[ARM] 3666/1: TRIZEPS4 [1/5] core

Patch from Jürgen Schindele

This patch adds support for Trizeps4 SoM and ConXS-evalboard
from "Keith und Koep" This DIMM-module is based on PXA270.

Signed-off-by: Jürgen Schindele <linux@schindele.name>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

6 files changed, 629 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index ea5137f319c4..03d07cae26c8 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -35,6 +35,10 @@ config PXA_SHARPSL
           SL-C3000 (Spitz), SL-C3100 (Borzoi) or SL-C6000x (Tosa)
           handheld computer.
 
+config MACH_TRIZEPS4
+        bool "Keith und Koep Trizeps4 DIMM-Module"
+        select PXA27x
+
 endchoice
 
 if PXA_SHARPSL
@@ -55,6 +59,21 @@ endchoice
 
 endif
 
+if MACH_TRIZEPS4
+
+choice
+        prompt "Select base board for Trizeps 4 module"
+
+config MACH_TRIZEPS4_CONXS
+        bool "ConXS Eval Board"
+
+config MACH_TRIZEPS4_ANY
+        bool "another Board"
+
+endchoice
+
+endif
+
 endmenu
 
 config MACH_POODLE
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index 1610690be419..9093eb1c94eb 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -12,6 +12,7 @@ obj-$(CONFIG_ARCH_LUBBOCK) += lubbock.o
 obj-$(CONFIG_MACH_LOGICPD_PXA270) += lpd270.o
 obj-$(CONFIG_MACH_MAINSTONE) += mainstone.o
 obj-$(CONFIG_ARCH_PXA_IDP) += idp.o
+obj-$(CONFIG_MACH_TRIZEPS4)     += trizeps4.o
 obj-$(CONFIG_PXA_SHARP_C7xx)    += corgi.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o corgi_pm.o
 obj-$(CONFIG_PXA_SHARP_Cxx00)   += spitz.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o spitz_pm.o
 obj-$(CONFIG_MACH_AKITA)        += akita-ioexp.o
@@ -23,6 +24,7 @@ led-y := leds.o
 led-$(CONFIG_ARCH_LUBBOCK) += leds-lubbock.o
 led-$(CONFIG_MACH_MAINSTONE) += leds-mainstone.o
 led-$(CONFIG_ARCH_PXA_IDP) += leds-idp.o
+led-$(CONFIG_MACH_TRIZEPS4) += leds-trizeps4.o
 
 obj-$(CONFIG_LEDS) += $(led-y)
 
