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.
  ...

arch/sh/Kconfig

@@ -118,7 +118,7 @@ endchoice
 
 config SH_FPU
 	bool "FPU support"
-	depends on CPU_SH4
+	depends on CPU_HAS_FPU
 	default y
 	help
 	  Selecting this option will enable support for SH processors that
@@ -178,12 +178,6 @@ config CPU_HAS_INTEVT
 config CPU_HAS_MASKREG_IRQ
 	bool
 
-config CPU_HAS_INTC_IRQ
-	bool
-
-config CPU_HAS_INTC2_IRQ
-	bool
-
 config CPU_HAS_IPR_IRQ
 	bool
 
@@ -205,6 +199,9 @@ config CPU_HAS_PTEA
 config CPU_HAS_DSP
 	bool
 
+config CPU_HAS_FPU
+	bool
+
 endmenu
 
 menu "Board support"
@@ -258,7 +255,6 @@ config SH_7780_SOLUTION_ENGINE
 	bool "SolutionEngine7780"
 	select SOLUTION_ENGINE
 	select SYS_SUPPORTS_PCI
-	select CPU_HAS_INTC2_IRQ
 	depends on CPU_SUBTYPE_SH7780
 	help
 	  Select 7780 SolutionEngine if configuring for a Renesas SH7780
@@ -309,7 +305,7 @@ config SH_MPC1211
 
 config SH_SH03
 	bool "Interface CTP/PCI-SH03"
-	depends on CPU_SUBTYPE_SH7751 && BROKEN
+	depends on CPU_SUBTYPE_SH7751
 	select CPU_HAS_IPR_IRQ
 	select SYS_SUPPORTS_PCI
 	help
@@ -395,11 +391,22 @@ config SH_LBOX_RE2
 	help
 	  Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
 
+config SH_X3PROTO
+	bool "SH-X3 Prototype board"
+	depends on CPU_SUBTYPE_SHX3
+
+config SH_MAGIC_PANEL_R2
+	bool "Magic Panel R2"
+	depends on CPU_SUBTYPE_SH7720
+	help
+	  Select Magic Panel R2 if configuring for Magic Panel R2.
+
 endmenu
 
 source "arch/sh/boards/renesas/hs7751rvoip/Kconfig"
 source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
 source "arch/sh/boards/renesas/r7780rp/Kconfig"
+source "arch/sh/boards/magicpanelr2/Kconfig"
 
 menu "Timer and clock configuration"
 
@@ -563,10 +570,19 @@ config NR_CPUS
 
 source "kernel/Kconfig.preempt"
 
-config NODES_SHIFT
-	int
-	default "1"
-	depends on NEED_MULTIPLE_NODES
+config GUSA
+	def_bool y
+	depends on !SMP
+	help
+	  This enables support for gUSA (general UserSpace Atomicity).
+	  This is the default implementation for both UP and non-ll/sc
+	  CPUs, and is used by the libc, amongst others.
+
+	  For additional information, design information can be found 
+	  in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
+
+	  This should only be disabled for special cases where alternate
+	  atomicity implementations exist.
 
 endmenu
 
@@ -659,6 +675,17 @@ config SUPERHYWAY
 	tristate "SuperHyway Bus support"
 	depends on CPU_SUBTYPE_SH4_202
 
+config MAPLE
+       bool "Maple Bus support"
+       depends on SH_DREAMCAST
+       help
+         The Maple Bus is SEGA's serial communication bus for peripherals
+         on the Dreamcast. Without this bus support you won't be able to
+         get your Dreamcast keyboard etc to work, so most users
+         probably want to say 'Y' here, unless you are only using the
+         Dreamcast with a serial line terminal or a remote network
+         connection.
+
 config CF_ENABLER
 	bool "Compact Flash Enabler support"
 	depends on SOLUTION_ENGINE || SH_SH03

arch/sh/Kconfig.debug

@@ -28,13 +28,17 @@ config EARLY_SCIF_CONSOLE
 	  serial I/O.
 
 config EARLY_SCIF_CONSOLE_PORT
-	hex "SCIF port for early console"
+	hex
 	depends on EARLY_SCIF_CONSOLE
 	default "0xffe00000" if CPU_SUBTYPE_SH7780
+	default "0xffea0000" if CPU_SUBTYPE_SH7785
 	default "0xfffe9800" if CPU_SUBTYPE_SH7206
 	default "0xf8420000" if CPU_SUBTYPE_SH7619
 	default "0xa4400000" if CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7705
+	default "0xa4430000" if CPU_SUBTYPE_SH7720
+	default "0xffc30000" if CPU_SUBTYPE_SHX3
 	default "0xffe80000" if CPU_SH4
+	default "0x00000000"
 
 config EARLY_PRINTK
 	bool "Early printk support"

arch/sh/Makefile

@@ -118,6 +118,7 @@ machdir-$(CONFIG_SH_7751_SYSTEMH)		+= renesas/systemh
 machdir-$(CONFIG_SH_EDOSK7705)			+= renesas/edosk7705
 machdir-$(CONFIG_SH_HIGHLANDER)			+= renesas/r7780rp
 machdir-$(CONFIG_SH_7710VOIPGW)			+= renesas/sh7710voipgw
+machdir-$(CONFIG_SH_X3PROTO)			+= renesas/x3proto
 machdir-$(CONFIG_SH_SH4202_MICRODEV)		+= superh/microdev
 machdir-$(CONFIG_SH_LANDISK)			+= landisk
 machdir-$(CONFIG_SH_TITAN)			+= titan
@@ -125,6 +126,7 @@ machdir-$(CONFIG_SH_SHMIN)			+= shmin
 machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE)	+= se/7206
 machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE)	+= se/7619
 machdir-$(CONFIG_SH_LBOX_RE2)			+= lboxre2
+machdir-$(CONFIG_SH_MAGIC_PANEL_R2)		+= magicpanelr2
 
 incdir-y	:= $(notdir $(machdir-y))
 
@@ -135,7 +137,7 @@ endif
 
 # Companion chips
 core-$(CONFIG_HD6446X_SERIES)	+= arch/sh/cchips/hd6446x/
-core-$(CONFIG_VOYAGERGX)	+= arch/sh/cchips/voyagergx/
+core-$(CONFIG_MFD_SM501)	+= arch/sh/cchips/voyagergx/
 
 cpuincdir-$(CONFIG_CPU_SH2)	:= cpu-sh2
 cpuincdir-$(CONFIG_CPU_SH2A)	:= cpu-sh2a

arch/sh/boards/hp6xx/hp6xx_apm.c

@@ -20,9 +20,9 @@
 #define APM_CRITICAL			10
 #define APM_LOW				30
 
-#define HP680_BATTERY_MAX		875
-#define HP680_BATTERY_MIN		600
-#define HP680_BATTERY_AC_ON		900
+#define HP680_BATTERY_MAX		898
+#define HP680_BATTERY_MIN		486
+#define HP680_BATTERY_AC_ON		1023
 
 #define MODNAME "hp6x0_apm"
 
@@ -65,7 +65,7 @@ static void hp6x0_apm_get_power_status(struct apm_power_info *info)
 
 static irqreturn_t hp6x0_apm_interrupt(int irq, void *dev)
 {
-	if (!apm_suspended)
+	if (!APM_DISABLED)
 		apm_queue_event(APM_USER_SUSPEND);
 
 	return IRQ_HANDLED;
@@ -91,7 +91,6 @@ static int __init hp6x0_apm_init(void)
 static void __exit hp6x0_apm_exit(void)
 {
 	free_irq(HP680_BTN_IRQ, 0);
-	apm_get_info = NULL;
 }
 
 module_init(hp6x0_apm_init);

arch/sh/boards/hp6xx/setup.c

@@ -7,7 +7,7 @@
  * May be copied or modified under the terms of the GNU General Public
  * License.  See linux/COPYING for more information.
  *
- * Setup code for an HP680  (internal peripherials only)
+ * Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
  */
 #include <linux/types.h>
 #include <linux/init.h>
@@ -34,7 +34,7 @@ static struct resource cf_ide_resources[] = {
 		.flags = IORESOURCE_MEM,
 	},
 	[2] = {
-		.start = 93,
+		.start = 77,
 		.flags = IORESOURCE_IRQ,
 	},
 };
@@ -46,10 +46,22 @@ static struct platform_device cf_ide_device = {
 	.resource	= cf_ide_resources,
 };
 
+static struct platform_device jornadakbd_device = {
+	.name		= "jornada680_kbd",
+	.id		= -1,
+};
+
 static struct platform_device *hp6xx_devices[] __initdata = {
 	&cf_ide_device,
+	&jornadakbd_device,
 };
 
+static void __init hp6xx_init_irq(void)
+{
+	/* Gets touchscreen and powerbutton IRQ working */
+	plat_irq_setup_pins(IRQ_MODE_IRQ);
+}
+
 static int __init hp6xx_devices_setup(void)
 {
 	return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
@@ -64,7 +76,7 @@ static void __init hp6xx_setup(char **cmdline_p)
 	v |=	HD64461_STBCR_SURTST | HD64461_STBCR_SIRST	|
 		HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST	|
 		HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST	|
-	    HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST |
+		HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST|
 		HD64461_STBCR_SAFECKE_IST;
 #ifndef CONFIG_HD64461_ENABLER
 	v |= HD64461_STBCR_SPC1ST;
@@ -101,6 +113,9 @@ device_initcall(hp6xx_devices_setup);
 static struct sh_machine_vector mv_hp6xx __initmv = {
 	.mv_name = "hp6xx",
 	.mv_setup = hp6xx_setup,
-	.mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM,
+	/* IRQ's : CPU(64) + CCHIP(16) + FREE_TO_USE(6) */
+	.mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM + 6,
 	.mv_irq_demux = hd64461_irq_demux,
+	/* Enable IRQ0 -> IRQ3 in IRQ_MODE */
+	.mv_init_irq = hp6xx_init_irq,
 };

arch/sh/boards/magicpanelr2/Kconfig

+if SH_MAGIC_PANEL_R2
+
+menu "Magic Panel R2 options"
+
+config SH_MAGIC_PANEL_R2_VERSION
+	int SH_MAGIC_PANEL_R2_VERSION
+	default "3"
+	help
+	  Set the version of the Magic Panel R2
+
+endmenu
+
+endif

arch/sh/boards/magicpanelr2/Makefile

+#
+# Makefile for the Magic Panel specific parts
+#
+
+obj-y	 := setup.o
\ No newline at end of file

arch/sh/boards/mpc1211/setup.c

@@ -285,7 +285,7 @@ static int put_smb_blk(unsigned char *p, int address, int command, int no)
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= 0xa2000000,
-		.end	= 0xa2000000 + 8 - 1,
+		.end	= 0xa2000000,
 		.flags	= IORESOURCE_MEM,
 	},
 };

arch/sh/boards/renesas/r7780rp/Makefile

 #
 # 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

arch/sh/boards/renesas/r7780rp/irq-r7780mp.c

+/*
+ * 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;
+}

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;
 }

arch/sh/boards/renesas/r7780rp/irq-r7785rp.c

 /*
- * 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;
 }

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,
 };

arch/sh/boards/renesas/rts7751r2d/Kconfig

 if SH_RTS7751R2D
 
-menu "RTS7751R2D options"
+menu "RTS7751R2D Board Revision"
 
-config RTS7751R2D_REV11
-	bool "RTS7751R2D Rev. 1.1 board support"
+config RTS7751R2D_PLUS
+	bool "R2D-PLUS"
 	help
-	  Selecting this option will support version rev. 1.1.
+	  Selecting this option will configure the kernel for R2D-PLUS.
+
+	  R2D-PLUS is the smaller of the two R2D board versions, equipped
+	  with a single PCI slot.
+
+config RTS7751R2D_1
+	bool "R2D-1"
+	help
+	  Selecting this option will configure the kernel for R2D-1.
+
+	  R2D-1 is the larger of the two R2D board versions, equipped
+	  with two PCI slots.
 endmenu
 
 endif

arch/sh/boards/renesas/rts7751r2d/irq.c

 /*
  * linux/arch/sh/boards/renesas/rts7751r2d/irq.c
  *
+ * Copyright (C) 2007  Magnus Damm
  * Copyright (C) 2000  Kazumoto Kojima
  *
- * Renesas Technology Sales RTS7751R2D Support.
+ * Renesas Technology Sales RTS7751R2D Support, R2D-PLUS and R2D-1.
  *
  * Modified for RTS7751R2D by
  * Atom Create Engineering Co., Ltd. 2002.
  */
 #include <linux/init.h>
-#include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
+#include <asm/voyagergx.h>
 #include <asm/rts7751r2d.h>
 
-#if defined(CONFIG_RTS7751R2D_REV11)
-static int mask_pos[] = {11, 9, 8, 12, 10, 6, 5, 4, 7, 14, 13, 0, 0, 0, 0};
-#else
-static int mask_pos[] = {6, 11, 9, 8, 12, 10, 5, 4, 7, 14, 13, 0, 0, 0, 0};
-#endif
+#define R2D_NR_IRL 13
 
-extern int voyagergx_irq_demux(int irq);
-extern void setup_voyagergx_irq(void);
+enum {
+	UNUSED = 0,
 
-static void enable_rts7751r2d_irq(unsigned int irq)
-{
-	/* Set priority in IPR back to original value */
-	ctrl_outw(ctrl_inw(IRLCNTR1) | (1 << mask_pos[irq]), IRLCNTR1);
-}
+	/* board specific interrupt sources (R2D-1 and R2D-PLUS) */
+	EXT,              /* EXT_INT0-3 */
+	RTC_T, RTC_A,     /* Real Time Clock */
+	AX88796,          /* Ethernet controller (R2D-1 board) */
+	KEY,              /* Key input (R2D-PLUS board) */
+	SDCARD,           /* SD Card */
+	CF_CD, CF_IDE,    /* CF Card Detect + CF IDE */
+	SM501,            /* SM501 aka Voyager */
+	PCI_INTD_RTL8139, /* Ethernet controller */
+	PCI_INTC_PCI1520, /* Cardbus/PCMCIA bridge */
+	PCI_INTB_RTL8139, /* Ethernet controller with HUB (R2D-PLUS board) */
+	PCI_INTB_SLOT,    /* PCI Slot 3.3v (R2D-1 board) */
+	PCI_INTA_SLOT,    /* PCI Slot 3.3v */
+	TP,               /* Touch Panel */
+};
 
-static void disable_rts7751r2d_irq(unsigned int irq)
-{
-	/* Set the priority in IPR to 0 */
-	ctrl_outw(ctrl_inw(IRLCNTR1) & (0xffff ^ (1 << mask_pos[irq])),
-		  IRLCNTR1);
-}
+#ifdef CONFIG_RTS7751R2D_1
+
+/* Vectors for R2D-1 */
+static struct intc_vect vectors_r2d_1[] __initdata = {
+	INTC_IRQ(EXT, IRQ_EXT),
+	INTC_IRQ(RTC_T, IRQ_RTC_T), INTC_IRQ(RTC_A, IRQ_RTC_A),
+	INTC_IRQ(AX88796, IRQ_AX88796), INTC_IRQ(SDCARD, IRQ_SDCARD),
+	INTC_IRQ(CF_CD, IRQ_CF_CD), INTC_IRQ(CF_IDE, IRQ_CF_IDE), /* ng */
+	INTC_IRQ(SM501, IRQ_VOYAGER),
+	INTC_IRQ(PCI_INTD_RTL8139, IRQ_PCI_INTD),
+	INTC_IRQ(PCI_INTC_PCI1520, IRQ_PCI_INTC),
+	INTC_IRQ(PCI_INTB_SLOT, IRQ_PCI_INTB),
+	INTC_IRQ(PCI_INTA_SLOT, IRQ_PCI_INTA),
+	INTC_IRQ(TP, IRQ_TP),
+};
+
+/* IRLMSK mask register layout for R2D-1 */
+static struct intc_mask_reg mask_registers_r2d_1[] __initdata = {
+	{ 0xa4000000, 0, 16, /* IRLMSK */
+	  { TP, PCI_INTA_SLOT, PCI_INTB_SLOT,
+	    PCI_INTC_PCI1520, PCI_INTD_RTL8139,
+	    SM501, CF_IDE, CF_CD, SDCARD, AX88796,
+	    RTC_A, RTC_T, 0, 0, 0, EXT } },
+};
+
+/* IRLn to IRQ table for R2D-1 */
+static unsigned char irl2irq_r2d_1[R2D_NR_IRL] __initdata = {
+	IRQ_PCI_INTD, IRQ_CF_IDE, IRQ_CF_CD, IRQ_PCI_INTC,
+	IRQ_VOYAGER, IRQ_AX88796, IRQ_RTC_A, IRQ_RTC_T,
+	IRQ_SDCARD, IRQ_PCI_INTA, IRQ_PCI_INTB, IRQ_EXT,
+	IRQ_TP,
+};
+
+static DECLARE_INTC_DESC(intc_desc_r2d_1, "r2d-1", vectors_r2d_1,
+			 NULL, NULL, mask_registers_r2d_1, NULL, NULL);
+
+#endif /* CONFIG_RTS7751R2D_1 */
+
+#ifdef CONFIG_RTS7751R2D_PLUS
+
+/* Vectors for R2D-PLUS */
+static struct intc_vect vectors_r2d_plus[] __initdata = {
+	INTC_IRQ(EXT, IRQ_EXT),
+	INTC_IRQ(RTC_T, IRQ_RTC_T), INTC_IRQ(RTC_A, IRQ_RTC_A),
+	INTC_IRQ(KEY, IRQ_KEY), INTC_IRQ(SDCARD, IRQ_SDCARD),
+	INTC_IRQ(CF_CD, IRQ_CF_CD), INTC_IRQ(CF_IDE, IRQ_CF_IDE),
+	INTC_IRQ(SM501, IRQ_VOYAGER),
+	INTC_IRQ(PCI_INTD_RTL8139, IRQ_PCI_INTD),
+	INTC_IRQ(PCI_INTC_PCI1520, IRQ_PCI_INTC),
+	INTC_IRQ(PCI_INTB_RTL8139, IRQ_PCI_INTB),
+	INTC_IRQ(PCI_INTA_SLOT, IRQ_PCI_INTA),
+	INTC_IRQ(TP, IRQ_TP),
+};
+
+/* IRLMSK mask register layout for R2D-PLUS */
+static struct intc_mask_reg mask_registers_r2d_plus[] __initdata = {
+	{ 0xa4000000, 0, 16, /* IRLMSK */
+	  { TP, PCI_INTA_SLOT, PCI_INTB_RTL8139,
+	    PCI_INTC_PCI1520, PCI_INTD_RTL8139,
+	    SM501, CF_IDE, CF_CD, SDCARD, KEY,
+	    RTC_A, RTC_T, 0, 0, 0, EXT } },
+};
+
+/* IRLn to IRQ table for R2D-PLUS */
+static unsigned char irl2irq_r2d_plus[R2D_NR_IRL] __initdata = {
+	IRQ_PCI_INTD, IRQ_CF_IDE, IRQ_CF_CD, IRQ_PCI_INTC,
+	IRQ_VOYAGER, IRQ_KEY, IRQ_RTC_A, IRQ_RTC_T,
+	IRQ_SDCARD, IRQ_PCI_INTA, IRQ_PCI_INTB, IRQ_EXT,
+	IRQ_TP,
+};
+
+static DECLARE_INTC_DESC(intc_desc_r2d_plus, "r2d-plus", vectors_r2d_plus,
+			 NULL, NULL, mask_registers_r2d_plus, NULL, NULL);
+
+#endif /* CONFIG_RTS7751R2D_PLUS */
+
+static unsigned char irl2irq[R2D_NR_IRL];
 
 int rts7751r2d_irq_demux(int irq)
 {
-	return voyagergx_irq_demux(irq);
-}
+	if (irq >= R2D_NR_IRL || !irl2irq[irq])
+		return irq;
 
-static struct irq_chip rts7751r2d_irq_chip __read_mostly = {
-	.name		= "rts7751r2d",
-	.mask		= disable_rts7751r2d_irq,
-	.unmask		= enable_rts7751r2d_irq,
-	.mask_ack	= disable_rts7751r2d_irq,
-};
+	return irl2irq[irq];
+}
 
 /*
  * Initialize IRQ setting
  */
 void __init init_rts7751r2d_IRQ(void)
 {
-	int i;
-
-	/* IRL0=KEY Input
-	 * IRL1=Ethernet
-	 * IRL2=CF Card
-	 * IRL3=CF Card Insert
-	 * IRL4=PCMCIA
-	 * IRL5=VOYAGER
-	 * IRL6=RTC Alarm
-	 * IRL7=RTC Timer
-	 * IRL8=SD Card
-	 * IRL9=PCI Slot #1
-	 * IRL10=PCI Slot #2
-	 * IRL11=Extention #0
-	 * IRL12=Extention #1
-	 * IRL13=Extention #2
-	 * IRL14=Extention #3
-	 */
+	struct intc_desc *d;
 
-	for (i=0; i<15; i++) {
-		disable_irq_nosync(i);
-		set_irq_chip_and_handler_name(i, &rts7751r2d_irq_chip,
-					      handle_level_irq, "level");
-		enable_rts7751r2d_irq(i);
+	switch (ctrl_inw(PA_VERREG) & 0xf0) {
+#ifdef CONFIG_RTS7751R2D_PLUS
+	case 0x10:
+		printk(KERN_INFO "Using R2D-PLUS interrupt controller.\n");
+		d = &intc_desc_r2d_plus;
+		memcpy(irl2irq, irl2irq_r2d_plus, R2D_NR_IRL);
+		break;
+#endif
+#ifdef CONFIG_RTS7751R2D_1
+	case 0x00: /* according to manual */
+	case 0x30: /* in reality */
+		printk(KERN_INFO "Using R2D-1 interrupt controller.\n");
+		d = &intc_desc_r2d_1;
+		memcpy(irl2irq, irl2irq_r2d_1, R2D_NR_IRL);
+		break;
+#endif
+	default:
+		printk(KERN_INFO "Unknown R2D interrupt controller 0x%04x\n",
+		       ctrl_inw(PA_VERREG));
+		return;
 	}
 
+	register_intc_controller(d);
+#ifdef CONFIG_MFD_SM501
 	setup_voyagergx_irq();
+#endif
 }

arch/sh/boards/renesas/rts7751r2d/setup.c

@@ -45,20 +45,16 @@ static void __init voyagergx_serial_init(void)
 static struct resource cf_ide_resources[] = {
 	[0] = {
 		.start	= PA_AREA5_IO + 0x1000,
-		.end	= PA_AREA5_IO + 0x1000 + 0x08 - 1,
+		.end	= PA_AREA5_IO + 0x1000 + 0x10 - 0x2,
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
 		.start	= PA_AREA5_IO + 0x80c,
-		.end	= PA_AREA5_IO + 0x80c + 0x16 - 1,
+		.end	= PA_AREA5_IO + 0x80c,
 		.flags	= IORESOURCE_MEM,
 	},
 	[2] = {
-#ifdef CONFIG_RTS7751R2D_REV11
-		.start	= 1,
-#else
-		.start	= 2,
-#endif
+		.start	= IRQ_CF_IDE,
 		.flags	= IORESOURCE_IRQ,
 	},
 };
@@ -77,12 +73,28 @@ static struct platform_device cf_ide_device  = {
 	},
 };
 
+static struct resource heartbeat_resources[] = {
+	[0] = {
+		.start	= PA_OUTPORT,
+		.end	= PA_OUTPORT,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device heartbeat_device = {
+	.name		= "heartbeat",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(heartbeat_resources),
+	.resource	= heartbeat_resources,
+};
+
+#ifdef CONFIG_MFD_SM501
 static struct plat_serial8250_port uart_platform_data[] = {
 	{
 		.membase	= (void __iomem *)VOYAGER_UART_BASE,
 		.mapbase	= VOYAGER_UART_BASE,
 		.iotype		= UPIO_MEM,
-		.irq		= VOYAGER_UART0_IRQ,
+		.irq		= IRQ_SM501_U0,
 		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 		.regshift	= 2,
 		.uartclk	= (9600 * 16),
@@ -98,21 +110,6 @@ static struct platform_device uart_device = {
 	},
 };
 
