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authorIngo Molnar <mingo@elte.hu>2008-07-28 23:32:00 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-28 23:32:00 +0200
commit9e3ee1c39c0cc71222f9980ccbf87fe072897eef (patch)
tree99462000e6f0d4f907cb2fc690f19d4d441ba0f3 /arch/sh/boards/renesas/sh7763rdp/irq.c
parente56b3bc7942982ac2589c942fb345e38bc7a341a (diff)
parentf934fb19ef34730263e6afc01e8ec27a8a71470f (diff)
downloadlwn-9e3ee1c39c0cc71222f9980ccbf87fe072897eef.tar.gz
lwn-9e3ee1c39c0cc71222f9980ccbf87fe072897eef.zip
Merge branch 'linus' into cpus4096
Conflicts: kernel/stop_machine.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/boards/renesas/sh7763rdp/irq.c')
-rw-r--r--arch/sh/boards/renesas/sh7763rdp/irq.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/sh/boards/renesas/sh7763rdp/irq.c b/arch/sh/boards/renesas/sh7763rdp/irq.c
new file mode 100644
index 000000000000..fd850bad2dec
--- /dev/null
+++ b/arch/sh/boards/renesas/sh7763rdp/irq.c
@@ -0,0 +1,45 @@
+/*
+ * linux/arch/sh/boards/renesas/sh7763rdp/irq.c
+ *
+ * Renesas Solutions SH7763RDP Support.
+ *
+ * Copyright (C) 2008 Renesas Solutions Corp.
+ * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
+ *
+ * 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/init.h>
+#include <linux/irq.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/sh7763rdp.h>
+
+#define INTC_BASE (0xFFD00000)
+#define INTC_INT2PRI7 (INTC_BASE+0x4001C)
+#define INTC_INT2MSKCR (INTC_BASE+0x4003C)
+#define INTC_INT2MSKCR1 (INTC_BASE+0x400D4)
+
+/*
+ * Initialize IRQ setting
+ */
+void __init init_sh7763rdp_IRQ(void)
+{
+ /* GPIO enabled */
+ ctrl_outl(1 << 25, INTC_INT2MSKCR);
+
+ /* enable GPIO interrupts */
+ ctrl_outl((ctrl_inl(INTC_INT2PRI7) & 0xFF00FFFF) | 0x000F0000,
+ INTC_INT2PRI7);
+
+ /* USBH enabled */
+ ctrl_outl(1 << 17, INTC_INT2MSKCR1);
+
+ /* GETHER enabled */
+ ctrl_outl(1 << 16, INTC_INT2MSKCR1);
+
+ /* DMAC enabled */
+ ctrl_outl(1 << 8, INTC_INT2MSKCR);
+}