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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2007-11-24 20:14:44 +0100
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2007-11-25 23:28:50 +0100
commitf868cc5a50757d94f36c312395481cb0f187d9e6 (patch)
tree2a1d082ebcaa05ca9f3c2aebc502a19958005605 /dtt/adm1021.c
parent16b195c82a18cbfd164800f17a1ef9db2e48331a (diff)
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drivers/hwmon : move hardware monitor drviers to drivers/hwmon
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'dtt/adm1021.c')
-rw-r--r--dtt/adm1021.c174
1 files changed, 0 insertions, 174 deletions
diff --git a/dtt/adm1021.c b/dtt/adm1021.c
deleted file mode 100644
index 9f65cfb..0000000
--- a/dtt/adm1021.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * (C) Copyright 2003
- * Murray Jensen, CSIRO-MIT, Murray.Jensen@csiro.au
- *
- * based on dtt/lm75.c which is ...
- *
- * (C) Copyright 2001
- * Bill Hunter, Wave 7 Optics, williamhunter@mediaone.net
- *
- * 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
- */
-
-/*
- * Analog Devices's ADM1021
- * "Low Cost Microprocessor System Temperature Monitor"
- */
-
-#include <common.h>
-
-#ifdef CONFIG_DTT_ADM1021
-
-#include <i2c.h>
-#include <dtt.h>
-
-typedef
- struct {
- uint i2c_addr:7; /* 7bit i2c chip address */
- uint conv_rate:3; /* conversion rate */
- uint enable_alert:1; /* enable alert output pin */
- uint enable_local:1; /* enable internal temp sensor */
- uint max_local:8; /* internal temp maximum */
- uint min_local:8; /* internal temp minimum */
- uint enable_remote:1; /* enable remote temp sensor */
- uint max_remote:8; /* remote temp maximum */
- uint min_remote:8; /* remote temp minimum */
- }
-dtt_cfg_t;
-
-dtt_cfg_t dttcfg[] = CFG_DTT_ADM1021;
-
-int
-dtt_read (int sensor, int reg)
-{
- dtt_cfg_t *dcp = &dttcfg[sensor >> 1];
- uchar data;
-
- if (i2c_read(dcp->i2c_addr, reg, 1, &data, 1) != 0)
- return -1;
-
- return (int)data;
-} /* dtt_read() */
-
-int
-dtt_write (int sensor, int reg, int val)
-{
- dtt_cfg_t *dcp = &dttcfg[sensor >> 1];
- uchar data;
-
- data = (uchar)(val & 0xff);
-
- if (i2c_write(dcp->i2c_addr, reg, 1, &data, 1) != 0)
- return 1;
-
- return 0;
-} /* dtt_write() */
-
-static int
-_dtt_init (int sensor)
-{
- dtt_cfg_t *dcp = &dttcfg[sensor >> 1];
- int reg, val;
-
- if (((sensor & 1) == 0 ? dcp->enable_local : dcp->enable_remote) == 0)
- return 1; /* sensor is disabled (or rather ignored) */
-
- /*
- * Setup High Limit register
- */
- if ((sensor & 1) == 0) {
- reg = DTT_WRITE_LOC_HIGHLIM;
- val = dcp->max_local;
- }
- else {
- reg = DTT_WRITE_REM_HIGHLIM;
- val = dcp->max_remote;
- }
- if (dtt_write (sensor, reg, val) != 0)
- return 1;
-
- /*
- * Setup Low Limit register
- */
- if ((sensor & 1) == 0) {
- reg = DTT_WRITE_LOC_LOWLIM;
- val = dcp->min_local;
- }
- else {
- reg = DTT_WRITE_REM_LOWLIM;
- val = dcp->min_remote;
- }
- if (dtt_write (sensor, reg, val) != 0)
- return 1;
-
- /* shouldn't hurt if the rest gets done twice */
-
- /*
- * Setup Conversion Rate register
- */
- if (dtt_write (sensor, DTT_WRITE_CONVRATE, dcp->conv_rate) != 0)
- return 1;
-
- /*
- * Setup configuraton register
- */
- val = 0; /* running */
- if (dcp->enable_alert == 0)
- val |= DTT_CONFIG_ALERT_MASKED; /* mask ALERT pin */
- if (dtt_write (sensor, DTT_WRITE_CONFIG, val) != 0)
- return 1;
-
- return 0;
-} /* _dtt_init() */
-
-int
-dtt_init (void)
-{
- int i;
- unsigned char sensors[] = CONFIG_DTT_SENSORS;
- const char *const header = "DTT: ";
-
- /* switch to correct I2C bus */
- I2C_SET_BUS(CFG_DTT_BUS_NUM);
-
- for (i = 0; i < sizeof(sensors); i++) {
- if (_dtt_init(sensors[i]) != 0)
- printf ("%s%d FAILED INIT\n", header, i+1);
- else
- printf ("%s%d is %i C\n", header, i+1,
- dtt_get_temp(sensors[i]));
- }
-
- return (0);
-} /* dtt_init() */
-
-int
-dtt_get_temp (int sensor)
-{
- signed char val;
-
- if ((sensor & 1) == 0)
- val = dtt_read(sensor, DTT_READ_LOC_VALUE);
- else
- val = dtt_read(sensor, DTT_READ_REM_VALUE);
-
- return (int) val;
-} /* dtt_get_temp() */
-
-#endif /* CONFIG_DTT_ADM1021 */