Hi, Any response, please comment. > -----Original Message----- > From: Zhiqiang Hou [mailto:B48286@xxxxxxxxxxxxx] > Sent: 2015年8月19日 19:55 > To: devicetree@xxxxxxxxxxxxxxx; galak@xxxxxxxxxxxxxx; robh+dt@xxxxxxxxxx; > pawel.moll@xxxxxxx; mark.rutland@xxxxxxx; ijc+devicetree@xxxxxxxxxxxxxx > Cc: Hu Mingkai-B21284; Hou Zhiqiang-B48286 > Subject: [PATCH] powerpc/dts: Add DT alias for Freescale eSPI controller > > From: Hou Zhiqiang <B48286@xxxxxxxxxxxxx> > > Add aliases for eSPI device node to assign the alias id to the bus number > of spi_master. > > For the platforms used the device tree, the bus numbers are dynamically > assigned and are not predictable. However, sometimes it must be figured > out, e.g. using mtdparts in cmdline to specify the layout of spi flash. > > Signed-off-by: Hou Zhiqiang <B48286@xxxxxxxxxxxxx> > --- > arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/b4860si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/b4si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/mpc8536si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/mpc8536si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p1020si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p1020si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p1021si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p1021si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p1022si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p1022si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p1023si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p1023si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p2041si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p2041si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p3041si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p3041si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p4080si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p4080si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p5020si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p5020si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/p5040si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/p5040si-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/t1023si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/t102xsi-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/t104xsi-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/t2081si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/t208xsi-pre.dtsi | 1 + > arch/powerpc/boot/dts/fsl/t4240si-post.dtsi | 2 +- > arch/powerpc/boot/dts/fsl/t4240si-pre.dtsi | 1 + > 31 files changed, 31 insertions(+), 15 deletions(-) > > diff --git a/arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi > index 338af7e..7e164da 100644 > --- a/arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi > @@ -54,6 +54,7 @@ > dma0 = &dma0; > dma1 = &dma1; > sdhc = &sdhc; > + spi0 = &spi0; > }; > > > diff --git a/arch/powerpc/boot/dts/fsl/b4860si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/b4860si-pre.dtsi > index 1948f73..b6e1724 100644 > --- a/arch/powerpc/boot/dts/fsl/b4860si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/b4860si-pre.dtsi > @@ -54,6 +54,7 @@ > dma0 = &dma0; > dma1 = &dma1; > sdhc = &sdhc; > + spi0 = &spi0; > }; > > > diff --git a/arch/powerpc/boot/dts/fsl/b4si-post.dtsi > b/arch/powerpc/boot/dts/fsl/b4si-post.dtsi > index 603910a..6fbd651 100644 > --- a/arch/powerpc/boot/dts/fsl/b4si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/b4si-post.dtsi > @@ -439,7 +439,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/mpc8536si-post.dtsi > b/arch/powerpc/boot/dts/fsl/mpc8536si-post.dtsi > index c8b2daa..1c1c1fe 100644 > --- a/arch/powerpc/boot/dts/fsl/mpc8536si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/mpc8536si-post.dtsi > @@ -164,7 +164,7 @@ > /include/ "pq3-duart-0.dtsi" > > /include/ "pq3-espi-0.dtsi" > - spi@7000 { > + spi0: spi@7000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/mpc8536si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/mpc8536si-pre.dtsi > index 152906f..8a6b7e7 100644 > --- a/arch/powerpc/boot/dts/fsl/mpc8536si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/mpc8536si-pre.dtsi > @@ -51,6 +51,7 @@ > pci1 = &pci1; > pci2 = &pci2; > pci3 = &pci3; > + spi0 = &spi0; > }; > > cpus { > diff --git a/arch/powerpc/boot/dts/fsl/p1020si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p1020si-post.dtsi > index 642dc3a..2ee2c0f 100644 > --- a/arch/powerpc/boot/dts/fsl/p1020si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1020si-post.dtsi > @@ -127,7 +127,7 @@ > /include/ "pq3-duart-0.dtsi" > > /include/ "pq3-espi-0.dtsi" > - spi@7000 { > + spi0: spi@7000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p1020si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p1020si-pre.dtsi > index fed9c4c..e40eef8 100644 > --- a/arch/powerpc/boot/dts/fsl/p1020si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1020si-pre.dtsi > @@ -50,6 +50,7 @@ > ethernet2 = &enet2; > pci0 = &pci0; > pci1 = &pci1; > + spi0 = &spi0; > }; > > cpus { > diff --git a/arch/powerpc/boot/dts/fsl/p1021si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p1021si-post.dtsi > index 407cb5f..26ffcb5 100644 > --- a/arch/powerpc/boot/dts/fsl/p1021si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1021si-post.dtsi > @@ -127,7 +127,7 @@ > /include/ "pq3-duart-0.dtsi" > > /include/ "pq3-espi-0.dtsi" > - spi@7000 { > + spi0: spi@7000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p1021si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p1021si-pre.dtsi > index 36161b5..0e415f6 100644 > --- a/arch/powerpc/boot/dts/fsl/p1021si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1021si-pre.dtsi > @@ -50,6 +50,7 @@ > ethernet2 = &enet2; > pci0 = &pci0; > pci1 = &pci1; > + spi0 = &spi0; > }; > > cpus { > diff --git a/arch/powerpc/boot/dts/fsl/p1022si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p1022si-post.dtsi > index ebf2022..b220e3e 100644 > --- a/arch/powerpc/boot/dts/fsl/p1022si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1022si-post.dtsi > @@ -159,7 +159,7 @@ > /include/ "pq3-i2c-1.dtsi" > /include/ "pq3-duart-0.dtsi" > /include/ "pq3-espi-0.dtsi" > - spi@7000 { > + spi0: spi@7000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p1022si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p1022si-pre.dtsi > index 1956dea..84f3222 100644 > --- a/arch/powerpc/boot/dts/fsl/p1022si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1022si-pre.dtsi > @@ -50,6 +50,7 @@ > pci0 = &pci0; > pci1 = &pci1; > pci2 = &pci2; > + spi0 = &spi0; > }; > > cpus { > diff --git a/arch/powerpc/boot/dts/fsl/p1023si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p1023si-post.dtsi > index da6d3fc..d7f21c8 100644 > --- a/arch/powerpc/boot/dts/fsl/p1023si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1023si-post.dtsi > @@ -189,7 +189,7 @@ > /include/ "pq3-duart-0.dtsi" > > /include/ "pq3-espi-0.dtsi" > - spi@7000 { > + spi0: spi@7000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p1023si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p1023si-pre.dtsi > index 132a152..70601ec8 100644 > --- a/arch/powerpc/boot/dts/fsl/p1023si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p1023si-pre.dtsi > @@ -48,6 +48,7 @@ > pci0 = &pci0; > pci1 = &pci1; > pci2 = &pci2; > + spi0 = &spi0; > > crypto = &crypto; > sec_jr0 = &sec_jr0; > diff --git a/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi > index 04ad177..8edd2bc 100644 > --- a/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi > @@ -376,7 +376,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p2041si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p2041si-pre.dtsi > index b1ea147..476c032 100644 > --- a/arch/powerpc/boot/dts/fsl/p2041si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p2041si-pre.dtsi > @@ -53,6 +53,7 @@ > pci0 = &pci0; > pci1 = &pci1; > pci2 = &pci2; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > dma0 = &dma0; > diff --git a/arch/powerpc/boot/dts/fsl/p3041si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p3041si-post.dtsi > index 2cab18a..c38bf67 100644 > --- a/arch/powerpc/boot/dts/fsl/p3041si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p3041si-post.dtsi > @@ -403,7 +403,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p3041si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p3041si-pre.dtsi > index dc5f4b3..e7f290f 100644 > --- a/arch/powerpc/boot/dts/fsl/p3041si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p3041si-pre.dtsi > @@ -54,6 +54,7 @@ > pci1 = &pci1; > pci2 = &pci2; > pci3 = &pci3; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > dma0 = &dma0; > diff --git a/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi > index dfc76bc..15dd0c4 100644 > --- a/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p4080si-post.dtsi > @@ -475,7 +475,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p4080si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p4080si-pre.dtsi > index 38bde09..110d3bc 100644 > --- a/arch/powerpc/boot/dts/fsl/p4080si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p4080si-pre.dtsi > @@ -53,6 +53,7 @@ > pci0 = &pci0; > pci1 = &pci1; > pci2 = &pci2; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > dma0 = &dma0; > diff --git a/arch/powerpc/boot/dts/fsl/p5020si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p5020si-post.dtsi > index b77923a..110c8be 100644 > --- a/arch/powerpc/boot/dts/fsl/p5020si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p5020si-post.dtsi > @@ -390,7 +390,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p5020si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p5020si-pre.dtsi > index 1cc61e1..8b846ca 100644 > --- a/arch/powerpc/boot/dts/fsl/p5020si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p5020si-pre.dtsi > @@ -54,6 +54,7 @@ > pci1 = &pci1; > pci2 = &pci2; > pci3 = &pci3; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > dma0 = &dma0; > diff --git a/arch/powerpc/boot/dts/fsl/p5040si-post.dtsi > b/arch/powerpc/boot/dts/fsl/p5040si-post.dtsi > index 6d21452..5417439 100644 > --- a/arch/powerpc/boot/dts/fsl/p5040si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p5040si-post.dtsi > @@ -368,7 +368,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/p5040si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/p5040si-pre.dtsi > index b048a2b..028c11b 100644 > --- a/arch/powerpc/boot/dts/fsl/p5040si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/p5040si-pre.dtsi > @@ -53,6 +53,7 @@ > pci0 = &pci0; > pci1 = &pci1; > pci2 = &pci2; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > dma0 = &dma0; > diff --git a/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi > b/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi > index df1f068..a14d400 100644 > --- a/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi > @@ -284,7 +284,7 @@ > /include/ "elo3-dma-1.dtsi" > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/t102xsi-pre.dtsi > b/arch/powerpc/boot/dts/fsl/t102xsi-pre.dtsi > index 1f1a9f8..da656ae 100644 > --- a/arch/powerpc/boot/dts/fsl/t102xsi-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t102xsi-pre.dtsi > @@ -54,6 +54,7 @@ > pci0 = &pci0; > pci1 = &pci1; > pci2 = &pci2; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > sdhc = &sdhc; > diff --git a/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi > b/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi > index 9e9f7e2..a018639 100644 > --- a/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi > @@ -487,7 +487,7 @@ > /include/ "elo3-dma-0.dtsi" > /include/ "elo3-dma-1.dtsi" > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/t104xsi-pre.dtsi > b/arch/powerpc/boot/dts/fsl/t104xsi-pre.dtsi > index bbb7025..d1368ab 100644 > --- a/arch/powerpc/boot/dts/fsl/t104xsi-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t104xsi-pre.dtsi > @@ -53,6 +53,7 @@ > pci1 = &pci1; > pci2 = &pci2; > pci3 = &pci3; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > sdhc = &sdhc; > diff --git a/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi > b/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi > index 32c790a..3ea2adf 100644 > --- a/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t2081si-post.dtsi > @@ -591,7 +591,7 @@ > }; > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/t208xsi-pre.dtsi > b/arch/powerpc/boot/dts/fsl/t208xsi-pre.dtsi > index e71ceb0..ec87a0e 100644 > --- a/arch/powerpc/boot/dts/fsl/t208xsi-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t208xsi-pre.dtsi > @@ -55,6 +55,7 @@ > pci1 = &pci1; > pci2 = &pci2; > pci3 = &pci3; > + spi0 = &spi0; > usb0 = &usb0; > usb1 = &usb1; > dma0 = &dma0; > diff --git a/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > b/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > index d806360..978b16e 100644 > --- a/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t4240si-post.dtsi > @@ -1033,7 +1033,7 @@ > /include/ "elo3-dma-2.dtsi" > > /include/ "qoriq-espi-0.dtsi" > - spi@110000 { > + spi0: spi@110000 { > fsl,espi-num-chipselects = <4>; > }; > > diff --git a/arch/powerpc/boot/dts/fsl/t4240si-pre.dtsi > b/arch/powerpc/boot/dts/fsl/t4240si-pre.dtsi > index 261a3abb..be56195 100644 > --- a/arch/powerpc/boot/dts/fsl/t4240si-pre.dtsi > +++ b/arch/powerpc/boot/dts/fsl/t4240si-pre.dtsi > @@ -55,6 +55,7 @@ > pci1 = &pci1; > pci2 = &pci2; > pci3 = &pci3; > + spi0 = &spi0; > dma0 = &dma0; > dma1 = &dma1; > dma2 = &dma2; > -- > 2.1.0.27.g96db324 Thanks, Zhiqiang ?韬{.n?????%??檩??w?{.n????z谵{???塄}?财??j:+v?? ? ???2??璀??摺?囤??z夸z罐?+?????w棹f
