[PATCH v4 2/2] devicetree: bindings SPI Add bindings doc for Sunplus SP7021
From: Li-hao Kuo <lhjeff911@gmail.com>
Date: 2021-12-10 09:02:53
Also in:
linux-spi, lkml
Subsystem:
open firmware and flattened device tree bindings, spi subsystem, sunplus spi controller interface driver, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Mark Brown, Li-hao Kuo, Linus Torvalds
From: "Li-hao Kuo" <lhjeff911@gmail.com> Add devicetree bindings SPI Add bindings doc for Sunplus SP7021 Signed-off-by: Li-hao Kuo <lhjeff911@gmail.com> --- Changes in v4: - Addressed all comments from Mr. Philipp Zabel - Addressed all comments from Mr. Rob Herring - Addressed all comments from Mr. Andy Shevchenko .../bindings/spi/spi-sunplus-sp7021.yaml | 81 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml
diff --git a/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml b/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml
new file mode 100644
index 0000000..096bfae
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml@@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (C) Sunplus Co., Ltd. 2021 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/spi-sunplus-sp7021.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus sp7021 SPI controller + +allOf: + - $ref: "spi-controller.yaml" + +maintainers: + - Li-hao Kuo <lhjeff911@gmail.com> + +properties: + compatible: + enum: + - sunplus,sp7021-spi + + reg: + items: + - the SPI master registers + - the SPI slave registers + + reg-names: + items: + - const: master + - const: slave + + interrupt-names: + items: + - const: dma_w + - const: mas_risc + - const: slave_risc + + interrupts: + minItems: 3 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - interrupts + - interrupt-names + - clocks + - clocks-names + - resets + - pinctrl-names + - pinctrl-0 + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/sp-sp7021.h> + #include <dt-bindings/reset/sp-sp7021.h> + #include <dt-bindings/interrupt-controller/irq.h> + spi@9C002D80 { + compatible = "sunplus,sp7021-spi"; + reg = <0x9C002D80 0x80>, <0x9C002E00 0x80>; + reg-names = "master", "slave"; + interrupt-parent = <&intc>; + interrupt-names = "dma_w", + "mas_risc", + "slave_risc"; + interrupts = <144 IRQ_TYPE_LEVEL_HIGH>, + <146 IRQ_TYPE_LEVEL_HIGH>, + <145 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc SPI_COMBO_0>; + resets = <&rstc RST_SPI_COMBO_0>; + pinctrl-names = "default"; + pinctrl-0 = <&pins_spi0>; + }; +...
diff --git a/MAINTAINERS b/MAINTAINERS
index 91f5707..ee428d8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS@@ -18237,6 +18237,7 @@ SUNPLUS SPI CONTROLLER INTERFACE DRIVER M: Li-hao Kuo <lhjeff911@gmail.com> L: linux-spi@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml F: drivers/spi/spi-sunplus-sp7021.c SUPERH
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2.7.4