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From: Changhuang Liang <changhuang.liang@starfivetech.com>
To: Michael Turquette <mturquette@baylibre.com>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Stephen Boyd <sboyd@kernel.org>, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Emil Renner Berthing <kernel@esmil.dk>,
	Kees Cook <kees@kernel.org>,
	"Gustavo A . R . Silva" <gustavoars@kernel.org>,
	Richard Cochran <richardcochran@gmail.com>
Cc: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-hardening@vger.kernel.org, netdev@vger.kernel.org,
	Sia Jee Heng <jeeheng.sia@starfivetech.com>,
	Hal Feng <hal.feng@starfivetech.com>,
	Ley Foon Tan <leyfoon.tan@starfivetech.com>,
	Changhuang Liang <changhuang.liang@starfivetech.com>
Subject: [PATCH v1 09/22] dt-bindings: clock: Add StarFive JHB100 System-2 clock and reset generator
Date: Thu,  2 Apr 2026 03:55:10 -0700	[thread overview]
Message-ID: <20260402105523.447523-10-changhuang.liang@starfivetech.com> (raw)
In-Reply-To: <20260402105523.447523-1-changhuang.liang@starfivetech.com>

Add bindings for the System-2 clocks and reset generator (SYS2CRG) on
JHB100 SoC.

Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
---
 .../clock/starfive,jhb100-sys2crg.yaml        | 64 +++++++++++++++++++
 .../dt-bindings/clock/starfive,jhb100-crg.h   | 33 ++++++++++
 .../dt-bindings/reset/starfive,jhb100-crg.h   | 26 ++++++++
 3 files changed, 123 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/starfive,jhb100-sys2crg.yaml

diff --git a/Documentation/devicetree/bindings/clock/starfive,jhb100-sys2crg.yaml b/Documentation/devicetree/bindings/clock/starfive,jhb100-sys2crg.yaml
new file mode 100644
index 000000000000..5f71e761be23
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jhb100-sys2crg.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jhb100-sys2crg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JHB100 System-2 Clock and Reset Generator
+
+maintainers:
+  - Changhuang Liang <changhuang.liang@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jhb100-sys2crg
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Main Oscillator (25 MHz)
+      - description: PLL1
+      - description: System-2 GPU0 600MHz
+      - description: System-2 GPU1 600MHz
+
+  clock-names:
+    items:
+      - const: osc
+      - const: pll1
+      - const: sys2_gpu0_600
+      - const: sys2_gpu1_600
+
+  '#clock-cells':
+    const: 1
+    description:
+      See <dt-bindings/clock/starfive,jhb100-crg.h> for valid indices.
+
+  '#reset-cells':
+    const: 1
+    description:
+      See <dt-bindings/reset/starfive-jhb100-crg.h> for valid indices.
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - '#clock-cells'
+  - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clock-controller@13008000 {
+      compatible = "starfive,jhb100-sys2crg";
+      reg = <0x13008000 0x4000>;
+      clocks = <&osc>, <&pll1>, <&sys0crg 73>,
+               <&sys0crg 74>;
+      clock-names = "osc", "pll1", "sys2_gpu0_600",
+              "sys2_gpu1_600";
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+    };
diff --git a/include/dt-bindings/clock/starfive,jhb100-crg.h b/include/dt-bindings/clock/starfive,jhb100-crg.h
index 510a5c6fa89a..34e4498fc1c8 100644
--- a/include/dt-bindings/clock/starfive,jhb100-crg.h
+++ b/include/dt-bindings/clock/starfive,jhb100-crg.h
@@ -73,4 +73,37 @@
 #define JHB100_SYS1CLK_BMCPER3_100			18
 #define JHB100_SYS1CLK_BMCPER3_125			19
 
