forked from xuos/xiuos
add xidatong-riscv64 bsp for nuttx
This commit is contained in:
wgzAIIT
@@ -1769,7 +1769,6 @@ void arm_serialinit(void)
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uart_register("/dev/ttyS8", &g_uart8port);
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#endif
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}
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}
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/****************************************************************************
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* Name: up_putc
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@@ -0,0 +1,67 @@
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############################################################################
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# arch/risc-v/src/k210/Make.defs
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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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# Specify our HEAD assembly file. This will be linked as
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# the first object file, so it will appear at address 0
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HEAD_ASRC = k210_head.S
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# Specify our general Assembly files
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CMN_ASRCS += riscv_vectors.S riscv_testset.S riscv_exception_common.S
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# Specify C code within the common directory to be included
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CMN_CSRCS += riscv_initialize.c riscv_swint.c
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CMN_CSRCS += riscv_createstack.c riscv_exit.c riscv_fault.c
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CMN_CSRCS += riscv_assert.c riscv_blocktask.c riscv_copystate.c riscv_initialstate.c
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CMN_CSRCS += riscv_interruptcontext.c riscv_modifyreg32.c riscv_puts.c
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CMN_CSRCS += riscv_releasepending.c riscv_reprioritizertr.c
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CMN_CSRCS += riscv_releasestack.c riscv_stackframe.c riscv_schedulesigaction.c
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CMN_CSRCS += riscv_sigdeliver.c riscv_unblocktask.c riscv_usestack.c
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CMN_CSRCS += riscv_mdelay.c riscv_udelay.c riscv_copyfullstate.c riscv_idle.c
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CMN_CSRCS += riscv_tcbinfo.c riscv_cpuidlestack.c
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ifeq ($(CONFIG_SMP), y)
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CMN_CSRCS += riscv_cpuindex.c riscv_cpupause.c riscv_cpustart.c
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endif
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ifeq ($(CONFIG_SCHED_BACKTRACE),y)
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CMN_CSRCS += riscv_backtrace.c
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endif
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ifeq ($(CONFIG_STACK_COLORATION),y)
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CMN_CSRCS += riscv_checkstack.c
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endif
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ifeq ($(CONFIG_ARCH_HAVE_VFORK),y)
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CMN_CSRCS += riscv_vfork.c
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endif
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# Specify our C code within this directory to be included
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CHIP_CSRCS = k210_allocateheap.c k210_clockconfig.c
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CHIP_CSRCS += k210_irq.c k210_irq_dispatch.c
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CHIP_CSRCS += k210_lowputc.c k210_serial.c k210_fpioa.c
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CHIP_CSRCS += k210_start.c k210_timerisr.c k210_gpiohs.c
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ifeq ($(CONFIG_BUILD_PROTECTED),y)
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CMN_CSRCS += riscv_task_start.c riscv_pthread_start.c
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CMN_CSRCS += riscv_signal_dispatch.c
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CMN_UASRCS += riscv_signal_handler.S
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CHIP_CSRCS += k210_userspace.c
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endif
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@@ -0,0 +1,92 @@
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/****************************************************************************
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* arch/risc-v/src/k210/k210_fpioa.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 <assert.h>
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#include <debug.h>
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#include "riscv_internal.h"
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#include "k210_memorymap.h"
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#include "k210_fpioa.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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int k210_fpioa_get_io_by_function(uint8_t function)
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{
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int index = 0;
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uint32_t RegValue = 0x0000;
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uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
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for (index = 0; index < K210_IO_NUMBER; index++)
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{
