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Merge pull request #4739 from xfwangqiang/imxrt1064 

[BSP][IMXRT]modify kconfig for i2c, uart, LCD, and fixed i2c read bug in drv_i2c.c
This commit is contained in:
Bernard Xiong 2021-06-17 10:46:11 +08:00 committed by GitHub
parent 08fe2ee777 fefaac854c
commit fab435a16d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 489 additions and 7 deletions
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75
bsp/imxrt/imxrt1064-nxp-evk/board/Kconfig
View File

@ -32,6 +32,81 @@ menu "On-chip Peripheral Drivers"
config BSP_USING_LPUART1
bool "Enable LPUART1"
default y
config BSP_USING_LPUART2
bool "Enable LPUART2"
default n
config BSP_USING_LPUART3
bool "Enable LPUART3"
default n
config BSP_USING_LPUART4
bool "Enable LPUART4"
default n
config BSP_USING_LPUART5
bool "Enable LPUART5"
default n
config BSP_USING_LPUART6
bool "Enable LPUART6"
default n
config BSP_USING_LPUART7
bool "Enable LPUART7"
default n
config BSP_USING_LPUART8
bool "Enable LPUART8"
default n
endif
menuconfig BSP_USING_I2C
bool "Enable I2C"
select RT_USING_I2C
default n
if BSP_USING_I2C
config BSP_USING_I2C1
bool "Enable LPI2C1"
default n
config BSP_USING_I2C3
bool "Enable LPI2C3"
default n
config BSP_USING_I2C4
bool "Enable LPI2C4"
default n
endif
menuconfig BSP_USING_LCD
bool "Enable LCD"
default n
if BSP_USING_LCD
config LCD_WIDTH
int "width"
default 480
config LCD_HEIGHT
int "height"
default 272
config LCD_HFP
int "HFP"
default 4
config LCD_VFP
int "VFP"
default 4
config LCD_HBP
int "HBP"
default 8
config LCD_VBP
int "VBP"
default 2
config LCD_HSW
int "HSW"
default 40
config LCD_VSW
int "VSW"
default 10
config LCD_BL_PIN
int "Backlight ctrl pin"
default 63
config LCD_RST_PIN
int "Reset pin"
default 2
endif
endmenu

