[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>

5 files changed, 341 insertions, 2 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 983f9e9aed6..23337f88c50 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -297,6 +297,11 @@ P:	Richard Purdie
 M:	rpurdie@rpsys.net
 S:	Maintained
 
+ARM/TOSA MACHINE SUPPORT
+P:	Dirk Opfer
+M:	dirk@opfer-online.de
+S:	Maintained
+
 ARM/PLEB SUPPORT
 P:	Peter Chubb
 M:	pleb@gelato.unsw.edu.au
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 3e5f69bb5ac..b380a438e68 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 f609a0f232c..8bc72d07cea 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 00000000000..400609f8b6a
--- /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
diff --git a/include/asm-arm/arch-pxa/tosa.h b/include/asm-arm/arch-pxa/tosa.h
new file mode 100644
index 00000000000..c3364a2c475
--- /dev/null
+++ b/include/asm-arm/arch-pxa/tosa.h
@@ -0,0 +1,166 @@
+/*
+ * Hardware specific definitions for Sharp SL-C6000x series of PDAs
+ *
+ * Copyright (c) 2005 Dirk Opfer
+ *
+ * Based on Sharp's 2.4 kernel patches
+ *
+ * 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.
+ *
+ */
+#ifndef _ASM_ARCH_TOSA_H_
+#define _ASM_ARCH_TOSA_H_ 1
+
+/*  TOSA Chip selects  */
+#define TOSA_LCDC_PHYS		PXA_CS4_PHYS
+/* Internel Scoop */
+#define TOSA_CF_PHYS		(PXA_CS2_PHYS + 0x00800000)
+/* Jacket Scoop */
+#define TOSA_SCOOP_PHYS  	(PXA_CS5_PHYS + 0x00800000)
+
+/*
+ * SCOOP2 internal GPIOs
+ */
+#define TOSA_SCOOP_PXA_VCORE1		SCOOP_GPCR_PA11
+#define TOSA_SCOOP_TC6393_REST_IN	SCOOP_GPCR_PA12
+#define TOSA_SCOOP_IR_POWERDWN		SCOOP_GPCR_PA13
+#define TOSA_SCOOP_SD_WP		SCOOP_GPCR_PA14
+#define TOSA_SCOOP_PWR_ON		SCOOP_GPCR_PA15
+#define TOSA_SCOOP_AUD_PWR_ON		SCOOP_GPCR_PA16
+#define TOSA_SCOOP_BT_RESET		SCOOP_GPCR_PA17
+#define TOSA_SCOOP_BT_PWR_EN		SCOOP_GPCR_PA18
+#define TOSA_SCOOP_AC_IN_OL		SCOOP_GPCR_PA19
+
+/* GPIO Direction   1 : output mode / 0:input mode */
+#define TOSA_SCOOP_IO_DIR     ( TOSA_SCOOP_PXA_VCORE1 | TOSA_SCOOP_TC6393_REST_IN | \
+		TOSA_SCOOP_IR_POWERDWN | TOSA_SCOOP_PWR_ON | TOSA_SCOOP_AUD_PWR_ON |\
+		TOSA_SCOOP_BT_RESET | TOSA_SCOOP_BT_PWR_EN )
+/* GPIO out put level when init   1: Hi */
+#define TOSA_SCOOP_IO_OUT     ( TOSA_SCOOP_TC6393_REST_IN )
+
+/*
+ * SCOOP2 jacket GPIOs
+ */
+#define TOSA_SCOOP_JC_BT_LED		SCOOP_GPCR_PA11
