1 files changed, 29 insertions, 33 deletions

diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
index 79283e6c1d8f..f83ff8a68f35 100644
--- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
@@ -52,42 +52,38 @@ static int __init sh7619_devices_setup(void)
 }
 __initcall(sh7619_devices_setup);
 
-#define INTC_IPRC      0xf8080000UL
-#define INTC_IPRD      0xf8080002UL
-
-#define CMI0_IRQ       86
-
-#define SCIF0_ERI_IRQ  88
-#define SCIF0_RXI_IRQ  89
-#define SCIF0_BRI_IRQ  90
-#define SCIF0_TXI_IRQ  91
-
-#define SCIF1_ERI_IRQ  92
-#define SCIF1_RXI_IRQ  93
-#define SCIF1_BRI_IRQ  94
-#define SCIF1_TXI_IRQ  95
-
-#define SCIF2_BRI_IRQ  96
-#define SCIF2_ERI_IRQ  97
-#define SCIF2_RXI_IRQ  98
-#define SCIF2_TXI_IRQ  99
-
 static struct ipr_data sh7619_ipr_map[] = {
-        { CMI0_IRQ,      INTC_IPRC, 1, 2 },
-        { SCIF0_ERI_IRQ, INTC_IPRD, 3, 3 },
-        { SCIF0_RXI_IRQ, INTC_IPRD, 3, 3 },
-        { SCIF0_BRI_IRQ, INTC_IPRD, 3, 3 },
-        { SCIF0_TXI_IRQ, INTC_IPRD, 3, 3 },
-        { SCIF1_ERI_IRQ, INTC_IPRD, 2, 3 },
-        { SCIF1_RXI_IRQ, INTC_IPRD, 2, 3 },
-        { SCIF1_BRI_IRQ, INTC_IPRD, 2, 3 },
-        { SCIF1_TXI_IRQ, INTC_IPRD, 2, 3 },
-        { SCIF2_ERI_IRQ, INTC_IPRD, 1, 3 },
-        { SCIF2_RXI_IRQ, INTC_IPRD, 1, 3 },
-        { SCIF2_BRI_IRQ, INTC_IPRD, 1, 3 },
-        { SCIF2_TXI_IRQ, INTC_IPRD, 1, 3 },
+        { 86, 0,  4, 2 },       /* CMI0 */
+        { 88, 1, 12, 3 },       /* SCIF0_ERI */
+        { 89, 1, 12, 3 },       /* SCIF0_RXI */
+        { 90, 1, 12, 3 },       /* SCIF0_BRI */
+        { 91, 1, 12, 3 },       /* SCIF0_TXI */
+        { 92, 1,  8, 3 },       /* SCIF1_ERI */
+        { 93, 1,  8, 3 },       /* SCIF1_RXI */
+        { 94, 1,  8, 3 },       /* SCIF1_BRI */
+        { 95, 1,  8, 3 },       /* SCIF1_TXI */
+        { 96, 1,  4, 3 },       /* SCIF2_ERI */
+        { 97, 1,  4, 3 },       /* SCIF2_RXI */
+        { 98, 1,  4, 3 },       /* SCIF2_BRI */
+        { 99, 1,  4, 3 },       /* SCIF2_TXI */
 };
 
+static unsigned int ipr_offsets[] = {
+        0xf8080000,     /* IPRC */
+        0xf8080002,     /* IPRD */
+        0xf8080004,     /* IPRE */
+        0xf8080006,     /* IPRF */
+        0xf8080008,     /* IPRG */
+};
+
+/* given the IPR index return the address of the IPR register */
+unsigned int map_ipridx_to_addr(int idx)
+{
+        if (unlikely(idx >= ARRAY_SIZE(ipr_offsets)))
+                return 0;
+        return ipr_offsets[idx];
+}
+
 void __init init_IRQ_ipr(void)
 {
         make_ipr_irq(sh7619_ipr_map, ARRAY_SIZE(sh7619_ipr_map));