413
bsp/imxrt/imxrt1064-nxp-evk/board/board.c
View File

@ -253,6 +253,411 @@ void imxrt_uart_pins_init(void)
}
#endif /* BSP_USING_LPUART */
#ifdef BSP_USING_I2C
static void imxrt_i2c_pins_init(void)
{
#ifdef BSP_USING_I2C1
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_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 */
#endif
#ifdef BSP_USING_I2C3
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B1_07_LPI2C3_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_06_LPI2C3_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_SetPinConfig(
IOMUXC_GPIO_AD_B1_07_LPI2C3_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_06_LPI2C3_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 */
#endif
#ifdef BSP_USING_I2C4
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B0_12_LPI2C4_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_B0_13_LPI2C4_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_SetPinConfig(
IOMUXC_GPIO_AD_B0_12_LPI2C4_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_B0_13_LPI2C4_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 */
#endif
}
#endif /* BSP_USING_I2C */
#ifdef BSP_USING_LCD
static void imxrt_lcd_pins_init(void)
{
IOMUXC_SetPinMux(
IOMUXC_GPIO_AD_B0_02_GPIO1_IO02, /* GPIO_AD_B0_02 is configured as GPIO1_IO02 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_15_GPIO2_IO31, /* GPIO_B1_15 is configured as GPIO2_IO31 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_00_LCD_CLK, /* GPIO_B0_00 is configured as LCD_CLK */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_01_LCD_ENABLE, /* GPIO_B0_01 is configured as LCD_ENABLE */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_02_LCD_HSYNC, /* GPIO_B0_02 is configured as LCD_HSYNC */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_03_LCD_VSYNC, /* GPIO_B0_03 is configured as LCD_VSYNC */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_04_LCD_DATA00, /* GPIO_B0_04 is configured as LCD_DATA00 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_05_LCD_DATA01, /* GPIO_B0_05 is configured as LCD_DATA01 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_06_LCD_DATA02, /* GPIO_B0_06 is configured as LCD_DATA02 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_07_LCD_DATA03, /* GPIO_B0_07 is configured as LCD_DATA03 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_08_LCD_DATA04, /* GPIO_B0_08 is configured as LCD_DATA04 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_09_LCD_DATA05, /* GPIO_B0_09 is configured as LCD_DATA05 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_10_LCD_DATA06, /* GPIO_B0_10 is configured as LCD_DATA06 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_11_LCD_DATA07, /* GPIO_B0_11 is configured as LCD_DATA07 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_12_LCD_DATA08, /* GPIO_B0_12 is configured as LCD_DATA08 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_13_LCD_DATA09, /* GPIO_B0_13 is configured as LCD_DATA09 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_14_LCD_DATA10, /* GPIO_B0_14 is configured as LCD_DATA10 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B0_15_LCD_DATA11, /* GPIO_B0_15 is configured as LCD_DATA11 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_00_LCD_DATA12, /* GPIO_B1_00 is configured as LCD_DATA12 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_01_LCD_DATA13, /* GPIO_B1_01 is configured as LCD_DATA13 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_02_LCD_DATA14, /* GPIO_B1_02 is configured as LCD_DATA14 */
0U); /* Software Input On Field: Input Path is determined by functionality */
IOMUXC_SetPinMux(
IOMUXC_GPIO_B1_03_LCD_DATA15, /* GPIO_B1_03 is configured as LCD_DATA15 */
0U); /* Software Input On Field: Input Path is determined by functionality */x
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B0_02_GPIO1_IO02, /* GPIO_AD_B0_02 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_15_GPIO2_IO31, /* GPIO_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 */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_AD_B0_12_LPUART1_TX, /* GPIO_AD_B0_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_B0_13_LPUART1_RX, /* GPIO_AD_B0_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_B0_00_LCD_CLK, /* GPIO_B0_00 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_01_LCD_ENABLE, /* GPIO_B0_01 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_02_LCD_HSYNC, /* GPIO_B0_02 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_03_LCD_VSYNC, /* GPIO_B0_03 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_04_LCD_DATA00, /* GPIO_B0_04 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_05_LCD_DATA01, /* GPIO_B0_05 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_06_LCD_DATA02, /* GPIO_B0_06 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_07_LCD_DATA03, /* GPIO_B0_07 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_08_LCD_DATA04, /* GPIO_B0_08 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_09_LCD_DATA05, /* GPIO_B0_09 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_10_LCD_DATA06, /* GPIO_B0_10 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_11_LCD_DATA07, /* GPIO_B0_11 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_12_LCD_DATA08, /* GPIO_B0_12 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_13_LCD_DATA09, /* GPIO_B0_13 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_14_LCD_DATA10, /* GPIO_B0_14 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B0_15_LCD_DATA11, /* GPIO_B0_15 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_00_LCD_DATA12, /* GPIO_B1_00 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_01_LCD_DATA13, /* GPIO_B1_01 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_02_LCD_DATA14, /* GPIO_B1_02 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
IOMUXC_SetPinConfig(
IOMUXC_GPIO_B1_03_LCD_DATA15, /* GPIO_B1_03 PAD functional properties : */
0x01B0B0u); /* 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: Pull
Pull Up / Down Config. Field: 100K Ohm Pull Up
Hyst. Enable Field: Hysteresis Enabled */
}
#endif
#ifdef BSP_USING_ETH
void imxrt_enet_pins_init(void)
{
@ -468,6 +873,10 @@ void rt_hw_board_init()
imxrt_uart_pins_init();
#endif
#ifdef BSP_USING_I2C
imxrt_i2c_pins_init();
#endif
#ifdef BSP_USING_ETH
imxrt_enet_pins_init();
#endif
@ -476,6 +885,10 @@ void rt_hw_board_init()
imxrt_phy_pins_init();
#endif
#ifdef BSP_USING_LCD
imxrt_lcd_pins_init();
#endif
#ifdef BSP_USING_DMA
imxrt_dma_init();
#endif

8
bsp/imxrt/libraries/drivers/drv_i2c.c
View File

@ -221,7 +221,7 @@ static rt_size_t imxrt_i2c_mst_xfer(struct rt_i2c_bus_device *bus,
{
if (imxrt_i2c->msg[i].flags & RT_I2C_RD)
{
if (LPI2C_MasterStart(imxrt_i2c->I2C, imxrt_i2c->msg[i].addr, kLPI2C_Write) != kStatus_Success)
if (LPI2C_MasterStart(imxrt_i2c->I2C, imxrt_i2c->msg[i].addr, kLPI2C_Read) != kStatus_Success)
{
i = 0;
break;
@ -231,12 +231,6 @@ static rt_size_t imxrt_i2c_mst_xfer(struct rt_i2c_bus_device *bus,
{
}
if (LPI2C_MasterRepeatedStart(imxrt_i2c->I2C, imxrt_i2c->msg[i].addr, kLPI2C_Read) != kStatus_Success)
{
i = 0;
break;
}
if (LPI2C_MasterReceive(imxrt_i2c->I2C, imxrt_i2c->msg[i].buf, imxrt_i2c->msg[i].len) != kStatus_Success)
{
i = 0;