Merge branch 'pxa-trizeps' into pxa-machines

Conflicts:

	drivers/pcmcia/Makefile

arch/arm/Kconfig

@@ -845,7 +845,7 @@ config LEDS
 		   ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \
 		   ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \
 		   ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \
-		   ARCH_AT91 || MACH_TRIZEPS4 || ARCH_DAVINCI || \
+		   ARCH_AT91 || ARCH_DAVINCI || \
 		   ARCH_KS8695 || MACH_RD88F5182
 	help
 	  If you say Y here, the LEDs on your machine will be used

arch/arm/mach-pxa/Kconfig

@@ -174,13 +174,41 @@ 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_TRIZEPS4WL
+	bool "Keith und Koep Trizeps4-WL DIMM-Module"
+	depends on TRIZEPS_PXA
+	select TRIZEPS_PCMCIA
 	select PXA27x
+	select PXA_SSP
 
-config MACH_TRIZEPS4_CONXS
+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"

arch/arm/mach-pxa/Makefile

@@ -64,7 +64,6 @@ 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)
 

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
@@ -62,6 +76,8 @@
 #define GPIO_PIC		0
 #define TRIZEPS4_PIC_IRQ	IRQ_GPIO(GPIO_PIC)
 
+#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)
 
@@ -71,15 +87,55 @@
 #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)

arch/arm/mach-pxa/leds-trizeps4.c

-/*
- * 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/init.h>
-
-#include <mach/hardware.h>
-#include <asm/system.h>
-#include <asm/types.h>
-#include <asm/leds.h>
-
-#include <mach/pxa-regs.h>
-#include <mach/pxa2xx-gpio.h>
-#include <mach/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);
-}

arch/arm/mach-pxa/leds.c

@@ -24,8 +24,6 @@ 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;

drivers/pcmcia/Kconfig

@@ -220,7 +220,7 @@ config PCMCIA_PXA2XX
 	tristate "PXA2xx support"
 	depends on ARM && ARCH_PXA && PCMCIA
 	depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \
-		    || MACH_ARMCORE || ARCH_PXA_PALM)
+		    || MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA)
 	help
 	  Say Y here to include support for the PXA2xx PCMCIA controller
 

drivers/pcmcia/Makefile

@@ -72,5 +72,6 @@ pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK)		+= pxa2xx_lubbock.o sa1111_generic.o
 pxa2xx_cs-$(CONFIG_MACH_MAINSTONE)		+= pxa2xx_mainstone.o
 pxa2xx_cs-$(CONFIG_PXA_SHARPSL)			+= pxa2xx_sharpsl.o
 pxa2xx_cs-$(CONFIG_MACH_ARMCORE)		+= pxa2xx_cm_x2xx.o pxa2xx_cm_x255.o pxa2xx_cm_x270.o
+pxa2xx_cs-$(CONFIG_TRIZEPS_PCMCIA)		+= pxa2xx_trizeps.o
 pxa2xx_cs-$(CONFIG_MACH_PALMTX)		+= pxa2xx_palmtx.o
 

