patch-2.4.19 linux-2.4.19/include/asm-arm/arch-sa1100/h3600.h

• Lines: 210
• Date: Fri Aug 2 17:39:45 2002
• Orig file: linux-2.4.18/include/asm-arm/arch-sa1100/h3600.h
• Orig date: Thu Oct 11 09:04:57 2001

diff -urN linux-2.4.18/include/asm-arm/arch-sa1100/h3600.h linux-2.4.19/include/asm-arm/arch-sa1100/h3600.h
@@ -1,81 +1,153 @@
 /*
-*
-* Definitions for H3600 Handheld Computer
-*
-* Copyright 2000 Compaq Computer Corporation.
-*
-* Use consistent with the GNU GPL is permitted,
-* provided that this copyright notice is
-* preserved in its entirety in all copies and derived works.
-*
-* COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
-* AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
-* FITNESS FOR ANY PARTICULAR PURPOSE.
-*
-* Author: Jamey Hicks.
-*
-*/
+ *
+ * Definitions for H3600 Handheld Computer
+ *
+ * Copyright 2000 Compaq Computer Corporation.
+ *
+ * Use consistent with the GNU GPL is permitted,
+ * provided that this copyright notice is
+ * preserved in its entirety in all copies and derived works.
+ *
+ * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
+ * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
+ * FITNESS FOR ANY PARTICULAR PURPOSE.
+ *
+ * Author: Jamey Hicks.
+ *
+ * History:
+ *
+ * 2001-10-??	Andrew Christian   Added support for iPAQ H3800
+ *
+ */
 
 #ifndef _INCLUDE_H3600_H_
 #define _INCLUDE_H3600_H_
 
-#define GPIO_H3600_NPOWER_BUTTON	GPIO_GPIO (0)
-#define GPIO_H3600_ACTION_BUTTON	GPIO_GPIO (18)
+#include <linux/config.h>
+
+/* generalized support for H3xxx series Compaq Pocket PC's */
+#define machine_is_h3xxx() (machine_is_h3100() || machine_is_h3600() || machine_is_h3800())
+
+/* Virtual memory regions corresponding to chip selects 2 & 4 (used on sleeves) */
+#define H3600_EGPIO_VIRT     0xf0000000
+#define H3600_BANK_2_VIRT    0xf1000000
+#define H3600_BANK_4_VIRT    0xf3800000
+
+/*
+   Machine-independent GPIO definitions
+   --- these are common across all current iPAQ platforms
+*/
+
+#define GPIO_H3600_NPOWER_BUTTON	GPIO_GPIO (0)	/* Also known as the "off button"  */
+#define GPIO_H3600_MICROCONTROLLER	GPIO_GPIO (1)	/* From ASIC2 on H3800 */
 
-#define GPIO_H3600_PCMCIA_CD0		GPIO_GPIO (17)
 #define GPIO_H3600_PCMCIA_CD1		GPIO_GPIO (10)
-#define GPIO_H3600_PCMCIA_IRQ0		GPIO_GPIO (21)
 #define GPIO_H3600_PCMCIA_IRQ1		GPIO_GPIO (11)
 
-/* audio sample rate clock generator */
-#define GPIO_H3600_CLK_SET0		GPIO_GPIO (12)
-#define GPIO_H3600_CLK_SET1		GPIO_GPIO (13)
-
 /* UDA1341 L3 Interface */
 #define GPIO_H3600_L3_DATA		GPIO_GPIO (14)
-#define GPIO_H3600_L3_CLOCK		GPIO_GPIO (16)
 #define GPIO_H3600_L3_MODE		GPIO_GPIO (15)
+#define GPIO_H3600_L3_CLOCK		GPIO_GPIO (16)
 
