These files are taken from Linux 3.14.
Signed-off-by: Simon Glass sjg@chromium.org Acked-by: Stephen Warren swarren@nvidia.com ---
Changes in v4: - Remove 64-bit addresses which are not used in U-Boot
Changes in v3: - Bring in GPIO bindings for tegra{30,114,124} also
Changes in v2: - Add new patch to bring in Tegra device tree files from linux
arch/arm/dts/tegra114.dtsi | 21 +++++---- arch/arm/dts/tegra124.dtsi | 19 ++++---- arch/arm/dts/tegra20.dtsi | 15 ++++++- arch/arm/dts/tegra30.dtsi | 21 +++++---- include/dt-bindings/gpio/gpio.h | 15 +++++++ include/dt-bindings/gpio/tegra-gpio.h | 51 ++++++++++++++++++++++ include/dt-bindings/interrupt-controller/arm-gic.h | 22 ++++++++++ include/dt-bindings/interrupt-controller/irq.h | 19 ++++++++ 8 files changed, 155 insertions(+), 28 deletions(-) create mode 100644 include/dt-bindings/gpio/gpio.h create mode 100644 include/dt-bindings/gpio/tegra-gpio.h create mode 100644 include/dt-bindings/interrupt-controller/arm-gic.h create mode 100644 include/dt-bindings/interrupt-controller/irq.h
diff --git a/arch/arm/dts/tegra114.dtsi b/arch/arm/dts/tegra114.dtsi index f52fcf1..59434e0 100644 --- a/arch/arm/dts/tegra114.dtsi +++ b/arch/arm/dts/tegra114.dtsi @@ -1,3 +1,6 @@ +#include <dt-bindings/gpio/tegra-gpio.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + #include "skeleton.dtsi"
/ { @@ -46,17 +49,17 @@ 0 143 0x04>; };
- gpio: gpio { + gpio: gpio@6000d000 { compatible = "nvidia,tegra114-gpio", "nvidia,tegra30-gpio"; reg = <0x6000d000 0x1000>; - interrupts = <0 32 0x04 - 0 33 0x04 - 0 34 0x04 - 0 35 0x04 - 0 55 0x04 - 0 87 0x04 - 0 89 0x04 - 0 125 0x04>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; gpio-controller; #interrupt-cells = <2>; diff --git a/arch/arm/dts/tegra124.dtsi b/arch/arm/dts/tegra124.dtsi index 18a8b24..4561c5f 100644 --- a/arch/arm/dts/tegra124.dtsi +++ b/arch/arm/dts/tegra124.dtsi @@ -1,3 +1,6 @@ +#include <dt-bindings/gpio/tegra-gpio.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + #include "skeleton.dtsi"
/ { @@ -49,14 +52,14 @@ gpio: gpio@6000d000 { compatible = "nvidia,tegra124-gpio", "nvidia,tegra30-gpio"; reg = <0x6000d000 0x1000>; - interrupts = <0 32 0x04 - 0 33 0x04 - 0 34 0x04 - 0 35 0x04 - 0 55 0x04 - 0 87 0x04 - 0 89 0x04 - 0 125 0x04>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; gpio-controller; #interrupt-cells = <2>; diff --git a/arch/arm/dts/tegra20.dtsi b/arch/arm/dts/tegra20.dtsi index 3805750..a524f6e 100644 --- a/arch/arm/dts/tegra20.dtsi +++ b/arch/arm/dts/tegra20.dtsi @@ -1,3 +1,6 @@ +#include <dt-bindings/gpio/tegra-gpio.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + #include "skeleton.dtsi"
/ { @@ -139,10 +142,18 @@
gpio: gpio@6000d000 { compatible = "nvidia,tegra20-gpio"; - reg = < 0x6000d000 0x1000 >; - interrupts = < 64 65 66 67 87 119 121 >; + reg = <0x6000d000 0x1000>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; gpio-controller; + #interrupt-cells = <2>; + interrupt-controller; };
pinmux: pinmux@70000000 { diff --git a/arch/arm/dts/tegra30.dtsi b/arch/arm/dts/tegra30.dtsi index fee1c36..7be3791 100644 --- a/arch/arm/dts/tegra30.dtsi +++ b/arch/arm/dts/tegra30.dtsi @@ -1,3 +1,6 @@ +#include <dt-bindings/gpio/tegra-gpio.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + #include "skeleton.dtsi"
/ { @@ -47,17 +50,17 @@ clocks = <&tegra_car 34>; };
