On Fri, Oct 21, 2016 at 11:25:33AM -0700, Bjorn Andersson wrote:
> On Fri 21 Oct 04:11 PDT 2016, Jeremy McNicoll wrote:
>
> > From: Bastian Köcher <mail@xxxxxxx>
> >
> > Initial device tree support for Qualcomm MSM8994 SoC and
> > Huawei Angler / Google Nexus 6P support.
> >
> > The device tree is based on the Google 3.10 kernel tree.
> >
> > The device can be booted into the initrd with only one CPU running.
> >
>
> Looks reasonable as well, same two comments as the 8992 below.
>
> > Signed-off-by: Bastian Köcher <mail@xxxxxxx>
> > [jeremymc@xxxxxxxxxx: removed Kconfig, defconfig, move from Huawei to qcom dir]
> > Signed-off-by: Jeremy McNicoll <jeremymc@xxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/qcom/Makefile | 2 +-
> > .../arm64/boot/dts/qcom/msm8994-angler-rev-101.dts | 42 ++++
> > arch/arm64/boot/dts/qcom/msm8994-pins.dtsi | 38 ++++
> > arch/arm64/boot/dts/qcom/msm8994-v2.0.dtsi | 32 +++
> > arch/arm64/boot/dts/qcom/msm8994.dtsi | 236 +++++++++++++++++++++
> > 5 files changed, 349 insertions(+), 1 deletion(-)
> > create mode 100644 arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts
> > create mode 100644 arch/arm64/boot/dts/qcom/msm8994-pins.dtsi
> > create mode 100644 arch/arm64/boot/dts/qcom/msm8994-v2.0.dtsi
> > create mode 100644 arch/arm64/boot/dts/qcom/msm8994.dtsi
> >
> > diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> > index abb366e..4040fc8 100644
> > --- a/arch/arm64/boot/dts/qcom/Makefile
> > +++ b/arch/arm64/boot/dts/qcom/Makefile
> > @@ -1,6 +1,6 @@
> > dtb-$(CONFIG_ARCH_QCOM) += apq8016-sbc.dtb msm8916-mtp.dtb
> > dtb-$(CONFIG_ARCH_QCOM) += msm8996-mtp.dtb apq8096-db820c.dtb
> > -dtb-$(CONFIG_ARCH_QCOM) += msm8992-bullhead-rev-101.dtb
> > +dtb-$(CONFIG_ARCH_QCOM) += msm8992-bullhead-rev-101.dtb msm8994-angler-rev-101.dtb
>
> This won't scale, use multiple lines instead.
>
Done, one entry per line.
> >
> > always := $(dtb-y)
> > subdir-y := $(dts-dirs)
> > diff --git a/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts b/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts
> > new file mode 100644
> > index 0000000..9684e6c
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/qcom/msm8994-angler-rev-101.dts
> > @@ -0,0 +1,42 @@
> > +/* Copyright (c) 2015, Huawei Inc. All rights reserved.
> > + * Copyright (c) 2016, The Linux Foundation. All rights reserved.
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 and
> > + * only version 2 as published by the Free Software Foundation.
> > + *
> > + * This program 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.
> > + */
> > +
> > +/dts-v1/;
> > +
> > +#include "msm8994-v2.0.dtsi"
> > +
> > +/ {
> > + model = "HUAWEI MSM8994 ANGLER rev-1.01";
> > + compatible = "qcom,msm8994";
> > + /* required for bootloader to select correct board */
> > + qcom,board-id = <8026 0>;
> > +};
> > +
> > +/ {
>
> No need to close and reopen / {} here.
>
updated.
> > + aliases {
> > + serial0 = &blsp1_uart2;
> > + };
> > +
> > + chosen {
> > + stdout-path = "serial0:115200n8";
> > + };
> > +
> > + soc {
> > + serial@f991e000 {
> > + status = "okay";
> > + pinctrl-names = "default", "sleep";
> > + pinctrl-0 = <&blsp1_uart2_default>;
> > + pinctrl-1 = <&blsp1_uart2_sleep>;
> > + };
> > + };
> > +};
> [..]
> > diff --git a/arch/arm64/boot/dts/qcom/msm8994.dtsi b/arch/arm64/boot/dts/qcom/msm8994.dtsi
> [..]
> > + msmgpio: pinctrl@fd510000 {
> > + compatible = "qcom,msm8994-pinctrl", "qcom,msm8974-pinctrl";
>
> msm8974 TLMM won't work here either, so please drop that.
>
Dropped 8974 pinctrl now that Michael Scott has created a proper pinctrl
driver for msm8994. There was sufficient overlap between 8974 and 8994
for initial dev work. [https://patches.linaro.org/patch/78750/]
-jeremy
> > + reg = <0xfd510000 0x4000>;
> > + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
> > + gpio-controller;
> > + #gpio-cells = <2>;
> > + interrupt-controller;
> > + #interrupt-cells = <2>;
> > + };
>
> Regards,
> Bjorn
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