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Diffstat (limited to 'arch/sh/kernel/cpu/sh4a/setup-sh7722.c')
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7722.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
new file mode 100644
index 000000000000..1143fbf65faf
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -0,0 +1,80 @@
+/*
+ * SH7722 Setup
+ *
+ * Copyright (C) 2006 Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <asm/sci.h>
+
+static struct plat_sci_port sci_platform_data[] = {
+ {
+ .mapbase = 0xffe00000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .type = PORT_SCIF,
+ .irqs = { 80, 81, 83, 82 },
+ }, {
+ .flags = 0,
+ }
+};
+
+static struct platform_device sci_device = {
+ .name = "sh-sci",
+ .id = -1,
+ .dev = {
+ .platform_data = sci_platform_data,
+ },
+};
+
+static struct platform_device *sh7722_devices[] __initdata = {
+ &sci_device,
+};
+
+static int __init sh7722_devices_setup(void)
+{
+ return platform_add_devices(sh7722_devices,
+ ARRAY_SIZE(sh7722_devices));
+}
+__initcall(sh7722_devices_setup);
+
+static struct ipr_data sh7722_ipr_map[] = {
+ /* IRQ, IPR-idx, shift, prio */
+ { 16, 0, 12, 2 }, /* TMU0 */
+ { 17, 0, 8, 2 }, /* TMU1 */
+ { 80, 6, 12, 3 }, /* SCIF ERI */
+ { 81, 6, 12, 3 }, /* SCIF RXI */
+ { 82, 6, 12, 3 }, /* SCIF BRI */
+ { 83, 6, 12, 3 }, /* SCIF TXI */
+};
+
+static unsigned long ipr_offsets[] = {
+ 0xa4080000, /* 0: IPRA */
+ 0xa4080004, /* 1: IPRB */
+ 0xa4080008, /* 2: IPRC */
+ 0xa408000c, /* 3: IPRD */
+ 0xa4080010, /* 4: IPRE */
+ 0xa4080014, /* 5: IPRF */
+ 0xa4080018, /* 6: IPRG */
+ 0xa408001c, /* 7: IPRH */
+ 0xa4080020, /* 8: IPRI */
+ 0xa4080024, /* 9: IPRJ */
+ 0xa4080028, /* 10: IPRK */
+ 0xa408002c, /* 11: IPRL */
+};
+
+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(sh7722_ipr_map, ARRAY_SIZE(sh7722_ipr_map));
+}