linux-kernel - Re: [PATCH net-next v2 03/10] soc: sunxi: sram: add entry for a523

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Message-ID: <2791868.mvXUDI8C0e@jernej-laptop>
Date: Wed, 13 Aug 2025 17:23:57 +0200
From: Jernej Škrabec <jernej.skrabec@...il.com>
To: Andrew Lunn <andrew+netdev@...n.ch>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
 Jernej Skrabec <jernej@...nel.org>, Samuel Holland <samuel@...lland.org>,
 Chen-Yu Tsai <wens@...nel.org>
Cc: netdev@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
 linux-kernel@...r.kernel.org, Andre Przywara <andre.przywara@....com>
Subject: Re: [PATCH net-next v2 03/10] soc: sunxi: sram: add entry for a523

Dne sreda, 13. avgust 2025 ob 16:55:33 Srednjeevropski poletni čas je Chen-Yu Tsai napisal(a):
> From: Chen-Yu Tsai <wens@...e.org>
> 
> The A523 has two Ethernet controllers. So in the system controller
> address space, there are two registers for Ethernet clock delays,
> one for each controller.
> 
> Add a new entry for the A523 system controller that allows access to
> the second register.
> 
> Signed-off-by: Chen-Yu Tsai <wens@...e.org>

Acked-by: Jernej Skrabec <jernej.skrabec@...il.com>

Best regards,
Jernej

> ---
>  drivers/soc/sunxi/sunxi_sram.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/soc/sunxi/sunxi_sram.c b/drivers/soc/sunxi/sunxi_sram.c
> index 08e264ea0697..4f8d510b7e1e 100644
> --- a/drivers/soc/sunxi/sunxi_sram.c
> +++ b/drivers/soc/sunxi/sunxi_sram.c
> @@ -320,6 +320,10 @@ static const struct sunxi_sramc_variant sun50i_h616_sramc_variant = {
>  	.has_ths_offset = true,
>  };
>  
> +static const struct sunxi_sramc_variant sun55i_a523_sramc_variant = {
> +	.num_emac_clocks = 2,
> +};
> +
>  #define SUNXI_SRAM_THS_OFFSET_REG	0x0
>  #define SUNXI_SRAM_EMAC_CLOCK_REG	0x30
>  #define SUNXI_SYS_LDO_CTRL_REG		0x150
> @@ -440,6 +444,10 @@ static const struct of_device_id sunxi_sram_dt_match[] = {
>  		.compatible = "allwinner,sun50i-h616-system-control",
>  		.data = &sun50i_h616_sramc_variant,
>  	},
> +	{
> +		.compatible = "allwinner,sun55i-a523-system-control",
> +		.data = &sun55i_a523_sramc_variant,
> +	},
>  	{ },
>  };
>  MODULE_DEVICE_TABLE(of, sunxi_sram_dt_match);
>