[ARM] 5204/1: Trizeps4 SOM update

- use MFP-API for GPIO - support TRIZEPS4WL module - cleanups Signed-off-by: Jrgen Schindele <linux@schindele.name> Acked-by: Eric Miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2024-11-26 01:00:58 +07:00 · 2008-08-18 21:45:03 +01:00 · 2008-08-18 21:45:03 +01:00 · 642aa6637e
commit 642aa6637e
parent b8e6c91c74
3 changed files with 422 additions and 245 deletions
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@ -170,13 +170,41 @@ config MACH_E800
 	  Say Y here if you intend to run this kernel on a Toshiba
 	  e800 family PDA.

+config TRIZEPS_PXA
+	bool "PXA based Keith und Koep Trizeps DIMM-Modules"
+
 config MACH_TRIZEPS4
 	bool "Keith und Koep Trizeps4 DIMM-Module"
+	depends on TRIZEPS_PXA
+	select TRIZEPS_PCMCIA
 	select PXA27x

-config MACH_TRIZEPS4_CONXS
+config MACH_TRIZEPS4WL
+	bool "Keith und Koep Trizeps4-WL DIMM-Module"
+	depends on TRIZEPS_PXA
+	select TRIZEPS_PCMCIA
+	select PXA27x
+	select PXA_SSP
+
+choice
+	prompt "Select base board for Trizeps module"
+	depends on TRIZEPS_PXA
+
+config MACH_TRIZEPS_CONXS
 	bool "ConXS Eval Board"
-	depends on MACH_TRIZEPS4
+
+config MACH_TRIZEPS_UCONXS
+	bool "uConXS Eval Board"
+
+config MACH_TRIZEPS_ANY
+	bool "another Board"
+
+endchoice
+
+config TRIZEPS_PCMCIA
+	bool
+	help
+	  Enable PCMCIA support for Trizeps modules

 config MACH_EM_X270
 	bool "CompuLab EM-x270 platform"
--- a/arch/arm/mach-pxa/include/mach/trizeps4.h
+++ b/arch/arm/mach-pxa/include/mach/trizeps4.h
@ -17,11 +17,16 @@
 #define TRIZEPS4_PIC_PHYS	(PXA_CS3_PHYS)	/* Logic chip on ConXS-Board */
 #define TRIZEPS4_SDRAM_BASE	0xa0000000      /* SDRAM region */

-#define TRIZEPS4_CFSR_PHYS	(PXA_CS3_PHYS)			/* Logic chip on ConXS-Board CSFR register */
-#define TRIZEPS4_BOCR_PHYS	(PXA_CS3_PHYS+0x02000000)	/* Logic chip on ConXS-Board BOCR register */
-#define TRIZEPS4_IRCR_PHYS	(PXA_CS3_PHYS+0x02400000)	/* Logic chip on ConXS-Board IRCR register*/
-#define TRIZEPS4_UPSR_PHYS	(PXA_CS3_PHYS+0x02800000)	/* Logic chip on ConXS-Board UPSR register*/
-#define TRIZEPS4_DICR_PHYS	(PXA_CS3_PHYS+0x03800000)	/* Logic chip on ConXS-Board DICR register*/
+				/* Logic on ConXS-board CSFR register*/
+#define TRIZEPS4_CFSR_PHYS	(PXA_CS3_PHYS)
+				/* Logic on ConXS-board BOCR register*/
+#define TRIZEPS4_BOCR_PHYS	(PXA_CS3_PHYS+0x02000000)
+				/* Logic on ConXS-board IRCR register*/
+#define TRIZEPS4_IRCR_PHYS	(PXA_CS3_PHYS+0x02400000)
+				/* Logic on ConXS-board UPSR register*/
+#define TRIZEPS4_UPSR_PHYS	(PXA_CS3_PHYS+0x02800000)
+				/* Logic on ConXS-board DICR register*/
+#define TRIZEPS4_DICR_PHYS	(PXA_CS3_PHYS+0x03800000)

