Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / w1 / slaves / w1_ds2780.h

diff --git a/kernel/drivers/w1/slaves/w1_ds2780.h b/kernel/drivers/w1/slaves/w1_ds2780.h
new file mode 100644 (file)
index 0000000..a1fba79
--- /dev/null
+++ b/kernel/drivers/w1/slaves/w1_ds2780.h
@@ -0,0 +1,129 @@
+/*
+ * 1-Wire implementation for the ds2780 chip
+ *
+ * Copyright (C) 2010 Indesign, LLC
+ *
+ * Author: Clifton Barnes <cabarnes@indesign-llc.com>
+ *
+ * Based on w1-ds2760 driver
+ *
+ * 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.
+ *
+ */
+
+#ifndef _W1_DS2780_H
+#define _W1_DS2780_H
+
+/* Function commands */
+#define W1_DS2780_READ_DATA            0x69
+#define W1_DS2780_WRITE_DATA           0x6C
+#define W1_DS2780_COPY_DATA            0x48
+#define W1_DS2780_RECALL_DATA          0xB8
+#define W1_DS2780_LOCK                 0x6A
+
+/* Register map */
+/* Register 0x00 Reserved */
+#define DS2780_STATUS_REG              0x01
+#define DS2780_RAAC_MSB_REG            0x02
+#define DS2780_RAAC_LSB_REG            0x03
+#define DS2780_RSAC_MSB_REG            0x04
+#define DS2780_RSAC_LSB_REG            0x05
+#define DS2780_RARC_REG                        0x06
+#define DS2780_RSRC_REG                        0x07
+#define DS2780_IAVG_MSB_REG            0x08
+#define DS2780_IAVG_LSB_REG            0x09
+#define DS2780_TEMP_MSB_REG            0x0A
+#define DS2780_TEMP_LSB_REG            0x0B
+#define DS2780_VOLT_MSB_REG            0x0C
+#define DS2780_VOLT_LSB_REG            0x0D
+#define DS2780_CURRENT_MSB_REG         0x0E
+#define DS2780_CURRENT_LSB_REG         0x0F
+#define DS2780_ACR_MSB_REG             0x10
+#define DS2780_ACR_LSB_REG             0x11
+#define DS2780_ACRL_MSB_REG            0x12
+#define DS2780_ACRL_LSB_REG            0x13
+#define DS2780_AS_REG                  0x14
+#define DS2780_SFR_REG                 0x15
+#define DS2780_FULL_MSB_REG            0x16
+#define DS2780_FULL_LSB_REG            0x17
+#define DS2780_AE_MSB_REG              0x18
+#define DS2780_AE_LSB_REG              0x19
+#define DS2780_SE_MSB_REG              0x1A
+#define DS2780_SE_LSB_REG              0x1B
+/* Register 0x1C - 0x1E Reserved */
+#define DS2780_EEPROM_REG              0x1F
+#define DS2780_EEPROM_BLOCK0_START     0x20
+/* Register 0x20 - 0x2F User EEPROM */
+#define DS2780_EEPROM_BLOCK0_END       0x2F
+/* Register 0x30 - 0x5F Reserved */
+#define DS2780_EEPROM_BLOCK1_START     0x60
+#define DS2780_CONTROL_REG             0x60
+#define DS2780_AB_REG                  0x61
+#define DS2780_AC_MSB_REG              0x62
+#define DS2780_AC_LSB_REG              0x63
+#define DS2780_VCHG_REG                        0x64
+#define DS2780_IMIN_REG                        0x65
+#define DS2780_VAE_REG                 0x66
+#define DS2780_IAE_REG                 0x67
+#define DS2780_AE_40_REG               0x68
+#define DS2780_RSNSP_REG               0x69
+#define DS2780_FULL_40_MSB_REG         0x6A
+#define DS2780_FULL_40_LSB_REG         0x6B
+#define DS2780_FULL_3040_SLOPE_REG     0x6C
+#define DS2780_FULL_2030_SLOPE_REG     0x6D
+#define DS2780_FULL_1020_SLOPE_REG     0x6E
+#define DS2780_FULL_0010_SLOPE_REG     0x6F
+#define DS2780_AE_3040_SLOPE_REG       0x70
+#define DS2780_AE_2030_SLOPE_REG       0x71
+#define DS2780_AE_1020_SLOPE_REG       0x72
+#define DS2780_AE_0010_SLOPE_REG       0x73
+#define DS2780_SE_3040_SLOPE_REG       0x74
+#define DS2780_SE_2030_SLOPE_REG       0x75
+#define DS2780_SE_1020_SLOPE_REG       0x76
+#define DS2780_SE_0010_SLOPE_REG       0x77
+#define DS2780_RSGAIN_MSB_REG          0x78
+#define DS2780_RSGAIN_LSB_REG          0x79
+#define DS2780_RSTC_REG                        0x7A
+#define DS2780_FRSGAIN_MSB_REG         0x7B
+#define DS2780_FRSGAIN_LSB_REG         0x7C
+#define DS2780_EEPROM_BLOCK1_END       0x7C
+/* Register 0x7D - 0xFF Reserved */
+
+/* Number of valid register addresses */
+#define DS2780_DATA_SIZE               0x80
+
+/* Status register bits */
+#define DS2780_STATUS_REG_CHGTF                (1 << 7)
+#define DS2780_STATUS_REG_AEF          (1 << 6)
+#define DS2780_STATUS_REG_SEF          (1 << 5)
+#define DS2780_STATUS_REG_LEARNF       (1 << 4)
+/* Bit 3 Reserved */
+#define DS2780_STATUS_REG_UVF          (1 << 2)
+#define DS2780_STATUS_REG_PORF         (1 << 1)
+/* Bit 0 Reserved */
+
+/* Control register bits */
+/* Bit 7 Reserved */
+#define DS2780_CONTROL_REG_UVEN                (1 << 6)
+#define DS2780_CONTROL_REG_PMOD                (1 << 5)
+#define DS2780_CONTROL_REG_RNAOP       (1 << 4)
+/* Bit 0 - 3 Reserved */
+
+/* Special feature register bits */
+/* Bit 1 - 7 Reserved */
+#define DS2780_SFR_REG_PIOSC           (1 << 0)
+
+/* EEPROM register bits */
+#define DS2780_EEPROM_REG_EEC          (1 << 7)
+#define DS2780_EEPROM_REG_LOCK         (1 << 6)
+/* Bit 2 - 6 Reserved */
+#define DS2780_EEPROM_REG_BL1          (1 << 1)
+#define DS2780_EEPROM_REG_BL0          (1 << 0)
+
+extern int w1_ds2780_io(struct device *dev, char *buf, int addr, size_t count,
+                       int io);
+extern int w1_ds2780_eeprom_cmd(struct device *dev, int addr, int cmd);
+
+#endif /* !_W1_DS2780_H */