[PATCH v2 6/7] net: ethernet: ti: am65-cpsw: add support for J722S SoC family

From: Nora Schiffer

Date: Tue Mar 24 2026 - 08:52:06 EST


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..7ac75fc8cdcf4 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,
+ .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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