Merge tag 'for-5.13/libata-2021-04-27' of git://git.kernel.dk/linux-block

Pull libata updates from Jens Axboe:
 "Mostly cleanups this time, but also a few additions:

   - kernel-doc cleanups and sanitization (Lee)

   - Spelling fix (Bhaskar)

   - Fix ata_qc_from_tag() return value check in dwc_460ex (Dinghao)

   - Fall-through warning fix (Gustavo)

   - IRQ registration fixes (Sergey)

   - Add AHCI support for Tegra186 (Sowjanya)

   - Add xiling phy support for AHCI (Piyush)

   - SXS disable fix for AHCI for Hisilicon Kunpeng920 (Xingui)

   - pata legacy probe mask support (Maciej)"

* tag 'for-5.13/libata-2021-04-27' of git://git.kernel.dk/linux-block: (54 commits)
  libata: Fix fall-through warnings for Clang
  pata_ipx4xx_cf: Fix unsigned comparison with less than zero
  ata: ahci_tegra: call tegra_powergate_power_off only when PM domain is not present
  ata: ahci_tegra: Add AHCI support for Tegra186
  dt-binding: ata: tegra: Add dt-binding documentation for Tegra186
  dt-bindings: ata: tegra: Convert binding documentation to YAML
  pata_legacy: Add `probe_mask' parameter like with ide-generic
  pata_platform: Document `pio_mask' module parameter
  pata_legacy: Properly document module parameters
  ata: ahci: ceva: Updated code by using dev_err_probe()
  ata: ahci: Disable SXS for Hisilicon Kunpeng920
  ata: libahci_platform: fix IRQ check
  sata_mv: add IRQ checks
  ata: pata_acpi: Fix some incorrect function param descriptions
  ata: libata-acpi: Fix function name and provide description for 'prev_gtf'
  ata: sata_mv: Fix misnaming of 'mv_bmdma_stop()'
  ata: pata_cs5530: Fix misspelling of 'cs5530_init_one()'s 'pdev' param
  ata: pata_legacy: Repair a couple kernel-doc problems
  ata: ata_generic: Fix misspelling of 'ata_generic_init_one()'
  ata: pata_opti: Fix spelling issue of 'val' in 'opti_write_reg()'
  ...

Documentation/devicetree/bindings/ata/ahci-ceva.txt

@@ -38,6 +38,8 @@ Required properties:
 
 Optional properties:
   - ceva,broken-gen2: limit to gen1 speed instead of gen2.
+  - phys: phandle for the PHY device
+  - resets: phandle to the reset controller for the SATA IP
 
 Examples:
 	ahci@fd0c0000 {
@@ -56,4 +58,6 @@ Examples:
 		ceva,p1-burst-params = /bits/ 8 <0x0A 0x08 0x4A 0x06>;
 		ceva,p1-retry-params = /bits/ 16 <0x0216 0x7F06>;
 		ceva,broken-gen2;
+		phys = <&psgtr 1 PHY_TYPE_SATA 1 1>;
+		resets = <&zynqmp_reset ZYNQMP_RESET_SATA>;
 	};

Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml

@@ -0,0 +1,176 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/ata/nvidia,tegra-ahci.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Tegra AHCI SATA Controller
+
+maintainers:
+  - Thierry Reding <thierry.reding@gmail.com>
+  - Jonathan Hunter <jonathanh@nvidia.com>
+
+properties:
+  compatible:
+    enum:
+      - nvidia,tegra124-ahci
+      - nvidia,tegra132-ahci
+      - nvidia,tegra210-ahci
+      - nvidia,tegra186-ahci
+
+  reg:
+    minItems: 2
+    maxItems: 3
+    items:
+      - description: AHCI registers
+      - description: SATA configuration and IPFS registers
+      - description: SATA AUX registers
+
+  interrupts:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: sata
+      - const: sata-oob
+
+  clocks:
+    maxItems: 2
+
+  reset-names:
+    minItems: 2
+    items:
+      - const: sata
+      - const: sata-cold
+      - const: sata-oob
+
+  resets:
+    minItems: 2
+    maxItems: 3
+
+  iommus:
+    maxItems: 1
+
+  interconnect-names:
+    items:
+      - const: dma-mem
+      - const: write
+
+  interconnects:
+    maxItems: 2
+
+  power-domains:
+    items:
+      - description: SAX power-domain
+
+  phy-names:
+    items:
+      - const: sata-0
+
+  phys:
+    maxItems: 1
+
+  hvdd-supply:
+    description: SATA HVDD regulator supply.
+
+  vddio-supply:
+    description: SATA VDDIO regulator supply.
+
+  avdd-supply:
+    description: SATA AVDD regulator supply.
+
+  target-5v-supply:
+    description: SATA 5V power regulator supply.
+
+  target-12v-supply:
+    description: SATA 12V power regulator supply.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clock-names
+  - clocks
+  - reset-names
+  - resets
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - nvidia,tegra124-ahci
+              - nvidia,tegra132-ahci
+    then:
+      properties:
+        reg:
+          maxItems: 2
+        reset-names:
+          minItems: 3
+        resets:
+          minItems: 3
+      required:
+        - phys
+        - phy-names
+        - hvdd-supply
+        - vddio-supply
+        - avdd-supply
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - nvidia,tegra210-ahci
+    then:
+      properties:
+        reg:
+          minItems: 3
+        reset-names:
+          minItems: 3
+        resets:
+          minItems: 3
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - nvidia,tegra186-ahci
+    then:
+      properties:
+        reg:
+          minItems: 3
+        reset-names:
+          maxItems: 2
+        resets:
+          maxItems: 2
+      required:
+        - iommus
+        - interconnect-names
+        - interconnects
+        - power-domains
+
+additionalProperties: true
+
+examples:
+  - |
+    #include <dt-bindings/clock/tegra210-car.h>
+    #include <dt-bindings/reset/tegra210-car.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    sata@70020000 {
+            compatible = "nvidia,tegra210-ahci";
+            reg = <0x70027000 0x00002000>, /* AHCI */
+                  <0x70020000 0x00007000>, /* SATA */
+                  <0x70001100 0x00010000>; /* SATA AUX */
+            interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+            clocks = <&tegra_car TEGRA210_CLK_SATA>,
+                     <&tegra_car TEGRA210_CLK_SATA_OOB>;
+            clock-names = "sata", "sata-oob";
+            resets = <&tegra_car 124>,
+                     <&tegra_car 129>,
+                     <&tegra_car 123>;
+            reset-names = "sata", "sata-cold", "sata-oob";
+    };

Documentation/devicetree/bindings/ata/nvidia,tegra124-ahci.txt

@@ -1,44 +0,0 @@
-Tegra SoC SATA AHCI controller
-
-Required properties :
-- compatible : Must be one of:
-  - Tegra124 : "nvidia,tegra124-ahci"
-  - Tegra132 : "nvidia,tegra132-ahci", "nvidia,tegra124-ahci"
-  - Tegra210 : "nvidia,tegra210-ahci"
-- reg : Should contain 2 entries:
-  - AHCI register set (SATA BAR5)
-  - SATA register set
-- interrupts : Defines the interrupt used by SATA
-- clocks : Must contain an entry for each entry in clock-names.
-  See ../clocks/clock-bindings.txt for details.
-- clock-names : Must include the following entries:
-  - sata
-  - sata-oob
-- resets : Must contain an entry for each entry in reset-names.
-  See ../reset/reset.txt for details.
-- reset-names : Must include the following entries:
-  - sata
-  - sata-oob
-  - sata-cold
-- phys : Must contain an entry for each entry in phy-names.
-  See ../phy/phy-bindings.txt for details.
-- phy-names : Must include the following entries:
-  - For Tegra124 and Tegra132:
-    - sata-phy : XUSB PADCTL SATA PHY
-- For Tegra124 and Tegra132:
-  - hvdd-supply : Defines the SATA HVDD regulator
-  - vddio-supply : Defines the SATA VDDIO regulator
-  - avdd-supply : Defines the SATA AVDD regulator
-  - target-5v-supply : Defines the SATA 5V power regulator
-  - target-12v-supply : Defines the SATA 12V power regulator
-
-Optional properties:
-- reg :
-  - AUX register set
-- clock-names :
-  - cml1 :
-    cml1 clock should be defined here if the PHY driver
-    doesn't manage them. If it does, they should not be.
-- phy-names :
-  - For T210:
-    - sata-phy