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arch: samd5e5:
- Add MTD progmem support. - NVM USER PAGE IOCTLs support. boards: metro-m4 Add support for: - SmartFS inicialization. - AT24 EEPROM. - GPIO dev support. - BQ27426 gauge inicialization. drives: power - Add BQ27426 fuel gauge support. Testing: - Build check only. Signed-off-by: Leomar Mateus Radke <leomar@falker.com.br>
This commit is contained in:
leomarradke
committed by
Alan Carvalho de Assis
Alan Carvalho de Assis
parent
946601da2f
commit
8a2c480a48
@@ -549,6 +549,26 @@ config SAMD5E5_WDT
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bool "Watchdog Timer"
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default n
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menuconfig SAMD5E5_PROGMEM
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bool "FLASH program memory"
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default n
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select ARCH_HAVE_PROGMEM
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---help---
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Enable support FLASH interfaces as defined in include/nuttx/progmem.h
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if SAMD5E5_PROGMEM
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config SAMD5E5_PROGMEM_NSECTORS
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int "Number of 32Kbytes sectors"
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default 2
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range 1 32
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---help---
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This is the number of 32Kbytes FLASH sectors at the end of the program
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flash memory that will be reserved for use with by the interfaces
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prototyped in include/nuttx/progmem.h
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endif # SAMD5E5_PROGMEM
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endmenu # SAMD5x/E5x Peripheral Support
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config SAMD5E5_DMAC_NDESC
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@@ -177,3 +177,7 @@ endif
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ifeq ($(CONFIG_SAMD5E5_RTC),y)
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CHIP_CSRCS += sam_rtc.c
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endif
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ifeq ($(CONFIG_SAMD5E5_PROGMEM),y)
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CHIP_CSRCS += sam_progmem.c
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endif
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@@ -66,11 +66,11 @@
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#define SAM_NVMCTRL_SEECFG_OFFSET 0x002a /* SmartEEPROM configuration register */
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#define SAM_NVMCTRL_SEESTAT_OFFSET 0x002c /* SmartEEPROM status register */
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/* NVMCTRL register addresses ***************************************************************/
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#define SAM_NVMCTRL_CTRLA (SAM_NVMCTRL_BASE + SAM_NVMCTRL_CTRLA_OFFSET)
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#define SAM_NVMCTRL_CTRLB (SAM_NVMCTRL_BASE + SAM_NVMCTRL_CTRLB_OFFSET)
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#define SAM_NVMCTRL_PARAM (SAM_NVMCTRL_BASE + SAM_NVMCTRL_PARAM_OFFSET)
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#define SAM_NVMCTRL_INTENCLR (SAM_NVMCTRL_BASE + SAM_NVMCTRL_INTENCLR_OFFSET)
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#define SAM_NVMCTRL_INTENSET (SAM_NVMCTRL_BASE + SAM_NVMCTRL_INTENSET_OFFSET)
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#define SAM_NVMCTRL_INTFLAG (SAM_NVMCTRL_BASE + SAM_NVMCTRL_INTFLAG_OFFSET)
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@@ -95,15 +95,15 @@
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# define NVMCTRL_CTRLA_WMODE_MAN (0 << NVMCTRL_CTRLA_WMODE_SHIFT) /* Manual Write */
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# define NVMCTRL_CTRLA_WMODE_ADW (1 << NVMCTRL_CTRLA_WMODE_SHIFT) /* Automatic Double Word Write */
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# define NVMCTRL_CTRLA_WMODE_AQW (2 << NVMCTRL_CTRLA_WMODE_SHIFT) /* Automatic Quad Word */
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# define NVMCTRL_CTRLA_WMODE_AP (2 << NVMCTRL_CTRLA_WMODE_SHIFT) /* Automatic Page Write */
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#define NVMCTRL_CTRLA_PRM_SHIFT (8) /* Bits 8-9: Power Reduction Mode during Sleep */
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# define NVMCTRL_CTRLA_WMODE_AP (3 << NVMCTRL_CTRLA_WMODE_SHIFT) /* Automatic Page Write */
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#define NVMCTRL_CTRLA_PRM_SHIFT (6) /* Bits 8-9: Power Reduction Mode during Sleep */
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#define NVMCTRL_CTRLA_PRM_MASK (3 << NVMCTRL_CTRLA_PRM_SHIFT)
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# define NVMCTRL_CTRLA_PRM_SEMIAUTO (0 << NVMCTRL_CTRLA_PRM_SHIFT) /* Enter low power on STANDBY/SPRM cmd;
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* Exit on first access */
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# define NVMCTRL_CTRLA_PRM_FULLAUTO (1 << NVMCTRL_CTRLA_PRM_SHIFT) /* Enter/Exit low power on STANDBY */
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# define NVMCTRL_CTRLA_PRM_MANUAL (3 << NVMCTRL_CTRLA_PRM_SHIFT) /* Enter low power only on SPRM cmd;
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* Exit on first access */
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#define NVMCTRL_CTRLA_RWS_SHIFT (8) /* Bits 8-11: NVM Read Wait States */
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#define NVMCTRL_CTRLA_RWS_SHIFT (8) /* Bits 8-11: NVM Read Wait States */
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#define NVMCTRL_CTRLA_RWS_MASK (15 << NVMCTRL_CTRLA_RWS_SHIFT)
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# define NVMCTRL_CTRLA_RWS(n) ((uint32_t)(n) << NVMCTRL_CTRLA_RWS_SHIFT)
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#define NVMCTRL_CTRLA_AHBNS0 (1 << 12) /* Bit 12: Force AHB0 access to Non-Sequential */
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@@ -139,7 +139,7 @@
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# define NVMCTRL_CTRLB_CMD_USEE (0x35 << NVMCTRL_CTRLB_CMD_SHIFT) /* Unlock SmartEEPROM data*/
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# define NVMCTRL_CTRLB_CMD_LSEER (0x36 << NVMCTRL_CTRLB_CMD_SHIFT) /* Lock SmartEEPROM registers */
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# define NVMCTRL_CTRLB_CMD_USEER (0x37 << NVMCTRL_CTRLB_CMD_SHIFT) /* Unlock SmartEEPROM registers */
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#define NVMCTRL_CTRLB_CMDEX_SHIFT (8) /* Bits 8-15: Command Execution */
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#define NVMCTRL_CTRLB_CMDEX_SHIFT (8) /* Bits 8-15: Command Execution */
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#define NVMCTRL_CTRLB_CMDEX_MASK (0xff << NVMCTRL_CTRLB_CMDEX_SHIFT)
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# define NVMCTRL_CTRLB_CMDEX_KEY (0xa5 << NVMCTRL_CTRLB_CMDEX_SHIFT)
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@@ -158,11 +158,12 @@
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# define NVMCTRL_PARAM_PSZ_256B (5 << NVMCTRL_PARAM_PSZ_SHIFT) /* 256 bytes */
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# define NVMCTRL_PARAM_PSZ_512B (6 << NVMCTRL_PARAM_PSZ_SHIFT) /* 512 bytes */
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# define NVMCTRL_PARAM_PSZ_1KB (7 << NVMCTRL_PARAM_PSZ_SHIFT) /* 1024 bytes */
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#define NVMCTRL_PARAM_SEE_ (1 << 31) /* Bit 31: SmartEEPROM Supported */
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#define NVMCTRL_PARAM_SEE_ (1 << 31) /* Bit 31: SmartEEPROM Supported */
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/* Interrupt clear register */
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/* Interrupt set register */
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/* Interface flags status and clear register */
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/* Interrupt clear register
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* Interrupt set register
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* Interface flags status and clear register
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*/
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#define NVMCTRL_INT_DONE (1 << 0) /* Bit 0: Command done interrupt */
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#define NVMCTRL_INT_ADDRE (1 << 1) /* Bit 1: Address error interrupt */
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@@ -208,7 +209,7 @@
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# define NVMCTRL_ECCERR_TYPEL_NONE (0 << NVMCTRL_ECCERR_TYPEL_SHIFT) /* No error detected */
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# define NVMCTRL_ECCERR_TYPEL_SINGLE (1 << NVMCTRL_ECCERR_TYPEL_SHIFT) /* Single error(s) detected */
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# define NVMCTRL_ECCERR_TYPEL_DUAL (2 << NVMCTRL_ECCERR_TYPEL_SHIFT) /* Dual error(s) detected */
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#define NVMCTRL_ECCERR_TYPEH_SHIFT (30) /* Bits 30-31: High double-word error type */
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#define NVMCTRL_ECCERR_TYPEH_SHIFT (30) /* Bits 30-31: High double-word error type */
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#define NVMCTRL_ECCERR_TYPEH_MASK (3 << NVMCTRL_ECCERR_TYPEH_SHIFT)
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# define NVMCTRL_ECCERR_TYPEH_NONE (0 << NVMCTRL_ECCERR_TYPEH_SHIFT) /* No error detected */
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# define NVMCTRL_ECCERR_TYPEH_SINGLE (1 << NVMCTRL_ECCERR_TYPEH_SHIFT) /* Single error(s) detected */
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@@ -247,7 +248,7 @@
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********************************************************************************************/
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/********************************************************************************************
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* Public Functions
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* Public Functions Prototypes
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********************************************************************************************/
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#endif /* __ARCH_ARM_SRC_SAMD5E5_HARDWARE_SAM_NVMCTRL_H */
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,55 @@
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/****************************************************************************
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* arch/arm/src/samd5e5/sam_progmem.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
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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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#ifndef __ARCH_ARM_SRC_SAMD5E5_SAM_PROGMEM_H
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#define __ARCH_ARM_SRC_SAMD5E5_SAM_PROGMEM_H
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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 "arm_arch.h"
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#include "hardware/sam_nvmctrl.h"
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#include <nuttx/progmem.h>
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/****************************************************************************
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* Inline Functions
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****************************************************************************/
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/****************************************************************************
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* Name: sam_progmem_initialize
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*
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* Description:
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* Call to initialize FLASH programming memory access
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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void sam_progmem_initialize(void);
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#endif /* __ARCH_ARM_SRC_SAMD5E5_SAM_PROGMEM_H */
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@@ -45,6 +45,36 @@ config METRO_M4_32KHZXTAL
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slow clock source. This option will select instead XOSC32 as the
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slow clock source.
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config METRO_M4_AT24_BLOCKMOUNT
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bool "AT24 Serial EEPROM auto-mount"
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default n
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depends on MTD_AT24XX
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---help---
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Automatically initialize the AT24 I2C EEPROM driver when NSH starts.
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choice
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prompt "AT24 serial EPPROM configuration"
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default METRO_M4_AT24_FTL
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depends on METRO_M4_AT24_BLOCKMOUNT
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config METRO_M4_AT24_FTL
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bool "Create AT24 block driver"
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---help---
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Create the MTD driver for the AT24 and "wrap" the AT24 as a standard
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block driver that could then, for example, be mounted using FAT or
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any other file system. Any file system may be used, but there will
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be no wear-leveling.
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config METRO_M4_AT24_NXFFS
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bool "Create AT24 NXFFS file system"
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depends on FS_NXFFS
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---help---
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Create the MTD driver for the AT24 and mount the AT24 device as
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a wear-leveling, NuttX FLASH file system (NXFFS). The downside of
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NXFFS is that it can be very slow.
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endchoice # AT24 serial EPPROM configuration
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if FS_AUTOMOUNTER
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config METRO_M4_USB_AUTOMOUNT
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bool "USB automounter"
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@@ -69,6 +69,21 @@ endif
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ifeq ($(CONFIG_SAMD5E5_SERCOM5_ISI2C),y)
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CSRCS += sam_i2c.c
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ifeq ($(CONFIG_MTD_AT24XX),y)
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CSRCS += sam_at24.c
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endif
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endif
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ifeq ($(CONFIG_FS_SMARTFS),y)
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CSRCS += sam_smartfs.c
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endif
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ifeq ($(CONFIG_BQ27426),y)
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CSRCS += sam_bq27426.c
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endif
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ifeq ($(CONFIG_DEV_GPIO),y)
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CSRCS += sam_gpio.c
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endif
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include $(TOPDIR)/boards/Board.mk
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@@ -68,8 +68,47 @@
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* D13 PA16 GPIO output
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*/
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#define PORT_RED_LED (PORT_OUTPUT | PORT_PULL_NONE | PORT_OUTPUT_SET | \
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PORTA | PORT_PIN16)
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#define PORT_RED_LED (PORT_OUTPUT | PORT_PULL_NONE | PORT_OUTPUT_SET | PORTA | PORT_PIN16)
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#define PORT_D8 (PORT_OUTPUT | PORT_PULL_NONE | PORT_OUTPUT_SET | PORTA | PORT_PIN21)
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#define PORT_D9 (PORT_INTERRUPT | PORT_PULL_NONE | PORT_INT_RISING | PORTA | PORT_PIN20)
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#define PORT_D10 (PORT_INPUT | PORT_PULL_NONE | PORT_INT_CHANGE | PORTA | PORT_PIN18)
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/* GPIO pins used by the GPIO Subsystem */
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#define BOARD_NGPIOIN 1 /* Amount of GPIO Input pins */
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#define BOARD_NGPIOOUT 1 /* Amount of GPIO Output pins */
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#define BOARD_NGPIOINT 1 /* Amount of GPIO Input w/ Interruption pins */
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#define HAVE_AT24 1
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/* AT24 Serial EEPROM */
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#define AT24_I2C_BUS 5 /* AT24C256 connected to I2C5 */
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#define AT24_MINOR 0
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#if !defined(CONFIG_MTD_AT24XX) || !defined(CONFIG_SAMD5E5_SERCOM5_ISI2C)
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# undef HAVE_AT24
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#endif
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/* Can't support AT24 features if mountpoints are disabled or if we were not
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* asked to mount the AT25 part
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*/
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#if defined(CONFIG_DISABLE_MOUNTPOINT) || \
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!defined(CONFIG_METRO_M4_AT24_BLOCKMOUNT)
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# undef HAVE_AT24
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#endif
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/* On-chip Programming Memory */
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#if defined(CONFIG_SAMD5E5_PROGMEM) || defined(CONFIG_MTD_PROGMEM)
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#define HAVE_PROGMEM_CHARDEV
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#endif
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/* This is the on-chip progmem memroy driver minor number */
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#define PROGMEM_MTD_MINOR 0
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/****************************************************************************
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* Public Types
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@@ -123,5 +162,17 @@ FAR struct i2c_master_s *g_i2c5_dev;
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int metro_m4_i2cdev_initialize(void);
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#endif
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#ifdef CONFIG_FS_SMARTFS
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int sam_smartfs_initialize(void);
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#endif
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#ifdef CONFIG_BQ27426
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int sam_bq27426_initialize(FAR const char *devname);
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#endif
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#ifdef CONFIG_DEV_GPIO
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int sam_gpio_initialize(void);
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __BOARDS_ARM_SAMD5E5_METRO_M4_SRC_METRO_M4_H */
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@@ -0,0 +1,126 @@
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/****************************************************************************
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* boards/arm/samd5e5/metro-m4/src/sam_at24.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 <sys/mount.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/i2c/i2c_master.h>
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#include <nuttx/mtd/mtd.h>
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#include <nuttx/fs/nxffs.h>
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#include "metro-m4.h"
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#ifdef HAVE_AT24
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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: sam_at24_automount
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*
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* Description:
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* Initialize and configure the AT24 serial EEPROM
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*
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****************************************************************************/
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extern FAR struct i2c_master_s *g_i2c5_dev;
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int sam_at24_automount(int minor)
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{
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FAR struct mtd_dev_s *mtd;
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static bool initialized = false;
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int ret;
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/* Have we already initialized? */
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if (!initialized)
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{
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/* Now bind the I2C interface to the AT24 I2C EEPROM driver */
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finfo("Bind the AT24 EEPROM driver to I2C%d\n", AT24_I2C_BUS);
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mtd = at24c_initialize(g_i2c5_dev);
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if (!mtd)
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{
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ferr("ERROR: Failed to bind TWI%d to the AT24 EEPROM driver\n",
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AT24_I2C_BUS);
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return -ENODEV;
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}
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#if defined(CONFIG_METRO_M4_AT24_FTL)
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/* And finally, use the FTL layer
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* to wrap the MTD driver as a block driver
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*/
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finfo("Initialize the FTL layer to create /dev/mtdblock%d\n",
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AT24_MINOR);
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ret = ftl_initialize(AT24_MINOR, mtd);
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if (ret < 0)
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{
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ferr("ERROR: Failed to initialize the FTL layer: %d\n", ret);
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return ret;
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}
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#elif defined(CONFIG_METRO_M4_AT24_NXFFS)
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/* Initialize to provide NXFFS on the MTD interface */
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finfo("Initialize the NXFFS file system\n");
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ret = nxffs_initialize(mtd);
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if (ret < 0)
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{
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ferr("ERROR: NXFFS initialization failed: %d\n", ret);
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return ret;
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}
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/* Mount the file system at /mnt/at24 */
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finfo("Mount the NXFFS file system at /dev/at24\n");
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ret = mount(NULL, "/mnt/at24", "nxffs", 0, NULL);
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if (ret < 0)
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{
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ferr("ERROR: Failed to mount the NXFFS volume: %d\n",
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errno);
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return ret;
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}
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#endif
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/* Now we are initialized */
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initialized = true;
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}
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return OK;
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}
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#endif /* HAVE_AT24 */
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@@ -0,0 +1,75 @@
|
||||
/****************************************************************************
|
||||
* boards/arm/samd5e5/metro-m4/src/sam_bq27426.c
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include <debug.h>
|
||||
#include <errno.h>
|
||||
|
||||
#include <nuttx/i2c/i2c_master.h>
|
||||
#include <nuttx/power/battery_gauge.h>
|
||||
|
||||
#include <nuttx/power/bq27426.h>
|
||||
#include <nuttx/power/battery_ioctl.h>
|
||||
|
||||
#include "arm_arch.h"
|
||||
#include "chip.h"
|
||||
#include "hardware/sam_i2c_master.h"
|
||||
#include "metro-m4.h"
|
||||
|
||||
#include <arch/board/board.h>
|
||||
#include "sam_config.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_BQ27426
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: sam_bq24298_initialize
|
||||
*
|
||||
* Description:
|
||||
* Called to configure bq24298
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int sam_bq27426_initialize(FAR const char *devname)
|
||||
{
|
||||
FAR struct battery_gauge_dev_s *bq27426_m4;
|
||||
|
||||
bq27426_m4 = (FAR struct battery_gauge_dev_s *)bq27426_initialize(
|
||||
g_i2c5_dev,
|
||||
BQ27426_I2C_ADDRESS,
|
||||
100000);
|
||||
return battery_gauge_register(devname, bq27426_m4);
|
||||
}
|
||||
|
||||
#endif /* CONFIG_BQ27426 */
|
||||
@@ -64,6 +64,11 @@
|
||||
# include <nuttx/usb/usbmonitor.h>
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_BQ27426
|
||||
#include <nuttx/power/battery_gauge.h>
|
||||
#include <nuttx/power/battery_ioctl.h>
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
@@ -98,7 +103,7 @@ int sam_bringup(void)
|
||||
ret = mount(NULL, PROCFS_MOUNTPOINT, "procfs", 0, NULL);
|
||||
if (ret < 0)
|
||||
{
|
||||
syslot(LOG_ERR, "ERROR: Failed to mount procfs at %s: %d\n",
|
||||
syslog(LOG_ERR, "ERROR: Failed to mount procfs at %s: %d\n",
|
||||
PROCFS_MOUNTPOINT, ret);
|
||||
}
|
||||
#endif
|
||||
@@ -137,12 +142,47 @@ int sam_bringup(void)
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_FS_SMARTFS
|
||||
/* Initialize Smart File System (SMARTFS) */
|
||||
|
||||
ret = sam_smartfs_initialize();
|
||||
if (ret < 0)
|
||||
{
|
||||
syslog(LOG_ERR, "ERROR: Failed to mount smartfs %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Mount the file system at /mnt/nvm */
|
||||
|
||||
ret = mount("/dev/smart0", "/mnt/nvm", "smartfs", 0, NULL);
|
||||
if (ret < 0)
|
||||
{
|
||||
syslog(LOG_ERR, "ERROR: Failed to mount the SmartFS volume: %d\n",
|
||||
ret);
|
||||
return ret;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_FS_AUTOMOUNTER
|
||||
/* Initialize the auto-mounter */
|
||||
|
||||
sam_automount_initialize();
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_BQ27426
|
||||
/* Configure and initialize the BQ2426 distance sensor */
|
||||
|
||||
ret = sam_bq27426_initialize("/dev/batt1");
|
||||
if (ret < 0)
|
||||
{
|
||||
syslog(LOG_ERR, "ERROR: sam_bq27426_initialize() failed: %d\n", ret);
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_DEV_GPIO
|
||||
ret = sam_gpio_initialize();
|
||||
#endif
|
||||
|
||||
UNUSED(ret);
|
||||
return OK;
|
||||
}
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@@ -448,6 +448,27 @@ config MAX1704X
|
||||
The MAX17040 is configured to operate with a single lithium cell and the
|
||||
MAX17041 is configured for a dual-cell 2S pack.
|
||||
|
||||
config BQ27426
|
||||
bool "BQ27426 Battery fuel gauge support"
|
||||
default n
|
||||
select I2C
|
||||
depends on BATTERY_GAUGE
|
||||
---help---
|
||||
The bq27426 battery fuel gauge accurately predicts the battery capacity and other
|
||||
operational characteristics of a single, Li-based, rechargeable cell.
|
||||
It can be interrogated by a system processor to provide cell information,
|
||||
such as state-of-charge (SOC).
|
||||
|
||||
if BQ27426
|
||||
|
||||
config DEBUG_BQ27426
|
||||
bool "BQ27426 Debug Features"
|
||||
default n
|
||||
---help---
|
||||
Enable BQ27426 battery management debug features.
|
||||
|
||||
endif # BQ27426
|
||||
|
||||
config I2C_BQ2425X
|
||||
bool
|
||||
default y if BQ2425X
|
||||
|
||||
@@ -152,6 +152,12 @@ ifeq ($(CONFIG_I2C_MAX1704X),y)
|
||||
CSRCS += max1704x.c
|
||||
endif
|
||||
|
||||
# Add the bq27426 I2C-based battery guage driver
|
||||
|
||||
ifeq ($(CONFIG_BQ27426),y)
|
||||
CSRCS += bq27426.c
|
||||
endif
|
||||
|
||||
endif
|
||||
|
||||
# Include battery support in the build
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@@ -53,7 +53,9 @@
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
/* Configuration ************************************************************/
|
||||
|
||||
/* Configuration */
|
||||
|
||||
/* CONFIG_BATTERY_GAUGE - Upper half battery fuel gauge driver support
|
||||
*
|
||||
* Specific, lower-half drivers will have other configuration requirements
|
||||
@@ -63,7 +65,8 @@
|
||||
* CONFIG_I2C_MAX1704X - The MAX1704x driver must be explicitly selected.