diff --git a/arch/arm/mach-pxa/leds-trizeps4.c b/arch/arm/mach-pxa/leds-trizeps4.c
new file mode 100644
index 000000000000..14cfc85e44b5
--- /dev/null
+++ b/arch/arm/mach-pxa/leds-trizeps4.c
@@ -0,0 +1,134 @@
+/*
+ * linux/arch/arm/mach-pxa/leds-trizeps4.c
+ *
+ *  Author:     Jürgen Schindele
+ *  Created:    20 02, 2006
+ *  Copyright:  Jürgen Schindele
+ *
+ * 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/config.h>
+#include <linux/init.h>
+
+#include <asm/hardware.h>
+#include <asm/system.h>
+#include <asm/types.h>
+#include <asm/leds.h>
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/trizeps4.h>
+
+#include "leds.h"
+
+#define LED_STATE_ENABLED       1
+#define LED_STATE_CLAIMED       2
+
+#define SYS_BUSY                0x01
+#define HEARTBEAT               0x02
+#define BLINK                   0x04
+
+static unsigned int led_state;
+static unsigned int hw_led_state;
+
+void trizeps4_leds_event(led_event_t evt)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+
+        switch (evt) {
+        case led_start:
+                hw_led_state = 0;
+                pxa_gpio_mode( GPIO_SYS_BUSY_LED  | GPIO_OUT);          /* LED1 */
+                pxa_gpio_mode( GPIO_HEARTBEAT_LED | GPIO_OUT);          /* LED2 */
+                led_state = LED_STATE_ENABLED;
+                break;
+
+        case led_stop:
+                led_state &= ~LED_STATE_ENABLED;
+                break;
+
+        case led_claim:
+                led_state |= LED_STATE_CLAIMED;
+                hw_led_state = 0;
+                break;
+
+        case led_release:
+                led_state &= ~LED_STATE_CLAIMED;
+                hw_led_state = 0;
+                break;
+
+#ifdef CONFIG_LEDS_TIMER
+        case led_timer:
+                hw_led_state ^= HEARTBEAT;
+                break;
+#endif
+
+#ifdef CONFIG_LEDS_CPU
+        case led_idle_start:
+                hw_led_state &= ~SYS_BUSY;
+                break;
+
+        case led_idle_end:
+                hw_led_state |= SYS_BUSY;
+                break;
+#endif
+
+        case led_halted:
+                break;
+
+        case led_green_on:
+                hw_led_state |= BLINK;
+                break;
+
+        case led_green_off:
+                hw_led_state &= ~BLINK;
+                break;
+
+        case led_amber_on:
+                break;
+
+        case led_amber_off:
+                break;
+
+        case led_red_on:
+                break;
+
+        case led_red_off:
+                break;
+
+        default:
+                break;
+        }
+
+        if  (led_state & LED_STATE_ENABLED) {
+                switch (hw_led_state) {
+                        case 0:
+                                GPSR(GPIO_SYS_BUSY_LED)  |= GPIO_bit(GPIO_SYS_BUSY_LED);
+                                GPSR(GPIO_HEARTBEAT_LED) |= GPIO_bit(GPIO_HEARTBEAT_LED);
+                                break;
+                        case 1:
+                                GPCR(GPIO_SYS_BUSY_LED)  |= GPIO_bit(GPIO_SYS_BUSY_LED);
+                                GPSR(GPIO_HEARTBEAT_LED) |= GPIO_bit(GPIO_HEARTBEAT_LED);
+                                break;
+                        case 2:
+                                GPSR(GPIO_SYS_BUSY_LED)  |= GPIO_bit(GPIO_SYS_BUSY_LED);
+                                GPCR(GPIO_HEARTBEAT_LED) |= GPIO_bit(GPIO_HEARTBEAT_LED);
+                                break;
+                        case 3:
+                                GPCR(GPIO_SYS_BUSY_LED)  |= GPIO_bit(GPIO_SYS_BUSY_LED);
+                                GPCR(GPIO_HEARTBEAT_LED) |= GPIO_bit(GPIO_HEARTBEAT_LED);
+                                break;
+                }
+        }
+        else {
+                /* turn all off */
+                GPSR(GPIO_SYS_BUSY_LED)  |= GPIO_bit(GPIO_SYS_BUSY_LED);
+                GPSR(GPIO_HEARTBEAT_LED) |= GPIO_bit(GPIO_HEARTBEAT_LED);
+        }
+
+        local_irq_restore(flags);
+}
diff --git a/arch/arm/mach-pxa/leds.c b/arch/arm/mach-pxa/leds.c
index bbe4d5f6afaa..e13eb841e48d 100644
--- a/arch/arm/mach-pxa/leds.c
+++ b/arch/arm/mach-pxa/leds.c
@@ -24,6 +24,8 @@ pxa_leds_init(void)
                 leds_event = mainstone_leds_event;
         if (machine_is_pxa_idp())
                 leds_event = idp_leds_event;
+        if (machine_is_trizeps4())
+                leds_event = trizeps4_leds_event;
 
