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authorLennert Buytenhek <buytenh@wantstofly.org>2008-10-20 03:51:03 +0400
committerNicolas Pitre <nico@cam.org>2008-12-20 20:21:02 +0300
commit9569dae75f6f6987e79fa26cf6da3fc24006c996 (patch)
treeb5982f41aea6ccee37af54fc8f7750aaff7e0bff /arch/arm/plat-orion/include/plat
parent6fd7c7fe72a46dfd227fe8db0c7b6863af90a982 (diff)
downloadlinux-9569dae75f6f6987e79fa26cf6da3fc24006c996.tar.xz
[ARM] Orion: share GPIO handling code
Split off Orion GPIO handling code into plat-orion/, and add support for multiple sets of (32) GPIO pins. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: Nicolas Pitre <nico@marvell.com>
Diffstat (limited to 'arch/arm/plat-orion/include/plat')
-rw-r--r--arch/arm/plat-orion/include/plat/gpio.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h
new file mode 100644
index 000000000000..956658df269f
--- /dev/null
+++ b/arch/arm/plat-orion/include/plat/gpio.h
@@ -0,0 +1,32 @@
+/*
+ * arch/arm/plat-orion/include/plat/gpio.h
+ *
+ * Marvell Orion SoC GPIO handling.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PLAT_GPIO_H
+#define __PLAT_GPIO_H
+
+/*
+ * GENERIC_GPIO primitives.
+ */
+int gpio_request(unsigned pin, const char *label);
+void gpio_free(unsigned pin);
+int gpio_direction_input(unsigned pin);
+int gpio_direction_output(unsigned pin, int value);
+int gpio_get_value(unsigned pin);
+void gpio_set_value(unsigned pin, int value);
+
+/*
+ * Orion-specific GPIO API extensions.
+ */
+void orion_gpio_set_unused(unsigned pin);
+void orion_gpio_set_valid(unsigned pin, int valid);
+void orion_gpio_set_blink(unsigned pin, int blink);
+
+
+#endif