From: Kishon Vijay Abraham I <[email protected]> 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 <[email protected]> Signed-off-by: Roger Quadros <[email protected]> Reviewed-by: Vignesh Raghavendra <[email protected]> --- 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 1541311cecb4..ddbc2163e698 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 @@ -7,6 +7,7 @@ #include "k3-j7200-som-p0.dtsi" #include <dt-bindings/net/ti-dp83867.h> +#include <dt-bindings/mux/ti-serdes.h> / { chosen { @@ -185,3 +186,8 @@ 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
