diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 15:40:55 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 15:40:55 -0700 |
commit | 85b375a613085b78531ec86369a51c2f3b922f95 (patch) | |
tree | 716437d598de92bbd7acaf24622e9a7d74fc209a /arch/arm/mach-at91/board-sam9261ek.c | |
parent | ec965350bb98bd291eb34f6ecddfdcfc36da1e6e (diff) | |
parent | cf816ecb533ab96b883dfdc0db174598b5b5c4d2 (diff) |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (212 commits)
[ARM] pxa: Phycore pcm-990-specific code for the PXA270 Quick Capture driver
[ARM] pxa: V4L2 soc_camera driver for PXA270
[ARM] pxa: restrict availability of pxa2xx PCMCIA drivers
[ARM] 5005/1: BAST: Fix kset_name initialiser
[ARM] 4967/1: Adds functions to set clkout rate for Samsung S3C2410
[ARM] 4988/1: Add GPIO lib support to the EP93xx
[ARM] Add initial sparsemem support
[ARM] pxa: initialise PXA devices before platform init code
[ARM] 5002/1: tosa: add two more leds
[ARM] 5004/1: Tosa: make several unreferenced structures static.
[ARM] 5003/1: Shut up sparse warnings
[ARM] 4977/2: soc - pxa2xx-ac97 - Add missing clk_enable()
[ARM] 4976/1: zylonite: Configure GPIO for WM9713 IRQ line
[ARM] 4974/1: Drop unused leds-tosa.
[ARM] 4973/1: Tosa: use leds-gpio driver.
[ARM] 4972/1: Tosa: convert scoop GPIOs usage to generic gpio code
[ARM] 4971/1: pxaficp_ir: provide startup and shutdown hooks
[ARM] pxa: lubbock: move mis-placed SPI info
[ARM] 4970/1: tosa: correct gpio used for wake up.
[ARM] 4966/1: magician: add MFP pin configuration
...
Diffstat (limited to 'arch/arm/mach-at91/board-sam9261ek.c')
-rw-r--r-- | arch/arm/mach-at91/board-sam9261ek.c | 83 |
1 files changed, 69 insertions, 14 deletions
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c index 0ce38dfa6ebe..08382c0df221 100644 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ b/arch/arm/mach-at91/board-sam9261ek.c @@ -26,6 +26,8 @@ #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> +#include <linux/spi/at73c213.h> +#include <linux/clk.h> #include <linux/dm9000.h> #include <linux/fb.h> #include <linux/gpio_keys.h> @@ -44,22 +46,11 @@ #include <asm/arch/board.h> #include <asm/arch/gpio.h> -#include <asm/arch/at91sam926x_mc.h> +#include <asm/arch/at91sam9_smc.h> #include "generic.h" -/* - * Serial port configuration. - * 0 .. 2 = USART0 .. USART2 - * 3 = DBGU - */ -static struct at91_uart_config __initdata ek_uart_config = { - .console_tty = 0, /* ttyS0 */ - .nr_tty = 1, - .tty_map = { 3, -1, -1, -1 } /* ttyS0, ..., ttyS3 */ -}; - static void __init ek_map_io(void) { /* Initialize processor: 18.432 MHz crystal */ @@ -68,8 +59,11 @@ static void __init ek_map_io(void) /* Setup the LEDs */ at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14); - /* Setup the serial ports and console */ - at91_init_serial(&ek_uart_config); + /* 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 ek_init_irq(void) @@ -239,6 +233,35 @@ static void __init ek_add_device_ts(void) {} #endif /* + * Audio + */ +static struct at73c213_board_info at73c213_data = { + .ssc_id = 1, + .shortname = "AT91SAM9261-EK external DAC", +}; + +#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE) +static void __init at73c213_set_clk(struct at73c213_board_info *info) +{ + struct clk *pck2; + struct clk *plla; + + pck2 = clk_get(NULL, "pck2"); + plla = clk_get(NULL, "plla"); + + /* AT73C213 MCK Clock */ + at91_set_B_periph(AT91_PIN_PB31, 0); /* PCK2 */ + + clk_set_parent(pck2, plla); + clk_put(plla); + + info->dac_clk = pck2; +} +#else +static void __init at73c213_set_clk(struct at73c213_board_info *info) {} +#endif + +/* * SPI devices */ static struct spi_board_info ek_spi_devices[] = { @@ -256,6 +279,7 @@ static struct spi_board_info ek_spi_devices[] = { .bus_num = 0, .platform_data = &ads_info, .irq = AT91SAM9261_ID_IRQ0, + .controller_data = (void *) AT91_PIN_PA28, /* CS pin */ }, #endif #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) @@ -271,6 +295,9 @@ static struct spi_board_info ek_spi_devices[] = { .chip_select = 3, .max_speed_hz = 10 * 1000 * 1000, .bus_num = 0, + .mode = SPI_MODE_1, + .platform_data = &at73c213_data, + .controller_data = (void*) AT91_PIN_PA29, /* default for CS3 is PA6, but it must be PA29 */ }, #endif }; @@ -460,6 +487,29 @@ static void __init ek_add_device_buttons(void) static void __init ek_add_device_buttons(void) {} #endif +/* + * LEDs + */ +static struct gpio_led ek_leds[] = { + { /* "bottom" led, green, userled1 to be defined */ + .name = "ds7", + .gpio = AT91_PIN_PA14, + .active_low = 1, + .default_trigger = "none", + }, + { /* "top" led, green, userled2 to be defined */ + .name = "ds8", + .gpio = AT91_PIN_PA13, + .active_low = 1, + .default_trigger = "none", + }, + { /* "power" led, yellow */ + .name = "ds1", + .gpio = AT91_PIN_PA23, + .default_trigger = "heartbeat", + } +}; + static void __init ek_board_init(void) { /* Serial */ @@ -481,6 +531,9 @@ static void __init ek_board_init(void) at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); /* Touchscreen */ ek_add_device_ts(); + /* SSC (to AT73C213) */ + at73c213_set_clk(&at73c213_data); + at91_add_device_ssc(AT91SAM9261_ID_SSC1, ATMEL_SSC_TX); #else /* MMC */ at91_add_device_mmc(0, &ek_mmc_data); @@ -489,6 +542,8 @@ static void __init ek_board_init(void) at91_add_device_lcdc(&ek_lcdc_data); /* Push Buttons */ ek_add_device_buttons(); + /* LEDs */ + at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); } MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK") |