@@ -195,7 +195,12 @@ static void omap2_mbox_disable_irq(struct omap_mbox *mbox,
struct omap_mbox2_priv *p = (struct omap_mbox2_priv *)mbox->priv;
u32 l, bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit;
l = mbox_read_reg(p->irqdisable);
- l &= ~bit;
+
+ if (mbox->rev == OMAP_MBOX_IP_VERSION_2)
+ l |= bit;
+ else
+ l &= ~bit;
+
mbox_write_reg(l, p->irqdisable);
}
@@ -20,6 +20,9 @@ typedef int __bitwise omap_mbox_type_t;
#define OMAP_MBOX_TYPE1 ((__force omap_mbox_type_t) 1)
#define OMAP_MBOX_TYPE2 ((__force omap_mbox_type_t) 2)
+#define OMAP_MBOX_IP_LEGACY 0x1
+#define OMAP_MBOX_IP_VERSION_2 0x2
+
struct omap_mbox_ops {
omap_mbox_type_t type;
int (*startup)(struct omap_mbox *mbox);
@@ -58,6 +61,7 @@ struct omap_mbox {
struct omap_mbox_ops *ops;
struct device *dev;
void *priv;
+ int rev;
};
int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg);
@@ -358,6 +358,10 @@ int omap_mbox_register(struct device *parent, struct omap_mbox **list)
ret = PTR_ERR(mbox->dev);
goto err_out;
}
+ if (cpu_is_omap44xx())
+ mbox->rev = OMAP_MBOX_IP_VERSION_2;
+ else
+ mbox->rev = OMAP_MBOX_IP_LEGACY;
}
return 0;