[PATCH v9 3/7] ARM: dts: enable hi4511 with device tree
Kevin Hilman
khilman at linaro.org
Fri Aug 30 10:44:29 EDT 2013
Haojian Zhuang <haojian.zhuang at linaro.org> writes:
> On 30 August 2013 02:13, Kevin Hilman <khilman at linaro.org> wrote:
>> Haojian Zhuang <haojian.zhuang at linaro.org> writes:
>>
>>> Enable Hisilicon Hi4511 development platform with device tree support.
>>>
>>> Signed-off-by: Haojian Zhuang <haojian.zhuang at linaro.org>
>>
>> This still doesn't look quite right...
>>
>>> ---
>>> arch/arm/boot/dts/Makefile | 1 +
>>> arch/arm/boot/dts/hi3620-clk.dtsi | 1058 +++++++++++++++++++++++++++++++++++++
>>> arch/arm/boot/dts/hi3620.dtsi | 513 ++++++++++++++++++
>>> arch/arm/boot/dts/hi4511.dts | 648 +++++++++++++++++++++++
>>> 4 files changed, 2220 insertions(+)
>>> create mode 100644 arch/arm/boot/dts/hi3620-clk.dtsi
>>> create mode 100644 arch/arm/boot/dts/hi3620.dtsi
>>> create mode 100644 arch/arm/boot/dts/hi4511.dts
>>>
>>> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
>>> index 641b3c9..6e7c1ca 100644
>>> --- a/arch/arm/boot/dts/Makefile
>>> +++ b/arch/arm/boot/dts/Makefile
>>> @@ -61,6 +61,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \
>>> exynos5250-snow.dtb \
>>> exynos5420-smdk5420.dtb \
>>> exynos5440-ssdk5440.dtb
>>> +dtb-$(CONFIG_ARCH_HI3xxx) += hi4511.dtb
>>> dtb-$(CONFIG_ARCH_HIGHBANK) += highbank.dtb \
>>> ecx-2000.dtb
>>> dtb-$(CONFIG_ARCH_INTEGRATOR) += integratorap.dtb \
>>> diff --git a/arch/arm/boot/dts/hi3620-clk.dtsi b/arch/arm/boot/dts/hi3620-clk.dtsi
>>> new file mode 100644
>>> index 0000000..78307c6
>>> --- /dev/null
>>> +++ b/arch/arm/boot/dts/hi3620-clk.dtsi
>>> @@ -0,0 +1,1058 @@
>>> +/*
>>> + * Hisilicon Ltd. Hi3620 SoC
>>> + *
>>> + * Copyright (C) 2012-2013 Hisilicon Ltd.
>>> + * Copyright (C) 2012-2013 Linaro Ltd.
>>> + *
>>> + * Author: Haojian Zhuang <haojian.zhuang at linaro.org>
>>> + *
>>> + * This program is free software; you can redistribute it and/or modify
>>> + * it under the terms of the GNU General Public License version 2 as
>>> + * publishhed by the Free Software Foundation.
>>> + */
>>> +
>>> +/ {
>>> + clocks {
>>> + #address-cells = <1>;
>>> + #size-cells = <1>;
>>> + ranges;
>>> +
>>> + osc32k: osc32k {
>>> + compatible = "fixed-clock";
>>> + #clock-cells = <0>;
>>> + clock-frequency = <32768>;
>>> + clock-output-names = "osc32khz";
>>> + };
>>
>> So you've now moved these all under the clocks node, but this still
>> isn't addressing Stephen's comments about using the
>> node-name at unit-address and the reg property in each node.
>>
>> [...]
>>
>>> + sysctrl: system-controller at fc802000 {
>>> + compatible = "hisilicon,sysctrl";
>>> + reg = <0xfc802000 0x1000>;
>>> + #address-cells = <1>;
>>> + #size-cells = <0>;
>>
>> Why is sysctrl and all of its children now under the clocks node?
>>
>>
>> Kevin
>
> SMP registers and clock registers are sharing the system controller.
That suggest the clock node should be a child of the sysctrl node, not
the other way around.
Kevin
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