From: Peng Fan <peng.fan@xxxxxxx> There are two parts of i.MX93 OCOTP, with 1st part Fuse shadow block(fsb), 2nd part managed by ELE firmware. This binding doc supports both. Signed-off-by: Peng Fan <peng.fan@xxxxxxx> --- .../bindings/nvmem/imx-ocotp-ele.yaml | 65 +++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml diff --git a/Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml b/Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml new file mode 100644 index 000000000000..024594a2bcb4 --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/imx-ocotp-ele.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/nvmem/imx-ocotp-ele.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX9 On-Chip OTP Controller (OCOTP) + +maintainers: + - Peng Fan <peng.fan@xxxxxxx> + +allOf: + - $ref: nvmem.yaml# + +properties: + compatible: + oneOf: + - items: + - const: fsl,imx93-ocotp-fsb + - const: syscon + - items: + - const: fsl,imx93-ocotp-ele + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + clocks: + maxItems: 1 + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/imx6sx-clock.h> + + ocotp: efuse@21bc000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,imx6sx-ocotp", "syscon"; + reg = <0x021bc000 0x4000>; + clocks = <&clks IMX6SX_CLK_OCOTP>; + + cpu_speed_grade: speed-grade@10 { + reg = <0x10 4>; + }; + + tempmon_calib: calib@38 { + reg = <0x38 4>; + }; + + tempmon_temp_grade: temp-grade@20 { + reg = <0x20 4>; + }; + }; + +... -- 2.37.1
