linux-kernel - [PATCH 01/17] dt-bindings: clock: google,gs101-clock: add HSI2 clock management unit

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Date: Thu,  4 Apr 2024 13:25:43 +0100
From: Peter Griffin <peter.griffin@...aro.org>
To: mturquette@...libre.com,
	sboyd@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	vkoul@...nel.org,
	kishon@...nel.org,
	alim.akhtar@...sung.com,
	avri.altman@....com,
	bvanassche@....org,
	s.nawrocki@...sung.com,
	cw00.choi@...sung.com,
	jejb@...ux.ibm.com,
	martin.petersen@...cle.com,
	chanho61.park@...sung.com,
	ebiggers@...nel.org
Cc: linux-scsi@...r.kernel.org,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-clk@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	tudor.ambarus@...aro.org,
	andre.draszik@...aro.org,
	saravanak@...gle.com,
	willmcvicker@...gle.com,
	Peter Griffin <peter.griffin@...aro.org>
Subject: [PATCH 01/17] dt-bindings: clock: google,gs101-clock:  add HSI2 clock management unit

Add dt schema documentation and clock IDs for the High Speed Interface
2 (HSI2) clock management unit. This CMU feeds high speed interfaces
such as PCIe and UFS.

Signed-off-by: Peter Griffin <peter.griffin@...aro.org>
---
 .../bindings/clock/google,gs101-clock.yaml    | 30 +++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml b/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml
index 1d2bcea41c85..a202fd5d1ead 100644
--- a/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/google,gs101-clock.yaml
@@ -32,14 +32,15 @@ properties:
       - google,gs101-cmu-misc
       - google,gs101-cmu-peric0
       - google,gs101-cmu-peric1
+      - google,gs101-cmu-hsi2
 
   clocks:
     minItems: 1
-    maxItems: 3
+    maxItems: 5
 
   clock-names:
     minItems: 1
-    maxItems: 3
+    maxItems: 5
 
   "#clock-cells":
     const: 1
@@ -112,6 +113,31 @@ allOf:
             - const: bus
             - const: ip
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - google,gs101-cmu-hsi2
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: External reference clock (24.576 MHz)
+            - description: High Speed Interface bus clock (from CMU_TOP)
+            - description: High Speed Interface pcie clock (from CMU_TOP)
+            - description: High Speed Interface ufs clock (from CMU_TOP)
+            - description: High Speed Interface mmc clock (from CMU_TOP)
+
+        clock-names:
+          items:
+            - const: oscclk
+            - const: bus
+            - const: pcie
+            - const: ufs_embd
+            - const: mmc_card
+
 additionalProperties: false
 
 examples:
-- 
2.44.0.478.gd926399ef9-goog