Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (124 commits)
  sh: allow building for both r2d boards in same binary.
  sh: fix r2d board detection
  sh: Discard .exit.text/.exit.data at runtime.
  sh: Fix up some section alignments in linker script.
  sh: Fix SH-4 DMAC CHCR masking.
  sh: Rip out left-over nommu cond syscall cruft.
  sh: Make kgdb i-cache flushing less inept.
  sh: kgdb section mismatches and tidying.
  sh: cleanup struct irqaction initializers.
  sh: early_printk tidying.
  video: pvr2fb: Add TV (RGB) support to Dreamcast PVR driver.
  sh: Conditionalize gUSA support.
  sh: Follow gUSA preempt changes in __switch_to().
  sh: Tidy up gUSA preempt handling.
  sh: __copy_user() optimizations for small copies.
  sh: clkfwk: Support multi-level clock propagation.
  sh: Fix URAM start address on SH7785.
  sh: Use boot_cpu_data for CPU probe.
  sh: Support extended mode TLB on SH-X3.
  sh: Bump MAX_ACTIVE_REGIONS for SH7785.
  ...

5 files changed, 165 insertions, 23 deletions

diff --git a/arch/sh/boards/renesas/r7780rp/Makefile b/arch/sh/boards/renesas/r7780rp/Makefile
index b1d20af..dd26182 100644
--- a/arch/sh/boards/renesas/r7780rp/Makefile
+++ b/arch/sh/boards/renesas/r7780rp/Makefile
@@ -1,9 +1,10 @@
 #
 # Makefile for the R7780RP-1 specific parts of the kernel
 #
-irqinit-y			:= irq-r7780rp.o
+irqinit-$(CONFIG_SH_R7780MP)	:= irq-r7780mp.o
 irqinit-$(CONFIG_SH_R7785RP)	:= irq-r7785rp.o
-obj-y				:= setup.o irq.o $(irqinit-y)
+irqinit-$(CONFIG_SH_R7780RP)	:= irq-r7780rp.o irq.o
+obj-y				:= setup.o $(irqinit-y)
 
 ifneq ($(CONFIG_SH_R7785RP),y)
 obj-$(CONFIG_PUSH_SWITCH)	+= psw.o
diff --git a/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c b/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c
new file mode 100644
index 0000000..59b47fe
--- /dev/null
+++ b/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c
@@ -0,0 +1,61 @@
+/*
+ * Renesas Solutions Highlander R7780MP Support.
+ *
+ * Copyright (C) 2002  Atom Create Engineering Co., Ltd.
+ * Copyright (C) 2006  Paul Mundt
+ * Copyright (C) 2007  Magnus Damm
+ *
+ * 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 <linux/io.h>
+#include <asm/r7780rp.h>
+
+enum {
+	UNUSED = 0,
+
+	/* board specific interrupt sources */
+	AX88796,          /* Ethernet controller */
+	CF,               /* Compact Flash */
+	PSW,              /* Push Switch */
+	EXT1,             /* EXT1n IRQ */
+	EXT4,             /* EXT4n IRQ */
+};
+
+static struct intc_vect vectors[] __initdata = {
+	INTC_IRQ(CF, IRQ_CF),
+	INTC_IRQ(PSW, IRQ_PSW),
+	INTC_IRQ(AX88796, IRQ_AX88796),
+	INTC_IRQ(EXT1, IRQ_EXT1),
+	INTC_IRQ(EXT4, IRQ_EXT4),
+};
+
+static struct intc_mask_reg mask_registers[] __initdata = {
+	{ 0xa4000000, 0, 16, /* IRLMSK */
+	  { 0, 0, 0, 0, CF, 0, 0, 0,
+	    0, 0, 0, EXT4, 0, EXT1, PSW, AX88796 } },
+};
+
+static unsigned char irl2irq[HL_NR_IRL] __initdata = {
+	0, IRQ_CF, 0, 0,
+	0, 0, 0, 0,
+	0, IRQ_EXT4, 0, IRQ_EXT1,
+	0, IRQ_AX88796, IRQ_PSW,
+};
+
+static DECLARE_INTC_DESC(intc_desc, "r7780mp", vectors,
+			 NULL, NULL, mask_registers, NULL, NULL);
+
+unsigned char * __init highlander_init_irq_r7780mp(void)
+{
+	if ((ctrl_inw(0xa4000700) & 0xf000) == 0x2000) {
+		printk(KERN_INFO "Using r7780mp interrupt controller.\n");
+		register_intc_controller(&intc_desc);
+		return irl2irq;
+	}
+
+	return NULL;
+}
diff --git a/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c b/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c
index f5f3587..fa4a534 100644
--- a/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c
+++ b/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c
@@ -9,13 +9,15 @@
  * for more details.
  */
 #include <linux/init.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <asm/r7780rp.h>
 
