[v6,03/13] dt-bindings: clock: mobileye,eyeq5-clk: add bindings

Commit Message

Théo Lebrun Feb. 12, 2024, 1:44 p.m. UTC

Add DT schema bindings for the EyeQ5 clock controller driver.

Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Théo Lebrun <[e-mail]>
---
 .../bindings/clock/mobileye,eyeq5-clk.yaml         | 51 ++++++++++++++++++++++
 MAINTAINERS                                        |  2 +
 include/dt-bindings/clock/mobileye,eyeq5-clk.h     | 22 ++++++++++
 3 files changed, 75 insertions(+)

Patch

diff --git a/Documentation/devicetree/bindings/clock/mobileye,eyeq5-clk.yaml b/Documentation/devicetree/bindings/clock/mobileye,eyeq5-clk.yaml
new file mode 100644
index 000000000000..2d4f2cde1e58
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/mobileye,eyeq5-clk.yaml
@@ -0,0 +1,51 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/mobileye,eyeq5-clk.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mobileye EyeQ5 clock controller
+
+description:
+  The EyeQ5 clock controller handles 10 read-only PLLs derived from the main
+  crystal clock. It also exposes one divider clock, a child of one of the PLLs.
+  Its registers live in a shared region called OLB.
+
+maintainers:
+  - Grégory Clement <[e-mail]>
+  - Théo Lebrun <[e-mail]>
+  - Vladimir Kondratiev <[e-mail]>
+
+properties:
+  compatible:
+    const: mobileye,eyeq5-clk
+
+  reg:
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: plls
+      - const: ospi
+
+  "#clock-cells":
+    const: 1
+
+  clocks:
+    maxItems: 1
+    description:
+      Input parent clock to all PLLs. Expected to be the main crystal.
+
+  clock-names:
+    items:
+      - const: ref
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - "#clock-cells"
+  - clocks
+  - clock-names
+
+additionalProperties: false
diff --git a/MAINTAINERS b/MAINTAINERS
index bc5e34d1eaaf..bd21d03e1771 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14788,10 +14788,12 @@  M:	Gregory CLEMENT <[e-mail]>
 M:	Théo Lebrun <[e-mail]>
 L:	[e-mail]
 S:	Maintained
+F:	Documentation/devicetree/bindings/clock/mobileye,eyeq5-clk.yaml
 F:	Documentation/devicetree/bindings/mips/mobileye.yaml
 F:	arch/mips/boot/dts/mobileye/
 F:	arch/mips/configs/eyeq5_defconfig
 F:	arch/mips/mobileye/board-epm5.its.S
+F:	include/dt-bindings/clock/mobileye,eyeq5-clk.h
 F:	include/dt-bindings/soc/mobileye,eyeq5.h
 
 MODULE SUPPORT
diff --git a/include/dt-bindings/clock/mobileye,eyeq5-clk.h b/include/dt-bindings/clock/mobileye,eyeq5-clk.h
new file mode 100644
index 000000000000..26d8930335e4
--- /dev/null
+++ b/include/dt-bindings/clock/mobileye,eyeq5-clk.h
@@ -0,0 +1,22 @@ 
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (C) 2024 Mobileye Vision Technologies Ltd.
+ */
+
+#ifndef _DT_BINDINGS_CLOCK_MOBILEYE_EYEQ5_CLK_H
+#define _DT_BINDINGS_CLOCK_MOBILEYE_EYEQ5_CLK_H
+
+#define EQ5C_PLL_CPU	0
+#define EQ5C_PLL_VMP	1
+#define EQ5C_PLL_PMA	2
+#define EQ5C_PLL_VDI	3
+#define EQ5C_PLL_DDR0	4
+#define EQ5C_PLL_PCI	5
+#define EQ5C_PLL_PER	6
+#define EQ5C_PLL_PMAC	7
+#define EQ5C_PLL_MPC	8
+#define EQ5C_PLL_DDR1	9
+
+#define EQ5C_DIV_OSPI	10
+
+#endif