 /* virtual memory regions */
 #define TRIZEPS4_DISK_VIRT	0xF0000000	/* Disk On Chip region */
@ -54,6 +59,15 @@
 #define GPIO_MMC_DET		12
 #define TRIZEPS4_MMC_IRQ	IRQ_GPIO(GPIO_MMC_DET)

+/* DOC NAND chip */
+#define GPIO_DOC_LOCK           94
+#define GPIO_DOC_IRQ            93
+#define TRIZEPS4_DOC_IRQ        IRQ_GPIO(GPIO_DOC_IRQ)
+
+/* SPI interface */
+#define GPIO_SPI                53
+#define TRIZEPS4_SPI_IRQ        IRQ_GPIO(GPIO_SPI)
+
 /* LEDS using tx2 / rx2 */
 #define GPIO_SYS_BUSY_LED	46
 #define GPIO_HEARTBEAT_LED	47
@ -62,24 +76,66 @@
 #define GPIO_PIC		0
 #define TRIZEPS4_PIC_IRQ	IRQ_GPIO(GPIO_PIC)

-#define CFSR_P2V(x)		((x) - TRIZEPS4_CFSR_PHYS + TRIZEPS4_CFSR_VIRT)
-#define CFSR_V2P(x)		((x) - TRIZEPS4_CFSR_VIRT + TRIZEPS4_CFSR_PHYS)
+#ifdef CONFIG_MACH_TRIZEPS_CONXS
+/* for CONXS base board define these registers */
+#define CFSR_P2V(x)	((x) - TRIZEPS4_CFSR_PHYS + TRIZEPS4_CFSR_VIRT)
+#define CFSR_V2P(x)	((x) - TRIZEPS4_CFSR_VIRT + TRIZEPS4_CFSR_PHYS)

-#define BCR_P2V(x)		((x) - TRIZEPS4_BOCR_PHYS + TRIZEPS4_BOCR_VIRT)
-#define BCR_V2P(x)		((x) - TRIZEPS4_BOCR_VIRT + TRIZEPS4_BOCR_PHYS)
+#define BCR_P2V(x)	((x) - TRIZEPS4_BOCR_PHYS + TRIZEPS4_BOCR_VIRT)
+#define BCR_V2P(x)	((x) - TRIZEPS4_BOCR_VIRT + TRIZEPS4_BOCR_PHYS)

-#define DCR_P2V(x)		((x) - TRIZEPS4_DICR_PHYS + TRIZEPS4_DICR_VIRT)
-#define DCR_V2P(x)		((x) - TRIZEPS4_DICR_VIRT + TRIZEPS4_DICR_PHYS)
+#define DCR_P2V(x)	((x) - TRIZEPS4_DICR_PHYS + TRIZEPS4_DICR_VIRT)
+#define DCR_V2P(x)	((x) - TRIZEPS4_DICR_VIRT + TRIZEPS4_DICR_PHYS)
+
+#define IRCR_P2V(x)	((x) - TRIZEPS4_IRCR_PHYS + TRIZEPS4_IRCR_VIRT)
+#define IRCR_V2P(x)	((x) - TRIZEPS4_IRCR_VIRT + TRIZEPS4_IRCR_PHYS)

