dt-bindings: phy: ti: phy-gmii-sel: Add bindings for J7200

TI's J7200 SoC supports additional PHY modes like QSGMII and SGMII
that are not supported on earlier SoCs. Add a compatible for it.

Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220912085650.83263-3-s-vadapalli@ti.com


Signed-off-by: Vinod Koul <vkoul@kernel.org>