From patchwork Wed Feb 13 21:33:11 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [2/9] ARM: dt: add header to define IRQ flags From: Stephen Warren X-Patchwork-Id: 220255 Message-Id: <1360791198-29462-3-git-send-email-swarren@wwwdotorg.org> To: Grant Likely , Rob Herring , Olof Johansson , Arnd Bergmann Cc: devicetree-discuss@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, Stephen Warren Date: Wed, 13 Feb 2013 14:33:11 -0700 From: Stephen Warren Many IRQ device tree bindings use the same flags. Create a header to define those. Signed-off-by: Stephen Warren --- arch/arm/boot/dts/irq.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 arch/arm/boot/dts/irq.h diff --git a/arch/arm/boot/dts/irq.h b/arch/arm/boot/dts/irq.h new file mode 100644 index 0000000..165d039 --- /dev/null +++ b/arch/arm/boot/dts/irq.h @@ -0,0 +1,14 @@ +/* + * 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. + */ + +#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