linux-kernel - Re: [PATCH v2 2/2] net: phy: adin: add recovered clock output

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Date: Wed, 24 Jan 2024 12:31:38 +0100
From: Nuno Sá <noname.nuno@...il.com>
To: Fabian Pfitzner <f.pfitzner@...gutronix.de>, Michael Hennerich
 <michael.hennerich@...log.com>, Andrew Lunn <andrew@...n.ch>, Heiner
 Kallweit <hkallweit1@...il.com>, Russell King <linux@...linux.org.uk>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
 <pabeni@...hat.com>
Cc: kernel@...gutronix.de, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] net: phy: adin: add recovered clock output

On Wed, 2024-01-24 at 11:25 +0100, Fabian Pfitzner wrote:
> The ADIN1300 offers three distinct output clocks which can be accessed
> through the GP_CLK pin. The DT only offers two of the possible options
> and thus the 125MHz-recovered output clock is missing.
> 
> As there is no other way to configure this pin than through the DT it
> should be possible to do so for all available outputs.
> 
> Signed-off-by: Fabian Pfitzner <f.pfitzner@...gutronix.de>
> ---

Reviewed-by: Nuno Sa <nuno.sa@...log.com>

>  drivers/net/phy/adin.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/phy/adin.c b/drivers/net/phy/adin.c
> index 2e1a46e121d9..b1ed6fd24763 100644
> --- a/drivers/net/phy/adin.c
> +++ b/drivers/net/phy/adin.c
> @@ -508,6 +508,8 @@ static int adin_config_clk_out(struct phy_device *phydev)
>  		sel |= ADIN1300_GE_CLK_CFG_25;
>  	} else if (strcmp(val, "125mhz-free-running") == 0) {
>  		sel |= ADIN1300_GE_CLK_CFG_FREE_125;
> +	} else if (strcmp(val, "125mhz-recovered") == 0) {
> +		sel |= ADIN1300_GE_CLK_CFG_RCVR_125;
>  	} else if (strcmp(val, "adaptive-free-running") == 0) {
>  		sel |= ADIN1300_GE_CLK_CFG_HRT_FREE;
>  	} else {