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-rw-r--r--arch/sh/include/asm/sh_keysc.h1
-rw-r--r--drivers/input/keyboard/sh_keysc.c3
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/include/asm/sh_keysc.h b/arch/sh/include/asm/sh_keysc.h
index b5a4dd5a972..4a65b1e40ea 100644
--- a/arch/sh/include/asm/sh_keysc.h
+++ b/arch/sh/include/asm/sh_keysc.h
@@ -7,6 +7,7 @@ struct sh_keysc_info {
enum { SH_KEYSC_MODE_1, SH_KEYSC_MODE_2, SH_KEYSC_MODE_3 } mode;
int scan_timing; /* 0 -> 7, see KYCR1, SCN[2:0] */
int delay;
+ int kycr2_delay;
int keycodes[SH_KEYSC_MAXKEYS];
};
diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c
index cea70e6a103..68fd502fcfe 100644
--- a/drivers/input/keyboard/sh_keysc.c
+++ b/drivers/input/keyboard/sh_keysc.c
@@ -80,6 +80,9 @@ static irqreturn_t sh_keysc_isr(int irq, void *dev_id)
iowrite16(KYCR2_IRQ_LEVEL | (keyin_set << 8),
priv->iomem_base + KYCR2_OFFS);
+ if (pdata->kycr2_delay)
+ udelay(pdata->kycr2_delay);
+
keys ^= ~0;
keys &= (1 << (sh_keysc_mode[pdata->mode].keyin *
sh_keysc_mode[pdata->mode].keyout)) - 1;