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Date: Tue, 6 Feb 2024 12:50:49 +0200
From: Vladimir Oltean <olteanv@gmail.com>
To: arinc.unal@arinc9.com
Cc: Daniel Golle <daniel@makrotopia.org>, DENG Qingfang <dqfext@gmail.com>,
	Sean Wang <sean.wang@mediatek.com>, Andrew Lunn <andrew@lunn.ch>,
	Florian Fainelli <f.fainelli@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>,
	Russell King <linux@armlinux.org.uk>, mithat.guner@xeront.com,
	erkin.bozoglu@xeront.com,
	Bartel Eerdekens <bartel.eerdekens@constell8.be>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org,
	"Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
Subject: Re: [PATCH net-next v5 3/7] net: dsa: mt7530: simplify
 mt7530_pad_clk_setup()
Message-ID: <20240206105049.rldesxnyjs4dungi@skbuf>
References: <20240206-for-netnext-mt7530-improvements-2-v5-0-d7d92a185cb1@arinc9.com>
 <20240206-for-netnext-mt7530-improvements-2-v5-3-d7d92a185cb1@arinc9.com>
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In-Reply-To: <20240206-for-netnext-mt7530-improvements-2-v5-3-d7d92a185cb1@arinc9.com>

On Tue, Feb 06, 2024 at 01:08:04AM +0300, Arınç ÜNAL via B4 Relay wrote:
> From: Arınç ÜNAL <arinc.unal@arinc9.com>
> 
> This code is from before this driver was converted to phylink API. Phylink
> deals with the unsupported interface cases before mt7530_pad_clk_setup() is
> run. Therefore, the default case would never run. However, it must be
> defined nonetheless to handle all the remaining enumeration values, the
> phy-modes.
> 
> Switch to if statement for RGMII and return which simplifies the code and
> saves an indent.
> 
> Set P6_INTF_MODE, which is the three least significant bits of the
> MT7530_P6ECR register, to 0 for RGMII even though it will already be 0
> after reset. This is to keep supporting dynamic reconfiguration of the port
> in the case the interface changes from TRGMII to RGMII.
> 
> Disable the TRGMII clocks for all cases. They will be enabled if TRGMII is
> being used.
> 
> Read XTAL after checking for RGMII as it's only needed for the TRGMII
> interface mode.
> 
> Reviewed-by: Daniel Golle <daniel@makrotopia.org>
> Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
> Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
> ---

Reviewed-by: Vladimir Oltean <olteanv@gmail.com>