drivers/pcmcia/pxa2xx_trizeps4.c

+/*
+ * linux/drivers/pcmcia/pxa2xx_trizeps4.c
+ *
+ * TRIZEPS PCMCIA specific routines.
+ *
+ * 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/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/pxa-regs.h>
+#include <mach/trizeps4.h>
+
+#include "soc_common.h"
+
+extern void board_pcmcia_power(int power);
+
+static struct pcmcia_irqs irqs[] = {
+	{ 0, IRQ_GPIO(GPIO_PCD), "cs0_cd" }
+	/* on other baseboards we can have more inputs */
+};
+
+static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+	int ret, i;
+	/* we dont have voltage/card/ready detection
+	 * so we dont need interrupts for it
+	 */
+	switch (skt->nr) {
+	case 0:
+		if (gpio_request(GPIO_PRDY, "cf_irq") < 0) {
+			pr_err("%s: sock %d unable to request gpio %d\n", __func__,
+				skt->nr, GPIO_PRDY);
+			return -EBUSY;
+		}
+		if (gpio_direction_input(GPIO_PRDY) < 0) {
+			pr_err("%s: sock %d unable to set input gpio %d\n", __func__,
+				skt->nr, GPIO_PRDY);
+			gpio_free(GPIO_PRDY);
+			return -EINVAL;
+		}
+		skt->irq = IRQ_GPIO(GPIO_PRDY);
+		break;
+
+#ifndef CONFIG_MACH_TRIZEPS_CONXS
+	case 1:
+#endif
+	default:
+		break;
+	}
+	/* release the reset of this card */
+	pr_debug("%s: sock %d irq %d\n", __func__, skt->nr, skt->irq);
+
+	/* supplementory irqs for the socket */
+	for (i = 0; i < ARRAY_SIZE(irqs); i++) {
+		if (irqs[i].sock != skt->nr)
+			continue;
+		if (gpio_request(IRQ_TO_GPIO(irqs[i].irq), irqs[i].str) < 0) {
+			pr_err("%s: sock %d unable to request gpio %d\n",
+				__func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq));
+			ret = -EBUSY;
+			goto error;
+		}
+		if (gpio_direction_input(IRQ_TO_GPIO(irqs[i].irq)) < 0) {
+			pr_err("%s: sock %d unable to set input gpio %d\n",
+				__func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq));
+			ret = -EINVAL;
+			goto error;
+		}
+	}
+	return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+
+error:
+	for (; i >= 0; i--) {
+		gpio_free(IRQ_TO_GPIO(irqs[i].irq));
+	}
+	return (ret);
+}
+
+static void trizeps_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
+{
+	int i;
+	/* free allocated gpio's */
+	gpio_free(GPIO_PRDY);
+	for (i = 0; i < ARRAY_SIZE(irqs); i++)
+		gpio_free(IRQ_TO_GPIO(irqs[i].irq));
+}
+
+static unsigned long trizeps_pcmcia_status[2];
+
+static void trizeps_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+				struct pcmcia_state *state)
+{
+	unsigned short status = 0, change;
+	status = CFSR_readw();
+	change = (status ^ trizeps_pcmcia_status[skt->nr]) &
+				ConXS_CFSR_BVD_MASK;
+	if (change) {
+		trizeps_pcmcia_status[skt->nr] = status;
+		if (status & ConXS_CFSR_BVD1) {
+			/* enable_irq empty */
+		} else {
+			/* disable_irq empty */
+		}
+	}
+
+	switch (skt->nr) {
+	case 0:
+		/* just fill in fix states */
+		state->detect = gpio_get_value(GPIO_PCD) ? 0 : 1;
+		state->ready  = gpio_get_value(GPIO_PRDY) ? 1 : 0;
+		state->bvd1   = (status & ConXS_CFSR_BVD1) ? 1 : 0;
+		state->bvd2   = (status & ConXS_CFSR_BVD2) ? 1 : 0;
+		state->vs_3v  = (status & ConXS_CFSR_VS1) ? 0 : 1;
+		state->vs_Xv  = (status & ConXS_CFSR_VS2) ? 0 : 1;
+		state->wrprot = 0;	/* not available */
+		break;
+
+#ifndef CONFIG_MACH_TRIZEPS_CONXS
+	/* on ConXS we only have one slot. Second is inactive */
+	case 1:
+		state->detect = 0;
+		state->ready  = 0;
+		state->bvd1   = 0;
+		state->bvd2   = 0;
+		state->vs_3v  = 0;
+		state->vs_Xv  = 0;
+		state->wrprot = 0;
+		break;
+
+#endif
+	}
+}
+
+static int trizeps_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+				const socket_state_t *state)
+{
+	int ret = 0;
+	unsigned short power = 0;
+
+	/* we do nothing here just check a bit */
+	switch (state->Vcc) {
+	case 0:  power &= 0xfc; break;
+	case 33: power |= ConXS_BCR_S0_VCC_3V3; break;
+	case 50:
+		pr_err("%s(): Vcc 5V not supported in socket\n", __func__);
+		break;
+	default:
+		pr_err("%s(): bad Vcc %u\n", __func__, state->Vcc);
+		ret = -1;
+	}
+
+	switch (state->Vpp) {
+	case 0:  power &= 0xf3; break;
+	case 33: power |= ConXS_BCR_S0_VPP_3V3; break;
+	case 120:
+		pr_err("%s(): Vpp 12V not supported in socket\n", __func__);
+		break;
+	default:
+		if (state->Vpp != state->Vcc) {
+			pr_err("%s(): bad Vpp %u\n", __func__, state->Vpp);
+			ret = -1;
+		}
+	}
+
+	switch (skt->nr) {
+	case 0:			 /* we only have 3.3V */
+		board_pcmcia_power(power);
+		break;
+
+#ifndef CONFIG_MACH_TRIZEPS_CONXS
+	/* on ConXS we only have one slot. Second is inactive */
+	case 1:
+#endif
+	default:
+		break;
+	}
+
+	return ret;
+}
+
+static void trizeps_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+	/* default is on */
+	board_pcmcia_power(0x9);
+}
+
+static void trizeps_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+	board_pcmcia_power(0x0);
+}
+
+static struct pcmcia_low_level trizeps_pcmcia_ops = {
+	.owner			= THIS_MODULE,
+	.hw_init		= trizeps_pcmcia_hw_init,
+	.hw_shutdown		= trizeps_pcmcia_hw_shutdown,
+	.socket_state		= trizeps_pcmcia_socket_state,
+	.configure_socket	= trizeps_pcmcia_configure_socket,
+	.socket_init		= trizeps_pcmcia_socket_init,
+	.socket_suspend		= trizeps_pcmcia_socket_suspend,
+#ifdef CONFIG_MACH_TRIZEPS_CONXS
+	.nr			= 1,
+#else
+	.nr			= 2,
+#endif
+	.first			= 0,
+};
+
+static struct platform_device *trizeps_pcmcia_device;
+
+static int __init trizeps_pcmcia_init(void)
+{
+	int ret;
+
+	trizeps_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+	if (!trizeps_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(trizeps_pcmcia_device,
+			&trizeps_pcmcia_ops, sizeof(trizeps_pcmcia_ops));
+
+	if (ret == 0)
+		ret = platform_device_add(trizeps_pcmcia_device);
+
+	if (ret)
+		platform_device_put(trizeps_pcmcia_device);
+
+	return ret;
+}
+
+static void __exit trizeps_pcmcia_exit(void)
+{
+	platform_device_unregister(trizeps_pcmcia_device);
+}
+
+fs_initcall(trizeps_pcmcia_init);
+module_exit(trizeps_pcmcia_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Juergen Schindele");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");