[PATCH] arm64: dts: ti: k3-j7200: correct num-lanes requested for PCIe

Achal Verma a-verma1 at ti.com
Mon May 15 23:22:12 PDT 2023


From: Matt Ranostay <mranostay at ti.com>

J7200 has a limited 2x support for PCIe, and the properties should be
updated as such.

Signed-off-by: Matt Ranostay <mranostay at ti.com>
Signed-off-by: Achal Verma <a-verma1 at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
index ef352e32f19d..5e62b431d6e8 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
@@ -729,7 +729,7 @@ pcie1_rc: pcie at 2910000 {
 		device_type = "pci";
 		ti,syscon-pcie-ctrl = <&scm_conf 0x4074>;
 		max-link-speed = <3>;
-		num-lanes = <4>;
+		num-lanes = <2>;
 		power-domains = <&k3_pds 240 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 240 6>;
 		clock-names = "fck";
@@ -757,7 +757,7 @@ pcie1_ep: pcie-ep at 2910000 {
 		interrupts = <GIC_SPI 330 IRQ_TYPE_EDGE_RISING>;
 		ti,syscon-pcie-ctrl = <&scm_conf 0x4074>;
 		max-link-speed = <3>;
-		num-lanes = <4>;
+		num-lanes = <2>;
 		power-domains = <&k3_pds 240 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 240 6>;
 		clock-names = "fck";
-- 
2.25.1




More information about the linux-arm-kernel mailing list