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authorDmitry Artamonow <mad_soft@inbox.ru>2009-11-27 12:10:55 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-12-06 16:52:56 +0000
commit86e5e38c46b1d188c897f131d3f015ca73677f03 (patch)
tree8d2c1a00e5638395baa3cce8ac94afe73b128cad /arch/arm/mach-sa1100
parent8715b29db2787f7c70f662b7b4d5b01017c61948 (diff)
downloadlinux-2.6.34-ux500-86e5e38c46b1d188c897f131d3f015ca73677f03.tar.gz
ARM: 5820/1: SA1100: h3100/h3600: split h3600.c
Split common h3600.c into three separate files: h3100.c, h3600.c and h3xxx.c (the latter contains common code for h3100/h3600) Copyright boilerplates and #includes are copied intact and will be cleaned up later. Signed-off-by: Dmitry Artamonow <mad_soft@inbox.ru> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-sa1100')
-rw-r--r--arch/arm/mach-sa1100/Makefile4
-rw-r--r--arch/arm/mach-sa1100/h3100.c119
-rw-r--r--arch/arm/mach-sa1100/h3600.c333
-rw-r--r--arch/arm/mach-sa1100/h3xxx.c292
-rw-r--r--arch/arm/mach-sa1100/include/mach/h3xxx.h14
5 files changed, 427 insertions, 335 deletions
diff --git a/arch/arm/mach-sa1100/Makefile b/arch/arm/mach-sa1100/Makefile
index bb7b8198d0c..89349c1dd7a 100644
--- a/arch/arm/mach-sa1100/Makefile
+++ b/arch/arm/mach-sa1100/Makefile
@@ -25,8 +25,8 @@ led-$(CONFIG_SA1100_CERF) += leds-cerf.o
obj-$(CONFIG_SA1100_COLLIE) += collie.o
-obj-$(CONFIG_SA1100_H3100) += h3600.o
-obj-$(CONFIG_SA1100_H3600) += h3600.o
+obj-$(CONFIG_SA1100_H3100) += h3100.o h3xxx.o
+obj-$(CONFIG_SA1100_H3600) += h3600.o h3xxx.o
obj-$(CONFIG_SA1100_HACKKIT) += hackkit.o
led-$(CONFIG_SA1100_HACKKIT) += leds-hackkit.o
diff --git a/arch/arm/mach-sa1100/h3100.c b/arch/arm/mach-sa1100/h3100.c
new file mode 100644
index 00000000000..4c7778ee57a
--- /dev/null
+++ b/arch/arm/mach-sa1100/h3100.c
@@ -0,0 +1,119 @@
+/*
+ * Hardware definitions for Compaq iPAQ H3xxx Handheld Computers
+ *
+ * Copyright 2000,1 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
+ * and abstracted EGPIO interface.
+ *
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/tty.h>
+#include <linux/pm.h>
+#include <linux/device.h>
+#include <linux/mfd/htc-egpio.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/serial_core.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <asm/irq.h>
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/setup.h>
+
+#include <asm/mach/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/irda.h>
+#include <asm/mach/map.h>
+#include <asm/mach/serial_sa1100.h>
+
+#include <mach/h3xxx.h>
+
+#include "generic.h"
+
+/*
+ * helper for sa1100fb
+ */
+static void h3100_lcd_power(int enable)
+{
+ if (!gpio_request(H3XXX_EGPIO_LCD_ON, "LCD ON")) {
+ gpio_set_value(H3100_GPIO_LCD_3V_ON, enable);
+ gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable);
+ gpio_free(H3XXX_EGPIO_LCD_ON);
+ }
+}
+
+
+static void __init h3100_map_io(void)
+{
+ h3xxx_map_io();
+
+ sa1100fb_lcd_power = h3100_lcd_power;
+
+ /* Older bootldrs put GPIO2-9 in alternate mode on the
+ assumption that they are used for video */
+ GAFR &= ~0x000001fb;
+}
+
+/*
+ * This turns the IRDA power on or off on the Compaq H3100
+ */
+static int h3100_irda_set_power(struct device *dev, unsigned int state)
+{
+ gpio_set_value(H3100_GPIO_IR_ON, state);
+ return 0;
+}
+
+static void h3100_irda_set_speed(struct device *dev, unsigned int speed)
+{
+ gpio_set_value(H3100_GPIO_IR_FSEL, !(speed < 4000000));
+}
+
+static struct irda_platform_data h3100_irda_data = {
+ .set_power = h3100_irda_set_power,
+ .set_speed = h3100_irda_set_speed,
+};
+
+static struct gpio_default_state h3100_default_gpio[] = {
+ { H3100_GPIO_IR_ON, GPIO_MODE_OUT0, "IrDA power" },
+ { H3100_GPIO_IR_FSEL, GPIO_MODE_OUT0, "IrDA fsel" },