         leds_event(led_start);
         return 0;
diff --git a/arch/arm/mach-pxa/leds.h b/arch/arm/mach-pxa/leds.h
index d98f6e93c12b..4f829b8c39dd 100644
--- a/arch/arm/mach-pxa/leds.h
+++ b/arch/arm/mach-pxa/leds.h
@@ -10,3 +10,4 @@
 extern void idp_leds_event(led_event_t evt);
 extern void lubbock_leds_event(led_event_t evt);
 extern void mainstone_leds_event(led_event_t evt);
+extern void trizeps4_leds_event(led_event_t evt);
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
new file mode 100644
index 000000000000..4ffff9e95eca
--- /dev/null
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -0,0 +1,471 @@
+/*
+ *  linux/arch/arm/mach-pxa/trizeps4.c
+ *
+ *  Support for the Keith und Koep Trizeps4 Module Platform.
+ *
+ *  Author:     Jürgen Schindele
+ *  Created:    20 02, 2006
+ *  Copyright:  Jürgen Schindele
+ *
+ *  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/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/sysdev.h>
+#include <linux/interrupt.h>
+#include <linux/sched.h>
+#include <linux/bitops.h>
+#include <linux/fb.h>
+#include <linux/ioport.h>
+#include <linux/delay.h>
+#include <linux/serial_8250.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/types.h>
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/irq.h>
+#include <asm/sizes.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/flash.h>
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/trizeps4.h>
+#include <asm/arch/audio.h>
+#include <asm/arch/pxafb.h>
+#include <asm/arch/mmc.h>
+#include <asm/arch/irda.h>
+#include <asm/arch/ohci.h>
+
+#include "generic.h"
+
+/********************************************************************************************
+ * ONBOARD FLASH
+ ********************************************************************************************/
+static struct mtd_partition trizeps4_partitions[] = {
+        {
+                .name =         "Bootloader",
+                .size =         0x00040000,
+                .offset =       0,
+                .mask_flags =   MTD_WRITEABLE  /* force read-only */
+        },{
+                .name =         "Kernel",
+                .size =         0x00400000,
+                .offset =       0x00040000
+        },{
+                .name =         "Filesystem",
+                .size =         MTDPART_SIZ_FULL,
+                .offset =       0x00440000
+        }
+};
+
+static struct flash_platform_data trizeps4_flash_data[] = {
+        {
+                .map_name       = "cfi_probe",
+                .parts          = trizeps4_partitions,
+                .nr_parts       = ARRAY_SIZE(trizeps4_partitions)
+        }
+};
+
+static struct resource flash_resource = {
+        .start  = PXA_CS0_PHYS,
+        .end    = PXA_CS0_PHYS + SZ_64M - 1,
+        .flags  = IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+        .name           = "pxa2xx-flash",
+        .id             = 0,
+        .dev = {
+                .platform_data = &trizeps4_flash_data,
+        },
+        .resource = &flash_resource,
+        .num_resources = 1,
+};
+
+/********************************************************************************************
+ * DAVICOM DM9000 Ethernet
+ ********************************************************************************************/
+static struct resource dm9000_resources[] = {
+        [0] = {
+                .start  = TRIZEPS4_ETH_PHYS+0x300,
+                .end    = TRIZEPS4_ETH_PHYS+0x400-1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = TRIZEPS4_ETH_PHYS+0x8300,
+                .end    = TRIZEPS4_ETH_PHYS+0x8400-1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [2] = {
+                .start  = TRIZEPS4_ETH_IRQ,
+                .end    = TRIZEPS4_ETH_IRQ,
+                .flags  = (IORESOURCE_IRQ | IRQT_RISING),
+        },
+};
+
+static struct platform_device dm9000_device = {
+        .name           = "dm9000",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(dm9000_resources),
