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authorLinus Torvalds <torvalds@linux-foundation.org>2020-06-04 10:38:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-04 10:38:42 -0700
commit512b7d37ee0a9b4e2b5fafcd0b7c65a3f6e430ca (patch)
treee594158cd64a0c5d454579e4504628b9510af3da /Documentation
parentacf25aa66371359f542d14e8d993b530fe25d7ac (diff)
parent098c4adf249c198519a4abebe482b1e6b8c50e47 (diff)
Merge tag 'mfd-next-5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones: "Core Frameworks: - Constify 'properties' attribute in core header file New Drivers: - Add support for Gateworks System Controller - Add support for MediaTek MT6358 PMIC - Add support for Mediatek MT6360 PMIC - Add support for Monolithic Power Systems MP2629 ADC and Battery charger Fix-ups: - Use new I2C API in htc-i2cpld - Remove superfluous code in sprd-sc27xx-spi - Improve error handling in stm32-timers - Device Tree additions/fixes in mt6397 - Defer probe betterment in wm8994-core - Improve module handling in wm8994-core - Staticify in stpmic1 - Trivial (spelling, formatting) in tqmx86 Bug Fixes: - Fix incorrect register/PCI IDs in intel-lpss-pci - Fix unbalanced Regulator API calls in wm8994-core - Fix double free() in wcd934x - Remove IRQ domain on failure in stmfx - Reset chip on resume in stmfx - Disable/enable IRQs on suspend/resume in stmfx - Do not use bulk writes on H/W which does not support them in max77620" * tag 'mfd-next-5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (29 commits) mfd: mt6360: Remove duplicate REGMAP_IRQ_REG_LINE() entry mfd: Add support for PMIC MT6360 mfd: max77620: Use single-byte writes on MAX77620 mfd: wcd934x: Drop kfree for memory allocated with devm_kzalloc mfd: stmfx: Disable IRQ in suspend to avoid spurious interrupt mfd: stmfx: Fix stmfx_irq_init error path mfd: stmfx: Reset chip on resume as supply was disabled mfd: wm8994: Silence warning about supplies during deferred probe mfd: wm8994: Fix unbalanced calls to regulator_bulk_disable() mfd: wm8994: Fix driver operation if loaded as modules dt-bindings: mfd: mediatek: Add MT6397 Pin Controller mfd: Constify properties in mfd_cell mfd: stm32-timers: Use dma_request_chan() instead dma_request_slave_channel() mfd: sprd: Remove unnecessary spi_bus_type setting mfd: intel-lpss: Update LPSS UART #2 PCI ID for Jasper Lake mfd: tqmx86: Fix a typo in MODULE_DESCRIPTION mfd: stpmic1: Make stpmic1_regmap_config static mfd: htc-i2cpld: Convert to use i2c_new_client_device() MAINTAINERS: Add entry for mp2629 Battery Charger driver power: supply: mp2629: Add impedance compensation config ...
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ABI/testing/sysfs-class-power-mp26298
-rw-r--r--Documentation/devicetree/bindings/mfd/mps,mp2629.yaml62
-rw-r--r--Documentation/devicetree/bindings/mfd/mt6397.txt19
3 files changed, 85 insertions, 4 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-power-mp2629 b/Documentation/ABI/testing/sysfs-class-power-mp2629
new file mode 100644
index 000000000000..327a07e22805
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-power-mp2629
@@ -0,0 +1,8 @@
+What: /sys/class/power_supply/mp2629_battery/batt_impedance_compen
+Date: April 2020
+KernelVersion: 5.7
+Description:
+ Represents a battery impedance compensation to accelerate charging.
+
+ Access: Read, Write
+ Valid values: Represented in milli-ohms. Valid range is [0, 140].
diff --git a/Documentation/devicetree/bindings/mfd/mps,mp2629.yaml b/Documentation/devicetree/bindings/mfd/mps,mp2629.yaml
new file mode 100644
index 000000000000..f91acc42d652
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/mps,mp2629.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/mps,mp2629.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MP2629 Battery Charger PMIC from Monolithic Power System.
+
+maintainers:
+ - Saravanan Sekar <sravanhome@gmail.com>
+
+description: |
+ MP2629 is a PMIC providing battery charging and power supply for smartphones,
+ wireless camera and portable devices. Chip is controlled over I2C.
+
+ The battery charge management device handles battery charger controller and
+ ADC IIO device for battery, system voltage
+
+properties:
+ compatible:
+ const: mps,mp2629
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ "#interrupt-cells":
+ const: 2
+ description:
+ The first cell is the IRQ number, the second cell is the trigger type.
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-controller
+ - "#interrupt-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/input/linux-event-codes.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pmic@4b {
+ compatible = "mps,mp2629";
+ reg = <0x4b>;
+
+ interrupt-controller;
+ interrupt-parent = <&gpio2>;
+ #interrupt-cells = <2>;
+ interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt
index a9b105ac00a8..2661775a3825 100644
--- a/Documentation/devicetree/bindings/mfd/mt6397.txt
+++ b/Documentation/devicetree/bindings/mfd/mt6397.txt
@@ -18,24 +18,30 @@ See the following for pwarp node definitions:
This document describes the binding for MFD device and its sub module.
Required properties:
-compatible: "mediatek,mt6397" or "mediatek,mt6323"
+compatible:
+ "mediatek,mt6323" for PMIC MT6323
+ "mediatek,mt6358" for PMIC MT6358
+ "mediatek,mt6397" for PMIC MT6397
Optional subnodes:
- rtc
Required properties: Should be one of follows
- compatible: "mediatek,mt6323-rtc"
+ - compatible: "mediatek,mt6358-rtc"
- compatible: "mediatek,mt6397-rtc"
For details, see ../rtc/rtc-mt6397.txt
- regulators
Required properties:
- - compatible: "mediatek,mt6397-regulator"
- see ../regulator/mt6397-regulator.txt
- compatible: "mediatek,mt6323-regulator"
see ../regulator/mt6323-regulator.txt
+ - compatible: "mediatek,mt6358-regulator"
+ see ../regulator/mt6358-regulator.txt
+ - compatible: "mediatek,mt6397-regulator"
+ see ../regulator/mt6397-regulator.txt
- codec
Required properties:
- - compatible: "mediatek,mt6397-codec"
+ - compatible: "mediatek,mt6397-codec" or "mediatek,mt6358-sound"
- clk
Required properties:
- compatible: "mediatek,mt6397-clk"
@@ -54,6 +60,11 @@ Optional subnodes:
- compatible: "mediatek,mt6323-pwrc"
For details, see ../power/reset/mt6323-poweroff.txt
+- pin-controller
+ Required properties:
+ - compatible: "mediatek,mt6397-pinctrl"
+ For details, see ../pinctrl/pinctrl-mt65xx.txt
+
Example:
pwrap: pwrap@1000f000 {
compatible = "mediatek,mt8135-pwrap";