diff options
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/at91rm9200_time.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-at91/at91sam926x_time.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-pcontrol-g20.c | 98 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-stamp9g20.c | 82 | ||||
| -rw-r--r-- | arch/arm/mach-at91/clock.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/gpio.c | 34 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/at91_mci.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/stamp9g20.h | 7 | ||||
| -rw-r--r-- | arch/arm/mach-at91/irq.c | 36 |
10 files changed, 94 insertions, 177 deletions
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index 62d686f..d13add7 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -65,7 +65,7 @@ obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o obj-$(CONFIG_MACH_STAMP9G20) += board-stamp9g20.o obj-$(CONFIG_MACH_PORTUXG20) += board-stamp9g20.o -obj-$(CONFIG_MACH_PCONTROL_G20) += board-pcontrol-g20.o +obj-$(CONFIG_MACH_PCONTROL_G20) += board-pcontrol-g20.o board-stamp9g20.o # AT91SAM9260/AT91SAM9G20 board-specific support obj-$(CONFIG_MACH_SNAPPER_9260) += board-snapper9260.o diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c index 2500f41..1dd69c8 100644 --- a/arch/arm/mach-at91/at91rm9200_time.c +++ b/arch/arm/mach-at91/at91rm9200_time.c @@ -101,7 +101,6 @@ static struct clocksource clk32k = { .rating = 150, .read = read_clk32k, .mask = CLOCKSOURCE_MASK(20), - .shift = 10, .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; @@ -201,8 +200,7 @@ void __init at91rm9200_timer_init(void) clockevents_register_device(&clkevt); /* register clocksource */ - clk32k.mult = clocksource_hz2mult(AT91_SLOW_CLOCK, clk32k.shift); - clocksource_register(&clk32k); + clocksource_register_hz(&clk32k, AT91_SLOW_CLOCK); } struct sys_timer at91rm9200_timer = { diff --git a/arch/arm/mach-at91/at91sam926x_time.c b/arch/arm/mach-at91/at91sam926x_time.c index 608a632..4ba8549 100644 --- a/arch/arm/mach-at91/at91sam926x_time.c +++ b/arch/arm/mach-at91/at91sam926x_time.c @@ -51,7 +51,6 @@ static struct clocksource pit_clk = { .name = "pit", .rating = 175, .read = read_pit_clk, - .shift = 20, .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; @@ -163,10 +162,9 @@ static void __init at91sam926x_pit_init(void) * Register clocksource. The high order bits of PIV are unused, * so this isn't a 32-bit counter unless we get clockevent irqs. */ - pit_clk.mult = clocksource_hz2mult(pit_rate, pit_clk.shift); bits = 12 /* PICNT */ + ilog2(pit_cycle) /* PIV */; pit_clk.mask = CLOCKSOURCE_MASK(bits); - clocksource_register(&pit_clk); + clocksource_register_hz(&pit_clk, pit_rate); /* Set up irq handler */ setup_irq(AT91_ID_SYS, &at91sam926x_pit_irq); diff --git a/arch/arm/mach-at91/board-pcontrol-g20.c b/arch/arm/mach-at91/board-pcontrol-g20.c index bba5a56..feb6578 100644 --- a/arch/arm/mach-at91/board-pcontrol-g20.c +++ b/arch/arm/mach-at91/board-pcontrol-g20.c @@ -31,6 +31,7 @@ #include <mach/board.h> #include <mach/at91sam9_smc.h> +#include <mach/stamp9g20.h> #include "sam9_smc.h" #include "generic.h" @@ -38,11 +39,7 @@ static void __init pcontrol_g20_map_io(void) { - /* Initialize processor: 18.432 MHz crystal */ - at91sam9260_initialize(18432000); - - /* DGBU on ttyS0. (Rx, Tx) only TTL -> JTAG connector X7 17,19 ) */ - at91_register_uart(0, 0, 0); + stamp9g20_map_io(); /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) piggyback A2 */ at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS @@ -54,9 +51,6 @@ static void __init pcontrol_g20_map_io(void) /* USART2 on ttyS3. (Rx, Tx) 9bit-Bus Multidrop-mode X4 */ at91_register_uart(AT91SAM9260_ID_US4, 3, 0); - - /* set serial console to ttyS0 (ie, DBGU) */ - at91_set_serial_console(0); } @@ -66,38 +60,6 @@ static void __init init_irq(void) } -/* - * NAND flash 512MiB 1,8V 8-bit, sector size 128 KiB - */ -static struct atmel_nand_data __initdata nand_data = { - .ale = 21, - .cle = 22, - .rdy_pin = AT91_PIN_PC13, - .enable_pin = AT91_PIN_PC14, -}; - -/* - * Bus timings; unit = 7.57ns - */ -static struct sam9_smc_config __initdata nand_smc_config = { - .ncs_read_setup = 0, - .nrd_setup = 2, - .ncs_write_setup = 0, - .nwe_setup = 2, - - .ncs_read_pulse = 4, - .nrd_pulse = 4, - .ncs_write_pulse = 4, - .nwe_pulse = 4, - - .read_cycle = 7, - .write_cycle = 7, - - .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE - | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, - .tdf_cycles = 3, -}; - static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { { .ncs_read_setup = 16, .nrd_setup = 18, @@ -138,14 +100,6 @@ static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { { .tdf_cycles = 1, } }; -static void __init add_device_nand(void) -{ - /* configure chip-select 3 (NAND) */ - sam9_smc_configure(3, &nand_smc_config); - at91_add_device_nand(&nand_data); -} - - static void __init add_device_pcontrol(void) { /* configure chip-select 4 (IO compatible to 8051 X4 ) */ @@ -156,23 +110,6 @@ static void __init add_device_pcontrol(void) /* - * MCI (SD/MMC) - * det_pin, wp_pin and vcc_pin are not connected - */ -#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE) -static struct mci_platform_data __initdata mmc_data = { - .slot[0] = { - .bus_width = 4, - }, -}; -#else -static struct at91_mmc_data __initdata mmc_data = { - .wire4 = 1, -}; -#endif - - -/* * USB Host port */ static struct at91_usbh_data __initdata usbh_data = { @@ -265,42 +202,13 @@ static struct spi_board_info pcontrol_g20_spi_devices[] = { }; -/* - * Dallas 1-Wire DS2431 - */ -static struct w1_gpio_platform_data w1_gpio_pdata = { - .pin = AT91_PIN_PA29, - .is_open_drain = 1, -}; - -static struct platform_device w1_device = { - .name = "w1-gpio", - .id = -1, - .dev.platform_data = &w1_gpio_pdata, -}; - -static void add_wire1(void) -{ - at91_set_GPIO_periph(w1_gpio_pdata.pin, 1); - at91_set_multi_drive(w1_gpio_pdata.pin, 1); - platform_device_register(&w1_device); -} - - static void __init pcontrol_g20_board_init(void) { - at91_add_device_serial(); - add_device_nand(); -#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE) - at91_add_device_mci(0, &mmc_data); -#else - at91_add_device_mmc(0, &mmc_data); -#endif + stamp9g20_board_init(); at91_add_device_usbh(&usbh_data); at91_add_device_eth(&macb_data); at91_add_device_i2c(pcontrol_g20_i2c_devices, ARRAY_SIZE(pcontrol_g20_i2c_devices)); - add_wire1(); add_device_pcontrol(); at91_add_device_spi(pcontrol_g20_spi_devices, ARRAY_SIZE(pcontrol_g20_spi_devices)); diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c index 5206eef..f8902b1 100644 --- a/arch/arm/mach-at91/board-stamp9g20.c +++ b/arch/arm/mach-at91/board-stamp9g20.c @@ -32,7 +32,7 @@ #include "generic.h" -static void __init portuxg20_map_io(void) +void __init stamp9g20_map_io(void) { /* Initialize processor: 18.432 MHz crystal */ at91sam9260_initialize(18432000); @@ -40,6 +40,24 @@ static void __init portuxg20_map_io(void) /* DGBU on ttyS0. (Rx & Tx only) */ at91_register_uart(0, 0, 0); + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); +} + +static