+        .resource       = dm9000_resources,
+};
+
+/********************************************************************************************
+ * PXA270 serial ports
+ ********************************************************************************************/
+static struct plat_serial8250_port tri_serial_ports[] = {
+#ifdef CONFIG_SERIAL_PXA
+        /* this uses the own PXA driver */
+        {
+                0,
+        },
+#else
+        /* this uses the generic 8520 driver */
+        [0] = {
+                .membase        = (void *)&FFUART,
+                .irq            = IRQ_FFUART,
+                .flags          = UPF_BOOT_AUTOCONF,
+                .iotype         = UPIO_MEM32,
+                .regshift       = 2,
+                .uartclk        = (921600*16),
+        },
+        [1] = {
+                .membase        = (void *)&BTUART,
+                .irq            = IRQ_BTUART,
+                .flags          = UPF_BOOT_AUTOCONF,
+                .iotype         = UPIO_MEM32,
+                .regshift       = 2,
+                .uartclk        = (921600*16),
+        },
+        {
+                0,
+        },
+#endif
+};
+
+static struct platform_device uart_devices = {
+        .name           = "serial8250",
+        .id             = 0,
+        .dev            = {
+                .platform_data  = tri_serial_ports,
+        },
+        .num_resources  = 0,
+        .resource       = NULL,
+};
+
+/********************************************************************************************
+ * PXA270 ac97 sound codec
+ ********************************************************************************************/
+static struct platform_device ac97_audio_device = {
+        .name           = "pxa2xx-ac97",
+        .id             = -1,
+};
+
+static struct platform_device * trizeps4_devices[] __initdata = {
+        &flash_device,
+        &uart_devices,
+        &dm9000_device,
+        &ac97_audio_device,
+};
+
+#ifdef CONFIG_MACH_TRIZEPS4_CONXS
+static short trizeps_conxs_bcr;
+
+/* PCCARD power switching supports only 3,3V */
+void board_pcmcia_power(int power)
+{
+        if (power) {
+                /* switch power on, put in reset and enable buffers */
+                trizeps_conxs_bcr |= power;
+                trizeps_conxs_bcr |= ConXS_BCR_CF_RESET;
+                trizeps_conxs_bcr &= ~(ConXS_BCR_CF_BUF_EN);
+                ConXS_BCR = trizeps_conxs_bcr;
+                /* wait a little */
+                udelay(2000);
+                /* take reset away */
+                trizeps_conxs_bcr &= ~(ConXS_BCR_CF_RESET);
+                ConXS_BCR = trizeps_conxs_bcr;
+                udelay(2000);
+        } else {
+                /* put in reset */
+                trizeps_conxs_bcr |= ConXS_BCR_CF_RESET;
+                ConXS_BCR = trizeps_conxs_bcr;
+                udelay(1000);
+                /* switch power off */
+                trizeps_conxs_bcr &= ~(0xf);
+                ConXS_BCR = trizeps_conxs_bcr;
+
+        }
+        pr_debug("%s: o%s 0x%x\n", __FUNCTION__, power ? "n": "ff", trizeps_conxs_bcr);
+}
+
+/* backlight power switching for LCD panel */
+static void board_backlight_power(int on)
+{
+        if (on) {
+                trizeps_conxs_bcr |= ConXS_BCR_L_DISP;
+        } else {
+                trizeps_conxs_bcr &= ~ConXS_BCR_L_DISP;
+        }
+        pr_debug("%s: o%s 0x%x\n", __FUNCTION__, on ? "n" : "ff", trizeps_conxs_bcr);
+        ConXS_BCR = trizeps_conxs_bcr;
+}
+
+/* Powersupply for MMC/SD cardslot */
+static void board_mci_power(struct device *dev, unsigned int vdd)
+{
+        struct pxamci_platform_data* p_d = dev->platform_data;
+
+        if (( 1 << vdd) & p_d->ocr_mask) {
+                pr_debug("%s: on\n", __FUNCTION__);
+                /* FIXME fill in values here */
+        } else {
+                pr_debug("%s: off\n", __FUNCTION__);