-static struct resource heartbeat_resources[] = {
-	[0] = {
-		.start	= PA_OUTPORT,
-		.end	= PA_OUTPORT + 8 - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device heartbeat_device = {
-	.name		= "heartbeat",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(heartbeat_resources),
-	.resource	= heartbeat_resources,
-};
-
 static struct resource sm501_resources[] = {
 	[0]	= {
 		.start	= 0x10000000,
@@ -125,7 +122,7 @@ static struct resource sm501_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	[2]	= {
-		.start	= 32,
+		.start	= IRQ_SM501_CV,
 		.flags	= IORESOURCE_IRQ,
 	},
 };
@@ -137,22 +134,19 @@ static struct platform_device sm501_device = {
 	.resource	= sm501_resources,
 };
 
+#endif /* CONFIG_MFD_SM501 */
+
 static struct platform_device *rts7751r2d_devices[] __initdata = {
+#ifdef CONFIG_MFD_SM501
 	&uart_device,
-	&heartbeat_device,
 	&sm501_device,
+#endif
+	&cf_ide_device,
+	&heartbeat_device,
 };
 
 static int __init rts7751r2d_devices_setup(void)
 {
-	int ret;
-
-	if (ctrl_inw(PA_BVERREG) == 0x10) { /* only working on R2D-PLUS */
-		ret = platform_device_register(&cf_ide_device);
-		if (ret)
-			return ret;
-	}
-
 	return platform_add_devices(rts7751r2d_devices,
 				    ARRAY_SIZE(rts7751r2d_devices));
 }
@@ -163,6 +157,34 @@ static void rts7751r2d_power_off(void)
 	ctrl_outw(0x0001, PA_POWOFF);
 }
 
+static inline unsigned char is_ide_ioaddr(unsigned long addr)
+{
+	return ((cf_ide_resources[0].start <= addr &&
+		 addr <= cf_ide_resources[0].end) ||
+		(cf_ide_resources[1].start <= addr &&
+		 addr <= cf_ide_resources[1].end));
+}
+
+void rts7751r2d_writeb(u8 b, void __iomem *addr)
+{
+	unsigned long tmp = (unsigned long __force)addr;
+
+	if (is_ide_ioaddr(tmp))
+		ctrl_outw((u16)b, tmp);
+	else
+		ctrl_outb(b, tmp);
+}
+
+u8 rts7751r2d_readb(void __iomem *addr)
+{
+	unsigned long tmp = (unsigned long __force)addr;
+
+	if (is_ide_ioaddr(tmp))
+		return ctrl_inw(tmp) & 0xff;
+	else
+		return ctrl_inb(tmp);
+}
+
 /*
  * Initialize the board
  */
@@ -187,12 +209,11 @@ static void __init rts7751r2d_setup(char **cmdline_p)
 static struct sh_machine_vector mv_rts7751r2d __initmv = {
 	.mv_name		= "RTS7751R2D",
 	.mv_setup		= rts7751r2d_setup,
-	.mv_nr_irqs		= 72,
-
 	.mv_init_irq		= init_rts7751r2d_IRQ,
 	.mv_irq_demux		= rts7751r2d_irq_demux,
-
-#ifdef CONFIG_USB_SM501
+	.mv_writeb		= rts7751r2d_writeb,
+	.mv_readb		= rts7751r2d_readb,
+#if defined(CONFIG_MFD_SM501) && defined(CONFIG_USB_OHCI_HCD)
 	.mv_consistent_alloc	= voyagergx_consistent_alloc,
 	.mv_consistent_free	= voyagergx_consistent_free,
 #endif

arch/sh/boards/renesas/x3proto/Makefile

+obj-y += setup.o ilsel.o

arch/sh/boards/renesas/x3proto/ilsel.c

+/*
+ * arch/sh/boards/renesas/x3proto/ilsel.c
+ *
+ * Helper routines for SH-X3 proto board ILSEL.
+ *
+ * Copyright (C) 2007 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/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/bitmap.h>
+#include <linux/io.h>
+#include <asm/ilsel.h>
+
+/*
+ * ILSEL is split across:
+ *
+ *	ILSEL0 - 0xb8100004 [ Levels  1 -  4 ]
+ *	ILSEL1 - 0xb8100006 [ Levels  5 -  8 ]
+ *	ILSEL2 - 0xb8100008 [ Levels  9 - 12 ]
+ *	ILSEL3 - 0xb810000a [ Levels 13 - 15 ]
+ *
+ * With each level being relative to an ilsel_source_t.
+ */
+#define ILSEL_BASE	0xb8100004
+#define ILSEL_LEVELS	15
+
+/*
+ * ILSEL level map, in descending order from the highest level down.
+ *
+ * Supported levels are 1 - 15 spread across ILSEL0 - ILSEL4, mapping
+ * directly to IRLs. As the IRQs are numbered in reverse order relative
+ * to the interrupt level, the level map is carefully managed to ensure a
+ * 1:1 mapping between the bit position and the IRQ number.
+ *
+ * This careful constructions allows ilsel_enable*() to be referenced
+ * directly for hooking up an ILSEL set and getting back an IRQ which can
+ * subsequently be used for internal accounting in the (optional) disable
+ * path.
+ */
+static unsigned long ilsel_level_map;
+
+static inline unsigned int ilsel_offset(unsigned int bit)
+{
+	return ILSEL_LEVELS - bit - 1;
+}
+
+static inline unsigned long mk_ilsel_addr(unsigned int bit)
+{
+	return ILSEL_BASE + ((ilsel_offset(bit) >> 1) & ~0x1);
+}
+
+static inline unsigned int mk_ilsel_shift(unsigned int bit)
+{
+	return (ilsel_offset(bit) & 0x3) << 2;
+}
+
+static void __ilsel_enable(ilsel_source_t set, unsigned int bit)
+{
+	unsigned int tmp, shift;
+	unsigned long addr;
+
+	addr = mk_ilsel_addr(bit);
+	shift = mk_ilsel_shift(bit);
+
+	pr_debug("%s: bit#%d: addr - 0x%08lx (shift %d, set %d)\n",
+		 __FUNCTION__, bit, addr, shift, set);
+
+	tmp = ctrl_inw(addr);
+	tmp &= ~(0xf << shift);
+	tmp |= set << shift;
+	ctrl_outw(tmp, addr);
+}
+
+/**
+ * ilsel_enable - Enable an ILSEL set.
+ * @set: ILSEL source (see ilsel_source_t enum in include/asm-sh/ilsel.h).
+ *
+ * Enables a given non-aliased ILSEL source (<= ILSEL_KEY) at the highest
+ * available interrupt level. Callers should take care to order callsites
+ * noting descending interrupt levels. Aliasing FPGA and external board
+ * IRQs need to use ilsel_enable_fixed().
+ *
+ * The return value is an IRQ number that can later be taken down with
+ * ilsel_disable().
+ */
+int ilsel_enable(ilsel_source_t set)
+{
+	unsigned int bit;
+
+	/* Aliased sources must use ilsel_enable_fixed() */
+	BUG_ON(set > ILSEL_KEY);
+
+	do {
+		bit = find_first_zero_bit(&ilsel_level_map, ILSEL_LEVELS);
+	} while (test_and_set_bit(bit, &ilsel_level_map));
+
+	__ilsel_enable(set, bit);
+
+	return bit;
+}
+EXPORT_SYMBOL_GPL(ilsel_enable);
+
+/**
+ * ilsel_enable_fixed - Enable an ILSEL set at a fixed interrupt level
+ * @set: ILSEL source (see ilsel_source_t enum in include/asm-sh/ilsel.h).
+ * @level: Interrupt level (1 - 15)
+ *
+ * Enables a given ILSEL source at a fixed interrupt level. Necessary
+ * both for level reservation as well as for aliased sources that only
+ * exist on special ILSEL#s.
+ *
+ * Returns an IRQ number (as ilsel_enable()).
+ */
+int ilsel_enable_fixed(ilsel_source_t set, unsigned int level)
+{
+	unsigned int bit = ilsel_offset(level - 1);
+
+	if (test_and_set_bit(bit, &ilsel_level_map))
+		return -EBUSY;
+
+	__ilsel_enable(set, bit);
+
+	return bit;
+}
+EXPORT_SYMBOL_GPL(ilsel_enable_fixed);
+
+/**
+ * ilsel_disable - Disable an ILSEL set
+ * @irq: Bit position for ILSEL set value (retval from enable routines)
+ *
+ * Disable a previously enabled ILSEL set.
+ */
+void ilsel_disable(unsigned int irq)
+{
+	unsigned long addr;
+	unsigned int tmp;
+
+	addr = mk_ilsel_addr(irq);
+
+	tmp = ctrl_inw(addr);
+	tmp &= ~(0xf << mk_ilsel_shift(irq));
+	ctrl_outw(tmp, addr);
+
+	clear_bit(irq, &ilsel_level_map);
+}
+EXPORT_SYMBOL_GPL(ilsel_disable);

arch/sh/boards/renesas/x3proto/setup.c

+/*
+ * arch/sh/boards/renesas/x3proto/setup.c
+ *
+ * Renesas SH-X3 Prototype Board Support.
+ *
+ * Copyright (C) 2007 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <asm/ilsel.h>
+
+static struct resource heartbeat_resources[] = {
+	[0] = {
+		.start	= 0xb8140020,
+		.end	= 0xb8140020,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device heartbeat_device = {
+	.name		= "heartbeat",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(heartbeat_resources),
+	.resource	= heartbeat_resources,
+};
+
+static struct resource smc91x_resources[] = {
+	[0] = {
+		.start		= 0x18000300,
+		.end		= 0x18000300 + 0x10 - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+	[1] = {
+		/* Filled in by ilsel */
+		.flags		= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device smc91x_device = {
+	.name		= "smc91x",
+	.id		= -1,
+	.resource	= smc91x_resources,
+	.num_resources	= ARRAY_SIZE(smc91x_resources),
+};
+
+static struct resource r8a66597_usb_host_resources[] = {
+	[0] = {
+		.name	= "r8a66597_hcd",
+		.start	= 0x18040000,
+		.end	= 0x18080000 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.name	= "r8a66597_hcd",
+		/* Filled in by ilsel */
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device r8a66597_usb_host_device = {
+	.name		= "r8a66597_hcd",
+	.id		= -1,
+	.dev = {
+		.dma_mask		= NULL,		/* don't use dma */
+		.coherent_dma_mask	= 0xffffffff,
+	},
+	.num_resources	= ARRAY_SIZE(r8a66597_usb_host_resources),
+	.resource	= r8a66597_usb_host_resources,
+};
+
+static struct resource m66592_usb_peripheral_resources[] = {
+	[0] = {
+		.name	= "m66592_udc",
+		.start	= 0x18080000,
+		.end	= 0x180c0000 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.name	= "m66592_udc",
+		/* Filled in by ilsel */
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device m66592_usb_peripheral_device = {
+	.name		= "m66592_udc",
+	.id		= -1,
+	.dev = {
+		.dma_mask		= NULL,		/* don't use dma */
+		.coherent_dma_mask	= 0xffffffff,
+	},
+	.num_resources	= ARRAY_SIZE(m66592_usb_peripheral_resources),
+	.resource	= m66592_usb_peripheral_resources,
+};
+
+static struct platform_device *x3proto_devices[] __initdata = {
+	&heartbeat_device,
+	&smc91x_device,
+	&r8a66597_usb_host_device,
+	&m66592_usb_peripheral_device,
+};
+
+static int __init x3proto_devices_setup(void)
+{
+	r8a66597_usb_host_resources[1].start =
+		r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
+
+	m66592_usb_peripheral_resources[1].start =
+		m66592_usb_peripheral_resources[1].end = ilsel_enable(ILSEL_USBP_I);
+
+	smc91x_resources[1].start =
+		smc91x_resources[1].end = ilsel_enable(ILSEL_LAN);
+
+	return platform_add_devices(x3proto_devices,
+				    ARRAY_SIZE(x3proto_devices));
+}
+device_initcall(x3proto_devices_setup);
+
+static void __init x3proto_init_irq(void)
+{
+	plat_irq_setup_pins(IRQ_MODE_IRL3210);
+
+	/* Set ICR0.LVLMODE */
+	ctrl_outl(ctrl_inl(0xfe410000) | (1 << 21), 0xfe410000);
+}
+
+static struct sh_machine_vector mv_x3proto __initmv = {
+	.mv_name		= "x3proto",
+	.mv_init_irq		= x3proto_init_irq,
+};

arch/sh/boards/se/7206/io.c

@@ -26,22 +26,24 @@ static inline void delay(void)
 static inline volatile __u16 *
 port2adr(unsigned int port)
 {
-	if (port >= 0x2000)
+	if (port >= 0x2000 && port < 0x2020)
 		return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000));
-	else if (port >= 0x300 || port < 0x310)
+	else if (port >= 0x300 && port < 0x310)
 		return (volatile __u16 *) (PA_SMSC + (port - 0x300));
+
+	return (volatile __u16 *)port;
 }
 
 unsigned char se7206_inb(unsigned long port)
 {
-	return (*port2adr(port))&0xff; 
+	return (*port2adr(port)) & 0xff;
 }
 
 unsigned char se7206_inb_p(unsigned long port)
 {
 	unsigned long v;
 