void __init stamp9g20evb_map_io(void) +{ + stamp9g20_map_io(); + + /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR + | ATMEL_UART_DCD | ATMEL_UART_RI); +} + +static void __init portuxg20_map_io(void) +{ + stamp9g20_map_io(); + /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS | ATMEL_UART_DTR | ATMEL_UART_DSR @@ -56,26 +74,6 @@ static void __init portuxg20_map_io(void) /* USART5 on ttyS6. (Rx, Tx only) */ at91_register_uart(AT91SAM9260_ID_US5, 6, 0); - - /* set serial console to ttyS0 (ie, DBGU) */ - at91_set_serial_console(0); -} - -static void __init stamp9g20_map_io(void) -{ - /* Initialize processor: 18.432 MHz crystal */ - at91sam9260_initialize(18432000); - - /* DGBU on ttyS0. (Rx & Tx only) */ - at91_register_uart(0, 0, 0); - - /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ - at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS - | ATMEL_UART_DTR | ATMEL_UART_DSR - | ATMEL_UART_DCD | ATMEL_UART_RI); - - /* set serial console to ttyS0 (ie, DBGU) */ - at91_set_serial_console(0); } static void __init init_irq(void) @@ -156,7 +154,7 @@ static struct at91_udc_data __initdata portuxg20_udc_data = { .pullup_pin = 0, /* pull-up driven by UDC */ }; -static struct at91_udc_data __initdata stamp9g20_udc_data = { +static struct at91_udc_data __initdata stamp9g20evb_udc_data = { .vbus_pin = AT91_PIN_PA22, .pullup_pin = 0, /* pull-up driven by UDC */ }; @@ -190,7 +188,7 @@ static struct gpio_led portuxg20_leds[] = { } }; -static struct gpio_led stamp9g20_leds[] = { +static struct gpio_led stamp9g20evb_leds[] = { { .name = "D8", .gpio = AT91_PIN_PB18, @@ -250,7 +248,7 @@ void add_w1(void) } -static void __init generic_board_init(void) +void __init stamp9g20_board_init(void) { /* Serial */ at91_add_device_serial(); @@ -262,34 +260,40 @@ static void __init generic_board_init(void) #else at91_add_device_mmc(0, &mmc_data); #endif - /* USB Host */ - at91_add_device_usbh(&usbh_data); - /* Ethernet */ - at91_add_device_eth(&macb_data); - /* I2C */ - at91_add_device_i2c(NULL, 0); /* W1 */ add_w1(); } static void __init portuxg20_board_init(void) { - generic_board_init(); - /* SPI */ - at91_add_device_spi(portuxg20_spi_devices, ARRAY_SIZE(portuxg20_spi_devices)); + stamp9g20_board_init(); + /* USB Host */ + at91_add_device_usbh(&usbh_data); /* USB Device */ at91_add_device_udc(&portuxg20_udc_data); + /* Ethernet */ + at91_add_device_eth(&macb_data); + /* I2C */ + at91_add_device_i2c(NULL, 0); + /* SPI */ + at91_add_device_spi(portuxg20_spi_devices, ARRAY_SIZE(portuxg20_spi_devices)); /* LEDs */ at91_gpio_leds(portuxg20_leds, ARRAY_SIZE(portuxg20_leds)); } -static void __init stamp9g20_board_init(void) +static void __init stamp9g20evb_board_init(void) { - generic_board_init(); + stamp9g20_board_init(); + /* USB Host */ + at91_add_device_usbh(&usbh_data); /* USB Device */ - at91_add_device_udc(&stamp9g20_udc_data); + at91_add_device_udc(&stamp9g20evb_udc_data); + /* Ethernet */ + at91_add_device_eth(&macb_data); + /* I2C */ + at91_add_device_i2c(NULL, 0); /* LEDs */ - at91_gpio_leds(stamp9g20_leds, ARRAY_SIZE(stamp9g20_leds)); + at91_gpio_leds(stamp9g20evb_leds, ARRAY_SIZE(stamp9g20evb_leds)); } MACHINE_START(PORTUXG20, "taskit PortuxG20") @@ -305,7 +309,7 @@ MACHINE_START(STAMP9G20, "taskit Stamp9G20") /* Maintainer: taskit GmbH */ .boot_params = AT91_SDRAM_BASE + 0x100, .timer = &at91sam926x_timer, - .map_io = stamp9g20_map_io, + .map_io = stamp9g20evb_map_io, .init_irq = init_irq, - .init_machine = stamp9g20_board_init, + .init_machine = stamp9g20evb_board_init, MACHINE_END diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 7525cee..9113da6 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -658,7 +658,7 @@ static void __init at91_upll_usbfs_clock_init(unsigned long main_clock) /* Now set uhpck values */ uhpck.parent = &utmi_clk; uhpck.pmc_mask = AT91SAM926x_PMC_UHP; - uhpck.rate_hz = utmi_clk.parent->rate_hz; + uhpck.rate_hz = utmi_clk.rate_hz; uhpck.rate_hz /= 1 + ((at91_sys_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8); } diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c index ae4772e..af818a2 100644 --- a/arch/arm/mach-at91/gpio.c +++ b/arch/arm/mach-at91/gpio.c @@ -274,10 +274,10 @@ EXPORT_SYMBOL(at91_get_gpio_value); static u32 wakeups[MAX_GPIO_BANKS]; static u32 backups[MAX_GPIO_BANKS]; -static int gpio_irq_set_wake(unsigned pin, unsigned state) +static int gpio_irq_set_wake(struct irq_data *d, unsigned state) { - unsigned mask = pin_to_mask(pin); - unsigned bank = (pin - PIN_BASE) / 32; + unsigned mask = pin_to_mask(d->irq); + unsigned bank = (d->irq - PIN_BASE) / 32; if (unlikely(bank >= MAX_GPIO_BANKS)) return -EINVAL; @@ -344,25 +344,25 @@ void at91_gpio_resume(void) * IRQ0..IRQ6 should be configurable, e.g. level vs edge triggering. */ -static void gpio_irq_mask(unsigned pin) +static void gpio_irq_mask(struct irq_data *d) { - void __iomem *pio = pin_to_controller(pin); - unsigned mask = pin_to_mask(pin); + void __iomem *pio = pin_to_controller(d->irq); + unsigned mask = pin_to_mask(d->irq); if (pio) __raw_writel(mask, pio + PIO_IDR); } -static void gpio_irq_unmask(unsigned pin) +static void gpio_irq_unmask(struct irq_data *d) { - void __iomem *pio = pin_to_controller(pin); - unsigned mask = pin_to_mask(pin); + void __iomem *pio = pin_to_controller(d->irq); + unsigned mask = pin_to_mask(d->irq); if (pio) __raw_writel(mask, pio + PIO_IER); } -static int gpio_irq_type(unsigned pin, unsigned type) +static int gpio_irq_type(struct irq_data *d, unsigned type) { switch (type) { case IRQ_TYPE_NONE: @@ -375,10 +375,10 @@ static int gpio_irq_type(unsigned pin, unsigned type) static struct irq_chip gpio_irqchip = { .name = "GPIO", - .mask = gpio_irq_mask, - .unmask = gpio_irq_unmask, - .set_type = gpio_irq_type, - .set_wake = gpio_irq_set_wake, + .irq_mask = gpio_irq_mask, + .irq_unmask = gpio_irq_unmask, + .irq_set_type = gpio_irq_type, + .irq_set_wake = gpio_irq_set_wake, }; static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) @@ -393,7 +393,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) pio = at91_gpio->regbase; /* temporarily mask (level sensitive) parent IRQ */ - desc->chip->ack(irq); + desc->irq_data.chip->irq_ack(&desc->irq_data); for (;;) { /* Reading ISR acks pending (edge triggered) GPIO interrupts. * When there none are pending, we're finished unless we need @@ -419,7 +419,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) * another IRQ must be generated before it actually gets * here to be disabled on the GPIO controller. */ - gpio_irq_mask(pin); + gpio_irq_mask(irq_get_irq_data(pin)); } else generic_handle_irq(pin); @@ -429,7 +429,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) isr >>= 1; } } - desc->chip->unmask(irq); + desc->irq_data.chip->irq_unmask(&desc->irq_data); /* now it may re-trigger */ } diff --git a/arch/arm/mach-at91/include/mach/at91_mci.h b/arch/arm/mach-at91/include/mach/at91_mci.h index 57f8ee1..27ac6f5 100644 --- a/arch/arm/mach-at91/include/mach/at91_mci.h +++ b/arch/arm/mach-at91/include/mach/at91_mci.h @@ -74,6 +74,8 @@ #define AT91_MCI_TRTYP_BLOCK (0 << 19) #define AT91_MCI_TRTYP_MULTIPLE (1 << 19) #define AT91_MCI_TRTYP_STREAM (2 << 19) +#define AT91_MCI_TRTYP_SDIO_BYTE (4 << 19) +#define AT91_MCI_TRTYP_SDIO_BLOCK (5 << 19) #define AT91_MCI_BLKR 0x18 /* Block Register */ #define AT91_MCI_BLKR_BCNT(n) ((0xffff & (n)) << 0) /* Block count */ diff --git a/arch/arm/mach-at91/include/mach/stamp9g20.h b/arch/arm/mach-at91/include/mach/stamp9g20.h new file mode 100644 index 0000000..6120f9c --- /dev/null +++ b/arch/arm/mach-at91/include/mach/stamp9g20.h @@ -0,0 +1,7 @@ +#ifndef __MACH_STAMP9G20_H +#define __MACH_STAMP9G20_H + +void stamp9g20_map_io(void); +void stamp9g20_board_init(void); + +#endif diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c index da3494a..b56d6b3 100644 --- a/arch/arm/mach-at91/irq.c +++ b/arch/arm/mach-at91/irq.c @@ -34,23 +34,23 @@ #include <asm/mach/map.h> -static void at91_aic_mask_irq(unsigned int irq) +static void at91_aic_mask_irq(struct irq_data *d) { /* Disable interrupt on AIC */ - at91_sys_write(AT91_AIC_IDCR, 1 << irq); + at91_sys_write(AT91_AIC_IDCR, 1 << d->irq); } -static void at91_aic_unmask_irq(unsigned int irq) +static void at91_aic_unmask_irq(struct irq_data *d) { /* Enable interrupt on AIC */ - at91_sys_write(AT91_AIC_IECR, 1 << irq); + at91_sys_write(AT91_AIC_IECR, 1 << d->irq); } unsigned int at91_extern_irq; #define is_extern_irq(irq) ((1 << (irq)) & at91_extern_irq) -static int at91_aic_set_type(unsigned irq, unsigned type) +static int at91_aic_set_type(struct irq_data *d, unsigned type) { unsigned int smr, srctype; @@ -62,13 +62,13 @@ static int at91_aic_set_type(unsigned irq, unsigned type) srctype = AT91_AIC_SRCTYPE_RISING; break; case IRQ_TYPE_LEVEL_LOW: - if ((irq == AT91_ID_FIQ) || is_extern_irq(irq)) /* only supported on external interrupts */ + if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq)) /* only supported on external interrupts */ srctype = AT91_AIC_SRCTYPE_LOW; else return -EINVAL; break; case IRQ_TYPE_EDGE_FALLING: - if ((irq == AT91_ID_FIQ) || is_extern_irq(irq)) /* only supported on external interrupts */ + if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq)) /* only supported on external interrupts */ srctype = AT91_AIC_SRCTYPE_FALLING; else return -EINVAL; @@ -77,8 +77,8 @@ static int at91_aic_set_type(unsigned irq, unsigned type) return -EINVAL; } - smr = at91_sys_read(AT91_AIC_SMR(irq)) & ~AT91_AIC_SRCTYPE; - at91_sys_write(AT91_AIC_SMR(irq), smr | srctype); + smr = at91_sys_read(AT91_AIC_SMR(d->irq)) & ~AT91_AIC_SRCTYPE; + at91_sys_write(AT91_AIC_SMR(d->irq), smr | srctype); return 0; } @@ -87,15 +87,15 @@ static int at91_aic_set_type(unsigned irq, unsigned type) static u32 wakeups; static u32 backups; -static int at91_aic_set_wake(unsigned irq, unsigned value) +static int at91_aic_set_wake(struct irq_data *d, unsigned value) { - if (unlikely(irq >= 32)) + if (unlikely(d->irq >= 32)) return -EINVAL; if (value) - wakeups |= (1 << irq); + wakeups |= (1 << d->irq); else - wakeups &= ~(1 << irq); + wakeups &= ~(1 << d->irq); return 0; } @@ -119,11 +119,11 @@ void at91_irq_resume(void) static struct irq_chip at91_aic_chip = { .name = "AIC", - .ack = at91_aic_mask_irq, - .mask = at91_aic_mask_irq, - .unmask = at91_aic_unmask_irq, - .set_type = at91_aic_set_type, - .set_wake = at91_aic_set_wake, + .irq_ack = at91_aic_mask_irq, + .irq_mask = at91_aic_mask_irq, + .irq_unmask = at91_aic_unmask_irq, + .irq_set_type = at91_aic_set_type, + .irq_set_wake = at91_aic_set_wake, }; /* |