| Message ID | 20240314-imx95-blk-ctl-v4-4-d23de23b6ff2@nxp.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add support i.MX95 BLK CTL module clock features | expand |
On Thu, Mar 14, 2024 at 09:25:13PM +0800, Peng Fan (OSS) wrote: > From: Peng Fan <peng.fan@nxp.com> > > The i.MX95 LVDS_CSR provides clock gate controls for the LVDS units, LVDS > PHY and Pixel Mapper blocks. Add dt-binding for it. > > Signed-off-by: Peng Fan <peng.fan@nxp.com> > --- > .../bindings/clock/nxp,imx95-lvds-csr.yaml | 50 ++++++++++++++++++++++ > include/dt-bindings/clock/nxp,imx95-clock.h | 7 +++ > 2 files changed, 57 insertions(+) > > diff --git a/Documentation/devicetree/bindings/clock/nxp,imx95-lvds-csr.yaml b/Documentation/devicetree/bindings/clock/nxp,imx95-lvds-csr.yaml > new file mode 100644 > index 000000000000..e04f0ca4f588 > --- /dev/null > +++ b/Documentation/devicetree/bindings/clock/nxp,imx95-lvds-csr.yaml > @@ -0,0 +1,50 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/clock/nxp,imx95-lvds-csr.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: NXP i.MX95 Display LVDS Block Control > + > +maintainers: > + - Peng Fan <peng.fan@nxp.com> > + > +properties: > + compatible: > + items: > + - const: nxp,imx95-lvds-csr > + - const: syscon > + > + reg: > + maxItems: 1 > + > + power-domains: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > + '#clock-cells': > + const: 1 > + description: > + The clock consumer should specify the desired clock by having the clock > + ID in its "clocks" phandle cell. See > + include/dt-bindings/clock/nxp,imx95-clock.h > + > +required: > + - compatible > + - reg > + - '#clock-cells' How are clocks and power-domains optional? > + > +additionalProperties: false > + > +examples: > + - | > + syscon@4c410000 { > + compatible = "nxp,imx95-lvds-csr", "syscon"; > + reg = <0x4c410000 0x10000>; > + #clock-cells = <1>; > + clocks = <&scmi_clk 75>; > + power-domains = <&scmi_devpd 13>; > + }; > +... > diff --git a/include/dt-bindings/clock/nxp,imx95-clock.h b/include/dt-bindings/clock/nxp,imx95-clock.h > index c671c4dbb4d5..e642a54c81a0 100644 > --- a/include/dt-bindings/clock/nxp,imx95-clock.h > +++ b/include/dt-bindings/clock/nxp,imx95-clock.h > @@ -18,4 +18,11 @@ > #define IMX95_CLK_CAMBLK_ISP 4 > #define IMX95_CLK_CAMBLK_END 5 > > +#define IMX95_CLK_DISPMIX_LVDS_PHY_DIV 0 > +#define IMX95_CLK_DISPMIX_LVDS_CH0_GATE 1 > +#define IMX95_CLK_DISPMIX_LVDS_CH1_GATE 2 > +#define IMX95_CLK_DISPMIX_PIX_DI0_GATE 3 > +#define IMX95_CLK_DISPMIX_PIX_DI1_GATE 4 > +#define IMX95_CLK_DISPMIX_LVDS_CSR_END 5 Same issue here.
diff --git a/Documentation/devicetree/bindings/clock/nxp,imx95-lvds-csr.yaml b/Documentation/devicetree/bindings/clock/nxp,imx95-lvds-csr.yaml new file mode 100644 index 000000000000..e04f0ca4f588 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/nxp,imx95-lvds-csr.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/nxp,imx95-lvds-csr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX95 Display LVDS Block Control + +maintainers: + - Peng Fan <peng.fan@nxp.com> + +properties: + compatible: + items: + - const: nxp,imx95-lvds-csr + - const: syscon + + reg: + maxItems: 1 + + power-domains: + maxItems: 1 + + clocks: + maxItems: 1 + + '#clock-cells': + const: 1 + description: + The clock consumer should specify the desired clock by having the clock + ID in its "clocks" phandle cell. See + include/dt-bindings/clock/nxp,imx95-clock.h + +required: + - compatible + - reg + - '#clock-cells' + +additionalProperties: false + +examples: + - | + syscon@4c410000 { + compatible = "nxp,imx95-lvds-csr", "syscon"; + reg = <0x4c410000 0x10000>; + #clock-cells = <1>; + clocks = <&scmi_clk 75>; + power-domains = <&scmi_devpd 13>; + }; +... diff --git a/include/dt-bindings/clock/nxp,imx95-clock.h b/include/dt-bindings/clock/nxp,imx95-clock.h index c671c4dbb4d5..e642a54c81a0 100644 --- a/include/dt-bindings/clock/nxp,imx95-clock.h +++ b/include/dt-bindings/clock/nxp,imx95-clock.h @@ -18,4 +18,11 @@ #define IMX95_CLK_CAMBLK_ISP 4 #define IMX95_CLK_CAMBLK_END 5 +#define IMX95_CLK_DISPMIX_LVDS_PHY_DIV 0 +#define IMX95_CLK_DISPMIX_LVDS_CH0_GATE 1 +#define IMX95_CLK_DISPMIX_LVDS_CH1_GATE 2 +#define IMX95_CLK_DISPMIX_PIX_DI0_GATE 3 +#define IMX95_CLK_DISPMIX_PIX_DI1_GATE 4 +#define IMX95_CLK_DISPMIX_LVDS_CSR_END 5 + #endif /* __DT_BINDINGS_CLOCK_IMX95_H */