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stm32: dts: f7: added i2c4 node

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Added i2c4 node to stm32f746.dtsi for stm32f74+ socs.
Added device tree fixup for i2c4.

Signed-off-by: AJ Palmer <ajpcode@hotmail.com>
This commit is contained in:
AJ Palmer 2018-12-11 22:42:25 +00:00 • committed by Kumar Gala
commit bd8f15f555
2 changed files with 23 additions and 0 deletions
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13
dts/arm/st/f7/stm32f746.dtsi
View file

@ -29,5 +29,18 @@
label = "GPIOK";
};
};
i2c4: i2c@40006000 {
compatible = "st,stm32-i2c-v2";
clock-frequency = <I2C_BITRATE_STANDARD>;
#address-cells = <1>;
#size-cells = <0>;
reg = <0x40006000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x01000000>;
interrupts = <95 0>, <96 0>;
interrupt-names = "event", "error";
status = "disabled";
label = "I2C_4";
};
};
};

10
soc/arm/st_stm32/stm32f7/dts_fixup.h
View file

@ -195,6 +195,16 @@
#define DT_I2C_3_CLOCK_BITS DT_ST_STM32_I2C_V2_40005C00_CLOCK_BITS
#define DT_I2C_3_CLOCK_BUS DT_ST_STM32_I2C_V2_40005C00_CLOCK_BUS
#define DT_I2C_4_BASE_ADDRESS DT_ST_STM32_I2C_V2_40006000_BASE_ADDRESS
#define DT_I2C_4_EVENT_IRQ_PRI DT_ST_STM32_I2C_V2_40006000_IRQ_EVENT_PRIORITY
#define DT_I2C_4_ERROR_IRQ_PRI DT_ST_STM32_I2C_V2_40006000_IRQ_ERROR_PRIORITY
#define CONFIG_I2C_4_NAME DT_ST_STM32_I2C_V2_40006000_LABEL
#define DT_I2C_4_EVENT_IRQ DT_ST_STM32_I2C_V2_40006000_IRQ_EVENT
#define DT_I2C_4_ERROR_IRQ DT_ST_STM32_I2C_V2_40006000_IRQ_ERROR
#define DT_I2C_4_BITRATE DT_ST_STM32_I2C_V2_40006000_CLOCK_FREQUENCY
#define DT_I2C_4_CLOCK_BITS DT_ST_STM32_I2C_V2_40006000_CLOCK_BITS
#define DT_I2C_4_CLOCK_BUS DT_ST_STM32_I2C_V2_40006000_CLOCK_BUS
#define DT_SPI_1_BASE_ADDRESS DT_ST_STM32_SPI_40013000_BASE_ADDRESS
#define DT_SPI_1_IRQ_PRI DT_ST_STM32_SPI_40013000_IRQ_0_PRIORITY
#define DT_SPI_1_NAME DT_ST_STM32_SPI_40013000_LABEL