Add ES8323/ES8388 codec driver

build/RockchipDrivers.sln

@@ -11,6 +11,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "rk3xgpio", "..\drivers\gpio
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pl330dma", "..\drivers\dma\pl330dma\pl330.vcxproj", "{58434B4F-EE73-4D1E-A78D-9FEC5CEC83C7}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "es8323", "..\drivers\audio\codecs\es8323\es8323.vcxproj", "{15D34676-980D-4406-8C05-AB95AA5B43CA}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|ARM64 = Debug|ARM64
@@ -41,6 +43,12 @@ Global
 		{58434B4F-EE73-4D1E-A78D-9FEC5CEC83C7}.Release|ARM64.ActiveCfg = Release|ARM64
 		{58434B4F-EE73-4D1E-A78D-9FEC5CEC83C7}.Release|ARM64.Build.0 = Release|ARM64
 		{58434B4F-EE73-4D1E-A78D-9FEC5CEC83C7}.Release|ARM64.Deploy.0 = Release|ARM64
+		{15D34676-980D-4406-8C05-AB95AA5B43CA}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{15D34676-980D-4406-8C05-AB95AA5B43CA}.Debug|ARM64.Build.0 = Debug|ARM64
+		{15D34676-980D-4406-8C05-AB95AA5B43CA}.Debug|ARM64.Deploy.0 = Debug|ARM64
+		{15D34676-980D-4406-8C05-AB95AA5B43CA}.Release|ARM64.ActiveCfg = Release|ARM64
+		{15D34676-980D-4406-8C05-AB95AA5B43CA}.Release|ARM64.Build.0 = Release|ARM64
+		{15D34676-980D-4406-8C05-AB95AA5B43CA}.Release|ARM64.Deploy.0 = Release|ARM64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

drivers/audio/codecs/LICENSE.txt

@@ -0,0 +1,13 @@
+Copyright 2023 CoolStar
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

drivers/audio/codecs/README.md

@@ -0,0 +1,8 @@
+# es8323
+Everest 8323 I2C Codec driver
+
+Supports:
+* 3.5mm output
+* 3.5mm input
+
+Tested on Orange Pi 5

drivers/audio/codecs/es8323/driver.h

@@ -0,0 +1,98 @@
+#if !defined(_ES8323_H_)
+#define _ES8323_H_
+
+#pragma warning(disable:4200)  // suppress nameless struct/union warning
+#pragma warning(disable:4201)  // suppress nameless struct/union warning
+#pragma warning(disable:4214)  // suppress bit field types other than int warning
+#include <initguid.h>
+#include <wdm.h>
+
+#pragma warning(default:4200)
+#pragma warning(default:4201)
+#pragma warning(default:4214)
+#include <wdf.h>
+
+#pragma warning(disable:4201)  // suppress nameless struct/union warning
+#pragma warning(disable:4214)  // suppress bit field types other than int warning
+#include <hidport.h>
+
+#include "es8323.h"
+#include "spb.h"
+
+//
+// String definitions
+//
+
+#define DRIVERNAME                 "es8323.sys: "
+
+#define ES8323_POOL_TAG            (ULONG) '8323'
+#define ES8323_HARDWARE_IDS        L"CoolStar\\ES8323\0\0"
+#define ES8323_HARDWARE_IDS_LENGTH sizeof(ES8323_HARDWARE_IDS)
+
+#define NTDEVICE_NAME_STRING       L"\\Device\\ES8323"
+#define SYMBOLIC_NAME_STRING       L"\\DosDevices\\ES8323"
+
+#define true 1
+#define false 0
+
+typedef struct _ES8323_CONTEXT
+{
+
+	//
+	// Handle back to the WDFDEVICE
+	//
+
+	WDFDEVICE FxDevice;
+
+	WDFQUEUE ReportQueue;
+
+	SPB_CONTEXT I2CContext;
+
+	BOOLEAN ConnectInterrupt;
+
+	WDFINTERRUPT Interrupt;
+
+} ES8323_CONTEXT, *PES8323_CONTEXT;
+
+WDF_DECLARE_CONTEXT_TYPE_WITH_NAME(ES8323_CONTEXT, GetDeviceContext)
+
+//
+// Function definitions
+//
+
+DRIVER_INITIALIZE DriverEntry;
+
+EVT_WDF_DRIVER_UNLOAD Es8323DriverUnload;
+
+EVT_WDF_DRIVER_DEVICE_ADD Es8323EvtDeviceAdd;
+
+EVT_WDFDEVICE_WDM_IRP_PREPROCESS Es8323EvtWdmPreprocessMnQueryId;
+
+EVT_WDF_IO_QUEUE_IO_INTERNAL_DEVICE_CONTROL Es8323EvtInternalDeviceControl;
+
+//
+// Helper macros
+//
+
+#define DEBUG_LEVEL_ERROR   1
+#define DEBUG_LEVEL_INFO    2
+#define DEBUG_LEVEL_VERBOSE 3
+
+#define DBG_INIT  1
+#define DBG_PNP   2
+#define DBG_IOCTL 4
+
+#if 0
+#define Es8323Print(dbglevel, dbgcatagory, fmt, ...) {          \
+    if (Es8323DebugLevel >= dbglevel &&                         \
+        (Es8323DebugCatagories && dbgcatagory))                 \
+		    {                                                           \
+        DbgPrint(DRIVERNAME);                                   \
+        DbgPrint(fmt, __VA_ARGS__);                             \
+		    }                                                           \
+}
+#else
+#define Es8323Print(dbglevel, fmt, ...) {                       \
+}
+#endif
+#endif