From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../devicetree/bindings/ata/imx-sata.yaml          | 83 ++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/ata/imx-sata.yaml

(limited to 'Documentation/devicetree/bindings/ata/imx-sata.yaml')

diff --git a/Documentation/devicetree/bindings/ata/imx-sata.yaml b/Documentation/devicetree/bindings/ata/imx-sata.yaml
new file mode 100644
index 000000000..68ffb97dd
--- /dev/null
+++ b/Documentation/devicetree/bindings/ata/imx-sata.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/ata/imx-sata.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX AHCI SATA Controller
+
+maintainers:
+  - Shawn Guo <shawn.guo@linaro.org>
+
+description: |
+  The Freescale i.MX SATA controller mostly conforms to the AHCI interface
+  with some special extensions at integration level.
+
+properties:
+  compatible:
+    enum:
+      - fsl,imx53-ahci
+      - fsl,imx6q-ahci
+      - fsl,imx6qp-ahci
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: sata clock
+      - description: sata reference clock
+      - description: ahb clock
+
+  clock-names:
+    items:
+      - const: sata
+      - const: sata_ref
+      - const: ahb
+
+  fsl,transmit-level-mV:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: transmit voltage level, in millivolts.
+
+  fsl,transmit-boost-mdB:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: transmit boost level, in milli-decibels.
+
+  fsl,transmit-atten-16ths:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: transmit attenuation, in 16ths.
+
+  fsl,receive-eq-mdB:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: receive equalisation, in milli-decibels.
+
+  fsl,no-spread-spectrum:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description: if present, disable spread-spectrum clocking on the SATA link.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/imx6qdl-clock.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    sata@2200000 {
+        compatible = "fsl,imx6q-ahci";
+        reg = <0x02200000 0x4000>;
+        interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&clks IMX6QDL_CLK_SATA>,
+                 <&clks IMX6QDL_CLK_SATA_REF_100M>,
+                 <&clks IMX6QDL_CLK_AHB>;
+        clock-names = "sata", "sata_ref", "ahb";
+    };
-- 
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