diff options
Diffstat (limited to 'arch/arm/mach-at91/at91sam9261_devices.c')
| -rw-r--r-- | arch/arm/mach-at91/at91sam9261_devices.c | 80 |
1 files changed, 45 insertions, 35 deletions
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 8df5c1bdff9..9752f17efba 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -137,9 +137,9 @@ void __init at91_add_device_udc(struct at91_udc_data *data) {} * MMC / SD * -------------------------------------------------------------------- */ -#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE) +#if IS_ENABLED(CONFIG_MMC_ATMELMCI) static u64 mmc_dmamask = DMA_BIT_MASK(32); -static struct at91_mmc_data mmc_data; +static struct mci_platform_data mmc_data; static struct resource mmc_resources[] = { [0] = { @@ -155,7 +155,7 @@ static struct resource mmc_resources[] = { }; static struct platform_device at91sam9261_mmc_device = { - .name = "at91_mci", + .name = "atmel_mci", .id = -1, .dev = { .dma_mask = &mmc_dmamask, @@ -166,40 +166,40 @@ static struct platform_device at91sam9261_mmc_device = { .num_resources = ARRAY_SIZE(mmc_resources), }; -void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) +void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) { if (!data) return; - /* input/irq */ - if (gpio_is_valid(data->det_pin)) { - at91_set_gpio_input(data->det_pin, 1); - at91_set_deglitch(data->det_pin, 1); - } - if (gpio_is_valid(data->wp_pin)) - at91_set_gpio_input(data->wp_pin, 1); - if (gpio_is_valid(data->vcc_pin)) - at91_set_gpio_output(data->vcc_pin, 0); - - /* CLK */ - at91_set_B_periph(AT91_PIN_PA2, 0); - - /* CMD */ - at91_set_B_periph(AT91_PIN_PA1, 1); - - /* DAT0, maybe DAT1..DAT3 */ - at91_set_B_periph(AT91_PIN_PA0, 1); - if (data->wire4) { - at91_set_B_periph(AT91_PIN_PA4, 1); - at91_set_B_periph(AT91_PIN_PA5, 1); - at91_set_B_periph(AT91_PIN_PA6, 1); - } + if (data->slot[0].bus_width) { + /* input/irq */ + if (gpio_is_valid(data->slot[0].detect_pin)) { + at91_set_gpio_input(data->slot[0].detect_pin, 1); + at91_set_deglitch(data->slot[0].detect_pin, 1); + } + if (gpio_is_valid(data->slot[0].wp_pin)) + at91_set_gpio_input(data->slot[0].wp_pin, 1); + + /* CLK */ + at91_set_B_periph(AT91_PIN_PA2, 0); + + /* CMD */ + at91_set_B_periph(AT91_PIN_PA1, 1); + + /* DAT0, maybe DAT1..DAT3 */ + at91_set_B_periph(AT91_PIN_PA0, 1); + if (data->slot[0].bus_width == 4) { + at91_set_B_periph(AT91_PIN_PA4, 1); + at91_set_B_periph(AT91_PIN_PA5, 1); + at91_set_B_periph(AT91_PIN_PA6, 1); + } - mmc_data = *data; - platform_device_register(&at91sam9261_mmc_device); + mmc_data = *data; + platform_device_register(&at91sam9261_mmc_device); + } } #else -void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {} +void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {} #endif @@ -317,7 +317,6 @@ static struct resource twi_resources[] = { }; static struct platform_device at91sam9261_twi_device = { - .name = "at91_i2c", .id = -1, .resource = twi_resources, .num_resources = ARRAY_SIZE(twi_resources), @@ -325,12 +324,19 @@ static struct platform_device at91sam9261_twi_device = { void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) { + /* IP version is not the same on 9261 and g10 */ + if (cpu_is_at91sam9g10()) { + at91sam9261_twi_device.name = "i2c-at91sam9g10"; + /* I2C PIO must not be configured as open-drain on this chip */ + } else { + at91sam9261_twi_device.name = "i2c-at91sam9261"; + at91_set_multi_drive(AT91_PIN_PA7, 1); + at91_set_multi_drive(AT91_PIN_PA8, 1); + } + /* pins used for TWI interface */ at91_set_A_periph(AT91_PIN_PA7, 0); /* TWD */ - at91_set_multi_drive(AT91_PIN_PA7, 1); - at91_set_A_periph(AT91_PIN_PA8, 0); /* TWCK */ - at91_set_multi_drive(AT91_PIN_PA8, 1); i2c_register_board_info(0, devices, nr_devices); platform_device_register(&at91sam9261_twi_device); @@ -609,6 +615,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -626,10 +634,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9261_rtt_device.num_resources = 2; + at91sam9261_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9261_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) |