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RegValue = getreg32(&fpioa[index]);
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if ((RegValue & 0xFF) == function)
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return index;
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}
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return -1;
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}
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int fpioa_set_io_pull(int number, fpioa_pull_t pull)
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{
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/* Check parameters */
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if (number < 0 || number >= K210_IO_NUMBER || pull >= FPIOA_PULL_MAX)
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return -1;
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/* read register */
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uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
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fpioa_io_config_t cfg = *(fpioa_io_config_t *)(&fpioa[number]);
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uint32_t ioflags = 0x0000;
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switch (pull)
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{
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case FPIOA_PULL_NONE:
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cfg.pu = 0;
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cfg.pd = 0;
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break;
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case FPIOA_PULL_DOWN:
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cfg.pu = 0;
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cfg.pd = 1;
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break;
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case FPIOA_PULL_UP:
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cfg.pu = 1;
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cfg.pd = 0;
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break;
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default:
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break;
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}
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/* write register */
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ioflags = *(uint32_t*)(&cfg);
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putreg32(ioflags, &fpioa[number]);
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return 0;
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}
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void k210_fpioa_config(uint32_t io, uint32_t ioflags)
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{
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uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
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DEBUGASSERT(io < K210_IO_NUMBER);
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putreg32(ioflags, &fpioa[io]);
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}
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+123
@@ -0,0 +1,123 @@
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/****************************************************************************
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* arch/risc-v/src/k210/k210_fpioa.h
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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
|
||||
* "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
|
||||
* 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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#ifndef __ARCH_RISCV_SRC_K210_K210_FPIOA_H
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#define __ARCH_RISCV_SRC_K210_K210_FPIOA_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdint.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define K210_IO_NUMBER 48
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#define K210_GPIOHS_MAX_PINNO 32
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#define K210_IO_FUNC_UARTHS_RX 18 /* UART High speed Receiver */
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#define K210_IO_FUNC_UARTHS_TX 19 /* UART High speed Transmitter */
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#define K210_IO_FUNC_GPIOHS0 24 /* GPIO High speed 0 */
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#define K210_IO_FUNC_GPIOHS1 25 /* GPIO High speed 1 */
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#define K210_IO_FUNC_GPIOHS2 26 /* GPIO High speed 2 */
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#define K210_IO_FUNC_GPIOHS3 27 /* GPIO High speed 3 */
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#define K210_IO_FUNC_GPIOHS4 28 /* GPIO High speed 4 */
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#define K210_IO_FUNC_GPIOHS5 29 /* GPIO High speed 5 */
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#define K210_IO_FUNC_GPIOHS6 30 /* GPIO High speed 6 */
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#define K210_IO_FUNC_GPIOHS7 31 /* GPIO High speed 7 */
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#define K210_IO_FUNC_GPIOHS8 32 /* GPIO High speed 8 */
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#define K210_IO_FUNC_GPIOHS9 33 /* GPIO High speed 9 */
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#define K210_IO_FUNC_GPIOHS10 34 /* GPIO High speed 10 */
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#define K210_IO_FUNC_GPIOHS11 35 /* GPIO High speed 11 */
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#define K210_IO_FUNC_GPIOHS12 36 /* GPIO High speed 12 */
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#define K210_IO_FUNC_GPIOHS13 37 /* GPIO High speed 13 */
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#define K210_IO_FUNC_GPIOHS14 38 /* GPIO High speed 14 */
