Hi Jacopo, Thanks for the review. On Wed, Oct 21, 2020 at 05:50:16PM +0200, Jacopo Mondi wrote: > Hi Rui, > > On Tue, Oct 20, 2020 at 08:00:51PM +0100, Rui Miguel Silva wrote: > > Convert imx7 mipi csi2 bindings documentation to yaml schema, remove > > the textual document and update MAINTAINERS entry. > > > > Signed-off-by: Rui Miguel Silva <rmfrfs@xxxxxxxxx> > > --- > > > > v4 -> v5: > > Rob Herring: > > https://lore.kernel.org/linux-media/20201020153044.GA875273@bogus/ > > - fix indentation of oneOf items const > > > > .../bindings/media/imx7-mipi-csi2.txt | 90 --------- > > .../bindings/media/nxp,imx7-mipi-csi2.yaml | 172 ++++++++++++++++++ > > MAINTAINERS | 2 +- > > 3 files changed, 173 insertions(+), 91 deletions(-) > > delete mode 100644 Documentation/devicetree/bindings/media/imx7-mipi-csi2.txt > > create mode 100644 Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml > > > > diff --git a/Documentation/devicetree/bindings/media/imx7-mipi-csi2.txt b/Documentation/devicetree/bindings/media/imx7-mipi-csi2.txt > > deleted file mode 100644 > > index 71fd74ed3ec8..000000000000 > > --- a/Documentation/devicetree/bindings/media/imx7-mipi-csi2.txt > > +++ /dev/null > > @@ -1,90 +0,0 @@ > > -Freescale i.MX7 Mipi CSI2 > > -========================= > > - > > -mipi_csi2 node > > --------------- > > - > > -This is the device node for the MIPI CSI-2 receiver core in i.MX7 SoC. It is > > -compatible with previous version of Samsung D-phy. > > - > > -Required properties: > > - > > -- compatible : "fsl,imx7-mipi-csi2"; > > -- reg : base address and length of the register set for the device; > > -- interrupts : should contain MIPI CSIS interrupt; > > -- clocks : list of clock specifiers, see > > - Documentation/devicetree/bindings/clock/clock-bindings.txt for details; > > -- clock-names : must contain "pclk", "wrap" and "phy" entries, matching > > - entries in the clock property; > > -- power-domains : a phandle to the power domain, see > > - Documentation/devicetree/bindings/power/power_domain.txt for details. > > -- reset-names : should include following entry "mrst"; > > -- resets : a list of phandle, should contain reset entry of > > - reset-names; > > -- phy-supply : from the generic phy bindings, a phandle to a regulator that > > - provides power to MIPI CSIS core; > > - > > -Optional properties: > > - > > -- clock-frequency : The IP's main (system bus) clock frequency in Hz, default > > - value when this property is not specified is 166 MHz; > > -- fsl,csis-hs-settle : differential receiver (HS-RX) settle time; > > - > > -The device node should contain two 'port' child nodes with one child 'endpoint' > > -node, according to the bindings defined in: > > - Documentation/devicetree/bindings/ media/video-interfaces.txt. > > - The following are properties specific to those nodes. > > - > > -port node > > ---------- > > - > > -- reg : (required) can take the values 0 or 1, where 0 shall be > > - related to the sink port and port 1 shall be the source > > - one; > > - > > -endpoint node > > -------------- > > - > > -- data-lanes : (required) an array specifying active physical MIPI-CSI2 > > - data input lanes and their mapping to logical lanes; this > > - shall only be applied to port 0 (sink port), the array's > > - content is unused only its length is meaningful, > > - in this case the maximum length supported is 2; > > - > > -example: > > - > > - mipi_csi: mipi-csi@30750000 { > > - #address-cells = <1>; > > - #size-cells = <0>; > > - > > - compatible = "fsl,imx7-mipi-csi2"; > > - reg = <0x30750000 0x10000>; > > - interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; > > - clocks = <&clks IMX7D_IPG_ROOT_CLK>, > > - <&clks IMX7D_MIPI_CSI_ROOT_CLK>, > > - <&clks IMX7D_MIPI_DPHY_ROOT_CLK>; > > - clock-names = "pclk", "wrap", "phy"; > > - clock-frequency = <166000000>; > > - power-domains = <&pgc_mipi_phy>; > > - phy-supply = <®_1p0d>; > > - resets = <&src IMX7_RESET_MIPI_PHY_MRST>; > > - reset-names = "mrst"; > > - fsl,csis-hs-settle = <3>; > > - > > - port@0 { > > - reg = <0>; > > - > > - mipi_from_sensor: endpoint { > > - remote-endpoint = <&ov2680_to_mipi>; > > - data-lanes = <1>; > > - }; > > - }; > > - > > - port@1 { > > - reg = <1>; > > - > > - mipi_vc0_to_csi_mux: endpoint { > > - remote-endpoint = <&csi_mux_from_mipi_vc0>; > > - }; > > - }; > > - }; > > diff --git a/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml > > new file mode 100644 > > index 000000000000..309af5805d74 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml > > @@ -0,0 +1,172 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/media/nxp,imx7-mipi-csi2.