summaryrefslogtreecommitdiffstats
path: root/include/linux/spi
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/spi')
-rw-r--r--include/linux/spi/ads7846.h3
-rw-r--r--include/linux/spi/l4f00242t03.h31
-rw-r--r--include/linux/spi/max7301.h18
-rw-r--r--include/linux/spi/spi.h1
4 files changed, 52 insertions, 1 deletions
diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index 51948eb..b4ae570 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -12,7 +12,7 @@ enum ads7846_filter {
};
struct ads7846_platform_data {
- u16 model; /* 7843, 7845, 7846. */
+ u16 model; /* 7843, 7845, 7846, 7873. */
u16 vref_delay_usecs; /* 0 for external vref; etc */
u16 vref_mv; /* external vref value, milliVolts */
bool keep_vref_on; /* set to keep vref on for differential
@@ -53,5 +53,6 @@ struct ads7846_platform_data {
int (*filter) (void *filter_data, int data_idx, int *val);
void (*filter_cleanup)(void *filter_data);
void (*wait_for_sync)(void);
+ bool wakeup;
};
diff --git a/include/linux/spi/l4f00242t03.h b/include/linux/spi/l4f00242t03.h
new file mode 100644
index 0000000..aee1dbd
--- /dev/null
+++ b/include/linux/spi/l4f00242t03.h
@@ -0,0 +1,31 @@
+/*
+ * l4f00242t03.h -- Platform glue for Epson L4F00242T03 LCD
+ *
+ * Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
+ * Based on Marek Vasut work in lms283gf05.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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 _INCLUDE_LINUX_SPI_L4F00242T03_H_
+#define _INCLUDE_LINUX_SPI_L4F00242T03_H_
+
+struct l4f00242t03_pdata {
+ unsigned int reset_gpio;
+ unsigned int data_enable_gpio;
+ const char *io_supply; /* will be set to 1.8 V */
+ const char *core_supply; /* will be set to 2.8 V */
+};
+
+#endif /* _INCLUDE_LINUX_SPI_L4F00242T03_H_ */
diff --git a/include/linux/spi/max7301.h b/include/linux/spi/max7301.h
index 6dfd83f..34af0a3 100644
--- a/include/linux/spi/max7301.h
+++ b/include/linux/spi/max7301.h
@@ -1,9 +1,27 @@
#ifndef LINUX_SPI_MAX7301_H
#define LINUX_SPI_MAX7301_H
+#include <linux/gpio.h>
+
+/*
+ * Some registers must be read back to modify.
+ * To save time we cache them here in memory
+ */
+struct max7301 {
+ struct mutex lock;
+ u8 port_config[8]; /* field 0 is unused */
+ u32 out_level; /* cached output levels */
+ struct gpio_chip chip;
+ struct device *dev;
+ int (*write)(struct device *dev, unsigned int reg, unsigned int val);
+ int (*read)(struct device *dev, unsigned int reg);
+};
+
struct max7301_platform_data {
/* number assigned to the first GPIO */
unsigned base;
};
+extern int __max730x_remove(struct device *dev);
+extern int __max730x_probe(struct max7301 *ts);
#endif
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 97b60b3..af56071 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -21,6 +21,7 @@
#include <linux/device.h>
#include <linux/mod_devicetable.h>
+#include <linux/slab.h>
/*
* INTERFACES between SPI master-side drivers and SPI infrastructure.
OpenPOWER on IntegriCloud