Message ID | 1392276554-10368-1-git-send-email-harninder.rai@freescale.com |
---|---|
State | Superseded, archived |
Headers | show |
On Thu, 2014-02-13 at 12:59 +0530, Harninder Rai wrote: > Missing bindings were found on running checkpatch.pl on bsc9132 > device tree. This patch add/update the following > > - Add bindings for L2 cache controller > - Add bindings for memory controller > - Update bindings for USB controller > > Signed-off-by: Harninder Rai <harninder.rai@freescale.com> > --- > Changes since base version: > Incorporated Scott's comments > - Rename l2cc.txt to l2cache.txt > - Add information about ePAPR compliance > - Add missing "cache" in compatible > - Miscellaneous minors > > .../devicetree/bindings/powerpc/fsl/l2cache.txt | 26 ++++++++++++++++++++ > .../devicetree/bindings/powerpc/fsl/mem-ctrlr.txt | 16 ++++++++++++ > Documentation/devicetree/bindings/usb/fsl-usb.txt | 2 + > 3 files changed, 44 insertions(+), 0 deletions(-) > create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt > create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt > > diff --git a/Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt b/Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt > new file mode 100644 > index 0000000..79ef4a1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt > @@ -0,0 +1,26 @@ > +Freescale L2 Cache Controller > + > +L2 cache is present in Freescale's QorIQ and QorIQ Qonverge platforms. > +The cache bindings explained below are ePAPR compliant > + > +Required Properties: > + > +- compatible : Should include "fsl,chip-l2-cache-controller" and "cache" > + where chip is the processor (bsc9132, npc8572 etc.) > +- reg : Address and size of L2 cache controller registers > +- cache-size : Size of the entire L2 cache > +- interrupts : Error interrupt of L2 controller > + > +Optional Properties: > + > +- cache-line-size : Size of L2 cache lines cache-line-size is required as per ePAPR. > diff --git a/Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt b/Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt > new file mode 100644 > index 0000000..70b42bb > --- /dev/null > +++ b/Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt > @@ -0,0 +1,16 @@ > +Freescale DDR memory controller > + > +Properties: > + > +- compatible : Should include "fsl,chip-memory-controller" where > + chip is the processor (bsc9132, mpc8572 etc.) Please also cover newer device trees that use "fsl,qoriq-memory-controller" and don't have "fsl,CHIP-memory-controller" (they also use a variant with the block version, but since the block version is readable in a register I don't think it's necessary to specify that here). > diff --git a/Documentation/devicetree/bindings/usb/fsl-usb.txt b/Documentation/devicetree/bindings/usb/fsl-usb.txt > index bd5723f..afa5809 100644 > --- a/Documentation/devicetree/bindings/usb/fsl-usb.txt > +++ b/Documentation/devicetree/bindings/usb/fsl-usb.txt > @@ -9,6 +9,8 @@ Required properties : > - compatible : Should be "fsl-usb2-mph" for multi port host USB > controllers, or "fsl-usb2-dr" for dual role USB controllers > or "fsl,mpc5121-usb2-dr" for dual role USB controllers of MPC5121 > + Wherever applicable, the IP version of the USB controller should > + also be mentioned (for eg. fsl-usb2-dr-v2.2 for bsc9132). Please terminate the previous sentence with a period. -Scott -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt b/Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt new file mode 100644 index 0000000..79ef4a1 --- /dev/null +++ b/Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt @@ -0,0 +1,26 @@ +Freescale L2 Cache Controller + +L2 cache is present in Freescale's QorIQ and QorIQ Qonverge platforms. +The cache bindings explained below are ePAPR compliant + +Required Properties: + +- compatible : Should include "fsl,chip-l2-cache-controller" and "cache" + where chip is the processor (bsc9132, npc8572 etc.) +- reg : Address and size of L2 cache controller registers +- cache-size : Size of the entire L2 cache +- interrupts : Error interrupt of L2 controller + +Optional Properties: + +- cache-line-size : Size of L2 cache lines + +Example: + + L2: l2-cache-controller@20000 { + compatible = "fsl,bsc9132-l2-cache-controller", "cache"; + reg = <0x20000 0x1000>; + cache-line-size = <32>; // 32 bytes + cache-size = <0x40000>; // L2,256K + interrupts = <16 2 1 0>; + }; diff --git a/Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt b/Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt new file mode 100644 index 0000000..70b42bb --- /dev/null +++ b/Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt @@ -0,0 +1,16 @@ +Freescale DDR memory controller + +Properties: + +- compatible : Should include "fsl,chip-memory-controller" where + chip is the processor (bsc9132, mpc8572 etc.) +- reg : Address and size of DDR controller registers +- interrupts : Error interrupt of DDR controller + +Example: + + memory-controller@2000 { + compatible = "fsl,bsc9132-memory-controller"; + reg = <0x2000 0x1000>; + interrupts = <16 2 1 8>; + }; diff --git a/Documentation/devicetree/bindings/usb/fsl-usb.txt b/Documentation/devicetree/bindings/usb/fsl-usb.txt index bd5723f..afa5809 100644 --- a/Documentation/devicetree/bindings/usb/fsl-usb.txt +++ b/Documentation/devicetree/bindings/usb/fsl-usb.txt @@ -9,6 +9,8 @@ Required properties : - compatible : Should be "fsl-usb2-mph" for multi port host USB controllers, or "fsl-usb2-dr" for dual role USB controllers or "fsl,mpc5121-usb2-dr" for dual role USB controllers of MPC5121 + Wherever applicable, the IP version of the USB controller should + also be mentioned (for eg. fsl-usb2-dr-v2.2 for bsc9132). - phy_type : For multi port host USB controllers, should be one of "ulpi", or "serial". For dual role USB controllers, should be one of "ulpi", "utmi", "utmi_wide", or "serial".
Missing bindings were found on running checkpatch.pl on bsc9132 device tree. This patch add/update the following - Add bindings for L2 cache controller - Add bindings for memory controller - Update bindings for USB controller Signed-off-by: Harninder Rai <harninder.rai@freescale.com> --- Changes since base version: Incorporated Scott's comments - Rename l2cc.txt to l2cache.txt - Add information about ePAPR compliance - Add missing "cache" in compatible - Miscellaneous minors .../devicetree/bindings/powerpc/fsl/l2cache.txt | 26 ++++++++++++++++++++ .../devicetree/bindings/powerpc/fsl/mem-ctrlr.txt | 16 ++++++++++++ Documentation/devicetree/bindings/usb/fsl-usb.txt | 2 + 3 files changed, 44 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/mem-ctrlr.txt