Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / include / tca642x.h

diff --git a/qemu/roms/u-boot/include/tca642x.h b/qemu/roms/u-boot/include/tca642x.h
new file mode 100644 (file)
index 0000000..bda86c1
--- /dev/null
+++ b/qemu/roms/u-boot/include/tca642x.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2013 Texas Instruments, Inc.
+ * Author: Dan Murphy <dmurphy@ti.com>
+ *
+ * Derived work from the pca953x.c driver
+ *
+ * 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 __TCA642X_H_
+#define __TCA642X_H_
+
+#ifdef CONFIG_CMD_TCA642X
+enum {
+       TCA642X_CMD_INFO,
+       TCA642X_CMD_DEVICE,
+       TCA642X_CMD_OUTPUT,
+       TCA642X_CMD_INPUT,
+       TCA642X_CMD_INVERT,
+};
+#endif
+
+#define TCA642X_OUT_LOW                0
+#define TCA642X_OUT_HIGH       1
+#define TCA642X_POL_NORMAL     0
+#define TCA642X_POL_INVERT     1
+#define TCA642X_DIR_OUT                0
+#define TCA642X_DIR_IN         1
+
+/* Default to an address that hopefully won't corrupt other i2c devices */
+#ifndef CONFIG_SYS_I2C_TCA642X_ADDR
+#define CONFIG_SYS_I2C_TCA642X_ADDR    (~0)
+#endif
+
+/* Default to an address that hopefully won't corrupt other i2c devices */
+#ifndef CONFIG_SYS_I2C_TCA642X_BUS_NUM
+#define CONFIG_SYS_I2C_TCA642X_BUS_NUM (0)
+#endif
+
+struct tca642x_bank_info {
+       uint8_t input_reg;
+       uint8_t output_reg;
+       uint8_t polarity_reg;
+       uint8_t configuration_reg;
+};
+
+int tca642x_set_val(uchar chip, uint8_t gpio_bank,
+                       uint8_t reg_bit, uint8_t data);
+int tca642x_set_pol(uchar chip, uint8_t gpio_bank,
+                       uint8_t reg_bit, uint8_t data);
+int tca642x_set_dir(uchar chip, uint8_t gpio_bank,
+                       uint8_t reg_bit, uint8_t data);
+int tca642x_get_val(uchar chip, uint8_t gpio_bank);
+int tca642x_set_inital_state(uchar chip, struct tca642x_bank_info init_data[]);
+
+#endif /* __TCA642X_H_ */