 #ifndef __ASSEMBLY__
-#define ConXS_CFSR		(*((volatile unsigned short *)CFSR_P2V(0x0C000000)))
-#define ConXS_BCR		(*((volatile unsigned short *)BCR_P2V(0x0E000000)))
-#define ConXS_DCR		(*((volatile unsigned short *)DCR_P2V(0x0F800000)))
+static inline unsigned short CFSR_readw(void)
+{
+	/* [Compact Flash Status Register] is read only */
+	return *((unsigned short *)CFSR_P2V(0x0C000000));
+}
+static inline void BCR_writew(unsigned short value)
+{
+	/* [Board Control Regsiter] is write only */
+	*((unsigned short *)BCR_P2V(0x0E000000)) = value;
+}
+static inline void DCR_writew(unsigned short value)
+{
+	/* [Display Control Register] is write only */
+	*((unsigned short *)DCR_P2V(0x0E000000)) = value;
+}
+static inline void IRCR_writew(unsigned short value)
+{
+	/* [InfraRed data Control Register] is write only */
+	*((unsigned short *)IRCR_P2V(0x0E000000)) = value;
+}
 #else
 #define ConXS_CFSR		CFSR_P2V(0x0C000000)
 #define ConXS_BCR		BCR_P2V(0x0E000000)
 #define ConXS_DCR		DCR_P2V(0x0F800000)
+#define ConXS_IRCR		IRCR_P2V(0x0F800000)
 #endif
+#else
+/* for whatever baseboard define function registers */
+static inline unsigned short CFSR_readw(void)
+{
+	return 0;
+}
+static inline void BCR_writew(unsigned short value)
+{
+	;
+}
+static inline void DCR_writew(unsigned short value)
+{
+	;
+}
+static inline void IRCR_writew(unsigned short value)
+{
+	;
+}
+#endif	/* CONFIG_MACH_TRIZEPS_CONXS */

 #define ConXS_CFSR_BVD_MASK	0x0003
 #define ConXS_CFSR_BVD1		(1 << 0)
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@ -22,8 +22,8 @@
 #include <linux/fb.h>
 #include <linux/ioport.h>
 #include <linux/delay.h>
-#include <linux/serial_8250.h>
-#include <linux/mtd/mtd.h>
+#include <linux/gpio.h>
+#include <linux/dm9000.h>
 #include <linux/mtd/physmap.h>
 #include <linux/mtd/partitions.h>

@ -31,7 +31,6 @@
 #include <asm/setup.h>
 #include <asm/memory.h>
 #include <asm/mach-types.h>
-#include <mach/hardware.h>
 #include <asm/irq.h>
 #include <asm/sizes.h>

@ -40,41 +39,148 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/flash.h>

+#include <mach/hardware.h>
 #include <mach/pxa-regs.h>
 #include <mach/pxa2xx-regs.h>
-#include <mach/pxa2xx-gpio.h>
+#include <mach/mfp-pxa27x.h>
+#include <mach/pxa2xx_spi.h>
 #include <mach/trizeps4.h>
 #include <mach/audio.h>
 #include <mach/pxafb.h>
 #include <mach/mmc.h>
 #include <mach/irda.h>
 #include <mach/ohci.h>
+#include <mach/i2c.h>

 #include "generic.h"
 #include "devices.h"

