[PATCH 03/10] power: supplies: bq275xx: adds specific support for bq27510-g1 revision.

From: Chris Lapa
Date: Wed Dec 21 2016 - 20:24:08 EST


From: Chris Lapa <chris@xxxxxxxxxxx>

This commit adds the BQ27510G1 chip definition to specifically match the
bq27510-G1 functionality as described in the datasheet.

tested: no

Signed-off-by: Chris Lapa <chris@xxxxxxxxxxx>
---
drivers/power/supply/bq27xxx_battery.c | 46 ++++++++++++++++++++++++++++--
drivers/power/supply/bq27xxx_battery_i2c.c | 2 ++
include/linux/power/bq27xxx_battery.h | 1 +
3 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index 5433fda..b78881f 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -22,6 +22,7 @@
* http://www.ti.com/product/bq27010
* http://www.ti.com/product/bq27210
* http://www.ti.com/product/bq27500
+ * http://www.ti.com/product/bq27510-g1
* http://www.ti.com/product/bq27510-g3
* http://www.ti.com/product/bq27520-g4
* http://www.ti.com/product/bq27530-g1
@@ -183,6 +184,25 @@ static u8 bq27xxx_regs[][BQ27XXX_REG_MAX] = {
[BQ27XXX_REG_DCAP] = 0x3c,
[BQ27XXX_REG_AP] = 0x24,
},
+ [BQ27510G1] = {
+ [BQ27XXX_REG_CTRL] = 0x00,
+ [BQ27XXX_REG_TEMP] = 0x06,
+ [BQ27XXX_REG_INT_TEMP] = INVALID_REG_ADDR,
+ [BQ27XXX_REG_VOLT] = 0x08,
+ [BQ27XXX_REG_AI] = 0x14,
+ [BQ27XXX_REG_FLAGS] = 0x0a,
+ [BQ27XXX_REG_TTE] = 0x16,
+ [BQ27XXX_REG_TTF] = 0x18,
+ [BQ27XXX_REG_TTES] = 0x1c,
+ [BQ27XXX_REG_TTECP] = 0x26,
+ [BQ27XXX_REG_NAC] = 0x0c,
+ [BQ27XXX_REG_FCC] = 0x12,
+ [BQ27XXX_REG_CYCT] = 0x2a,
+ [BQ27XXX_REG_AE] = 0x22,
+ [BQ27XXX_REG_SOC] = 0x2c,
+ [BQ27XXX_REG_DCAP] = 0x3c,
+ [BQ27XXX_REG_AP] = 0x24,
+ },
[BQ27530] = {
[BQ27XXX_REG_CTRL] = 0x00,
[BQ27XXX_REG_TEMP] = 0x06,
@@ -342,6 +362,27 @@ static enum power_supply_property bq27500_battery_props[] = {
POWER_SUPPLY_PROP_MANUFACTURER,
};

+static enum power_supply_property bq27510g1_battery_props[] = {
+ POWER_SUPPLY_PROP_STATUS,
+ POWER_SUPPLY_PROP_PRESENT,
+ POWER_SUPPLY_PROP_VOLTAGE_NOW,
+ POWER_SUPPLY_PROP_CURRENT_NOW,
+ POWER_SUPPLY_PROP_CAPACITY,
+ POWER_SUPPLY_PROP_CAPACITY_LEVEL,
+ POWER_SUPPLY_PROP_TEMP,
+ POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
+ POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
+ POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_CHARGE_FULL,
+ POWER_SUPPLY_PROP_CHARGE_NOW,
+ POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
+ POWER_SUPPLY_PROP_CYCLE_COUNT,
+ POWER_SUPPLY_PROP_ENERGY_NOW,
+ POWER_SUPPLY_PROP_POWER_AVG,
+ POWER_SUPPLY_PROP_HEALTH,
+ POWER_SUPPLY_PROP_MANUFACTURER,
+};
+
static enum power_supply_property bq27530_battery_props[] = {
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_PRESENT,
@@ -426,6 +467,7 @@ static struct {
BQ27XXX_PROP(BQ27010, bq27010_battery_props),
BQ27XXX_PROP(BQ275XX, bq275xx_battery_props),
BQ27XXX_PROP(BQ27500, bq27500_battery_props),
+ BQ27XXX_PROP(BQ27510G1, bq27510g1_battery_props),
BQ27XXX_PROP(BQ27530, bq27530_battery_props),
BQ27XXX_PROP(BQ27541, bq27541_battery_props),
BQ27XXX_PROP(BQ27545, bq27545_battery_props),
@@ -676,8 +718,8 @@ static int bq27xxx_battery_read_pwr_avg(struct bq27xxx_device_info *di)
*/
static bool bq27xxx_battery_overtemp(struct bq27xxx_device_info *di, u16 flags)
{
- if (di->chip == BQ275XX || di->chip == BQ27500 || di->chip == BQ27541
- || di->chip == BQ27545)
+ if (di->chip == BQ275XX || di->chip == BQ27500 || di->chip == BQ27510G1
+ || di->chip == BQ27541 || di->chip == BQ27545)
return flags & (BQ27XXX_FLAG_OTC | BQ27XXX_FLAG_OTD);
if (di->chip == BQ27530 || di->chip == BQ27421)
return flags & BQ27XXX_FLAG_OT;
diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c
index a01b35d..61f13fd 100644
--- a/drivers/power/supply/bq27xxx_battery_i2c.c
+++ b/drivers/power/supply/bq27xxx_battery_i2c.c
@@ -152,6 +152,7 @@ static const struct i2c_device_id bq27xxx_i2c_id_table[] = {
{ "bq27510", BQ275XX },
{ "bq27520", BQ275XX },
{ "bq27500-1", BQ27500 },
+ { "bq27510g1", BQ27510G1 },
{ "bq27530", BQ27530 },
{ "bq27531", BQ27530 },
{ "bq27541", BQ27541 },
@@ -175,6 +176,7 @@ static const struct of_device_id bq27xxx_battery_i2c_of_match_table[] = {
{ .compatible = "ti,bq27510" },
{ .compatible = "ti,bq27520" },
{ .compatible = "ti,bq27500-1" },
+ { .compatible = "ti,bq27510g1" },
{ .compatible = "ti,bq27530" },
{ .compatible = "ti,bq27531" },
{ .compatible = "ti,bq27541" },
diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
index 7d2a415..9fa7c86 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -6,6 +6,7 @@ enum bq27xxx_chip {
BQ27010, /* bq27010, bq27210 */
BQ275XX, /* bq27500, bq27510, bq27520 deprecated alias */
BQ27500, /* bq27500/1 */
+ BQ27510G1, /* bq27510G1 */
BQ27530, /* bq27530, bq27531 */
BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
BQ27545, /* bq27545 */
--
2.1.4