+ { H3XXX_GPIO_COM_DCD, GPIO_MODE_IN, "COM DCD" },
+ { H3XXX_GPIO_COM_CTS, GPIO_MODE_IN, "COM CTS" },
+ { H3XXX_GPIO_COM_RTS, GPIO_MODE_OUT0, "COM RTS" },
+ { H3100_GPIO_LCD_3V_ON, GPIO_MODE_OUT0, "LCD 3v" },
+};
+
+static void __init h3100_mach_init(void)
+{
+ h3xxx_init_gpio(h3100_default_gpio, ARRAY_SIZE(h3100_default_gpio));
+ h3xxx_mach_init();
+ sa11x0_register_irda(&h3100_irda_data);
+}
+
+MACHINE_START(H3100, "Compaq iPAQ H3100")
+ .phys_io = 0x80000000,
+ .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
+ .boot_params = 0xc0000100,
+ .map_io = h3100_map_io,
+ .init_irq = sa1100_init_irq,
+ .timer = &sa1100_timer,
+ .init_machine = h3100_mach_init,
+MACHINE_END
+
diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c
index dd39f90db0d..65ab286a304 100644
--- a/arch/arm/mach-sa1100/h3600.c
+++ b/arch/arm/mach-sa1100/h3600.c
@@ -48,337 +48,6 @@
#include "generic.h"
-struct gpio_default_state {
- int gpio;
- int mode;
- const char *name;
-};
-
-#define GPIO_MODE_IN -1
-#define GPIO_MODE_OUT0 0
-#define GPIO_MODE_OUT1 1
-
-static void h3xxx_init_gpio(struct gpio_default_state *s, size_t n)
-{
- while (n--) {
- const char *name = s->name;
- int err;
-
- if (!name)
- name = "[init]";
- err = gpio_request(s->gpio, name);
- if (err) {
- printk(KERN_ERR "gpio%u: unable to request: %d\n",
- s->gpio, err);
- continue;
- }
- if (s->mode >= 0) {
- err = gpio_direction_output(s->gpio, s->mode);
- } else {
- err = gpio_direction_input(s->gpio);
- }
- if (err) {
- printk(KERN_ERR "gpio%u: unable to set direction: %d\n",
- s->gpio, err);
- continue;
- }
- if (!s->name)
- gpio_free(s->gpio);
- s++;
- }
-}
-
-
-/*
- * H3xxx flash support
- */
-static struct mtd_partition h3xxx_partitions[] = {
- {
- .name = "H3XXX boot firmware",
- .size = 0x00040000,
- .offset = 0,
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- }, {
- .name = "H3XXX rootfs",
- .size = MTDPART_SIZ_FULL,
- .offset = 0x00040000,
- }
-};
-
-static void h3xxx_set_vpp(int vpp)
-{
- gpio_set_value(H3XXX_EGPIO_VPP_ON, vpp);
-}
-
-static int h3xxx_flash_init(void)
-{
- int err = gpio_request(H3XXX_EGPIO_VPP_ON, "Flash Vpp");
- if (err)
- return err;
-
- err = gpio_direction_output(H3XXX_EGPIO_VPP_ON, 0);
- if (err)
- gpio_free(H3XXX_EGPIO_VPP_ON);
-
- return err;
-}
-
-static void h3xxx_flash_exit(void)
-{
- gpio_free(H3XXX_EGPIO_VPP_ON);
-}
-
-static struct flash_platform_data h3xxx_flash_data = {
- .map_name = "cfi_probe",
- .set_vpp = h3xxx_set_vpp,
- .init = h3xxx_flash_init,
- .exit = h3xxx_flash_exit,
- .parts = h3xxx_partitions,
- .nr_parts = ARRAY_SIZE(h3xxx_partitions),
-};
-
-static struct resource h3xxx_flash_resource = {
- .start = SA1100_CS0_PHYS,
- .end = SA1100_CS0_PHYS + SZ_32M - 1,
- .flags = IORESOURCE_MEM,
-};
-
-
-/*
- * H3xxx uart support
- */
-static void h3xxx_uart_set_mctrl(struct uart_port *port, u_int mctrl)
-{
- if (port->mapbase == _Ser3UTCR0) {
- gpio_set_value(H3XXX_GPIO_COM_RTS, !(mctrl & TIOCM_RTS));
- }
-}
-
-static u_int h3xxx_uart_get_mctrl(struct uart_port *port)
-{
- u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR;
-
- if (port->mapbase == _Ser3UTCR0) {
- /*
- * DCD and CTS bits are inverted in GPLR by RS232 transceiver
- */
- if (gpio_get_value(H3XXX_GPIO_COM_DCD))
- ret &= ~TIOCM_CD;
- if (gpio_get_value(H3XXX_GPIO_COM_CTS))
- ret &= ~TIOCM_CTS;
- }
-
- return ret;
-}
-
-static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
-{
- if (port->mapbase == _Ser3UTCR0)
- if (!gpio_request(H3XXX_EGPIO_RS232_ON, "RS232 transceiver")) {
- gpio_direction_output(H3XXX_EGPIO_RS232_ON, !state);
- gpio_free(H3XXX_EGPIO_RS232_ON);
- }
-}
-
-/*
- * Enable/Disable wake up events for this serial port.
- * Obviously, we only support this on the normal COM port.
- */
-static int h3xxx_uart_set_wake(struct uart_port *port, u_int enable)
-{
- int err = -EINVAL;
-
- if (port->mapbase == _Ser3UTCR0) {
- if (enable)
- PWER |= PWER_GPIO23 | PWER_GPIO25; /* DCD and CTS */
- else
- PWER &= ~(PWER_GPIO23 | PWER_GPIO25); /* DCD and CTS */
- err = 0;
- }
- return err;
-}
-
-static struct sa1100_port_fns h3xxx_port_fns __initdata = {
- .set_mctrl = h3xxx_uart_set_mctrl,
- .get_mctrl = h3xxx_uart_get_mctrl,
- .pm = h3xxx_uart_pm,
- .set_wake = h3xxx_uart_set_wake,
-};
-
-/*
- * EGPIO
- */
-
-static struct resource egpio_resources[] = {
- [0] = {
- .start = H3600_EGPIO_PHYS,
- .end = H3600_EGPIO_PHYS + 0x4 - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct htc_egpio_chip egpio_chips[] = {
- [0] = {
- .reg_start = 0,
- .gpio_base = H3XXX_EGPIO_BASE,
- .num_gpios = 16,
- .direction = HTC_EGPIO_OUTPUT,
- .initial_values = 0x0080, /* H3XXX_EGPIO_RS232_ON */
- },
-};
-
-static struct htc_egpio_platform_data egpio_info = {
- .reg_width = 16,
- .bus_width = 16,
- .chip = egpio_chips,
- .num_chips = ARRAY_SIZE(egpio_chips),
-};
-
-static struct platform_device h3xxx_egpio = {
- .name = "htc-egpio",
- .id = -1,
- .resource = egpio_resources,
- .num_resources = ARRAY_SIZE(egpio_resources),
- .dev = {
- .platform_data = &egpio_info,
- },
-};
-
-static struct platform_device *h3xxx_devices[] = {
- &h3xxx_egpio,
-};
-
-static void __init h3xxx_mach_init(void)
-{
- sa1100_register_uart_fns(&h3xxx_port_fns);
- sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1);
- platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices));
-}
-
-static struct map_desc h3600_io_desc[] __initdata = {
- { /* static memory bank 2 CS#2 */
- .virtual = H3600_BANK_2_VIRT,
- .pfn = __phys_to_pfn(SA1100_CS2_PHYS),
- .length = 0x02800000,
- .type = MT_DEVICE
- }, { /* static memory bank 4 CS#4 */
- .virtual = H3600_BANK_4_VIRT,
- .pfn = __phys_to_pfn(SA1100_CS4_PHYS),
- .length = 0x00800000,
- .type = MT_DEVICE
- }, { /* EGPIO 0 CS#5 */
- .virtual = H3600_EGPIO_VIRT,
- .pfn = __phys_to_pfn(H3600_EGPIO_PHYS),
- .length = 0x01000000,
- .type = MT_DEVICE
- }
-};
-
-/*
- * Common map_io initialization
- */
-
-static void __init h3xxx_map_io(void)
-{
- sa1100_map_io();
- iotable_init(h3600_io_desc, ARRAY_SIZE(h3600_io_desc));
-
- sa1100_register_uart(0, 3); /* Common serial port */
-// sa1100_register_uart(1, 1); /* Microcontroller on 3100/3600 */
-
- /* Ensure those pins are outputs and driving low */
- PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
- PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
-
- /* Configure suspend conditions */
- PGSR = 0;
- PWER = PWER_GPIO0;
- PCFR = PCFR_OPDE;
- PSDR = 0;
