From: Kishon Vijay Abraham I <kishon@xxxxxx> First two lanes of SERDES is connected to PCIe, third lane is connected to QSGMII and the last lane is connected to USB. However, Cadence torrent SERDES doesn't support more than 2 protocols at the same time. Configure it only for PCIe and QSGMII. Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx> Signed-off-by: Roger Quadros <rogerq@xxxxxx> --- arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts index 8e534ef8a3f5..6ab9d5d33a72 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts @@ -6,6 +6,7 @@ /dts-v1/; #include "k3-j7200-som-p0.dtsi" +#include <dt-bindings/mux/ti-serdes.h> / { chosen { @@ -139,3 +140,8 @@ ti,driver-strength-ohm = <50>; disable-wp; }; + +&serdes_ln_ctrl { + idle-states = <J7200_SERDES0_LANE0_PCIE1_LANE0>, <J7200_SERDES0_LANE1_PCIE1_LANE1>, + <J7200_SERDES0_LANE2_QSGMII_LANE1>, <J7200_SERDES0_LANE3_IP4_UNUSED>; +}; -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki