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authorLinus Torvalds <torvalds@linux-foundation.org>2023-02-24 02:03:05 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2023-02-24 02:03:05 +0300
commitc2c23dc7d5f866a8bec3db638fae7f63789303ac (patch)
tree6317ceec34644b5a176e83ee64553922a964796b /drivers/i2c
parent06e1a81c4806d0b7f75f9d742ebf410718244e03 (diff)
parent59c54c59974649b2e7bc92faae4a21e2b2408db2 (diff)
downloadlinux-c2c23dc7d5f866a8bec3db638fae7f63789303ac.tar.xz
Merge tag 'mfd-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones: "Core Framework: - Change MFD support status from Supported to Maintained New Drivers: - Add support for the Intel Platform Management Component Interface (PMCI) Removed Drivers: - HTC PASIC3 LED/DS1WM - Toshiba T7L66XB, TC6387XB and TC6393XB TMIO New Device Support: - Add support for N6000 Flash to Intel M10 BMC PMCI - Add support for Lenovo Yoga Tab 3 to Intel CHTWC PMIC New Functionality: - Provide Reset support to Syscon Fix-ups: - Explicitly provide missing include files - Pass platform type data/info via the SPI/I2C/DT registration strategy - Lots of DT documentation / adaptions - Replace scnprintf() with preferred sysfs_emit() - Remove unused / superfluous code - Fix some trivial whitesspace / spelling / grammatical issues - Replace pm_power_off with new and improved register_sys_off_handler() API Bug Fixes: - Reintroduce RK808-clkout registration - fixing Wi-Fi and Bluetooth - Repair the order of AXPxxx IRQ PEK RISE/FALL definitions - Refuse to build CS5535 on unsupported UML architectures - Fix memory leaks in error return paths - Prevent refcount leaks in error return paths" * tag 'mfd-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (40 commits) dt-bindings: mfd: qcom,tcsr: Add compatible for IPQ5332 dt-bindings: mfd: Add NXP BBNSM mfd: ntxec: Add version number for EC in Tolino Vision dt-bindings: mfd: syscon: Add mt8365-syscfg mfd: Remove toshiba tmio drivers mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak mfd: syscon: Allow reset control for syscon devices dt-bindings: mfd/syscon: Add resets property dt-bindings: mfd: syscon: Add amd,pensando-elba-syscon compatible dt-bindings: mfd: qcom,tcsr: Add compatible for MSM8226 mfd: simple-mfd-i2c: Fix incoherent comment regarding DT registration mfd: axp20x: Switch to the sys-off handler API mfd: core: Spelling s/compement/complement/ mfd: max8925: Remove the unused function irq_to_max8925() mfd: qcom-pm8xxx: Remove set but unused variable 'rev' dt-bindings: mfd: syscon: Document GXP register compatible mfd: twl4030-power: Drop empty platform remove function mfd: twl: Fix TWL6032 phy vbus detection mfd: pcf50633-adc: Fix potential memleak in pcf50633_adc_async_read() MAINTAINERS: Move MFD from a Supported to Maintaied state ...
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-cht-wc.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-cht-wc.c b/drivers/i2c/busses/i2c-cht-wc.c
index 190abdc46dd3..2b2c3d090089 100644
--- a/drivers/i2c/busses/i2c-cht-wc.c
+++ b/drivers/i2c/busses/i2c-cht-wc.c
@@ -380,6 +380,49 @@ static struct i2c_board_info lenovo_yogabook1_board_info = {
.platform_data = &bq2589x_pdata,
};
+/********** Lenovo Yogabook YT3-X90F charger settings **********/
+static const char * const lenovo_yt3_bq25892_1_suppliers[] = { "cht_wcove_pwrsrc" };
+
+/*
+ * bq25892 charger settings for the round li-ion cells in the hinge,
+ * this is the main / biggest battery.
+ */
+static const struct property_entry lenovo_yt3_bq25892_1_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY("supplied-from", lenovo_yt3_bq25892_1_suppliers),
+ PROPERTY_ENTRY_STRING("linux,secondary-charger-name", "bq25890-charger-0"),
+ PROPERTY_ENTRY_U32("linux,iinlim-percentage", 60),
+ PROPERTY_ENTRY_U32("linux,pump-express-vbus-max", 12000000),
+ PROPERTY_ENTRY_BOOL("linux,skip-reset"),
+ /*
+ * The firmware sets everything to the defaults, leading to a low(ish)
+ * charge-current and battery-voltage of 2048mA resp 4.2V. Use the
+ * Android values instead of "linux,read-back-settings" to fix this.
+ */
+ PROPERTY_ENTRY_U32("ti,charge-current", 3072000),
+ PROPERTY_ENTRY_U32("ti,battery-regulation-voltage", 4352000),
+ PROPERTY_ENTRY_U32("ti,termination-current", 128000),
+ PROPERTY_ENTRY_U32("ti,precharge-current", 128000),
+ PROPERTY_ENTRY_U32("ti,minimum-sys-voltage", 3700000),
+ PROPERTY_ENTRY_BOOL("ti,use-ilim-pin"),
+ /* Set 5V boost current-limit to 1.2A (MAX/POR values are 2.45A/1.4A) */
+ PROPERTY_ENTRY_U32("ti,boost-voltage", 4998000),
+ PROPERTY_ENTRY_U32("ti,boost-max-current", 1200000),
+ { }
+};
+
+static const struct software_node lenovo_yt3_bq25892_1_node = {
+ .properties = lenovo_yt3_bq25892_1_props,
+};
+
+/* bq25892 charger for the round li-ion cells in the hinge */
+static struct i2c_board_info lenovo_yoga_tab3_board_info = {
+ .type = "bq25892",
+ .addr = 0x6b,
+ .dev_name = "bq25892_1",
+ .swnode = &lenovo_yt3_bq25892_1_node,
+ .platform_data = &bq2589x_pdata,
+};
+
static int cht_wc_i2c_adap_i2c_probe(struct platform_device *pdev)
{
struct intel_soc_pmic *pmic = dev_get_drvdata(pdev->dev.parent);
@@ -459,6 +502,9 @@ static int cht_wc_i2c_adap_i2c_probe(struct platform_device *pdev)
case INTEL_CHT_WC_LENOVO_YOGABOOK1:
board_info = &lenovo_yogabook1_board_info;
break;
+ case INTEL_CHT_WC_LENOVO_YT3_X90:
+ board_info = &lenovo_yoga_tab3_board_info;
+ break;
default:
dev_warn(&pdev->dev, "Unknown model, not instantiating charger device\n");
break;