linux-kernel - [PATCH v4 02/10] power: supplies: bq27xxx: adds specific support for bq27500/1 revision.

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Message-Id: <1484025938-114133-3-git-send-email-chris@lapa.com.au>
Date:   Tue, 10 Jan 2017 16:25:30 +1100
From:   Chris Lapa <chris@...a.com.au>
To:     pali.rohar@...il.com, afd@...com, sre@...nel.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Chris Lapa <chris@...a.com.au>
Subject: [PATCH v4 02/10] power: supplies: bq27xxx: adds specific support for bq27500/1 revision.

From: Chris Lapa <chris@...a.com.au>

This commit adds the BQ27500 chip definition to specifically match the
bq27500/1 functionality as described in the datasheet.

tested: no

Signed-off-by: Chris Lapa <chris@...a.com.au>
Acked-by: Pali Rohár <pali.rohar@...il.com>
Reviewed-by: Andrew F. Davis <afd@...com>
---
 drivers/power/supply/bq27xxx_battery.c     | 27 ++++++++++++++++-----------
 drivers/power/supply/bq27xxx_battery_i2c.c |  2 ++
 include/linux/power/bq27xxx_battery.h      |  1 +
 3 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index a86417c..bf0dbf5 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -164,24 +164,24 @@ static u8 bq27xxx_regs[][BQ27XXX_REG_MAX] = {
 		[BQ27XXX_REG_DCAP] = 0x3c,
 		[BQ27XXX_REG_AP] = INVALID_REG_ADDR,
 	},
-	[BQ27510] = {
+	[BQ27500] = {
 		[BQ27XXX_REG_CTRL] = 0x00,
 		[BQ27XXX_REG_TEMP] = 0x06,
-		[BQ27XXX_REG_INT_TEMP] = 0x28,
+		[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] = INVALID_REG_ADDR,
-		[BQ27XXX_REG_TTES] = 0x1a,
-		[BQ27XXX_REG_TTECP] = INVALID_REG_ADDR,
+		[BQ27XXX_REG_TTF] = 0x18,
+		[BQ27XXX_REG_TTES] = 0x1c,
+		[BQ27XXX_REG_TTECP] = 0x26,
 		[BQ27XXX_REG_NAC] = 0x0c,
 		[BQ27XXX_REG_FCC] = 0x12,
-		[BQ27XXX_REG_CYCT] = 0x1e,
-		[BQ27XXX_REG_AE] = INVALID_REG_ADDR,
-		[BQ27XXX_REG_SOC] = 0x20,
-		[BQ27XXX_REG_DCAP] = 0x2e,
-		[BQ27XXX_REG_AP] = INVALID_REG_ADDR,
+		[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,
@@ -321,7 +321,7 @@ static enum power_supply_property bq275xx_battery_props[] = {
 	POWER_SUPPLY_PROP_MANUFACTURER,
 };
 
-static enum power_supply_property bq27510_battery_props[] = {
+static enum power_supply_property bq27500_battery_props[] = {
 	POWER_SUPPLY_PROP_STATUS,
 	POWER_SUPPLY_PROP_PRESENT,
 	POWER_SUPPLY_PROP_VOLTAGE_NOW,
@@ -330,11 +330,14 @@ static enum power_supply_property bq27510_battery_props[] = {
 	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,
 };
@@ -422,6 +425,7 @@ static struct {
 	BQ27XXX_PROP(BQ27000, bq27000_battery_props),
 	BQ27XXX_PROP(BQ27010, bq27010_battery_props),
 	BQ27XXX_PROP(BQ275XX, bq275xx_battery_props),
+	BQ27XXX_PROP(BQ27500, bq27500_battery_props),
 	BQ27XXX_PROP(BQ27530, bq27530_battery_props),
 	BQ27XXX_PROP(BQ27541, bq27541_battery_props),
 	BQ27XXX_PROP(BQ27545, bq27545_battery_props),
@@ -675,6 +679,7 @@ static bool bq27xxx_battery_overtemp(struct bq27xxx_device_info *di, u16 flags)
 {
 	switch (di->chip) {
 	case BQ275XX:
+	case BQ27500:
 	case BQ27541:
 	case BQ27545:
 		return flags & (BQ27XXX_FLAG_OTC | BQ27XXX_FLAG_OTD);
diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c
index 762d96e..a01b35d 100644
--- a/drivers/power/supply/bq27xxx_battery_i2c.c
+++ b/drivers/power/supply/bq27xxx_battery_i2c.c
@@ -151,6 +151,7 @@ static const struct i2c_device_id bq27xxx_i2c_id_table[] = {
 	{ "bq27500", BQ275XX },
 	{ "bq27510", BQ275XX },
 	{ "bq27520", BQ275XX },
+	{ "bq27500-1", BQ27500 },
 	{ "bq27530", BQ27530 },
 	{ "bq27531", BQ27530 },
 	{ "bq27541", BQ27541 },
@@ -173,6 +174,7 @@ static const struct of_device_id bq27xxx_battery_i2c_of_match_table[] = {
 	{ .compatible = "ti,bq27500" },
 	{ .compatible = "ti,bq27510" },
 	{ .compatible = "ti,bq27520" },
+	{ .compatible = "ti,bq27500-1" },
 	{ .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 c452b94..7d2a415 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -5,6 +5,7 @@ enum bq27xxx_chip {
 	BQ27000 = 1, /* bq27000, bq27200 */
 	BQ27010, /* bq27010, bq27210 */
 	BQ275XX, /* bq27500, bq27510, bq27520 deprecated alias */
+	BQ27500, /* bq27500/1 */
 	BQ27530, /* bq27530, bq27531 */
 	BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
 	BQ27545, /* bq27545 */
-- 
2.1.4