Re: [PATCH v4 1/6] dt-bindindgs: clock: nxp: support i.MX95 VPU CSR module
From: Rob Herring <robh@kernel.org>
Date: 2024-03-15 16:54:24
Also in:
imx, linux-clk, linux-devicetree, lkml
On Thu, Mar 14, 2024 at 09:25:10PM +0800, Peng Fan (OSS) wrote:
quoted hunk ↗ jump to hunk
From: Peng Fan <peng.fan@nxp.com> The i.MX95 VPU_CSR contains control and status registers for VPU status, pending transaction status, and clock gating controls. This patch is to add clock features for VPU CSR. Signed-off-by: Peng Fan <peng.fan@nxp.com> --- .../bindings/clock/nxp,imx95-vpu-csr.yaml | 50 ++++++++++++++++++++++ include/dt-bindings/clock/nxp,imx95-clock.h | 14 ++++++ 2 files changed, 64 insertions(+)diff --git a/Documentation/devicetree/bindings/clock/nxp,imx95-vpu-csr.yaml b/Documentation/devicetree/bindings/clock/nxp,imx95-vpu-csr.yaml new file mode 100644 index 000000000000..4a1c6dcfe3f8 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/nxp,imx95-vpu-csr.yaml@@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/nxp,imx95-vpu-csr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX95 VPUMIX Block Control + +maintainers: + - Peng Fan <peng.fan@nxp.com> + +properties: + compatible: + items: + - const: nxp,imx95-vpu-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-vpu-csr", "syscon"; + reg = <0x4c410000 0x10000>; + #clock-cells = <1>; + clocks = <&scmi_clk 114>; + power-domains = <&scmi_devpd 21>; + }; +...diff --git a/include/dt-bindings/clock/nxp,imx95-clock.h b/include/dt-bindings/clock/nxp,imx95-clock.h new file mode 100644 index 000000000000..9d8f0a6d12d0 --- /dev/null +++ b/include/dt-bindings/clock/nxp,imx95-clock.h@@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ +/* + * Copyright 2024 NXP + */ + +#ifndef __DT_BINDINGS_CLOCK_IMX95_H +#define __DT_BINDINGS_CLOCK_IMX95_H + +#define IMX95_CLK_VPUBLK_WAVE 0 +#define IMX95_CLK_VPUBLK_JPEG_ENC 1 +#define IMX95_CLK_VPUBLK_JPEG_DEC 2 +#define IMX95_CLK_VPUBLK_END 3
If this number can change, then it is not ABI and doesn't go in this header. With that dropped, Reviewed-by: Rob Herring <robh@kernel.org> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel