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Merge pull request #3989 from xinyigao/master 

SAI模块-i.mxrt1050evk
This commit is contained in:
Bernard Xiong 2021-01-07 21:27:26 +08:00 committed by GitHub
parent 84c772ea40 2e15ec26ba
commit 6742f9a3ab
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 2513 additions and 5 deletions
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48
bsp/imxrt/imxrt1052-nxp-evk/board/Kconfig
View File

@ -86,6 +86,25 @@ menu "On-chip Peripheral Drivers"
default 1
endif
menuconfig BSP_USING_I2C
bool "Enable I2C"
select RT_USING_I2C
default n
if BSP_USING_I2C
config BSP_USING_I2C1
bool "Enable I2C1"
default n
choice
prompt "Select I2C1 badurate"
default HW_I2C1_BADURATE_100kHZ
config HW_I2C1_BADURATE_100kHZ
bool "Badurate 100kHZ"
config HW_I2C1_BADURATE_400kHZ
bool "Badurate 400kHZ"
endchoice
endif
endmenu
menu "Onboard Peripheral Drivers"
@ -132,10 +151,37 @@ menu "Onboard Peripheral Drivers"
endif
endif
menuconfig BSP_USING_AUDIO
bool "Enable AUDIO (WM8960)"
select BSP_USING_I2C1
select RT_USING_AUDIO
default n
if BSP_USING_AUDIO
config BSP_USING_AUDIO_PLAY
bool "Enable Audio Play"
default y
if BSP_USING_AUDIO_PLAY
config BSP_AUDIO_USING_DMA
bool "Enable AUDIO DMA"
default y
endif
config BSP_USING_AUDIO_RECORD
bool "Enable Audio Record"
select BSP_USING_AUDIO_PLAY
default n
if BSP_USING_AUDIO_RECORD
config BSP_AUDIO_USING_DMA
bool "Enable AUDIO DMA"
default n
endif
endif
endmenu
menu "Board extended module Drivers"
endmenu
endmenu
endmenu

228
bsp/imxrt/imxrt1052-nxp-evk/board/board.c
View File

@ -430,9 +430,229 @@ void imxrt_enet_phy_reset_by_gpio(void)
}
#endif /* BSP_USING_ETH */
#ifdef BSP_USING_AUDIO
void imxrt_sai_pins_init(void)
{ /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_00_LPI2C1_SCL, /* GPIO_AD_B1_00 is configured as LPI2C1_SCL */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_00 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_01_LPI2C1_SDA, /* GPIO_AD_B1_01 is configured as LPI2C1_SDA */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_01 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_09_SAI1_MCLK, /* GPIO_AD_B1_09 is configured as SAI1_MCLK */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_09 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_12_SAI1_RX_DATA00, /* GPIO_AD_B1_12 is configured as SAI1_RX_DATA00 */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_12 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_13_SAI1_TX_DATA00, /* GPIO_AD_B1_13 is configured as SAI1_TX_DATA00 */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_13 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_14_SAI1_TX_BCLK, /* GPIO_AD_B1_14 is configured as SAI1_TX_BCLK */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_14 */
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_15_SAI1_TX_SYNC, /* GPIO_AD_B1_15 is configured as SAI1_TX_SYNC */
1U); /* Software Input On Field: Force input path of pad GPIO_AD_B1_15 */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_00_LPI2C1_SCL, /* GPIO_AD_B1_00 PAD functional properties : */
0xD8B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Enabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 22K Ohm Pull Up
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_01_LPI2C1_SDA, /* GPIO_AD_B1_01 PAD functional properties : */
0xD8B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Enabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 22K Ohm Pull Up
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_09_SAI1_MCLK, /* GPIO_AD_B1_09 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_12_SAI1_RX_DATA00, /* GPIO_AD_B1_12 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_13_SAI1_TX_DATA00, /* GPIO_AD_B1_13 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_14_SAI1_TX_BCLK, /* GPIO_AD_B1_14 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B1_15_SAI1_TX_SYNC, /* GPIO_AD_B1_15 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
}
#endif
/**
* This function will initial rt1050 board.
*/
#ifdef BSP_USING_SDIO
void imxrt_SDcard_pins_init(void)
{
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B0_05_GPIO1_IO05, /* GPIO_AD_B0_05 is configured as GPIO1_IO05 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_12_GPIO2_IO28, /* GPIO_B1_12 is configured as GPIO2_IO28 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_14_USDHC1_VSELECT, /* GPIO_B1_14 is configured as USDHC1_VSELECT */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B0_00_USDHC1_CMD, /* GPIO_SD_B0_00 is configured as USDHC1_CMD */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B0_01_USDHC1_CLK, /* GPIO_SD_B0_01 is configured as USDHC1_CLK */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B0_02_USDHC1_DATA0, /* GPIO_SD_B0_02 is configured as USDHC1_DATA0 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B0_03_USDHC1_DATA1, /* GPIO_SD_B0_03 is configured as USDHC1_DATA1 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B0_04_USDHC1_DATA2, /* GPIO_SD_B0_04 is configured as USDHC1_DATA2 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_SD_B0_05_USDHC1_DATA3, /* GPIO_SD_B0_05 is configured as USDHC1_DATA3 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B0_05_GPIO1_IO05, /* GPIO_AD_B0_05 PAD functional properties : */
0x10B0u); /* Slew Rate Field: Slow Slew Rate
Drive Strength Field: R0/6
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 100K Ohm Pull Down
Hyst. Enable Field: Hysteresis Disabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_12_GPIO2_IO28, /* GPIO_B1_12 PAD functional properties : */
0x017089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_14_USDHC1_VSELECT, /* GPIO_B1_14 PAD functional properties : */
0x0170A1u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0/4
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B0_00_USDHC1_CMD, /* GPIO_SD_B0_00 PAD functional properties : */
0x017089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B0_01_USDHC1_CLK, /* GPIO_SD_B0_01 PAD functional properties : */
0x014089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Disabled
Pull / Keep Select Field: Keeper
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B0_02_USDHC1_DATA0, /* GPIO_SD_B0_02 PAD functional properties : */
0x017089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B0_03_USDHC1_DATA1, /* GPIO_SD_B0_03 PAD functional properties : */
0x017089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B0_04_USDHC1_DATA2, /* GPIO_SD_B0_04 PAD functional properties : */
0x017089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_SD_B0_05_USDHC1_DATA3, /* GPIO_SD_B0_05 PAD functional properties : */
0x017089u); /* Slew Rate Field: Fast Slew Rate
Drive Strength Field: R0(150 Ohm @ 3.3V, 260 Ohm@1.8V)
Speed Field: medium(100MHz)
Open Drain Enable Field: Open Drain Disabled
Pull / Keep Enable Field: Pull/Keeper Enabled
Pull / Keep Select Field: Pull
Pull Up / Down Config. Field: 47K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
}
#endif
void rt_hw_board_init()
{
BOARD_ConfigMPU();
@ -454,6 +674,14 @@ void rt_hw_board_init()
imxrt_dma_init();
#endif
#ifdef BSP_USING_AUDIO
imxrt_sai_pins_init();
#endif
#ifdef BSP_USING_SDIO
imxrt_SDcard_pins_init();
#endif
#ifdef RT_USING_HEAP
rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
#endif

8
bsp/imxrt/libraries/MIMXRT1050/SConscript
View File

@ -61,11 +61,12 @@ if GetDepend(['BSP_USING_CAN']):
if GetDepend(['BSP_USING_ETH']):
src += ['MIMXRT1052/drivers/fsl_enet.c']
if GetDepend(['RT_USING_SDIO']):
src += ['MIMXRT1052/drivers/']
if GetDepend(['BSP_USING_SDIO']):
src += ['MIMXRT1052/drivers/fsl_usdhc.c']
if GetDepend(['RT_USING_AUDIO']):
src += ['MIMXRT1052/drivers/fsl_sai.c']
src += ['MIMXRT1052/drivers/fsl_sai_edma.c']
if GetDepend(['BSP_USING_LTDC']):
src += ['MIMXRT1052/drivers/']
@ -75,6 +76,7 @@ if GetDepend(['BSP_USING_DMA']):
src += ['MIMXRT1052/drivers/fsl_edma.c']
src += ['MIMXRT1052/drivers/fsl_lpuart_edma.c']
src += ['MIMXRT1052/drivers/fsl_lpspi_edma.c']
group = DefineGroup('Libraries', src, depend = [''], CPPPATH = path)

9
bsp/imxrt/libraries/drivers/SConscript
View File

@ -48,6 +48,13 @@ if GetDepend('BSP_USING_ETH'):
if GetDepend('BSP_USING_PHY'):
src += ['drv_mdio.c']
if GetDepend('BSP_USING_AUDIO'):
src += ['drv_sai.c']
src += ['bsp_wm8960.c']
if GetDepend('BSP_USING_SDIO'):
src += ['drv_sdio.c']
if GetDepend('BSP_USING_USB_DEVICE'):
src += ['drv_usbd.c']
src += Glob('usb/device/*.c')
@ -55,7 +62,7 @@ if GetDepend('BSP_USING_USB_DEVICE'):
if GetDepend('BSP_USING_USB_DEVICE'):
src += Glob('usb/phy/*.c')
CPPDEFINES += ['ENDIANNESS']
path = [cwd,cwd + '/config']
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES=CPPDEFINES)

625
bsp/imxrt/libraries/drivers/bsp_wm8960.c Normal file
View File

@ -0,0 +1,625 @@
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-12-05 zylx The first version for STM32F4xx
* 2019-4-25 misonyo port to IMXRT
*/
#include <rtthread.h>
#include <rtdevice.h>
#include "bsp_wm8960.h"
#include <stdlib.h>
#include <drv_log.h>
#include <rthw.h>
static rt_uint16_t wm8960_regval_tbl[56] = {
0x0097, 0x0097, 0x0000, 0x0000, 0x0000, 0x0008, 0x0000, 0x000a, 0x01c0, 0x0000, 0x00ff, 0x00ff, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x007b, 0x0100, 0x0032, 0x0000, 0x00c3, 0x00c3, 0x01c0, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0100, 0x0100, 0x0050, 0x0050, 0x0050, 0x0050, 0x0000, 0x0000, 0x0000, 0x0000,
0x0040, 0x0000, 0x0000, 0x0050, 0x0050, 0x0000, 0x0002, 0x0037, 0x004d, 0x0080, 0x0008, 0x0031, 0x0026, 0x00e9,
};
static rt_uint16_t reg_cache[WM8960_CACHEREGNUM];
static void wm8960_write_reg(struct rt_i2c_bus_device *dev, rt_uint8_t reg, rt_uint16_t val)
{
struct rt_i2c_msg msg;
rt_uint8_t send_buffer[2];
RT_ASSERT(dev != RT_NULL);
/* store temp */
rt_uint16_t buff = val;
reg_cache[reg] = buff;
send_buffer[0] = (reg << 1) | ((val >> 8U) & 0x0001U);
send_buffer[1] = (rt_uint8_t)(val & 0xFF);
msg.addr = 0x1A;////WM8960_I2C_ADDR 0x1A
msg.flags = RT_I2C_WR;
msg.len = 2;
msg.buf = send_buffer;
rt_i2c_transfer(dev, &msg, 1);
}
static void wm8960_read_reg(struct rt_i2c_bus_device *dev, rt_uint8_t reg, rt_uint16_t *val)
{
*val = reg_cache[reg];
}
static void wm8960_modify_reg(struct rt_i2c_bus_device *dev, rt_uint8_t reg, rt_uint16_t mask, rt_uint16_t val)
{
uint16_t reg_val = 0;
wm8960_read_reg(dev, reg, &reg_val);
reg_val &= (rt_uint16_t)~mask;
reg_val |= val;
wm8960_write_reg(dev, reg, reg_val);
}
void WM8960_SetMasterSlave(struct rt_i2c_bus_device *dev, rt_bool_t master)
{
if (master == 1)
{
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_MS_MASK, WM8960_IFACE1_MS(WM8960_IFACE1_MASTER));
}
else
{
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_MS_MASK, WM8960_IFACE1_MS(WM8960_IFACE1_SLAVE));
}
}
void WM8960_SetModule(struct rt_i2c_bus_device *dev, wm8960_module_t module, rt_bool_t isEnabled)
{
switch (module)
{
case kWM8960_ModuleADC:
wm8960_modify_reg(dev, WM8960_POWER1, WM8960_POWER1_ADCL_MASK,
((uint16_t)isEnabled << WM8960_POWER1_ADCL_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER1, WM8960_POWER1_ADCR_MASK,
((uint16_t)isEnabled << WM8960_POWER1_ADCR_SHIFT));
break;
case kWM8960_ModuleDAC:
wm8960_modify_reg(dev, WM8960_POWER2, WM8960_POWER2_DACL_MASK,
((uint16_t)isEnabled << WM8960_POWER2_DACL_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER2, WM8960_POWER2_DACR_MASK,
((uint16_t)isEnabled << WM8960_POWER2_DACR_SHIFT));
break;
case kWM8960_ModuleVREF:
wm8960_modify_reg(dev, WM8960_POWER1, WM8960_POWER1_VREF_MASK,
((uint16_t)isEnabled << WM8960_POWER1_VREF_SHIFT));
break;
case kWM8960_ModuleLineIn:
wm8960_modify_reg(dev, WM8960_POWER1, WM8960_POWER1_AINL_MASK,
((uint16_t)isEnabled << WM8960_POWER1_AINL_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER1, WM8960_POWER1_AINR_MASK,
((uint16_t)isEnabled << WM8960_POWER1_AINR_SHIFT));
break;
case kWM8960_ModuleLineOut:
wm8960_modify_reg(dev, WM8960_POWER2, WM8960_POWER2_LOUT1_MASK,
((uint16_t)isEnabled << WM8960_POWER2_LOUT1_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER2, WM8960_POWER2_ROUT1_MASK,
((uint16_t)isEnabled << WM8960_POWER2_ROUT1_SHIFT));
break;
case kWM8960_ModuleMICB:
wm8960_modify_reg(dev, WM8960_POWER1, WM8960_POWER1_MICB_MASK,
((uint16_t)isEnabled << WM8960_POWER1_MICB_SHIFT));
break;
case kWM8960_ModuleSpeaker:
wm8960_modify_reg(dev, WM8960_POWER2, WM8960_POWER2_SPKL_MASK,
((uint16_t)isEnabled << WM8960_POWER2_SPKL_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER2, WM8960_POWER2_SPKR_MASK,
((uint16_t)isEnabled << WM8960_POWER2_SPKR_SHIFT));
wm8960_write_reg(dev, WM8960_CLASSD1, 0xF7);
break;
case kWM8960_ModuleMIC:
wm8960_modify_reg(dev, WM8960_POWER3, WM8960_POWER3_LMIC_MASK,
((uint16_t)isEnabled << WM8960_POWER3_LMIC_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER3, WM8960_POWER3_RMIC_MASK,
((uint16_t)isEnabled << WM8960_POWER3_RMIC_SHIFT));
break;
case kWM8960_ModuleOMIX:
wm8960_modify_reg(dev, WM8960_POWER3, WM8960_POWER3_LOMIX_MASK,
((uint16_t)isEnabled << WM8960_POWER3_LOMIX_SHIFT));
wm8960_modify_reg(dev, WM8960_POWER3, WM8960_POWER3_ROMIX_MASK,
((uint16_t)isEnabled << WM8960_POWER3_ROMIX_SHIFT));
break;
default:
break;
}
}
void WM8960_SetDataRoute(struct rt_i2c_bus_device *dev, wm8960_route_t route)
{
switch (route)
{
case kWM8960_RouteBypass:
/* Bypass means from line-in to HP*/
/*
* Left LINPUT3 to left output mixer, LINPUT3 left output mixer volume = 0dB
*/
wm8960_write_reg(dev, WM8960_LOUTMIX, 0x80);
/*
* Right RINPUT3 to right output mixer, RINPUT3 right output mixer volume = 0dB
*/
wm8960_write_reg(dev, WM8960_ROUTMIX, 0x80);
break;
case kWM8960_RoutePlayback:
/* Data route I2S_IN-> DAC-> HP */
/*
* Left DAC to left output mixer, LINPUT3 left output mixer volume = 0dB
*/
wm8960_write_reg(dev, WM8960_LOUTMIX, 0x100);
/*
* Right DAC to right output mixer, RINPUT3 right output mixer volume = 0dB
*/
wm8960_write_reg(dev, WM8960_ROUTMIX, 0x100);
wm8960_write_reg(dev, WM8960_POWER3, 0x0C);
/* Set power for DAC */
WM8960_SetModule(dev, kWM8960_ModuleDAC, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleOMIX, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleLineOut, RT_TRUE);
break;
case kWM8960_RoutePlaybackandRecord:
/*
* Left DAC to left output mixer, LINPUT3 left output mixer volume = 0dB
*/
wm8960_write_reg(dev, WM8960_LOUTMIX, 0x100);
/*
* Right DAC to right output mixer, RINPUT3 right output mixer volume = 0dB
*/
wm8960_write_reg(dev, WM8960_ROUTMIX, 0x100);
wm8960_write_reg(dev, WM8960_POWER3, 0x3C);
WM8960_SetModule(dev, kWM8960_ModuleDAC, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleADC, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleLineIn, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleOMIX, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleLineOut, RT_TRUE);
break;
case kWM8960_RouteRecord:
/* LINE_IN->ADC->I2S_OUT */
/*
* Left and right input boost, LIN3BOOST and RIN3BOOST = 0dB
*/
wm8960_write_reg(dev, WM8960_POWER3, 0x30);
/* Power up ADC and AIN */
WM8960_SetModule(dev, kWM8960_ModuleLineIn, RT_TRUE);
WM8960_SetModule(dev, kWM8960_ModuleADC, RT_TRUE);
break;
default:
break;
}
}
void WM8960_SetLeftInput(struct rt_i2c_bus_device *dev, wm8960_input_t input)
{
uint16_t val = 0;
switch (input)
{
case kWM8960_InputSingleEndedMic:
/* Only LMN1 enabled, LMICBOOST to 13db, LMIC2B enabled */
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINL_MASK | WM8960_POWER1_ADCL_MASK | WM8960_POWER1_MICB_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_write_reg(dev, WM8960_LINPATH, 0x138);
wm8960_write_reg(dev, WM8960_LINVOL, 0x117);
break;
case kWM8960_InputDifferentialMicInput2:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINL_MASK | WM8960_POWER1_ADCL_MASK | WM8960_POWER1_MICB_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_write_reg(dev, WM8960_LINPATH, 0x178);
wm8960_write_reg(dev, WM8960_LINVOL, 0x117);
break;
case kWM8960_InputDifferentialMicInput3:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINL_MASK | WM8960_POWER1_ADCL_MASK | WM8960_POWER1_MICB_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_write_reg(dev, WM8960_LINPATH, 0x1B8);
wm8960_write_reg(dev, WM8960_LINVOL, 0x117);
break;
case kWM8960_InputLineINPUT2:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINL_MASK | WM8960_POWER1_ADCL_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_read_reg(dev,WM8960_INBMIX1, &val);
val |= 0xE;
wm8960_write_reg(dev, WM8960_INBMIX1, val);
break;
case kWM8960_InputLineINPUT3:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINL_MASK | WM8960_POWER1_ADCL_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_read_reg(dev,WM8960_INBMIX1, &val);
val |= 0x70;
wm8960_write_reg(dev, WM8960_INBMIX1, val);
break;
default:
break;
}
}
void WM8960_SetRightInput(struct rt_i2c_bus_device *dev, wm8960_input_t input)
{
uint16_t val = 0;
switch (input)
{
case kWM8960_InputSingleEndedMic:
/* Only LMN1 enabled, LMICBOOST to 13db, LMIC2B enabled */
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINR_MASK | WM8960_POWER1_ADCR_MASK | WM8960_POWER1_MICB_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_write_reg(dev, WM8960_RINPATH, 0x138);
wm8960_write_reg(dev, WM8960_RINVOL, 0x117);
break;
case kWM8960_InputDifferentialMicInput2:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINR_MASK | WM8960_POWER1_ADCR_MASK | WM8960_POWER1_MICB_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_write_reg(dev, WM8960_RINPATH, 0x178);
wm8960_write_reg(dev, WM8960_RINVOL, 0x117);
break;
case kWM8960_InputDifferentialMicInput3:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINR_MASK | WM8960_POWER1_ADCR_MASK | WM8960_POWER1_MICB_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_write_reg(dev, WM8960_RINPATH, 0x1B8);
wm8960_write_reg(dev, WM8960_RINVOL, 0x117);
break;
case kWM8960_InputLineINPUT2:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINR_MASK | WM8960_POWER1_ADCR_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_read_reg(dev,WM8960_INBMIX2, &val);
val |= 0xE;
wm8960_write_reg(dev, WM8960_INBMIX2, val);
break;
case kWM8960_InputLineINPUT3:
wm8960_read_reg(dev,WM8960_POWER1, &val);
val |= (WM8960_POWER1_AINR_MASK | WM8960_POWER1_ADCR_MASK);
wm8960_write_reg(dev, WM8960_POWER1, val);
wm8960_read_reg(dev,WM8960_INBMIX2, &val);
val |= 0x70;
wm8960_write_reg(dev, WM8960_INBMIX2, val);
break;
default:
break;
}
}
void WM8960_SetProtocol(struct rt_i2c_bus_device *dev, wm8960_protocol_t protocol)
{
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_FORMAT_MASK | WM8960_IFACE1_LRP_MASK, protocol);
}
void WM8960_SetVolume(struct rt_i2c_bus_device *dev, wm8960_module_t module, rt_uint32_t volume)
{
uint16_t vol = 0;
switch (module)
{
case kWM8960_ModuleADC:
vol = volume;
wm8960_write_reg(dev, WM8960_LADC, vol);
wm8960_write_reg(dev, WM8960_RADC, vol);
/* Update volume */
vol = 0x100 | volume;
wm8960_write_reg(dev, WM8960_LADC, vol);
wm8960_write_reg(dev, WM8960_RADC, vol);
break;
case kWM8960_ModuleDAC:
vol = volume;
wm8960_write_reg(dev, WM8960_LDAC, vol);
wm8960_write_reg(dev, WM8960_RDAC, vol);
vol = 0x100 | volume;
wm8960_write_reg(dev, WM8960_LDAC, vol);
wm8960_write_reg(dev, WM8960_RDAC, vol);
break;
case kWM8960_ModuleHP:
vol = volume;
wm8960_write_reg(dev, WM8960_LOUT1, vol);
wm8960_write_reg(dev, WM8960_ROUT1, vol);
vol = 0x100 | volume;
wm8960_write_reg(dev, WM8960_LOUT1, vol);
wm8960_write_reg(dev, WM8960_ROUT1, vol);
break;
case kWM8960_ModuleLineIn:
vol = volume;
wm8960_write_reg(dev, WM8960_LINVOL, vol);
wm8960_write_reg(dev, WM8960_RINVOL, vol);
vol = 0x100 | volume;
wm8960_write_reg(dev, WM8960_LINVOL, vol);
wm8960_write_reg(dev, WM8960_RINVOL, vol);
break;
case kWM8960_ModuleSpeaker:
vol = volume;
wm8960_write_reg(dev, WM8960_LOUT2, vol);
wm8960_write_reg(dev, WM8960_ROUT2, vol);
vol = 0x100 | volume;
wm8960_write_reg(dev, WM8960_LOUT2, vol);
wm8960_write_reg(dev, WM8960_ROUT2, vol);
break;
default:
break;
}
}
rt_uint32_t WM8960_GetVolume(struct rt_i2c_bus_device *dev, wm8960_module_t module)
{
uint16_t vol = 0;
switch (module)
{
case kWM8960_ModuleADC:
wm8960_read_reg(dev,WM8960_LADC, &vol);
vol &= 0xFF;
break;
case kWM8960_ModuleDAC:
wm8960_read_reg(dev,WM8960_LDAC, &vol);
vol &= 0xFF;
break;
case kWM8960_ModuleHP:
wm8960_read_reg(dev,WM8960_LOUT1, &vol);
vol &= 0x7F;
break;
case kWM8960_ModuleLineOut:
wm8960_read_reg(dev,WM8960_LINVOL, &vol);
vol &= 0x3F;
break;
default:
vol = 0;
break;
}
return vol;
}
void WM8960_SetMute(struct rt_i2c_bus_device *dev, wm8960_module_t module, rt_bool_t isEnabled)
{
switch (module)
{
case kWM8960_ModuleADC:
/*
* Digital Mute
*/
if (isEnabled)
{
wm8960_write_reg(dev, WM8960_LADC, 0x100);
wm8960_write_reg(dev, WM8960_RADC, 0x100);
}
else
{
wm8960_write_reg(dev, WM8960_LADC, 0x1C3);
wm8960_write_reg(dev, WM8960_RADC, 0x1C3);
}
break;
case kWM8960_ModuleDAC:
/*
* Digital mute
*/
if (isEnabled)
{
wm8960_write_reg(dev, WM8960_LDAC, 0x100);
wm8960_write_reg(dev, WM8960_RDAC, 0x100);
}
else
{
wm8960_write_reg(dev, WM8960_LDAC, 0x1FF);
wm8960_write_reg(dev, WM8960_RDAC, 0x1FF);
}
break;
case kWM8960_ModuleHP:
/*
* Analog mute
*/
if (isEnabled)
{
wm8960_write_reg(dev, WM8960_LOUT1, 0x100);
wm8960_write_reg(dev, WM8960_ROUT1, 0x100);
}
else
{
wm8960_write_reg(dev, WM8960_LOUT1, 0x16F);
wm8960_write_reg(dev, WM8960_ROUT1, 0x16F);
}
break;
case kWM8960_ModuleSpeaker:
if (isEnabled)
{
wm8960_write_reg(dev, WM8960_LOUT2, 0x100);
wm8960_write_reg(dev, WM8960_ROUT2, 0x100);
}
else
{
wm8960_write_reg(dev, WM8960_LOUT2, 0x16F);
wm8960_write_reg(dev, WM8960_ROUT2, 0x16f);
}
break;
case kWM8960_ModuleLineOut:
break;
default:
break;
}
}
void WM8960_ConfigDataFormat(struct rt_i2c_bus_device *dev, rt_uint32_t sysclk, rt_uint32_t sample_rate, rt_uint32_t bits)
{
uint32_t divider = 0;
uint16_t val = 0;
/* Compute sample rate divider, dac and adc are the same sample rate */
divider = sysclk / sample_rate;
if (divider == 256)
{
val = 0;
}
if (divider > 256)
{
val = (((divider / 256U) << 6U) | ((divider / 256U) << 3U));
}
wm8960_write_reg(dev, WM8960_CLOCK1, val);
/* Compute bclk divider */
divider /= bits * 2;
switch (divider)
{
case 4:
case 5:
case 6:
val = (0x1C0 | divider);
break;
case 8:
val = 0x1C7;
break;
case 11:
val = 0x1C8;
break;
case 12:
val = 0x1C9;
break;
case 16:
val = 0x1CA;
break;
case 22:
val = 0x1CB;
break;
case 24:
val = 0x1CC;
break;
case 32:
val = 0x1CF;
break;
default:
break;
}
wm8960_write_reg(dev, WM8960_CLOCK2, val);
/*
* Slave mode (MS = 0), LRP = 0, 32bit WL, left justified (FORMAT[1:0]=0b01)
*/
switch (bits)
{
case 16:
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_WL_MASK,
WM8960_IFACE1_WL(WM8960_IFACE1_WL_16BITS));
break;
case 20:
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_WL_MASK,
WM8960_IFACE1_WL(WM8960_IFACE1_WL_20BITS));
break;
case 24:
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_WL_MASK,
WM8960_IFACE1_WL(WM8960_IFACE1_WL_24BITS));
break;
case 32:
wm8960_modify_reg(dev, WM8960_IFACE1, WM8960_IFACE1_WL_MASK,
WM8960_IFACE1_WL(WM8960_IFACE1_WL_32BITS));
break;
default:
break;
}
}
void WM8960_Deinit(struct rt_i2c_bus_device *dev)
{
WM8960_SetModule(dev, kWM8960_ModuleADC, RT_FALSE);
WM8960_SetModule(dev, kWM8960_ModuleDAC, RT_FALSE);
WM8960_SetModule(dev, kWM8960_ModuleVREF, RT_FALSE);
WM8960_SetModule(dev, kWM8960_ModuleLineIn, RT_FALSE);
WM8960_SetModule(dev, kWM8960_ModuleLineOut, RT_FALSE);
WM8960_SetModule(dev, kWM8960_ModuleSpeaker, RT_FALSE);
}
void WM8960_init(struct rt_i2c_bus_device *dev, wm8960_config_t *wm8960Config)
{
wm8960_config_t *config = wm8960Config;
rt_memcpy(reg_cache, wm8960_regval_tbl, sizeof(wm8960_regval_tbl));
/* Reset the codec */
wm8960_write_reg(dev, WM8960_RESET, 0x00);
/*
* VMID=50K, Enable VREF, AINL, AINR, ADCL and ADCR
* I2S_IN (bit 0), I2S_OUT (bit 1), DAP (bit 4), DAC (bit 5), ADC (bit 6) are powered on
*/
wm8960_write_reg(dev, WM8960_POWER1, 0xFE);
/*
* Enable DACL, DACR, LOUT1, ROUT1, PLL down
*/
wm8960_write_reg(dev, WM8960_POWER2, 0x1E0);
/*
* Enable left and right channel input PGA, left and right output mixer
*/
wm8960_write_reg(dev, WM8960_POWER3, 0x3C);
/* ADC and DAC uses same clock */
wm8960_write_reg(dev, WM8960_IFACE2, 0x40);
/* set data route */
WM8960_SetDataRoute(dev, config->route);
/* set data protocol */
WM8960_SetProtocol(dev, config->bus);
/* set master or slave */
WM8960_SetMasterSlave(dev, config->master_slave);
/* select left input */
WM8960_SetLeftInput(dev, config->leftInputSource);
/* select right input */
WM8960_SetRightInput(dev, config->rightInputSource);
/* speaker power */
if (config->enableSpeaker)
{
WM8960_SetModule(dev, kWM8960_ModuleSpeaker, RT_TRUE);
}
wm8960_write_reg(dev, WM8960_ADDCTL1, 0x0C0);
wm8960_write_reg(dev, WM8960_ADDCTL4, 0x40);
wm8960_write_reg(dev, WM8960_BYPASS1, 0x0);
wm8960_write_reg(dev, WM8960_BYPASS2, 0x0);
/*
* ADC volume, 0dB
*/
wm8960_write_reg(dev, WM8960_LADC, 0x1C3);
wm8960_write_reg(dev, WM8960_RADC, 0x1C3);
/*
* Digital DAC volume, 0dB
*/
wm8960_write_reg(dev, WM8960_LDAC, 0x1E0);
wm8960_write_reg(dev, WM8960_RDAC, 0x1E0);
/*
* Headphone volume, LOUT1 and ROUT1, 0dB
*/
wm8960_write_reg(dev, WM8960_LOUT1, 0x16F);
wm8960_write_reg(dev, WM8960_ROUT1, 0x16F);
/* Unmute DAC. */
wm8960_write_reg(dev, WM8960_DACCTL1, 0x0000);
wm8960_write_reg(dev, WM8960_LINVOL, 0x117);
wm8960_write_reg(dev, WM8960_RINVOL, 0x117);
WM8960_ConfigDataFormat(dev, config->format.mclk_HZ, config->format.sampleRate, config->format.bitWidth);
}
void WM8960_SetPlay(struct rt_i2c_bus_device *dev, uint32_t playSource)
{
if (kWM8960_PlaySourcePGA & playSource)
{
wm8960_modify_reg(dev, WM8960_BYPASS1, 0x80U, 0x80U);
wm8960_modify_reg(dev, WM8960_BYPASS2, 0x80U, 0x80U);
wm8960_modify_reg(dev, WM8960_LOUTMIX, 0x180U, 0U);
wm8960_modify_reg(dev, WM8960_ROUTMIX, 0x180U, 0U);
}
if (playSource & kWM8960_PlaySourceDAC)
{
wm8960_modify_reg(dev, WM8960_BYPASS1, 0x80U, 0x00U);
wm8960_modify_reg(dev, WM8960_BYPASS2, 0x80U, 0x00U);
wm8960_modify_reg(dev, WM8960_LOUTMIX, 0x180U, 0x100U);
wm8960_modify_reg(dev, WM8960_ROUTMIX, 0x180U, 0x100U);
}
if (playSource & kWM8960_PlaySourceInput)
{
wm8960_modify_reg(dev, WM8960_BYPASS1, 0x80U, 0x0U);
wm8960_modify_reg(dev, WM8960_BYPASS2, 0x80U, 0x0U);
wm8960_modify_reg(dev, WM8960_LOUTMIX, 0x180U, 0x80U);
wm8960_modify_reg(dev, WM8960_ROUTMIX, 0x180U, 0x80U);
}
}

523
bsp/imxrt/libraries/drivers/bsp_wm8960.h Normal file
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@ -0,0 +1,523 @@
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-12-05 zylx The first version for STM32F4xx
* 2019-4-25 misonyo port to IMXRT
*/
#ifndef __DRV_WM8960_H__
#define __DRV_WM8960_H__
#include <rtthread.h>
#include <rtdevice.h>
#include "fsl_common.h"
/*!
* @addtogroup wm8960
* @{
*/
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @name Driver version */
/*@{*/
/*! @brief CLOCK driver version 2.1.0 */
#define FSL_WM8960_DRIVER_VERSION (MAKE_VERSION(2, 1, 0))
/*@}*/
/*! @brief wm8960 handle size */
#ifndef WM8960_HANDLE_SIZE
#define WM8960_HANDLE_SIZE (100U)
#endif
/*! @brief Define the register address of WM8960. */
#define WM8960_LINVOL 0x0
#define WM8960_RINVOL 0x1
#define WM8960_LOUT1 0x2
#define WM8960_ROUT1 0x3
#define WM8960_CLOCK1 0x4
#define WM8960_DACCTL1 0x5
#define WM8960_DACCTL2 0x6
#define WM8960_IFACE1 0x7
#define WM8960_CLOCK2 0x8
#define WM8960_IFACE2 0x9
#define WM8960_LDAC 0xa
#define WM8960_RDAC 0xb
#define WM8960_RESET 0xf
#define WM8960_3D 0x10
#define WM8960_ALC1 0x11
#define WM8960_ALC2 0x12
#define WM8960_ALC3 0x13
#define WM8960_NOISEG 0x14
#define WM8960_LADC 0x15
#define WM8960_RADC 0x16
#define WM8960_ADDCTL1 0x17
#define WM8960_ADDCTL2 0x18
#define WM8960_POWER1 0x19
#define WM8960_POWER2 0x1a
#define WM8960_ADDCTL3 0x1b
#define WM8960_APOP1 0x1c
#define WM8960_APOP2 0x1d
#define WM8960_LINPATH 0x20
#define WM8960_RINPATH 0x21
#define WM8960_LOUTMIX 0x22
#define WM8960_ROUTMIX 0x25
#define WM8960_MONOMIX1 0x26
#define WM8960_MONOMIX2 0x27
#define WM8960_LOUT2 0x28
#define WM8960_ROUT2 0x29
#define WM8960_MONO 0x2a
#define WM8960_INBMIX1 0x2b
#define WM8960_INBMIX2 0x2c
#define WM8960_BYPASS1 0x2d
#define WM8960_BYPASS2 0x2e
#define WM8960_POWER3 0x2f
#define WM8960_ADDCTL4 0x30
#define WM8960_CLASSD1 0x31
#define WM8960_CLASSD3 0x33
#define WM8960_PLL1 0x34
#define WM8960_PLL2 0x35
#define WM8960_PLL3 0x36
#define WM8960_PLL4 0x37
/*! @brief Cache register number */
#define WM8960_CACHEREGNUM 56
/*! @brief WM8960_IFACE1 FORMAT bits */
#define WM8960_IFACE1_FORMAT_MASK 0x03
#define WM8960_IFACE1_FORMAT_SHIFT 0x00
#define WM8960_IFACE1_FORMAT_RJ 0x00
#define WM8960_IFACE1_FORMAT_LJ 0x01
#define WM8960_IFACE1_FORMAT_I2S 0x02
#define WM8960_IFACE1_FORMAT_DSP 0x03
#define WM8960_IFACE1_FORMAT(x) ((x << WM8960_IFACE1_FORMAT_SHIFT) & WM8960_IFACE1_FORMAT_MASK)
/*! @brief WM8960_IFACE1 WL bits */
#define WM8960_IFACE1_WL_MASK 0x0C
#define WM8960_IFACE1_WL_SHIFT 0x02
#define WM8960_IFACE1_WL_16BITS 0x00
#define WM8960_IFACE1_WL_20BITS 0x01
#define WM8960_IFACE1_WL_24BITS 0x02
#define WM8960_IFACE1_WL_32BITS 0x03
#define WM8960_IFACE1_WL(x) ((x << WM8960_IFACE1_WL_SHIFT) & WM8960_IFACE1_WL_MASK)
/*! @brief WM8960_IFACE1 LRP bit */
#define WM8960_IFACE1_LRP_MASK 0x10
#define WM8960_IFACE1_LRP_SHIFT 0x04
#define WM8960_IFACE1_LRCLK_NORMAL_POL 0x00
#define WM8960_IFACE1_LRCLK_INVERT_POL 0x01
#define WM8960_IFACE1_DSP_MODEA 0x00
#define WM8960_IFACE1_DSP_MODEB 0x01
#define WM8960_IFACE1_LRP(x) ((x << WM8960_IFACE1_LRP_SHIFT) & WM8960_IFACE1_LRP_MASK)
/*! @brief WM8960_IFACE1 DLRSWAP bit */
#define WM8960_IFACE1_DLRSWAP_MASK 0x20
#define WM8960_IFACE1_DLRSWAP_SHIFT 0x05
#define WM8960_IFACE1_DACCH_NORMAL 0x00
#define WM8960_IFACE1_DACCH_SWAP 0x01
#define WM8960_IFACE1_DLRSWAP(x) ((x << WM8960_IFACE1_DLRSWAP_SHIFT) & WM8960_IFACE1_DLRSWAP_MASK)
/*! @brief WM8960_IFACE1 MS bit */
#define WM8960_IFACE1_MS_MASK 0x40
#define WM8960_IFACE1_MS_SHIFT 0x06
#define WM8960_IFACE1_SLAVE 0x00
#define WM8960_IFACE1_MASTER 0x01
#define WM8960_IFACE1_MS(x) ((x << WM8960_IFACE1_MS_SHIFT) & WM8960_IFACE1_MS_MASK)
/*! @brief WM8960_IFACE1 BCLKINV bit */
#define WM8960_IFACE1_BCLKINV_MASK 0x80
#define WM8960_IFACE1_BCLKINV_SHIFT 0x07
#define WM8960_IFACE1_BCLK_NONINVERT 0x00
#define WM8960_IFACE1_BCLK_INVERT 0x01
#define WM8960_IFACE1_BCLKINV(x) ((x << WM8960_IFACE1_BCLKINV_SHIFT) & WM8960_IFACE1_BCLKINV_MASK)
/*! @brief WM8960_IFACE1 ALRSWAP bit */
#define WM8960_IFACE1_ALRSWAP_MASK 0x100
#define WM8960_IFACE1_ALRSWAP_SHIFT 0x08
#define WM8960_IFACE1_ADCCH_NORMAL 0x00
#define WM8960_IFACE1_ADCCH_SWAP 0x01
#define WM8960_IFACE1_ALRSWAP(x) ((x << WM8960_IFACE1_ALRSWAP_SHIFT) & WM8960_IFACE1_ALRSWAP_MASK)
/*! @brief WM8960_POWER1 */
#define WM8960_POWER1_VREF_MASK 0x40
#define WM8960_POWER1_VREF_SHIFT 0x06
#define WM8960_POWER1_AINL_MASK 0x20
#define WM8960_POWER1_AINL_SHIFT 0x05
#define WM8960_POWER1_AINR_MASK 0x10
#define WM8960_POWER1_AINR_SHIFT 0x04
#define WM8960_POWER1_ADCL_MASK 0x08
#define WM8960_POWER1_ADCL_SHIFT 0x03
#define WM8960_POWER1_ADCR_MASK 0x0
#define WM8960_POWER1_ADCR_SHIFT 0x02
#define WM8960_POWER1_MICB_MASK 0x02
#define WM8960_POWER1_MICB_SHIFT 0x01
#define WM8960_POWER1_DIGENB_MASK 0x01
#define WM8960_POWER1_DIGENB_SHIFT 0x00
/*! @brief WM8960_POWER2 */
#define WM8960_POWER2_DACL_MASK 0x100
#define WM8960_POWER2_DACL_SHIFT 0x08
#define WM8960_POWER2_DACR_MASK 0x80
#define WM8960_POWER2_DACR_SHIFT 0x07
#define WM8960_POWER2_LOUT1_MASK 0x40
#define WM8960_POWER2_LOUT1_SHIFT 0x06
#define WM8960_POWER2_ROUT1_MASK 0x20
#define WM8960_POWER2_ROUT1_SHIFT 0x05
#define WM8960_POWER2_SPKL_MASK 0x10
#define WM8960_POWER2_SPKL_SHIFT 0x04
#define WM8960_POWER2_SPKR_MASK 0x08
#define WM8960_POWER2_SPKR_SHIFT 0x03
#define WM8960_POWER3_LMIC_MASK 0x20
#define WM8960_POWER3_LMIC_SHIFT 0x05
#define WM8960_POWER3_RMIC_MASK 0x10
#define WM8960_POWER3_RMIC_SHIFT 0x04
#define WM8960_POWER3_LOMIX_MASK 0x08
#define WM8960_POWER3_LOMIX_SHIFT 0x03
#define WM8960_POWER3_ROMIX_MASK 0x04
#define WM8960_POWER3_ROMIX_SHIFT 0x02
/*! @brief WM8960 I2C address. */
#define WM8960_I2C_ADDR 0x1A
/*! @brief WM8960 I2C baudrate */
#define WM8960_I2C_BAUDRATE (100000U)
/*! @brief Modules in WM8960 board. */
typedef enum _wm8960_module
{
kWM8960_ModuleADC = 0, /*!< ADC module in WM8960 */
kWM8960_ModuleDAC = 1, /*!< DAC module in WM8960 */
kWM8960_ModuleVREF = 2, /*!< VREF module */
kWM8960_ModuleHP = 3, /*!< Headphone */
kWM8960_ModuleMICB = 4, /*!< Mic bias */
kWM8960_ModuleMIC = 5, /*!< Input Mic */
kWM8960_ModuleLineIn = 6, /*!< Analog in PGA */
kWM8960_ModuleLineOut = 7, /*!< Line out module */
kWM8960_ModuleSpeaker = 8, /*!< Speaker module */
kWM8960_ModuleOMIX = 9, /*!< Output mixer */
} wm8960_module_t;
/*! @brief wm8960 play channel */
enum _wm8960_play_channel
{
kWM8960_HeadphoneLeft = 1, /*!< wm8960 headphone left channel */
kWM8960_HeadphoneRight = 2, /*!< wm8960 headphone right channel */
kWM8960_SpeakerLeft = 4, /*!< wm8960 speaker left channel */
kWM8960_SpeakerRight = 8, /*!< wm8960 speaker right channel */
};
/*! @brief wm8960 play source */
typedef enum _wm8960_play_source
{
kWM8960_PlaySourcePGA = 1, /*!< wm8960 play source PGA */
kWM8960_PlaySourceInput = 2, /*!< wm8960 play source Input */
kWM8960_PlaySourceDAC = 4, /*!< wm8960 play source DAC */
} wm8960_play_source_t;
/*!
* @brief WM8960 data route.
* Only provide some typical data route, not all route listed.
* Note: Users cannot combine any routes, once a new route is set, the previous one would be replaced.
*/
typedef enum _wm8960_route
{
kWM8960_RouteBypass = 0, /*!< LINEIN->Headphone. */
kWM8960_RoutePlayback = 1, /*!< I2SIN->DAC->Headphone. */
kWM8960_RoutePlaybackandRecord = 2, /*!< I2SIN->DAC->Headphone, LINEIN->ADC->I2SOUT. */
kWM8960_RouteRecord = 5 /*!< LINEIN->ADC->I2SOUT. */
} wm8960_route_t;
/*!
* @brief The audio data transfer protocol choice.
* WM8960 only supports I2S format and PCM format.
*/
typedef enum _wm8960_protocol
{
kWM8960_BusI2S = 2, /*!< I2S type */
kWM8960_BusLeftJustified = 1, /*!< Left justified mode */
kWM8960_BusRightJustified = 0, /*!< Right justified mode */
kWM8960_BusPCMA = 3, /*!< PCM A mode */
kWM8960_BusPCMB = 3 | (1 << 4) /*!< PCM B mode */
} wm8960_protocol_t;
/*! @brief wm8960 input source */
typedef enum _wm8960_input
{
kWM8960_InputClosed = 0, /*!< Input device is closed */
kWM8960_InputSingleEndedMic = 1, /*!< Input as single ended mic, only use L/RINPUT1 */
kWM8960_InputDifferentialMicInput2 = 2, /*!< Input as differential mic, use L/RINPUT1 and L/RINPUT2 */
kWM8960_InputDifferentialMicInput3 = 3, /*!< Input as differential mic, use L/RINPUT1 and L/RINPUT3*/
kWM8960_InputLineINPUT2 = 4, /*!< Input as line input, only use L/RINPUT2 */
kWM8960_InputLineINPUT3 = 5 /*!< Input as line input, only use L/RINPUT3 */
} wm8960_input_t;
/*! @brief audio sample rate definition */
enum _wm8960_sample_rate
{
kWM8960_AudioSampleRate8KHz = 8000U, /*!< Sample rate 8000 Hz */
kWM8960_AudioSampleRate11025Hz = 11025U, /*!< Sample rate 11025 Hz */
kWM8960_AudioSampleRate12KHz = 12000U, /*!< Sample rate 12000 Hz */
kWM8960_AudioSampleRate16KHz = 16000U, /*!< Sample rate 16000 Hz */
kWM8960_AudioSampleRate22050Hz = 22050U, /*!< Sample rate 22050 Hz */
kWM8960_AudioSampleRate24KHz = 24000U, /*!< Sample rate 24000 Hz */
kWM8960_AudioSampleRate32KHz = 32000U, /*!< Sample rate 32000 Hz */
kWM8960_AudioSampleRate44100Hz = 44100U, /*!< Sample rate 44100 Hz */
kWM8960_AudioSampleRate48KHz = 48000U, /*!< Sample rate 48000 Hz */
kWM8960_AudioSampleRate96KHz = 96000U, /*!< Sample rate 96000 Hz */
kWM8960_AudioSampleRate192KHz = 192000U, /*!< Sample rate 192000 Hz */
kWM8960_AudioSampleRate384KHz = 384000U, /*!< Sample rate 384000 Hz */
};
/*! @brief audio bit width */
enum _wm8960_audio_bit_width
{
kWM8960_AudioBitWidth16bit = 16U, /*!< audio bit width 16 */
kWM8960_AudioBitWidth20bit = 20U, /*!< audio bit width 20 */
kWM8960_AudioBitWidth24bit = 24U, /*!< audio bit width 24 */
kWM8960_AudioBitWidth32bit = 32U, /*!< audio bit width 32 */
};
/*! @brief wm8960 audio format */
typedef struct _wm8960_audio_format
{
uint32_t mclk_HZ; /*!< master clock frequency */
uint32_t sampleRate; /*!< sample rate */
uint32_t bitWidth; /*!< bit width */
} wm8960_audio_format_t;
/*! @brief Initialize structure of WM8960 */
typedef struct wm8960_config
{
wm8960_route_t route; /*!< Audio data route.*/
wm8960_protocol_t bus; /*!< Audio transfer protocol */
wm8960_audio_format_t format; /*!< Audio format */
rt_bool_t master_slave; /*!< Master or slave. */
rt_bool_t enableSpeaker; /*!< True means enable class D speaker as output, false means no */
wm8960_input_t leftInputSource; /*!< Left input source for WM8960 */
wm8960_input_t rightInputSource; /*!< Right input source for wm8960 */
wm8960_play_source_t playSource; /*!< play source */
uint8_t slaveAddress; /*!< wm8960 device address */
//codec_i2c_config_t i2cConfig; /*!< i2c configuration */
} wm8960_config_t;
/*! @brief wm8960 codec handler
* Applicationi should allocate a buffer with WM8960_HANDLE_SIZE for handle definition, such as
* uint8_t wm8960HandleBuffer[WM8960_HANDLE_SIZE];
* wm8904_handle_t *wm8904Handle = wm8960HandleBuffer;
*/
typedef struct _wm8960_handle
{
const wm8960_config_t *config; /*!< wm8904 config pointer */
void *i2cHandle; /*!< i2c handle */
} wm8960_handle_t;
/*******************************************************************************
* API
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif
/*!
* @brief WM8960 initialize function.
*
* The second parameter is NULL to WM8960 in this version. If users want
* to change the settings, they have to use wm8960_write_reg() or wm8960_modify_reg()
* to set the register value of WM8960.
* Note: If the codec_config is NULL, it would initialize WM8960 using default settings.
* The default setting:
* codec_config->route = kWM8960_RoutePlaybackandRecord
* codec_config->bus = kWM8960_BusI2S
* codec_config->master = slave
*
* @param handle WM8960 handle structure.
* @param wm8960Config WM8960 configuration structure.
*/
void WM8960_init(struct rt_i2c_bus_device *dev, wm8960_config_t *wm8960Config);
/*!
* @brief Deinit the WM8960 codec.
*
* This function close all modules in WM8960 to save power.
*
* @param handle WM8960 handle structure pointer.
*/
void WM8960_Deinit(struct rt_i2c_bus_device *dev);
/*!
* @brief Set audio data route in WM8960.
*
* This function would set the data route according to route. The route cannot be combined,
* as all route would enable different modules.
* Note: If a new route is set, the previous route would not work.
*
* @param handle WM8960 handle structure.
* @param route Audio data route in WM8960.
*/
void WM8960_SetDataRoute(struct rt_i2c_bus_device *dev, wm8960_route_t route);
/*!
* @brief Set left audio input source in WM8960.
*
* @param handle WM8960 handle structure.
* @param input Audio input source.
*/
void WM8960_SetLeftInput(struct rt_i2c_bus_device *dev, wm8960_input_t input);
/*!
* @brief Set right audio input source in WM8960.
*
* @param handle WM8960 handle structure.
* @param input Audio input source.
*/
void WM8960_SetRightInput(struct rt_i2c_bus_device *dev, wm8960_input_t input);
/*!
* @brief Set the audio transfer protocol.
*
* WM8960 only supports I2S, left justified, right justified, PCM A, PCM B format.
*
* @param handle WM8960 handle structure.
* @param bus Audio data transfer protocol.
*/
void WM8960_SetProtocol(struct rt_i2c_bus_device *dev, wm8960_protocol_t protocol);
/*!
* @brief Set WM8960 as master or slave.
*
* @param handle WM8960 handle structure.
* @param master 1 represent master, 0 represent slave.
*/
void WM8960_SetMasterSlave(struct rt_i2c_bus_device *dev, rt_bool_t master);
/*!
* @brief Set the volume of different modules in WM8960.
*
* This function would set the volume of WM8960 modules. Uses need to appoint the module.
* The function assume that left channel and right channel has the same volume.
*
* @param handle WM8960 handle structure.
* @param module Module to set volume, it can be ADC, DAC, Headphone and so on.
* @param volume Volume value need to be set.
*/
void WM8960_SetVolume(struct rt_i2c_bus_device *dev, wm8960_module_t module, rt_uint32_t volume);
/*!
* @brief Get the volume of different modules in WM8960.
*
* This function gets the volume of WM8960 modules. Uses need to appoint the module.
* The function assume that left channel and right channel has the same volume.
*
* @param handle WM8960 handle structure.
* @param module Module to set volume, it can be ADC, DAC, Headphone and so on.
* @return Volume value of the module.
*/
rt_uint32_t WM8960_GetVolume(struct rt_i2c_bus_device *dev, wm8960_module_t module);
/*!
* @brief Mute modules in WM8960.
*
* @param handle WM8960 handle structure.
* @param module Modules need to be mute.
* @param isEnabled Mute or unmute, 1 represent mute.
*/
void WM8960_SetMute(struct rt_i2c_bus_device *dev, wm8960_module_t module, rt_bool_t isEnabled);
/*!
* @brief Enable/disable expected devices.
*
* @param handle WM8960 handle structure.
* @param module Module expected to enable.
* @param isEnabled Enable or disable moudles.
*/
void WM8960_SetModule(struct rt_i2c_bus_device *dev, wm8960_module_t module, rt_bool_t isEnabled);
/*!
* @brief SET the WM8960 play source.
*
* @param handle WM8960 handle structure.
* @param playSource play source , can be a value combine of kWM8960_ModuleHeadphoneSourcePGA,
* kWM8960_ModuleHeadphoneSourceDAC, kWM8960_ModulePlaySourceInput, kWM8960_ModulePlayMonoRight,
* kWM8960_ModulePlayMonoLeft.
*
* @return kStatus_WM8904_Success if successful, different code otherwise..
*/
void WM8960_SetPlay(struct rt_i2c_bus_device *dev, uint32_t playSource);
/*!
* @brief Configure the data format of audio data.
*
* This function would configure the registers about the sample rate, bit depths.
*
* @param handle WM8960 handle structure pointer.
* @param sysclk system clock of the codec which can be generated by MCLK or PLL output.
* @param sample_rate Sample rate of audio file running in WM8960. WM8960 now
* supports 8k, 11.025k, 12k, 16k, 22.05k, 24k, 32k, 44.1k, 48k and 96k sample rate.
* @param bits Bit depth of audio file (WM8960 only supports 16bit, 20bit, 24bit
* and 32 bit in HW).
*/
void WM8960_ConfigDataFormat(struct rt_i2c_bus_device *dev, uint32_t sysclk, rt_uint32_t sample_rate, rt_uint32_t bits);
/*!
* @brief Enable/disable jack detect feature.
*
* @param handle WM8960 handle structure.
* @param isEnabled Enable or disable moudles.
*/
void WM8960_SetJackDetect(struct rt_i2c_bus_device *dev, rt_bool_t isEnabled);
/*!
* @brief Write register to WM8960 using I2C.
*
* @param handle WM8960 handle structure.
* @param reg The register address in WM8960.
* @param val Value needs to write into the register.
*/
void wm8960_write_reg(struct rt_i2c_bus_device *dev, rt_uint8_t reg, rt_uint16_t val);
/*!
* @brief Read register from WM8960 using I2C.
* @param handle WM8960 handle structure.
* @param reg The register address in WM8960.
* @param val Value written to.
*/
void wm8960_read_reg(struct rt_i2c_bus_device *dev, rt_uint8_t reg, rt_uint16_t *val);
/*!
* @brief Modify some bits in the register using I2C.
* @param handle WM8960 handle structure.
* @param reg The register address in WM8960.
* @param mask The mask code for the bits want to write. The bit you want to write should be 0.
* @param val Value needs to write into the register.
*/
void wm8960_modify_reg(struct rt_i2c_bus_device *dev, rt_uint8_t reg, rt_uint16_t mask, rt_uint16_t val);
#if defined(__cplusplus)
}
#endif
/*! @} */
#endif /* _FSL_WM8960_H_ */
/*******************************************************************************
* API
******************************************************************************/

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/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-4-30 misonyo the first version.
*/
#include <rtthread.h>
#include <rthw.h>
#include <rtdef.h>
#ifdef BSP_USING_AUDIO
#define LOG_TAG "drv.sai"
#include <drv_log.h>
#include <rtdevice.h>
#include "drivers/audio.h"
#include "bsp_wm8960.h"
#include "drv_i2c.h"
#include "drv_sai.h"
#define RX_DMA_FIFO_SIZE (2048)
volatile rt_uint16_t rx_busy = 0;
volatile rt_uint16_t tx_busy = 0;
struct drv_sai sai_tx = {0};
struct drv_sai sai_rx = {0};
wm8960_config_t wm8960Config = {
.route = kWM8960_RoutePlaybackandRecord,
.rightInputSource = kWM8960_InputDifferentialMicInput2,
.playSource = kWM8960_PlaySourceDAC,
.slaveAddress = WM8960_I2C_ADDR,
.bus = kWM8960_BusI2S,
.format = {.mclk_HZ = 6144000U, .sampleRate = kWM8960_AudioSampleRate16KHz, .bitWidth = kWM8960_AudioBitWidth16bit},
.master_slave = false,
};
const clock_audio_pll_config_t audioPllConfig =
{
.loopDivider = 32, /* PLL loop divider. Valid range for DIV_SELECT divider value: 27~54. */
.postDivider = 1, /* Divider after the PLL, should only be 1, 2, 4, 8, 16. */
.numerator = 77, /* 30 bit numerator of fractional loop divider. */
.denominator = 100, /* 30 bit denominator of fractional loop divider */
};
sai_transfer_format_t format;
sai_config_t config;
sai_transfer_t xfer;
struct imxrt_sai
{
struct rt_audio_device audio;
struct rt_audio_configure play_config;
rt_uint16_t volume;
rt_uint8_t* tx_fifo;
struct rt_i2c_bus_device* i2c_bus;
rt_uint8_t* rx_fifo;
};
struct imxrt_sai imxrt_payer_dev = { 0 };
static void sai_config(void)
{
#ifdef BSP_AUDIO_USING_DMA
static struct saidma_tx_config sai_txdma = { .channel = 0U, .request = kDmaRequestMuxSai1Tx };
sai_tx.dma_tx = &sai_txdma;
sai_tx.dma_flag |= RT_DEVICE_FLAG_DMA_TX;
#if defined (BSP_USING_AUDIO_RECORD)
static struct saidma_rx_config sai_rxdma = { .channel = 1U, .request = kDmaRequestMuxSai1Rx };
sai_rx.dma_rx = &sai_rxdma;
#endif
#endif
}
static void sai_TxDmaCallback(I2S_Type* base, sai_edma_handle_t* handle, rt_int32_t status, void* userData)
{
tx_busy = 1;
rt_audio_tx_complete(&imxrt_payer_dev.audio);
}
#if defined (BSP_USING_AUDIO_RECORD)
static void sai_RxDmaCallback(I2S_Type* base, sai_edma_handle_t* handle, rt_int32_t status, void* userData)
{
rx_busy = 1;
rt_audio_rx_done(&imxrt_payer_dev.audio, &imxrt_payer_dev.rx_fifo[0], RX_DMA_FIFO_SIZE / 2);
}
#endif
void BOARD_EnableSaiMclkOutput(rt_bool_t enable)
{
if(enable)
{
IOMUXC_GPR->GPR1 |= IOMUXC_GPR_GPR1_SAI1_MCLK_DIR_MASK;
}
else
{
IOMUXC_GPR->GPR1 &= (~IOMUXC_GPR_GPR1_SAI1_MCLK_DIR_MASK);
}
}
void sai_format(void)
{
SAI_TransferTxCreateHandleEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, sai_TxDmaCallback, NULL, &sai_tx.dma_tx->edma);
SAI_TransferTxSetFormatEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, &format, DEMO_SAI_CLK_FREQ, DEMO_SAI_CLK_FREQ);
#if defined (BSP_USING_AUDIO_RECORD)
SAI_TransferRxCreateHandleEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, sai_RxDmaCallback, NULL, &sai_rx.dma_rx->edma);
SAI_TransferRxSetFormatEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, &format, DEMO_SAI_CLK_FREQ, DEMO_SAI_CLK_FREQ);
#endif
}
void sai_init(void)
{
CLOCK_InitAudioPll(&audioPllConfig);
CLOCK_SetMux(kCLOCK_Sai1Mux, DEMO_SAI1_CLOCK_SOURCE_SELECT);
CLOCK_SetDiv(kCLOCK_Sai1PreDiv, DEMO_SAI1_CLOCK_SOURCE_PRE_DIVIDER);
CLOCK_SetDiv(kCLOCK_Sai1Div, DEMO_SAI1_CLOCK_SOURCE_DIVIDER);
BOARD_EnableSaiMclkOutput(RT_TRUE);
EDMA_CreateHandle(&sai_tx.dma_tx->edma, DMA0, sai_tx.dma_tx->channel);
DMAMUX_SetSource(DMAMUX, sai_tx.dma_tx->channel, (rt_uint8_t)sai_tx.dma_tx->request);
DMAMUX_EnableChannel(DMAMUX, sai_tx.dma_tx->channel);
SAI_TxGetDefaultConfig(&config);
SAI_TxInit(sai_tx.base, &config);
#if defined (BSP_USING_AUDIO_RECORD)
EDMA_CreateHandle(&sai_rx.dma_rx->edma, DMA0, sai_rx.dma_rx->channel);
DMAMUX_SetSource(DMAMUX, sai_rx.dma_rx->channel, (rt_uint8_t)sai_rx.dma_rx->request);
DMAMUX_EnableChannel(DMAMUX, sai_rx.dma_rx->channel);
SAI_RxGetDefaultConfig(&config);
SAI_RxInit(sai_rx.base, &config);
#endif
format.bitWidth = kSAI_WordWidth16bits;
format.channel = 0U;
format.sampleRate_Hz = kSAI_SampleRate16KHz;
format.masterClockHz = DEMO_SAI_CLK_FREQ;
format.protocol = config.protocol;
format.stereo = kSAI_Stereo;
format.isFrameSyncCompact = true;
format.watermark = FSL_FEATURE_SAI_FIFO_COUNT / 2U;
SAI_TransferTxCreateHandleEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, sai_TxDmaCallback, NULL, &sai_tx.dma_tx->edma);
SAI_TransferTxSetFormatEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, &format, DEMO_SAI_CLK_FREQ, DEMO_SAI_CLK_FREQ);
#if defined (BSP_USING_AUDIO_RECORD)
SAI_TransferRxCreateHandleEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, sai_RxDmaCallback, NULL, &sai_rx.dma_rx->edma);
SAI_TransferRxSetFormatEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, &format, DEMO_SAI_CLK_FREQ, DEMO_SAI_CLK_FREQ);
#endif
}
void SAI_samplerate_set(rt_uint32_t freq)
{
switch(freq)
{
case 48000:
format.sampleRate_Hz = kSAI_SampleRate48KHz;
break;
case 44100:
format.sampleRate_Hz = kSAI_SampleRate44100Hz;
break;
case 32000:
format.sampleRate_Hz = kSAI_SampleRate32KHz;
break;
case 24000:
format.sampleRate_Hz = kSAI_SampleRate24KHz;
break;
case 22050:
format.sampleRate_Hz = kSAI_SampleRate22050Hz;
break;
case 16000:
format.sampleRate_Hz = kSAI_SampleRate16KHz;
break;
case 12000:
format.sampleRate_Hz = kSAI_SampleRate12KHz;
break;
case 11025:
format.sampleRate_Hz = kSAI_SampleRate11025Hz;
break;
case 8000:
format.sampleRate_Hz = kSAI_SampleRate8KHz;
break;
default:
format.sampleRate_Hz = kSAI_SampleRate16KHz;
break;
}
}
void SAI_channels_set(rt_uint16_t channels)
{
switch(channels)
{
case 2:
format.stereo = kSAI_Stereo;
break;
case 1:
format.stereo = kSAI_MonoRight;
break;
case 0:
format.stereo = kSAI_MonoLeft;
break;
default:
format.stereo = kSAI_Stereo;
break;
}
}
void SAI_samplebits_set(rt_uint16_t samplebits)
{
switch(samplebits)
{
case 16:
format.bitWidth = kSAI_WordWidth16bits;
break;
case 24:
format.bitWidth = kSAI_WordWidth24bits;
break;
case 32:
format.bitWidth = kSAI_WordWidth32bits;
break;
default:
format.bitWidth = kSAI_WordWidth16bits;
break;
}
}
static rt_err_t imxrt_payer_getcaps(struct rt_audio_device* audio, struct rt_audio_caps* caps)
{
rt_err_t result = RT_EOK;
RT_ASSERT(audio != RT_NULL);
struct imxrt_sai* imxrt_audio = (struct imxrt_sai*)audio->parent.user_data;
switch(caps->main_type)
{
case AUDIO_TYPE_QUERY: /* qurey the types of hw_codec device */
{
switch(caps->sub_type)
{
case AUDIO_TYPE_QUERY:
caps->udata.mask = AUDIO_TYPE_OUTPUT | AUDIO_TYPE_MIXER;
break;
default:
result = -RT_ERROR;
break;
}
break;
}
case AUDIO_TYPE_INPUT:
{
switch(caps->sub_type)
{
case AUDIO_DSP_PARAM:
caps->udata.config.channels = imxrt_audio->play_config.channels;
caps->udata.config.samplebits = imxrt_audio->play_config.samplebits;
caps->udata.config.samplerate = imxrt_audio->play_config.samplerate;
break;
case AUDIO_DSP_SAMPLERATE:
caps->udata.config.samplerate = imxrt_audio->play_config.samplerate;
break;
case AUDIO_DSP_CHANNELS:
caps->udata.config.channels = imxrt_audio->play_config.channels;
break;
case AUDIO_DSP_SAMPLEBITS:
caps->udata.config.samplebits = imxrt_audio->play_config.samplebits;
break;
default:
result = -RT_ERROR;
break;
}
break;
}
case AUDIO_TYPE_OUTPUT: /* Provide capabilities of OUTPUT unit */
{
switch(caps->sub_type)
{
case AUDIO_DSP_PARAM:
caps->udata.config.samplerate = imxrt_audio->play_config.samplerate;
caps->udata.config.channels = imxrt_audio->play_config.channels;
caps->udata.config.samplebits = imxrt_audio->play_config.samplebits;
break;
case AUDIO_DSP_SAMPLERATE:
caps->udata.config.samplerate = imxrt_audio->play_config.samplerate;
break;
case AUDIO_DSP_CHANNELS:
caps->udata.config.channels = imxrt_audio->play_config.channels;
break;
case AUDIO_DSP_SAMPLEBITS:
caps->udata.config.samplebits = imxrt_audio->play_config.samplebits;
break;
default:
result = -RT_ERROR;
break;
}
break;
}
case AUDIO_TYPE_MIXER: /* report the Mixer Units */
{
switch(caps->sub_type)
{
case AUDIO_MIXER_QUERY:
caps->udata.mask = AUDIO_MIXER_VOLUME;
break;
case AUDIO_MIXER_VOLUME:
caps->udata.value = WM8960_GetVolume(imxrt_payer_dev.i2c_bus,kWM8960_ModuleDAC);
break;
default:
result = -RT_ERROR;
break;
}
break;
}
default:
result = -RT_ERROR;
break;
}
return result;
}
static rt_err_t imxrt_payer_configure(struct rt_audio_device* audio, struct rt_audio_caps* caps)
{
rt_err_t result = RT_EOK;
RT_ASSERT(audio != RT_NULL);
struct imxrt_sai* imxrt_audio = (struct imxrt_sai*)audio->parent.user_data;
switch(caps->main_type)
{
case AUDIO_TYPE_MIXER:
{
switch(caps->sub_type)
{
case AUDIO_MIXER_MUTE:
{
/* set mute mode */
WM8960_SetMute(imxrt_payer_dev.i2c_bus, kWM8960_ModuleDAC, RT_FALSE);
break;
}
case AUDIO_MIXER_VOLUME:
{
int volume = caps->udata.value;
imxrt_audio->volume = volume;
/* set mixer volume */
WM8960_SetVolume(imxrt_payer_dev.i2c_bus, kWM8960_ModuleDAC, volume);
break;
}
default:
result = -RT_ERROR;
break;
}
break;
}
case AUDIO_TYPE_OUTPUT:
{
switch(caps->sub_type)
{
case AUDIO_DSP_PARAM:
{
struct rt_audio_configure config = caps->udata.config;
imxrt_audio->play_config.samplerate = config.samplerate;
imxrt_audio->play_config.samplebits = config.samplebits;
imxrt_audio->play_config.channels = config.channels;
SAI_channels_set(config.channels);
SAI_samplerate_set(config.samplerate);
SAI_samplebits_set(config.samplebits);
break;
}
case AUDIO_DSP_SAMPLERATE:
{
imxrt_audio->play_config.samplerate = caps->udata.config.samplerate;
SAI_samplerate_set(caps->udata.config.samplerate);
break;
}
case AUDIO_DSP_CHANNELS:
{
imxrt_audio->play_config.channels = caps->udata.config.channels;
SAI_channels_set(caps->udata.config.channels);
break;
}
case AUDIO_DSP_SAMPLEBITS:
{
imxrt_audio->play_config.samplebits = caps->udata.config.samplebits;
SAI_samplebits_set(caps->udata.config.samplebits);
break;
}
default:
result = -RT_ERROR;
break;
}
break;
}
case AUDIO_TYPE_INPUT:
{
switch(caps->sub_type)
{
case AUDIO_DSP_PARAM:
{
imxrt_audio->play_config.samplerate = caps->udata.config.samplerate;
imxrt_audio->play_config.channels = caps->udata.config.channels;
imxrt_audio->play_config.samplebits = caps->udata.config.samplebits;
SAI_TransferTerminateReceiveEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle);
SAI_samplerate_set(caps->udata.config.samplerate);
SAI_channels_set(caps->udata.config.channels);
SAI_samplebits_set(caps->udata.config.samplebits);
break;
}
case AUDIO_DSP_SAMPLERATE:
{
imxrt_audio->play_config.samplerate = caps->udata.config.samplerate;
SAI_samplerate_set(caps->udata.config.samplerate);
break;
}
case AUDIO_DSP_CHANNELS:
{
imxrt_audio->play_config.channels = caps->udata.config.channels;
SAI_channels_set(caps->udata.config.channels);
break;
}
case AUDIO_DSP_SAMPLEBITS:
{
imxrt_audio->play_config.samplebits = caps->udata.config.samplebits;
SAI_samplebits_set(caps->udata.config.samplebits);
break;
}
default:
result = -RT_ERROR;
break;
}
/* After set config, MCLK will stop */
SAI_TxSoftwareReset(sai_tx.base, kSAI_ResetTypeSoftware);
SAI_RxSoftwareReset(sai_rx.base, kSAI_ResetTypeSoftware);
xfer.data = imxrt_payer_dev.tx_fifo; // +i * (AUD_FIFO_SIZE / 4);
xfer.dataSize = AUD_BLOCK_SIZE;
SAI_TransferSendEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, &xfer);
SAI_TransferReceiveEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, &xfer);
break;
}
default:
break;
}
return result;
}
static rt_err_t imxrt_payer_init(struct rt_audio_device* audio)
{
RT_ASSERT(audio != RT_NULL);
imxrt_payer_dev.i2c_bus = (struct rt_i2c_bus_device*)rt_device_find(CODEC_I2C_NAME);
sai_init();
return RT_EOK;
}
static rt_err_t imxrt_payer_start(struct rt_audio_device* audio, int stream)
{
RT_ASSERT(audio != RT_NULL);
sai_format();
WM8960_init(imxrt_payer_dev.i2c_bus, &wm8960Config);
xfer.data = imxrt_payer_dev.rx_fifo;
xfer.dataSize = AUD_BLOCK_SIZE;
#if defined (BSP_USING_AUDIO_RECORD)
SAI_TransferReceiveEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, &xfer);
#endif
SAI_TransferSendEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, &xfer);
return RT_EOK;
}
static rt_err_t imxrt_payer_stop(struct rt_audio_device* audio, int stream)
{
RT_ASSERT(audio != RT_NULL);
SAI_TransferTerminateSendEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle);
SAI_TransferTerminateReceiveEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle);
WM8960_Deinit(imxrt_payer_dev.i2c_bus);
return RT_EOK;
}
static rt_size_t imxrt_payer_transmit(struct rt_audio_device* audio, const void* writeBuf, void* readBuf, rt_size_t size)
{
RT_ASSERT(audio != RT_NULL);
#if defined (BSP_USING_AUDIO_RECORD)
xfer.data = imxrt_payer_dev.rx_fifo;
xfer.dataSize = RX_DMA_FIFO_SIZE;
SAI_TransferReceiveEDMA(sai_rx.base, &sai_rx.dma_rx->rxHandle, &xfer);
SAI_TransferSendEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, &xfer);
#else
xfer.data = (rt_uint8_t*)writeBuf;
xfer.dataSize = size;
SAI_TransferSendEDMA(sai_tx.base, &sai_tx.dma_tx->txHandle, &xfer);
#endif
return size;
}
static void imxrt_payer_buffer_info(struct rt_audio_device* audio, struct rt_audio_buf_info* info)
{
RT_ASSERT(audio != RT_NULL);
/**
* AUD_FIFO
* +----------------+----------------+
* | block1 | block2 |
* +----------------+----------------+
* \ block_size /
*/
info->buffer = imxrt_payer_dev.tx_fifo;
info->total_size = AUD_DMA_FIFO_SIZE;
info->block_size = AUD_DMA_FIFO_SIZE / 2;
info->block_count = 2;
}
static struct rt_audio_ops imxrt_payer_ops =
{
.getcaps = imxrt_payer_getcaps,
.configure = imxrt_payer_configure,
.init = imxrt_payer_init,
.start = imxrt_payer_start,
.stop = imxrt_payer_stop,
.transmit = imxrt_payer_transmit,
.buffer_info = imxrt_payer_buffer_info,
};
int rt_hw_sound_init(void)
{
rt_uint8_t* tx_fifo = RT_NULL;
rt_uint8_t* rx_fifo = RT_NULL;
sai_tx.base = SAI1;
sai_rx.base = SAI1;
sai_tx.irqn = SAI1_IRQn;
sai_config();
tx_fifo = rt_calloc(1, AUD_DMA_FIFO_SIZE);
rx_fifo = rt_calloc(1, AUD_DMA_FIFO_SIZE);
if(tx_fifo == RT_NULL)
{
return -RT_ENOMEM;
}
rt_memset(tx_fifo, 0, AUD_DMA_FIFO_SIZE);
imxrt_payer_dev.tx_fifo = tx_fifo;
rt_memset(rx_fifo, 0, AUD_DMA_FIFO_SIZE);
imxrt_payer_dev.rx_fifo = rx_fifo;
imxrt_payer_dev.audio.ops = &imxrt_payer_ops;
rt_audio_register(&imxrt_payer_dev.audio, "mic", RT_DEVICE_FLAG_RDWR, &imxrt_payer_dev);
return RT_EOK;
}
INIT_DEVICE_EXPORT(rt_hw_sound_init);
#endif /* BSP_USING_AUDIO*/

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bsp/imxrt/libraries/drivers/drv_sai.h Normal file
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/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-4-30 misonyo the first version.
*/
#ifndef __DRV_SOUND_H_
#define __DRV_SOUND_H_
#include <rtthread.h>
#include <rtdevice.h>
#include <board.h>
#include <rtdef.h>
#include <rthw.h>
#include "fsl_sai.h"
#include "fsl_dmamux.h"
#include "fsl_sai_edma.h"
#define AUD_DMA_FIFO_SIZE (2048)
#define CODEC_I2C_NAME ("i2c1")
/* Select Audio/Video PLL (786.48 MHz) as sai1 clock source */
#define DEMO_SAI1_CLOCK_SOURCE_SELECT (2U)
/* Clock pre divider for sai1 clock source */
#define DEMO_SAI1_CLOCK_SOURCE_PRE_DIVIDER (0U)
/* Clock divider for sai1 clock source */
#define DEMO_SAI1_CLOCK_SOURCE_DIVIDER (63U)
/* Get frequency of sai1 clock */
#define AUD_BLOCK_CNT 2
#define AUD_BLOCK_SIZE 1024
#define AUD_FIFO_SIZE (AUD_BLOCK_SIZE * AUD_BLOCK_CNT)
#define DEMO_SAI_CLK_FREQ \
(CLOCK_GetFreq(kCLOCK_AudioPllClk) / (DEMO_SAI1_CLOCK_SOURCE_DIVIDER + 1U) / \
(DEMO_SAI1_CLOCK_SOURCE_PRE_DIVIDER + 1U))
#define AUD_DMA_FIFO_SIZE (2048)
struct saidma_tx_config
{
edma_handle_t edma;
rt_uint8_t channel;
dma_request_source_t request;
sai_edma_handle_t txHandle;
};
struct saidma_rx_config
{
edma_handle_t edma;
rt_uint8_t channel;
dma_request_source_t request;
sai_edma_handle_t rxHandle;
};
struct drv_sai {
I2S_Type *base;
IRQn_Type irqn;
struct saidma_tx_config *dma_tx;
struct saidma_rx_config *dma_rx;
rt_uint8_t dma_flag;
int txBlockIndex;
int rxBlockIndex;
};
void sai_init(void);
int rt_hw_sound_init(void);
#endif

427
bsp/imxrt/libraries/drivers/drv_sdio.c Normal file
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/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2017-10-10 Tanek first version
*/
#include <rtthread.h>
#include <rthw.h>
#include <drivers/mmcsd_core.h>
#include <board.h>
#include <fsl_usdhc.h>
#include <fsl_gpio.h>
#include <fsl_iomuxc.h>
#include <finsh.h>
#define RT_USING_SDIO1
#define RT_USING_SDIO2
//#define DEBUG
#ifdef DEBUG
static int enable_log = 1;
#define MMCSD_DGB(fmt, ...) \
do \
{ \
if (enable_log) \
{ \
rt_kprintf(fmt, ##__VA_ARGS__); \
} \
} while (0)
#else
#define MMCSD_DGB(fmt, ...)
