ARM: imx: Add gpio-keys to plat-mxc
Add imx_add_gpio_keys function to add gpio-keys in plat-mxc
Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig
index 26e745b..9aa6f3e 100644
--- a/arch/arm/plat-mxc/devices/Kconfig
+++ b/arch/arm/plat-mxc/devices/Kconfig
@@ -9,6 +9,10 @@
select HAVE_CAN_FLEXCAN if CAN
bool
+config IMX_HAVE_PLATFORM_GPIO_KEYS
+ bool
+ default y if ARCH_MX51
+
config IMX_HAVE_PLATFORM_IMX_I2C
bool
diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile
index 0a3c1f0..45aefeb 100644
--- a/arch/arm/plat-mxc/devices/Makefile
+++ b/arch/arm/plat-mxc/devices/Makefile
@@ -1,6 +1,7 @@
obj-$(CONFIG_IMX_HAVE_PLATFORM_ESDHC) += platform-esdhc.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_FEC) += platform-fec.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
+obj-$(CONFIG_IMX_HAVE_PLATFORM_GPIO_KEYS) += platform-gpio_keys.o
obj-y += platform-imx-dma.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o
diff --git a/arch/arm/plat-mxc/devices/platform-gpio_keys.c b/arch/arm/plat-mxc/devices/platform-gpio_keys.c
new file mode 100644
index 0000000..1c53a53
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-gpio_keys.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+#include <asm/sizes.h>
+#include <mach/hardware.h>
+#include <mach/devices-common.h>
+
+struct platform_device *__init imx_add_gpio_keys(
+ const struct gpio_keys_platform_data *pdata)
+{
+ return imx_add_platform_device("gpio-keys", -1, NULL,
+ 0, pdata, sizeof(*pdata));
+}
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
index 86d7575..8c6896f 100644
--- a/arch/arm/plat-mxc/include/mach/devices-common.h
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h
@@ -29,6 +29,10 @@
resource_size_t irq,
const struct flexcan_platform_data *pdata);
+#include <linux/gpio_keys.h>
+struct platform_device *__init imx_add_gpio_keys(
+ const struct gpio_keys_platform_data *pdata);
+
#include <mach/i2c.h>
struct imx_imx_i2c_data {
int id;
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx51.h b/arch/arm/plat-mxc/include/mach/iomux-mx51.h
index e46b1c2..d7a41e9 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-mx51.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mx51.h
@@ -45,6 +45,8 @@
PAD_CTL_PKE | PAD_CTL_HYS)
#define MX51_GPIO_PAD_CTRL (PAD_CTL_DSE_HIGH | PAD_CTL_PKE | \
PAD_CTL_SRE_FAST)
+#define MX51_GPIO_PAD_CTRL_2 (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
+ PAD_CTL_PUS_100K_UP)
#define MX51_ECSPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PKE | PAD_CTL_DSE_HIGH | \
PAD_CTL_SRE_FAST)
#define MX51_SDHCI_PAD_CTRL (PAD_CTL_DSE_HIGH | PAD_CTL_PUS_47K_UP | \