70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/****************************************************************************
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* arch/arm/src/imxrt/imxrt_daisy.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include "chip.h"
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#include "arm_internal.h"
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#include "hardware/imxrt_daisy.h"
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#include "imxrt_iomuxc.h"
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/* Include chip-specific daisy input selection */
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#if defined(CONFIG_ARCH_FAMILY_IMXRT102x)
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# include "imxrt102x_daisy.c"
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#elif defined(CONFIG_ARCH_FAMILY_IMXRT105x)
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# include "imxrt105x_daisy.c"
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#elif defined(CONFIG_ARCH_FAMILY_IMXRT106x)
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# include "imxrt106x_daisy.c"
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#else
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# error Unrecognized i.MX RT architecture
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: imxrt_daisy_select
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****************************************************************************/
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void imxrt_daisy_select(unsigned int index, unsigned int alt)
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{
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uintptr_t address;
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const struct imxrt_daisy_t *daisy = &g_daisy_select[index];
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index = daisy->alts[alt].index;
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if (index != DAISY_INDEX_INVALID)
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{
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alt = daisy->alts[alt].sel;
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address = IMXRT_IOMUXC_BASE + IMXRT_INPUT_INDEX2OFFSET(index);
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putreg32(alt, address);
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}
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}
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