- gpio: gpio { + gpio: gpio@6000d000 { compatible = "nvidia,tegra30-gpio"; reg = <0x6000d000 0x1000>; - interrupts = <0 32 0x04 - 0 33 0x04 - 0 34 0x04 - 0 35 0x04 - 0 55 0x04 - 0 87 0x04 - 0 89 0x04 - 0 125 0x04>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>; #gpio-cells = <2>; gpio-controller; #interrupt-cells = <2>; diff --git a/include/dt-bindings/gpio/gpio.h b/include/dt-bindings/gpio/gpio.h new file mode 100644 index 0000000..e6b1e0a --- /dev/null +++ b/include/dt-bindings/gpio/gpio.h @@ -0,0 +1,15 @@ +/* + * This header provides constants for most GPIO bindings. + * + * Most GPIO bindings include a flags cell as part of the GPIO specifier. + * In most cases, the format of the flags cell uses the standard values + * defined in this header. + */ + +#ifndef _DT_BINDINGS_GPIO_GPIO_H +#define _DT_BINDINGS_GPIO_GPIO_H + +#define GPIO_ACTIVE_HIGH 0 +#define GPIO_ACTIVE_LOW 1 + +#endif diff --git a/include/dt-bindings/gpio/tegra-gpio.h b/include/dt-bindings/gpio/tegra-gpio.h new file mode 100644 index 0000000..197dc28 --- /dev/null +++ b/include/dt-bindings/gpio/tegra-gpio.h @@ -0,0 +1,51 @@ +/* + * This header provides constants for binding nvidia,tegra*-gpio. + * + * The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below + * provide names for this. + * + * The second cell contains standard flag values specified in gpio.h. + */ + +#ifndef _DT_BINDINGS_GPIO_TEGRA_GPIO_H +#define _DT_BINDINGS_GPIO_TEGRA_GPIO_H + +#include <dt-bindings/gpio/gpio.h> + +#define TEGRA_GPIO_BANK_ID_A 0 +#define TEGRA_GPIO_BANK_ID_B 1 +#define TEGRA_GPIO_BANK_ID_C 2 +#define TEGRA_GPIO_BANK_ID_D 3 +#define TEGRA_GPIO_BANK_ID_E 4 +#define TEGRA_GPIO_BANK_ID_F 5 +#define TEGRA_GPIO_BANK_ID_G 6 +#define TEGRA_GPIO_BANK_ID_H 7 +#define TEGRA_GPIO_BANK_ID_I 8 +#define TEGRA_GPIO_BANK_ID_J 9 +#define TEGRA_GPIO_BANK_ID_K 10 +#define TEGRA_GPIO_BANK_ID_L 11 +#define TEGRA_GPIO_BANK_ID_M 12 +#define TEGRA_GPIO_BANK_ID_N 13 +#define TEGRA_GPIO_BANK_ID_O 14 +#define TEGRA_GPIO_BANK_ID_P 15 +#define TEGRA_GPIO_BANK_ID_Q 16 +#define TEGRA_GPIO_BANK_ID_R 17 +#define TEGRA_GPIO_BANK_ID_S 18 +#define TEGRA_GPIO_BANK_ID_T 19 +#define TEGRA_GPIO_BANK_ID_U 20 +#define TEGRA_GPIO_BANK_ID_V 21 +#define TEGRA_GPIO_BANK_ID_W 22 +#define TEGRA_GPIO_BANK_ID_X 23 +#define TEGRA_GPIO_BANK_ID_Y 24 +#define TEGRA_GPIO_BANK_ID_Z 25 +#define TEGRA_GPIO_BANK_ID_AA 26 +#define TEGRA_GPIO_BANK_ID_BB 27 +#define TEGRA_GPIO_BANK_ID_CC 28 +#define TEGRA_GPIO_BANK_ID_DD 29 +#define TEGRA_GPIO_BANK_ID_EE 30 +#define TEGRA_GPIO_BANK_ID_FF 31 + +#define TEGRA_GPIO(bank, offset) \ + ((TEGRA_GPIO_BANK_ID_##bank * 8) + offset) + +#endif diff --git a/include/dt-bindings/interrupt-controller/arm-gic.h b/include/dt-bindings/interrupt-controller/arm-gic.h new file mode 100644 index 0000000..1ea1b70 --- /dev/null +++ b/include/dt-bindings/interrupt-controller/arm-gic.h @@ -0,0 +1,22 @@ +/* + * This header provides constants for the ARM GIC. + */ + +#ifndef _DT_BINDINGS_INTERRUPT_CONTROLLER_ARM_GIC_H +#define _DT_BINDINGS_INTERRUPT_CONTROLLER_ARM_GIC_H + +#include <dt-bindings/interrupt-controller/irq.h> + +/* interrupt specific cell 0 */ + +#define GIC_SPI 0 +#define GIC_PPI 1 + +/* + * Interrupt specifier cell 2. + * The flaggs in irq.h are valid, plus those below. + */ +#define GIC_CPU_MASK_RAW(x) ((x) << 8) +#define GIC_CPU_MASK_SIMPLE(num) GIC_CPU_MASK_RAW((1 << (num)) - 1) + +#endif diff --git a/include/dt-bindings/interrupt-controller/irq.h b/include/dt-bindings/interrupt-controller/irq.h new file mode 100644 index 0000000..33a1003 --- /dev/null +++ b/include/dt-bindings/interrupt-controller/irq.h @@ -0,0 +1,19 @@ +/* + * This header provides constants for most IRQ bindings. + * + * Most IRQ bindings include a flags cell as part of the IRQ specifier. + * In most cases, the format of the flags cell uses the standard values + * defined in this header. + */ + +#ifndef _DT_BINDINGS_INTERRUPT_CONTROLLER_IRQ_H +#define _DT_BINDINGS_INTERRUPT_CONTROLLER_IRQ_H + +#define IRQ_TYPE_NONE 0 +#define IRQ_TYPE_EDGE_RISING 1 +#define IRQ_TYPE_EDGE_FALLING 2 +#define IRQ_TYPE_EDGE_BOTH (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING) +#define IRQ_TYPE_LEVEL_HIGH 4 +#define IRQ_TYPE_LEVEL_LOW 8 + +#endif