diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-sa1100/h3600.c | 87 |
1 files changed, 81 insertions, 6 deletions
diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c index 429fdb051a3..5e6011ce36e 100644 --- a/arch/arm/mach-sa1100/h3600.c +++ b/arch/arm/mach-sa1100/h3600.c @@ -111,12 +111,32 @@ static struct mtd_partition h3xxx_partitions[] = { static void h3xxx_set_vpp(int vpp) { - assign_h3600_egpio(IPAQ_EGPIO_VPP_ON, 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), }; @@ -158,7 +178,10 @@ static u_int h3xxx_uart_get_mctrl(struct uart_port *port) static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate) { if (port->mapbase == _Ser3UTCR0) - assign_h3600_egpio(IPAQ_EGPIO_RS232_ON, !state); + if (!gpio_request(H3XXX_EGPIO_RS232_ON, "RS232 transceiver")) { + gpio_direction_output(H3XXX_EGPIO_RS232_ON, !state); + gpio_free(H3XXX_EGPIO_RS232_ON); + } } /* @@ -362,7 +385,11 @@ static void h3100_control_egpio(enum ipaq_egpio_type x, int setp) */ static void h3100_lcd_power(int enable) { - assign_h3600_egpio(IPAQ_EGPIO_LCD_POWER, 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); + } } @@ -412,6 +439,7 @@ static struct gpio_default_state h3100_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" }, + { H3100_GPIO_LCD_3V_ON, GPIO_MODE_OUT0, "LCD 3v" }, }; static void __init h3100_mach_init(void) @@ -506,7 +534,25 @@ static void h3600_control_egpio(enum ipaq_egpio_type x, int setp) */ static void h3600_lcd_power(int enable) { - assign_h3600_egpio(IPAQ_EGPIO_LCD_POWER, enable); + if (gpio_request(H3XXX_EGPIO_LCD_ON, "LCD power")) + goto err1; + if (gpio_request(H3600_EGPIO_LCD_PCI, "LCD control")) + goto err2; + if (gpio_request(H3600_EGPIO_LCD_5V_ON, "LCD 5v")) + goto err3; + if (gpio_request(H3600_EGPIO_LVDD_ON, "LCD 9v/-6.5v")) + goto err4; + + gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable); + gpio_direction_output(H3600_EGPIO_LCD_PCI, enable); + gpio_direction_output(H3600_EGPIO_LCD_5V_ON, enable); + gpio_direction_output(H3600_EGPIO_LVDD_ON, enable); + + gpio_free(H3600_EGPIO_LVDD_ON); +err4: gpio_free(H3600_EGPIO_LCD_5V_ON); +err3: gpio_free(H3600_EGPIO_LCD_PCI); +err2: gpio_free(H3XXX_EGPIO_LCD_ON); +err1: return; } static void __init h3600_map_io(void) @@ -531,18 +577,47 @@ static void __init h3600_map_io(void) */ static int h3600_irda_set_power(struct device *dev, unsigned int state) { - assign_h3600_egpio(IPAQ_EGPIO_IR_ON, state); + gpio_set_value(H3600_EGPIO_IR_ON, state); return 0; } static void h3600_irda_set_speed(struct device *dev, unsigned int speed) { - assign_h3600_egpio(IPAQ_EGPIO_IR_FSEL, !(speed < 4000000)); + gpio_set_value(H3600_EGPIO_IR_FSEL, !(speed < 4000000)); +} + +static int h3600_irda_startup(struct device *dev) +{ + int err = gpio_request(H3600_EGPIO_IR_ON, "IrDA power"); + if (err) + goto err1; + err = gpio_direction_output(H3600_EGPIO_IR_ON, 0); + if (err) + goto err2; + err = gpio_request(H3600_EGPIO_IR_FSEL, "IrDA fsel"); + if (err) + goto err2; + err = gpio_direction_output(H3600_EGPIO_IR_FSEL, 0); + if (err) + goto err3; + return 0; + +err3: gpio_free(H3600_EGPIO_IR_FSEL); +err2: gpio_free(H3600_EGPIO_IR_ON); +err1: return err; +} + +static void h3600_irda_shutdown(struct device *dev) +{ + gpio_free(H3600_EGPIO_IR_ON); + gpio_free(H3600_EGPIO_IR_FSEL); } static struct irda_platform_data h3600_irda_data = { .set_power = h3600_irda_set_power, .set_speed = h3600_irda_set_speed, + .startup = h3600_irda_startup, + .shutdown = h3600_irda_shutdown, }; static struct gpio_default_state h3600_default_gpio[] = { |