Squashed 'dts/upstream/' content from commit aaba2d45dc2a
git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/Bindings/spi/omap-spi.yaml b/Bindings/spi/omap-spi.yaml
new file mode 100644
index 0000000..ff4d361
--- /dev/null
+++ b/Bindings/spi/omap-spi.yaml
@@ -0,0 +1,117 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/omap-spi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: SPI Controller on OMAP and K3 SoCs
+
+maintainers:
+ - Aswath Govindraju <a-govindraju@ti.com>
+
+allOf:
+ - $ref: spi-controller.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - ti,am654-mcspi
+ - ti,am4372-mcspi
+ - const: ti,omap4-mcspi
+ - items:
+ - enum:
+ - ti,omap2-mcspi
+ - ti,omap4-mcspi
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ ti,spi-num-cs:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: Number of chipselect supported by the instance.
+ minimum: 1
+ maximum: 4
+
+ ti,hwmods:
+ $ref: /schemas/types.yaml#/definitions/string
+ description:
+ Must be "mcspi<n>", n being the instance number (1-based).
+ This property is applicable only on legacy platforms mainly omap2/3
+ and ti81xx and should not be used on other platforms.
+ deprecated: true
+
+ ti,pindir-d0-out-d1-in:
+ description:
+ Select the D0 pin as output and D1 as input. The default is D0
+ as input and D1 as output.
+ type: boolean
+
+ dmas:
+ description:
+ List of DMA specifiers with the controller specific format as
+ described in the generic DMA client binding. A tx and rx
+ specifier is required for each chip select.
+ minItems: 1
+ maxItems: 8
+
+ dma-names:
+ description:
+ List of DMA request names. These strings correspond 1:1 with
+ the DMA specifiers listed in dmas. The string names is to be
+ "rxN" and "txN" for RX and TX requests, respectively. Where N
+ is the chip select number.
+ minItems: 1
+ maxItems: 8
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+unevaluatedProperties: false
+
+if:
+ properties:
+ compatible:
+ enum:
+ - ti,omap2-mcspi
+ - ti,omap4-mcspi
+
+then:
+ properties:
+ ti,hwmods:
+ items:
+ - pattern: "^mcspi([1-9])$"
+
+else:
+ properties:
+ ti,hwmods: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+ spi@2100000 {
+ compatible = "ti,am654-mcspi","ti,omap4-mcspi";
+ reg = <0x2100000 0x400>;
+ interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&k3_clks 137 1>;
+ power-domains = <&k3_pds 137 TI_SCI_PD_EXCLUSIVE>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dmas = <&main_udmap 0xc500>, <&main_udmap 0x4500>;
+ dma-names = "tx0", "rx0";
+ };