-void __init highlander_init_irq(void)
+unsigned char * __init highlander_init_irq_r7780rp(void)
 {
 	int i;
 
 	for (i = 0; i < 15; i++)
 		make_r7780rp_irq(i);
+
+	return NULL;
 }
diff --git a/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c b/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c
index dd6ec4c..b2c6a84 100644
--- a/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c
+++ b/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c
@@ -1,19 +1,55 @@
 /*
- * Renesas Solutions Highlander R7780RP-1 Support.
+ * Renesas Solutions Highlander R7785RP Support.
  *
  * Copyright (C) 2002  Atom Create Engineering Co., Ltd.
  * Copyright (C) 2006  Paul Mundt
+ * Copyright (C) 2007  Magnus Damm
  *
  * 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 <asm/io.h>
+#include <linux/irq.h>
+#include <linux/io.h>
 #include <asm/r7780rp.h>
 
-void __init highlander_init_irq(void)
+enum {
+	UNUSED = 0,
+
+	/* board specific interrupt sources */
+	AX88796,          /* Ethernet controller */
+	CF,               /* Compact Flash */
+};
+
+static struct intc_vect vectors[] __initdata = {
+	INTC_IRQ(CF, IRQ_CF),
+	INTC_IRQ(AX88796, IRQ_AX88796),
+};
+
+static struct intc_mask_reg mask_registers[] __initdata = {
+	{ 0xa4000010, 0, 16, /* IRLMCR1 */
+	  { 0, 0, 0, 0, CF, AX88796, 0, 0,
+	    0, 0, 0, 0, 0, 0, 0, 0 } },
+};
+
+static unsigned char irl2irq[HL_NR_IRL] __initdata = {
+	0, IRQ_CF, 0, 0,
+	0, 0, 0, 0,
+	0, 0, IRQ_AX88796, 0,
+	0, 0, 0,
+};
+
+static DECLARE_INTC_DESC(intc_desc, "r7785rp", vectors,
+			 NULL, NULL, mask_registers, NULL, NULL);
+
+unsigned char * __init highlander_init_irq_r7785rp(void)
 {
+	if ((ctrl_inw(0xa4000158) & 0xf000) != 0x1000)
+		return NULL;
+
+	printk(KERN_INFO "Using r7785rp interrupt controller.\n");
+
 	ctrl_outw(0x0000, PA_IRLSSR1);	/* FPGA IRLSSR1(CF_CD clear) */
 
 	/* Setup the FPGA IRL */
@@ -24,6 +60,6 @@ void __init highlander_init_irq(void)
 	ctrl_outw(0x4321, PA_IRLPRE);	/* FPGA IRLE */
 	ctrl_outw(0x0000, PA_IRLPRF);	/* FPGA IRLF */
 
-	make_r7780rp_irq(1);	/* CF card */
-	make_r7780rp_irq(10);	/* On-board ethernet */
+	register_intc_controller(&intc_desc);
+	return irl2irq;
 }
diff --git a/arch/sh/boards/renesas/r7780rp/setup.c b/arch/sh/boards/renesas/r7780rp/setup.c
index adb529d..afe9de7 100644
--- a/arch/sh/boards/renesas/r7780rp/setup.c
+++ b/arch/sh/boards/renesas/r7780rp/setup.c
@@ -19,6 +19,7 @@
 #include <asm/machvec.h>
 #include <asm/r7780rp.h>
 #include <asm/clock.h>
+#include <asm/heartbeat.h>
 #include <asm/io.h>
 
