This patch set each gpio controller as a interrupt controller. User who wants to use gpio as interrupt will have choice to use either "gpiolib" interface or "common" interrupt interface. Signed-off-by: Alexandre TORGUE <alexandre.torgue@xxxxxx> diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi index ee0da97..12c6b70 100644 --- a/arch/arm/boot/dts/stm32f429.dtsi +++ b/arch/arm/boot/dts/stm32f429.dtsi @@ -555,6 +555,8 @@ gpioa: gpio@40020000 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x0 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOA)>; st,bank-name = "GPIOA"; @@ -563,6 +565,8 @@ gpiob: gpio@40020400 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x400 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOB)>; st,bank-name = "GPIOB"; @@ -571,6 +575,8 @@ gpioc: gpio@40020800 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x800 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOC)>; st,bank-name = "GPIOC"; @@ -579,6 +585,8 @@ gpiod: gpio@40020c00 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0xc00 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOD)>; st,bank-name = "GPIOD"; @@ -587,6 +595,8 @@ gpioe: gpio@40021000 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1000 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOE)>; st,bank-name = "GPIOE"; @@ -595,6 +605,8 @@ gpiof: gpio@40021400 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1400 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOF)>; st,bank-name = "GPIOF"; @@ -603,6 +615,8 @@ gpiog: gpio@40021800 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1800 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOG)>; st,bank-name = "GPIOG"; @@ -611,6 +625,8 @@ gpioh: gpio@40021c00 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1c00 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOH)>; st,bank-name = "GPIOH"; @@ -619,6 +635,8 @@ gpioi: gpio@40022000 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x2000 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOI)>; st,bank-name = "GPIOI"; @@ -627,6 +645,8 @@ gpioj: gpio@40022400 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x2400 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOJ)>; st,bank-name = "GPIOJ"; @@ -635,6 +655,8 @@ gpiok: gpio@40022800 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x2800 0x400>; clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOK)>; st,bank-name = "GPIOK"; diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi index f321ffe..8f2525f 100644 --- a/arch/arm/boot/dts/stm32f746.dtsi +++ b/arch/arm/boot/dts/stm32f746.dtsi @@ -190,6 +190,8 @@ gpioa: gpio@40020000 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x0 0x400>; clocks = <&rcc 0 256>; st,bank-name = "GPIOA"; @@ -198,6 +200,8 @@ gpiob: gpio@40020400 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x400 0x400>; clocks = <&rcc 0 257>; st,bank-name = "GPIOB"; @@ -206,6 +210,8 @@ gpioc: gpio@40020800 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x800 0x400>; clocks = <&rcc 0 258>; st,bank-name = "GPIOC"; @@ -214,6 +220,8 @@ gpiod: gpio@40020c00 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0xc00 0x400>; clocks = <&rcc 0 259>; st,bank-name = "GPIOD"; @@ -222,6 +230,8 @@ gpioe: gpio@40021000 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1000 0x400>; clocks = <&rcc 0 260>; st,bank-name = "GPIOE"; @@ -230,6 +240,8 @@ gpiof: gpio@40021400 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1400 0x400>; clocks = <&rcc 0 261>; st,bank-name = "GPIOF"; @@ -238,6 +250,8 @@ gpiog: gpio@40021800 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1800 0x400>; clocks = <&rcc 0 262>; st,bank-name = "GPIOG"; @@ -246,6 +260,8 @@ gpioh: gpio@40021c00 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x1c00 0x400>; clocks = <&rcc 0 263>; st,bank-name = "GPIOH"; @@ -254,6 +270,8 @@ gpioi: gpio@40022000 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x2000 0x400>; clocks = <&rcc 0 264>; st,bank-name = "GPIOI"; @@ -262,6 +280,8 @@ gpioj: gpio@40022400 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x2400 0x400>; clocks = <&rcc 0 265>; st,bank-name = "GPIOJ"; @@ -270,6 +290,8 @@ gpiok: gpio@40022800 { gpio-controller; #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; reg = <0x2800 0x400>; clocks = <&rcc 0 266>; st,bank-name = "GPIOK"; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html