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charset="us-ascii"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 2025/8/21 13:17, Xianwei Zhao via B4 Relay wrote: > [ EXTERNAL EMAIL ] > > From: Feng Chen > > Add bindings for Amlogic A113L2 SPI Flash Controller. > Here I misunderstood and missed the modification of Subject.I mistakenly deleted the description. I'll send the next version right away to solve these problems. > Signed-off-by: Feng Chen > Signed-off-by: Xianwei Zhao > --- > .../devicetree/bindings/spi/amlogic,a4-spifc.yaml | 82 ++++++++++++++++++++++ > 1 file changed, 82 insertions(+) > > diff --git a/Documentation/devicetree/bindings/spi/amlogic,a4-spifc.yaml b/Documentation/devicetree/bindings/spi/amlogic,a4-spifc.yaml > new file mode 100644 > index 000000000000..80a89408a832 > --- /dev/null > +++ b/Documentation/devicetree/bindings/spi/amlogic,a4-spifc.yaml > @@ -0,0 +1,82 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +# Copyright (C) 2025 Amlogic, Inc. All rights reserved > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/spi/amlogic,a4-spifc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: SPI flash controller for Amlogic ARM SoCs > + > +maintainers: > + - Liang Yang > + - Feng Chen > + - Xianwei Zhao > + > +description: > + The Amlogic SPI flash controller is an extended version of the Amlogic NAND > + flash controller. It supports SPI Nor Flash and SPI NAND Flash(where the Host > + ECC HW engine could be enabled). > + > +allOf: > + - $ref: /schemas/spi/spi-controller.yaml# > + > +properties: > + compatible: > + const: amlogic,a4-spifc > + > + reg: > + maxItems: 1 > + > + clocks: > + items: > + - description: clock apb gate > + - description: clock used for the controller > + > + clock-names: > + items: > + - const: gate > + - const: core > + > + interrupts: > + maxItems: 1 > + > + amlogic,rx-adj: > + description: > + Adjust sample timing for RX, Sampling time move later by 1 bus clock. > + $ref: /schemas/types.yaml#/definitions/uint32 > + enum: [0, 1, 2, 3] > + default: 0 > + > +required: > + - compatible > + - reg > + - clocks > + - clock-names > + > +unevaluatedProperties: false > + > +examples: > + - | > + sfc0: spi@fe08d000 { > + compatible = "amlogic,a4-spifc"; > + reg = <0xfe08d000 0x800>; > + clocks = <&clkc_periphs 31>, > + <&clkc_periphs 102>; > + clock-names = "gate", "core"; > + > + pinctrl-0 = <&spiflash_default>; > + pinctrl-names = "default"; > + > + #address-cells = <1>; > + #size-cells = <0>; > + > + flash@0 { > + compatible = "spi-nand"; > + reg = <0>; > + #address-cells = <1>; > + #size-cells = <1>; > + nand-ecc-engine = <&sfc0>; > + nand-ecc-strength = <8>; > + nand-ecc-step-size = <512>; > + }; > + }; > > -- > 2.37.1 > > _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic