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From:   Peng Fan <peng.fan@nxp.com>
To:     Marco Felsch <m.felsch@pengutronix.de>,
        "Peng Fan (OSS)" <peng.fan@oss.nxp.com>
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        <linux-arm-kernel@lists.infradead.org>,
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Subject: RE: [PATCH] soc: imx: imx93-blk-ctrl: set priority level
Thread-Topic: [PATCH] soc: imx: imx93-blk-ctrl: set priority level
Thread-Index: AQHYn9q2XCdDIKjK3k6IbfZ3hVw/662Ox5IAgAAB5WA=
Date:   Mon, 25 Jul 2022 09:02:01 +0000
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 <20220725085050.izj7kmgeuxxug6rh@pengutronix.de>
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Hi Marco,

> Subject: Re: [PATCH] soc: imx: imx93-blk-ctrl: set priority level
>=20
> Hi Peng,
>=20
> thanks for the patch.
>=20
> On 22-07-25, Peng Fan (OSS) wrote:
> > From: Peng Fan <peng.fan@nxp.com>
> >
> > i.MX93 mediamix blk ctrl has registers to set QoS(priority) value.
> > It support default QoS value and cfg QoS value. Set an initial value
> > from i.MX design team. If LCDIF/ISI/PXP wanna a different QoS value in
> > future, they could use interconnect to request bandwidth.
>=20
> I need to ask here. Does the iMX93 use the same interconnect as the
> iMX8M* does?

No. i.MX93 use different interconnect, it has different design,=20
the QoS priority register are distributed in blk ctrl.=20

The reference manual would be public soon I think, then you could
have more information.

Regards,
Peng.
>=20
> Regards,
>   Marco