[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 3e5f69bb5ac4..b380a438e68f 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 f609a0f232cb..8bc72d07cea8 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 000000000000..400609f8b6a8
--- /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