Also created alias for gpios for stm32f7 discovery board. Based on these aliases, it would be possible to get gpio devices by sequence.
Signed-off-by: Vikas Manocha vikas.manocha@st.com cc: Christophe KERELLO christophe.kerello@st.com --- Changed in v2: None
arch/arm/dts/stm32f746-disco.dts | 12 +++++ arch/arm/dts/stm32f746.dtsi | 111 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 123 insertions(+)
diff --git a/arch/arm/dts/stm32f746-disco.dts b/arch/arm/dts/stm32f746-disco.dts index f098d2e..f830aa9 100644 --- a/arch/arm/dts/stm32f746-disco.dts +++ b/arch/arm/dts/stm32f746-disco.dts @@ -65,6 +65,18 @@ aliases { serial0 = &usart1; spi0 = &qspi; + /* Aliases for gpios so as to use sequence */ + gpio0 = &gpioa; + gpio1 = &gpiob; + gpio2 = &gpioc; + gpio3 = &gpiod; + gpio4 = &gpioe; + gpio5 = &gpiof; + gpio6 = &gpiog; + gpio7 = &gpioh; + gpio8 = &gpioi; + gpio9 = &gpioj; + gpio10 = &gpiok; }; };
diff --git a/arch/arm/dts/stm32f746.dtsi b/arch/arm/dts/stm32f746.dtsi index e9fd6f4..865d5cf 100644 --- a/arch/arm/dts/stm32f746.dtsi +++ b/arch/arm/dts/stm32f746.dtsi @@ -114,6 +114,117 @@ u-boot,dm-pre-reloc; pins-are-numbered;
+ gpioa: gpio@40020000 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x0 0x400>; + clocks = <&rcc 0 0>; + st,bank-name = "GPIOA"; + u-boot,dm-pre-reloc; + }; + + gpiob: gpio@40020400 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x400 0x400>; + clocks = <&rcc 0 1>; + st,bank-name = "GPIOB"; + u-boot,dm-pre-reloc; + }; + + + gpioc: gpio@40020800 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x800 0x400>; + clocks = <&rcc 0 2>; + st,bank-name = "GPIOC"; + u-boot,dm-pre-reloc; + }; + + gpiod: gpio@40020c00 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0xc00 0x400>; + clocks = <&rcc 0 3>; + st,bank-name = "GPIOD"; + u-boot,dm-pre-reloc; + }; + + gpioe: gpio@40021000 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x1000 0x400>; + clocks = <&rcc 0 4>; + st,bank-name = "GPIOE"; + u-boot,dm-pre-reloc; + }; + + gpiof: gpio@40021400 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x1400 0x400>; + clocks = <&rcc 0 5>; + st,bank-name = "GPIOF"; + u-boot,dm-pre-reloc; + }; + + gpiog: gpio@40021800 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x1800 0x400>; + clocks = <&rcc 0 6>; + st,bank-name = "GPIOG"; + u-boot,dm-pre-reloc; + }; + + gpioh: gpio@40021c00 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x1c00 0x400>; + clocks = <&rcc 0 7>; + st,bank-name = "GPIOH"; + u-boot,dm-pre-reloc; + }; + + gpioi: gpio@40022000 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x2000 0x400>; + clocks = <&rcc 0 8>; + st,bank-name = "GPIOI"; + u-boot,dm-pre-reloc; + }; + + gpioj: gpio@40022400 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x2400 0x400>; + clocks = <&rcc 0 9>; + st,bank-name = "GPIOJ"; + u-boot,dm-pre-reloc; + }; + + gpiok: gpio@40022800 { + gpio-controller; + #gpio-cells = <2>; + compatible = "st,stm32-gpio"; + reg = <0x2800 0x400>; + clocks = <&rcc 0 10>; + st,bank-name = "GPIOK"; + u-boot,dm-pre-reloc; + }; + usart1_pins_a: usart1@0 { pins1 { pinmux = <STM32F746_PA9_FUNC_USART1_TX>;