-
- GPCR = 0x0fffffff; /* All outputs are set low by default */
- GPDR = 0; /* Configure all GPIOs as input */
-}
-
-/************************* H3100 *************************/
-
-#ifdef CONFIG_SA1100_H3100
-
-/*
- * helper for sa1100fb
- */
-static void h3100_lcd_power(int enable)
-{
- if (!gpio_request(H3XXX_EGPIO_LCD_ON, "LCD ON")) {
- gpio_set_value(H3100_GPIO_LCD_3V_ON, enable);
- gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable);
- gpio_free(H3XXX_EGPIO_LCD_ON);
- }
-}
-
-
-static void __init h3100_map_io(void)
-{
- h3xxx_map_io();
-
- sa1100fb_lcd_power = h3100_lcd_power;
-
- /* Older bootldrs put GPIO2-9 in alternate mode on the
- assumption that they are used for video */
- GAFR &= ~0x000001fb;
-}
-
-/*
- * This turns the IRDA power on or off on the Compaq H3100
- */
-static int h3100_irda_set_power(struct device *dev, unsigned int state)
-{
- gpio_set_value(H3100_GPIO_IR_ON, state);
- return 0;
-}
-
-static void h3100_irda_set_speed(struct device *dev, unsigned int speed)
-{
- gpio_set_value(H3100_GPIO_IR_FSEL, !(speed < 4000000));
-}
-
-static struct irda_platform_data h3100_irda_data = {
- .set_power = h3100_irda_set_power,
- .set_speed = h3100_irda_set_speed,
-};
-
-static struct gpio_default_state h3100_default_gpio[] = {
- { H3100_GPIO_IR_ON, GPIO_MODE_OUT0, "IrDA power" },
- { H3100_GPIO_IR_FSEL, GPIO_MODE_OUT0, "IrDA fsel" },
- { H3XXX_GPIO_COM_DCD, GPIO_MODE_IN, "COM DCD" },
- { H3XXX_GPIO_COM_CTS, GPIO_MODE_IN, "COM CTS" },
- { H3XXX_GPIO_COM_RTS, GPIO_MODE_OUT0, "COM RTS" },
- { H3100_GPIO_LCD_3V_ON, GPIO_MODE_OUT0, "LCD 3v" },
-};
-
-static void __init h3100_mach_init(void)
-{
- h3xxx_init_gpio(h3100_default_gpio, ARRAY_SIZE(h3100_default_gpio));
- h3xxx_mach_init();
- sa11x0_register_irda(&h3100_irda_data);
-}
-
-MACHINE_START(H3100, "Compaq iPAQ H3100")
- .phys_io = 0x80000000,
- .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
- .boot_params = 0xc0000100,
- .map_io = h3100_map_io,
- .init_irq = sa1100_init_irq,
- .timer = &sa1100_timer,
- .init_machine = h3100_mach_init,
-MACHINE_END
-
-#endif /* CONFIG_SA1100_H3100 */
-
-/************************* H3600 *************************/
-
-#ifdef CONFIG_SA1100_H3600
-
/*
* helper for sa1100fb
*/
@@ -483,5 +152,3 @@ MACHINE_START(H3600, "Compaq iPAQ H3600")
.init_machine = h3600_mach_init,
MACHINE_END
-#endif /* CONFIG_SA1100_H3600 */
-
diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c
new file mode 100644
index 00000000000..bb608d437ff
--- /dev/null
+++ b/arch/arm/mach-sa1100/h3xxx.c
@@ -0,0 +1,292 @@
+/*
+ * Hardware definitions for Compaq iPAQ H3xxx Handheld Computers
+ *
+ * Copyright 2000,1 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
+ * and abstracted EGPIO interface.