-	v = (*port2adr(port))&0xff; 
+	v = (*port2adr(port)) & 0xff;
 	delay();
 	return v;
 }
@@ -51,12 +53,6 @@ unsigned short se7206_inw(unsigned long port)
 	return *port2adr(port);;
 }
 
-unsigned int se7206_inl(unsigned long port)
-{
-	maybebadio(port);
-	return 0;
-}
-
 void se7206_outb(unsigned char value, unsigned long port)
 {
 	*(port2adr(port)) = value;
@@ -73,11 +69,6 @@ void se7206_outw(unsigned short value, unsigned long port)
 	*port2adr(port) = value;
 }
 
-void se7206_outl(unsigned int value, unsigned long port)
-{
-	maybebadio(port);
-}
-
 void se7206_insb(unsigned long port, void *addr, unsigned long count)
 {
 	volatile __u16 *p = port2adr(port);
@@ -95,11 +86,6 @@ void se7206_insw(unsigned long port, void *addr, unsigned long count)
 		*ap++ = *p;
 }
 
-void se7206_insl(unsigned long port, void *addr, unsigned long count)
-{
-	maybebadio(port);
-}
-
 void se7206_outsb(unsigned long port, const void *addr, unsigned long count)
 {
 	volatile __u16 *p = port2adr(port);
@@ -116,8 +102,3 @@ void se7206_outsw(unsigned long port, const void *addr, unsigned long count)
 	while (count--)
 		*p = *ap++;
 }
-
-void se7206_outsl(unsigned long port, const void *addr, unsigned long count)
-{
-	maybebadio(port);
-}

arch/sh/boards/se/7206/setup.c

@@ -6,14 +6,13 @@
  * Copyright (C) 2007  Paul Mundt
  *
  * Hitachi 7206 SolutionEngine Support.
- *
  */
-
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <asm/se7206.h>
 #include <asm/io.h>
 #include <asm/machvec.h>
+#include <asm/heartbeat.h>
 
 static struct resource smc91x_resources[] = {
 	[0] = {
@@ -37,10 +36,16 @@ static struct platform_device smc91x_device = {
 
 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
 
+static struct heartbeat_data heartbeat_data = {
+	.bit_pos	= heartbeat_bit_pos,
+	.nr_bits	= ARRAY_SIZE(heartbeat_bit_pos),
+	.regsize	= 32,
+};
+
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= PA_LED,
-		.end	= PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
+		.end	= PA_LED,
 		.flags	= IORESOURCE_MEM,
 	},
 };
@@ -49,7 +54,7 @@ static struct platform_device heartbeat_device = {
 	.name		= "heartbeat",
 	.id		= -1,
 	.dev	= {
-		.platform_data	= heartbeat_bit_pos,
+		.platform_data	= &heartbeat_data,
 	},
 	.num_resources	= ARRAY_SIZE(heartbeat_resources),
 	.resource	= heartbeat_resources,
@@ -75,24 +80,18 @@ static struct sh_machine_vector mv_se __initmv = {
 	.mv_nr_irqs		= 256,
 	.mv_inb			= se7206_inb,
 	.mv_inw			= se7206_inw,
-	.mv_inl			= se7206_inl,
 	.mv_outb		= se7206_outb,
 	.mv_outw		= se7206_outw,
-	.mv_outl		= se7206_outl,
 
 	.mv_inb_p		= se7206_inb_p,
 	.mv_inw_p		= se7206_inw,
-	.mv_inl_p		= se7206_inl,
 	.mv_outb_p		= se7206_outb_p,
 	.mv_outw_p		= se7206_outw,
-	.mv_outl_p		= se7206_outl,
 
 	.mv_insb		= se7206_insb,
 	.mv_insw		= se7206_insw,
-	.mv_insl		= se7206_insl,
 	.mv_outsb		= se7206_outsb,
 	.mv_outsw		= se7206_outsw,
-	.mv_outsl		= se7206_outsl,
 
 	.mv_init_irq		= init_se7206_IRQ,
 };

arch/sh/boards/se/7343/irq.c

@@ -99,8 +99,11 @@ shmse_irq_demux(int irq)
  *
  * We configure IRQ5 as a cascade IRQ.
  */
-static struct irqaction irq5 = { no_action, 0, CPU_MASK_NONE, "IRQ5-cascade",
-				NULL, NULL};
+static struct irqaction irq5 = {
+	.handler = no_action,
+	.mask = CPU_MASK_NONE,
+	.name = "IRQ5-cascade",
+};
 
 static struct ipr_data se7343_irq5_ipr_map[] = {
 	{ IRQ5_IRQ, IRQ5_IPR_ADDR+2, IRQ5_IPR_POS, IRQ5_PRIORITY },

arch/sh/boards/se/7343/setup.c

@@ -33,7 +33,7 @@ static struct platform_device smc91x_device = {
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= PA_LED,
-		.end	= PA_LED + 8 - 1,
+		.end	= PA_LED,
 		.flags	= IORESOURCE_MEM,
 	},
 };

arch/sh/boards/se/770x/setup.c

@@ -12,6 +12,7 @@
 #include <asm/se.h>
 #include <asm/io.h>
 #include <asm/smc37c93x.h>
+#include <asm/heartbeat.h>
 
 void init_se_IRQ(void);
 
@@ -90,10 +91,15 @@ static struct platform_device cf_ide_device  = {
 
 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
 
+static struct heartbeat_data heartbeat_data = {
+	.bit_pos	= heartbeat_bit_pos,
+	.nr_bits	= ARRAY_SIZE(heartbeat_bit_pos),
+};
+
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= PA_LED,
-		.end	= PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
+		.end	= PA_LED,
 		.flags	= IORESOURCE_MEM,
 	},
 };
@@ -102,7 +108,7 @@ static struct platform_device heartbeat_device = {
 	.name		= "heartbeat",
 	.id		= -1,
 	.dev	= {
-		.platform_data	= heartbeat_bit_pos,
+		.platform_data	= &heartbeat_data,
 	},
 	.num_resources	= ARRAY_SIZE(heartbeat_resources),
 	.resource	= heartbeat_resources,

arch/sh/boards/se/7722/setup.c

@@ -18,12 +18,10 @@
 #include <asm/io.h>
 
 /* Heartbeat */
-static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
-
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start  = PA_LED,
-		.end    = PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
+		.end    = PA_LED,
 		.flags  = IORESOURCE_MEM,
 	},
 };
@@ -31,9 +29,6 @@ static struct resource heartbeat_resources[] = {
 static struct platform_device heartbeat_device = {
 	.name           = "heartbeat",
 	.id             = -1,
-	.dev    = {
-		.platform_data  = heartbeat_bit_pos,
-	},
 	.num_resources  = ARRAY_SIZE(heartbeat_resources),
 	.resource       = heartbeat_resources,
 };

arch/sh/boards/se/7751/setup.c

@@ -13,13 +13,19 @@
 #include <asm/machvec.h>
 #include <asm/se7751.h>
 #include <asm/io.h>
+#include <asm/heartbeat.h>
 
 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
 
+static struct heartbeat_data heartbeat_data = {
+	.bit_pos	= heartbeat_bit_pos,
+	.nr_bits	= ARRAY_SIZE(heartbeat_bit_pos),
+};
+
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= PA_LED,
-		.end	= PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
+		.end	= PA_LED,
 		.flags	= IORESOURCE_MEM,
 	},
 };
@@ -28,14 +34,13 @@ static struct platform_device heartbeat_device = {
 	.name		= "heartbeat",
 	.id		= -1,
 	.dev	= {
-		.platform_data	= heartbeat_bit_pos,
+		.platform_data	= &heartbeat_data,
 	},
 	.num_resources	= ARRAY_SIZE(heartbeat_resources),
 	.resource	= heartbeat_resources,
 };
 
 static struct platform_device *se7751_devices[] __initdata = {
-	&smc91x_device,
 	&heartbeat_device,
 };
 

arch/sh/boards/se/7780/irq.c

@@ -16,32 +16,6 @@
 #include <asm/io.h>
 #include <asm/se7780.h>
 
-static struct intc2_data intc2_irq_table[] = {
-	{ 2,  0, 31, 0, 31, 3 }, /* daughter board EXTINT1 */
-	{ 4,  0, 30, 0, 30, 3 }, /* daughter board EXTINT2 */
-	{ 6,  0, 29, 0, 29, 3 }, /* daughter board EXTINT3 */
-	{ 8,  0, 28, 0, 28, 3 }, /* SMC 91C111 (LAN) */
-	{ 10, 0, 27, 0, 27, 3 }, /* daughter board EXTINT4 */
-	{ 4,  0, 30, 0, 30, 3 }, /* daughter board EXTINT5 */
-	{ 2,  0, 31, 0, 31, 3 }, /* daughter board EXTINT6 */
-	{ 2,  0, 31, 0, 31, 3 }, /* daughter board EXTINT7 */
-	{ 2,  0, 31, 0, 31, 3 }, /* daughter board EXTINT8 */
-	{ 0 , 0, 24, 0, 24, 3 }, /* SM501 */
-};
-
-static struct intc2_desc intc2_irq_desc __read_mostly = {
-	.prio_base	= 0, /* N/A */
-	.msk_base	= 0xffd00044,
-	.mskclr_base	= 0xffd00064,
-
-	.intc2_data	= intc2_irq_table,
-	.nr_irqs	= ARRAY_SIZE(intc2_irq_table),
-
-	.chip = {
-		.name	= "INTC2-se7780",
-	},
-};
-
 /*
  * Initialize IRQ setting
  */
@@ -68,5 +42,5 @@ void __init init_se7780_IRQ(void)
 	/* FPGA + 0x0A */
 	ctrl_outw((IRQPIN_PCCPW << IRQPOS_PCCPW), FPGA_INTSEL3);
 
