diff options
Diffstat (limited to 'Documentation')
8 files changed, 21 insertions, 9 deletions
diff --git a/Documentation/ABI/stable/sysfs-driver-aspeed-vuart b/Documentation/ABI/stable/sysfs-driver-aspeed-vuart index 8062953ce77b..950cafc9443a 100644 --- a/Documentation/ABI/stable/sysfs-driver-aspeed-vuart +++ b/Documentation/ABI/stable/sysfs-driver-aspeed-vuart @@ -6,10 +6,19 @@ Description: Configures which IO port the host side of the UART Users: OpenBMC. Proposed changes should be mailed to openbmc@lists.ozlabs.org -What: /sys/bus/platform/drivers/aspeed-vuart*/sirq +What: /sys/bus/platform/drivers/aspeed-vuart/*/sirq Date: April 2017 Contact: Jeremy Kerr <jk@ozlabs.org> Description: Configures which interrupt number the host side of the UART will appear on the host <-> BMC LPC bus. Users: OpenBMC. Proposed changes should be mailed to openbmc@lists.ozlabs.org + +What: /sys/bus/platform/drivers/aspeed-vuart/*/sirq_polarity +Date: July 2019 +Contact: Oskar Senft <osk@google.com> +Description: Configures the polarity of the serial interrupt to the + host via the BMC LPC bus. + Set to 0 for active-low or 1 for active-high. +Users: OpenBMC. Proposed changes should be mailed to + openbmc@lists.ozlabs.org diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 4f34799e0576..5a92d89a1bd4 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -1097,7 +1097,7 @@ mapped with the correct attributes. linflex,<addr> - Use early console provided by Freescale LinFlex UART + Use early console provided by Freescale LINFlexD UART serial driver for NXP S32V234 SoCs. A valid base address must be provided, and the serial port must already be setup and configured. diff --git a/Documentation/devicetree/bindings/serial/8250.txt b/Documentation/devicetree/bindings/serial/8250.txt index 20d351f268ef..55700f20f6ee 100644 --- a/Documentation/devicetree/bindings/serial/8250.txt +++ b/Documentation/devicetree/bindings/serial/8250.txt @@ -56,6 +56,11 @@ Optional properties: - {rts,cts,dtr,dsr,rng,dcd}-gpios: specify a GPIO for RTS/CTS/DTR/DSR/RI/DCD line respectively. It will use specified GPIO instead of the peripheral function pin for the UART feature. If unsure, don't specify this property. +- aspeed,sirq-polarity-sense: Only applicable to aspeed,ast2500-vuart. + phandle to aspeed,ast2500-scu compatible syscon alongside register offset + and bit number to identify how the SIRQ polarity should be configured. + One possible data source is the LPC/eSPI mode bit. + Example: aspeed,sirq-polarity-sense = <&syscon 0x70 25> Note: * fsl,ns16550: diff --git a/Documentation/devicetree/bindings/serial/fsl-lpuart.txt b/Documentation/devicetree/bindings/serial/fsl-lpuart.txt index 3495eee81d53..f5f5ab0fd14e 100644 --- a/Documentation/devicetree/bindings/serial/fsl-lpuart.txt +++ b/Documentation/devicetree/bindings/serial/fsl-lpuart.txt @@ -21,8 +21,7 @@ Required properties: Optional properties: - dmas: A list of two dma specifiers, one for each entry in dma-names. - dma-names: should contain "tx" and "rx". -- rs485-rts-delay, rs485-rts-active-low, rs485-rx-during-tx, - linux,rs485-enabled-at-boot-time: see rs485.txt +- rs485-rts-active-low, linux,rs485-enabled-at-boot-time: see rs485.txt Note: Optional properties