Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / media / dvb-frontends / cxd2820r.h

diff --git a/kernel/drivers/media/dvb-frontends/cxd2820r.h b/kernel/drivers/media/dvb-frontends/cxd2820r.h
new file mode 100644 (file)
index 0000000..56d4276
--- /dev/null
+++ b/kernel/drivers/media/dvb-frontends/cxd2820r.h
@@ -0,0 +1,94 @@
+/*
+ * Sony CXD2820R demodulator driver
+ *
+ * Copyright (C) 2010 Antti Palosaari <crope@iki.fi>
+ *
+ *    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.
+ */
+
+
+#ifndef CXD2820R_H
+#define CXD2820R_H
+
+#include <linux/kconfig.h>
+#include <linux/dvb/frontend.h>
+
+#define CXD2820R_GPIO_D (0 << 0) /* disable */
+#define CXD2820R_GPIO_E (1 << 0) /* enable */
+#define CXD2820R_GPIO_O (0 << 1) /* output */
+#define CXD2820R_GPIO_I (1 << 1) /* input */
+#define CXD2820R_GPIO_L (0 << 2) /* output low */
+#define CXD2820R_GPIO_H (1 << 2) /* output high */
+
+#define CXD2820R_TS_SERIAL        0x08
+#define CXD2820R_TS_SERIAL_MSB    0x28
+#define CXD2820R_TS_PARALLEL      0x30
+#define CXD2820R_TS_PARALLEL_MSB  0x70
+
+struct cxd2820r_config {
+       /* Demodulator I2C address.
+        * Driver determines DVB-C slave I2C address automatically from master
+        * address.
+        * Default: none, must set
+        * Values: 0x6c, 0x6d
+        */
+       u8 i2c_address;
+
+       /* TS output mode.
+        * Default: none, must set.
+        * Values:
+        */
+       u8 ts_mode;
+
+       /* TS clock inverted.
+        * Default: 0
+        * Values: 0, 1
+        */
+       bool ts_clock_inv;
+
+       /* IF AGC polarity.
+        * Default: 0
+        * Values: 0, 1
+        */
+       bool if_agc_polarity;
+
+       /* Spectrum inversion.
+        * Default: 0
+        * Values: 0, 1
+        */
+       bool spec_inv;
+};
+
+
+#if IS_REACHABLE(CONFIG_DVB_CXD2820R)
+extern struct dvb_frontend *cxd2820r_attach(
+       const struct cxd2820r_config *config,
+       struct i2c_adapter *i2c,
+       int *gpio_chip_base
+);
+#else
+static inline struct dvb_frontend *cxd2820r_attach(
+       const struct cxd2820r_config *config,
+       struct i2c_adapter *i2c,
+       int *gpio_chip_base
+)
+{
+       printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+       return NULL;
+}
+
+#endif
+
+#endif /* CXD2820R_H */