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#define K210_IO_FUNC_GPIOHS15 39 /* GPIO High speed 15 */
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#define K210_IO_FUNC_GPIOHS16 40 /* GPIO High speed 16 */
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#define K210_IO_FUNC_GPIOHS17 41 /* GPIO High speed 17 */
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#define K210_IO_FUNC_GPIOHS18 42 /* GPIO High speed 18 */
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#define K210_IO_FUNC_GPIOHS19 43 /* GPIO High speed 19 */
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#define K210_IO_FUNC_GPIOHS20 44 /* GPIO High speed 20 */
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#define K210_IO_FUNC_GPIOHS21 45 /* GPIO High speed 21 */
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#define K210_IO_FUNC_GPIOHS22 46 /* GPIO High speed 22 */
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#define K210_IO_FUNC_GPIOHS23 47 /* GPIO High speed 23 */
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#define K210_IO_FUNC_GPIOHS24 48 /* GPIO High speed 24 */
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#define K210_IO_FUNC_GPIOHS25 49 /* GPIO High speed 25 */
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#define K210_IO_FUNC_GPIOHS26 50 /* GPIO High speed 26 */
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#define K210_IO_FUNC_GPIOHS27 51 /* GPIO High speed 27 */
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#define K210_IO_FUNC_GPIOHS28 52 /* GPIO High speed 28 */
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#define K210_IO_FUNC_GPIOHS29 53 /* GPIO High speed 29 */
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#define K210_IO_FUNC_GPIOHS30 54 /* GPIO High speed 30 */
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#define K210_IO_FUNC_GPIOHS31 55 /* GPIO High speed 31 */
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#define K210_IO_DS(x) (x << 8) /* Driving Selector */
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#define K210_IO_OUTPUT_ENABLE (1 << 12)
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#define K210_IO_OUTPUT_INVERT (1 << 13)
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#define K210_IO_INPUT_ENABLE (1 << 20)
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#define K210_IO_INPUT_INVERT (1 << 21)
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#define K210_IO_PULL_DOWN (1 << 16)
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#define K210_IO_PULL_UP (3 << 16)
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#define K210_IO_PULL_UP_STRONG (7 << 16)
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#define K210_IO_SL (1 << 19)
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#define K210_IO_ST (1 << 23)
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#define K210_IOFLAG_GPIOHS (K210_IO_DS(0xf) | K210_IO_OUTPUT_ENABLE | \
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K210_IO_INPUT_ENABLE | K210_IO_ST)
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typedef struct _fpioa_io_config
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{
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uint32_t ch_sel : 8; /* Channel select from 256 input. */
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uint32_t ds : 4; /* Driving selector. */
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uint32_t oe_en : 1; /* Static output enable, will AND with OE_INV. */
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uint32_t oe_inv : 1; /* Invert output enable. */
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uint32_t do_sel : 1; /* Data output select: 0 for DO, 1 for OE. */
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uint32_t do_inv : 1; /* Invert the result of data output select (DO_SEL). */
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uint32_t pu : 1; /* Pull up enable. 0 for nothing, 1 for pull up. */
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uint32_t pd : 1; /* Pull down enable. 0 for nothing, 1 for pull down. */
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uint32_t resv0 : 1; /* Reserved bits. */
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uint32_t sl : 1; /* Slew rate control enable. */
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uint32_t ie_en : 1; /* Static input enable, will AND with IE_INV. */
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uint32_t ie_inv : 1; /* Invert input enable. */
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uint32_t di_inv : 1; /* Invert Data input. */
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uint32_t st : 1; /* Schmitt trigger. */
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uint32_t resv1 : 7; /* Reserved bits. */
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uint32_t pad_di : 1; /* Read current IO's data input. */
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} __attribute__((packed, aligned(4))) fpioa_io_config_t;
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typedef enum _fpioa_pull
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{
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FPIOA_PULL_NONE, /* No Pull */
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FPIOA_PULL_DOWN, /* Pull Down */
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FPIOA_PULL_UP, /* Pull Up */
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FPIOA_PULL_MAX /* Count of pull settings */
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} fpioa_pull_t;
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/****************************************************************************
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* Public Functions Prototypes
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****************************************************************************/
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int k210_fpioa_get_io_by_function(uint8_t function);
