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SubjectRe: [PATCH v10 1/2] dt-binding: misc: Add iop yaml file for Sunplus SP7021
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On 07/03/2022 06:25, Tony Huang wrote:
> Add iop yaml file for Sunplus SP7021

subject prefix is "dt-bindings", not "dt-binding".

>
> Reviewed-by: Rob Herring <robh@kernel.org>
> Signed-off-by: Tony Huang <tonyhuang.sunplus@gmail.com>
> ---
> Changes in v10:
> -No change
>
> .../devicetree/bindings/misc/sunplus-iop.yaml | 76 ++++++++++++++++++++++
> MAINTAINERS | 5 ++
> 2 files changed, 81 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/misc/sunplus-iop.yaml
>
> diff --git a/Documentation/devicetree/bindings/misc/sunplus-iop.yaml b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml
> new file mode 100644
> index 0000000..b37e697
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/misc/sunplus-iop.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) Sunplus Ltd. Co. 2021
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/misc/sunplus-iop.yaml#

Use file name in "vendor,name" format, so "sunplus,iop.yaml".

> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sunplus IOP(8051) controller
> +
> +maintainers:
> + - Tony Huang <tonyhuang.sunplus@gmail.com>
> +
> +description: |
> + Processor for I/O control, RTC wake-up procedure management,
> + and cooperation with CPU&PMC in power management.
> +
> +properties:
> + compatible:
> + enum:
> + - sunplus,sp7021-iop
> +
> + reg:
> + items:
> + - description: IOP registers regions
> + - description: PMC registers regions
> + - description: MOON0 registers regions
> +
> + reg-names:
> + items:
> + - const: iop
> + - const: iop_pmc
> + - const: moon0
> +
> + interrupts:
> + items:
> + - description: IOP_INT0. IOP to system Interrupt 0.
> + Sent by IOP to system RISC.
> + - description: IOP_INT1. IOP to System Interrupt 1.
> + Sent by IOP to system RISC.
> +
> + memory-region:
> + maxItems: 1
> +
> + wakeup-gpios:
> + description: When the linux kernel system is powered off.
> + 8051 is always powered. 8051 cand receive external signals
> + according to this gpio pin. 8051 receives external signal
> + through gpio pin. 8051 can power on linux kernel system.

How many items (maxItems)? Unless Rob already asked about it...

> +
> +required:
> + - compatible
> + - reg
> + - reg-names
> + - interrupts
> + - memory-region
> + - wakeup-gpios
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/gpio/gpio.h>
> + iop: iop@9c000400 {
> + compatible = "sunplus,sp7021-iop";
> + reg = <0x9c000400 0x80>, <0x9c003100 0x80>, <0x9c000000 0x80>;
> + reg-names = "iop", "iop_pmc", "moon0";
> + interrupt-parent = <&intc>;
> + interrupts = <41 IRQ_TYPE_LEVEL_HIGH>, <42 IRQ_TYPE_LEVEL_HIGH>;
> + memory-region = <&iop_reserve>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&iop_pins>;
> + wakeup-gpios = <&pctl 1 GPIO_ACTIVE_HIGH>;
> + };
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index fb18ce7..6f336c9 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -18242,6 +18242,11 @@ L: netdev@vger.kernel.org
> S: Maintained
> F: drivers/net/ethernet/dlink/sundance.c
>
> +SUNPLUS IOP DRIVER
> +M: Tony Huang <tonyhuang.sunplus@gmail.com>
> +S: Maintained
> +F: Documentation/devicetree/bindings/misc/sunplu-iop.yaml

Wrong path.

> +
> SUPERH
> M: Yoshinori Sato <ysato@users.sourceforge.jp>
> M: Rich Felker <dalias@libc.org>


Best regards,
Krzysztof

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