[PATCH v2 1/4] dt-bindings: clock: airoha: Add reset support to EN7581 clock binding

Lorenzo Bianconi lorenzo at kernel.org
Fri May 17 05:28:11 PDT 2024


Introduce reset capability to EN7581 device-tree clock binding
documentation.

Acked-by: Conor Dooley <conor.dooley at microchip.com>
Tested-by: Zhengping Zhang <zhengping.zhang at airoha.com>
Signed-off-by: Lorenzo Bianconi <lorenzo at kernel.org>
---
 .../bindings/clock/airoha,en7523-scu.yaml     | 21 ++++++
 .../dt-bindings/reset/airoha,en7581-reset.h   | 66 +++++++++++++++++++
 2 files changed, 87 insertions(+)
 create mode 100644 include/dt-bindings/reset/airoha,en7581-reset.h

diff --git a/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml b/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml
index 3f4266637733..22eee1ae90d5 100644
--- a/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml
+++ b/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml
@@ -43,6 +43,10 @@ properties:
       clocks.
     const: 1
 
+  '#reset-cells':
+    description: ID of the controller reset line
+    const: 1
+
 required:
   - compatible
   - reg
@@ -60,6 +64,8 @@ allOf:
             - description: scu base address
             - description: misc scu base address
 
+        '#reset-cells': false
+
   - if:
       properties:
         compatible:
@@ -83,3 +89,18 @@ examples:
             <0x1fb00000 0x1000>;
       #clock-cells = <1>;
     };
+
+  - |
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+
+      scuclk: clock-controller at 1fa20000 {
+        compatible = "airoha,en7581-scu";
+        reg = <0x0 0x1fa20000 0x0 0x400>,
+              <0x0 0x1fb00000 0x0 0x1000>,
+              <0x0 0x1fbe3400 0x0 0xfc>;
+              #clock-cells = <1>;
+              #reset-cells = <1>;
+      };
+    };
diff --git a/include/dt-bindings/reset/airoha,en7581-reset.h b/include/dt-bindings/reset/airoha,en7581-reset.h
new file mode 100644
index 000000000000..6544a1790b83
--- /dev/null
+++ b/include/dt-bindings/reset/airoha,en7581-reset.h
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2024 AIROHA Inc
+ * Author: Lorenzo Bianconi <lorenzo at kernel.org>
+ */
+
+#ifndef __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7581_H_
+#define __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7581_H_
+
+/* RST_CTRL2 */
+#define EN7581_XPON_PHY_RST		 0
+#define EN7581_CPU_TIMER2_RST		 1
+#define EN7581_HSUART_RST		 2
+#define EN7581_UART4_RST		 3
+#define EN7581_UART5_RST		 4
+#define EN7581_I2C2_RST			 5
+#define EN7581_XSI_MAC_RST		 6
+#define EN7581_XSI_PHY_RST		 7
+#define EN7581_NPU_RST			 8
+#define EN7581_I2S_RST			 9
+#define EN7581_TRNG_RST			10
+#define EN7581_TRNG_MSTART_RST		11
+#define EN7581_DUAL_HSI0_RST		12
+#define EN7581_DUAL_HSI1_RST		13
+#define EN7581_HSI_RST			14
+#define EN7581_DUAL_HSI0_MAC_RST	15
+#define EN7581_DUAL_HSI1_MAC_RST	16
+#define EN7581_HSI_MAC_RST		17
+#define EN7581_WDMA_RST			18
+#define EN7581_WOE0_RST			19
+#define EN7581_WOE1_RST			20
+#define EN7581_HSDMA_RST		21
+#define EN7581_TDMA_RST			22
+#define EN7581_EMMC_RST			23
+#define EN7581_SOE_RST			24
+#define EN7581_PCIE2_RST		25
+#define EN7581_XFP_MAC_RST		26
+#define EN7581_USB_HOST_P1_RST		27
+#define EN7581_USB_HOST_P1_U3_PHY_RST	28
+/* RST_CTRL1 */
+#define EN7581_PCM1_ZSI_ISI_RST		29
+#define EN7581_FE_PDMA_RST		30
+#define EN7581_FE_QDMA_RST		31
+#define EN7581_PCM_SPIWP_RST		32
+#define EN7581_CRYPTO_RST		33
+#define EN7581_TIMER_RST		34
+#define EN7581_PCM1_RST			35
+#define EN7581_UART_RST			36
+#define EN7581_GPIO_RST			37
+#define EN7581_GDMA_RST			38
+#define EN7581_I2C_MASTER_RST		39
+#define EN7581_PCM2_ZSI_ISI_RST		40
+#define EN7581_SFC_RST			41
+#define EN7581_UART2_RST		42
+#define EN7581_GDMP_RST			43
+#define EN7581_FE_RST			44
+#define EN7581_USB_HOST_P0_RST		45
+#define EN7581_GSW_RST			46
+#define EN7581_SFC2_PCM_RST		47
+#define EN7581_PCIE0_RST		48
+#define EN7581_PCIE1_RST		49
+#define EN7581_CPU_TIMER_RST		50
+#define EN7581_PCIE_HB_RST		51
+#define EN7581_XPON_MAC_RST		52
+
+#endif /* __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7581_H_ */
-- 
2.45.0




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