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[ARM] 4478/1: AT91: Convert AT91RM9200 to use atmel_spi driver 

Convert the AT91RM9200 platform-setup code to use the new atmel_spi
driver (and manually-driven chip-selects), instead of the legacy
AT91-only SPI stack.

The AT91SAM9 processors are already using the atmel_spi driver.

Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Andrew Victor 2007-07-16 11:35:40 +01:00 committed by Russell King
parent 9a79b22741
commit c06911c00b
1 changed files with 3 additions and 7 deletions
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10
arch/arm/mach-at91/at91rm9200_devices.c
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@ -477,7 +477,7 @@ void __init at91_add_device_i2c(void) {}
* SPI
* -------------------------------------------------------------------- */
#if defined(CONFIG_SPI_AT91) || defined(CONFIG_SPI_AT91_MODULE) || defined(CONFIG_AT91_SPI) || defined(CONFIG_AT91_SPI_MODULE)
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
static u64 spi_dmamask = 0xffffffffUL;
static struct resource spi_resources[] = {
@ -494,7 +494,7 @@ static struct resource spi_resources[] = {
};
static struct platform_device at91rm9200_spi_device = {
.name = "at91_spi",
.name = "atmel_spi",
.id = 0,
.dev = {
.dma_mask = &spi_dmamask,
@ -522,18 +522,14 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
else
cs_pin = spi_standard_cs[devices[i].chip_select];
#ifdef CONFIG_SPI_AT91_MANUAL_CS
/* enable chip-select pin */
at91_set_gpio_output(cs_pin, 1);
#else
at91_set_A_periph(cs_pin, 0);
#endif
/* pass chip-select pin to driver */
devices[i].controller_data = (void *) cs_pin;
}
spi_register_board_info(devices, nr_devices);
at91_clock_associate("spi_clk", &at91rm9200_spi_device.dev, "spi");
platform_device_register(&at91rm9200_spi_device);
}
#else