Ping... Best Regards! Anson Huang
> -----Original Message----- > From: Anson Huang [mailto:anson.hu...@nxp.com] > Sent: 2019年2月21日 17:19 > To: robh...@kernel.org; mark.rutl...@arm.com; shawn...@kernel.org; > s.ha...@pengutronix.de; ker...@pengutronix.de; feste...@gmail.com; > a.zu...@towertech.it; alexandre.bell...@bootlin.com; Aisheng Dong > <aisheng.d...@nxp.com>; ulf.hans...@linaro.org; Daniel Baluta > <daniel.bal...@nxp.com>; devicet...@vger.kernel.org; linux- > ker...@vger.kernel.org; linux-arm-ker...@lists.infradead.org; linux- > r...@vger.kernel.org > Cc: dl-linux-imx <linux-...@nxp.com> > Subject: [PATCH V4 1/4] dt-bindings: fsl: scu: add general interrupt support > > Add scu general interrupt function support. > > Signed-off-by: Anson Huang <anson.hu...@nxp.com> > Reviewed-by: Rob Herring <r...@kernel.org> > --- > Changes since V3: > - make general MU interrupt channel as optional; > - rename "gi3" to "gip3" according to driver/dts change. > --- > .../devicetree/bindings/arm/freescale/fsl,scu.txt | 18 > ++++++++++++------ > 1 file changed, 12 insertions(+), 6 deletions(-) > > diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > index 72d481c..4a9b9ab 100644 > --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt > @@ -22,9 +22,11 @@ Required properties: > ------------------- > - compatible: should be "fsl,imx-scu". > - mbox-names: should include "tx0", "tx1", "tx2", "tx3", > - "rx0", "rx1", "rx2", "rx3". > -- mboxes: List of phandle of 4 MU channels for tx and 4 MU channels > - for rx. All 8 MU channels must be in the same MU instance. > + "rx0", "rx1", "rx2", "rx3"; > + include "gip3" if want to support general MU interrupt. > +- mboxes: List of phandle of 4 MU channels for tx, 4 MU channels for > + rx, and 1 optional MU channel for general interrupt. > + All MU channels must be in the same MU instance. > Cross instances are not allowed. The MU instance can only > be one of LSIO MU0~M4 for imx8qxp and imx8qm. Users > need > to make sure use the one which is not conflict with other @@ > -34,6 +36,7 @@ Required properties: > Channel 1 must be "tx1" or "rx1". > Channel 2 must be "tx2" or "rx2". > Channel 3 must be "tx3" or "rx3". > + General interrupt rx channel must be "gip3". > e.g. > mboxes = <&lsio_mu1 0 0 > &lsio_mu1 0 1 > @@ -42,7 +45,8 @@ Required properties: > &lsio_mu1 1 0 > &lsio_mu1 1 1 > &lsio_mu1 1 2 > - &lsio_mu1 1 3>; > + &lsio_mu1 1 3 > + &lsio_mu1 3 3>; > See Documentation/devicetree/bindings/mailbox/fsl,mu.txt > for detailed mailbox binding. > > @@ -133,7 +137,8 @@ firmware { > scu { > compatible = "fsl,imx-scu"; > mbox-names = "tx0", "tx1", "tx2", "tx3", > - "rx0", "rx1", "rx2", "rx3"; > + "rx0", "rx1", "rx2", "rx3", > + "gip3"; > mboxes = <&lsio_mu1 0 0 > &lsio_mu1 0 1 > &lsio_mu1 0 2 > @@ -141,7 +146,8 @@ firmware { > &lsio_mu1 1 0 > &lsio_mu1 1 1 > &lsio_mu1 1 2 > - &lsio_mu1 1 3>; > + &lsio_mu1 1 3 > + &lsio_mu1 3 3>; > > clk: clk { > compatible = "fsl,imx8qxp-clk", "fsl,scu-clk"; > -- > 2.7.4
