[PATCH 2/3] firmware: dt: document lpc1850 boot ROM bindings
From: Joachim Eastwood <hidden>
Date: 2016-09-13 19:51:16
Also in:
linux-arm-kernel
Subsystem:
arm/freescale imx / mxc arm architecture, open firmware and flattened device tree bindings, the rest · Maintainers:
Frank Li, Sascha Hauer, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2016-09-23 · Re: [PATCH 2/3] firmware: dt: document lpc1850 boot ROM bindings · Joachim Eastwood <hidden>
- 2016-09-23 · Re: [PATCH 2/3] firmware: dt: document lpc1850 boot ROM bindings · Rob Herring <hidden>
Binding documentation for the NXP LPC boot ROM. Signed-off-by: Joachim Eastwood <redacted> --- .../devicetree/bindings/firmware/nxp,boot-rom.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/firmware/nxp,boot-rom.txt
diff --git a/Documentation/devicetree/bindings/firmware/nxp,boot-rom.txt b/Documentation/devicetree/bindings/firmware/nxp,boot-rom.txt
new file mode 100644
index 0000000..5f3a044
--- /dev/null
+++ b/Documentation/devicetree/bindings/firmware/nxp,boot-rom.txt@@ -0,0 +1,21 @@ +* NXP LPC boot ROM + +NXP LPC microcontrollers contains a boot ROM used to retrieve part information +and access internal Flash memory and OTP memory. Note that the Flash API is +not available on Flashless devices. + +Required properties: +- compatible: must contain the following: "nxp,lpc1850-boot-rom". +- reg: physical base address of the ROM and length of memory mapped region. +- syscon: handle to NXP CREG (Configuration Registers) syscon block. +- nvmem-cells: = handle to OTP memory cell which contain the part ID. +- nvmem-cell-names: must contain "PartID". + +Example: +boot_rom: firmware@10400000 { + compatible = "nxp,lpc1850-boot-rom"; + reg = <0x10400000 0x10000>; + syscon = <&creg>; + nvmem-cells = <&part_id>; + nvmem-cell-names = "PartID"; +};
--
2.9.3
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