The patch titled
PXA GPIO wrappers
has been added to the -mm tree. Its filename is
pxa-gpio-wrappers.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: PXA GPIO wrappers
From: Philipp Zabel <philipp.zabel@xxxxxxxxx>
Arch-neutral GPIO calls for PXA.
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
include/asm-arm/arch-pxa/gpio.h | 72 ++++++++++++++++++++++++++++++
1 file changed, 72 insertions(+)
diff -puN /dev/null include/asm-arm/arch-pxa/gpio.h
--- /dev/null
+++ a/include/asm-arm/arch-pxa/gpio.h
@@ -0,0 +1,72 @@
+/*
+ * linux/include/asm-arm/arch-pxa/gpio.h
+ *
+ * PXA GPIO wrappers for arch-neutral GPIO calls
+ *
+ * Written by Philipp Zabel <philipp.zabel@xxxxxxxxx>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ifndef __ASM_ARCH_PXA_GPIO_H
+#define __ASM_ARCH_PXA_GPIO_H
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/irqs.h>
+#include <asm/arch/hardware.h>
+
+#include <asm/errno.h>
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+ return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+ return;
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+ if (gpio > PXA_LAST_GPIO)
+ return -EINVAL;
+ pxa_gpio_mode(gpio | GPIO_IN);
+}
+
+static inline int gpio_direction_output(unsigned gpio)
+{
+ if (gpio > PXA_LAST_GPIO)
+ return -EINVAL;
+ pxa_gpio_mode(gpio | GPIO_OUT);
+}
+
+/* REVISIT these macros are correct, but suffer code explosion
+ * for non-constant parameters. Provide out-line versions too.
+ */
+#define gpio_get_value(gpio) \
+ (GPLR(gpio) & GPIO_bit(gpio))
+
+#define gpio_set_value(gpio,value) \
+ ((value) ? (GPSR(gpio) = GPIO_bit(gpio)):(GPCR(gpio) = GPIO_bit(gpio)))
+
+#include <asm-generic/gpio.h> /* cansleep wrappers */
+
+#define gpio_to_irq(gpio) IRQ_GPIO(gpio)
+#define irq_to_gpio(irq) IRQ_TO_GPIO(irq)
+
+
+#endif
_
Patches currently in -mm which might be from philipp.zabel@xxxxxxxxx are
git-alsa.patch
pxa-gpio-wrappers.patch
sa1100-gpio-wrappers.patch
s3c2410-gpio-wrappers.patch
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