-#define GPIO_H3600_OPT_LOCK		GPIO_GPIO (22)
-#define GPIO_H3600_OPT_IRQ		GPIO_GPIO (24)
-#define GPIO_H3600_OPT_DET		GPIO_GPIO (27)
+#define GPIO_H3600_PCMCIA_CD0		GPIO_GPIO (17)
+#define GPIO_H3600_SYS_CLK		GPIO_GPIO (19)
+#define GPIO_H3600_PCMCIA_IRQ0		GPIO_GPIO (21)
 
 #define GPIO_H3600_COM_DCD		GPIO_GPIO (23)
+#define GPIO_H3600_OPT_IRQ		GPIO_GPIO (24)
 #define GPIO_H3600_COM_CTS		GPIO_GPIO (25)
 #define GPIO_H3600_COM_RTS		GPIO_GPIO (26)
 
-#define IRQ_GPIO_H3600_NPOWER_BUTTON    IRQ_GPIO0
-#define IRQ_GPIO_H3600_ACTION_BUTTON    IRQ_GPIO18
-#define IRQ_GPIO_H3600_PCMCIA_CD0	IRQ_GPIO17
+#define IRQ_GPIO_H3600_NPOWER_BUTTON	IRQ_GPIO0
+#define IRQ_GPIO_H3600_MICROCONTROLLER	IRQ_GPIO1
 #define IRQ_GPIO_H3600_PCMCIA_CD1	IRQ_GPIO10
-#define IRQ_GPIO_H3600_PCMCIA_IRQ0	IRQ_GPIO21
 #define IRQ_GPIO_H3600_PCMCIA_IRQ1	IRQ_GPIO11
+#define IRQ_GPIO_H3600_PCMCIA_CD0	IRQ_GPIO17
+#define IRQ_GPIO_H3600_PCMCIA_IRQ0	IRQ_GPIO21
+#define IRQ_GPIO_H3600_COM_DCD		IRQ_GPIO23
 #define IRQ_GPIO_H3600_OPT_IRQ		IRQ_GPIO24
-#define IRQ_GPIO_H3600_OPT_DET		IRQ_GPIO27
-#define IRQ_GPIO_H3600_COM_DCD          IRQ_GPIO23
-#define IRQ_GPIO_H3600_COM_CTS          IRQ_GPIO25
-
-#define EGPIO_H3600_VPP_ON		(1 << 0)
-#define EGPIO_H3600_CARD_RESET		(1 << 1)  /* reset the attached pcmcia/compactflash card.  active high. */
-#define EGPIO_H3600_OPT_RESET		(1 << 2)  /* reset the attached option pack.  active high. */
-#define EGPIO_H3600_CODEC_NRESET	(1 << 3)  /* reset the onboard UDA1341.  active low. */
-#define EGPIO_H3600_OPT_NVRAM_ON	(1 << 4)  /* apply power to optionpack nvram, active high. */
-#define EGPIO_H3600_OPT_ON		(1 << 5)  /* full power to option pack.  active high. */
-#define EGPIO_H3600_LCD_ON       	(1 << 6)  /* enable 3.3V to LCD.  active high. */
-#define EGPIO_H3600_RS232_ON		(1 << 7)  /* UART3 transceiver force on.  Active high. */
-#define EGPIO_H3600_LCD_PCI		(1 << 8)  /* LCD control IC enable.  active high. */
-#define EGPIO_H3600_IR_ON		(1 << 9)  /* apply power to IR module.  active high. */
-#define EGPIO_H3600_AUD_AMP_ON		(1 << 10) /* apply power to audio power amp.  active high. */
-#define EGPIO_H3600_AUD_PWR_ON		(1 << 11) /* apply poewr to reset of audio circuit.  active high. */
-#define EGPIO_H3600_QMUTE		(1 << 12) /* mute control for onboard UDA1341.  active high. */
-#define EGPIO_H3600_IR_FSEL		(1 << 13) /* IR speed select: 1->fast, 0->slow */
-#define EGPIO_H3600_LCD_5V_ON		(1 << 14) /* enable 5V to LCD. active high. */
-#define EGPIO_H3600_LVDD_ON		(1 << 15) /* enable 9V and -6.5V to LCD. */
+#define IRQ_GPIO_H3600_COM_CTS		IRQ_GPIO25
+
 