-/********************************************************************************************
+/*	comment out the following line if you want to use the
+ *	Standard UART from PXA for serial / irda transmission
+ *	and acivate it if you have status leds connected */
+#define STATUS_LEDS_ON_STUART_PINS 1
+
+/*****************************************************************************
+ * MultiFunctionPins of CPU
+ *****************************************************************************/
+static unsigned long trizeps4_pin_config[] __initdata = {
+	/* Chip Selects */
+	GPIO15_nCS_1,		/* DiskOnChip CS */
+	GPIO93_GPIO,		/* TRIZEPS4_DOC_IRQ */
+	GPIO94_GPIO,		/* DOC lock */
+
+	GPIO78_nCS_2,		/* DM9000 CS */
+	GPIO101_GPIO,		/* TRIZEPS4_ETH_IRQ */
+
+	GPIO79_nCS_3,		/* Logic CS */
+	GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,	/* Logic irq */
+
+	/* LCD - 16bpp Active TFT */
+	GPIO58_LCD_LDD_0,
+	GPIO59_LCD_LDD_1,
+	GPIO60_LCD_LDD_2,
+	GPIO61_LCD_LDD_3,
+	GPIO62_LCD_LDD_4,
+	GPIO63_LCD_LDD_5,
+	GPIO64_LCD_LDD_6,
+	GPIO65_LCD_LDD_7,
+	GPIO66_LCD_LDD_8,
+	GPIO67_LCD_LDD_9,
+	GPIO68_LCD_LDD_10,
+	GPIO69_LCD_LDD_11,
+	GPIO70_LCD_LDD_12,
+	GPIO71_LCD_LDD_13,
+	GPIO72_LCD_LDD_14,
+	GPIO73_LCD_LDD_15,
+	GPIO74_LCD_FCLK,
+	GPIO75_LCD_LCLK,
+	GPIO76_LCD_PCLK,
+	GPIO77_LCD_BIAS,
+
+	/* UART */
+	GPIO9_FFUART_CTS,
+	GPIO10_FFUART_DCD,
+	GPIO16_FFUART_TXD,
+	GPIO33_FFUART_DSR,
+	GPIO38_FFUART_RI,
+	GPIO82_FFUART_DTR,
+	GPIO83_FFUART_RTS,
+	GPIO96_FFUART_RXD,
+
+	GPIO42_BTUART_RXD,
+	GPIO43_BTUART_TXD,
+	GPIO44_BTUART_CTS,
+	GPIO45_BTUART_RTS,
+#ifdef STATUS_LEDS_ON_STUART_PINS
+	GPIO46_GPIO,
+	GPIO47_GPIO,
+#else
+	GPIO46_STUART_RXD,
+	GPIO47_STUART_TXD,
+#endif
+	/* PCMCIA */
+	GPIO11_GPIO,			/* TRIZEPS4_CD_IRQ */
+	GPIO13_GPIO,			/* TRIZEPS4_READY_NINT */
+	GPIO48_nPOE,
+	GPIO49_nPWE,
+	GPIO50_nPIOR,
+	GPIO51_nPIOW,
+	GPIO54_nPCE_2,
+	GPIO55_nPREG,
+	GPIO56_nPWAIT,
+	GPIO57_nIOIS16,
+	GPIO102_nPCE_1,
+	GPIO104_PSKTSEL,
+
+	/* MultiMediaCard */
+	GPIO32_MMC_CLK,
+	GPIO92_MMC_DAT_0,
+	GPIO109_MMC_DAT_1,
+	GPIO110_MMC_DAT_2,
+	GPIO111_MMC_DAT_3,
+	GPIO112_MMC_CMD,
+	GPIO12_GPIO,			/* TRIZEPS4_MMC_IRQ */
+
+	/* USB OHCI */
+	GPIO88_USBH1_PWR,		/* USBHPWR1 */
+	GPIO89_USBH1_PEN,		/* USBHPEN1 */
+
+	/* I2C */
+	GPIO117_I2C_SCL,
+	GPIO118_I2C_SDA,
+};
+
+static unsigned long trizeps4wl_pin_config[] __initdata = {
+	/* SSP 2 */
+	GPIO14_SSP2_SFRM,
+	GPIO19_SSP2_SCLK,
+	GPIO53_GPIO,			/* TRIZEPS4_SPI_IRQ */
+	GPIO86_SSP2_RXD,
+	GPIO87_SSP2_TXD,
+};
+
+/****************************************************************************
 * ONBOARD FLASH
- ********************************************************************************************/
+ ****************************************************************************/
 static struct mtd_partition trizeps4_partitions[] = {
 	{
 		.name =		"Bootloader",
 		.offset =	0x00000000,
 		.size =		0x00040000,
 		.mask_flags =	MTD_WRITEABLE  /* force read-only */
-	},{
+	}, {
 		.name =		"Backup",
 		.offset =	0x00040000,
 		.size =		0x00040000,
-	},{
+	}, {
 		.name =		"Image",
 		.offset =	0x00080000,
 		.size =		0x01080000,
-	},{
+	}, {
 		.name =		"IPSM",
 		.offset =	0x01100000,
 		.size =		0x00e00000,
-	},{
+	}, {
 		.name =		"Registry",
 		.offset =	0x01f00000,
 		.size =		MTDPART_SIZ_FULL,
@ -105,9 +211,9 @@ static struct platform_device flash_device = {
 	.num_resources = 1,
 };

