Message ID | 20190423162932.21428-13-changbin.du@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Delegated to: | Bjorn Helgaas |
Headers | show |
Series | Include linux ACPI/PCI/X86 docs into Sphinx TOC tree | expand |
Em Wed, 24 Apr 2019 00:28:41 +0800 Changbin Du <changbin.du@gmail.com> escreveu: > This converts the plain text documentation to reStructuredText format and > add it to Sphinx TOC tree. No essential content change. > > Signed-off-by: Changbin Du <changbin.du@gmail.com> For the conversion itself: Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> > --- > Documentation/acpi/i2c-muxes.txt | 58 ------------------ > .../firmware-guide/acpi/i2c-muxes.rst | 61 +++++++++++++++++++ > Documentation/firmware-guide/acpi/index.rst | 3 +- > 3 files changed, 63 insertions(+), 59 deletions(-) > delete mode 100644 Documentation/acpi/i2c-muxes.txt > create mode 100644 Documentation/firmware-guide/acpi/i2c-muxes.rst > > 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,,) > - } > - } > - } > - } > -} > diff --git a/Documentation/firmware-guide/acpi/i2c-muxes.rst b/Documentation/firmware-guide/acpi/i2c-muxes.rst > new file mode 100644 > index 000000000000..3a8997ccd7c4 > --- /dev/null > +++ b/Documentation/firmware-guide/acpi/i2c-muxes.rst > @@ -0,0 +1,61 @@ > +.. SPDX-License-Identifier: GPL-2.0 > + > +============== > +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,,) > + } > + } > + } > + } > + } > diff --git a/Documentation/firmware-guide/acpi/index.rst b/Documentation/firmware-guide/acpi/index.rst > index d1d069b26bbc..1c89888f6ee8 100644 > --- a/Documentation/firmware-guide/acpi/index.rst > +++ b/Documentation/firmware-guide/acpi/index.rst > @@ -12,4 +12,5 @@ ACPI Support > osi > method-customizing > DSD-properties-rules > - gpio-properties > \ No newline at end of file > + gpio-properties > + i2c-muxes Thanks, Mauro
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,,) - } - } - } - } -} diff --git a/Documentation/firmware-guide/acpi/i2c-muxes.rst b/Documentation/firmware-guide/acpi/i2c-muxes.rst new file mode 100644 index 000000000000..3a8997ccd7c4 --- /dev/null +++ b/Documentation/firmware-guide/acpi/i2c-muxes.rst @@ -0,0 +1,61 @@ +.. SPDX-License-Identifier: GPL-2.0 + +============== +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,,) + } + } + } + } + } diff --git a/Documentation/firmware-guide/acpi/index.rst b/Documentation/firmware-guide/acpi/index.rst index d1d069b26bbc..1c89888f6ee8 100644 --- a/Documentation/firmware-guide/acpi/index.rst +++ b/Documentation/firmware-guide/acpi/index.rst @@ -12,4 +12,5 @@ ACPI Support osi method-customizing DSD-properties-rules - gpio-properties \ No newline at end of file + gpio-properties + i2c-muxes
This converts the plain text documentation to reStructuredText format and add it to Sphinx TOC tree. No essential content change. Signed-off-by: Changbin Du <changbin.du@gmail.com> --- Documentation/acpi/i2c-muxes.txt | 58 ------------------ .../firmware-guide/acpi/i2c-muxes.rst | 61 +++++++++++++++++++ Documentation/firmware-guide/acpi/index.rst | 3 +- 3 files changed, 63 insertions(+), 59 deletions(-) delete mode 100644 Documentation/acpi/i2c-muxes.txt create mode 100644 Documentation/firmware-guide/acpi/i2c-muxes.rst