summaryrefslogtreecommitdiff
path: root/post/i2c.c
diff options
context:
space:
mode:
Diffstat (limited to 'post/i2c.c')
-rw-r--r--post/i2c.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/post/i2c.c b/post/i2c.c
deleted file mode 100644
index 1b2e64471b3..00000000000
--- a/post/i2c.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * (C) Copyright 2002
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * 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
- */
-
-#include <common.h>
-
-#ifdef CONFIG_POST
-
-/*
- * I2C test
- *
- * For verifying the I2C bus, a full I2C bus scanning is performed.
- *
- * #ifdef I2C_ADDR_LIST
- * The test is considered as passed if all the devices and
- * only the devices in the list are found.
- * #else [ ! I2C_ADDR_LIST ]
- * The test is considered as passed if any I2C device is found.
- * #endif
- */
-
-#include <post.h>
-#include <i2c.h>
-
-#if CONFIG_POST & CFG_POST_I2C
-
-int i2c_post_test (int flags)
-{
- unsigned int i;
- unsigned int good = 0;
-#ifdef I2C_ADDR_LIST
- unsigned int bad = 0;
- int j;
- unsigned char i2c_addr_list[] = I2C_ADDR_LIST;
- unsigned char i2c_miss_list[] = I2C_ADDR_LIST;
-#endif
-
- for (i = 0; i < 128; i++) {
- if (i2c_probe (i) == 0) {
-#ifndef I2C_ADDR_LIST
- good++;
-#else /* I2C_ADDR_LIST */
- for (j=0; j<sizeof(i2c_addr_list); ++j) {
- if (i == i2c_addr_list[j]) {
- good++;
- i2c_miss_list[j] = 0xFF;
- break;
- }
- }
- if (j == sizeof(i2c_addr_list)) {
- bad++;
- post_log ("I2C: addr %02X not expected\n",
- i);
- }
-#endif /* I2C_ADDR_LIST */
- }
- }
-
-#ifndef I2C_ADDR_LIST
- return good > 0 ? 0 : -1;
-#else /* I2C_ADDR_LIST */
- if (good != sizeof(i2c_addr_list)) {
- for (j=0; j<sizeof(i2c_miss_list); ++j) {
- if (i2c_miss_list[j] != 0xFF) {
- post_log ("I2C: addr %02X did not respond\n",
- i2c_miss_list[j]);
- }
- }
- }
- return ((good == sizeof(i2c_addr_list)) && (bad == 0)) ? 0 : -1;
-#endif
-}
-
-#endif /* CONFIG_POST & CFG_POST_I2C */
-#endif /* CONFIG_POST */