Re: [PATCH 6/7] net: ethernet: ti: am65-cpsw: add support for J722S SoC family

[Nora Schiffer]

On Wed, 2026-03-18 at 15:05 +0100, Nora Schiffer wrote:
> The J722S CPSW3G is mostly identical to the AM64's, but additionally
> supports SGMII.
> 
> Signed-off-by: Nora Schiffer <nora.schiffer@xxxxxxxxxxxxxxx>
> ---
>  drivers/net/ethernet/ti/am65-cpsw-nuss.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
> index d9400599e80a4..fc57d5e6edf4c 100644
> --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
> +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
> @@ -3468,6 +3468,13 @@ static const struct am65_cpsw_pdata am64x_cpswxg_pdata = {
>  	.fdqring_mode = K3_RINGACC_RING_MODE_RING,
>  };
>  
> +static const struct am65_cpsw_pdata j722s_cpswxg_pdata = {
> +	.quirks = AM64_CPSW_QUIRK_DMA_RX_TDOWN_IRQ | AM64_CPSW_QUIRK_CUT_THRU,

Ah, I just realized that I sent the wrong version of this patch,
AM64_CPSW_QUIRK_CUT_THRU only exists in the TI vendor kernel... sorry about
this, will fix in v2.

Can someone from TI answer if AM64_CPSW_QUIRK_DMA_RX_TDOWN_IRQ is needed for the
J722S?

Best,
Nora



> +	.ale_dev_id = "am64-cpswxg",
> +	.fdqring_mode = K3_RINGACC_RING_MODE_RING,
> +	.extra_modes = BIT(PHY_INTERFACE_MODE_SGMII),
> +};
> +
>  static const struct am65_cpsw_pdata j7200_cpswxg_pdata = {
>  	.quirks = 0,
>  	.ale_dev_id = "am64-cpswxg",
> @@ -3495,6 +3502,7 @@ static const struct of_device_id am65_cpsw_nuss_of_mtable[] = {
>  	{ .compatible = "ti,am654-cpsw-nuss", .data = &am65x_sr1_0},
>  	{ .compatible = "ti,j721e-cpsw-nuss", .data = &j721e_pdata},
>  	{ .compatible = "ti,am642-cpsw-nuss", .data = &am64x_cpswxg_pdata},
> +	{ .compatible = "ti,j722s-cpsw-nuss", .data = &j722s_cpswxg_pdata},
>  	{ .compatible = "ti,j7200-cpswxg-nuss", .data = &j7200_cpswxg_pdata},
>  	{ .compatible = "ti,j721e-cpswxg-nuss", .data = &j721e_cpswxg_pdata},
>  	{ .compatible = "ti,j784s4-cpswxg-nuss", .data = &j784s4_cpswxg_pdata},

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