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| author | Changbin Du <changbin.du@gmail.com> | 2019-04-24 20:52:54 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-04-26 00:07:20 +0300 |
| commit | 572c9fa516f532d6cfd7123d7753fe52730f1c59 (patch) | |
| tree | 905366cf7b7dfc5b643cb272f1aaf621de4e5fa4 /Documentation/acpi | |
| parent | 34bf473baef086ec0e277ffb0dbddb697da9f02e (diff) | |
| download | linux-572c9fa516f532d6cfd7123d7753fe52730f1c59.tar.xz | |
Documentation: ACPI: move i2c-muxes.txt to firmware-guide/acpi and convert to reST
This converts the plain text documentation to reStructuredText format
and adds it to Sphinx TOC tree.
No essential content change.
Signed-off-by: Changbin Du <changbin.du@gmail.com>
Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation/acpi')
| -rw-r--r-- | Documentation/acpi/i2c-muxes.txt | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/Documentation/acpi/i2c-muxes.txt b/Documentation/acpi/i2c-muxes.txt deleted file mode 100644 index 9fcc4f0b885e..000000000000 --- a/Documentation/acpi/i2c-muxes.txt +++ /dev/null @@ -1,58 +0,0 @@ -ACPI I2C Muxes --------------- - -Describing an I2C device hierarchy that includes I2C muxes requires an ACPI -Device () scope per mux channel. - -Consider this topology: - -+------+ +------+ -| SMB1 |-->| MUX0 |--CH00--> i2c client A (0x50) -| | | 0x70 |--CH01--> i2c client B (0x50) -+------+ +------+ - -which corresponds to the following ASL: - -Device (SMB1) -{ - Name (_HID, ...) - Device (MUX0) - { - Name (_HID, ...) - Name (_CRS, ResourceTemplate () { - I2cSerialBus (0x70, ControllerInitiated, I2C_SPEED, - AddressingMode7Bit, "^SMB1", 0x00, - ResourceConsumer,,) - } - - Device (CH00) - { - Name (_ADR, 0) - - Device (CLIA) - { - Name (_HID, ...) - Name (_CRS, ResourceTemplate () { - I2cSerialBus (0x50, ControllerInitiated, I2C_SPEED, - AddressingMode7Bit, "^CH00", 0x00, - ResourceConsumer,,) - } - } - } - - Device (CH01) - { - Name (_ADR, 1) - - Device (CLIB) - { - Name (_HID, ...) - Name (_CRS, ResourceTemplate () { - I2cSerialBus (0x50, ControllerInitiated, I2C_SPEED, - AddressingMode7Bit, "^CH01", 0x00, - ResourceConsumer,,) - } - } - } - } -} |