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-rw-r--r--Documentation/devicetree/bindings/serial/fsl-lpuart.yaml4
-rw-r--r--Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml86
-rw-r--r--Documentation/devicetree/bindings/serial/renesas,em-uart.yaml37
-rw-r--r--Documentation/devicetree/bindings/serial/renesas,hscif.yaml9
-rw-r--r--Documentation/devicetree/bindings/serial/renesas,scif.yaml2
-rw-r--r--Documentation/devicetree/bindings/serial/rs485.yaml5
-rw-r--r--Documentation/devicetree/bindings/serial/socionext,uniphier-uart.yaml5
-rw-r--r--Documentation/driver-api/index.rst1
-rw-r--r--Documentation/driver-api/serial/driver.rst2
-rw-r--r--Documentation/driver-api/serial/index.rst2
-rw-r--r--Documentation/driver-api/serial/n_gsm.rst159
-rw-r--r--Documentation/driver-api/tty/index.rst (renamed from Documentation/tty/index.rst)22
-rw-r--r--Documentation/driver-api/tty/moxa-smartio.rst (renamed from Documentation/driver-api/serial/moxa-smartio.rst)0
-rw-r--r--Documentation/driver-api/tty/n_gsm.rst153
-rw-r--r--Documentation/driver-api/tty/n_tty.rst (renamed from Documentation/tty/n_tty.rst)0
-rw-r--r--Documentation/driver-api/tty/tty_buffer.rst (renamed from Documentation/tty/tty_buffer.rst)0
-rw-r--r--Documentation/driver-api/tty/tty_driver.rst (renamed from Documentation/tty/tty_driver.rst)0
-rw-r--r--Documentation/driver-api/tty/tty_internals.rst (renamed from Documentation/tty/tty_internals.rst)0
-rw-r--r--Documentation/driver-api/tty/tty_ldisc.rst (renamed from Documentation/tty/tty_ldisc.rst)0
-rw-r--r--Documentation/driver-api/tty/tty_port.rst (renamed from Documentation/tty/tty_port.rst)0
-rw-r--r--Documentation/driver-api/tty/tty_struct.rst (renamed from Documentation/tty/tty_struct.rst)0
-rw-r--r--Documentation/firmware-guide/acpi/enumeration.rst25
-rw-r--r--Documentation/index.rst1
-rw-r--r--Documentation/misc-devices/index.rst1
-rw-r--r--Documentation/misc-devices/oxsemi-tornado.rst131
-rw-r--r--MAINTAINERS2
-rw-r--r--arch/alpha/include/uapi/asm/termbits.h214
-rw-r--r--arch/mips/include/uapi/asm/termbits.h249
-rw-r--r--arch/parisc/include/uapi/asm/termbits.h241
-rw-r--r--arch/powerpc/include/uapi/asm/termbits.h182
-rw-r--r--arch/sparc/include/uapi/asm/termbits.h223
-rw-r--r--drivers/char/Kconfig3
-rw-r--r--drivers/char/pcmcia/synclink_cs.c8
-rw-r--r--drivers/char/ttyprintk.c16
-rw-r--r--drivers/tty/amiserial.c2
-rw-r--r--drivers/tty/goldfish.c2
-rw-r--r--drivers/tty/hvc/Kconfig19
-rw-r--r--drivers/tty/hvc/hvc_dcc.c194
-rw-r--r--drivers/tty/hvc/hvc_opal.c6
-rw-r--r--drivers/tty/hvc/hvc_vio.c2
-rw-r--r--drivers/tty/hvc/hvcs.c5
-rw-r--r--drivers/tty/hvc/hvsi.c2
-rw-r--r--drivers/tty/mxser.c5
-rw-r--r--drivers/tty/n_gsm.c37
-rw-r--r--drivers/tty/n_tty.c73
-rw-r--r--drivers/tty/serial/8250/8250.h41
-rw-r--r--drivers/tty/serial/8250/8250_aspeed_vuart.c2
-rw-r--r--drivers/tty/serial/8250/8250_core.c1
-rw-r--r--drivers/tty/serial/8250/8250_dma.c7
-rw-r--r--drivers/tty/serial/8250/8250_dw.c229
-rw-r--r--drivers/tty/serial/8250/8250_dwlib.c116
-rw-r--r--drivers/tty/serial/8250/8250_dwlib.h51
-rw-r--r--drivers/tty/serial/8250/8250_fintek.c8
-rw-r--r--drivers/tty/serial/8250/8250_mtk.c7
-rw-r--r--drivers/tty/serial/8250/8250_of.c2
