators.dtsi" > + > +#include > +#include > +#include > + > +/ { > + model = "Allwinner GT90H Quad Core Tablet (v4)"; > + compatible = "allwinner,gt90h-v4", "allwinner,sun8i-a33"; > + > + aliases { > + serial0 = &r_uart; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > +}; > + > +&ehci0 { > + status = "okay"; > +}; > + > +&i2c0 { > + pinctrl-names = "default"; > + pinctrl-0 = <&i2c0_pins_a>; > + status = "okay"; > +}; > + > +&i2c1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&i2c1_pins_a>; > + status = "okay"; > +}; > + > +&lradc { > + vref-supply = <®_vcc3v0>; > + status = "okay"; > + > + button at 200 { > + label = "Volume Up"; > + linux,code = ; > + channel = <0>; > + voltage = <200000>; > + }; > + > + button at 400 { > + label = "Volume Down"; > + linux,code = ; > + channel = <0>; > + voltage = <400000>; > + }; > + > + button at 600 { > + label = "Back"; > + linux,code = ; > + channel = <0>; > + voltage = <600000>; > + }; > +}; > + > +&mmc0 { > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gt90h>; > + /* FIXME this really is aldo1, correct once we've pmic support */ > + vmmc-supply = <®_vcc3v0>; > + bus-width = <4>; > + cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ > + cd-inverted; > + status = "okay"; > +}; > + > +&pio { > + mmc0_cd_pin_gt90h: mmc0_cd_pin at 0 { > + allwinner,pins = "PB4"; > + allwinner,function = "gpio_in"; > + allwinner,drive = ; > + allwinner,pull = ; > + }; > +}; > + > +&r_uart { > + pinctrl-names = "default"; > + pinctrl-0 = <&r_uart_pins_a>; > + status = "okay"; > +}; > + > +/* > + * FIXME for now we only support host mode and rely on u-boot to have > + * turned on Vbus which is controlled by the axp223 pmic on the board. > + * > + * Once we have axp223 support we should switch to fully supporting otg. > + */ > +&usb_otg { > + dr_mode = "host"; > + status = "okay"; > +}; > + > +&usbphy { > + status = "okay"; > +}; > diff --git a/configs/gt90h_v4_defconfig b/configs/gt90h_v4_defconfig > new file mode 100644 > index 0000000..3b72dc2 > --- /dev/null > +++ b/configs/gt90h_v4_defconfig > @@ -0,0 +1,26 @@ > +CONFIG_ARM=y > +CONFIG_ARCH_SUNXI=y > +CONFIG_MACH_SUN8I_A23=y > +CONFIG_DRAM_CLK=480 > +CONFIG_DRAM_ZQ=32767 > +CONFIG_MMC0_CD_PIN="PB4" > +CONFIG_USB0_VBUS_PIN="AXP0-VBUS-ENABLE" > +CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT" > +CONFIG_USB0_ID_DET="PH8" > +CONFIG_AXP_GPIO=y > +CONFIG_VIDEO_LCD_MODE="x:1024,y:600,depth:18,pclk_khz:55000,le:159,ri:160,up:22,lo:12,hs:1,vs:1,sync:3,vmode:0" > +CONFIG_VIDEO_LCD_DCLK_PHASE=0 > +CONFIG_VIDEO_LCD_POWER="PH7" > +CONFIG_VIDEO_LCD_BL_EN="PH6" > +CONFIG_VIDEO_LCD_BL_PWM="PH0" > +CONFIG_USB_MUSB_HOST=y > +CONFIG_DEFAULT_DEVICE_TREE="sun8i-a23-gt90h-v4" > +# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set > +CONFIG_SPL=y > +CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=5" > +# CONFIG_CMD_IMLS is not set > +# CONFIG_CMD_FLASH is not set > +# CONFIG_CMD_FPGA is not set > +CONFIG_AXP221_DCDC2_VOLT=1100 > +CONFIG_AXP221_DLDO1_VOLT=3300 > +CONFIG_AXP221_ALDO1_VOLT=3000 >