On Sat, Sep 29, 2018 at 04:45:53PM -0700, Vagrant Cascadian wrote: > From: Vasily Khoruzhick <anars...@gmail.com> > > Pinebook is a laptop produced by Pine64, with USB-connected keyboard, > USB-connected touchpad and an eDP LCD panel connected via a RGB-eDP > bridge from Analogix. > > Signed-off-by: Icenowy Zheng <icen...@aosc.xyz> > Signed-off-by: Vasily Khoruzhick <anars...@gmail.com> > > Signed-off-by: Vagrant Cascadian <vagr...@debian.org> > --- > > arch/arm/dts/Makefile | 3 +- > arch/arm/dts/sun50i-a64-pinebook.dts | 99 > ++++++++++++++++++++++++++++++++++++ > configs/pinebook_defconfig | 32 ++++++++++++ > 3 files changed, 133 insertions(+), 1 deletion(-) > create mode 100644 arch/arm/dts/sun50i-a64-pinebook.dts > create mode 100644 configs/pinebook_defconfig > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index 44ebc50bfa..1bb5d0d47e 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -403,7 +403,8 @@ dtb-$(CONFIG_MACH_SUN50I) += \ > sun50i-a64-orangepi-win.dtb \ > sun50i-a64-pine64-plus.dtb \ > sun50i-a64-pine64.dtb \ > - sun50i-a64-sopine-baseboard.dtb > + sun50i-a64-sopine-baseboard.dtb \ > + sun50i-a64-pinebook.dtb
You should keep them sorted alphabetically.
> dtb-$(CONFIG_MACH_SUN9I) += \
> sun9i-a80-optimus.dtb \
> sun9i-a80-cubieboard4.dtb \
> diff --git a/arch/arm/dts/sun50i-a64-pinebook.dts
> b/arch/arm/dts/sun50i-a64-pinebook.dts
> new file mode 100644
> index 0000000000..48bee4cc7f
> --- /dev/null
> +++ b/arch/arm/dts/sun50i-a64-pinebook.dts
> @@ -0,0 +1,99 @@
> +/*
> + * Copyright (c) 2016 ARM Ltd.
> + *
> + * 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 library 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 library 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/pwm/pwm.h>
> +#include "sun50i-a64-pine64.dts"
> +
> +/ {
> + model = "Pinebook";
> + compatible = "pine64,pinebook", "allwinner,sun50i-a64";
> +
> + aliases {
> + serial0 = &uart0;
> + i2c0 = "/i2c@1f02400";
> + };
> +
> + vdd_bl: regulator@0 {
> + compatible = "regulator-fixed";
> + regulator-name = "bl-3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
> + enable-active-high;
> + };
> +
> +
> + backlight: backlight {
> + compatible = "pwm-backlight";
> + pwms = <&pwm 0 50000 0>;
> + brightness-levels = <0 10 20 30 40 50 60 70 100>;
> + default-brightness-level = <3>;
> + enable-gpios = <&pio 3 23 GPIO_ACTIVE_HIGH>; /* PD23 */
> + power-supply = <&vdd_bl>;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory {
> + reg = <0x40000000 0x40000000>;
> + };
> +};
> +
> +&pwm {
> + status = "okay";
> +};
> +
> +&r_i2c {
> + pinctrl-names = "default";
> + pinctrl-0 = <&r_i2c_pins_a>;
> + status = "okay";
> + anx6345: edp-bridge@38 {
> + compatible = "analogix,anx6345";
> + reg = <0x38>;
> + reset-gpios = <&pio 3 24 GPIO_ACTIVE_LOW>; /* PD24 */
> + status = "okay";
> + };
> +};
I'm not sure why that DT is that different from the one we have in
Linux. Ideally, they should be identical.
> diff --git a/configs/pinebook_defconfig b/configs/pinebook_defconfig
> new file mode 100644
> index 0000000000..15d0f50c41
> --- /dev/null
> +++ b/configs/pinebook_defconfig
> @@ -0,0 +1,32 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_SUNXI=y
> +CONFIG_SPL=y
> +CONFIG_MACH_SUN50I=y
> +CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
> +CONFIG_SUNXI_DRAM_LPDDR3_STOCK=y
> +CONFIG_DRAM_CLK=552
> +CONFIG_DRAM_ZQ=3881949
> +CONFIG_MMC_SUNXI_SLOT_EXTRA=2
> +CONFIG_R_I2C_ENABLE=y
> +# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
> +# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
> +# CONFIG_SPL_LEGACY_IMAGE_SUPPORT is not set
> +CONFIG_CMD_POWEROFF=y
So the way we deal with defconfigs usually is that we don't really
enable a command solely for one defconfig. Either we enable it for all
the boards, or none.
> +# CONFIG_CMD_FLASH is not set
> +# CONFIG_SPL_DOS_PARTITION is not set
> +# CONFIG_SPL_EFI_PARTITION is not set
> +CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pinebook"
> +CONFIG_I2C_SET_DEFAULT_BUS_NUM=y
> +CONFIG_DM_I2C_GPIO=y
Why are you using a bitbanged i2c bus? As far as I know, this is not
enabled anywhere.
> +# CONFIG_MMC_VERBOSE is not set
This should go away
> +CONFIG_DM_REGULATOR=y
> +CONFIG_DM_REGULATOR_FIXED=y
> +CONFIG_DM_PWM=y
> +CONFIG_PWM_SUNXI=y
> +CONFIG_USB_EHCI_HCD=y
> +CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
> +# CONFIG_USB_GADGET is not set
> +CONFIG_USB_HOST_ETHER=y
> +CONFIG_USB_ETHER_ASIX=y
Those last three too.
Thanks!
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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