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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/renesas,pfc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas Pin Function Controller (GPIO and Pin Mux/Config)
maintainers:
- Geert Uytterhoeven <geert+renesas@glider.be>
description:
The Pin Function Controller (PFC) is a Pin Mux/Config controller.
On SH/R-Mobile SoCs it also acts as a GPIO controller.
properties:
compatible:
enum:
- renesas,pfc-emev2 # EMMA Mobile EV2
- renesas,pfc-r8a73a4 # R-Mobile APE6
- renesas,pfc-r8a7740 # R-Mobile A1
- renesas,pfc-r8a7742 # RZ/G1H
- renesas,pfc-r8a7743 # RZ/G1M
- renesas,pfc-r8a7744 # RZ/G1N
- renesas,pfc-r8a7745 # RZ/G1E
- renesas,pfc-r8a77470 # RZ/G1C
- renesas,pfc-r8a774a1 # RZ/G2M
- renesas,pfc-r8a774b1 # RZ/G2N
- renesas,pfc-r8a774c0 # RZ/G2E
- renesas,pfc-r8a774e1 # RZ/G2H
- renesas,pfc-r8a7778 # R-Car M1
- renesas,pfc-r8a7779 # R-Car H1
- renesas,pfc-r8a7790 # R-Car H2
- renesas,pfc-r8a7791 # R-Car M2-W
- renesas,pfc-r8a7792 # R-Car V2H
- renesas,pfc-r8a7793 # R-Car M2-N
- renesas,pfc-r8a7794 # R-Car E2
- renesas,pfc-r8a7795 # R-Car H3
- renesas,pfc-r8a7796 # R-Car M3-W
- renesas,pfc-r8a77961 # R-Car M3-W+
- renesas,pfc-r8a77965 # R-Car M3-N
- renesas,pfc-r8a77970 # R-Car V3M
- renesas,pfc-r8a77980 # R-Car V3H
- renesas,pfc-r8a77990 # R-Car E3
- renesas,pfc-r8a77995 # R-Car D3
- renesas,pfc-sh73a0 # SH-Mobile AG5
reg:
minItems: 1
maxItems: 2
gpio-controller: true
'#gpio-cells':
const: 2
gpio-ranges:
minItems: 1
maxItems: 16
interrupts-extended:
minItems: 32
maxItems: 64
description:
Specify the interrupts associated with external IRQ pins on SoCs where
the PFC acts as a GPIO controller. It must contain one interrupt per
external IRQ, sorted by external IRQ number.
power-domains:
maxItems: 1
required:
- compatible
- reg
if:
properties:
compatible:
items:
enum:
- renesas,pfc-r8a73a4
- renesas,pfc-r8a7740
- renesas,pfc-sh73a0
then:
required:
- interrupts-extended
- gpio-controller
- '#gpio-cells'
- gpio-ranges
- power-domains
additionalProperties:
anyOf:
- type: object
allOf:
- $ref: pincfg-node.yaml#
- $ref: pinmux-node.yaml#
description:
Pin controller client devices use pin configuration subnodes (children
and grandchildren) for desired pin configuration.
Client device subnodes use below standard properties.
properties:
phandle: true
function: true
groups: true
pins: true
bias-disable: true
bias-pull-down: true
bias-pull-up: true
drive-strength:
enum: [ 3, 6, 9, 12, 15, 18, 21, 24 ] # Superset of supported values
power-source:
enum: [ 1800, 3300 ]
gpio-hog: true
gpios: true
input: true
output-high: true
output-low: true
additionalProperties: false
- type: object
properties:
phandle: true
additionalProperties:
$ref: "#/additionalProperties/anyOf/0"
examples:
- |
pfc: pinctrl@e6050000 {
compatible = "renesas,pfc-r8a7740";
reg = <0xe6050000 0x8000>,
<0xe605800c 0x20>;
gpio-controller;
#gpio-cells = <2>;
gpio-ranges = <&pfc 0 0 212>;
interrupts-extended =
<&irqpin0 0 0>, <&irqpin0 1 0>, <&irqpin0 2 0>, <&irqpin0 3 0>,
<&irqpin0 4 0>, <&irqpin0 5 0>, <&irqpin0 6 0>, <&irqpin0 7 0>,
<&irqpin1 0 0>, <&irqpin1 1 0>, <&irqpin1 2 0>, <&irqpin1 3 0>,
<&irqpin1 4 0>, <&irqpin1 5 0>, <&irqpin1 6 0>, <&irqpin1 7 0>,
<&irqpin2 0 0>, <&irqpin2 1 0>, <&irqpin2 2 0>, <&irqpin2 3 0>,
<&irqpin2 4 0>, <&irqpin2 5 0>, <&irqpin2 6 0>, <&irqpin2 7 0>,
<&irqpin3 0 0>, <&irqpin3 1 0>, <&irqpin3 2 0>, <&irqpin3 3 0>,
<&irqpin3 4 0>, <&irqpin3 5 0>, <&irqpin3 6 0>, <&irqpin3 7 0>;
power-domains = <&pd_c5>;
lcd0-mux-hog {
/* DBGMD/LCDC0/FSIA MUX */
gpio-hog;
gpios = <176 0>;
output-high;
};
};
- |
pinctrl@e6060000 {
compatible = "renesas,pfc-r8a7795";
reg = <0xe6060000 0x50c>;
avb_pins: avb {
mux {
groups = "avb_link", "avb_mdio", "avb_mii";
function = "avb";
};
pins_mdio {
groups = "avb_mdio";
drive-strength = <24>;
};
pins_mii_tx {
pins = "PIN_AVB_TX_CTL", "PIN_AVB_TXC",
"PIN_AVB_TD0", "PIN_AVB_TD1", "PIN_AVB_TD2",
"PIN_AVB_TD3";
drive-strength = <12>;
};
};
keys_pins: keys {
pins = "GP_5_17", "GP_5_20", "GP_5_22", "GP_2_1";
bias-pull-up;
};
sdhi0_pins: sd0 {
groups = "sdhi0_data4", "sdhi0_ctrl";
function = "sdhi0";
power-source = <3300>;
};
};
|