 static struct resource r8a66597_usb_host_resources[] = {
@@ -30,8 +31,8 @@ static struct resource r8a66597_usb_host_resources[] = {
 	},
 	[1] = {
 		.name	= "r8a66597_hcd",
-		.start	= 11,		/* irq number */
-		.end	= 11,
+		.start	= IRQ_EXT1,		/* irq number */
+		.end	= IRQ_EXT1,
 		.flags	= IORESOURCE_IRQ,
 	},
 };
@@ -56,8 +57,8 @@ static struct resource m66592_usb_peripheral_resources[] = {
 	},
 	[1] = {
 		.name	= "m66592_udc",
-		.start	= 9,		/* irq number */
-		.end	= 9,
+		.start	= IRQ_EXT4,		/* irq number */
+		.end	= IRQ_EXT4,
 		.flags	= IORESOURCE_IRQ,
 	},
 };
@@ -85,11 +86,7 @@ static struct resource cf_ide_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	[2] = {
-#ifdef CONFIG_SH_R7780RP
-		.start	= 4,
-#else
-		.start	= 1,
-#endif
+		.start	= IRQ_CF,
 		.flags	= IORESOURCE_IRQ,
 	},
 };
@@ -108,16 +105,23 @@ static struct platform_device cf_ide_device  = {
 	},
 };
 
-static unsigned char heartbeat_bit_pos[] = { 2, 1, 0, 3, 6, 5, 4, 7 };
-
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= PA_OBLED,
-		.end	= PA_OBLED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
+		.end	= PA_OBLED,
 		.flags	= IORESOURCE_MEM,
 	},
 };
 
+#ifndef CONFIG_SH_R7785RP
+static unsigned char heartbeat_bit_pos[] = { 2, 1, 0, 3, 6, 5, 4, 7 };
+
+static struct heartbeat_data heartbeat_data = {
+	.bit_pos	= heartbeat_bit_pos,
+	.nr_bits	= ARRAY_SIZE(heartbeat_bit_pos),
+};
+#endif
+
 static struct platform_device heartbeat_device = {
 	.name		= "heartbeat",
 	.id		= -1,
@@ -125,7 +129,7 @@ static struct platform_device heartbeat_device = {
 	/* R7785RP has a slightly more sensible FPGA.. */
 #ifndef CONFIG_SH_R7785RP
 	.dev	= {
-		.platform_data	= heartbeat_bit_pos,
+		.platform_data	= &heartbeat_data,
 	},
 #endif
 	.num_resources	= ARRAY_SIZE(heartbeat_resources),
@@ -217,12 +221,50 @@ static void __init highlander_setup(char **cmdline_p)
 	pm_power_off = r7780rp_power_off;
 }
 
+static unsigned char irl2irq[HL_NR_IRL];
+
+int highlander_irq_demux(int irq)
+{
+	if (irq >= HL_NR_IRL || !irl2irq[irq])
+		return irq;
+
+	return irl2irq[irq];
+}
+
+void __init highlander_init_irq(void)
+{
+	unsigned char *ucp = NULL;
+
+	do {
+#ifdef CONFIG_SH_R7780MP
+		ucp = highlander_init_irq_r7780mp();
+		if (ucp)
+			break;
+#endif
+#ifdef CONFIG_SH_R7785RP
+		ucp = highlander_init_irq_r7785rp();
+		if (ucp)
+			break;
+#endif
+#ifdef CONFIG_SH_R7780RP
+		highlander_init_irq_r7780rp();
+		ucp = irl2irq;
+		break;
+#endif
+	} while (0);
+
+	if (ucp) {
+		plat_irq_setup_pins(IRQ_MODE_IRL3210);
+		memcpy(irl2irq, ucp, HL_NR_IRL);
+	}
+}
+
 /*
  * The Machine Vector
  */
 static struct sh_machine_vector mv_highlander __initmv = {
 	.mv_name		= "Highlander",
-	.mv_nr_irqs		= 109,
 	.mv_setup		= highlander_setup,
 	.mv_init_irq		= highlander_init_irq,
+	.mv_irq_demux		= highlander_irq_demux,
 };