-/********************************************************************************************
+/****************************************************************************
 * DAVICOM DM9000 Ethernet
- ********************************************************************************************/
+ ****************************************************************************/
 static struct resource dm9000_resources[] = {
 	[0] = {
 		.start	= TRIZEPS4_ETH_PHYS+0x300,
@ -122,67 +228,68 @@ static struct resource dm9000_resources[] = {
 	[2] = {
 		.start	= TRIZEPS4_ETH_IRQ,
 		.end	= TRIZEPS4_ETH_IRQ,
-		.flags	= (IORESOURCE_IRQ | IRQ_TYPE_EDGE_RISING),
+		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 	},
 };

+static struct dm9000_plat_data tri_dm9000_platdata = {
+	.flags		= DM9000_PLATF_32BITONLY,
+};
+
 static struct platform_device dm9000_device = {
 	.name		= "dm9000",
 	.id		= -1,
 	.num_resources	= ARRAY_SIZE(dm9000_resources),
 	.resource	= dm9000_resources,
+	.dev		= {
+		.platform_data = &tri_dm9000_platdata,
+	}
 };

-/********************************************************************************************
- * PXA270 serial ports
- ********************************************************************************************/
-static struct plat_serial8250_port tri_serial_ports[] = {
-#ifdef CONFIG_SERIAL_PXA
-	/* this uses the own PXA driver */
+/****************************************************************************
+ * LED's on GPIO pins of PXA
+ ****************************************************************************/
+static struct gpio_led trizeps4_led[] = {
+#ifdef STATUS_LEDS_ON_STUART_PINS
 	{
-		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),
+		.name = "led0:orange:heartbeat",	/* */
+		.default_trigger = "heartbeat",
+		.gpio = GPIO_HEARTBEAT_LED,
+		.active_low = 1,
 	},
 	{
-		0,
+		.name = "led1:yellow:cpubusy",		/* */
+		.default_trigger = "cpu-busy",
+		.gpio = GPIO_SYS_BUSY_LED,
+		.active_low = 1,
 	},
 #endif
 };

-static struct platform_device uart_devices = {
-	.name		= "serial8250",
-	.id		= 0,
+static struct gpio_led_platform_data trizeps4_led_data = {
+	.leds		= trizeps4_led,
+	.num_leds	= ARRAY_SIZE(trizeps4_led),
+};
+
+static struct platform_device leds_devices = {
+	.name		= "leds-gpio",
+	.id		= -1,
 	.dev		= {
-		.platform_data	= tri_serial_ports,
+		.platform_data	= &trizeps4_led_data,
 	},
-	.num_resources	= 0,
-	.resource	= NULL,
 };

-static struct platform_device * trizeps4_devices[] __initdata = {
+static struct platform_device *trizeps4_devices[] __initdata = {
 	&flash_device,
-	&uart_devices,
 	&dm9000_device,
+	&leds_devices,
+};
+
+static struct platform_device *trizeps4wl_devices[] __initdata = {
+	&flash_device,
+	&leds_devices,
 };

-#ifdef CONFIG_MACH_TRIZEPS4_CONXS
 static short trizeps_conxs_bcr;

