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From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/1] arm64: dts: add all hi6220 i2c nodes
Date: Wed, 25 Nov 2015 20:24:49 +0800	[thread overview]
Message-ID: <20151125122449.GH11999@tiger> (raw)
In-Reply-To: <1448444942-5780-1-git-send-email-kong.kongxinwei@hisilicon.com>

On Wed, Nov 25, 2015 at 05:49:02PM +0800, Xinwei Kong wrote:
> This patch adds all I2C nodes for the Hi6220 SoC. This hi6220 Soc
> use this I2C IP of Synopsys Designware for HiKey board.
> 
> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
> Signed-off-by: Chen Feng <puck.chen@hisilicon.com>
> ---
>  arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 37 +++++++++++++++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> index 82d2488..6b591a9 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> @@ -208,5 +208,42 @@
>  			clock-names = "uartclk", "apb_pclk";
>  			status = "disabled";
>  		};
> +
> +		i2c0: i2c at f7100000 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0xf7100000 0x0 0x1000>;
> +			interrupts = <0 44 4>;
> +			clocks = <&sys_ctrl HI6220_I2C0_CLK>;
> +			clock-names = "clk_i2c0";
> +			i2c-sda-hold-time-ns = <300>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c0_pmx_func &i2c0_cfg_func>;
> +			status = "ok";

Shouldn't it be set "disabled" in <soc>.dtsi and let <board>.dts enable
it per board design?

Shawn

> +		};
> +
> +		i2c1: i2c at f7101000 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0xf7101000 0x0 0x1000>;
> +			interrupts = <0 45 4>;
> +			clocks = <&sys_ctrl HI6220_I2C1_CLK>;
> +			clock-names = "clk_i2c1";
> +			i2c-sda-hold-time-ns = <300>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c1_pmx_func &i2c1_cfg_func>;
> +			status = "ok";
> +		};
> +
> +		i2c2: i2c at f7102000 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0xf7102000 0x0 0x1000>;
> +			interrupts = <0 46 4>;
> +			clocks = <&sys_ctrl HI6220_I2C2_CLK>;
> +			clock-names = "clk_i2c2";
> +			i2c-sda-hold-time-ns = <300>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c2_pmx_func &i2c2_cfg_func>;
> +			status = "ok";
> +		};
> +
>  	};
>  };
> -- 
> 1.9.1
> 
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: Xinwei Kong <kong.kongxinwei@hisilicon.com>
Cc: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com,
	galak@codeaurora.org, catalin.marinas@arm.com,
	will.deacon@arm.com, tyler.baker@linaro.org, arnd@arndb.de,
	bintian.wang@huawei.com, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, puck.chen@hisilicon.com,
	liguozhu@hisilicon.com, w.f@huawei.com
Subject: Re: [PATCH 1/1] arm64: dts: add all hi6220 i2c nodes
Date: Wed, 25 Nov 2015 20:24:49 +0800	[thread overview]
Message-ID: <20151125122449.GH11999@tiger> (raw)
In-Reply-To: <1448444942-5780-1-git-send-email-kong.kongxinwei@hisilicon.com>

On Wed, Nov 25, 2015 at 05:49:02PM +0800, Xinwei Kong wrote:
> This patch adds all I2C nodes for the Hi6220 SoC. This hi6220 Soc
> use this I2C IP of Synopsys Designware for HiKey board.
> 
> Signed-off-by: Xinwei Kong <kong.kongxinwei@hisilicon.com>
> Signed-off-by: Chen Feng <puck.chen@hisilicon.com>
> ---
>  arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 37 +++++++++++++++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> index 82d2488..6b591a9 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> @@ -208,5 +208,42 @@
>  			clock-names = "uartclk", "apb_pclk";
>  			status = "disabled";
>  		};
> +
> +		i2c0: i2c@f7100000 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0xf7100000 0x0 0x1000>;
> +			interrupts = <0 44 4>;
> +			clocks = <&sys_ctrl HI6220_I2C0_CLK>;
> +			clock-names = "clk_i2c0";
> +			i2c-sda-hold-time-ns = <300>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c0_pmx_func &i2c0_cfg_func>;
> +			status = "ok";

Shouldn't it be set "disabled" in <soc>.dtsi and let <board>.dts enable
it per board design?

Shawn

> +		};
> +
> +		i2c1: i2c@f7101000 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0xf7101000 0x0 0x1000>;
> +			interrupts = <0 45 4>;
> +			clocks = <&sys_ctrl HI6220_I2C1_CLK>;
> +			clock-names = "clk_i2c1";
> +			i2c-sda-hold-time-ns = <300>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c1_pmx_func &i2c1_cfg_func>;
> +			status = "ok";
> +		};
> +
> +		i2c2: i2c@f7102000 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0xf7102000 0x0 0x1000>;
> +			interrupts = <0 46 4>;
> +			clocks = <&sys_ctrl HI6220_I2C2_CLK>;
> +			clock-names = "clk_i2c2";
> +			i2c-sda-hold-time-ns = <300>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c2_pmx_func &i2c2_cfg_func>;
> +			status = "ok";
> +		};
> +
>  	};
>  };
> -- 
> 1.9.1
> 
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

  parent reply	other threads:[~2015-11-25 12:24 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-25  9:49 [PATCH 1/1] arm64: dts: add all hi6220 i2c nodes Xinwei Kong
2015-11-25  9:49 ` Xinwei Kong
2015-11-25  9:49 ` Xinwei Kong
     [not found] ` <1448444942-5780-1-git-send-email-kong.kongxinwei-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org>
2015-11-25 10:35   ` Xinwei Kong
2015-11-25 10:35     ` Xinwei Kong
2015-11-25 10:35     ` Xinwei Kong
2015-11-25 12:24 ` Shawn Guo [this message]
2015-11-25 12:24   ` Shawn Guo
2015-11-26  3:16   ` Xinwei Kong
2015-11-26  3:16     ` Xinwei Kong
2015-11-26  3:16     ` Xinwei Kong

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