#endif
#define CACHE_LINESIZE (32)
#define USDHC_ADMA_TABLE_WORDS (8U) /* define the ADMA descriptor table length */
#define USDHC_ADMA2_ADDR_ALIGN (4U) /* define the ADMA2 descriptor table addr align size */
#define IMXRT_MAX_FREQ (25UL * 1000UL * 1000UL)
#define USDHC_ADMA_TABLE_WORDS (8U) /* define the ADMA descriptor table length */
#define USDHC_ADMA2_ADDR_ALIGN (4U) /* define the ADMA2 descriptor table addr align size */
#define USDHC_READ_BURST_LEN (8U) /*!< number of words USDHC read in a single burst */
#define USDHC_WRITE_BURST_LEN (8U) /*!< number of words USDHC write in a single burst */
#define USDHC_DATA_TIMEOUT (0xFU) /*!< data timeout counter value */
/* Read/write watermark level. The bigger value indicates DMA has higher read/write performance. */
#define USDHC_READ_WATERMARK_LEVEL (0x80U)
#define USDHC_WRITE_WATERMARK_LEVEL (0x80U)
/* DMA mode */
#define USDHC_DMA_MODE kUSDHC_DmaModeAdma2
/* Endian mode. */
#define USDHC_ENDIAN_MODE kUSDHC_EndianModeLittle
ALIGN(USDHC_ADMA2_ADDR_ALIGN) uint32_t g_usdhcAdma2Table[USDHC_ADMA_TABLE_WORDS] SECTION("NonCacheable");
struct imxrt_mmcsd
{
struct rt_mmcsd_host *host;
struct rt_mmcsd_req *req;
struct rt_mmcsd_cmd *cmd;
struct rt_timer timer;
rt_uint32_t *buf;
//USDHC_Type *base;
usdhc_host_t usdhc_host;
clock_div_t usdhc_div;
clock_ip_name_t ip_clock;
uint32_t *usdhc_adma2_table;
};
static void _mmcsd_gpio_init(struct imxrt_mmcsd *mmcsd)
{
CLOCK_EnableClock(kCLOCK_Iomuxc); /* iomuxc clock (iomuxc_clk_enable): 0x03u */
}
static void SDMMCHOST_ErrorRecovery(USDHC_Type *base)
{
uint32_t status = 0U;
/* get host present status */
status = USDHC_GetPresentStatusFlags(base);
/* check command inhibit status flag */
if ((status & kUSDHC_CommandInhibitFlag) != 0U)
{
/* reset command line */
USDHC_Reset(base, kUSDHC_ResetCommand, 1000U);
}
/* check data inhibit status flag */
if ((status & kUSDHC_DataInhibitFlag) != 0U)
{
/* reset data line */
USDHC_Reset(base, kUSDHC_ResetData, 1000U);
}
}
static void _mmcsd_host_init(struct imxrt_mmcsd *mmcsd)
{
usdhc_host_t *usdhc_host = &mmcsd->usdhc_host;
/* Initializes SDHC. */
usdhc_host->config.dataTimeout = USDHC_DATA_TIMEOUT;
usdhc_host->config.endianMode = USDHC_ENDIAN_MODE;
usdhc_host->config.readWatermarkLevel = USDHC_READ_WATERMARK_LEVEL;
usdhc_host->config.writeWatermarkLevel = USDHC_WRITE_WATERMARK_LEVEL;
usdhc_host->config.readBurstLen = USDHC_READ_BURST_LEN;
usdhc_host->config.writeBurstLen = USDHC_WRITE_BURST_LEN;
USDHC_Init(usdhc_host->base, &(usdhc_host->config));
}
static void _mmcsd_clk_init(struct imxrt_mmcsd *mmcsd)
{
CLOCK_EnableClock(mmcsd->ip_clock);
CLOCK_SetDiv(mmcsd->usdhc_div, 5U);
}
static void _mmcsd_isr_init(struct imxrt_mmcsd *mmcsd)
{
//NVIC_SetPriority(USDHC1_IRQn, 5U);
}
static void _mmc_request(struct rt_mmcsd_host *host, struct rt_mmcsd_req *req)
{
struct imxrt_mmcsd *mmcsd;
struct rt_mmcsd_cmd *cmd;
struct rt_mmcsd_data *data;
status_t error;
usdhc_adma_config_t dmaConfig;
usdhc_transfer_t fsl_content = {0};
usdhc_command_t fsl_command = {0};
usdhc_data_t fsl_data = {0};
rt_uint32_t *buf = NULL;
RT_ASSERT(host != RT_NULL);
RT_ASSERT(req != RT_NULL);
mmcsd = (struct imxrt_mmcsd *)host->private_data;
RT_ASSERT(mmcsd != RT_NULL);
cmd = req->cmd;
RT_ASSERT(cmd != RT_NULL);
MMCSD_DGB("\tcmd->cmd_code: %02d, cmd->arg: %08x, cmd->flags: %08x --> ", cmd->cmd_code, cmd->arg, cmd->flags);
data = cmd->data;
memset(&dmaConfig, 0, sizeof(usdhc_adma_config_t));
/* config adma */
dmaConfig.dmaMode = USDHC_DMA_MODE;
dmaConfig.burstLen = kUSDHC_EnBurstLenForINCR;
dmaConfig.admaTable = mmcsd->usdhc_adma2_table;
dmaConfig.admaTableWords = USDHC_ADMA_TABLE_WORDS;
fsl_command.index = cmd->cmd_code;
fsl_command.argument = cmd->arg;
if (cmd->cmd_code == STOP_TRANSMISSION)
fsl_command.type = kCARD_CommandTypeAbort;
else
fsl_command.type = kCARD_CommandTypeNormal;
switch (cmd->flags & RESP_MASK)
{
case RESP_NONE:
fsl_command.responseType = kCARD_ResponseTypeNone;
break;
case RESP_R1:
fsl_command.responseType = kCARD_ResponseTypeR1;
break;
case RESP_R1B:
fsl_command.responseType = kCARD_ResponseTypeR1b;
break;
case RESP_R2:
fsl_command.responseType = kCARD_ResponseTypeR2;
break;
case RESP_R3:
fsl_command.responseType = kCARD_ResponseTypeR3;
break;
case RESP_R4:
fsl_command.responseType = kCARD_ResponseTypeR4;
break;
case RESP_R6:
fsl_command.responseType = kCARD_ResponseTypeR6;
break;
case RESP_R7:
fsl_command.responseType = kCARD_ResponseTypeR7;
break;
case RESP_R5:
fsl_command.responseType = kCARD_ResponseTypeR5;
break;
default:
RT_ASSERT(NULL);
}
fsl_command.flags = 0;
fsl_content.command = &fsl_command;
if (data)
{
if (req->stop != NULL)
fsl_data.enableAutoCommand12 = true;
else
fsl_data.enableAutoCommand12 = false;
fsl_data.enableAutoCommand23 = false;
fsl_data.enableIgnoreError = false;
fsl_data.dataType = kUSDHC_TransferDataNormal; //todo : update data type
fsl_data.blockSize = data->blksize;
fsl_data.blockCount = data->blks;
MMCSD_DGB(" blksize:%d, blks:%d ", fsl_data.blockSize, fsl_data.blockCount);
if (((rt_uint32_t)data->buf & (CACHE_LINESIZE - 1)) || // align cache(32byte)
((rt_uint32_t)data->buf > 0x00000000 && (rt_uint32_t)data->buf < 0x00080000) /*|| // ITCM
((rt_uint32_t)data->buf >= 0x20000000 && (rt_uint32_t)data->buf < 0x20080000)*/) // DTCM
{
buf = rt_malloc_align(fsl_data.blockSize * fsl_data.blockCount, CACHE_LINESIZE);
RT_ASSERT(buf != RT_NULL);
MMCSD_DGB(" malloc buf: %p, data->buf:%p, %d ", buf, data->buf, fsl_data.blockSize * fsl_data.blockCount);
}
if ((cmd->cmd_code == WRITE_BLOCK) || (cmd->cmd_code == WRITE_MULTIPLE_BLOCK))
{
if (buf)
{
MMCSD_DGB(" write(data->buf to buf) ");
rt_memcpy(buf, data->buf, fsl_data.blockSize * fsl_data.blockCount);
fsl_data.txData = (uint32_t const *)buf;
}
else
{
fsl_data.txData = (uint32_t const *)data->buf;
}
fsl_data.rxData = NULL;
}
else
{
if (buf)
{
fsl_data.rxData = (uint32_t *)buf;
}
else
{
fsl_data.rxData = (uint32_t *)data->buf;
}
fsl_data.txData = NULL;
}
fsl_content.data = &fsl_data;
}
else
{
fsl_content.data = NULL;
}
error = USDHC_TransferBlocking(mmcsd->usdhc_host.base, &dmaConfig, &fsl_content);
if (error == kStatus_Fail)
{
SDMMCHOST_ErrorRecovery(mmcsd->usdhc_host.base);
MMCSD_DGB(" ***USDHC_TransferBlocking error: %d*** --> \n", error);
cmd->err = -RT_ERROR;
}
if (buf)
{
if (fsl_data.rxData)
{
MMCSD_DGB("read copy buf to data->buf ");
rt_memcpy(data->buf, buf, fsl_data.blockSize * fsl_data.blockCount);
}
rt_free_align(buf);
}
if ((cmd->flags & RESP_MASK) == RESP_R2)
{
cmd->resp[3] = fsl_command.response[0];
cmd->resp[2] = fsl_command.response[1];
cmd->resp[1] = fsl_command.response[2];
cmd->resp[0] = fsl_command.response[3];
MMCSD_DGB(" resp 0x%08X 0x%08X 0x%08X 0x%08X\n",
cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
}
else
{
cmd->resp[0] = fsl_command.response[0];
MMCSD_DGB(" resp 0x%08X\n", cmd->resp[0]);
}
mmcsd_req_complete(host);
return;
}
static void _mmc_set_iocfg(struct rt_mmcsd_host *host, struct rt_mmcsd_io_cfg *io_cfg)
{
struct imxrt_mmcsd *mmcsd;
unsigned int usdhc_clk;
unsigned int bus_width;
uint32_t src_clk;
RT_ASSERT(host != RT_NULL);
RT_ASSERT(host->private_data != RT_NULL);
RT_ASSERT(io_cfg != RT_NULL);
mmcsd = (struct imxrt_mmcsd *)host->private_data;
usdhc_clk = io_cfg->clock;
bus_width = io_cfg->bus_width;
if (usdhc_clk > IMXRT_MAX_FREQ)
usdhc_clk = IMXRT_MAX_FREQ;
src_clk = (CLOCK_GetSysPfdFreq(kCLOCK_Pfd2) / (CLOCK_GetDiv(mmcsd->usdhc_div) + 1U));
MMCSD_DGB("\tsrc_clk: %d, usdhc_clk: %d, bus_width: %d\n", src_clk, usdhc_clk, bus_width);
if (usdhc_clk)
{
USDHC_SetSdClock(mmcsd->usdhc_host.base, src_clk, usdhc_clk);
/* Change bus width */
if (bus_width == MMCSD_BUS_WIDTH_8)
USDHC_SetDataBusWidth(mmcsd->usdhc_host.base, kUSDHC_DataBusWidth8Bit);
else if (bus_width == MMCSD_BUS_WIDTH_4)
USDHC_SetDataBusWidth(mmcsd->usdhc_host.base, kUSDHC_DataBusWidth4Bit);
else if (bus_width == MMCSD_BUS_WIDTH_1)
USDHC_SetDataBusWidth(mmcsd->usdhc_host.base, kUSDHC_DataBusWidth1Bit);
else
RT_ASSERT(RT_NULL);
}
}
#ifdef DEBUG
static void log_toggle(int en)
{
enable_log = en;
}
FINSH_FUNCTION_EXPORT(log_toggle, toglle log dumple);
#endif
static const struct rt_mmcsd_host_ops ops =
{
_mmc_request,
_mmc_set_iocfg,
RT_NULL,//_mmc_get_card_status,
RT_NULL,//_mmc_enable_sdio_irq,
};
rt_int32_t _imxrt_mci_init(void)
{
struct rt_mmcsd_host *host;
struct imxrt_mmcsd *mmcsd;
host = mmcsd_alloc_host();
if (!host)
{
return -RT_ERROR;
}
mmcsd = rt_malloc(sizeof(struct imxrt_mmcsd));
if (!mmcsd)
{
rt_kprintf("alloc mci failed\n");
goto err;
}
rt_memset(mmcsd, 0, sizeof(struct imxrt_mmcsd));
mmcsd->usdhc_host.base = USDHC1;
mmcsd->usdhc_div = kCLOCK_Usdhc1Div;
mmcsd->usdhc_adma2_table = g_usdhcAdma2Table;
host->ops = &ops;
host->freq_min = 375000;
host->freq_max = 25000000;
host->valid_ocr = VDD_32_33 | VDD_33_34;
host->flags = MMCSD_BUSWIDTH_4 | MMCSD_MUTBLKWRITE | \
MMCSD_SUP_HIGHSPEED | MMCSD_SUP_SDIO_IRQ;
host->max_seg_size = 65535;
host->max_dma_segs = 2;
host->max_blk_size = 512;
host->max_blk_count = 4096;
mmcsd->host = host;
_mmcsd_clk_init(mmcsd);
_mmcsd_isr_init(mmcsd);
_mmcsd_gpio_init(mmcsd);
_mmcsd_host_init(mmcsd);
host->private_data = mmcsd;
mmcsd_change(host);
return 0;
err:
mmcsd_free_host(host);
return -RT_ENOMEM;
}
int imxrt_mci_init(void)
{
/* initilize sd card */
_imxrt_mci_init();
return 0;
}
INIT_DEVICE_EXPORT(imxrt_mci_init);