 /* PCCARD power switching supports only 3,3V */
@ -192,108 +299,63 @@ void board_pcmcia_power(int 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;
+		trizeps_conxs_bcr &= ~ConXS_BCR_CF_BUF_EN;
+		BCR_writew(trizeps_conxs_bcr);
 		/* wait a little */
 		udelay(2000);
 		/* take reset away */
-		trizeps_conxs_bcr &= ~(ConXS_BCR_CF_RESET);
-		ConXS_BCR = trizeps_conxs_bcr;
+		trizeps_conxs_bcr &= ~ConXS_BCR_CF_RESET;
+		BCR_writew(trizeps_conxs_bcr);
 		udelay(2000);
 	} else {
 		/* put in reset */
 		trizeps_conxs_bcr |= ConXS_BCR_CF_RESET;
-		ConXS_BCR = trizeps_conxs_bcr;
+		BCR_writew(trizeps_conxs_bcr);
 		udelay(1000);
 		/* switch power off */
-		trizeps_conxs_bcr &= ~(0xf);
-		ConXS_BCR = trizeps_conxs_bcr;
-
+		trizeps_conxs_bcr &= ~0xf;
+		BCR_writew(trizeps_conxs_bcr);
 	}
-	pr_debug("%s: o%s 0x%x\n", __func__, power ? "n": "ff", trizeps_conxs_bcr);
+	pr_debug("%s: o%s 0x%x\n", __func__, power ? "n" : "ff",
+			trizeps_conxs_bcr);
 }
+EXPORT_SYMBOL(board_pcmcia_power);

 /* backlight power switching for LCD panel */
 static void board_backlight_power(int on)
 {
-	if (on) {
+	if (on)
 		trizeps_conxs_bcr |= ConXS_BCR_L_DISP;
-	} else {
+	else
 		trizeps_conxs_bcr &= ~ConXS_BCR_L_DISP;
-	}
-	pr_debug("%s: o%s 0x%x\n", __func__, on ? "n" : "ff", trizeps_conxs_bcr);
-	ConXS_BCR = trizeps_conxs_bcr;
+
+	pr_debug("%s: o%s 0x%x\n", __func__, on ? "n" : "ff",
+			trizeps_conxs_bcr);
+	BCR_writew(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;
+/* a I2C based RTC is known on CONXS board */
+static struct i2c_board_info trizeps4_i2c_devices[] __initdata = {
+	{ I2C_BOARD_INFO("rtc-pcf8593", 0x51) }
+};

-	if (( 1 << vdd) & p_d->ocr_mask) {
-		pr_debug("%s: on\n", __func__);
-		/* FIXME fill in values here */
-	} else {
-		pr_debug("%s: off\n", __func__);
-		/* 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;
-	}
-	pxa2xx_transceiver_mode(dev, 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, irq_handler_t mci_detect_int, void *data)
+/****************************************************************************
+ * MMC card slot external to module
+ ****************************************************************************/
+static int trizeps4_mci_init(struct device *dev, irq_handler_t mci_detect_int,
+		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,
-			  IRQF_DISABLED | IRQF_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 err;
+		IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_SAMPLE_RANDOM,
+		"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)
@ -303,22 +365,68 @@ static void trizeps4_mci_exit(struct device *dev, void *data)

 static struct pxamci_platform_data trizeps4_mci_platform_data = {
 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
+	.detect_delay	= 1,
 	.init 		= trizeps4_mci_init,
 	.exit		= trizeps4_mci_exit,
-	.setpower 	= board_mci_power,
+	.get_ro		= NULL,	/* write-protection not supported */
+	.setpower 	= NULL,	/* power-switching not supported */
 };

