Re: [PATCH v5 04/16] net: phy: Add helper for mapping RGMII link speed to clock rate

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On Tue, Nov 19, 2024 at 04:00:10PM +0100, Jan Petrous via B4 Relay wrote:
> From: "Jan Petrous (OSS)" <jan.petrous@xxxxxxxxxxx>
> 
> The RGMII interface supports three data rates: 10/100 Mbps
> and 1 Gbps. These speeds correspond to clock frequencies
> of 2.5/25 MHz and 125 MHz, respectively.
> 
> Many Ethernet drivers, including glues in stmmac, follow
> a similar pattern of converting RGMII speed to clock frequency.
> 
> To simplify code, define the helper rgmii_clock(speed)
> to convert connection speed to clock frequency.
> 
> Suggested-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
> Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
> Signed-off-by: Jan Petrous (OSS) <jan.petrous@xxxxxxxxxxx>

Reviewed-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>

Thanks!

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!




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