[U-Boot] [PATCH v2 10/15] dm: am33xx: Provide platform data for GPIOs
Simon Glass
sjg at chromium.org
Thu Oct 23 05:37:10 CEST 2014
Provide suitable platform data for am33xx boards, so that these boards can
use driver model for GPIO access.
Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Tom Rini <trini at ti.com>
---
Changes in v2: None
arch/arm/cpu/armv7/am33xx/board.c | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c
index 828d10b..7aa8198 100644
--- a/arch/arm/cpu/armv7/am33xx/board.c
+++ b/arch/arm/cpu/armv7/am33xx/board.c
@@ -9,6 +9,7 @@
*/
#include <common.h>
+#include <dm.h>
#include <errno.h>
#include <spl.h>
#include <asm/arch/cpu.h>
@@ -36,6 +37,31 @@
DECLARE_GLOBAL_DATA_PTR;
+#ifdef CONFIG_DM_GPIO
+static const struct omap_gpio_platdata am33xx_gpio[] = {
+ { 0, AM33XX_GPIO0_BASE, METHOD_GPIO_24XX },
+ { 1, AM33XX_GPIO1_BASE, METHOD_GPIO_24XX },
+ { 2, AM33XX_GPIO2_BASE, METHOD_GPIO_24XX },
+ { 3, AM33XX_GPIO3_BASE, METHOD_GPIO_24XX },
+#ifdef CONFIG_AM43XX
+ { 4, AM33XX_GPIO4_BASE, METHOD_GPIO_24XX },
+ { 5, AM33XX_GPIO5_BASE, METHOD_GPIO_24XX },
+#endif
+};
+
+U_BOOT_DEVICES(am33xx_gpios) = {
+ { "gpio_omap", &am33xx_gpio[0] },
+ { "gpio_omap", &am33xx_gpio[1] },
+ { "gpio_omap", &am33xx_gpio[2] },
+ { "gpio_omap", &am33xx_gpio[3] },
+#ifdef CONFIG_AM43XX
+ { "gpio_omap", &am33xx_gpio[4] },
+ { "gpio_omap", &am33xx_gpio[5] },
+#endif
+};
+
+#else
+
static const struct gpio_bank gpio_bank_am33xx[] = {
{ (void *)AM33XX_GPIO0_BASE, METHOD_GPIO_24XX },
{ (void *)AM33XX_GPIO1_BASE, METHOD_GPIO_24XX },
@@ -49,6 +75,8 @@ static const struct gpio_bank gpio_bank_am33xx[] = {
const struct gpio_bank *const omap_gpio_bank = gpio_bank_am33xx;
+#endif
+
#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
int cpu_mmc_init(bd_t *bis)
{
--
2.1.0.rc2.206.gedb03e5
More information about the U-Boot
mailing list