+ *
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/tty.h>
+#include <linux/pm.h>
+#include <linux/device.h>
+#include <linux/mfd/htc-egpio.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/serial_core.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <asm/irq.h>
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/setup.h>
+
+#include <asm/mach/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/irda.h>
+#include <asm/mach/map.h>
+#include <asm/mach/serial_sa1100.h>
+
+#include <mach/h3xxx.h>
+
+#include "generic.h"
+
+void h3xxx_init_gpio(struct gpio_default_state *s, size_t n)
+{
+ while (n--) {
+ const char *name = s->name;
+ int err;
+
+ if (!name)
+ name = "[init]";
+ err = gpio_request(s->gpio, name);
+ if (err) {
+ printk(KERN_ERR "gpio%u: unable to request: %d\n",
+ s->gpio, err);
+ continue;
+ }
+ if (s->mode >= 0) {
+ err = gpio_direction_output(s->gpio, s->mode);
+ } else {
+ err = gpio_direction_input(s->gpio);
+ }
+ if (err) {
+ printk(KERN_ERR "gpio%u: unable to set direction: %d\n",
+ s->gpio, err);
+ continue;
+ }
+ if (!s->name)
+ gpio_free(s->gpio);
+ s++;
+ }
+}
+
+
+/*
+ * H3xxx flash support
+ */
+static struct mtd_partition h3xxx_partitions[] = {
+ {
+ .name = "H3XXX boot firmware",
+ .size = 0x00040000,
+ .offset = 0,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ }, {
+ .name = "H3XXX rootfs",
+ .size = MTDPART_SIZ_FULL,
+ .offset = 0x00040000,
+ }
+};
+
+static void h3xxx_set_vpp(int vpp)
+{
+ gpio_set_value(H3XXX_EGPIO_VPP_ON, vpp);
+}
+
+static int h3xxx_flash_init(void)
+{
+ int err = gpio_request(H3XXX_EGPIO_VPP_ON, "Flash Vpp");
+ if (err)
+ return err;
+
+ err = gpio_direction_output(H3XXX_EGPIO_VPP_ON, 0);
+ if (err)
+ gpio_free(H3XXX_EGPIO_VPP_ON);
+
+ return err;
+}
+
+static void h3xxx_flash_exit(void)
+{
+ gpio_free(H3XXX_EGPIO_VPP_ON);
+}
+
+static struct flash_platform_data h3xxx_flash_data = {
+ .map_name = "cfi_probe",
+ .set_vpp = h3xxx_set_vpp,
+ .init = h3xxx_flash_init,
+ .exit = h3xxx_flash_exit,
+ .parts = h3xxx_partitions,
+ .nr_parts = ARRAY_SIZE(h3xxx_partitions),
+};
+
+static struct resource h3xxx_flash_resource = {
+ .start = SA1100_CS0_PHYS,
+ .end = SA1100_CS0_PHYS + SZ_32M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+
+/*
+ * H3xxx uart support
+ */
+static void h3xxx_uart_set_mctrl(struct uart_port *port, u_int mctrl)
+{
+ if (port->mapbase == _Ser3UTCR0) {
+ gpio_set_value(H3XXX_GPIO_COM_RTS, !(mctrl & TIOCM_RTS));
+ }
+}
+
+static u_int h3xxx_uart_get_mctrl(struct uart_port *port)
+{
+ u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR;
+
+ if (port->mapbase == _Ser3UTCR0) {
+ /*
+ * DCD and CTS bits are inverted in GPLR by RS232 transceiver
+ */
+ if (gpio_get_value(H3XXX_GPIO_COM_DCD))
+ ret &= ~TIOCM_CD;
+ if (gpio_get_value(H3XXX_GPIO_COM_CTS))
+ ret &= ~TIOCM_CTS;
+ }
+
+ return ret;
+}
+
+static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
+{
+ if (port->mapbase == _Ser3UTCR0)
+ if (!gpio_request(H3XXX_EGPIO_RS232_ON, "RS232 transceiver")) {
+ gpio_direction_output(H3XXX_EGPIO_RS232_ON, !state);
+ gpio_free(H3XXX_EGPIO_RS232_ON);
+ }
+}
+
+/*
+ * Enable/Disable wake up events for this serial port.
+ * Obviously, we only support this on the normal COM port.
