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. > + > +properties: > + compatible: > + const: fsl,imx7-mipi-csi2 > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + minItems: 3 Do you need a maxItems too ? nits apart Reviewed-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> 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 >