+/****************************************************************************
+ * IRDA mode switching on stuart
+ ****************************************************************************/
+#ifndef STATUS_LEDS_ON_STUART_PINS
+static short trizeps_conxs_ircr;
+
+static int trizeps4_irda_startup(struct device *dev)
+{
+	trizeps_conxs_ircr &= ~ConXS_IRCR_SD;
+	IRCR_writew(trizeps_conxs_ircr);
+	return 0;
+}
+
+static void trizeps4_irda_shutdown(struct device *dev)
+{
+	trizeps_conxs_ircr |= ConXS_IRCR_SD;
+	IRCR_writew(trizeps_conxs_ircr);
+}
+
+static void trizeps4_irda_transceiver_mode(struct device *dev, int mode)
+{
+	unsigned long flags;
+
+	local_irq_save(flags);
+	/* Switch mode */
+	if (mode & IR_SIRMODE)
+		trizeps_conxs_ircr &= ~ConXS_IRCR_MODE;	/* Slow mode */
+	else if (mode & IR_FIRMODE) {
+		trizeps_conxs_ircr |= ConXS_IRCR_MODE;	/* Fast mode */
+
+	/* Switch power */
+	if (mode & IR_OFF)
+		trizeps_conxs_ircr |= ConXS_IRCR_SD;
+	else
+		trizeps_conxs_ircr &= ~ConXS_IRCR_SD;
+
+	IRCR_writew(trizeps_conxs_ircr);
+	local_irq_restore(flags);
+
+	pxa2xx_transceiver_mode(dev, mode);
+}
+
 static struct pxaficp_platform_data trizeps4_ficp_platform_data = {
-	.transceiver_cap  = IR_SIRMODE | IR_FIRMODE | IR_OFF,
-	.transceiver_mode = board_irda_mode,
+	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
+	.transceiver_mode	= trizeps4_irda_transceiver_mode,
+	.startup		= trizeps4_irda_startup,
+	.shutdown		= trizeps4_irda_shutdown,
 };
+#endif

+/****************************************************************************
+ * OHCI USB port
+ ****************************************************************************/
 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) &
@ -327,15 +435,9 @@ static int trizeps4_ohci_init(struct device *dev)
 	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 = {
@ -372,105 +474,80 @@ static struct map_desc trizeps4_io_desc[] __initdata = {
 };

 static struct pxafb_mode_info sharp_lcd_mode = {
-    .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,
+	.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,
 };

 static struct pxafb_mach_info sharp_lcd = {
-    .modes		= &sharp_lcd_mode,
-    .num_modes	= 1,
-    .cmap_inverse	= 0,
-    .cmap_static	= 0,
-    .lccr0		= LCCR0_Color | LCCR0_Pas | LCCR0_Dual,
-    .lccr3		= 0x0340ff02,
-    .pxafb_backlight_power = board_backlight_power,
+	.modes		= &sharp_lcd_mode,
+	.num_modes	= 1,
+	.lcd_conn	= LCD_COLOR_DSTN_16BPP | LCD_PCLK_EDGE_FALL,
+	.cmap_inverse	= 0,
+	.cmap_static	= 0,
+	.pxafb_backlight_power = board_backlight_power,
 };

 static struct pxafb_mode_info toshiba_lcd_mode = {
-    .pixclock		= 39720,
-    .xres		= 640,
-    .yres		= 480,
-    .bpp		= 8,
-    .hsync_len		= 63,
-    .left_margin	= 12,
-    .right_margin	= 12,
-    .vsync_len		= 4,
-    .upper_margin	= 32,
-    .lower_margin	= 10,
-    .sync		= 0,
-    .cmap_greyscale	= 0,
+	.pixclock	= 39720,
+	.xres		= 640,
+	.yres		= 480,
+	.bpp		= 8,
+	.hsync_len	= 63,
+	.left_margin	= 12,
+	.right_margin	= 12,
+	.vsync_len	= 4,
+	.upper_margin	= 32,
+	.lower_margin	= 10,
+	.sync		= 0,
+	.cmap_greyscale	= 0,
 };

 static struct pxafb_mach_info toshiba_lcd = {
-    .modes		= &toshiba_lcd_mode,
-    .num_modes	= 1,
-    .cmap_inverse	= 0,
-    .cmap_static	= 0,
-    .lccr0		= LCCR0_Color | LCCR0_Act,
-    .lccr3		= 0x03400002,
-    .pxafb_backlight_power = board_backlight_power,
+	.modes		= &toshiba_lcd_mode,
+	.num_modes	= 1,
+	.lcd_conn	= (LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL),
+	.cmap_inverse	= 0,
+	.cmap_static	= 0,
+	.pxafb_backlight_power = board_backlight_power,
 };

