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From: Wolfram Sang <wsa@kernel.org>
To: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
Cc: michal.simek@xilinx.com, michal.simek@amd.com,
	devicetree@vger.kernel.org, andrew@lunn.ch, robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org,
	linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org,
	linux-kernel@vger.kernel.org, git@amd.com, srinivas.goud@amd.com,
	shubhrajyoti.datta@amd.com, manion05gk@gmail.com,
	Raviteja Narayanam <raviteja.narayanam@xilinx.com>
Subject: Re: [PATCH V6 3/3] i2c: xiic: Add SCL frequency configuration support
Date: Fri, 17 Feb 2023 22:45:24 +0100	[thread overview]
Message-ID: <Y+/1dO03cvNbzfWk@shikoro> (raw)
In-Reply-To: <1676467944-17426-4-git-send-email-manikanta.guntupalli@amd.com>

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On Wed, Feb 15, 2023 at 07:02:24PM +0530, Manikanta Guntupalli wrote:
> From: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
> 
> From 'clock-frequency' device tree property, configure I2C SCL
> frequency by calculating the timing register values according to
> input clock.
> 
> After soft reset in reinit function, the timing registers are set
> to default values (configured in design tool). So, setting SCL
> frequency is done inside reinit function after the soft reset.
> This allows configuration of SCL frequency exclusively through
> software via device tree property, overriding the design.
> If the clock-frequency parameter is not specified in DT, driver
> doesn't configure frequency, making it backward compatible.
> 
> Signed-off-by: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
> Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
> Acked-by: Michal Simek <michal.simek@amd.com>

Applied to for-next, thanks!


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WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa@kernel.org>
To: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
Cc: michal.simek@xilinx.com, michal.simek@amd.com,
	devicetree@vger.kernel.org, andrew@lunn.ch, robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org,
	linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org,
	linux-kernel@vger.kernel.org, git@amd.com, srinivas.goud@amd.com,
	shubhrajyoti.datta@amd.com, manion05gk@gmail.com,
	Raviteja Narayanam <raviteja.narayanam@xilinx.com>
Subject: Re: [PATCH V6 3/3] i2c: xiic: Add SCL frequency configuration support
Date: Fri, 17 Feb 2023 22:45:24 +0100	[thread overview]
Message-ID: <Y+/1dO03cvNbzfWk@shikoro> (raw)
In-Reply-To: <1676467944-17426-4-git-send-email-manikanta.guntupalli@amd.com>


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On Wed, Feb 15, 2023 at 07:02:24PM +0530, Manikanta Guntupalli wrote:
> From: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
> 
> From 'clock-frequency' device tree property, configure I2C SCL
> frequency by calculating the timing register values according to
> input clock.
> 
> After soft reset in reinit function, the timing registers are set
> to default values (configured in design tool). So, setting SCL
> frequency is done inside reinit function after the soft reset.
> This allows configuration of SCL frequency exclusively through
> software via device tree property, overriding the design.
> If the clock-frequency parameter is not specified in DT, driver
> doesn't configure frequency, making it backward compatible.
> 
> Signed-off-by: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
> Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
> Acked-by: Michal Simek <michal.simek@amd.com>

Applied to for-next, thanks!


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_______________________________________________
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  reply	other threads:[~2023-02-17 21:45 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-15 13:32 [PATCH V6 0/3] Added Standard mode and SMBus support Manikanta Guntupalli
2023-02-15 13:32 ` Manikanta Guntupalli
2023-02-15 13:32 ` [PATCH V6 1/3] dt-bindings: i2c: xiic: Add 'xlnx,axi-iic-2.1' to compatible Manikanta Guntupalli
2023-02-15 13:32   ` Manikanta Guntupalli
2023-02-16  9:06   ` Krzysztof Kozlowski
2023-02-16  9:06     ` Krzysztof Kozlowski
2023-02-17 21:44   ` Wolfram Sang
2023-02-17 21:44     ` Wolfram Sang
2023-02-15 13:32 ` [PATCH V6 2/3] i2c: xiic: Update compatible with new IP version Manikanta Guntupalli
2023-02-15 13:32   ` Manikanta Guntupalli
2023-02-17 21:44   ` Wolfram Sang
2023-02-17 21:44     ` Wolfram Sang
2023-02-15 13:32 ` [PATCH V6 3/3] i2c: xiic: Add SCL frequency configuration support Manikanta Guntupalli
2023-02-15 13:32   ` Manikanta Guntupalli
2023-02-17 21:45   ` Wolfram Sang [this message]
2023-02-17 21:45     ` Wolfram Sang

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