|
||||
*/
|
||||
|
||||
/* IOCTL Commands ***********************************************************/
|
||||
/* IOCTL Commands */
|
||||
|
||||
/* The upper-half battery fuel gauge driver provides a character driver
|
||||
* "wrapper" * around the lower-half battery driver that does all of the
|
||||
* real work.
|
||||
@@ -89,6 +92,7 @@
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
/* Battery status */
|
||||
|
||||
enum battery_gauge_status_e
|
||||
@@ -100,7 +104,7 @@ enum battery_gauge_status_e
|
||||
BATTERY_DISCHARGING /* Probably not full, discharging */
|
||||
};
|
||||
|
||||
/* This structure defines the lower half battery interface */
|
||||
/* This structure defines the lower half battery interface */
|
||||
|
||||
struct battery_gauge_dev_s;
|
||||
struct battery_gauge_operations_s
|
||||
@@ -129,7 +133,7 @@ struct battery_gauge_dev_s
|
||||
/* Fields required by the upper-half driver */
|
||||
|
||||
FAR const struct battery_gauge_operations_s *ops; /* Battery operations */
|
||||
sem_t batsem; /* Enforce mutually exclusive access */
|
||||
sem_t batsem; /* Enforce mutually exclusive access */
|
||||
|
||||
/* Data fields specific to the lower-half driver may follow */
|
||||
};
|
||||
@@ -151,6 +155,7 @@ extern "C"
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: battery_gauge_register
|
||||
*
|
||||
@@ -171,6 +176,40 @@ extern "C"
|
||||
int battery_gauge_register(FAR const char *devpath,
|
||||
FAR struct battery_gauge_dev_s *dev);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bq27426_initialize
|
||||
*
|
||||
* Description:
|
||||
* Initialize the bq2742 battery driver and return an instance of the
|
||||
* lower_half interface that may be used with battery_gauge_register();
|
||||
*
|
||||
* This driver requires:
|
||||
*
|
||||
* CONFIG_BATTERY_GAUGE - Upper half battery fuel gauge driver support
|
||||
* CONFIG_I2C - I2C support
|
||||
* CONFIG_BQ27426 - And the driver must be explictly selected.
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with the
|
||||
* bq27426
|
||||
* addr - The I2C address of the bq27426 (Better be 0x55).
|
||||
* frequency - The I2C frequency
|
||||
*
|
||||
* Returned Value:
|
||||
* A pointer to the initializeed battery driver instance. A NULL pointer
|
||||
* is returned on a failure to initialize the bq27426 lower half.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_BQ27426)
|
||||
struct i2c_master_s; /* Forward reference */
|
||||
|
||||
FAR struct battery_gauge_dev_s *bq27426_initialize(
|
||||
FAR struct i2c_master_s *i2c,
|
||||
uint8_t addr,
|
||||
uint32_t frequency);
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: max1704x_initialize
|
||||
*
|
||||
@@ -187,7 +226,8 @@ int battery_gauge_register(FAR const char *devpath,
|
||||
* chip is on the board in order to scale the voltage correctly.
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with the MAX1704x
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* the MAX1704x.
|
||||
* addr - The I2C address of the MAX1704x (Better be 0x36).
|
||||
* frequency - The I2C frequency
|
||||
*
|
||||
@@ -200,9 +240,10 @@ int battery_gauge_register(FAR const char *devpath,
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_I2C_MAX1704X)
|
||||
struct i2c_master_s; /* Forward reference */
|
||||
|
||||
FAR struct battery_gauge_dev_s *max1704x_initialize(FAR struct i2c_master_s *i2c,
|
||||
uint8_t addr,
|
||||
uint32_t frequency);
|
||||
FAR struct battery_gauge_dev_s *max1704x_initialize(
|
||||
FAR struct i2c_master_s *i2c,
|
||||
uint8_t addr,
|
||||
uint32_t frequency);
|
||||
#endif
|
||||
|
||||
#undef EXTERN
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user