+                /* FIXME fill in values here */
+        }
+}
+
+static short trizeps_conxs_ircr;
+
+/* Switch modes and Power for IRDA receiver */
+static void board_irda_mode(struct device *dev, int mode)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+        if (mode & IR_SIRMODE) {
+                /* Slow mode */
+                trizeps_conxs_ircr &= ~ConXS_IRCR_MODE;
+        } else if (mode & IR_FIRMODE) {
+                /* Fast mode */
+                trizeps_conxs_ircr |= ConXS_IRCR_MODE;
+        }
+        if (mode & IR_OFF) {
+                trizeps_conxs_ircr |= ConXS_IRCR_SD;
+        } else {
+                trizeps_conxs_ircr &= ~ConXS_IRCR_SD;
+        }
+        /* FIXME write values to register */
+        local_irq_restore(flags);
+}
+
+#else
+/* for other baseboards define dummies */
+void board_pcmcia_power(int power)      {;}
+#define board_backlight_power           NULL
+#define board_mci_power                 NULL
+#define board_irda_mode                 NULL
+
+#endif          /* CONFIG_MACH_TRIZEPS4_CONXS */
+EXPORT_SYMBOL(board_pcmcia_power);
+
+static int trizeps4_mci_init(struct device *dev, irqreturn_t (*mci_detect_int)(int, void *, struct pt_regs *), void *data)
+{
+        int err;
+        /* setup GPIO for PXA27x MMC controller */
+        pxa_gpio_mode(GPIO32_MMCCLK_MD);
+        pxa_gpio_mode(GPIO112_MMCCMD_MD);
+        pxa_gpio_mode(GPIO92_MMCDAT0_MD);
+        pxa_gpio_mode(GPIO109_MMCDAT1_MD);
+        pxa_gpio_mode(GPIO110_MMCDAT2_MD);
+        pxa_gpio_mode(GPIO111_MMCDAT3_MD);
+
+        pxa_gpio_mode(GPIO_MMC_DET | GPIO_IN);
+
+        err = request_irq(TRIZEPS4_MMC_IRQ, mci_detect_int, SA_INTERRUPT | SA_TRIGGER_RISING, "MMC card detect", data);
+        if (err) {
+                printk(KERN_ERR "trizeps4_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
+                return -1;
+        }
+        return 0;
+}
+
+static void trizeps4_mci_exit(struct device *dev, void *data)
+{
+        free_irq(TRIZEPS4_MMC_IRQ, data);
+}
+
+static struct pxamci_platform_data trizeps4_mci_platform_data = {
+        .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
+        .init           = trizeps4_mci_init,
+        .exit           = trizeps4_mci_exit,
+        .setpower       = board_mci_power,
+};
+
+static struct pxaficp_platform_data trizeps4_ficp_platform_data = {
+        .transceiver_cap  = IR_SIRMODE | IR_FIRMODE | IR_OFF,
+        .transceiver_mode = board_irda_mode,
+};
+
+static int trizeps4_ohci_init(struct device *dev)
+{
+        /* setup Port1 GPIO pin. */
+        pxa_gpio_mode( 88 | GPIO_ALT_FN_1_IN);  /* USBHPWR1 */
+        pxa_gpio_mode( 89 | GPIO_ALT_FN_2_OUT); /* USBHPEN1 */
+
+        /* Set the Power Control Polarity Low and Power Sense
+           Polarity Low to active low. */
+        UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
+                ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
+
+        return 0;
+}
+
+static void trizeps4_ohci_exit(struct device *dev)
+{
+        ;
+}
+
+static struct pxaohci_platform_data trizeps4_ohci_platform_data = {
+        .port_mode      = PMM_PERPORT_MODE,
+        .init           = trizeps4_ohci_init,
+        .exit           = trizeps4_ohci_exit,
+};
+
+static struct map_desc trizeps4_io_desc[] __initdata = {
+        {       /* ConXS CFSR */
+                .virtual        = TRIZEPS4_CFSR_VIRT,
+                .pfn            = __phys_to_pfn(TRIZEPS4_CFSR_PHYS),
+                .length         = 0x00001000,
+                .type           = MT_DEVICE
+        },
+        {       /* ConXS BCR */
+                .virtual        = TRIZEPS4_BOCR_VIRT,
+                .pfn            = __phys_to_pfn(TRIZEPS4_BOCR_PHYS),
+                .length         = 0x00001000,
+                .type           = MT_DEVICE
+        },
+        {       /* ConXS IRCR */
+                .virtual        = TRIZEPS4_IRCR_VIRT,
+                .pfn            = __phys_to_pfn(TRIZEPS4_IRCR_PHYS),