-	register_intc2_controller(&intc2_irq_desc);
+	plat_irq_setup_pins(IRQ_MODE_IRQ); /* install handlers for IRQ0-7 */
 }

arch/sh/boards/se/7780/setup.c

@@ -16,12 +16,10 @@
 #include <asm/io.h>
 
 /* Heartbeat */
-static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
-
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start  = PA_LED,
-		.end    = PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
+		.end    = PA_LED,
 		.flags  = IORESOURCE_MEM,
 	},
 };
@@ -29,9 +27,6 @@ static struct resource heartbeat_resources[] = {
 static struct platform_device heartbeat_device = {
 	.name           = "heartbeat",
 	.id             = -1,
-	.dev    = {
-		.platform_data  = heartbeat_bit_pos,
-	},
 	.num_resources  = ARRAY_SIZE(heartbeat_resources),
 	.resource       = heartbeat_resources,
 };

arch/sh/boards/sh03/setup.c

@@ -15,33 +15,9 @@
 #include <asm/sh03/sh03.h>
 #include <asm/addrspace.h>
 
-static struct ipr_data ipr_irq_table[] = {
-	{ IRL0_IRQ, 0, IRL0_IPR_POS, IRL0_PRIORITY },
-	{ IRL1_IRQ, 0, IRL1_IPR_POS, IRL1_PRIORITY },
-	{ IRL2_IRQ, 0, IRL2_IPR_POS, IRL2_PRIORITY },
-	{ IRL3_IRQ, 0, IRL3_IPR_POS, IRL3_PRIORITY },
-};
-
-static unsigned long ipr_offsets[] = {
-	INTC_IPRD,
-};
-
-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-sh03",
-	},
-};
-
 static void __init init_sh03_IRQ(void)
 {
-	ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
-	register_ipr_controller(&ipr_irq_desc);
+	plat_irq_setup_pins(IRQ_MODE_IRQ);
 }
 
 extern void *cf_io_base;
@@ -68,7 +44,7 @@ static void __init sh03_setup(char **cmdline_p)
 static struct resource heartbeat_resources[] = {
 	[0] = {
 		.start	= 0xa0800000,
-		.end	= 0xa0800000 + 8 - 1,
+		.end	= 0xa0800000,
 		.flags	= IORESOURCE_MEM,
 	},
 };

arch/sh/boards/shmin/setup.c

@@ -14,36 +14,12 @@
 
 #define PFC_PHCR	0xa400010eUL
 #define INTC_ICR1	0xa4000010UL
-#define INTC_IPRC	0xa4000016UL
-
-static struct ipr_data ipr_irq_table[] = {
-	{ 32, 0, 0, 0 },
-	{ 33, 0, 4, 0 },
-	{ 34, 0, 8, 8 },
-	{ 35, 0, 12, 0 },
-};
-
-static unsigned long ipr_offsets[] = {
-	INTC_IPRC,
-};
-
-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-shmin",
-	},
-};
 
 static void __init init_shmin_irq(void)
 {
 	ctrl_outw(0x2a00, PFC_PHCR);	// IRQ0-3=IRQ
 	ctrl_outw(0x0aaa, INTC_ICR1);	// IRQ0-3=IRQ-mode,Low-active.
-	register_ipr_controller(&ipr_irq_desc);
+	plat_irq_setup_pins(IRQ_MODE_IRQ);
 }
 
 static void __iomem *shmin_ioport_map(unsigned long port, unsigned int size)

arch/sh/boards/snapgear/setup.c

@@ -68,37 +68,11 @@ module_init(eraseconfig_init);
  * IRL3 = crypto
  */
 
-static struct ipr_data ipr_irq_table[] = {
-	{ IRL0_IRQ, 0, IRL0_IPR_POS, IRL0_PRIORITY },
-	{ IRL1_IRQ, 0, IRL1_IPR_POS, IRL1_PRIORITY },
-	{ IRL2_IRQ, 0, IRL2_IPR_POS, IRL2_PRIORITY },
-	{ IRL3_IRQ, 0, IRL3_IPR_POS, IRL3_PRIORITY },
-};
-
-static unsigned long ipr_offsets[] = {
-	INTC_IPRD,
-};
-
-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-snapgear",
-	},
-};
-
 static void __init init_snapgear_IRQ(void)
 {
-	/* enable individual interrupt mode for externals */
-	ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
-
 	printk("Setup SnapGear IRQ/IPR ...\n");
-
-	register_ipr_controller(&ipr_irq_desc);
+	/* enable individual interrupt mode for externals */
+	plat_irq_setup_pins(IRQ_MODE_IRQ);
 }
 
 /*

arch/sh/boards/titan/setup.c

@@ -12,38 +12,10 @@
 #include <asm/titan.h>
 #include <asm/io.h>
 
-static struct ipr_data ipr_irq_table[] = {
-	/* IRQ, IPR idx, shift, prio */
-	{ TITAN_IRQ_WAN,   3, 12, 8 },	/* eth0 (WAN) */
-	{ TITAN_IRQ_LAN,   3,  8, 8 },	/* eth1 (LAN) */
-	{ TITAN_IRQ_MPCIA, 3,  4, 8 },	/* mPCI A (top) */
-	{ TITAN_IRQ_USB,   3,  0, 8 },	/* mPCI B (bottom), USB */
-};
-
-static unsigned long ipr_offsets[] = { /* stolen from setup-sh7750.c */
-	0xffd00004UL,	/* 0: IPRA */
-	0xffd00008UL,	/* 1: IPRB */
-	0xffd0000cUL,	/* 2: IPRC */
-	0xffd00010UL,	/* 3: IPRD */
-};
-
-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-titan",
-	},
-};
 static void __init init_titan_irq(void)
 {
 	/* enable individual interrupt mode for externals */
-	ipr_irq_enable_irlm();
-	/* register ipr irqs */
-	register_ipr_controller(&ipr_irq_desc);
+	plat_irq_setup_pins(IRQ_MODE_IRQ);
 }
 
 static struct sh_machine_vector mv_titan __initmv = {

arch/sh/cchips/Kconfig

 menu "Companion Chips"
 
-config VOYAGERGX
-	bool "VoyagerGX chip support"
-	depends on SH_RTS7751R2D
-	help
-	  Selecting this option will support Silicon Motion, Inc. SM501.
-	  Designed to complement needs for the embedded industry, it
-	  provides video and 2D capability. To reduce system cost a
-	  wide variety of include I/O is supported, including analog RGB
-	  and digital LCD Panel interface, 8-bit parallel interface, USB,
-	  UART, IrDA, Zoom Video, AC97 or I2S, SSP, PWM, and I2C. There
-	  are additional GPIO bits that can be used to interface to
-	  external as well.
-
 config HD6446X_SERIES
 	bool
 

arch/sh/cchips/hd6446x/hd64461.c

@@ -14,6 +14,9 @@
 #include <asm/irq.h>
 #include <asm/hd64461.h>
 
+/* This belongs in cpu specific */
+#define INTC_ICR1 0xA4140010UL
+
 static void disable_hd64461_irq(unsigned int irq)
 {
 	unsigned short nimr;
@@ -121,10 +124,15 @@ int hd64461_irq_demux(int irq)
 			}
 		}
 	}
-	return __irq_demux(irq);
+	return irq;
 }
 
-static struct irqaction irq0 = { hd64461_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "HD64461", NULL, NULL };
+static struct irqaction irq0 = {
+	.handler = hd64461_interrupt,
+	.flags = IRQF_DISABLED,
+	.mask = CPU_MASK_NONE,
+	.name = "HD64461",
+};
 
 int __init setup_hd64461(void)
 {
@@ -143,6 +151,7 @@ int __init setup_hd64461(void)
 #endif
 	outw(0xffff, HD64461_NIMR);
 
+	/*  IRQ 80 -> 95 belongs to HD64461  */
 	for (i = HD64461_IRQBASE; i < HD64461_IRQBASE + 16; i++) {
 		irq_desc[i].chip = &hd64461_irq_type;
 	}

arch/sh/cchips/hd6446x/hd64465/setup.c

@@ -147,7 +147,12 @@ int hd64465_irq_demux(int irq)
 	return irq;
 }
 
-static struct irqaction irq0  = { hd64465_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "HD64465", NULL, NULL};
+static struct irqaction irq0  = {
+	.handler = hd64465_interrupt,
+	.flags = IRQF_DISABLED,
+	.mask = CPU_MASK_NONE,
+	.name = "HD64465",
+};
 
 
 static int __init setup_hd64465(void)

arch/sh/cchips/voyagergx/irq.c

@@ -23,149 +23,79 @@
 #include <asm/voyagergx.h>
 #include <asm/rts7751r2d.h>
 
-static void disable_voyagergx_irq(unsigned int irq)
-{
-	unsigned long val;
-	unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE);
-
-	pr_debug("disable_voyagergx_irq(%d): mask=%lx\n", irq, mask);
-	val = readl((void __iomem *)VOYAGER_INT_MASK);
-	val &= ~mask;
-	writel(val, (void __iomem *)VOYAGER_INT_MASK);
-}
-
-static void enable_voyagergx_irq(unsigned int irq)
-{
-	unsigned long val;
-	unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE);
-
-	pr_debug("disable_voyagergx_irq(%d): mask=%lx\n", irq, mask);
-	val = readl((void __iomem *)VOYAGER_INT_MASK);
-	val |= mask;
-	writel(val, (void __iomem *)VOYAGER_INT_MASK);
-}
-
-static void mask_and_ack_voyagergx(unsigned int irq)
-{
-	disable_voyagergx_irq(irq);
-}
-
-static void end_voyagergx_irq(unsigned int irq)
-{
-	if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-		enable_voyagergx_irq(irq);
-}
-
-static unsigned int startup_voyagergx_irq(unsigned int irq)
-{
-	enable_voyagergx_irq(irq);
-	return 0;
-}
-
-static void shutdown_voyagergx_irq(unsigned int irq)
-{
-	disable_voyagergx_irq(irq);
-}
-
-static struct hw_interrupt_type voyagergx_irq_type = {
-	.typename	= "VOYAGERGX-IRQ",
-	.startup	= startup_voyagergx_irq,
-	.shutdown	= shutdown_voyagergx_irq,
-	.enable		= enable_voyagergx_irq,
-	.disable	= disable_voyagergx_irq,
-	.ack		= mask_and_ack_voyagergx,
-	.end		= end_voyagergx_irq,
+enum {
+	UNUSED = 0,
+
+	/* voyager specific interrupt sources */
+	UP, G54, G53, G52, G51, G50, G49, G48,
+	I2C, PW, DMA, PCI, I2S, AC, US,
+	U1, U0, CV, MC, S1, S0,
+	UH, TWOD, ZD, PV, CI,
 };
 
-static irqreturn_t voyagergx_interrupt(int irq, void *dev_id)
-{
-	printk(KERN_INFO
-	       "VoyagerGX: spurious interrupt, status: 0x%x\n",
-			(unsigned int)readl((void __iomem *)INT_STATUS));
-	return IRQ_HANDLED;
-}
-
-static struct {
-	int (*func)(int, void *);
-	void *dev;
-} voyagergx_demux[VOYAGER_IRQ_NUM];
+static struct intc_vect vectors[] __initdata = {
+	INTC_IRQ(UP, IRQ_SM501_UP), INTC_IRQ(G54, IRQ_SM501_G54),
+	INTC_IRQ(G53, IRQ_SM501_G53), INTC_IRQ(G52, IRQ_SM501_G52),
+	INTC_IRQ(G51, IRQ_SM501_G51), INTC_IRQ(G50, IRQ_SM501_G50),
+	INTC_IRQ(G49, IRQ_SM501_G49), INTC_IRQ(G48, IRQ_SM501_G48),
+	INTC_IRQ(I2C, IRQ_SM501_I2C), INTC_IRQ(PW, IRQ_SM501_PW),
+	INTC_IRQ(DMA, IRQ_SM501_DMA), INTC_IRQ(PCI, IRQ_SM501_PCI),
+	INTC_IRQ(I2S, IRQ_SM501_I2S), INTC_IRQ(AC, IRQ_SM501_AC),
+	INTC_IRQ(US, IRQ_SM501_US), INTC_IRQ(U1, IRQ_SM501_U1),
+	INTC_IRQ(U0, IRQ_SM501_U0), INTC_IRQ(CV, IRQ_SM501_CV),
+	INTC_IRQ(MC, IRQ_SM501_MC), INTC_IRQ(S1, IRQ_SM501_S1),
+	INTC_IRQ(S0, IRQ_SM501_S0), INTC_IRQ(UH, IRQ_SM501_UH),
+	INTC_IRQ(TWOD, IRQ_SM501_2D), INTC_IRQ(ZD, IRQ_SM501_ZD),
+	INTC_IRQ(PV, IRQ_SM501_PV), INTC_IRQ(CI, IRQ_SM501_CI),
+};
 