+/* SYS2CRG clocks */
+#define JHB100_SYS2CLK_JTAGM0_200			3
+#define JHB100_SYS2CLK_JTAGM1_200			4
+#define JHB100_SYS2CLK_JTAGM0_100			5
+#define JHB100_SYS2CLK_JTAGM1_100			6
+#define JHB100_SYS2CLK_JTAGM0_ATPG_TCLOCK		7
+#define JHB100_SYS2CLK_JTAGM1_ATPG_TCLOCK		8
+#define JHB100_SYS2CLK_JTAG0_MST_WRAP_HCLK		9
+#define JHB100_SYS2CLK_JTAG0_MST_WRAP_CLK_JTAG		10
+#define JHB100_SYS2CLK_JTAG0_MST_WRAP_APB_PCLK		11
+#define JHB100_SYS2CLK_JTAG0_MST_WRAP_ATPG_TCLOCK	12
+#define JHB100_SYS2CLK_JTAG1_MST_WRAP_HCLK		13
+#define JHB100_SYS2CLK_JTAG1_MST_WRAP_CLK_JTAG		14
+#define JHB100_SYS2CLK_JTAG1_MST_WRAP_APB_PCLK		15
+#define JHB100_SYS2CLK_JTAG1_MST_WRAP_ATPG_TCLOCK	16
+#define JHB100_SYS2CLK_HOSTUSB_100			17
+#define JHB100_SYS2CLK_HOSTUSBCMN_500			18
+#define JHB100_SYS2CLK_BMCPER1_200			19
+#define JHB100_SYS2CLK_BMCPER1_250			20
+#define JHB100_SYS2CLK_BMCPER1_143_DFT			21
+#define JHB100_SYS2CLK_BMCPER1_143			22
+#define JHB100_SYS2CLK_BMCPER0_200			23
+#define JHB100_SYS2CLK_GPU0_100				24
+#define JHB100_SYS2CLK_GPU0_BUS_CLK			25
+#define JHB100_SYS2CLK_GPU0_APB_CLK			26
+#define JHB100_SYS2CLK_GPU0_OSC_CLK			27
+#define JHB100_SYS2CLK_GPU1_100				28
+#define JHB100_SYS2CLK_GPU1_BUS_CLK			29
+#define JHB100_SYS2CLK_GPU1_APB_CLK			30
+#define JHB100_SYS2CLK_GPU1_OSC_CLK			31
+#define JHB100_SYS2CLK_MAIN_ICG_EN_JTAG0		32
+#define JHB100_SYS2CLK_MAIN_ICG_EN_JTAG1		33
+
 #endif /* __DT_BINDINGS_CLOCK_STARFIVE_JHB100_H__ */
diff --git a/include/dt-bindings/reset/starfive,jhb100-crg.h b/include/dt-bindings/reset/starfive,jhb100-crg.h
index 9a0ab64abafa..d92bc4c6d830 100644
--- a/include/dt-bindings/reset/starfive,jhb100-crg.h
+++ b/include/dt-bindings/reset/starfive,jhb100-crg.h
@@ -40,4 +40,30 @@
 #define JHB100_SYS1RST_BMCPERIPH3_RSTN_CRG				13
 #define JHB100_SYS1RST_BMCPERIPH3_RSTN_BUS				14
 