+ */
+static int h3xxx_uart_set_wake(struct uart_port *port, u_int enable)
+{
+ int err = -EINVAL;
+
+ if (port->mapbase == _Ser3UTCR0) {
+ if (enable)
+ PWER |= PWER_GPIO23 | PWER_GPIO25; /* DCD and CTS */
+ else
+ PWER &= ~(PWER_GPIO23 | PWER_GPIO25); /* DCD and CTS */
+ err = 0;
+ }
+ return err;
+}
+
+static struct sa1100_port_fns h3xxx_port_fns __initdata = {
+ .set_mctrl = h3xxx_uart_set_mctrl,
+ .get_mctrl = h3xxx_uart_get_mctrl,
+ .pm = h3xxx_uart_pm,
+ .set_wake = h3xxx_uart_set_wake,
+};
+
+/*
+ * EGPIO
+ */
+
+static struct resource egpio_resources[] = {
+ [0] = {
+ .start = H3600_EGPIO_PHYS,
+ .end = H3600_EGPIO_PHYS + 0x4 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct htc_egpio_chip egpio_chips[] = {
+ [0] = {
+ .reg_start = 0,
+ .gpio_base = H3XXX_EGPIO_BASE,
+ .num_gpios = 16,
+ .direction = HTC_EGPIO_OUTPUT,
+ .initial_values = 0x0080, /* H3XXX_EGPIO_RS232_ON */
+ },
+};
+
+static struct htc_egpio_platform_data egpio_info = {
+ .reg_width = 16,
+ .bus_width = 16,
+ .chip = egpio_chips,
+ .num_chips = ARRAY_SIZE(egpio_chips),
+};
+
+static struct platform_device h3xxx_egpio = {
+ .name = "htc-egpio",
+ .id = -1,
+ .resource = egpio_resources,
+ .num_resources = ARRAY_SIZE(egpio_resources),
+ .dev = {
+ .platform_data = &egpio_info,
+ },
+};
+
+static struct platform_device *h3xxx_devices[] = {
+ &h3xxx_egpio,
+};
+
+void __init h3xxx_mach_init(void)
+{
+ sa1100_register_uart_fns(&h3xxx_port_fns);
+ sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1);
+ platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices));
+}
+
+static struct map_desc h3600_io_desc[] __initdata = {
+ { /* static memory bank 2 CS#2 */
+ .virtual = H3600_BANK_2_VIRT,
+ .pfn = __phys_to_pfn(SA1100_CS2_PHYS),
+ .length = 0x02800000,
+ .type = MT_DEVICE
+ }, { /* static memory bank 4 CS#4 */
+ .virtual = H3600_BANK_4_VIRT,
+ .pfn = __phys_to_pfn(SA1100_CS4_PHYS),
+ .length = 0x00800000,
+ .type = MT_DEVICE
+ }, { /* EGPIO 0 CS#5 */
+ .virtual = H3600_EGPIO_VIRT,
+ .pfn = __phys_to_pfn(H3600_EGPIO_PHYS),
+ .length = 0x01000000,
+ .type = MT_DEVICE
+ }
+};
+
+/*
+ * Common map_io initialization
+ */
+
+void __init h3xxx_map_io(void)
+{
+ sa1100_map_io();
+ iotable_init(h3600_io_desc, ARRAY_SIZE(h3600_io_desc));
+
+ sa1100_register_uart(0, 3); /* Common serial port */
+// sa1100_register_uart(1, 1); /* Microcontroller on 3100/3600 */
+
+ /* Ensure those pins are outputs and driving low */
+ PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+ PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
+ /* Configure suspend conditions */
+ PGSR = 0;
+ PWER = PWER_GPIO0;
+ PCFR = PCFR_OPDE;
+ PSDR = 0;
+
+ GPCR = 0x0fffffff; /* All outputs are set low by default */
+ GPDR = 0; /* Configure all GPIOs as input */
+}
+
diff --git a/arch/arm/mach-sa1100/include/mach/h3xxx.h b/arch/arm/mach-sa1100/include/mach/h3xxx.h
index 7f1e130be94..d8a6e7cee67 100644
--- a/arch/arm/mach-sa1100/include/mach/h3xxx.h
+++ b/arch/arm/mach-sa1100/include/mach/h3xxx.h
@@ -87,4 +87,18 @@
#define H3600_EGPIO_LCD_5V_ON (H3XXX_EGPIO_BASE + 14) /* enable 5V to LCD. active high. */
#define H3600_EGPIO_LVDD_ON (H3XXX_EGPIO_BASE + 15) /* enable 9V and -6.5V to LCD. */
+struct gpio_default_state {
+ int gpio;
+ int mode;
+ const char *name;
+};
+
+#define GPIO_MODE_IN -1
+#define GPIO_MODE_OUT0 0
+#define GPIO_MODE_OUT1 1
+
+void h3xxx_init_gpio(struct gpio_default_state *s, size_t n);
+void __init h3xxx_map_io(void);
+void __init h3xxx_mach_init(void);
+
#endif /* _INCLUDE_H3XXX_H_ */