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dm: at91: Add platform data for GPIO on at91sam9260-based boards 

These boards all have the same GPIO arrangement, so add some common platform
data that can be used by all boards. Remove the configs which are no longer
required.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2014-10-29 13:08:58 -06:00
parent 918354b18e
commit 12fe7f7c2a
2 changed files with 17 additions and 1 deletions
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14
arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
View File

@ -7,6 +7,7 @@
*/
#include <common.h>
#include <dm.h>
#include <asm/io.h>
#include <asm/arch/at91sam9260_matrix.h>
#include <asm/arch/at91_common.h>
@ -229,3 +230,16 @@ void at91_sdram_hw_init(void)
at91_set_a_periph(AT91_PIO_PORTC, 30, 0);
at91_set_a_periph(AT91_PIO_PORTC, 31, 0);
}
/* Platform data for the GPIOs */
static const struct at91_port_platdata at91sam9260_plat[] = {
{ ATMEL_BASE_PIOA, "PA" },
{ ATMEL_BASE_PIOB, "PB" },
{ ATMEL_BASE_PIOC, "PC" },
};
U_BOOT_DEVICES(at91sam9260_gpios) = {
{ "gpio_at91", &at91sam9260_plat[0] },
{ "gpio_at91", &at91sam9260_plat[1] },
{ "gpio_at91", &at91sam9260_plat[2] },
};

4
arch/arm/include/asm/arch-at91/at91sam9260.h
View File

@ -137,9 +137,11 @@
/*
* Other misc defines
*/
#ifndef CONFIG_DM_GPIO
#define ATMEL_PIO_PORTS 3 /* these SoCs have 3 PIO */
#define ATMEL_PMC_UHP AT91SAM926x_PMC_UHP
#define ATMEL_BASE_PIO ATMEL_BASE_PIOA
#endif
#define ATMEL_PMC_UHP AT91SAM926x_PMC_UHP
/*
* SoC specific defines