From: Chen-Yu Tsai <wens@csie.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@csie.org>
---
 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);
-- 
2.39.5

Dne sreda, 13. avgust 2025 ob 16:55:33 Srednjeevropski poletni čas je Chen-Yu Tsai napisal(a):
> From: Chen-Yu Tsai <wens@csie.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@csie.org>

Acked-by: Jernej Skrabec <jernej.skrabec@gmail.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);
>