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Date: Sun, 22 May 2022 18:50:34 +0300
From: Tomer Maimon <tmaimon77@...il.com>
To: avifishman70@...il.com, tali.perry1@...il.com, joel@....id.au,
venture@...gle.com, yuenn@...gle.com, benjaminfair@...gle.com,
robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
mturquette@...libre.com, sboyd@...nel.org, p.zabel@...gutronix.de,
gregkh@...uxfoundation.org, daniel.lezcano@...aro.org,
tglx@...utronix.de, wim@...ux-watchdog.org, linux@...ck-us.net,
catalin.marinas@....com, will@...nel.org, arnd@...db.de,
olof@...om.net, jirislaby@...nel.org, shawnguo@...nel.org,
bjorn.andersson@...aro.org, geert+renesas@...der.be,
marcel.ziswiler@...adex.com, vkoul@...nel.org,
biju.das.jz@...renesas.com, nobuhiro1.iwamatsu@...hiba.co.jp,
robert.hancock@...ian.com, j.neuschaefer@....net, lkundrak@...sk
Cc: soc@...nel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
linux-serial@...r.kernel.org, linux-watchdog@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Tomer Maimon <tmaimon77@...il.com>
Subject: [PATCH v1 07/19] dt-binding: clk: npcm845: Add binding for Nuvoton NPCM8XX Clock
Nuvoton Arbel BMC NPCM7XX contains an integrated clock controller, which
generates and supplies clocks to all modules within the BMC.
Signed-off-by: Tomer Maimon <tmaimon77@...il.com>
---
.../bindings/clock/nuvoton,npcm845-clk.yaml | 68 +++++++++++++++++++
.../dt-bindings/clock/nuvoton,npcm8xx-clock.h | 50 ++++++++++++++
2 files changed, 118 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/nuvoton,npcm845-clk.yaml
create mode 100644 include/dt-bindings/clock/nuvoton,npcm8xx-clock.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..f305c7c7eaf0
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/nuvoton,npcm845-clk.yaml
@@ -0,0 +1,68 @@
+# 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@...il.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
+
+ clocks:
+ description:
+ specify the external clocks used by the NPCM8XX clock module.
+ items:
+ - description: 25M reference clock
+ - description: CPU reference clock
+ - description: MC reference clock
+
+ clock-names:
+ description:
+ specify the external clocks names used by the NPCM8XX clock module.
+ items:
+ - const: refclk
+ - const: sysbypck
+ - const: mcbypck
+
+ '#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:
+ # Clock Control Module node:
+ - |
+
+ ahb {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ clk: clock-controller@...01000 {
+ compatible = "nuvoton,npcm845-clk";
+ reg = <0x0 0xf0801000 0x0 0x1000>;
+ #clock-cells = <1>;
+ };
+ };
+
+...
diff --git a/include/dt-bindings/clock/nuvoton,npcm8xx-clock.h b/include/dt-bindings/clock/nuvoton,npcm8xx-clock.h
new file mode 100644
index 000000000000..d76f606bf88b
--- /dev/null
+++ b/include/dt-bindings/clock/nuvoton,npcm8xx-clock.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Nuvoton NPCM8xx Clock Generator binding
+ * clock binding number for all clocks supportted by nuvoton,npcm8xx-clk
+ *
+ * Copyright (C) 2021 Nuvoton Technologies tomer.maimon@...oton.com
+ *
+ */
+
+#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
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