+                .length         = 0x00001000,
+                .type           = MT_DEVICE
+        },
+        {       /* ConXS DCR */
+                .virtual        = TRIZEPS4_DICR_VIRT,
+                .pfn            = __phys_to_pfn(TRIZEPS4_DICR_PHYS),
+                .length         = 0x00001000,
+                .type           = MT_DEVICE
+        },
+        {       /* ConXS UPSR */
+                .virtual        = TRIZEPS4_UPSR_VIRT,
+                .pfn            = __phys_to_pfn(TRIZEPS4_UPSR_PHYS),
+                .length         = 0x00001000,
+                .type           = MT_DEVICE
+        }
+};
+
+static struct pxafb_mach_info sharp_lcd __initdata = {
+    .pixclock           = 78000,
+    .xres               = 640,
+    .yres               = 480,
+    .bpp                = 8,
+    .hsync_len          = 4,
+    .left_margin        = 4,
+    .right_margin       = 4,
+    .vsync_len          = 2,
+    .upper_margin       = 0,
+    .lower_margin       = 0,
+    .sync               = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+    .cmap_greyscale     = 0,
+    .cmap_inverse       = 0,
+    .cmap_static        = 0,
+    .lccr0              = LCCR0_Color | LCCR0_Pas | LCCR0_Dual,
+    .lccr3              = 0x0340ff02,
+    .pxafb_backlight_power = board_backlight_power,
+};
+
+static void __init trizeps4_fixup(struct machine_desc *desc, struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+}
+
+static void __init trizeps4_init(void)
+{
+        platform_add_devices(trizeps4_devices, ARRAY_SIZE(trizeps4_devices));
+
+        set_pxa_fb_info(&sharp_lcd);
+
+        pxa_set_mci_info(&trizeps4_mci_platform_data);
+        pxa_set_ficp_info(&trizeps4_ficp_platform_data);
+        pxa_set_ohci_info(&trizeps4_ohci_platform_data);
+}
+
+static void __init trizeps4_map_io(void)
+{
+        pxa_map_io();
+        iotable_init(trizeps4_io_desc, ARRAY_SIZE(trizeps4_io_desc));
+
+        /* for DiskOnChip */
+        pxa_gpio_mode(GPIO15_nCS_1_MD);
+
+        /* for off-module PIC on ConXS board */
+        pxa_gpio_mode(GPIO_PIC | GPIO_IN);
+
+        /* UCB1400 irq */
+        pxa_gpio_mode(GPIO_UCB1400 | GPIO_IN);
+
+        /* for DM9000 LAN */
+        pxa_gpio_mode(GPIO78_nCS_2_MD);
+        pxa_gpio_mode(GPIO_DM9000 | GPIO_IN);
+
+        /* for PCMCIA device */
+        pxa_gpio_mode(GPIO_PCD | GPIO_IN);
+        pxa_gpio_mode(GPIO_PRDY | GPIO_IN);
+
+        /* for I2C adapter */
+        pxa_gpio_mode(GPIO117_I2CSCL_MD);
+        pxa_gpio_mode(GPIO118_I2CSDA_MD);
+
+        /* MMC_DET s.o. */
+        pxa_gpio_mode(GPIO_MMC_DET | GPIO_IN);
+
+        /* whats that for ??? */
+        pxa_gpio_mode(GPIO79_nCS_3_MD);
+
+        pxa_gpio_mode( GPIO_SYS_BUSY_LED  | GPIO_OUT);          /* LED1 */
+        pxa_gpio_mode( GPIO_HEARTBEAT_LED | GPIO_OUT);          /* LED2 */
+
+#ifdef CONFIG_MACH_TRIZEPS4_CONXS
+#ifdef CONFIG_IDE_PXA_CF
+        /* if boot direct from compact flash dont disable power */
+        trizeps_conxs_bcr = 0x0009;
+#else
+        /* this is the reset value */
+        trizeps_conxs_bcr = 0x00A0;
+#endif
+        ConXS_BCR = trizeps_conxs_bcr;
+#endif
+
+        PWER  = 0x00000002;
+        PFER  = 0x00000000;
+        PRER  = 0x00000002;
+        PGSR0 = 0x0158C000;
+        PGSR1 = 0x00FF0080;
+        PGSR2 = 0x0001C004;
+        /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
+        PCFR |= PCFR_OPDE;
+}
+
+MACHINE_START(TRIZEPS4, "Keith und Koep Trizeps IV module")
+        /* MAINTAINER("Jürgen Schindele") */
+        .phys_io        = 0x40000000,
+        .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
+        .boot_params    = TRIZEPS4_SDRAM_BASE + 0x100,
+        .fixup          = trizeps4_fixup,
+        .init_machine   = trizeps4_init,
+        .map_io         = trizeps4_map_io,
+        .init_irq       = pxa_init_irq,
+        .timer          = &pxa_timer,
+MACHINE_END
+