for DMA support. Write them both or both not. diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt index b143d9a21b2d..a5edf4b70c7a 100644 --- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt @@ -54,8 +54,10 @@ Required properties: - "renesas,hscif-r8a7794" for R8A7794 (R-Car E2) HSCIF compatible UART. - "renesas,scif-r8a7795" for R8A7795 (R-Car H3) SCIF compatible UART. - "renesas,hscif-r8a7795" for R8A7795 (R-Car H3) HSCIF compatible UART. - - "renesas,scif-r8a7796" for R8A7796 (R-Car M3-W) SCIF compatible UART. - - "renesas,hscif-r8a7796" for R8A7796 (R-Car M3-W) HSCIF compatible UART. + - "renesas,scif-r8a7796" for R8A77960 (R-Car M3-W) SCIF compatible UART. + - "renesas,hscif-r8a7796" for R8A77960 (R-Car M3-W) HSCIF compatible UART. + - "renesas,scif-r8a77961" for R8A77961 (R-Car M3-W+) SCIF compatible UART. + - "renesas,hscif-r8a77961" for R8A77961 (R-Car M3-W+) HSCIF compatible UART. - "renesas,scif-r8a77965" for R8A77965 (R-Car M3-N) SCIF compatible UART. - "renesas,hscif-r8a77965" for R8A77965 (R-Car M3-N) HSCIF compatible UART. - "renesas,scif-r8a77970" for R8A77970 (R-Car V3M) SCIF compatible UART. diff --git a/Documentation/process/magic-number.rst b/Documentation/process/magic-number.rst index 547bbf28e615..eee9b44553b3 100644 --- a/Documentation/process/magic-number.rst +++ b/Documentation/process/magic-number.rst @@ -81,7 +81,6 @@ FF_MAGIC 0x4646 fc_info ``drivers/net/ip ISICOM_MAGIC 0x4d54 isi_port ``include/linux/isicom.h`` PTY_MAGIC 0x5001 ``drivers/char/pty.c`` PPP_MAGIC 0x5002 ppp ``include/linux/if_pppvar.h`` -SERIAL_MAGIC 0x5301 async_struct ``include/linux/serial.h`` SSTATE_MAGIC 0x5302 serial_state ``include/linux/serial.h`` SLIP_MAGIC 0x5302 slip ``drivers/net/slip.h`` STRIP_MAGIC 0x5303 strip ``drivers/net/strip.c`` diff --git a/Documentation/translations/it_IT/process/magic-number.rst b/Documentation/translations/it_IT/process/magic-number.rst index ed1121d0ba84..783e0de314a0 100644 --- a/Documentation/translations/it_IT/process/magic-number.rst +++ b/Documentation/translations/it_IT/process/magic-number.rst @@ -87,7 +87,6 @@ FF_MAGIC 0x4646 fc_info ``drivers/net/ip ISICOM_MAGIC 0x4d54 isi_port ``include/linux/isicom.h`` PTY_MAGIC 0x5001 ``drivers/char/pty.c`` PPP_MAGIC 0x5002 ppp ``include/linux/if_pppvar.h`` -SERIAL_MAGIC 0x5301 async_struct ``include/linux/serial.h`` SSTATE_MAGIC 0x5302 serial_state ``include/linux/serial.h`` SLIP_MAGIC 0x5302 slip ``drivers/net/slip.h`` STRIP_MAGIC 0x5303 strip ``drivers/net/strip.c`` diff --git a/Documentation/translations/zh_CN/process/magic-number.rst b/Documentation/translations/zh_CN/process/magic-number.rst index 15c592518194..e4c225996af0 100644 --- a/Documentation/translations/zh_CN/process/magic-number.rst +++ b/Documentation/translations/zh_CN/process/magic-number.rst @@ -70,7 +70,6 @@ FF_MAGIC 0x4646 fc_info ``drivers/net/ip ISICOM_MAGIC 0x4d54 isi_port ``include/linux/isicom.h`` PTY_MAGIC 0x5001 ``drivers/char/pty.c`` PPP_MAGIC 0x5002 ppp ``include/linux/if_pppvar.h`` -SERIAL_MAGIC 0x5301 async_struct ``include/linux/serial.h`` SSTATE_MAGIC 0x5302 serial_state ``include/linux/serial.h`` SLIP_MAGIC 0x5302 slip ``drivers/net/slip.h`` STRIP_MAGIC 0x5303 strip ``drivers/net/strip.c`` |