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/ufs/hisilicon,ufs.yaml     | 90 ++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml

(limited to 'Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml')

diff --git a/Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml b/Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml
new file mode 100644
index 000000000..4432bfa0c
--- /dev/null
+++ b/Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml
@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/ufs/hisilicon,ufs.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HiSilicon Universal Flash Storage (UFS) Controller
+
+maintainers:
+  - Li Wei <liwei213@huawei.com>
+
+# Select only our matches, not all jedec,ufs
+select:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - hisilicon,hi3660-ufs
+          - hisilicon,hi3670-ufs
+  required:
+    - compatible
+
+allOf:
+  - $ref: ufs-common.yaml
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - const: hisilicon,hi3660-ufs
+          - const: jedec,ufs-1.1
+      - items:
+          - enum:
+              - hisilicon,hi3670-ufs
+          - const: jedec,ufs-2.1
+
+  clocks:
+    minItems: 2
+    maxItems: 2
+
+  clock-names:
+    items:
+      - const: ref_clk
+      - const: phy_clk
+
+  reg:
+    items:
+      - description: UFS register address space
+      - description: UFS SYS CTRL register address space
+
+  resets:
+    maxItems: 1
+
+  reset-names:
+    items:
+      - const: rst
+
+required:
+  - compatible
+  - reg
+  - resets
+  - reset-names
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/hi3670-clock.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        ufs@ff3c0000 {
+            compatible = "hisilicon,hi3670-ufs", "jedec,ufs-2.1";
+            reg = <0x0 0xff3c0000 0x0 0x1000>,
+                  <0x0 0xff3e0000 0x0 0x1000>;
+            interrupt-parent = <&gic>;
+            interrupts = <GIC_SPI 278 IRQ_TYPE_LEVEL_HIGH>;
+            clocks = <&crg_ctrl HI3670_CLK_GATE_UFSIO_REF>,
+                     <&crg_ctrl HI3670_CLK_GATE_UFS_SUBSYS>;
+            clock-names = "ref_clk", "phy_clk";
+            freq-table-hz = <0 0>,
+                            <0 0>;
+
+            resets = <&crg_rst 0x84 12>;
+            reset-names = "rst";
+        };
+    };
-- 
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