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int fpioa_set_io_pull(int number, fpioa_pull_t pull);
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void k210_fpioa_config(uint32_t io, uint32_t ioflags);
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#endif /* __ARCH_RISCV_SRC_K210_K210_FPIOA_H */
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+111
@@ -0,0 +1,111 @@
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/****************************************************************************
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* arch/risc-v/src/k210/k210_gpiohs.c
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*
|
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* 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
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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 <assert.h>
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#include <debug.h>
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#include "riscv_internal.h"
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#include "k210_memorymap.h"
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#include "k210_gpiohs.h"
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#include "k210_fpioa.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define GPIOHS_INPUT_VAL_OFFSET 0x00
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#define GPIOHS_INPUT_EN_OFFSET 0x04
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#define GPIOHS_OUTPUT_EN_OFFSET 0x08
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#define GPIOHS_OUTPUT_VAL_OFFSET 0x0c
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#define GPIOHS_PULLUP_EN_OFFSET 0x10
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#define GPIOHS_DRIVE_OFFSET 0x14
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#define GPIOHS_INPUT (K210_GPIOHS_BASE + GPIOHS_INPUT_VAL_OFFSET)
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#define GPIOHS_INPUT_EN (K210_GPIOHS_BASE + GPIOHS_INPUT_EN_OFFSET)
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#define GPIOHS_OUTPUT (K210_GPIOHS_BASE + GPIOHS_OUTPUT_VAL_OFFSET)
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#define GPIOHS_OUTPUT_EN (K210_GPIOHS_BASE + GPIOHS_OUTPUT_EN_OFFSET)
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|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
void k210_gpiohs_set_direction(uint32_t io, gpio_drive_mode_t mode)
|
||||
{
|
||||
DEBUGASSERT(io < K210_GPIOHS_MAX_PINNO);
|
||||
int io_number = k210_fpioa_get_io_by_function(K210_IO_FUNC_GPIOHS0 + io);
|
||||
DEBUGASSERT(io_number >= 0);
|
||||
|
||||
fpioa_pull_t pull = FPIOA_PULL_NONE;
|
||||
uint32_t dir = 0;
|
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|
||||
switch (mode)
|
||||
{
|
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case GPIO_DM_INPUT:
|
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pull = FPIOA_PULL_NONE;
|
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dir = 0;
|
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break;
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case GPIO_DM_INPUT_PULL_DOWN:
|
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pull = FPIOA_PULL_DOWN;
|
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dir = 0;
|
||||
break;
|
||||
case GPIO_DM_INPUT_PULL_UP:
|
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pull = FPIOA_PULL_UP;
|
||||
dir = 0;
|
||||
break;
|
||||
case GPIO_DM_OUTPUT:
|
||||
pull = FPIOA_PULL_DOWN;
|
||||
dir = 1;
|
||||
break;
|
||||
default:
|
||||
DEBUGASSERT(!"GPIO drive mode is not supported.");
|
||||
break;
|
||||
}
|
||||
|
||||
fpioa_set_io_pull(io_number, pull);
|
||||
uint32_t outbit = dir << io;
|
||||
uint32_t inbit = (!dir) << io;
|
||||
modifyreg32(GPIOHS_OUTPUT_EN, inbit, outbit);
|
||||
modifyreg32(GPIOHS_INPUT_EN, outbit, inbit);
|
||||
}
|
||||
|
||||
void k210_gpiohs_set_value(uint32_t io, bool val)
|
||||
{
|
||||
uint32_t setbit = val << io;
|
||||
uint32_t clrbit = (!val) << io;
|
||||
modifyreg32(GPIOHS_OUTPUT, clrbit, setbit);
|
||||
}
|
||||
|
||||
bool k210_gpiohs_get_value(uint32_t io)
|
||||
{
|
||||
uint32_t reg = getreg32(GPIOHS_INPUT);
|
||||
|
||||
if (reg & (1 << io))
|
||||
{
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
+87
@@ -0,0 +1,87 @@
|
||||
/****************************************************************************
|
||||
* arch/risc-v/src/k210/k210_gpiohs.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_K210_K210_GPIOHS_H
|
||||
#define __ARCH_RISCV_SRC_K210_K210_GPIOHS_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
typedef enum _gpio_drive_mode
|
||||
{
|
||||
GPIO_DM_INPUT,
|
||||
GPIO_DM_INPUT_PULL_DOWN,
|
||||
GPIO_DM_INPUT_PULL_UP,
|
||||
GPIO_DM_OUTPUT,
|
||||
} gpio_drive_mode_t;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: k210_gpiohs_set_direction
|
||||
*
|
||||
* Description:
|
||||
* Set gpiohs direction
|
||||
*
|
||||
* Input Parameters:
|
||||
* io - IO number
|
||||
* dir - true for output, false for input
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void k210_gpiohs_set_direction(uint32_t io, gpio_drive_mode_t mode);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: k210_gpiohs_set_value
|
||||
*
|
||||
* Description:
|
||||
* Set gpiohs direction
|
||||
*
|
||||
* Input Parameters:
|
||||
* io - IO number
|
||||
* dir - true for high level, false for low level
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void k210_gpiohs_set_value(uint32_t io, bool val);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: k210_gpiohs_get_value
|
||||
*
|
||||
* Description:
|
||||
* Get gpiohs level
|
||||
*
|
||||
* Input Parameters:
|
||||
* io - IO number
|
||||
*
|
||||
* Returned Value:
|
||||
* true for high level, false for low level
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
bool k210_gpiohs_get_value(uint32_t io);
|
||||
|
||||
#endif /* __ARCH_RISCV_SRC_K210_K210_GPIOHS_H */
|
||||
Reference in New Issue
Block a user