forked from nuttx/nuttx-update
boards/nrf5340-dk: add PWM configuration
This commit is contained in:
raiden00pl
Petro Karashchenko
parent
93ac27ff63
commit
38631bd560
6 changed files with 188 additions and 0 deletions
56
boards/arm/nrf53/nrf5340-dk/configs/pwm_cpuapp/defconfig
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56
boards/arm/nrf53/nrf5340-dk/configs/pwm_cpuapp/defconfig
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@ -0,0 +1,56 @@
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#
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# This file is autogenerated: PLEASE DO NOT EDIT IT.
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#
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# You can use "make menuconfig" to make any modifications to the installed .config file.
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# You can then do "make savedefconfig" to generate a new defconfig file that includes your
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# modifications.
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#
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# CONFIG_NSH_DISABLE_IFCONFIG is not set
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# CONFIG_NSH_DISABLE_PS is not set
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# CONFIG_STANDARD_SERIAL is not set
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CONFIG_ARCH="arm"
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CONFIG_ARCH_BOARD="nrf5340-dk"
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CONFIG_ARCH_BOARD_NRF5340_DK=y
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CONFIG_ARCH_CHIP="nrf53"
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CONFIG_ARCH_CHIP_NRF5340=y
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CONFIG_ARCH_CHIP_NRF5340_CPUAPP=y
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CONFIG_ARCH_CHIP_NRF53=y
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CONFIG_ARCH_STACKDUMP=y
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CONFIG_ARCH_STDARG_H=y
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CONFIG_BOARD_LOOPSPERMSEC=5500
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CONFIG_BUILTIN=y
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CONFIG_EXAMPLES_PWM=y
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CONFIG_EXPERIMENTAL=y
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CONFIG_FAT_LCNAMES=y
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CONFIG_FAT_LFN=y
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CONFIG_FS_FAT=y
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CONFIG_INIT_ENTRYPOINT="nsh_main"
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CONFIG_INTELHEX_BINARY=y
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CONFIG_MM_REGIONS=2
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CONFIG_NRF53_PWM0=y
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CONFIG_NRF53_PWM0_CH0=y
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CONFIG_NRF53_PWM0_CH1=y
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CONFIG_NRF53_PWM0_CH2=y
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CONFIG_NRF53_PWM0_CH3=y
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CONFIG_NRF53_PWM_MULTICHAN=y
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CONFIG_NRF53_UART0=y
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CONFIG_NSH_ARCHINIT=y
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CONFIG_NSH_BUILTIN_APPS=y
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CONFIG_NSH_FILEIOSIZE=512
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CONFIG_NSH_LINELEN=64
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CONFIG_NSH_READLINE=y
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CONFIG_PREALLOC_TIMERS=4
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CONFIG_PWM=y
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CONFIG_PWM_MULTICHAN=y
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CONFIG_PWM_NCHANNELS=4
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CONFIG_RAM_SIZE=524288
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CONFIG_RAM_START=0x20000000
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CONFIG_RAW_BINARY=y
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CONFIG_RR_INTERVAL=200
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CONFIG_SCHED_WAITPID=y
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CONFIG_START_DAY=26
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CONFIG_START_MONTH=3
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CONFIG_SYMTAB_ORDEREDBYNAME=y
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CONFIG_SYSTEM_NSH=y
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CONFIG_TASK_NAME_SIZE=0
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CONFIG_UART0_SERIAL_CONSOLE=y
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@ -127,4 +127,18 @@
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GPIO_VALUE_ONE | GPIO_PORT0 | GPIO_PIN(20))
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#endif
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/* PWM Pins *****************************************************************/
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/* PWM 0:
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* PWM0 CH0 - P1.10
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* PWM0 CH1 - P1.11
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* PWM0 CH2 - P1.12
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* PWM0 CH3 - P1.13
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*/
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#define NRF53_PWM0_CH0_PIN (GPIO_MCUSEL_APP | GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(10))
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#define NRF53_PWM0_CH1_PIN (GPIO_MCUSEL_APP | GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(11))
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#define NRF53_PWM0_CH2_PIN (GPIO_MCUSEL_APP | GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(12))
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#define NRF53_PWM0_CH3_PIN (GPIO_MCUSEL_APP | GPIO_OUTPUT | GPIO_PORT1 | GPIO_PIN(13))
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#endif /* __BOARDS_ARM_NRF53_NRF5340_DK_INCLUDE_BOARD_H */
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@ -42,4 +42,8 @@ CSRCS += nrf53_timer.c
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endif
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endif
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ifeq ($(CONFIG_PWM),y)
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CSRCS += nrf53_pwm.c
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endif
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include $(TOPDIR)/boards/Board.mk
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@ -94,5 +94,17 @@ int nrf53_bringup(void);
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int nrf53_timer_driver_setup(const char *devpath, int timer);
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#endif
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/****************************************************************************
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* Name: nrf53_pwm_setup
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*
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* Description:
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* Initialize PWM driver.
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*
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****************************************************************************/
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#ifdef CONFIG_PWM
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int nrf53_pwm_setup(void);
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __BOARDS_ARM_NRF53_NRF5340_DK_SRC_NRF53_NRF5340_DK_H */
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@ -99,6 +99,18 @@ int nrf53_bringup(void)
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}
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#endif
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#ifdef CONFIG_PWM
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/* Configure PWM driver */
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ret = nrf53_pwm_setup();
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if (ret < 0)
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{
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syslog(LOG_ERR,
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"ERROR: Failed to initialize PWM driver: %d\n",
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ret);
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}
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#endif
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#ifdef CONFIG_NRF53_SOFTDEVICE_CONTROLLER
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ret = nrf53_sdc_initialize();
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90
boards/arm/nrf53/nrf5340-dk/src/nrf53_pwm.c
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90
boards/arm/nrf53/nrf5340-dk/src/nrf53_pwm.c
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@ -0,0 +1,90 @@
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/****************************************************************************
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* boards/arm/nrf53/nrf5340-dk/src/nrf53_pwm.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 <debug.h>
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#include <errno.h>
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#include <stddef.h>
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#include <nuttx/timers/pwm.h>
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#include <arch/board/board.h>
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#include "nrf53_pwm.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define NRF53_PWM (0)
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nrf53_pwm_setup
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*
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* Description:
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* Initialize PWM and register the PWM device.
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*
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****************************************************************************/
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int nrf53_pwm_setup(void)
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{
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static bool initialized = false;
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struct pwm_lowerhalf_s *pwm = NULL;
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int ret = OK;
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/* Have we already initialized? */
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if (!initialized)
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{
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/* Call nrf53_pwminitialize() to get an instance of the PWM interface */
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pwm = nrf53_pwminitialize(NRF53_PWM);
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if (!pwm)
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{
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aerr("ERROR: Failed to get the NRF53 PWM lower half\n");
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ret = -ENODEV;
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goto errout;
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}
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/* Register the PWM driver at "/dev/pwm0" */
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ret = pwm_register("/dev/pwm0", pwm);
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if (ret < 0)
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{
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aerr("ERROR: pwm_register failed: %d\n", ret);
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goto errout;
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}
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/* Now we are initialized */
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initialized = true;
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}
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errout:
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return ret;
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}
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