-void voyagergx_register_irq_demux(int irq,
-		int (*demux)(int irq, void *dev), void *dev)
-{
-	voyagergx_demux[irq - VOYAGER_IRQ_BASE].func = demux;
-	voyagergx_demux[irq - VOYAGER_IRQ_BASE].dev = dev;
-}
+static struct intc_mask_reg mask_registers[] __initdata = {
+	{ VOYAGER_INT_MASK, 0, 32, /* "Interrupt Mask", MMIO_base + 0x30 */
+	  { UP, G54, G53, G52, G51, G50, G49, G48,
+	    I2C, PW, 0, DMA, PCI, I2S, AC, US,
+	    0, 0, U1, U0, CV, MC, S1, S0,
+	    0, UH, 0, 0, TWOD, ZD, PV, CI } },
+};
 
-void voyagergx_unregister_irq_demux(int irq)
-{
-	voyagergx_demux[irq - VOYAGER_IRQ_BASE].func = 0;
-}
+static DECLARE_INTC_DESC(intc_desc, "voyagergx", vectors,
+			 NULL, NULL, mask_registers, NULL, NULL);
+
+static unsigned int voyagergx_stat2irq[32] = {
+	IRQ_SM501_CI, IRQ_SM501_PV, IRQ_SM501_ZD, IRQ_SM501_2D,
+	0, 0, IRQ_SM501_UH, 0,
+	IRQ_SM501_S0, IRQ_SM501_S1, IRQ_SM501_MC, IRQ_SM501_CV,
+	IRQ_SM501_U0, IRQ_SM501_U1, 0, 0,
+	IRQ_SM501_US, IRQ_SM501_AC, IRQ_SM501_I2S, IRQ_SM501_PCI,
+	IRQ_SM501_DMA, 0, IRQ_SM501_PW, IRQ_SM501_I2C,
+	IRQ_SM501_G48, IRQ_SM501_G49, IRQ_SM501_G50, IRQ_SM501_G51,
+	IRQ_SM501_G52, IRQ_SM501_G53, IRQ_SM501_G54, IRQ_SM501_UP
+};
 
-int voyagergx_irq_demux(int irq)
+static void voyagergx_irq_demux(unsigned int irq, struct irq_desc *desc)
 {
-
-	if (irq == IRQ_VOYAGER ) {
-		unsigned long i = 0, bit __attribute__ ((unused));
-		unsigned long val  = readl((void __iomem *)INT_STATUS);
-
-		if (val & (1 << 1))
-			i = 1;
-		else if (val & (1 << 2))
-			i = 2;
-		else if (val & (1 << 6))
-			i = 6;
-		else if (val & (1 << 10))
-			i = 10;
-		else if (val & (1 << 11))
-			i = 11;
-		else if (val & (1 << 12))
-			i = 12;
-		else if (val & (1 << 17))
-			i = 17;
-		else
-			printk("Unexpected IRQ irq = %d status = 0x%08lx\n", irq, val);
-		pr_debug("voyagergx_irq_demux %ld \n", i);
-		if (i < VOYAGER_IRQ_NUM) {
-			irq = VOYAGER_IRQ_BASE + i;
-			if (voyagergx_demux[i].func != 0)
-				irq = voyagergx_demux[i].func(irq,
-						voyagergx_demux[i].dev);
+	unsigned long intv = ctrl_inl(INT_STATUS);
+	struct irq_desc *ext_desc;
+	unsigned int ext_irq;
+	unsigned int k = 0;
+
+	while (intv) {
+		ext_irq = voyagergx_stat2irq[k];
+		if (ext_irq && (intv & 1)) {
+			ext_desc = irq_desc + ext_irq;
+			handle_level_irq(ext_irq, ext_desc);
 		}
+		intv >>= 1;
+		k++;
 	}
-	return irq;
 }
 
-static struct irqaction irq0  = {
-	.name		= "voyagergx",
-	.handler	= voyagergx_interrupt,
-	.flags		= IRQF_DISABLED,
-	.mask		= CPU_MASK_NONE,
-};
-
 void __init setup_voyagergx_irq(void)
 {
-	int i, flag;
-
-	printk(KERN_INFO "VoyagerGX configured at 0x%x on irq %d(mapped into %d to %d)\n",
-	       VOYAGER_BASE,
+	printk(KERN_INFO "VoyagerGX on irq %d (mapped into %d to %d)\n",
 	       IRQ_VOYAGER,
 	       VOYAGER_IRQ_BASE,
 	       VOYAGER_IRQ_BASE + VOYAGER_IRQ_NUM - 1);
 
-	for (i=0; i<VOYAGER_IRQ_NUM; i++) {
-		flag = 0;
-		switch (VOYAGER_IRQ_BASE + i) {
-		case VOYAGER_USBH_IRQ:
-		case VOYAGER_8051_IRQ:
-		case VOYAGER_UART0_IRQ:
-		case VOYAGER_UART1_IRQ:
-		case VOYAGER_AC97_IRQ:
-			flag = 1;
-		}
-		if (flag == 1)
-			irq_desc[VOYAGER_IRQ_BASE + i].chip = &voyagergx_irq_type;
-	}
-
-	setup_irq(IRQ_VOYAGER, &irq0);
+	register_intc_controller(&intc_desc);
+	set_irq_chained_handler(IRQ_VOYAGER, voyagergx_irq_demux);
 }

arch/sh/configs/dreamcast_defconfig

 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.22-rc4
-# Sat Jul  7 03:47:45 2007
+# Linux kernel version: 2.6.23-rc7
+# Fri Sep 21 15:46:27 2007
 #
 CONFIG_SUPERH=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
@@ -18,30 +18,26 @@ CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
-# Code maturity level options
+# General setup
 #
 CONFIG_EXPERIMENTAL=y
 CONFIG_BROKEN_ON_SMP=y
 CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
-
-#
-# General setup
-#
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
-# CONFIG_IPC_NS is not set
 CONFIG_SYSVIPC_SYSCTL=y
 # CONFIG_POSIX_MQUEUE is not set
 CONFIG_BSD_PROCESS_ACCT=y
 # CONFIG_BSD_PROCESS_ACCT_V3 is not set
 # CONFIG_TASKSTATS is not set
-# CONFIG_UTS_NS is not set
+# CONFIG_USER_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
@@ -64,7 +60,6 @@ CONFIG_FUTEX=y
 CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
-CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_VM_EVENT_COUNTERS=y
@@ -74,24 +69,17 @@ CONFIG_SLAB=y
 CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
-
-#
-# Loadable module support
-#
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_FORCE_UNLOAD is not set
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_KMOD=y
-
-#
-# Block layer
-#
 CONFIG_BLOCK=y
 # CONFIG_LBD is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_LSF is not set
+# CONFIG_BLK_DEV_BSG is not set
 
 #
 # IO Schedulers
@@ -112,7 +100,6 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
 CONFIG_CPU_SH4=y
 # CONFIG_CPU_SUBTYPE_SH7619 is not set
 # CONFIG_CPU_SUBTYPE_SH7206 is not set
-# CONFIG_CPU_SUBTYPE_SH7300 is not set
 # CONFIG_CPU_SUBTYPE_SH7705 is not set
 # CONFIG_CPU_SUBTYPE_SH7706 is not set
 # CONFIG_CPU_SUBTYPE_SH7707 is not set
@@ -120,6 +107,7 @@ CONFIG_CPU_SH4=y
 # CONFIG_CPU_SUBTYPE_SH7709 is not set
 # CONFIG_CPU_SUBTYPE_SH7710 is not set
 # CONFIG_CPU_SUBTYPE_SH7712 is not set
+# CONFIG_CPU_SUBTYPE_SH7720 is not set
 # CONFIG_CPU_SUBTYPE_SH7750 is not set
 CONFIG_CPU_SUBTYPE_SH7091=y
 # CONFIG_CPU_SUBTYPE_SH7750R is not set
@@ -134,7 +122,6 @@ CONFIG_CPU_SUBTYPE_SH7091=y
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
 # CONFIG_CPU_SUBTYPE_SH7785 is not set
 # CONFIG_CPU_SUBTYPE_SHX3 is not set
-# CONFIG_CPU_SUBTYPE_SH73180 is not set
 # CONFIG_CPU_SUBTYPE_SH7343 is not set
 # CONFIG_CPU_SUBTYPE_SH7722 is not set
 
@@ -177,7 +164,9 @@ CONFIG_NR_QUICK=2
 # Cache configuration
 #
 # CONFIG_SH_DIRECT_MAPPED is not set
-# CONFIG_SH_WRITETHROUGH is not set
+CONFIG_CACHE_WRITEBACK=y
+# CONFIG_CACHE_WRITETHROUGH is not set
+# CONFIG_CACHE_OFF is not set
 
 #
 # Processor features
@@ -185,12 +174,11 @@ CONFIG_NR_QUICK=2
 CONFIG_CPU_LITTLE_ENDIAN=y
 # CONFIG_CPU_BIG_ENDIAN is not set
 CONFIG_SH_FPU=y
-# CONFIG_SH_DSP is not set
 CONFIG_SH_STORE_QUEUES=y
 CONFIG_CPU_HAS_INTEVT=y
-CONFIG_CPU_HAS_IPR_IRQ=y
 CONFIG_CPU_HAS_SR_RB=y
 CONFIG_CPU_HAS_PTEA=y
+CONFIG_CPU_HAS_FPU=y
 
 #
 # Board support
@@ -270,6 +258,7 @@ CONFIG_CMDLINE="console=ttySC1,115200 panic=3"
 #
 # Bus options
 #
+CONFIG_MAPLE=y
 CONFIG_PCI=y
 CONFIG_SH_PCIDMA_NONCOHERENT=y
 CONFIG_PCI_AUTO=y
@@ -368,6 +357,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_MAC80211 is not set
 # CONFIG_IEEE80211 is not set
 # CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
 
 #
 # Device Drivers
@@ -380,27 +370,10 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
 # CONFIG_SYS_HYPERVISOR is not set
-
-#
-# Connector - unified userspace <-> kernelspace linker
-#
 # CONFIG_CONNECTOR is not set
 # CONFIG_MTD is not set
-
-#
-# Parallel port support
-#
 # CONFIG_PARPORT is not set
-
-#
-# Plug and Play support
-#
-# CONFIG_PNPACPI is not set
-
-#
-# Block devices
-#
-# CONFIG_BLK_CPQ_DA is not set
+CONFIG_BLK_DEV=y
 # CONFIG_BLK_CPQ_CISS_DA is not set
 # CONFIG_BLK_DEV_DAC960 is not set
 # CONFIG_BLK_DEV_UMEM is not set
@@ -411,14 +384,11 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_BLK_DEV_RAM is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
-
-#
-# Misc devices
-#
+CONFIG_MISC_DEVICES=y
 # CONFIG_PHANTOM is not set
+# CONFIG_EEPROM_93CX6 is not set
 # CONFIG_SGI_IOC4 is not set
 # CONFIG_TIFM_CORE is not set
-# CONFIG_BLINK is not set
 # CONFIG_IDE is not set
 
 #
@@ -426,12 +396,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # CONFIG_RAID_ATTRS is not set
 # CONFIG_SCSI is not set
+# CONFIG_SCSI_DMA is not set
 # CONFIG_SCSI_NETLINK is not set
 # CONFIG_ATA is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
 # CONFIG_MD is not set
 
 #
@@ -444,26 +411,16 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
-
-#
-# I2O device support
-#
 # CONFIG_I2O is not set
-
-#
-# Network device support
-#
 CONFIG_NETDEVICES=y
+# CONFIG_NETDEVICES_MULTIQUEUE is not set
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
 # CONFIG_EQUALIZER is not set
 # CONFIG_TUN is not set
 # CONFIG_ARCNET is not set
 # CONFIG_PHYLIB is not set
-
-#
-# Ethernet (10 or 100Mbit)
-#
 CONFIG_NET_ETHERNET=y
 CONFIG_MII=y
 # CONFIG_STNIC is not set
@@ -472,10 +429,6 @@ CONFIG_MII=y
 # CONFIG_CASSINI is not set
 # CONFIG_NET_VENDOR_3COM is not set
 # CONFIG_SMC91X is not set
-
-#
-# Tulip family network device support
-#
 # CONFIG_NET_TULIP is not set
 # CONFIG_HP100 is not set
 CONFIG_NET_PCI=y
@@ -520,15 +473,7 @@ CONFIG_8139TOO=y
 # CONFIG_NETCONSOLE is not set
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
-
-#
-# ISDN subsystem
-#
 # CONFIG_ISDN is not set
-
-#
-# Telephony Support
-#
 # CONFIG_PHONE is not set
 