-rw-r--r--drivers/tty/serial/8250/8250_pci.c480
-rw-r--r--drivers/tty/serial/8250/8250_port.c140
-rw-r--r--drivers/tty/serial/8250/8250_pxa.c1
-rw-r--r--drivers/tty/serial/8250/Kconfig2
-rw-r--r--drivers/tty/serial/Kconfig9
-rw-r--r--drivers/tty/serial/altera_jtaguart.c6
-rw-r--r--drivers/tty/serial/amba-pl011.c48
-rw-r--r--drivers/tty/serial/amba-pl011.h35
-rw-r--r--drivers/tty/serial/atmel_serial.c4
-rw-r--r--drivers/tty/serial/cpm_uart/cpm_uart.h2
-rw-r--r--drivers/tty/serial/cpm_uart/cpm_uart_core.c2
-rw-r--r--drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c1
-rw-r--r--drivers/tty/serial/digicolor-usart.c2
-rw-r--r--drivers/tty/serial/fsl_lpuart.c66
-rw-r--r--drivers/tty/serial/icom.c538
-rw-r--r--drivers/tty/serial/icom.h274
-rw-r--r--drivers/tty/serial/imx.c2
-rw-r--r--drivers/tty/serial/jsm/jsm_cls.c8
-rw-r--r--drivers/tty/serial/jsm/jsm_neo.c8
-rw-r--r--drivers/tty/serial/max310x.c1
-rw-r--r--drivers/tty/serial/men_z135_uart.c1
-rw-r--r--drivers/tty/serial/meson_uart.c40
-rw-r--r--drivers/tty/serial/mpc52xx_uart.c5
-rw-r--r--drivers/tty/serial/msm_serial.c5
-rw-r--r--drivers/tty/serial/omap-serial.c13
-rw-r--r--drivers/tty/serial/owl-uart.c7
-rw-r--r--drivers/tty/serial/pch_uart.c77
-rw-r--r--drivers/tty/serial/pic32_uart.c159
-rw-r--r--drivers/tty/serial/pic32_uart.h125
-rw-r--r--drivers/tty/serial/pmac_zilog.c69
-rw-r--r--drivers/tty/serial/pmac_zilog.h11
-rw-r--r--drivers/tty/serial/qcom_geni_serial.c58
-rw-r--r--drivers/tty/serial/rda-uart.c2
-rw-r--r--drivers/tty/serial/sa1100.c4
-rw-r--r--drivers/tty/serial/samsung_tty.c13
-rw-r--r--drivers/tty/serial/sc16is7xx.c10
-rw-r--r--drivers/tty/serial/serial_core.c89
-rw-r--r--drivers/tty/serial/serial_txx9.c2
-rw-r--r--drivers/tty/serial/sh-sci.c6
-rw-r--r--drivers/tty/serial/sifive.c20
-rw-r--r--drivers/tty/serial/st-asc.c4
-rw-r--r--drivers/tty/serial/stm32-usart.c225
-rw-r--r--drivers/tty/serial/stm32-usart.h3
-rw-r--r--drivers/tty/serial/sunplus-uart.c2
-rw-r--r--drivers/tty/serial/sunsu.c2
-rw-r--r--drivers/tty/serial/uartlite.c3
-rw-r--r--drivers/tty/serial/xilinx_uartps.c46
-rw-r--r--drivers/tty/serial/zs.c2
-rw-r--r--drivers/tty/synclink_gt.c2
-rw-r--r--drivers/tty/sysrq.c27
-rw-r--r--drivers/tty/tty_baudrate.c35
-rw-r--r--drivers/tty/tty_ioctl.c2
-rw-r--r--drivers/usb/class/cdc-acm.h8
-rw-r--r--drivers/usb/serial/ark3116.c3
-rw-r--r--drivers/usb/serial/whiteheat.c4
-rw-r--r--include/linux/serial_core.h1
-rw-r--r--include/linux/serial_s3c.h3
-rw-r--r--include/uapi/asm-generic/termbits-common.h65
-rw-r--r--include/uapi/asm-generic/termbits.h239
114 files changed, 3164 insertions, 2451 deletions
diff --git a/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml b/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
index ff364bd0fbac..30eaa62e1aed 100644
--- a/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
+++ b/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
@@ -23,7 +23,9 @@ properties:
- fsl,imx8qxp-lpuart
- fsl,imxrt1050-lpuart
- items:
- - const: fsl,imx8ulp-lpuart
+ - enum:
+ - fsl,imx93-lpuart
+ - fsl,imx8ulp-lpuart
- const: fsl,imx7ulp-lpuart
- items:
- enum:
diff --git a/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml b/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml
new file mode 100644
index 000000000000..05a6999808d1
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml
@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/serial/qcom,serial-geni-qcom.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm Geni based QUP UART interface
+
+maintainers:
+ - Andy Gross <agross@kernel.org>
+ - Bjorn Andersson <bjorn.andersson@linaro.org>
+
+allOf:
+ - $ref: /schemas/serial/serial.yaml#
+
+properties:
+ compatible:
+ enum:
+ - qcom,geni-uart
+ - qcom,geni-debug-uart
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: se
+
+ interconnects:
+ maxItems: 2
+
+ interconnect-names:
+ items:
+ - const: qup-core
+ - const: qup-config
+
+ interrupts:
+ minItems: 1
+ items:
+ - description: UART core irq
+ - description: Wakeup irq (RX GPIO)
+
+ operating-points-v2: true
+
+ pinctrl-0: true
+ pinctrl-1: true
+
+ pinctrl-names:
+ minItems: 1
+ items:
+ - const: default
+ - const: sleep
+
+ power-domains:
+ maxItems: 1
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - clocks
+ - clock-names
+ - interrupts
+ - reg
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/qcom,gcc-sc7180.h>
+ #include <dt-bindings/interconnect/qcom,sc7180.h>
+
+ serial@a88000 {
+ compatible = "qcom,geni-uart";
+ reg = <0xa88000 0x7000>;
+ interrupts = <GIC_SPI 355 IRQ_TYPE_LEVEL_HIGH>;
+ clock-names = "se";
+ clocks = <&gcc GCC_QUPV3_WRAP0_S0_CLK>;
+ pinctrl-0 = <&qup_uart0_default>;
+ pinctrl-names = "default";
+ interconnects = <&qup_virt MASTER_QUP_CORE_0 0 &qup_virt SLAVE_QUP_CORE_0 0>,
+ <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_QUP_0 0>;
+ interconnect-names = "qup-core", "qup-config";
+ };
+...
diff --git a/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml b/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml
index e98ec48fee46..b25aca733b72 100644
--- a/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml
@@ -9,12 +9,16 @@ title: Renesas EMMA Mobile UART Interface
maintainers:
- Magnus Damm <magnus.damm@gmail.com>
-allOf:
- - $ref: serial.yaml#
-
properties:
compatible:
- const: renesas,em-uart
+ oneOf:
+ - items:
+ - enum:
+ - renesas,r9a09g011-uart # RZ/V2M
+ - const: renesas,em-uart # generic EMMA Mobile compatible UART
+
+ - items:
+ - const: renesas,em-uart # generic EMMA Mobile compatible UART
reg:
maxItems: 1
@@ -23,10 +27,31 @@ properties:
maxItems: 1
clocks:
- maxItems: 1
+ minItems: 1
+ items:
+ - description: UART functional clock
+ - description: Internal clock to access the registers
clock-names:
- const: sclk
+ minItems: 1
+ items:
+ - const: sclk
+ - const: pclk
+
+allOf:
+ - $ref: serial.yaml#
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: renesas,r9a09g011-uart
+ then:
+ properties:
+ clocks:
+ minItems: 2
+ clock-names:
+ minItems: 2
required:
- compatible
diff --git a/Documentation/devicetree/bindings/serial/renesas,hscif.yaml b/Documentation/devicetree/bindings/serial/renesas,hscif.yaml
index ee9804cd49bb..87180d95cd4c 100644
--- a/Documentation/devicetree/bindings/serial/renesas,hscif.yaml
+++ b/Documentation/devicetree/bindings/serial/renesas,hscif.yaml
@@ -51,10 +51,16 @@ properties:
- renesas