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/linux-6.14.4/Documentation/devicetree/bindings/serial/
Datmel,at91-usart.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/serial/atmel,at91-usart.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Atmel Universal Synchronous Asynchronous Receiver/Transmitter (USART)
11 - Richard Genoud <[email protected]>
16 - enum:
17 - atmel,at91rm9200-usart
18 - atmel,at91sam9260-usart
19 - items:
[all …]
/linux-6.14.4/arch/arm/boot/dts/microchip/
Dsam9x7.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * sam9x7.dtsi - Device Tree Include file for Microchip SAM9X7 SoC family
10 #include <dt-bindings/clock/at91.h>
11 #include <dt-bindings/dma/at91.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interrupt-controller/arm-gic.h>
14 #include <dt-bindings/interrupt-controller/irq.h>
15 #include <dt-bindings/mfd/at91-usart.h>
16 #include <dt-bindings/mfd/atmel-flexcom.h>
17 #include <dt-bindings/pinctrl/at91.h>
[all …]
Dsama5d3_uart.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * sama5d3_uart.dtsi - Device Tree Include file for SAMA5D3 SoC with
9 #include <dt-bindings/pinctrl/at91.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/clock/at91.h>
12 #include <dt-bindings/mfd/at91-usart.h>
24 pinctrl_uart0: uart0-0 {
32 pinctrl_uart1: uart1-0 {
41 compatible = "atmel,at91sam9260-usart";
43 atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
[all …]
Dsam9x60.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * sam9x60.dtsi - Device Tree Include file for Microchip SAM9X60 SoC
10 #include <dt-bindings/dma/at91.h>
11 #include <dt-bindings/pinctrl/at91.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/clock/at91.h>
15 #include <dt-bindings/mfd/at91-usart.h>
16 #include <dt-bindings/mfd/atmel-flexcom.h>
19 #address-cells = <1>;
[all …]
Dat91sam9260.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91sam9260.dtsi - Device Tree Include file for AT91SAM9260 family SoC
7 * 2011 Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
10 #include <dt-bindings/pinctrl/at91.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/clock/at91.h>
14 #include <dt-bindings/mfd/at91-usart.h>
17 #address-cells = <1>;
18 #size-cells = <1>;
[all …]
Dsama5d2.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * sama5d2.dtsi - Device Tree Include file for SAMA5D2 family SoC
9 #include <dt-bindings/dma/at91.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/clock/at91.h>
12 #include <dt-bindings/mfd/at91-usart.h>
13 #include <dt-bindings/iio/adc/at91-sama5d2_adc.h>
16 #address-cells = <1>;
17 #size-cells = <1>;
20 interrupt-parent = <&aic>;
[all …]
Dat91rm9200.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91rm9200.dtsi - Device Tree Include file for AT91RM9200 family SoC
12 #include <dt-bindings/pinctrl/at91.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/clock/at91.h>
16 #include <dt-bindings/mfd/at91-usart.h>
19 #address-cells = <1>;
20 #size-cells = <1>;
23 interrupt-parent = <&aic>;
[all …]
Dat91sam9x5_usart3.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * at91sam9x5_usart3.dtsi - Device Tree Include file for AT91SAM9x5 SoC with
4 * 4 USART.
9 #include <dt-bindings/pinctrl/at91.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/mfd/at91-usart.h>
22 pinctrl_usart3: usart3-0 {
28 pinctrl_usart3_rts: usart3_rts-0 {
33 pinctrl_usart3_cts: usart3_cts-0 {
38 pinctrl_usart3_sck: usart3_sck-0 {
[all …]
Dat91sam9x5.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91sam9x5.dtsi - Device Tree Include file for AT91SAM9x5 family SoC
11 #include <dt-bindings/dma/at91.h>
12 #include <dt-bindings/pinctrl/at91.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/clock/at91.h>
16 #include <dt-bindings/mfd/at91-usart.h>
19 #address-cells = <1>;
20 #size-cells = <1>;
[all …]
Dat91sam9rl.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91sam9rl.dtsi - Device Tree Include file for AT91SAM9RL family SoC
6 * Alexandre Belloni <alexandre.belloni@free-electrons.com>
9 #include <dt-bindings/pinctrl/at91.h>
10 #include <dt-bindings/clock/at91.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/pwm/pwm.h>
14 #include <dt-bindings/mfd/at91-usart.h>
17 #address-cells = <1>;
[all …]
Dat91sam9n12.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91sam9n12.dtsi - Device Tree include file for AT91SAM9N12 SoC
9 #include <dt-bindings/dma/at91.h>
10 #include <dt-bindings/pinctrl/at91.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/clock/at91.h>
14 #include <dt-bindings/mfd/at91-usart.h>
17 #address-cells = <1>;
18 #size-cells = <1>;
[all …]
Dat91sam9261.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * at91sam9261.dtsi - Device Tree Include file for AT91SAM9261 SoC
5 * Copyright (C) 2013 Jean-Jacques Hiblot <[email protected]>
8 #include <dt-bindings/pinctrl/at91.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/clock/at91.h>
12 #include <dt-bindings/mfd/at91-usart.h>
15 #address-cells = <1>;
16 #size-cells = <1>;
[all …]
