arch: add ADC device drivers apache#13

- support ADC12 (ADC0/ADC1/ADC2)
- support ADC16 (ADC3)

Signed-off-by: Jiading Xu <Jiading.Xu@hpmicro.com>

arch/risc-v/src/hpmicro/hpm6750/Make.defs

@@ -37,4 +37,11 @@ ifeq ($(CONFIG_HPM_CAN_SOCKET),y)
 CHIP_CSRCS += hpmicro$(DELIM)hpm6750$(DELIM)hpm_can_sock.c 
 endif
 
+ifeq ($(CONFIG_HPM_ADC12_DRV),y)
+  CHIP_CSRCS += hpmicro$(DELIM)hpm6750$(DELIM)hpm_adc12.c
+endif
+
+ifeq ($(CONFIG_HPM_ADC16_DRV),y)
+  CHIP_CSRCS += hpmicro$(DELIM)hpm6750$(DELIM)hpm_adc16.c
+endif
 

arch/risc-v/src/hpmicro/hpm6750/hpm_adc12.h

@@ -0,0 +1,60 @@
+/****************************************************************************
+ * arch/risc-v/src/hpmicro/hpm6750/hpm_adc12.h
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you 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.
+ *
+ ****************************************************************************/
+
+#ifndef __ARCH_RISCV_SRC_HPMICRO_HPM6750_HPM_ADC12_H
+#define __ARCH_RISCV_SRC_HPMICRO_HPM6750_HPM_ADC12_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C"
+{
+#else
+#define EXTERN extern
+#endif
+
+EXTERN int hpm_adc12_setup(void);
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+#if defined(__cplusplus)
+}
+#endif
+#undef EXTERN
+
+#endif /* __ASSEMBLY__ */
+#endif /* __ARCH_RISCV_SRC_HPMICRO_HPM6750_HPM_ADC12_H */