 #
@@ -536,6 +481,7 @@ CONFIG_8139TOO=y
 #
 CONFIG_INPUT=y
 # CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
 
 #
 # Userland interfaces
@@ -606,10 +552,6 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 CONFIG_UNIX98_PTYS=y
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
-
-#
-# IPMI
-#
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
@@ -631,10 +573,6 @@ CONFIG_HW_RANDOM=y
 # CONFIG_APPLICOM is not set
 # CONFIG_DRM is not set
 # CONFIG_RAW_DRIVER is not set
-
-#
-# TPM devices
-#
 # CONFIG_TCG_TPM is not set
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
@@ -644,11 +582,8 @@ CONFIG_DEVPORT=y
 #
 # CONFIG_SPI is not set
 # CONFIG_SPI_MASTER is not set
-
-#
-# Dallas's 1-wire bus
-#
 # CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 
 #
@@ -673,6 +608,7 @@ CONFIG_DEVPORT=y
 #
 # CONFIG_DISPLAY_SUPPORT is not set
 # CONFIG_VGASTATE is not set
+CONFIG_VIDEO_OUTPUT_CONTROL=m
 CONFIG_FB=y
 CONFIG_FIRMWARE_EDID=y
 # CONFIG_FB_DDC is not set
@@ -699,7 +635,6 @@ CONFIG_FB_DEFERRED_IO=y
 # CONFIG_FB_ASILIANT is not set
 # CONFIG_FB_IMSTT is not set
 CONFIG_FB_PVR2=y
-# CONFIG_FB_EPSON1355 is not set
 # CONFIG_FB_S1D13XXX is not set
 # CONFIG_FB_NVIDIA is not set
 # CONFIG_FB_RIVA is not set
@@ -725,6 +660,7 @@ CONFIG_FB_PVR2=y
 #
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
 # CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
@@ -749,16 +685,10 @@ CONFIG_LOGO_SUPERH_CLUT224=y
 # Sound
 #
 # CONFIG_SOUND is not set
-
-#
-# HID Devices
-#
+CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
 # CONFIG_HID_DEBUG is not set
-
-#
-# USB support
-#
+CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
 CONFIG_USB_ARCH_HAS_EHCI=y
@@ -773,32 +703,8 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 #
 # CONFIG_USB_GADGET is not set
 # CONFIG_MMC is not set
-
-#
-# LED devices
-#
 # CONFIG_NEW_LEDS is not set
-
-#
-# LED drivers
-#
-
-#
-# LED Triggers
-#
-
-#
-# InfiniBand support
-#
 # CONFIG_INFINIBAND is not set
-
-#
-# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
-#
-
-#
-# Real Time Clock
-#
 # CONFIG_RTC_CLASS is not set
 
 #
@@ -814,6 +720,11 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # DMA Devices
 #
 
+#
+# Userspace I/O
+#
+# CONFIG_UIO is not set
+
 #
 # File systems
 #
@@ -890,7 +801,6 @@ CONFIG_RAMFS=y
 # CONFIG_NCP_FS is not set
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
-# CONFIG_9P_FS is not set
 
 #
 # Partition Types
@@ -935,10 +845,6 @@ CONFIG_ENABLE_MUST_CHECK=y
 #
 # CONFIG_KEYS is not set
 # CONFIG_SECURITY is not set
-
-#
-# Cryptographic options
-#
 # CONFIG_CRYPTO is not set
 
 #
@@ -949,6 +855,7 @@ CONFIG_BITREVERSE=y
 # CONFIG_CRC16 is not set
 # CONFIG_CRC_ITU_T is not set
 CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
 # CONFIG_LIBCRC32C is not set
 CONFIG_PLIST=y
 CONFIG_HAS_IOMEM=y

arch/sh/drivers/dma/Kconfig

@@ -12,6 +12,7 @@ config SH_DMA
 config NR_ONCHIP_DMA_CHANNELS
 	int
 	depends on SH_DMA
+	default "6" if CPU_SUBTYPE_SH7720
 	default "8" if CPU_SUBTYPE_SH7750R || CPU_SUBTYPE_SH7751R
 	default "12" if CPU_SUBTYPE_SH7780
 	default "4"

arch/sh/drivers/dma/dma-sh.c

@@ -24,11 +24,17 @@ static int dmte_irq_map[] = {
 	DMTE1_IRQ,
 	DMTE2_IRQ,
 	DMTE3_IRQ,
-#if defined(CONFIG_CPU_SUBTYPE_SH7751R) ||	\
+#if defined(CONFIG_CPU_SUBTYPE_SH7720)  ||	\
+    defined(CONFIG_CPU_SUBTYPE_SH7751R) ||	\
     defined(CONFIG_CPU_SUBTYPE_SH7760)  ||	\
+    defined(CONFIG_CPU_SUBTYPE_SH7709)  ||	\
     defined(CONFIG_CPU_SUBTYPE_SH7780)
 	DMTE4_IRQ,
 	DMTE5_IRQ,
+#endif
+#if defined(CONFIG_CPU_SUBTYPE_SH7751R) ||	\
+    defined(CONFIG_CPU_SUBTYPE_SH7760)  ||	\
+    defined(CONFIG_CPU_SUBTYPE_SH7780)
 	DMTE6_IRQ,
 	DMTE7_IRQ,
 #endif
@@ -196,7 +202,8 @@ static int sh_dmac_get_dma_residue(struct dma_channel *chan)
 	return ctrl_inl(DMATCR[chan->chan]) << calc_xmit_shift(chan);
 }
 
-#ifdef CONFIG_CPU_SUBTYPE_SH7780
+#if defined(CONFIG_CPU_SUBTYPE_SH7720) || \
+    defined(CONFIG_CPU_SUBTYPE_SH7780)
 #define dmaor_read_reg()	ctrl_inw(DMAOR)
 #define dmaor_write_reg(data)	ctrl_outw(data, DMAOR)
 #else

arch/sh/drivers/heartbeat.c

@@ -24,24 +24,44 @@
 #include <linux/sched.h>
 #include <linux/timer.h>
 #include <linux/io.h>
+#include <asm/heartbeat.h>
 
 #define DRV_NAME "heartbeat"
-#define DRV_VERSION "0.1.0"
+#define DRV_VERSION "0.1.1"
 
-struct heartbeat_data {
-	void __iomem *base;
-	unsigned char bit_pos[8];
-	struct timer_list timer;
-};
+static unsigned char default_bit_pos[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
+
+static inline void heartbeat_toggle_bit(struct heartbeat_data *hd,
+					unsigned bit, unsigned int inverted)
+{
+	unsigned int new;
+
+	new = (1 << hd->bit_pos[bit]);
+	if (inverted)
+		new = ~new;
+
+	switch (hd->regsize) {
+	case 32:
+		iowrite32(new, hd->base);
+		break;
+	case 16:
+		iowrite16(new, hd->base);
+		break;
+	default:
+		iowrite8(new, hd->base);
+		break;
+	}
+}
 
 static void heartbeat_timer(unsigned long data)
 {
 	struct heartbeat_data *hd = (struct heartbeat_data *)data;
 	static unsigned bit = 0, up = 1;
 
-	ctrl_outw(1 << hd->bit_pos[bit], (unsigned long)hd->base);
+	heartbeat_toggle_bit(hd, bit, hd->flags & HEARTBEAT_INVERTED);
+
 	bit += up;
-	if ((bit == 0) || (bit == ARRAY_SIZE(hd->bit_pos)-1))
+	if ((bit == 0) || (bit == (hd->nr_bits)-1))
 		up = -up;
 
 	mod_timer(&hd->timer, jiffies + (110 - ((300 << FSHIFT) /
@@ -64,21 +84,31 @@ static int heartbeat_drv_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
-	hd = kmalloc(sizeof(struct heartbeat_data), GFP_KERNEL);
+	if (pdev->dev.platform_data) {
+		hd = pdev->dev.platform_data;
+	} else {
+		hd = kzalloc(sizeof(struct heartbeat_data), GFP_KERNEL);
 		if (unlikely(!hd))
 			return -ENOMEM;
+	}
 
-	if (pdev->dev.platform_data) {
-		memcpy(hd->bit_pos, pdev->dev.platform_data,
-		       ARRAY_SIZE(hd->bit_pos));
-	} else {
-		int i;
+	hd->base = ioremap_nocache(res->start, res->end - res->start + 1);
+	if (!unlikely(hd->base)) {
+		dev_err(&pdev->dev, "ioremap failed\n");
+
+		if (!pdev->dev.platform_data)
+			kfree(hd);
+
+		return -ENXIO;
+	}
 
-		for (i = 0; i < ARRAY_SIZE(hd->bit_pos); i++)
-			hd->bit_pos[i] = i;
+	if (!hd->nr_bits) {
+		hd->bit_pos = default_bit_pos;
+		hd->nr_bits = ARRAY_SIZE(default_bit_pos);
 	}
 
-	hd->base = (void __iomem *)(unsigned long)res->start;
+	if (!hd->regsize)
+		hd->regsize = 8;	/* default access size */
 
 	setup_timer(&hd->timer, heartbeat_timer, (unsigned long)hd);
 	platform_set_drvdata(pdev, hd);
@@ -91,9 +121,11 @@ static int heartbeat_drv_remove(struct platform_device *pdev)
 	struct heartbeat_data *hd = platform_get_drvdata(pdev);
 
 	del_timer_sync(&hd->timer);
+	iounmap(hd->base);
 
 	platform_set_drvdata(pdev, NULL);
 
+	if (!pdev->dev.platform_data)
 		kfree(hd);
 
 	return 0;

arch/sh/drivers/pci/ops-rts7751r2d.c

@@ -19,10 +19,10 @@
 #include "pci-sh4.h"
 
 static u8 rts7751r2d_irq_tab[] __initdata = {
-	IRQ_PCISLOT1,
-	IRQ_PCISLOT2,
-	IRQ_PCMCIA,
-	IRQ_PCIETH,
+	IRQ_PCI_INTA,
+	IRQ_PCI_INTB,
+	IRQ_PCI_INTC,
+	IRQ_PCI_INTD,
 };
 
 int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)

arch/sh/drivers/pci/pci-sh7780.c

@@ -79,19 +79,6 @@ static int __init sh7780_pci_init(void)
 		ctrl_outl(0xAAAA0000, INTC_ICR1);
 		/* INTPRI: priority=3(all) */
 		ctrl_outl(0x33333333, INTC_INTPRI);
-	} else {
-		/* INTC SH-4 Mode */
-		ctrl_outl(0x00200000, INTC_ICR0);
-		/* enable PCIINTA - PCIINTD */
-		ctrl_outl(0x00078000, INTC_INT2MSKCR);
-		/* disable IRL4-7 Interrupt */
-		ctrl_outl(0x40000000, INTC_INTMSK1);
-		/* disable IRL4-7 Interrupt */
-		ctrl_outl(0x0000fffe, INTC_INTMSK2);
-		/* enable IRL0-3 Interrupt */
-		ctrl_outl(0x80000000, INTC_INTMSKCLR1);
-		/* enable IRL0-3 Interrupt */
-		ctrl_outl(0xfffe0000, INTC_INTMSKCLR2);
 	}
 
 	if ((ret = sh4_pci_check_direct()) != 0)

arch/sh/kernel/cpu/clock.c

@@ -83,6 +83,8 @@ static void propagate_rate(struct clk *clk)
 			continue;
 		if (likely(clkp->ops && clkp->ops->recalc))
 			clkp->ops->recalc(clkp);
+		if (unlikely(clkp->flags & CLK_RATE_PROPAGATES))
+			propagate_rate(clkp);
 	}
 }
 

arch/sh/kernel/cpu/init.c

@@ -22,6 +22,7 @@
 #include <asm/cache.h>
 #include <asm/io.h>
 #include <asm/ubc.h>
+#include <asm/smp.h>
 