 #ifndef __ASSEMBLY__
-#define H3600_EGPIO	(*(volatile int *)0xf0000000)
-extern void clr_h3600_egpio(unsigned long x);
-extern void set_h3600_egpio(unsigned long x);
-#endif
+enum ipaq_model {
+	IPAQ_H3100,
+	IPAQ_H3600,
+	IPAQ_H3800
+};
+
+enum ipaq_egpio_type {
+	IPAQ_EGPIO_LCD_ON,	  /* Power to the LCD panel */
+	IPAQ_EGPIO_CODEC_NRESET,  /* Clear to reset the audio codec (remember to return high) */
+	IPAQ_EGPIO_AUDIO_ON,	  /* Audio power */
+	IPAQ_EGPIO_QMUTE,	  /* Audio muting */
+	IPAQ_EGPIO_OPT_NVRAM_ON,  /* Non-volatile RAM on extension sleeves (SPI interface) */
+	IPAQ_EGPIO_OPT_ON,	  /* Power to extension sleeves */
+	IPAQ_EGPIO_CARD_RESET,	  /* Reset PCMCIA cards on extension sleeve (???) */
+	IPAQ_EGPIO_OPT_RESET,	  /* Reset option pack (???) */
+	IPAQ_EGPIO_IR_ON,	  /* IR sensor/emitter power */
+	IPAQ_EGPIO_IR_FSEL,	  /* IR speed selection 1->fast, 0->slow */
+	IPAQ_EGPIO_RS232_ON,	  /* Maxim RS232 chip power */
+	IPAQ_EGPIO_VPP_ON,	  /* Turn on power to flash programming */
+};
+
+struct ipaq_model_ops {
+	enum ipaq_model model;
+	const char     *generic_name;
+	void	      (*initialize)(void);
+	void	      (*control)(enum ipaq_egpio_type, int);
+	unsigned long (*read)(void);
+};
+
+extern struct ipaq_model_ops ipaq_model_ops;
+
+#ifdef CONFIG_SA1100_H3XXX
+static __inline__ enum ipaq_model h3600_model( void ) {
+	return ipaq_model_ops.model;
+}
+
+static __inline__ const char * h3600_generic_name( void ) {
+	return ipaq_model_ops.generic_name;
+}
+
+static __inline__ void init_h3600_egpio( void ) {
+	if (ipaq_model_ops.initialize)
+		ipaq_model_ops.initialize();
+}
+
+static __inline__ void assign_h3600_egpio( enum ipaq_egpio_type x, int level ) {
+	if (ipaq_model_ops.control)
+		ipaq_model_ops.control(x,level);
+}
+
+static __inline__ void clr_h3600_egpio( enum ipaq_egpio_type x ) {
+	if (ipaq_model_ops.control)
+		ipaq_model_ops.control(x,0);
+}
+
+static __inline__ void set_h3600_egpio( enum ipaq_egpio_type x ) {
+	if (ipaq_model_ops.control)
+		ipaq_model_ops.control(x,1);
+}
+
+static __inline__ unsigned long read_h3600_egpio( void ) {
+	if (ipaq_model_ops.read)
+		return ipaq_model_ops.read();
+	return 0;
+}
+
+#else
+
+/*
+ * This allows some drives to loose some ifdefs
+ */
+#define assign_h3600_egpio(x,y)	do { } while (0)
+#define clr_h3600_egpio(x)	do { } while (0)
+#define set_h3600_egpio(x)	do { } while (0)
+#define read_h3600_egpio()	(0)
 
 #endif
+
+#endif /* ASSEMBLY */
+
+#endif /* _INCLUDE_H3600_H_ */