Merge tag 'char-misc-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc and other driver updates from Greg KH:
 "Here is the big set of char/misc and other small driver subsystem
  updates for 5.18-rc1.

  Included in here are merges from driver subsystems which contain:

   - iio driver updates and new drivers

   - fsi driver updates

   - fpga driver updates

   - habanalabs driver updates and support for new hardware

   - soundwire driver updates and new drivers

   - phy driver updates and new drivers

   - coresight driver updates

   - icc driver updates

  Individual changes include:

   - mei driver updates

   - interconnect driver updates

   - new PECI driver subsystem added

   - vmci driver updates

   - lots of tiny misc/char driver updates

  All of these have been in linux-next for a while with no reported
  problems"

* tag 'char-misc-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (556 commits)
  firmware: google: Properly state IOMEM dependency
  kgdbts: fix return value of __setup handler
  firmware: sysfb: fix platform-device leak in error path
  firmware: stratix10-svc: add missing callback parameter on RSU
  arm64: dts: qcom: add non-secure domain property to fastrpc nodes
  misc: fastrpc: Add dma handle implementation
  misc: fastrpc: Add fdlist implementation
  misc: fastrpc: Add helper function to get list and page
  misc: fastrpc: Add support to secure memory map
  dt-bindings: misc: add fastrpc domain vmid property
  misc: fastrpc: check before loading process to the DSP
  misc: fastrpc: add secure domain support
  dt-bindings: misc: add property to support non-secure DSP
  misc: fastrpc: Add support to get DSP capabilities
  misc: fastrpc: add support for FASTRPC_IOCTL_MEM_MAP/UNMAP
  misc: fastrpc: separate fastrpc device from channel context
  dt-bindings: nvmem: brcm,nvram: add basic NVMEM cells
  dt-bindings: nvmem: make "reg" property optional
  nvmem: brcm_nvram: parse NVRAM content into NVMEM cells
  nvmem: dt-bindings: Fix the error of dt-bindings check
  ...

5 files changed, 146 insertions, 5 deletions

diff --git a/Documentation/devicetree/bindings/nvmem/allwinner,sun4i-a10-sid.yaml b/Documentation/devicetree/bindings/nvmem/allwinner,sun4i-a10-sid.yaml
index 6687ab720304..e558587ff885 100644
--- a/Documentation/devicetree/bindings/nvmem/allwinner,sun4i-a10-sid.yaml
+++ b/Documentation/devicetree/bindings/nvmem/allwinner,sun4i-a10-sid.yaml
@@ -20,6 +20,7 @@ properties:
       - const: allwinner,sun7i-a20-sid
       - const: allwinner,sun8i-a83t-sid
       - const: allwinner,sun8i-h3-sid
+      - const: allwinner,sun20i-d1-sid
       - const: allwinner,sun50i-a64-sid
       - items:
           - const: allwinner,sun50i-a100-sid
diff --git a/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml b/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
index 8c3f0cd22821..25033de3ef6b 100644
--- a/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
+++ b/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
@@ -14,6 +14,8 @@ description: |
   NVRAM can be accessed on Broadcom BCM47xx MIPS and Northstar ARM Cortex-A9
   devices usiong I/O mapped memory.
 
+  NVRAM variables can be defined as NVMEM device subnodes.
+
 maintainers:
   - Rafał Miłecki <rafal@milecki.pl>
 
@@ -27,11 +29,30 @@ properties:
   reg:
     maxItems: 1
 
+  board_id:
+    type: object
+    description: Board identification name
+
+  et0macaddr:
+    type: object
+    description: First Ethernet interface's MAC address
+
+  et1macaddr:
+    type: object
+    description: Second Ethernet interface's MAC address
+
+  et2macaddr:
+    type: object
+    description: Third Ethernet interface's MAC address
+
 unevaluatedProperties: false
 
 examples:
   - |
     nvram@1eff0000 {
-            compatible = "brcm,nvram";
-            reg = <0x1eff0000 0x10000>;
+        compatible = "brcm,nvram";
+        reg = <0x1eff0000 0x10000>;
+
+        mac: et0macaddr {
+        };
     };
diff --git a/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml
new file mode 100644
index 000000000000..80914b93638e
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvmem/fsl,layerscape-sfp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale Layerscape Security Fuse Processor
+
+maintainers:
+  - Michael Walle <michael@walle.cc>
+
+description: |
+  SFP is the security fuse processor which among other things provide a
+  unique identifier per part.
+
+allOf:
+  - $ref: "nvmem.yaml#"
+
+properties:
+  compatible:
+    enum:
+      - fsl,ls1028a-sfp
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    efuse@1e80000 {
+        compatible = "fsl,ls1028a-sfp";
+        reg = <0x1e80000 0x8000>;
+    };
diff --git a/Documentation/devicetree/bindings/nvmem/nvmem.yaml b/Documentation/devicetree/bindings/nvmem/nvmem.yaml
index 43ed7e32e5ac..3bb349c634cb 100644
--- a/Documentation/devicetree/bindings/nvmem/nvmem.yaml
+++ b/Documentation/devicetree/bindings/nvmem/nvmem.yaml
@@ -60,9 +60,6 @@ patternProperties:
             description:
               Size in bit within the address range specified by reg.
 
-    required:
-      - reg
-
 additionalProperties: true
 
 examples:
diff --git a/Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml b/Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml
new file mode 100644
index 000000000000..a7644ebbc2ca
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/sunplus,sp7021-ocotp.yaml
@@ -0,0 +1,84 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Co., Ltd. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvmem/sunplus,sp7021-ocotp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: On-Chip OTP Memory for Sunplus SP7021
+
+maintainers:
+  - Vincent Shih <vincent.sunplus@gmail.com>
+
+allOf:
+  - $ref: "nvmem.yaml#"
+
+properties:
+  compatible:
+    const: sunplus,sp7021-ocotp
+
+  reg:
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: hb_gpio
+      - const: otprx
+
+  clocks:
+    maxItems: 1
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 1
+
+  thermal-calibration:
+    type: object
+    description: thermal calibration values
+
+  disconnect-voltage:
+    type: object
+    description: disconnect voltages of usb2 port 0 and port 1
+
+  mac-address0:
+    type: object
+    description: MAC address of ethernet port 0
+
+  mac-address1:
+    type: object
+    description: MAC address of ethernet port 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    otp: otp@9c00af00 {
+        compatible = "sunplus,sp7021-ocotp";
+        reg = <0x9c00af00 0x34>, <0x9c00af80 0x58>;
+        reg-names = "hb_gpio", "otprx";
+        clocks = <&clkc 0x15>;
+
+        #address-cells = <1>;
+        #size-cells = <1>;
+        therm_calib: thermal-calibration@14 {
+          reg = <0x14 0x3>;
+        };
+        disc_vol: disconnect-voltage@18 {
+          reg = <0x18 0x2>;
+        };
+        mac_addr0: mac-address0@34 {
+          reg = <0x34 0x6>;
+        };
+        mac_addr1: mac-address1@3a {
+          reg = <0x3a 0x6>;
+        };
+    };
+...