From 12fe7f7c2a0aaa4902e920ca8cc8608ebc30effe Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 29 Oct 2014 13:08:58 -0600
Subject: [PATCH] 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>
---
arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c | 14 ++++++++++++++
arch/arm/include/asm/arch-at91/at91sam9260.h | 4 +++-
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
index 7a7fd7dfb22..efb53d673f4 100644
--- a/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
+++ b/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
@@ -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] },
+};
diff --git a/arch/arm/include/asm/arch-at91/at91sam9260.h b/arch/arm/include/asm/arch-at91/at91sam9260.h
index 1e613fa636d..bb488752903 100644
--- a/arch/arm/include/asm/arch-at91/at91sam9260.h
+++ b/arch/arm/include/asm/arch-at91/at91sam9260.h
@@ -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
--
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