[ARM] 3088/1: PXA: Add machine support for the Sharp SL-6000x series of PDAs

Patch from Dirk Opfer

This patch adds basic machine support for the Sharp SL-6000x (Tosa) PDAs.

Signed-off-by: Dirk Opfer
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 170 insertions, 2 deletions

diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 3e5f69b..b380a438 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -27,7 +27,8 @@ config PXA_SHARPSL
 	  Say Y here if you intend to run this kernel on a
 	  Sharp Zaurus SL-5600 (Poodle), SL-C700 (Corgi),
 	  SL-C750 (Shepherd), SL-C760 (Husky), SL-C1000 (Akita),
-	  SL-C3000 (Spitz) or SL-C3100 (Borzoi) handheld computer.
+	  SL-C3000 (Spitz), SL-C3100 (Borzoi) or SL-C6000x (Tosa)
+	  handheld computer.
 
 endchoice
 
@@ -37,7 +38,7 @@ choice
 	prompt "Select target Sharp Zaurus device range"
 
 config PXA_SHARPSL_25x
-	bool "Sharp PXA25x models (SL-5600 and SL-C7xx)"
+	bool "Sharp PXA25x models (SL-5600, SL-C7xx and SL-C6000x)"
 	select PXA25x
 
 config PXA_SHARPSL_27x
@@ -80,6 +81,10 @@ config MACH_BORZOI
 	depends PXA_SHARPSL_27x
 	select PXA_SHARP_Cxx00
 
+config MACH_TOSA
+	bool "Enable Sharp SL-6000x (Tosa) Support"
+	depends PXA_SHARPSL
+
 config PXA25x
 	bool
 	help
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index f609a0f..8bc72d0 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -14,6 +14,7 @@ obj-$(CONFIG_ARCH_PXA_IDP) += idp.o
 obj-$(CONFIG_PXA_SHARP_C7xx)	+= corgi.o corgi_ssp.o corgi_lcd.o ssp.o
 obj-$(CONFIG_PXA_SHARP_Cxx00)	+= spitz.o corgi_ssp.o corgi_lcd.o ssp.o
 obj-$(CONFIG_MACH_POODLE)	+= poodle.o
+obj-$(CONFIG_MACH_TOSA)         += tosa.o
 
 # Support for blinky lights
 led-y := leds.o
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
new file mode 100644
index 0000000..400609f
--- /dev/null
+++ b/arch/arm/mach-pxa/tosa.c
@@ -0,0 +1,162 @@
+/*
+ *  Support for Sharp SL-C6000x PDAs
+ *  Model: (Tosa)
+ *
+ *  Copyright (c) 2005 Dirk Opfer
+ *
+ *	Based on code written by Sharp/Lineo for 2.4 kernels
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/major.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/mmc/host.h>
+
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/irq.h>
+#include <asm/arch/irda.h>
+#include <asm/arch/mmc.h>
+#include <asm/arch/udc.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/irq.h>
+#include <asm/arch/tosa.h>
+
+#include <asm/hardware/scoop.h>
+#include <asm/mach/sharpsl_param.h>
+
+#include "generic.h"
+
+
+/*
+ * SCOOP Device
+ */
+static struct resource tosa_scoop_resources[] = {
+	[0] = {
+		.start	= TOSA_CF_PHYS,
+		.end	= TOSA_CF_PHYS + 0xfff,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct scoop_config tosa_scoop_setup = {
+	.io_dir 	= TOSA_SCOOP_IO_DIR,
+	.io_out		= TOSA_SCOOP_IO_OUT,
+
+};
+
+struct platform_device tosascoop_device = {
+	.name		= "sharp-scoop",
+	.id		= 0,
+	.dev		= {
+ 		.platform_data	= &tosa_scoop_setup,
+	},
+	.num_resources	= ARRAY_SIZE(tosa_scoop_resources),
+	.resource	= tosa_scoop_resources,
+};
+
+
+/*
+ * SCOOP Device Jacket
+ */
+static struct resource tosa_scoop_jc_resources[] = {
+	[0] = {
+		.start		= TOSA_SCOOP_PHYS + 0x40,
+		.end		= TOSA_SCOOP_PHYS + 0xfff,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct scoop_config tosa_scoop_jc_setup = {
+	.io_dir 	= TOSA_SCOOP_JC_IO_DIR,
+	.io_out		= TOSA_SCOOP_JC_IO_OUT,
+};
+
+struct platform_device tosascoop_jc_device = {
+	.name		= "sharp-scoop",
+	.id		= 1,
+	.dev		= {
+ 		.platform_data	= &tosa_scoop_jc_setup,
+		.parent 	= &tosascoop_device.dev,
+	},
+	.num_resources	= ARRAY_SIZE(tosa_scoop_jc_resources),
+	.resource	= tosa_scoop_jc_resources,
+};
+
+static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
+{
+	.dev        = &tosascoop_device.dev,
+	.irq        = TOSA_IRQ_GPIO_CF_IRQ,
+	.cd_irq     = TOSA_IRQ_GPIO_CF_CD,
+	.cd_irq_str = "PCMCIA0 CD",
+},{
+	.dev        = &tosascoop_jc_device.dev,
+	.irq        = TOSA_IRQ_GPIO_JC_CF_IRQ,
+	.cd_irq     = -1,
+},
+};
+
+
+static struct platform_device *devices[] __initdata = {
+	&tosascoop_device,
+	&tosascoop_jc_device,
+};
+
+static void __init tosa_init(void)
+{
+	pxa_gpio_mode(TOSA_GPIO_ON_RESET | GPIO_IN);
+	pxa_gpio_mode(TOSA_GPIO_TC6393_INT | GPIO_IN);
+
+	/* setup sleep mode values */
+	PWER  = 0x00000002;
+	PFER  = 0x00000000;
+	PRER  = 0x00000002;
+	PGSR0 = 0x00000000;
+	PGSR1 = 0x00FF0002;
+	PGSR2 = 0x00014000;
+	PCFR |= PCFR_OPDE;
+
+	// enable batt_fault
+	PMCR = 0x01;
+
+	platform_add_devices(devices, ARRAY_SIZE(devices));
+
+	scoop_num = 2;
+	scoop_devs = &tosa_pcmcia_scoop[0];
+}
+
+static void __init fixup_tosa(struct machine_desc *desc,
+		struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+	sharpsl_save_param();
+	mi->nr_banks=1;
+	mi->bank[0].start = 0xa0000000;
+	mi->bank[0].node = 0;
+	mi->bank[0].size = (64*1024*1024);
+}
+
+MACHINE_START(TOSA, "SHARP Tosa")
+	.phys_ram	= 0xa0000000,
+	.phys_io	= 0x40000000,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.fixup          = fixup_tosa,
+	.map_io         = pxa_map_io,
+	.init_irq       = pxa_init_irq,
+	.init_machine   = tosa_init,
+	.timer          = &pxa_timer,
+MACHINE_END