 static void __init trizeps4_init(void)
 {
-	platform_add_devices(trizeps4_devices, ARRAY_SIZE(trizeps4_devices));
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(trizeps4_pin_config));
+	if (machine_is_trizeps4wl()) {
+		pxa2xx_mfp_config(ARRAY_AND_SIZE(trizeps4wl_pin_config));
+		platform_add_devices(trizeps4wl_devices,
+					ARRAY_SIZE(trizeps4wl_devices));
+	} else {
+		platform_add_devices(trizeps4_devices,
+					ARRAY_SIZE(trizeps4_devices));
+	}

-/*	set_pxa_fb_info(&sharp_lcd); */
-	set_pxa_fb_info(&toshiba_lcd);
+	if (0)	/* dont know how to determine LCD */
+		set_pxa_fb_info(&sharp_lcd);
+	else
+		set_pxa_fb_info(&toshiba_lcd);

 	pxa_set_mci_info(&trizeps4_mci_platform_data);
+#ifndef STATUS_LEDS_ON_STUART_PINS
 	pxa_set_ficp_info(&trizeps4_ficp_platform_data);
+#endif
 	pxa_set_ohci_info(&trizeps4_ohci_platform_data);
 	pxa_set_ac97_info(NULL);
-}
+	pxa_set_i2c_info(NULL);
+	i2c_register_board_info(0, trizeps4_i2c_devices,
+					ARRAY_SIZE(trizeps4_i2c_devices));

-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);
-
-#ifdef CONFIG_LEDS
-	pxa_gpio_mode( GPIO_SYS_BUSY_LED  | GPIO_OUT);		/* LED1 */
-	pxa_gpio_mode( GPIO_HEARTBEAT_LED | GPIO_OUT);		/* LED2 */
-#endif
-#ifdef CONFIG_MACH_TRIZEPS4_CONXS
 #ifdef CONFIG_IDE_PXA_CF
 	/* if boot direct from compact flash dont disable power */
 	trizeps_conxs_bcr = 0x0009;
@ -478,18 +555,24 @@ static void __init trizeps4_map_io(void)
 	/* this is the reset value */
 	trizeps_conxs_bcr = 0x00A0;
 #endif
-	ConXS_BCR = trizeps_conxs_bcr;
-#endif
+	BCR_writew(trizeps_conxs_bcr);
+	board_backlight_power(1);
+}

-#warning FIXME - accessing PM registers directly is deprecated
-	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;
+static void __init trizeps4_map_io(void)
+{
+	pxa_map_io();
+	iotable_init(trizeps4_io_desc, ARRAY_SIZE(trizeps4_io_desc));
+
+	if ((MSC0 & 0x8) && (BOOT_DEF & 0x1)) {
+		/* if flash is 16 bit wide its a Trizeps4 WL */
+		__machine_arch_type = MACH_TYPE_TRIZEPS4WL;
+		trizeps4_flash_data[0].width = 2;
+	} else {
+		/* if flash is 32 bit wide its a Trizeps4 */
+		__machine_arch_type = MACH_TYPE_TRIZEPS4;
+		trizeps4_flash_data[0].width = 4;
+	}
 }

 MACHINE_START(TRIZEPS4, "Keith und Koep Trizeps IV module")
@ -503,3 +586,13 @@ MACHINE_START(TRIZEPS4, "Keith und Koep Trizeps IV module")
 	.timer		= &pxa_timer,
 MACHINE_END

+MACHINE_START(TRIZEPS4WL, "Keith und Koep Trizeps IV-WL module")
+	/* MAINTAINER("Jürgen Schindele") */
+	.phys_io	= 0x40000000,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.boot_params	= TRIZEPS4_SDRAM_BASE + 0x100,
+	.init_machine	= trizeps4_init,
+	.map_io		= trizeps4_map_io,
+	.init_irq	= pxa27x_init_irq,
+	.timer		= &pxa_timer,
+MACHINE_END