 /*
  * Generic wrapper for command line arguments to disable on-chip
@@ -143,12 +144,15 @@ static void __init cache_init(void)
 		flags &= ~CCR_CACHE_EMODE;
 #endif
 
-#ifdef CONFIG_SH_WRITETHROUGH
-	/* Turn on Write-through caching */
+#if defined(CONFIG_CACHE_WRITETHROUGH)
+	/* Write-through */
 	flags |= CCR_CACHE_WT;
-#else
-	/* .. or default to Write-back */
+#elif defined(CONFIG_CACHE_WRITEBACK)
+	/* Write-back */
 	flags |= CCR_CACHE_CB;
+#else
+	/* Off */
+	flags &= ~CCR_CACHE_ENABLE;
 #endif
 
 	ctrl_outl(flags, CCR);
@@ -213,8 +217,11 @@ static void __init dsp_init(void)
  * Each processor family is still responsible for doing its own probing
  * and cache configuration in detect_cpu_and_cache_system().
  */
-asmlinkage void __init sh_cpu_init(void)
+
+asmlinkage void __cpuinit sh_cpu_init(void)
 {
+	current_thread_info()->cpu = hard_smp_processor_id();
+
 	/* First, probe the CPU */
 	detect_cpu_and_cache_system();
 
@@ -224,6 +231,7 @@ asmlinkage void __init sh_cpu_init(void)
 	/* Init the cache */
 	cache_init();
 
+	if (raw_smp_processor_id() == 0)
 		shm_align_mask = max_t(unsigned long,
 				       current_cpu_data.dcache.way_size - 1,
 				       PAGE_SIZE - 1);
@@ -265,6 +273,7 @@ asmlinkage void __init sh_cpu_init(void)
 	 * like PTRACE_SINGLESTEP or doing hardware watchpoints in GDB.  So ..
 	 * we wake it up and hope that all is well.
 	 */
+	if (raw_smp_processor_id() == 0)
 		ubc_wakeup();
 	speculative_execution_init();
 }

arch/sh/kernel/cpu/irq/Makefile

 #
 # Makefile for the Linux/SuperH CPU-specifc IRQ handlers.
 #
-obj-y	+= imask.o
+obj-y	+= imask.o intc.o
 
 obj-$(CONFIG_CPU_HAS_IPR_IRQ)		+= ipr.o
 obj-$(CONFIG_CPU_HAS_MASKREG_IRQ)	+= maskreg.o
-obj-$(CONFIG_CPU_HAS_INTC_IRQ)		+= intc.o
-obj-$(CONFIG_CPU_HAS_INTC2_IRQ)		+= intc2.o

arch/sh/kernel/cpu/irq/intc2.c

-/*
- * Interrupt handling for INTC2-based IRQ.
- *
- * Copyright (C) 2001 David J. Mckay (david.mckay@st.com)
- * Copyright (C) 2005, 2006 Paul Mundt (lethal@linux-sh.org)
- *
- * May be copied or modified under the terms of the GNU General Public
- * License.  See linux/COPYING for more information.
- *
- * These are the "new Hitachi style" interrupts, as present on the
- * Hitachi 7751, the STM ST40 STB1, SH7760, and SH7780.
- */
-#include <linux/kernel.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <asm/smp.h>
-
-static inline struct intc2_desc *get_intc2_desc(unsigned int irq)
-{
-	struct irq_chip *chip = get_irq_chip(irq);
-	return (void *)((char *)chip - offsetof(struct intc2_desc, chip));
-}
-
-static void disable_intc2_irq(unsigned int irq)
-{
-	struct intc2_data *p = get_irq_chip_data(irq);
-	struct intc2_desc *d = get_intc2_desc(irq);
-
-	ctrl_outl(1 << p->msk_shift, d->msk_base + p->msk_offset +
-				     (hard_smp_processor_id() * 4));
-}
-
-static void enable_intc2_irq(unsigned int irq)
-{
-	struct intc2_data *p = get_irq_chip_data(irq);
-	struct intc2_desc *d = get_intc2_desc(irq);
-
-	ctrl_outl(1 << p->msk_shift, d->mskclr_base + p->msk_offset +
-				     (hard_smp_processor_id() * 4));
-}
-
-/*
- * Setup an INTC2 style interrupt.
- * NOTE: Unlike IPR interrupts, parameters are not shifted by this code,
- * allowing the use of the numbers straight out of the datasheet.
- * For example:
- *    PIO1 which is INTPRI00[19,16] and INTMSK00[13]
- * would be:               ^     ^             ^  ^
- *                         |     |             |  |
- *     { 84,		   0,   16,            0, 13 },
- *
- * in the intc2_data table.
- */
-void register_intc2_controller(struct intc2_desc *desc)
-{
-	int i;
-
-	desc->chip.mask = disable_intc2_irq;
-	desc->chip.unmask = enable_intc2_irq;
-	desc->chip.mask_ack = disable_intc2_irq;
-
-	for (i = 0; i < desc->nr_irqs; i++) {
-		unsigned long ipr, flags;
-		struct intc2_data *p = desc->intc2_data + i;
-
-		disable_irq_nosync(p->irq);
-
-		if (desc->prio_base) {
-			/* Set the priority level */
-			local_irq_save(flags);
-
-			ipr = ctrl_inl(desc->prio_base + p->ipr_offset);
-			ipr &= ~(0xf << p->ipr_shift);
-			ipr |= p->priority << p->ipr_shift;
-			ctrl_outl(ipr, desc->prio_base + p->ipr_offset);
-
-			local_irq_restore(flags);
-		}
-
-		set_irq_chip_and_handler_name(p->irq, &desc->chip,
-					      handle_level_irq, "level");
-		set_irq_chip_data(p->irq, p);
-
-		disable_intc2_irq(p->irq);
-	}
-}

arch/sh/kernel/cpu/sh2/probe.c

@@ -10,26 +10,25 @@
  * for more details.
  */
 #include <linux/init.h>
-#include <linux/smp.h>
 #include <asm/processor.h>
 #include <asm/cache.h>
 
 int __init detect_cpu_and_cache_system(void)
 {
 #if defined(CONFIG_CPU_SUBTYPE_SH7619)
-	current_cpu_data.type			= CPU_SH7619;
-	current_cpu_data.dcache.ways		= 4;
-	current_cpu_data.dcache.way_incr	= (1<<12);
-	current_cpu_data.dcache.sets		= 256;
-	current_cpu_data.dcache.entry_shift	= 4;
-	current_cpu_data.dcache.linesz		= L1_CACHE_BYTES;
-	current_cpu_data.dcache.flags		= 0;
+	boot_cpu_data.type			= CPU_SH7619;
+	boot_cpu_data.dcache.ways		= 4;
+	boot_cpu_data.dcache.way_incr	= (1<<12);
+	boot_cpu_data.dcache.sets		= 256;
+	boot_cpu_data.dcache.entry_shift	= 4;
+	boot_cpu_data.dcache.linesz		= L1_CACHE_BYTES;
+	boot_cpu_data.dcache.flags		= 0;
 #endif
 	/*
 	 * SH-2 doesn't have separate caches
 	 */
-	current_cpu_data.dcache.flags |= SH_CACHE_COMBINED;
-	current_cpu_data.icache = current_cpu_data.dcache;
+	boot_cpu_data.dcache.flags |= SH_CACHE_COMBINED;
+	boot_cpu_data.icache = boot_cpu_data.dcache;
 
 	return 0;
 }

arch/sh/kernel/cpu/sh2a/probe.c

@@ -17,15 +17,15 @@
 int __init detect_cpu_and_cache_system(void)
 {
 	/* Just SH7206 for now .. */
-	current_cpu_data.type			= CPU_SH7206;
-	current_cpu_data.flags			|= CPU_HAS_OP32;
+	boot_cpu_data.type			= CPU_SH7206;
+	boot_cpu_data.flags			|= CPU_HAS_OP32;
 
-	current_cpu_data.dcache.ways		= 4;
-	current_cpu_data.dcache.way_incr	= (1 << 11);
-	current_cpu_data.dcache.sets		= 128;
-	current_cpu_data.dcache.entry_shift	= 4;
-	current_cpu_data.dcache.linesz		= L1_CACHE_BYTES;
-	current_cpu_data.dcache.flags		= 0;
+	boot_cpu_data.dcache.ways		= 4;
+	boot_cpu_data.dcache.way_incr	= (1 << 11);
+	boot_cpu_data.dcache.sets		= 128;
+	boot_cpu_data.dcache.entry_shift	= 4;
+	boot_cpu_data.dcache.linesz		= L1_CACHE_BYTES;
+	boot_cpu_data.dcache.flags		= 0;
 
 	/*
 	 * The icache is the same as the dcache as far as this setup is
@@ -33,7 +33,7 @@ int __init detect_cpu_and_cache_system(void)
 	 * lacks the U bit that the dcache has, none of this has any bearing
 	 * on the cache info.
 	 */
-	current_cpu_data.icache		= current_cpu_data.dcache;
+	boot_cpu_data.icache		= boot_cpu_data.dcache;
 
 	return 0;
 }

arch/sh/kernel/cpu/sh3/Makefile

@@ -6,12 +6,13 @@ obj-y	:= ex.o probe.o entry.o
 
 # CPU subtype setup
 obj-$(CONFIG_CPU_SUBTYPE_SH7705)	+= setup-sh7705.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7706)	+= setup-sh7709.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7707)	+= setup-sh7709.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7708)	+= setup-sh7708.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7709)	+= setup-sh7709.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7706)	+= setup-sh770x.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7707)	+= setup-sh770x.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7708)	+= setup-sh770x.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7709)	+= setup-sh770x.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7710)	+= setup-sh7710.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7712)	+= setup-sh7710.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7720)	+= setup-sh7720.o
 
 # Primary on-chip clocks (common)
 clock-$(CONFIG_CPU_SH3)			:= clock-sh3.o
@@ -19,5 +20,6 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7705)	:= clock-sh7705.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7706)	:= clock-sh7706.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7709)	:= clock-sh7709.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7710)	:= clock-sh7710.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7720)	:= clock-sh7710.o
 
 obj-y	+= $(clock-y)

arch/sh/kernel/cpu/sh4/sq.c

@@ -58,11 +58,11 @@ do {						\
  */
 void sq_flush_range(unsigned long start, unsigned int len)
 {
-	volatile unsigned long *sq = (unsigned long *)start;
+	unsigned long *sq = (unsigned long *)start;
 
 	/* Flush the queues */
 	for (len >>= 5; len--; sq += 8)
-		prefetchw((void *)sq);
+		prefetchw(sq);
 
 	/* Wait for completion */
 	store_queue_barrier();

arch/sh/kernel/cpu/sh4a/Makefile

@@ -10,6 +10,9 @@ obj-$(CONFIG_CPU_SUBTYPE_SH7343)	+= setup-sh7343.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7722)	+= setup-sh7722.o
 obj-$(CONFIG_CPU_SUBTYPE_SHX3)		+= setup-shx3.o
 
+# SMP setup
+smp-$(CONFIG_CPU_SUBTYPE_SHX3)		:= smp-shx3.o
+
 # Primary on-chip clocks (common)
 clock-$(CONFIG_CPU_SUBTYPE_SH7770)	:= clock-sh7770.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7780)	:= clock-sh7780.o
@@ -19,3 +22,4 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7722)	:= clock-sh7722.o
 clock-$(CONFIG_CPU_SUBTYPE_SHX3)	:= clock-shx3.o
 
 obj-y			+= $(clock-y)
+obj-$(CONFIG_SMP)	+= $(smp-y)

arch/sh/kernel/cpu/sh4a/setup-sh7343.c

@@ -41,3 +41,7 @@ static int __init sh7343_devices_setup(void)
 				    ARRAY_SIZE(sh7343_devices));
 }
 __initcall(sh7343_devices_setup);
+
+void __init plat_irq_setup(void)
+{
+}

arch/sh/kernel/cpu/sh4a/setup-sh7770.c

@@ -51,3 +51,7 @@ static int __init sh7770_devices_setup(void)
 				    ARRAY_SIZE(sh7770_devices));
 }
 __initcall(sh7770_devices_setup);
+
+void __init plat_irq_setup(void)
+{
+}