+#define TOSA_SCOOP_JC_NOTE_LED		SCOOP_GPCR_PA12
+#define TOSA_SCOOP_JC_CHRG_ERR_LED	SCOOP_GPCR_PA13
+#define TOSA_SCOOP_JC_USB_PULLUP	SCOOP_GPCR_PA14
+#define TOSA_SCOOP_JC_TC6393_SUSPEND	SCOOP_GPCR_PA15
+#define TOSA_SCOOP_JC_TC3693_L3V_ON	SCOOP_GPCR_PA16
+#define TOSA_SCOOP_JC_WLAN_DETECT	SCOOP_GPCR_PA17
+#define TOSA_SCOOP_JC_WLAN_LED		SCOOP_GPCR_PA18
+#define TOSA_SCOOP_JC_CARD_LIMIT_SEL	SCOOP_GPCR_PA19
+
+/* GPIO Direction   1 : output mode / 0:input mode */
+#define TOSA_SCOOP_JC_IO_DIR ( TOSA_SCOOP_JC_BT_LED | TOSA_SCOOP_JC_NOTE_LED | \
+		TOSA_SCOOP_JC_CHRG_ERR_LED | TOSA_SCOOP_JC_USB_PULLUP | \
+		TOSA_SCOOP_JC_TC6393_SUSPEND | TOSA_SCOOP_JC_TC3693_L3V_ON | \
+		TOSA_SCOOP_JC_WLAN_LED | TOSA_SCOOP_JC_CARD_LIMIT_SEL )
+/* GPIO out put level when init   1: Hi */
+#define TOSA_SCOOP_JC_IO_OUT ( 0 )
+
+/*
+ * Timing Generator
+ */
+#define TG_PNLCTL 			0x00
+#define TG_TPOSCTL 			0x01
+#define TG_DUTYCTL 			0x02
+#define TG_GPOSR 			0x03
+#define TG_GPODR1 			0x04
+#define TG_GPODR2 			0x05
+#define TG_PINICTL 			0x06
+#define TG_HPOSCTL 			0x07
+
+/*
+ * LED
+ */
+#define TOSA_SCOOP_LED_BLUE   		TOSA_SCOOP_GPCR_PA11
+#define TOSA_SCOOP_LED_GREEN  		TOSA_SCOOP_GPCR_PA12
+#define TOSA_SCOOP_LED_ORANGE		TOSA_SCOOP_GPCR_PA13
+#define TOSA_SCOOP_LED_WLAN		TOSA_SCOOP_GPCR_PA18
+
+
+/*
+ * PXA GPIOs
+ */
+#define TOSA_GPIO_POWERON		(0)
+#define TOSA_GPIO_RESET			(1)
+#define TOSA_GPIO_AC_IN			(2)
+#define TOSA_GPIO_RECORD_BTN		(3)
+#define TOSA_GPIO_SYNC			(4)	/* Cradle SYNC Button */
+#define TOSA_GPIO_USB_IN		(5)
+#define TOSA_GPIO_JACKET_DETECT		(7)
+#define TOSA_GPIO_nSD_DETECT		(9)
+#define TOSA_GPIO_nSD_INT		(10)
+#define TOSA_GPIO_TC6393_CLK		(11)
+#define TOSA_GPIO_BAT1_CRG		(12)
+#define TOSA_GPIO_CF_CD			(13)
+#define TOSA_GPIO_BAT0_CRG		(14)
+#define TOSA_GPIO_TC6393_INT		(15)
+#define TOSA_GPIO_BAT0_LOW		(17)
+#define TOSA_GPIO_TC6393_RDY		(18)
+#define TOSA_GPIO_ON_RESET		(19)
+#define TOSA_GPIO_EAR_IN		(20)
+#define TOSA_GPIO_CF_IRQ		(21)	/* CF slot0 Ready */
+#define TOSA_GPIO_ON_KEY		(22)
+#define TOSA_GPIO_VGA_LINE		(27)
+#define TOSA_GPIO_TP_INT		(32)	/* Touch Panel pen down interrupt */
+#define TOSA_GPIO_JC_CF_IRQ		(36)	/* CF slot1 Ready */
+#define TOSA_GPIO_BAT_LOCKED		(38)	/* Battery locked */
+#define TOSA_GPIO_TG_SPI_SCLK		(81)
+#define TOSA_GPIO_TG_SPI_CS		(82)
+#define TOSA_GPIO_TG_SPI_MOSI		(83)
+#define TOSA_GPIO_BAT1_LOW		(84)
