diff options
Diffstat (limited to 'arch/arm/mach-sa1100')
| -rw-r--r-- | arch/arm/mach-sa1100/h3600.c | 64 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/include/mach/h3600_gpio.h | 14 |
2 files changed, 52 insertions, 26 deletions
diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c index c53ad6518352..8a6a0e744db3 100644 --- a/arch/arm/mach-sa1100/h3600.c +++ b/arch/arm/mach-sa1100/h3600.c @@ -91,6 +91,9 @@ static void h3xxx_init_gpio(struct gpio_default_state *s, size_t n) } +/* + * H3xxx flash support + */ static struct mtd_partition h3xxx_partitions[] = { { .name = "H3XXX boot firmware", @@ -122,42 +125,35 @@ static struct resource h3xxx_flash_resource = { .flags = IORESOURCE_MEM, }; -static void h3xxx_mach_init(void) -{ - sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1); -} /* - * low-level UART features + * H3xxx uart support */ - -static void h3600_uart_set_mctrl(struct uart_port *port, u_int mctrl) +static void h3xxx_uart_set_mctrl(struct uart_port *port, u_int mctrl) { if (port->mapbase == _Ser3UTCR0) { - if (mctrl & TIOCM_RTS) - GPCR = GPIO_H3600_COM_RTS; - else - GPSR = GPIO_H3600_COM_RTS; + gpio_set_value(H3XXX_GPIO_COM_RTS, !(mctrl & TIOCM_RTS)); } } -static u_int h3600_uart_get_mctrl(struct uart_port *port) +static u_int h3xxx_uart_get_mctrl(struct uart_port *port) { u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR; if (port->mapbase == _Ser3UTCR0) { - int gplr = GPLR; - /* DCD and CTS bits are inverted in GPLR by RS232 transceiver */ - if (gplr & GPIO_H3600_COM_DCD) + /* + * DCD and CTS bits are inverted in GPLR by RS232 transceiver + */ + if (gpio_get_value(H3XXX_GPIO_COM_DCD)) ret &= ~TIOCM_CD; - if (gplr & GPIO_H3600_COM_CTS) + if (gpio_get_value(H3XXX_GPIO_COM_CTS)) ret &= ~TIOCM_CTS; } return ret; } -static void h3600_uart_pm(struct uart_port *port, u_int state, u_int oldstate) +static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate) { if (port->mapbase == _Ser2UTCR0) { /* TODO: REMOVE THIS */ assign_h3600_egpio(IPAQ_EGPIO_IR_ON, !state); @@ -170,7 +166,7 @@ static void h3600_uart_pm(struct uart_port *port, u_int state, u_int oldstate) * Enable/Disable wake up events for this serial port. * Obviously, we only support this on the normal COM port. */ -static int h3600_uart_set_wake(struct uart_port *port, u_int enable) +static int h3xxx_uart_set_wake(struct uart_port *port, u_int enable) { int err = -EINVAL; @@ -184,13 +180,20 @@ static int h3600_uart_set_wake(struct uart_port *port, u_int enable) return err; } -static struct sa1100_port_fns h3600_port_fns __initdata = { - .set_mctrl = h3600_uart_set_mctrl, - .get_mctrl = h3600_uart_get_mctrl, - .pm = h3600_uart_pm, - .set_wake = h3600_uart_set_wake, +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, }; + +static void h3xxx_mach_init(void) +{ + sa1100_register_uart_fns(&h3xxx_port_fns); + sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1); +} + /* * helper for sa1100fb */ @@ -227,7 +230,6 @@ static void __init h3xxx_map_io(void) sa1100_map_io(); iotable_init(h3600_io_desc, ARRAY_SIZE(h3600_io_desc)); - sa1100_register_uart_fns(&h3600_port_fns); sa1100_register_uart(0, 3); /* Common serial port */ // sa1100_register_uart(1, 1); /* Microcontroller on 3100/3600 */ @@ -329,7 +331,7 @@ static void __init h3100_map_io(void) /* Initialize h3100-specific values here */ GPCR = 0x0fffffff; /* All outputs are set low by default */ - GPDR = GPIO_H3600_COM_RTS | GPIO_H3600_L3_CLOCK | + GPDR = GPIO_H3600_L3_CLOCK | GPIO_H3600_L3_MODE | GPIO_H3600_L3_DATA | GPIO_H3600_CLK_SET1 | GPIO_H3600_CLK_SET0 | H3100_DIRECT_EGPIO; @@ -364,6 +366,9 @@ static struct irda_platform_data h3100_irda_data = { 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" }, }; static void h3100_mach_init(void) @@ -460,7 +465,7 @@ static void __init h3600_map_io(void) /* Initialize h3600-specific values here */ GPCR = 0x0fffffff; /* All outputs are set low by default */ - GPDR = GPIO_H3600_COM_RTS | GPIO_H3600_L3_CLOCK | + GPDR = GPIO_H3600_L3_CLOCK | GPIO_H3600_L3_MODE | GPIO_H3600_L3_DATA | GPIO_H3600_CLK_SET1 | GPIO_H3600_CLK_SET0 | GPIO_LDD15 | GPIO_LDD14 | GPIO_LDD13 | GPIO_LDD12 | @@ -489,8 +494,15 @@ static struct irda_platform_data h3600_irda_data = { .set_speed = h3600_irda_set_speed, }; +static struct gpio_default_state h3600_default_gpio[] = { + { 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" }, +}; + static void h3600_mach_init(void) { + h3xxx_init_gpio(h3600_default_gpio, ARRAY_SIZE(h3600_default_gpio)); h3xxx_mach_init(); sa11x0_register_irda(&h3600_irda_data); } diff --git a/arch/arm/mach-sa1100/include/mach/h3600_gpio.h b/arch/arm/mach-sa1100/include/mach/h3600_gpio.h index d4d0b22d0193..18de674af560 100644 --- a/arch/arm/mach-sa1100/include/mach/h3600_gpio.h +++ b/arch/arm/mach-sa1100/include/mach/h3600_gpio.h @@ -24,6 +24,20 @@ #define _INCLUDE_H3600_GPIO_H_ /* + * gpiolib numbers for all iPAQs + */ +#define H3XXX_GPIO_PWR_BUTTON 0 +#define H3XXX_GPIO_PCMCIA_CD1 10 +#define H3XXX_GPIO_PCMCIA_IRQ1 11 +#define H3XXX_GPIO_PCMCIA_CD0 17 +#define H3XXX_GPIO_SYS_CLK 19 +#define H3XXX_GPIO_PCMCIA_IRQ0 21 +#define H3XXX_GPIO_COM_DCD 23 +#define H3XXX_GPIO_OPTION 24 +#define H3XXX_GPIO_COM_CTS 25 +#define H3XXX_GPIO_COM_RTS 26 + +/* * GPIO lines that are common across ALL iPAQ models are in "h3600.h" * This file contains machine-specific definitions */ |