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| author | Michael Büsch <mb@bu3sch.de> | 2011-02-09 20:09:49 +0000 |
|---|---|---|
| committer | Michael Büsch <mb@bu3sch.de> | 2011-02-09 20:09:49 +0000 |
| commit | 970b4c6a72b4b0e0bfda0587abaee756f0be4afa (patch) | |
| tree | a039804a36485c284195131238ca0b181863f409 /target/linux/omap24xx | |
| parent | 2d3ed6dc2df6b214431e9d8b0755d4e31ac85331 (diff) | |
| download | mtk-20170518-970b4c6a72b4b0e0bfda0587abaee756f0be4afa.zip mtk-20170518-970b4c6a72b4b0e0bfda0587abaee756f0be4afa.tar.gz mtk-20170518-970b4c6a72b4b0e0bfda0587abaee756f0be4afa.tar.bz2 | |
n810bm: Set minimum voltage threshold to 3200
SVN-Revision: 25433
Diffstat (limited to 'target/linux/omap24xx')
| -rw-r--r-- | target/linux/omap24xx/patches-2.6.37/900-n810-battery-management.patch | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/target/linux/omap24xx/patches-2.6.37/900-n810-battery-management.patch b/target/linux/omap24xx/patches-2.6.37/900-n810-battery-management.patch index 31eeeb8..e460d3c 100644 --- a/target/linux/omap24xx/patches-2.6.37/900-n810-battery-management.patch +++ b/target/linux/omap24xx/patches-2.6.37/900-n810-battery-management.patch @@ -41,8 +41,8 @@ Index: linux-2.6.37/drivers/cbus/Makefile Index: linux-2.6.37/drivers/cbus/n810bm_main.c =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.37/drivers/cbus/n810bm_main.c 2011-02-09 13:47:23.831144291 +0100 -@@ -0,0 +1,1169 @@ ++++ linux-2.6.37/drivers/cbus/n810bm_main.c 2011-02-09 19:05:18.435536304 +0100 +@@ -0,0 +1,1168 @@ +/* + * Nokia n810 battery management + * @@ -86,7 +86,7 @@ Index: linux-2.6.37/drivers/cbus/n810bm_main.c +#define N810BM_PMM_BLOCK_SIZE 0x600 + +#define N810BM_CHECK_INTERVAL (HZ * 2) -+#define N810BM_MIN_VOLTAGE_THRES 3300 /* Absolute minimum voltage threshold */ ++#define N810BM_MIN_VOLTAGE_THRES 3200 /* Absolute minimum voltage threshold */ + + +/* RETU_ADC_BSI @@ -612,7 +612,6 @@ Index: linux-2.6.37/drivers/cbus/n810bm_main.c + struct n810bm, periodic_check_work); + u16 status; + bool battery_was_present, charger_was_present; -+ bool force_charge = 0; + int mv; + + mutex_lock(&bm->mutex); @@ -646,23 +645,23 @@ Index: linux-2.6.37/drivers/cbus/n810bm_main.c + bm->charger_present ? "plugged in" : "removed"); + } + -+ if (bm->battery_present && !lipocharge_is_charging(&bm->charger)) { ++ if ((bm->battery_present && !bm->charger_present) || ++ !n810bm_known_battery_present(bm)){ + /* We're draining the battery */ + mv = n810bm_measure_batt_voltage(bm); -+ if (mv < 0) -+ n810bm_emergency(bm, "check timer: Failed to measure"); -+ if (!bm->charger_present) { -+ if (mv < N810BM_MIN_VOLTAGE_THRES) { -+ n810bm_emergency(bm, "check timer: " -+ "Minimum voltage threshold reached"); -+ } -+ force_charge = 1; ++ if (mv < 0) { ++ n810bm_emergency(bm, ++ "check: Failed to measure voltage"); ++ } ++ if (mv < N810BM_MIN_VOLTAGE_THRES) { ++ n810bm_emergency(bm, ++ "check: Minimum voltage threshold reached"); + } + } + + if (bm->charger_present && n810bm_known_battery_present(bm)) { + /* Known battery and charger are connected */ -+ if (bm->charger_enabled || force_charge) { ++ if (bm->charger_enabled) { + /* Charger is enabled */ + if (!lipocharge_is_charging(&bm->charger)) { + //TODO start charging, if battery is below some threshold |