[PATCH 08/20] dt-bindings: reset: add Synaptics SL261X SoCs

Jisheng Zhang jszhang at kernel.org
Mon Sep 28 23:14:05 PDT 2026


Add device tree bindings for the resets on Synaptics SL261X SoCs.

Signed-off-by: Jisheng Zhang <jszhang at kernel.org>
---
 .../bindings/reset/syna,sl261x-reset.yaml     | 40 ++++++++++
 include/dt-bindings/reset/syna,sl261x-reset.h | 80 +++++++++++++++++++
 2 files changed, 120 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/reset/syna,sl261x-reset.yaml
 create mode 100644 include/dt-bindings/reset/syna,sl261x-reset.h

diff --git a/Documentation/devicetree/bindings/reset/syna,sl261x-reset.yaml b/Documentation/devicetree/bindings/reset/syna,sl261x-reset.yaml
new file mode 100644
index 000000000000..8cfec17df800
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/syna,sl261x-reset.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright (C) 2026 Synaptics Incorporated
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/syna,sl261x-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Synaptics SL261X reset controller
+
+maintainers:
+  - Jisheng Zhang <jszhang at kernel.org>
+
+description: The reset controller node must be a sub-node of the chip
+  controller node on SL261X SoCs.
+
+properties:
+  compatible:
+    enum:
+      - syna,sl261x-soc-reset
+      - syna,sl261x-system-reset
+
+  "#reset-cells":
+    const: 1
+
+required:
+  - compatible
+  - "#reset-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    chip: chip-control at f7e10000 {
+        reg = <0xf7e10000 0x1000>;
+
+        chip_rst: reset {
+            compatible = "syna,sl261x-soc-reset";
+            #reset-cells = <1>;
+        };
+    };
diff --git a/include/dt-bindings/reset/syna,sl261x-reset.h b/include/dt-bindings/reset/syna,sl261x-reset.h
new file mode 100644
index 000000000000..7034f58aae5b
--- /dev/null
+++ b/include/dt-bindings/reset/syna,sl261x-reset.h
@@ -0,0 +1,80 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * Copyright (C) 2026 Synaptics Incorporated
+ *
+ * Author: Jisheng Zhang <jszhang at kernel.org>
+ */
+
+#ifndef _DT_BINDINGS_SL261X_RESET_H
+#define _DT_BINDINGS_SL261X_RESET_H
+
+/* ACPU subsystem */
+#define RST_SOC_SDIO0		0
+#define RST_SOC_USB0		1
+#define RST_SOC_EMMC		2
+#define RST_SOC_GETH0		3
+#define RST_SOC_SDIO1		4
+#define RST_SOC_USB1		5
+#define RST_SOC_GETH1		6
+#define RST_SOC_USB0PHY		7
+#define RST_SOC_USB0CORE	8
+#define RST_SOC_USB0MAHB	9
+#define RST_SOC_USB1PHY		10
+#define RST_SOC_USB1CORE	11
+#define RST_SOC_USB1MAHB	12
+#define RST_SOC_UART0		13
+#define RST_SOC_UART1		14
+#define RST_SOC_UART2		15
+#define RST_SOC_UART3		16
+#define RST_SOC_I2C0		17
+#define RST_SOC_I2C1		18
+#define RST_SOC_SPI0		19
+#define RST_SOC_SPI1		20
+#define RST_SOC_SPI2		21
+#define RST_SOC_SPI3		22
+#define RST_SOC_APBTIMERS	23
+#define RST_SOC_APBSYSCNT	24
+#define RST_SOC_APBWDT		25
+#define RST_SOC_APBGPIO		26
+#define RST_SOC_APBDMA		27
+#define RST_SOC_GPUCORE		28
+#define RST_SOC_NPUCORE		29
+#define RST_SOC_AVIOAIOG	30
+#define RST_SOC_AVIOVPPG	31
+#define RST_SOC_AVIOVIPG	32
+
+/* system subsystem */
+#define RST_SM_ADCCORE		0
+#define RST_SM_ADCPRST		1
+#define RST_SM_CAN0PRST		2
+#define RST_SM_CAN0SRST		3
+#define RST_SM_CAN1PRST		4
+#define RST_SM_CAN1SRST		5
+#define RST_SM_GPIOPRST		6
+#define RST_SM_GPIOSRST		7
+#define RST_SM_I2CM0PRST	8
+#define RST_SM_I2CM0SRST	9
+#define RST_SM_I2CM1PRST	10
+#define RST_SM_I2CM1SRST	11
+#define RST_SM_I3CPRST		12
+#define RST_SM_I3CSRST		13
+#define RST_SM_PDMPRST		14
+#define RST_SM_PDMSRST		15
+#define RST_SM_PVTHSRST		16
+#define RST_SM_PVTPRST		17
+#define RST_SM_PWMPERIRST	18
+#define RST_SM_PWMPRST		19
+#define RST_SM_SPIMPRST		20
+#define RST_SM_SPIMSRST		21
+#define RST_SM_SPISPRST		22
+#define RST_SM_SPISSRST		23
+#define RST_SM_UART0PRST	24
+#define RST_SM_UART0SRST	25
+#define RST_SM_UART1PRST	26
+#define RST_SM_UART1SRST	27
+#define RST_SM_UART2PRST	28
+#define RST_SM_UART2SRST	29
+#define RST_SM_UART3PRST	30
+#define RST_SM_UART3SRST	31
+
+#endif /* _DT_BINDINGS_SL261X_RESET_H */
-- 
2.53.0




More information about the linux-arm-kernel mailing list