[PATCH 2/6] pci: pcie_cdns_ti: enable PCIe root-complex mode for J784S4 SoC

Siddharth Vadapalli s-vadapalli at ti.com
Fri Feb 27 12:58:30 CET 2026


The PCIe Controllers on the J784S4 SoC support Root-Complex mode of
operation. Hence, enable it.

Signed-off-by: Siddharth Vadapalli <s-vadapalli at ti.com>
---
 drivers/pci/pcie_cdns_ti.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/pci/pcie_cdns_ti.c b/drivers/pci/pcie_cdns_ti.c
index 38804f1c09c..63d249c2506 100644
--- a/drivers/pci/pcie_cdns_ti.c
+++ b/drivers/pci/pcie_cdns_ti.c
@@ -860,6 +860,12 @@ static const struct pcie_cdns_ti_data j722s_pcie_rc_data = {
 	.max_lanes = 1,
 };
 
+static const struct pcie_cdns_ti_data j784s4_pcie_rc_data = {
+	.mode = PCIE_MODE_RC,
+	.quirk_detect_quiet_flag = true,
+	.max_lanes = 4,
+};
+
 static const struct udevice_id pcie_cdns_ti_ids[] = {
 	{
 		.compatible = "ti,j7200-pcie-host",
@@ -873,6 +879,10 @@ static const struct udevice_id pcie_cdns_ti_ids[] = {
 		.compatible = "ti,j722s-pcie-host",
 		.data = (ulong)&j722s_pcie_rc_data,
 	},
+	{
+		.compatible = "ti,j784s4-pcie-host",
+		.data = (ulong)&j784s4_pcie_rc_data,
+	},
 	{},
 };
 
-- 
2.51.1



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