linux/Documentation/devicetree/bindings/serial/renesas,hscif.yaml
Linus Torvalds a99163e9e7 Devicetree updates for v5.12:
- Sync dtc to upstream version v1.6.0-51-g183df9e9c2b9 and build
   host fdtoverlay
 
 - Add kbuild support to build DT overlays (%.dtbo)
 
 - Drop NULLifying match table in of_match_device(). In preparation for
   this, there are several driver cleanups to use
   (of_)?device_get_match_data().
 
 - Drop pointless wrappers from DT struct device API
 
 - Convert USB binding schemas to use graph schema and remove old plain
   text graph binding doc
 
 - Convert spi-nor and v3d GPU bindings to DT schema
 
 - Tree wide schema fixes for if/then schemas, array size constraints,
   and undocumented compatible strings in examples
 
 - Handle 'no-map' correctly for already reserved memblock regions
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Merge tag 'devicetree-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:

 - Sync dtc to upstream version v1.6.0-51-g183df9e9c2b9 and build host
   fdtoverlay

 - Add kbuild support to build DT overlays (%.dtbo)

 - Drop NULLifying match table in of_match_device().

   In preparation for this, there are several driver cleanups to use
   (of_)?device_get_match_data().

 - Drop pointless wrappers from DT struct device API

 - Convert USB binding schemas to use graph schema and remove old plain
   text graph binding doc

 - Convert spi-nor and v3d GPU bindings to DT schema

 - Tree wide schema fixes for if/then schemas, array size constraints,
   and undocumented compatible strings in examples

 - Handle 'no-map' correctly for already reserved memblock regions

* tag 'devicetree-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (35 commits)
  driver core: platform: Drop of_device_node_put() wrapper
  of: Remove of_dev_{get,put}()
  dt-bindings: usb: Change descibe to describe in usbmisc-imx.txt
  dt-bindings: can: rcar_canfd: Group tuples in pin control properties
  dt-bindings: power: renesas,apmu: Group tuples in cpus properties
  dt-bindings: mtd: spi-nor: Convert to DT schema format
  dt-bindings: Use portable sort for version cmp
  dt-bindings: ethernet-controller: fix fixed-link specification
  dt-bindings: irqchip: Add node name to PRUSS INTC
  dt-bindings: interconnect: Fix the expected number of cells
  dt-bindings: Fix errors in 'if' schemas
  dt-bindings: iommu: renesas,ipmmu-vmsa: Make 'power-domains' conditionally required
  dt-bindings: Fix undocumented compatible strings in examples
  kbuild: Add support to build overlays (%.dtbo)
  scripts: dtc: Remove the unused fdtdump.c file
  scripts: dtc: Build fdtoverlay tool
  scripts/dtc: Update to upstream version v1.6.0-51-g183df9e9c2b9
  scripts: dtc: Fetch fdtoverlay.c from external DTC project
  dt-bindings: thermal: sun8i: Fix misplaced schema keyword in compatible strings
  dt-bindings: iio: dac: Fix AD5686 references
  ...
2021-02-22 10:05:12 -08:00

143 lines
4.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/serial/renesas,hscif.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Renesas High Speed Serial Communication Interface with FIFO (HSCIF)
maintainers:
- Geert Uytterhoeven <geert+renesas@glider.be>
allOf:
- $ref: serial.yaml#
properties:
compatible:
oneOf:
- items:
- enum:
- renesas,hscif-r8a7778 # R-Car M1
- renesas,hscif-r8a7779 # R-Car H1
- const: renesas,rcar-gen1-hscif # R-Car Gen1
- const: renesas,hscif # generic HSCIF compatible UART
- items:
- enum:
- renesas,hscif-r8a7742 # RZ/G1H
- renesas,hscif-r8a7743 # RZ/G1M
- renesas,hscif-r8a7744 # RZ/G1N
- renesas,hscif-r8a7745 # RZ/G1E
- renesas,hscif-r8a77470 # RZ/G1C
- renesas,hscif-r8a7790 # R-Car H2
- renesas,hscif-r8a7791 # R-Car M2-W
- renesas,hscif-r8a7792 # R-Car V2H
- renesas,hscif-r8a7793 # R-Car M2-N
- renesas,hscif-r8a7794 # R-Car E2
- const: renesas,rcar-gen2-hscif # R-Car Gen2 and RZ/G1
- const: renesas,hscif # generic HSCIF compatible UART
- items:
- enum:
- renesas,hscif-r8a774a1 # RZ/G2M
- renesas,hscif-r8a774b1 # RZ/G2N
- renesas,hscif-r8a774c0 # RZ/G2E
- renesas,hscif-r8a774e1 # RZ/G2H
- renesas,hscif-r8a7795 # R-Car H3
- renesas,hscif-r8a7796 # R-Car M3-W
- renesas,hscif-r8a77961 # R-Car M3-W+
- renesas,hscif-r8a77965 # R-Car M3-N
- renesas,hscif-r8a77970 # R-Car V3M
- renesas,hscif-r8a77980 # R-Car V3H
- renesas,hscif-r8a77990 # R-Car E3
- renesas,hscif-r8a77995 # R-Car D3
- renesas,hscif-r8a779a0 # R-Car V3U
- const: renesas,rcar-gen3-hscif # R-Car Gen3 and RZ/G2
- const: renesas,hscif # generic HSCIF compatible UART
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 1
maxItems: 4
clock-names:
minItems: 1
maxItems: 4
items:
enum:
- fck # UART functional clock
- hsck # optional external clock input
- brg_int # optional internal clock source for BRG frequency divider
- scif_clk # optional external clock source for BRG frequency divider
power-domains:
maxItems: 1
resets:
maxItems: 1
dmas:
minItems: 2
maxItems: 4
description:
Must contain a list of pairs of references to DMA specifiers, one for
transmission, and one for reception.
dma-names:
minItems: 2
maxItems: 4
items:
enum:
- tx
- rx
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- power-domains
unevaluatedProperties: false
if:
properties:
compatible:
contains:
enum:
- renesas,rcar-gen2-hscif
- renesas,rcar-gen3-hscif
then:
required:
- resets
examples:
- |
#include <dt-bindings/clock/r8a7795-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7795-sysc.h>
aliases {
serial1 = &hscif1;
};
hscif1: serial@e6550000 {
compatible = "renesas,hscif-r8a7795", "renesas,rcar-gen3-hscif",
"renesas,hscif";
reg = <0xe6550000 96>;
interrupts = <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 519>, <&cpg CPG_CORE R8A7795_CLK_S3D1>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
dmas = <&dmac1 0x33>, <&dmac1 0x32>, <&dmac2 0x33>, <&dmac2 0x32>;
dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
resets = <&cpg 519>;
uart-has-rtscts;
};