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: NXP i.MX7 Mipi CSI2 > > + > > +maintainers: > > + - Rui Miguel Silva <rmfrfs@xxxxxxxxx> > > + > > +description: | > > + This is the device node for the mipi csi-2 receiver core in i.mx7 soc. It is > > + compatible with previous version of samsung d-phy. > > To be picky, mipi and csi-2 should be spelled with capital letters. > Probably i.MX7 too. yeah, I normally skip that part but it is important, will fix this in next version. > > > + > > +properties: > > + compatible: > > + const: fsl,imx7-mipi-csi2 > > + > > + reg: > > + maxItems: 1 > > + > > + interrupts: > > + maxItems: 1 > > + > > + clocks: > > + minItems: 3 > > Do you need a maxItems too ? sure, thanks. > > nits apart > Reviewed-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> Thanks, Should I use this tag with renesas mail or the other that you already used in the other patches? I think the later makes more sense. ------ Cheers, Rui > > Thanks > j > > > + > > + clock-names: > > + items: > > + - const: pclk > > + - const: wrap > > + - const: phy > > + > > + power-domains: > > + maxItems: 1 > > + > > + phy-supply: > > + description: > > + Phandle to a regulator that provides power to the PHY. This > > + regulator will be managed during the PHY power on/off sequence. > > + > > + resets: > > + maxItems: 1 > > + > > + reset-names: > > + const: mrst > > + > > + clock-frequency: > > + description: > > + The IP main (system bus) clock frequency in Hertz > > + default: 166000000 > > + > > + fsl,csis-hs-settle: > > + $ref: /schemas/types.yaml#/definitions/uint32 > > + description: > > + Differential receiver (HS-RX) settle time > > + > > + ports: > > + type: object > > + description: > > + A node containing input and output port nodes with endpoint definitions > > + as documented in > > + Documentation/devicetree/bindings/media/video-interfaces.txt > > + > > + properties: > > + '#address-cells': > > + const: 1 > > + > > + '#size-cells': > > + const: 0 > > + > > + port@0: > > + type: object > > + description: > > + Input port node, single endpoint describing the CSI-2 transmitter. > > + > > + properties: > > + reg: > > + const: 0 > > + > > + endpoint: > > + type: object > > + > > + properties: > > + data-lanes: > > + $ref: /schemas/types.yaml#/definitions/uint32-array > > + description: See ../video-interfaces.txt > > + oneOf: > > + - items: > > + - const: 1 > > + - items: > > + - const: 1 > > + - const: 2 > > + > > + remote-endpoint: true > > + > > + required: > > + - data-lanes > > + - remote-endpoint > > + > > + additionalProperties: false > > + > > + additionalProperties: false > > + > > + port@1: > > + type: object > > + description: > > + Output port node > > + > > +required: > > + - compatible > > + - reg > > + - interrupts > > + - clocks > > + - clock-names > > + - power-domains > > + - phy-supply > > + - resets > > + - reset-names > > + - ports > > + > > +additionalProperties: false > > + > > +examples: > > + - | > > + #include <dt-bindings/clock/imx7d-clock.h> > > + #include <dt-bindings/interrupt-controller/arm-gic.h> > > + #include <dt-bindings/interrupt-controller/irq.h> > > + #include <dt-bindings/reset/imx7-reset.h> > > + > > + mipi_csi: mipi-csi@30750000 { > > + compatible = "fsl,imx7-mipi-csi2"; > > + reg = <0x30750000 0x10000>; > > + interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; > > + > > + clocks = <&clks IMX7D_IPG_ROOT_CLK>, > > + <&clks IMX7D_MIPI_CSI_ROOT_CLK>, > > + <&clks IMX7D_MIPI_DPHY_ROOT_CLK>; > > + clock-names = "pclk", "wrap", "phy"; > > + clock-frequency = <166000000>; > > + > > + power-domains = <&pgc_mipi_phy>; > > + phy-supply = <®_1p0d>; > > + resets = <&src IMX7_RESET_MIPI_PHY_MRST>; > > + reset-names = "mrst"; > > + fsl,csis-hs-settle = <3>; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@0 { > > + reg = <0>; > > + > > + mipi_from_sensor: endpoint { > > + remote-endpoint = <&ov2680_to_mipi>; > > + data-lanes = <1>; > > + }; > > + }; > > + > > + port@1 { > > + reg = <1>; > > + > > + mipi_vc0_to_csi_mux: endpoint { > > + remote-endpoint = <&csi_mux_from_mipi_vc0>; > > + }; > > + }; > > + }; > > + }; > > + > > +... > > diff --git a/MAINTAINERS b/MAINTAINERS > > index 557713b3ee95..34e53a1570aa 100644 > > --- a/MAINTAINERS > > +++ b/MAINTAINERS > > @@ -10779,8 +10779,8 @@ L: linux-media@xxxxxxxxxxxxxxx > > S: Maintained > > T: git git://linuxtv.org/media_tree.git > > F: Documentation/admin-guide/media/imx7.rst > > -F: Documentation/devicetree/bindings/media/imx7-mipi-csi2.txt > > F: Documentation/devicetree/bindings/media/nxp,imx7-csi.yaml > > +F: Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml > > F: drivers/staging/media/imx/imx7-media-csi.c > > F: drivers/staging/media/imx/imx7-mipi-csis.c > > > > -- > > 2.28.0 > >