+
+#define TOSA_GPIO_HP_IN			GPIO_EAR_IN
+
+#define TOSA_GPIO_MAIN_BAT_LOW		GPIO_BAT0_LOW
+
+#define TOSA_KEY_STROBE_NUM		(11)
+#define TOSA_KEY_SENSE_NUM		(7)
+
+#define TOSA_GPIO_HIGH_STROBE_BIT	(0xfc000000)
+#define TOSA_GPIO_LOW_STROBE_BIT	(0x0000001f)
+#define TOSA_GPIO_ALL_SENSE_BIT		(0x00000fe0)
+#define TOSA_GPIO_ALL_SENSE_RSHIFT	(5)
+#define TOSA_GPIO_STROBE_BIT(a)		GPIO_bit(58+(a))
+#define TOSA_GPIO_SENSE_BIT(a)		GPIO_bit(69+(a))
+#define TOSA_GAFR_HIGH_STROBE_BIT	(0xfff00000)
+#define TOSA_GAFR_LOW_STROBE_BIT	(0x000003ff)
+#define TOSA_GAFR_ALL_SENSE_BIT		(0x00fffc00)
+#define TOSA_GPIO_KEY_SENSE(a) 		(69+(a))
+#define TOSA_GPIO_KEY_STROBE(a)		(58+(a))
+
+/*
+ * Interrupts
+ */
+#define TOSA_IRQ_GPIO_WAKEUP        	IRQ_GPIO(TOSA_GPIO_WAKEUP)
+#define TOSA_IRQ_GPIO_AC_IN         	IRQ_GPIO(TOSA_GPIO_AC_IN)
+#define TOSA_IRQ_GPIO_RECORD_BTN    	IRQ_GPIO(TOSA_GPIO_RECORD_BTN)
+#define TOSA_IRQ_GPIO_SYNC          	IRQ_GPIO(TOSA_GPIO_SYNC)
+#define TOSA_IRQ_GPIO_USB_IN        	IRQ_GPIO(TOSA_GPIO_USB_IN)
+#define TOSA_IRQ_GPIO_JACKET_DETECT 	IRQ_GPIO(TOSA_GPIO_JACKET_DETECT)
+#define TOSA_IRQ_GPIO_nSD_INT       	IRQ_GPIO(TOSA_GPIO_nSD_INT)
+#define TOSA_IRQ_GPIO_nSD_DETECT    	IRQ_GPIO(TOSA_GPIO_nSD_DETECT)
+#define TOSA_IRQ_GPIO_BAT1_CRG      	IRQ_GPIO(TOSA_GPIO_BAT1_CRG)
+#define TOSA_IRQ_GPIO_CF_CD         	IRQ_GPIO(TOSA_GPIO_CF_CD)
+#define TOSA_IRQ_GPIO_BAT0_CRG      	IRQ_GPIO(TOSA_GPIO_BAT0_CRG)
+#define TOSA_IRQ_GPIO_TC6393_INT    	IRQ_GPIO(TOSA_GPIO_TC6393_INT)
+#define TOSA_IRQ_GPIO_BAT0_LOW      	IRQ_GPIO(TOSA_GPIO_BAT0_LOW)
+#define TOSA_IRQ_GPIO_EAR_IN        	IRQ_GPIO(TOSA_GPIO_EAR_IN)
+#define TOSA_IRQ_GPIO_CF_IRQ        	IRQ_GPIO(TOSA_GPIO_CF_IRQ)
+#define TOSA_IRQ_GPIO_ON_KEY        	IRQ_GPIO(TOSA_GPIO_ON_KEY)
+#define TOSA_IRQ_GPIO_VGA_LINE      	IRQ_GPIO(TOSA_GPIO_VGA_LINE)
+#define TOSA_IRQ_GPIO_TP_INT        	IRQ_GPIO(TOSA_GPIO_TP_INT)
+#define TOSA_IRQ_GPIO_JC_CF_IRQ     	IRQ_GPIO(TOSA_GPIO_JC_CF_IRQ)
+#define TOSA_IRQ_GPIO_BAT_LOCKED    	IRQ_GPIO(TOSA_GPIO_BAT_LOCKED)
+#define TOSA_IRQ_GPIO_BAT1_LOW      	IRQ_GPIO(TOSA_GPIO_BAT1_LOW)
+#define TOSA_IRQ_GPIO_KEY_SENSE(a)  	IRQ_GPIO(69+(a))
+
+#define TOSA_IRQ_GPIO_MAIN_BAT_LOW 	IRQ_GPIO(TOSA_GPIO_MAIN_BAT_LOW)
+
+extern struct platform_device tosascoop_jc_device;
+extern struct platform_device tosascoop_device;
+#endif /* _ASM_ARCH_TOSA_H_ */