On Fri, Aug 21, 2015 at 02:50:35PM +0530, Varadarajan Narayanan wrote:
> Add initial dts files and SoC support for IPQ40XX
Please ignore this. Missed the Devicetree bindings documentation.
Will post a revised patch.
Thanks
Varada
> Signed-off-by: Varadarajan Narayanan <var...@codeaurora.org>
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 246473a..6b4caee 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -477,7 +477,8 @@ dtb-$(CONFIG_ARCH_QCOM) += \
> qcom-ipq8064-ap148.dtb \
> qcom-msm8660-surf.dtb \
> qcom-msm8960-cdp.dtb \
> - qcom-msm8974-sony-xperia-honami.dtb
> + qcom-msm8974-sony-xperia-honami.dtb \
> + qcom-ipq40xx-r3pc.dtb
> dtb-$(CONFIG_ARCH_REALVIEW) += \
> arm-realview-pb1176.dtb
> dtb-$(CONFIG_ARCH_ROCKCHIP) += \
> diff --git a/arch/arm/boot/dts/qcom-ipq40xx-r3pc.dts
> b/arch/arm/boot/dts/qcom-ipq40xx-r3pc.dts
> new file mode 100644
> index 0000000..7e4e629
> --- /dev/null
> +++ b/arch/arm/boot/dts/qcom-ipq40xx-r3pc.dts
> @@ -0,0 +1,33 @@
> +/* Copyright (c) 2014, 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.
> + */
> +
> +#include "qcom-ipq40xx.dtsi"
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. IPQ40XX R3PC";
> + compatible = "qcom,ipq40xx-r3pc", "qcom,ipq40xx";
> +
> + memory {
> + device_type = "memory";
> + reg = <0x80000000 0x20000000>; /* 512MB */
> + };
> +
> + chosen {
> + bootargs = "root=/dev/ram rw init=/init
> console=ttyMSM0,115200n8 initrd=0x82000000,0x000E2246";
> + };
> +
> + soc {
> + serial@78b0000 {
> + status = "ok";
> + };
> + };
> +};
> diff --git a/arch/arm/boot/dts/qcom-ipq40xx.dtsi
> b/arch/arm/boot/dts/qcom-ipq40xx.dtsi
> new file mode 100644
> index 0000000..f572f38
> --- /dev/null
> +++ b/arch/arm/boot/dts/qcom-ipq40xx.dtsi
> @@ -0,0 +1,81 @@
> +/*
> + * Copyright (c) 2014, 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 "skeleton.dtsi"
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. IPQ40XX";
> + compatible = "qcom,ipq40xx";
> + interrupt-parent = <&intc>;
> +
> + cpus {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + cpu@0 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a7";
> + reg = <0x0>;
> + };
> +
> + cpu@1 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a7";
> + reg = <0x1>;
> + };
> +
> + cpu@2 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a7";
> + reg = <0x2>;
> + };
> +
> + cpu@3 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a7";
> + reg = <0x3>;
> + };
> + };
> +
> + soc {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> + compatible = "simple-bus";
> +
> + intc: interrupt-controller@b000000 {
> + compatible = "qcom,msm-qgic2";
> + interrupt-controller;
> + #interrupt-cells = <3>;
> + reg = <0x0b000000 0x1000>,
> + <0x0b002000 0x1000>;
> + };
> +
> + timer {
> + compatible = "arm,armv7-timer";
> + interrupts = <1 2 0xf08>,
> + <1 3 0xf08>,
> + <1 4 0xf08>,
> + <1 1 0xf08>;
> + clock-frequency = <20833333>;
> + };
> +
> + serial@78b0000 {
> + compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
> + reg = <0x78b0000 0x200>;
> + interrupts = <0 108 0>;
> + status = "disabled";
> + };
> + };
> +};
> diff --git a/arch/arm/configs/ipq_defconfig b/arch/arm/configs/ipq_defconfig
> index 1cabd8b..054a159 100644
> --- a/arch/arm/configs/ipq_defconfig
> +++ b/arch/arm/configs/ipq_defconfig
> @@ -22,6 +22,7 @@ CONFIG_ARCH_MSM8X60=y
> CONFIG_ARCH_MSM8960=y
> CONFIG_ARCH_MSM8974=y
> CONFIG_ARCH_IPQ8064=y
> +CONFIG_ARCH_IPQ40XX=y
> CONFIG_SMP=y
> CONFIG_PREEMPT=y
> CONFIG_AEABI=y
> diff --git a/arch/arm/mach-qcom/Kconfig b/arch/arm/mach-qcom/Kconfig
> index fab49a2..3add9f9 100644
> --- a/arch/arm/mach-qcom/Kconfig
> +++ b/arch/arm/mach-qcom/Kconfig
> @@ -26,4 +26,8 @@ config ARCH_IPQ8064
> bool "Enable support for IPQ806x"
> select CLKSRC_QCOM
>
> +config ARCH_IPQ40XX
> + bool "Enable support for IPQ40XX"
> + select HAVE_ARM_ARCH_TIMER
> +
> endif
> diff --git a/arch/arm/mach-qcom/board.c b/arch/arm/mach-qcom/board.c
> index 6d8bbf7..566487d 100644
> --- a/arch/arm/mach-qcom/board.c
> +++ b/arch/arm/mach-qcom/board.c
> @@ -22,6 +22,7 @@ static const char * const qcom_dt_match[] __initconst = {
> "qcom,ipq8064",
> "qcom,msm8660-surf",
> "qcom,msm8960-cdp",
> + "qcom,ipq40xx-r3pc",
> NULL
> };
>
>
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