aboutsummaryrefslogtreecommitdiff
path: root/post
diff options
context:
space:
mode:
authorSascha Laue <Sascha.Laue@gmx.biz>2008-04-01 10:10:18 +0200
committerWolfgang Denk <wd@denx.de>2008-04-28 21:31:41 +0200
commit6aee00f5e6a1cf29d8fe8fdc9b7252fbd31115d9 (patch)
treec9855b58a7e618bcca5f4aef2c673dcfedd8351d /post
parent3e4615ab7ff38781a5dd80d0f49b9af55b4fe0b7 (diff)
downloadu-boot-6aee00f5e6a1cf29d8fe8fdc9b7252fbd31115d9.zip
u-boot-6aee00f5e6a1cf29d8fe8fdc9b7252fbd31115d9.tar.gz
u-boot-6aee00f5e6a1cf29d8fe8fdc9b7252fbd31115d9.tar.bz2
lwmon5: update dsPIC POST spezification
The specification for the lwmon5 board dsPIC POST got changed. Also add defines for the temperatures and voltages. Signed-off-by: Sascha Laue <sascha.laue@liebherr.com>
Diffstat (limited to 'post')
-rw-r--r--post/board/lwmon5/sysmon.c57
1 files changed, 43 insertions, 14 deletions
diff --git a/post/board/lwmon5/sysmon.c b/post/board/lwmon5/sysmon.c
index 02d5f6f..9a37b2e 100644
--- a/post/board/lwmon5/sysmon.c
+++ b/post/board/lwmon5/sysmon.c
@@ -32,9 +32,9 @@
* The test passes when all the following voltages and temperatures
* are within allowed ranges:
*
- * Temperature -40 .. +85 C
- * +5V +4.75 .. +5.25 V
- * +5V standby +4.75 .. +5.25 V
+ * Temperature -40 .. +90 C
+ * +5V +4.50 .. +5.50 V
+ * +5V standby +3.50 .. +5.50 V
*
* LCD backlight is not enabled if temperature values are not within
* allowed ranges (-30 .. + 80). The brightness of backlite can be
@@ -60,6 +60,21 @@ extern int dspic_read(ushort reg);
#define RELOC(x) if (x != NULL) x = (void *) ((ulong) (x) + gd->reloc_off)
+#define REG_TEMPERATURE 0x12BC
+#define REG_VOLTAGE_5V 0x12CA
+#define REG_VOLTAGE_5V_STANDBY 0x12C6
+
+#define TEMPERATURE_MIN (-40) /* degr. C */
+#define TEMPERATURE_MAX (+90) /* degr. C */
+#define TEMPERATURE_DISPLAY_MIN (-35) /* degr. C */
+#define TEMPERATURE_DISPLAY_MAX (+85) /* degr. C */
+
+#define VOLTAGE_5V_MIN (+4500) /* mV */
+#define VOLTAGE_5V_MAX (+5500) /* mV */
+
+#define VOLTAGE_5V_STANDBY_MIN (+3500) /* mV */
+#define VOLTAGE_5V_STANDBY_MAX (+5500) /* mV */
+
typedef struct sysmon_s sysmon_t;
typedef struct sysmon_table_s sysmon_table_t;
@@ -107,17 +122,31 @@ struct sysmon_table_s
static sysmon_table_t sysmon_table[] =
{
- {"Temperature", " C", &sysmon_dspic, NULL, sysmon_backlight_disable,
- 1, 1, -32768, 32767, 0xFFFF, 0x8000-40, 0x8000+85, 0,
- 0x8000-30, 0x8000+80, 0, 0x12BC},
-
- {"+ 5 V", "V", &sysmon_dspic, NULL, NULL,
- 100, 1000, -0x8000, 0x7FFF, 0xFFFF, 0x8000+4750, 0x8000+5250, 0,
- 0x8000+4750, 0x8000+5250, 0, 0x12CA},
-
- {"+ 5 V standby", "V", &sysmon_dspic, NULL, NULL,
- 100, 1000, -0x8000, 0x7FFF, 0xFFFF, 0x8000+4750, 0x8000+5250, 0,
- 0x8000+4750, 0x8000+5250, 0, 0x12C6},
+ {
+ "Temperature", " C", &sysmon_dspic, NULL, sysmon_backlight_disable,
+ 1, 1, -32768, 32767, 0xFFFF,
+ 0x8000 + TEMPERATURE_MIN, 0x8000 + TEMPERATURE_MAX, 0,
+ 0x8000 + TEMPERATURE_DISPLAY_MIN, 0x8000 + TEMPERATURE_DISPLAY_MAX, 0,
+ REG_TEMPERATURE
+ },
+
+ {
+ "+ 5 V", "V", &sysmon_dspic, NULL, NULL,
+ 100, 1000, -0x8000, 0x7FFF, 0xFFFF,
+ 100, 1000, 0, 0xFFFF, 0xFFFF,
+ VOLTAGE_5V_MIN, VOLTAGE_5V_MAX, 0,
+ VOLTAGE_5V_MIN, VOLTAGE_5V_MAX, 0,
+ REG_VOLTAGE_5V
+ },
+
+ {
+ "+ 5 V standby", "V", &sysmon_dspic, NULL, NULL,
+ 100, 1000, -0x8000, 0x7FFF, 0xFFFF,
+ 100, 1000, 0, 0xFFFF, 0xFFFF,
+ VOLTAGE_5V_STANDBY_MIN, VOLTAGE_5V_STANDBY_MAX, 0,
+ VOLTAGE_5V_STANDBY_MIN, VOLTAGE_5V_STANDBY_MAX, 0,
+ REG_VOLTAGE_5V_STANDBY
+ },
};
static int sysmon_table_size = sizeof(sysmon_table) / sizeof(sysmon_table[0]);