linux-kernel - Re: [PATCH 5/7] arm64: dts: exynos: Add dts files for Samsung Exynos5433 64bit SoC

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Date:	Tue, 16 Aug 2016 22:02:27 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	Sylwester Nawrocki <s.nawrocki@...sung.com>
Cc:	k.kozlowski@...sung.com, kgene@...nel.org, robh+dt@...nel.org,
	mark.rutland@....com, catalin.marinas@....com, will.deacon@....com,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	krzk@...nel.org, jh80.chung@...sung.com, sw0312.kim@...sung.com,
	jy0922.shim@...sung.com, inki.dae@...sung.com,
	jonghwa3.lee@...sung.com, beomho.seo@...sung.com,
	jaewon02.kim@...sung.com, human.hwang@...sung.com,
	ideal.song@...sung.com, ingi2.kim@...sung.com,
	m.szyprowski@...sung.com, a.hajda@...sung.com, chanwoo@...nel.org
Subject: Re: [PATCH 5/7] arm64: dts: exynos: Add dts files for Samsung
 Exynos5433 64bit SoC

Hi Sylwester,

On 2016년 08월 16일 19:50, Sylwester Nawrocki wrote:
> Hi Chanwoo,
> 
> On 08/16/2016 08:35 AM, Chanwoo Choi wrote:
>> This patch adds new Exynos5433 dtsi to support 64-bit Exynos5433 SoC based on
>> Octa-core CPUs (quad Cortex-A57 and quad Cortex-A53). And Exynos5433 supports
>> PSCI (Power State Coordination Interface) v0.1.
> 
>> ---
>>  arch/arm64/boot/dts/exynos/exynos5433.dtsi         | 1580 ++++++++++++++++++++
> 
>> diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi 
>> b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
>> new file mode 100644
>> index 000000000000..2a5b05744533
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
>> @@ -0,0 +1,1580 @@
> 
>> +
>> +/ {
>> +	compatible = "samsung,exynos5433";
>> +	#address-cells = <2>;
>> +	#size-cells = <2>;
> 
>> +	soc: soc {
>> +		compatible = "simple-bus";
>> +		#address-cells = <1>;
>> +		#size-cells = <1>;
>> +		ranges = <0x0 0x0 0x0 0x18000000>;
> 
>> +		lpass: lpass@...00000 {
>> +			compatible = "samsung,exynos5433-lpass";
>> +			reg = <0x11400000 0x100>;
>> +			samsung,pmu-syscon = <&pmu_system_controller>;
>> +			status = "disabled";
>> +		};
>> +
>> +		i2s0: i2s0@...40000 {
>> +			compatible = "samsung,exynos7-i2s";
>> +			reg = <0x11440000 0x100>;
>> +			dmas = <&adma 0 &adma 2>;
>> +			dma-names = "tx", "rx";
>> +			interrupts = <0 70 0>;
>> +			#address-cells = <1>;
>> +			#size-cells = <0>;
>> +			clocks = <&cmu_aud CLK_PCLK_AUD_I2S>,
>> +				 <&cmu_aud CLK_SCLK_AUD_I2S>,
>> +				 <&cmu_aud CLK_SCLK_I2S_BCLK>;
>> +			clock-names = "iis", "i2s_opclk0", "i2s_opclk1";
>> +			pinctrl-names = "default";
>> +			pinctrl-0 = <&i2s0_bus>;
>> +			status = "disabled";
>> +		};
> 
>> +		serial_3: serial@...60000 {
>> +			compatible = "samsung,exynos5433-uart";
>> +			reg = <0x11460000 0x100>;
>> +			interrupts = <0 67 0>;
>> +			clocks = <&cmu_aud CLK_PCLK_AUD_UART>,
>> +				<&cmu_aud CLK_SCLK_AUD_UART>;
>> +			clock-names = "uart", "clk_uart_baud0";
>> +			pinctrl-names = "default";
>> +			pinctrl-0 = <&uart_aud_bus>;
>> +			status = "disabled";
>> +		};
>> +
> 
>> +		amba {
>> +			compatible = "arm,amba-bus";
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			ranges;
> 
>> +			adma: adma@...20000 {
>> +				compatible = "arm,pl330", "arm,primecell";
>> +				reg = <0x11420000 0x1000>;
>> +				interrupts = <0 73 0>;
>> +				clocks = <&cmu_aud CLK_ACLK_DMAC>;
>> +				clock-names = "apb_pclk";
>> +				#dma-cells = <1>;
>> +				#dma-channels = <8>;
>> +				#dma-requests = <32>;
>> +			};
>> +		};
>> +	};
> 
> The latest Exynos5433 Audio Subsystem bindings look like this
> https://git.linuxtv.org/snawrocki/samsung.git/commit/?h=for-v4.9/mfd/exynos-lpass-v5&id=104cc6ad3ecc7c4c8ecf73663b93eb48b78f35aa
> i.e. adma@...20000, i2s0@...40000, serial@...60000 should be subnodes of
> the lpass@...00000 node.

OK. I'll use your latest patches for sound and then test it again.

Regards,
Chanwoo Choi