[PATCH v5 05/18] dt-binding: clk: npcm845: Add binding for Nuvoton NPCM8XX Clock

Tomer Maimon
2022-06-22T13:23:57Z

Add binding for the Arbel BMC NPCM8XX Clock controller.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
---
.../bindings/clock/nuvoton,npcm845-clk.yaml | 49 +++++++++++++++++++
.../dt-bindings/clock/nuvoton,npcm845-clk.h | 49 +++++++++++++++++++
2 files changed, 98 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/nuvoton,npcm845-clk.yaml
create mode 100644 include/dt-bindings/clock/nuvoton,npcm845-clk.h

diff --git a/Documentation/devicetree/bindings/clock/nuvoton,npcm845-clk.yaml b/Documentation/devicetree/bindings/clock/nuvoton,npcm845-clk.yaml
new file mode 100644
index 000000000000..771db2ddf026
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/nuvoton,npcm845-clk.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/nuvoton,npcm845-clk.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton NPCM8XX Clock Controller Binding
+
+maintainers:
+ - Tomer Maimon <tmaimon77@gmail.com>
+
+description: |
+ Nuvoton Arbel BMC NPCM8XX contains an integrated clock controller, which
+ generates and supplies clocks to all modules within the BMC.
+
+properties:
+ compatible:
+ enum:
+ - nuvoton,npcm845-clk
+
+ reg:
+ maxItems: 1
+
+ '#clock-cells':
+ const: 1
+ description:
+ See include/dt-bindings/clock/nuvoton,npcm8xx-clock.h for the full
+ list of NPCM8XX clock IDs.
+
+required:
+ - compatible
+ - reg
+ - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ ahb {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ clock-controller@f0801000 {
+ compatible = "nuvoton,npcm845-clk";
+ reg = <0x0 0xf0801000 0x0 0x1000>;
+ #clock-cells = <1>;
+ };
+ };
+...
diff --git a/include/dt-bindings/clock/nuvoton,npcm845-clk.h b/include/dt-bindings/clock/nuvoton,npcm845-clk.h
new file mode 100644
index 000000000000..e5cce08b00e1
--- /dev/null
+++ b/include/dt-bindings/clock/nuvoton,npcm845-clk.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (C) 2021 Nuvoton Technologies.
+ * Author: Tomer Maimon <tomer.maimon@nuvoton.com>
+ *
+ * Device Tree binding constants for NPCM8XX clock controller.
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_NPCM8XX_H
+#define __DT_BINDINGS_CLOCK_NPCM8XX_H
+
+#define NPCM8XX_CLK_CPU 0
+#define NPCM8XX_CLK_GFX_PIXEL 1
+#define NPCM8XX_CLK_MC 2
+#define NPCM8XX_CLK_ADC 3
+#define NPCM8XX_CLK_AHB 4
+#define NPCM8XX_CLK_TIMER 5
+#define NPCM8XX_CLK_UART 6
+#define NPCM8XX_CLK_UART2 7
+#define NPCM8XX_CLK_MMC 8
+#define NPCM8XX_CLK_SPI3 9
+#define NPCM8XX_CLK_PCI 10
+#define NPCM8XX_CLK_AXI 11
+#define NPCM8XX_CLK_APB4 12
+#define NPCM8XX_CLK_APB3 13
+#define NPCM8XX_CLK_APB2 14
+#define NPCM8XX_CLK_APB1 15
+#define NPCM8XX_CLK_APB5 16
+#define NPCM8XX_CLK_CLKOUT 17
+#define NPCM8XX_CLK_GFX 18
+#define NPCM8XX_CLK_SU 19
+#define NPCM8XX_CLK_SU48 20
+#define NPCM8XX_CLK_SDHC 21
+#define NPCM8XX_CLK_SPI0 22
+#define NPCM8XX_CLK_SPI1 23
+#define NPCM8XX_CLK_SPIX 24
+#define NPCM8XX_CLK_RG 25
+#define NPCM8XX_CLK_RCP 26
+#define NPCM8XX_CLK_PRE_ADC 27
+#define NPCM8XX_CLK_ATB 28
+#define NPCM8XX_CLK_PRE_CLK 29
+#define NPCM8XX_CLK_TH 30
+#define NPCM8XX_CLK_REFCLK 31
+#define NPCM8XX_CLK_SYSBYPCK 32
+#define NPCM8XX_CLK_MCBYPCK 33
+
+#define NPCM8XX_NUM_CLOCKS (NPCM8XX_CLK_MCBYPCK + 1)
+
+#endif
--
2.33.0