diff options
| author | Andrew Bresticker <abrestic@chromium.org> | 2014-09-18 14:47:21 -0700 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-11-24 07:44:55 +0100 |
| commit | 95150ae8b330b26e93ed4a0d6e16cd597a12e13d (patch) | |
| tree | 046abaef4df7d0f6f96660794da1620557bc0427 /arch/mips | |
| parent | 5561c9e467a91c99ae1d0714e78ad26a2d14c744 (diff) | |
irqchip: mips-gic: Implement irq_set_type callback
Implement an irq_set_type callback for the GIC which is used to set
the polarity and trigger type of GIC interrupts.
Signed-off-by: Andrew Bresticker <abrestic@chromium.org>
Acked-by: Jason Cooper <jason@lakedaemon.net>
Reviewed-by: Qais Yousef <qais.yousef@imgtec.com>
Tested-by: Qais Yousef <qais.yousef@imgtec.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jeffrey Deans <jeffrey.deans@imgtec.com>
Cc: Markos Chandras <markos.chandras@imgtec.com>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Jonas Gorski <jogo@openwrt.org>
Cc: John Crispin <blogic@openwrt.org>
Cc: David Daney <ddaney.cavm@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/7810/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/gic.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h index 1bf7985f9435..662b56719263 100644 --- a/arch/mips/include/asm/gic.h +++ b/arch/mips/include/asm/gic.h @@ -23,6 +23,8 @@ #define GIC_POL_NEG 0 #define GIC_TRIG_EDGE 1 #define GIC_TRIG_LEVEL 0 +#define GIC_TRIG_DUAL_ENABLE 1 +#define GIC_TRIG_DUAL_DISABLE 0 #define MSK(n) ((1 << (n)) - 1) #define REG32(addr) (*(volatile unsigned int *) (addr)) @@ -179,6 +181,13 @@ GIC_INTR_OFS(intr)), (1 << GIC_INTR_BIT(intr)), \ (trig) << GIC_INTR_BIT(intr)) +/* Dual edge triggering : Reset Value is always 0 */ +#define GIC_SH_SET_DUAL_OFS 0x0200 +#define GIC_SET_DUAL(intr, dual) \ + GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_DUAL_OFS + \ + GIC_INTR_OFS(intr)), (1 << GIC_INTR_BIT(intr)), \ + (dual) << GIC_INTR_BIT(intr)) + /* Mask manipulation */ #define GIC_SH_SMASK_OFS 0x0380 #define GIC_SET_INTR_MASK(intr) \ |