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

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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