+/* SYS2CRG resets */
+#define JHB100_SYS2RST_JTAG0_MST_WRAP_HRESETN				2
+#define JHB100_SYS2RST_JTAG0_MST_WRAP_APB_PRESETN			3
+#define JHB100_SYS2RST_JTAG1_MST_WRAP_HRESETN				4
+#define JHB100_SYS2RST_JTAG1_MST_WRAP_APB_PRESETN			5
+
+#define JHB100_SYS2RST_HUSBCMN_HOSTCMN_RSTN_BUS_NCNOC_INIT		8
+#define JHB100_SYS2RST_HUSBCMN_RSTN_HOSTCMN_CRG				9
+#define JHB100_SYS2RST_HUSBCMN_HOSTUSB0_RSTN_BUS_NCNOC_BMC_TARG		10
+#define JHB100_SYS2RST_HUSBCMN_HOSTUSB0_RSTN_BUS_NCNOC_HOST_TARG	11
+#define JHB100_SYS2RST_HUSBCMN_RSTN_BMC_CRG				12
+#define JHB100_SYS2RST_HUSBCMN_RSTN_HOSTUSB0_CRG			13
+#define JHB100_SYS2RST_HUSBCMN_HOSTUSB1_RSTN_BUS_NCNOC_BMC_TARG		14
+#define JHB100_SYS2RST_HUSBCMN_HOSTUSB1_RSTN_BUS_NCNOC_HOST_TARG	15
+#define JHB100_SYS2RST_HUSBCMN_RSTN_HOSTUSB1_CRG			16
+#define JHB100_SYS2RST_BMCPERIPH1_RSTN_CRG				17
+#define JHB100_SYS2RST_BMCPERIPH1_RSTN_BUS				18
+#define JHB100_SYS2RST_BMCPERIPH0_RSTN_CRG				19
+#define JHB100_SYS2RST_BMCPERIPH0_RSTN_BUS				20
+#define JHB100_SYS2RST_GPU0_RSTN_CRG					21
+#define JHB100_SYS2RST_GPU0_RSTN_BUS					22
+#define JHB100_SYS2RST_GPU0_HOST_PCIE_RST_N				23
+#define JHB100_SYS2RST_GPU1_RSTN_CRG					24
+#define JHB100_SYS2RST_GPU1_RSTN_BUS					25
+#define JHB100_SYS2RST_GPU1_HOST_PCIE_RST_N				26
+
 #endif /* __DT_BINDINGS_RESET_STARFIVE_JHB100_CRG_H__ */
-- 
2.25.1


  parent reply	other threads:[~2026-04-02 12:34 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-02 10:55 [PATCH v1 00/22] Add basic clocks and resets for JHB100 SoC Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 01/22] reset: starfive: Rename file name "jh71x0" to "common" Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 02/22] reset: starfive: Convert the word "jh71x0" to "starfive" Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 03/22] clk: starfive: Rename file name "jh71x0" to "common" Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 04/22] clk: starfive: Convert the word "jh71x0" to "starfive" Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 05/22] dt-bindings: clock: Add StarFive JHB100 System-0 clock and reset generator Changhuang Liang
2026-04-02 12:22   ` Philipp Zabel
2026-04-03  0:53     ` Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 06/22] clk: starfive: Add JHB100 System-0 clock generator driver Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 07/22] dt-bindings: clock: Add StarFive JHB100 System-1 clock and reset generator Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 08/22] clk: starfive: Add JHB100 System-1 clock generator driver Changhuang Liang
2026-04-02 10:55 ` Changhuang Liang [this message]
2026-04-02 10:55 ` [PATCH v1 10/22] clk: starfive: Add JHB100 System-2 " Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 11/22] dt-bindings: clock: Add StarFive JHB100 Peripheral-0 clock and reset generator Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 12/22] clk: starfive: Introduce inverter and divider Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 13/22] clk: starfive: Expand the storage of clock parent index Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 14/22] clk: starfive: Add StarFive JHB100 Peripheral-0 clock driver Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 15/22] dt-bindings: clock: Add StarFive JHB100 Peripheral-1 clock and reset generator Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 16/22] clk: starfive: Add StarFive JHB100 Peripheral-1 clock driver Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 17/22] dt-bindings: clock: Add StarFive JHB100 Peripheral-2 clock and reset generator Changhuang Liang
2026-04-04 11:34   ` Krzysztof Kozlowski
2026-04-07  1:37     ` Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 18/22] clk: starfive: Add StarFive JHB100 Peripheral-2 clock driver Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 19/22] dt-bindings: clock: Add StarFive JHB100 Peripheral-3 clock and reset generator Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 20/22] clk: starfive: Add StarFive JHB100 Peripheral-3 clock driver Changhuang Liang
2026-04-02 10:55 ` [PATCH v1 21/22] reset: starfive: Add StarFive JHB100 reset driver Changhuang Liang
2026-04-02 12:23   ` Philipp Zabel
2026-04-02 10:55 ` [PATCH v1 22/22] riscv: dts: starfive: jhb100: Add clocks and resets nodes Changhuang Liang
2026-04-02 12:14   ` Conor Dooley
2026-04-03  1:07     ` Changhuang Liang
2026-04-03 14:03       ` Conor Dooley

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