media: venus: add msm8998 support

Add the missing bits for msm8998 support.

Downstream vendor code for reference:

https://git.codelinaro.org/clo/la/kernel/msm-4.4/-/blob/caf_migration/


kernel.lnx.4.4.r38-rel/arch/arm/boot/dts/qcom/msm8998-vidc.dtsi#L42-53

qcom,load-freq-tbl =
	/* Encoders */
	<972000 465000000 0x55555555>, /* 4k UHD @ 30 */
	<489600 360000000 0x55555555>, /* 1080p @ 60 */
	<244800 186000000 0x55555555>, /* 1080p @ 30 */
	<108000 100000000 0x55555555>, /* 720p @ 30 */
	/* Decoders */
	<1944000 465000000 0xffffffff>, /* 4k UHD @ 60 */
	< 972000 360000000 0xffffffff>, /* 4k UHD @ 30 */
	< 489600 186000000 0xffffffff>, /* 1080p @ 60 */
	< 244800 100000000 0xffffffff>; /* 1080p @ 30 */

Signed-off-by: Pierre-Hugues Husson <phhusson@freebox.fr>
Signed-off-by: Marc Gonzalez <mgonzalez@freebox.fr>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Acked-by: Vikash Garodia <quic_vgarodia@quicinc.com>
Signed-off-by: Stanimir Varbanov <stanimir.k.varbanov@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>