arm: mx5: clock: add support for changing CPU clock via cmdline

[karo-tx-uboot.git] / include / twl6030.h

diff --git a/include/twl6030.h b/include/twl6030.h
index a9fcadbfef7e348e64eb33907e17a758d994c3a4..b4035ba4fe750d98b187afa77523ca48f9ba325c 100644 (file)
--- a/include/twl6030.h
+++ b/include/twl6030.h
@@ -2,25 +2,12 @@
  * (C) Copyright 2010
  * Texas Instruments, <www.ti.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
+#ifndef TWL6030_H
+#define TWL6030_H
+
 #include <common.h>
 #include <i2c.h>
 
@@ -126,6 +113,17 @@
 #define GPCH0_LSB      0x57
 #define GPCH0_MSB      0x58
 
+/* Functions to read and write from TWL6030 */
+static inline int twl6030_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
+{
+       return i2c_write(chip_no, reg, 1, &val, 1);
+}
+
+static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
+{
+       return i2c_read(chip_no, reg, 1, val, 1);
+}
+
 void twl6030_init_battery_charging(void);
 void twl6030_usb_device_settings(void);
 void twl6030_start_usb_charging(void);
@@ -133,3 +131,5 @@ void twl6030_stop_usb_charging(void);
 int twl6030_get_battery_voltage(void);
 int twl6030_get_battery_current(void);
 void twl6030_power_mmc_init(void);
+
+#endif /* TWL6030_H */