RE: [PATCH v2 1/2] Documentation: DT: vdma: Add clock support for vdma
Hi Rob, Thanks for the review... > -Original Message- > From: Rob Herring [mailto:r...@kernel.org] > Sent: Saturday, April 23, 2016 1:07 AM > To: Appana Durga Kedareswara Rao > Cc: pawel.m...@arm.com; mark.rutl...@arm.com; > ijc+devicet...@hellion.org.uk; ga...@codeaurora.org; Michal Simek > ; Soren Brinkmann ; > vinod.k...@intel.com; dan.j.willi...@intel.com; Appana Durga Kedareswara > Rao ; moritz.fisc...@ettus.com; > laurent.pinch...@ideasonboard.com; l...@debethencourt.com; Anirudha > Sarangi ; Punnaiah Choudary Kalluri > ; Shubhrajyoti Datta ; > devicet...@vger.kernel.org; linux-arm-ker...@lists.infradead.org; linux- > ker...@vger.kernel.org; dmaeng...@vger.kernel.org > Subject: Re: [PATCH v2 1/2] Documentation: DT: vdma: Add clock support for > vdma > > On Wed, Apr 20, 2016 at 05:13:18PM +0530, Kedareswara rao Appana wrote: > > This patch updates the binding doc with clock description for vdma. > > > > Signed-off-by: Kedareswara rao Appana > > --- > > Changes for v2: > > --> Listed down all the clocks supported by the h/w > > as suggested by the Datta. > > --> Used IP clock names instead of shortcut clock names. > > > > Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 8 > > > > 1 file changed, 8 insertions(+) > > > > diff --git > > a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > index fcc2b65..afe9eb7 100644 > > --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > @@ -21,6 +21,11 @@ Required properties: > > - dma-channel child node: Should have at least one channel and can have up > to > > two channels per device. This node specifies the properties of each > > DMA channel (see child node properties below). > > +- clocks: Input clock specifier. Refer to common clock bindings. > > +- clock-names: List of input clocks "s_axi_lite_aclk", "m_axi_mm2s_aclk" > > + "m_axi_s2mm_aclk", "m_axis_mm2s_aclk", "s_axis_s2mm_aclk" > > + (list of input cloks may vary based on the ip configuration. > > s/cloks/clocks/ > > > + see clock bindings for more info). > > This does not make sense. The common clock binding is going to tell me more > about how the clocks vary? I have fixed these comments in the other version (v4) you acked that patch... Regards, Kedar. > > You need to define here how the clocks can vary.
Re: [PATCH v2 1/2] Documentation: DT: vdma: Add clock support for vdma
On Wed, Apr 20, 2016 at 05:13:18PM +0530, Kedareswara rao Appana wrote: > This patch updates the binding doc with clock description > for vdma. > > Signed-off-by: Kedareswara rao Appana > --- > Changes for v2: > --> Listed down all the clocks supported by the h/w > as suggested by the Datta. > --> Used IP clock names instead of shortcut clock names. > > Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 8 > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > index fcc2b65..afe9eb7 100644 > --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > @@ -21,6 +21,11 @@ Required properties: > - dma-channel child node: Should have at least one channel and can have up to > two channels per device. This node specifies the properties of each > DMA channel (see child node properties below). > +- clocks: Input clock specifier. Refer to common clock bindings. > +- clock-names: List of input clocks "s_axi_lite_aclk", "m_axi_mm2s_aclk" > +"m_axi_s2mm_aclk", "m_axis_mm2s_aclk", "s_axis_s2mm_aclk" > +(list of input cloks may vary based on the ip configuration. s/cloks/clocks/ > + see clock bindings for more info). This does not make sense. The common clock binding is going to tell me more about how the clocks vary? You need to define here how the clocks can vary.
RE: [PATCH v2 1/2] Documentation: DT: vdma: Add clock support for vdma
Hi Soren, > -Original Message- > From: Sören Brinkmann [mailto:soren.brinkm...@xilinx.com] > Sent: Wednesday, April 20, 2016 7:58 PM > To: Appana Durga Kedareswara Rao > Cc: robh...@kernel.org; pawel.m...@arm.com; mark.rutl...@arm.com; > ijc+devicet...@hellion.org.uk; ga...@codeaurora.org; Michal Simek > ; vinod.k...@intel.com; dan.j.willi...@intel.com; > Appana Durga Kedareswara Rao ; > moritz.fisc...@ettus.com; laurent.pinch...@ideasonboard.com; > l...@debethencourt.com; Anirudha Sarangi ; Punnaiah > Choudary Kalluri ; Shubhrajyoti Datta > ; devicet...@vger.kernel.org; linux-arm- > ker...@lists.infradead.org; linux-kernel@vger.kernel.org; > dmaeng...@vger.kernel.org > Subject: Re: [PATCH v2 1/2] Documentation: DT: vdma: Add clock support for > vdma > > On Wed, 2016-04-20 at 17:13:18 +0530, Kedareswara rao Appana wrote: > > This patch updates the binding doc with clock description for vdma. > > > > Signed-off-by: Kedareswara rao Appana > > --- > > Changes for v2: > > --> Listed down all the clocks supported by the h/w > > as suggested by the Datta. > > --> Used IP clock names instead of shortcut clock names. > > > > Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 8 > > > > 1 file changed, 8 insertions(+) > > > > diff --git > > a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > index fcc2b65..afe9eb7 100644 > > --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > > @@ -21,6 +21,11 @@ Required properties: > > - dma-channel child node: Should have at least one channel and can have up > to > > two channels per device. This node specifies the properties of each > > DMA channel (see child node properties below). > > +- clocks: Input clock specifier. Refer to common clock bindings. > > +- clock-names: List of input clocks "s_axi_lite_aclk", "m_axi_mm2s_aclk" > > + "m_axi_s2mm_aclk", "m_axis_mm2s_aclk", "s_axis_s2mm_aclk" > > + (list of input cloks may vary based on the ip configuration. > > s/cloks/clocks Ok will fix in next version... > > Acked-by: Sören Brinkmann Thanks for the ack... Regards, Kedar. > > Sören
Re: [PATCH v2 1/2] Documentation: DT: vdma: Add clock support for vdma
On Wed, 2016-04-20 at 17:13:18 +0530, Kedareswara rao Appana wrote: > This patch updates the binding doc with clock description > for vdma. > > Signed-off-by: Kedareswara rao Appana > --- > Changes for v2: > --> Listed down all the clocks supported by the h/w > as suggested by the Datta. > --> Used IP clock names instead of shortcut clock names. > > Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 8 > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > index fcc2b65..afe9eb7 100644 > --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > @@ -21,6 +21,11 @@ Required properties: > - dma-channel child node: Should have at least one channel and can have up to > two channels per device. This node specifies the properties of each > DMA channel (see child node properties below). > +- clocks: Input clock specifier. Refer to common clock bindings. > +- clock-names: List of input clocks "s_axi_lite_aclk", "m_axi_mm2s_aclk" > +"m_axi_s2mm_aclk", "m_axis_mm2s_aclk", "s_axis_s2mm_aclk" > +(list of input cloks may vary based on the ip configuration. s/cloks/clocks Acked-by: Sören Brinkmann Sören
[PATCH v2 1/2] Documentation: DT: vdma: Add clock support for vdma
This patch updates the binding doc with clock description
for vdma.
Signed-off-by: Kedareswara rao Appana
---
Changes for v2:
--> Listed down all the clocks supported by the h/w
as suggested by the Datta.
--> Used IP clock names instead of shortcut clock names.
Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 8
1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
index fcc2b65..afe9eb7 100644
--- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
+++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
@@ -21,6 +21,11 @@ Required properties:
- dma-channel child node: Should have at least one channel and can have up to
two channels per device. This node specifies the properties of each
DMA channel (see child node properties below).
+- clocks: Input clock specifier. Refer to common clock bindings.
+- clock-names: List of input clocks "s_axi_lite_aclk", "m_axi_mm2s_aclk"
+ "m_axi_s2mm_aclk", "m_axis_mm2s_aclk", "s_axis_s2mm_aclk"
+ (list of input cloks may vary based on the ip configuration.
+ see clock bindings for more info).
Required properties for VDMA:
- xlnx,num-fstores: Should be the number of framebuffers as configured in h/w.
@@ -60,6 +65,9 @@ axi_vdma_0: axivdma@4003 {
xlnx,num-fstores = <0x8>;
xlnx,flush-fsync = <0x1>;
xlnx,addrwidth = <0x20>;
+ clocks = <&clk 0>, <&clk 1>, <&clk 2>, <&clk 3>, <&clk 4>;
+ clock-names = "s_axi_lite_aclk", "m_axi_mm2s_aclk", "m_axi_s2mm_aclk",
+ "m_axis_mm2s_aclk", "s_axis_s2mm_aclk";
dma-channel@4003 {
compatible = "xlnx,axi-vdma-mm2s-channel";
interrupts = < 0 54 4 >;
--
2.1.2
