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authorMagnus Damm <damm@igel.co.jp>2007-08-17 00:53:07 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-09-21 11:57:50 +0900
commit0dc3fc04dd0251aa95b49ca7048e9e8f24291166 (patch)
tree549dc99c3b7548738b02657415c7c5988630da4a /arch/sh/kernel/cpu/sh2
parentc4773bc2a011efa9abe2027f6959106d6f911889 (diff)
sh: intc - add support for sh7619
This patch converts the cpu specific interrupt setup code for sh7619 from ipr to intc. New vectors are also added to match the information provided by the datasheet. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu/sh2')
-rw-r--r--arch/sh/kernel/cpu/sh2/setup-sh7619.c93
1 files changed, 56 insertions, 37 deletions
diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
index a979b981e6a3..ec6adc3f306f 100644
--- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
@@ -12,6 +12,61 @@
#include <linux/serial.h>
#include <asm/sci.h>
+enum {
+ UNUSED = 0,
+
+ /* interrupt sources */
+ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
+ WDT, EDMAC, CMT0, CMT1,
+ SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI,
+ SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI,
+ SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI,
+ HIF_HIFI, HIF_HIFBI,
+ DMAC0, DMAC1, DMAC2, DMAC3,
+ SIOF,
+
+ /* interrupt groups */
+ SCIF0, SCIF1, SCIF2,
+};
+
+static struct intc_vect vectors[] __initdata = {
+ INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
+ INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
+ INTC_IRQ(IRQ4, 80), INTC_IRQ(IRQ5, 81),
+ INTC_IRQ(IRQ6, 82), INTC_IRQ(IRQ7, 83),
+ INTC_IRQ(WDT, 84), INTC_IRQ(EDMAC, 85),
+ INTC_IRQ(CMT0, 86), INTC_IRQ(CMT1, 87),
+ INTC_IRQ(SCIF0_ERI, 88), INTC_IRQ(SCIF0_RXI, 89),
+ INTC_IRQ(SCIF0_BRI, 90), INTC_IRQ(SCIF0_TXI, 91),
+ INTC_IRQ(SCIF1_ERI, 92), INTC_IRQ(SCIF1_RXI, 93),
+ INTC_IRQ(SCIF1_BRI, 94), INTC_IRQ(SCIF1_TXI, 95),
+ INTC_IRQ(SCIF2_ERI, 96), INTC_IRQ(SCIF2_RXI, 97),
+ INTC_IRQ(SCIF2_BRI, 98), INTC_IRQ(SCIF2_TXI, 99),
+ INTC_IRQ(HIF_HIFI, 100), INTC_IRQ(HIF_HIFBI, 101),
+ INTC_IRQ(DMAC0, 104), INTC_IRQ(DMAC1, 105),
+ INTC_IRQ(DMAC2, 106), INTC_IRQ(DMAC3, 107),
+ INTC_IRQ(SIOF, 108),
+};
+
+static struct intc_group groups[] __initdata = {
+ INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
+ INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
+ INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI),
+};
+
+static struct intc_prio_reg prio_registers[] __initdata = {
+ { 0xf8140006, 0, 16, 4, /* IPRA */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
+ { 0xf8140008, 0, 16, 4, /* IPRB */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
+ { 0xf8080000, 0, 16, 4, /* IPRC */ { WDT, EDMAC, CMT0, CMT1 } },
+ { 0xf8080002, 0, 16, 4, /* IPRD */ { SCIF0, SCIF1, SCIF2 } },
+ { 0xf8080004, 0, 16, 4, /* IPRE */ { HIF_HIFI, HIF_HIFBI } },
+ { 0xf8080006, 0, 16, 4, /* IPRF */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
+ { 0xf8080008, 0, 16, 4, /* IPRG */ { SIOF } },
+};
+
+static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, groups,
+ NULL, NULL, prio_registers, NULL);
+
static struct plat_sci_port sci_platform_data[] = {
{
.mapbase = 0xf8400000,
@@ -52,43 +107,7 @@ static int __init sh7619_devices_setup(void)
}
__initcall(sh7619_devices_setup);
-static struct ipr_data ipr_irq_table[] = {
- { 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 long ipr_offsets[] = {
- 0xf8080000, /* IPRC */
- 0xf8080002, /* IPRD */
- 0xf8080004, /* IPRE */
- 0xf8080006, /* IPRF */
- 0xf8080008, /* IPRG */
-};
-
-static struct ipr_desc ipr_irq_desc = {
- .ipr_offsets = ipr_offsets,
- .nr_offsets = ARRAY_SIZE(ipr_offsets),
-
- .ipr_data = ipr_irq_table,
- .nr_irqs = ARRAY_SIZE(ipr_irq_table),
-
- .chip = {
- .name = "IPR-sh7619",
- },
-};
-
void __init plat_irq_setup(void)
{
- register_ipr_controller(&ipr_irq_desc);
+ register_intc_controller(&intc_desc);
}