linux-kernel - [PATCH] power: supply: bq27xxx: Add support for BQ27411

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Message-Id: <1532266436-20182-1-git-send-email-liu.xiang6@zte.com.cn>
Date:   Sun, 22 Jul 2018 21:33:56 +0800
From:   Liu Xiang <liu.xiang6@....com.cn>
To:     sre@...nel.org
Cc:     pali.rohar@...il.com, afd@...com, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, liuxiang_1999@....com,
        Liu Xiang <liu.xiang6@....com.cn>
Subject: [PATCH] power: supply: bq27xxx: Add support for BQ27411

According to the datasheet, bq27411 is similar to bq27421.

Signed-off-by: Liu Xiang <liu.xiang6@....com.cn>
---
 Documentation/devicetree/bindings/power/supply/bq27xxx.txt | 1 +
 drivers/power/supply/bq27xxx_battery.c                     | 9 +++++++++
 drivers/power/supply/bq27xxx_battery_i2c.c                 | 2 ++
 include/linux/power/bq27xxx_battery.h                      | 1 +
 4 files changed, 13 insertions(+)

diff --git a/Documentation/devicetree/bindings/power/supply/bq27xxx.txt b/Documentation/devicetree/bindings/power/supply/bq27xxx.txt
index 37994fd..4fa8e08 100644
--- a/Documentation/devicetree/bindings/power/supply/bq27xxx.txt
+++ b/Documentation/devicetree/bindings/power/supply/bq27xxx.txt
@@ -23,6 +23,7 @@ Required properties:
  * "ti,bq27546" - BQ27546
  * "ti,bq27742" - BQ27742
  * "ti,bq27545" - BQ27545
+ * "ti,bq27411" - BQ27411
  * "ti,bq27421" - BQ27421
  * "ti,bq27425" - BQ27425
  * "ti,bq27426" - BQ27426
diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index f022e1b..6dbbe95 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -432,6 +432,7 @@ enum bq27xxx_reg_index {
 		[BQ27XXX_REG_AP] = 0x18,
 		BQ27XXX_DM_REG_ROWS,
 	};
+#define bq27411_regs bq27421_regs
 #define bq27425_regs bq27421_regs
 #define bq27426_regs bq27421_regs
 #define bq27441_regs bq27421_regs
@@ -665,6 +666,7 @@ enum bq27xxx_reg_index {
 	POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
 	POWER_SUPPLY_PROP_MANUFACTURER,
 };
+#define bq27411_props bq27421_props
 #define bq27425_props bq27421_props
 #define bq27426_props bq27421_props
 #define bq27441_props bq27421_props
@@ -725,6 +727,12 @@ enum bq27xxx_dm_reg_id {
 #define bq27545_dm_regs 0
 #endif
 
+static struct bq27xxx_dm_reg bq27411_dm_regs[] = {
+	[BQ27XXX_DM_DESIGN_CAPACITY]   = { 82, 10, 2,    0, 32767 },
+	[BQ27XXX_DM_DESIGN_ENERGY]     = { 82, 12, 2,    0, 32767 },
+	[BQ27XXX_DM_TERMINATE_VOLTAGE] = { 82, 16, 2, 2800,  3700 },
+};
+
 static struct bq27xxx_dm_reg bq27421_dm_regs[] = {
 	[BQ27XXX_DM_DESIGN_CAPACITY]   = { 82, 10, 2,    0,  8000 },
 	[BQ27XXX_DM_DESIGN_ENERGY]     = { 82, 12, 2,    0, 32767 },
@@ -802,6 +810,7 @@ enum bq27xxx_dm_reg_id {
 	[BQ27546]   = BQ27XXX_DATA(bq27546,   0         , BQ27XXX_O_OTDC),
 	[BQ27742]   = BQ27XXX_DATA(bq27742,   0         , BQ27XXX_O_OTDC),
 	[BQ27545]   = BQ27XXX_DATA(bq27545,   0x04143672, BQ27XXX_O_OTDC),
+	[BQ27411]   = BQ27XXX_DATA(bq27411,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),
 	[BQ27421]   = BQ27XXX_DATA(bq27421,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),
 	[BQ27425]   = BQ27XXX_DATA(bq27425,   0x04143672, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP),
 	[BQ27426]   = BQ27XXX_DATA(bq27426,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),
diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c
index 4006912..2677c38 100644
--- a/drivers/power/supply/bq27xxx_battery_i2c.c
+++ b/drivers/power/supply/bq27xxx_battery_i2c.c
@@ -247,6 +247,7 @@ static int bq27xxx_battery_i2c_remove(struct i2c_client *client)
 	{ "bq27546", BQ27546 },
 	{ "bq27742", BQ27742 },
 	{ "bq27545", BQ27545 },
+	{ "bq27411", BQ27411 },
 	{ "bq27421", BQ27421 },
 	{ "bq27425", BQ27425 },
 	{ "bq27426", BQ27426 },
@@ -279,6 +280,7 @@ static int bq27xxx_battery_i2c_remove(struct i2c_client *client)
 	{ .compatible = "ti,bq27546" },
 	{ .compatible = "ti,bq27742" },
 	{ .compatible = "ti,bq27545" },
+	{ .compatible = "ti,bq27411" },
 	{ .compatible = "ti,bq27421" },
 	{ .compatible = "ti,bq27425" },
 	{ .compatible = "ti,bq27426" },
diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
index d6355f4..507c5e2 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -24,6 +24,7 @@ enum bq27xxx_chip {
 	BQ27546,
 	BQ27742,
 	BQ27545, /* bq27545 */
+	BQ27411,
 	BQ27421, /* bq27421, bq27441, bq27621 */
 	BQ27425,
 	BQ27426,
-- 
1.9.1