Dsama5d4.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * sama5d4.dtsi - Device Tree Include file for SAMA5D4 family SoC
9 #include <dt-bindings/clock/at91.h>
10 #include <dt-bindings/dma/at91.h>
11 #include <dt-bindings/mfd/at91-usart.h>
12 #include <dt-bindings/pinctrl/at91.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/gpio/gpio.h>
17 #address-cells = <1>;
18 #size-cells = <1>;
[all …]
Dsama5d3.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * sama5d3.dtsi - Device Tree Include file for SAMA5D3 family SoC
10 #include <dt-bindings/dma/at91.h>
11 #include <dt-bindings/pinctrl/at91.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/clock/at91.h>
15 #include <dt-bindings/mfd/at91-usart.h>
18 #address-cells = <1>;
19 #size-cells = <1>;
[all …]
Dsama7d65.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * sama7d65.dtsi - Device Tree Include file for SAMA7D65 SoC
11 #include <dt-bindings/clock/at91.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interrupt-controller/arm-gic.h>
14 #include <dt-bindings/interrupt-controller/irq.h>
15 #include <dt-bindings/mfd/at91-usart.h>
20 #address-cells = <1>;
21 #size-cells = <1>;
22 interrupt-parent = <&gic>;
[all …]
Dat91sam9g45.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91sam9g45.dtsi - Device Tree Include file for AT91SAM9G45 family SoC
11 #include <dt-bindings/dma/at91.h>
12 #include <dt-bindings/pinctrl/at91.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/clock/at91.h>
16 #include <dt-bindings/mfd/at91-usart.h>
19 #address-cells = <1>;
20 #size-cells = <1>;
[all …]
Dat91sam9263.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * at91sam9263.dtsi - Device Tree Include file for AT91SAM9263 family SoC
5 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
8 #include <dt-bindings/pinctrl/at91.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/clock/at91.h>
12 #include <dt-bindings/mfd/at91-usart.h>
15 #address-cells = <1>;
16 #size-cells = <1>;
[all …]
Dsama7g5.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * sama7g5.dtsi - Device Tree Include file for SAMA7G5 family SoC
12 #include <dt-bindings/iio/adc/at91-sama5d2_adc.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/interrupt-controller/arm-gic.h>
15 #include <dt-bindings/clock/at91.h>
16 #include <dt-bindings/dma/at91.h>
17 #include <dt-bindings/gpio/gpio.h>
18 #include <dt-bindings/mfd/at91-usart.h>
19 #include <dt-bindings/nvmem/microchip,sama7g5-otpc.h>
[all …]
Dat91-ariag25.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91-ariag25.dts - Device Tree file for Acme Systems Aria G25 (AT91SAM9G25 based)
8 /dts-v1/;
32 clock-frequency = <32768>;
36 clock-frequency = <12000000>;
41 compatible = "gpio-leds";
47 linux,default-trigger = "heartbeat";
53 compatible = "w1-gpio";
55 pinctrl-names = "default";
56 pinctrl-0 = <&pinctrl_w1_0>;
[all …]
/linux-6.14.4/drivers/mfd/
Dat91-usart.c1 // SPDX-License-Identifier: GPL-2.0
3 * Driver for AT91 USART
11 #include <dt-bindings/mfd/at91-usart.h>
29 device_property_read_u32(&pdev->dev, "atmel,usart-mode", &opmode); in at91_usart_mode_probe()
39 dev_err(&pdev->dev, "atmel,usart-mode has an invalid value %u\n", in at91_usart_mode_probe()
41 return -EINVAL; in at91_usart_mode_probe()
44 return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, cell, 1, in at91_usart_mode_probe()
49 { .compatible = "atmel,at91rm9200-usart" },
50 { .compatible = "atmel,at91sam9260-usart" },
67 MODULE_DESCRIPTION("AT91 USART MFD driver");
/linux-6.14.4/Documentation/devicetree/bindings/mfd/
Datmel,sama5d2-flexcom.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/atmel,sama5d2-flexcom.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Kavyasree Kotagiri <[email protected]>
14 an I2C controller and an USART. Only one function can be used at a
20 - const: atmel,sama5d2-flexcom
21 - items:
22 - const: microchip,sam9x7-flexcom
23 - const: atmel,sama5d2-flexcom
[all …]
/linux-6.14.4/drivers/tty/serial/
Datmel_serial.c1 // SPDX-License-Identifier: GPL-2.0+
18 #include <linux/clk-provider.h>
24 #include <linux/dma-mapping.h>
62 /* Use device name ttyAT, major 204 and minor 154-169. This is necessary if we
71 /* Use device name ttyS, major 4, minor 64-68. This is the usual serial port
96 * can contain up to 1024 characters in PIO mode and up to 4096 characters in
97 * DMA mode.
167 bool hd_start_rx; /* can start RX during half-duplex operation */
197 { .compatible = "atmel,at91rm9200-usart-serial" },
210 return __raw_readl(port->membase + reg); in atmel_uart_readl()
[all …]
Datmel_serial.h1 /* SPDX-License-Identifier: GPL-2.0+ */
8 * USART registers.
27 #define ATMEL_US_STTTO BIT(11) /* Start Time-out */
31 #define ATMEL_US_RETTO BIT(15) /* Rearm Time-out */
42 #define ATMEL_US_MR 0x04 /* Mode Register */
43 #define ATMEL_US_USMODE GENMASK(3, 0) /* Mode of the USART */
62 #define ATMEL_US_SYNC BIT(8) /* Synchronous Mode Select */
75 #define ATMEL_US_CHMODE GENMASK(15, 14) /* Channel Mode */
81 #define ATMEL_US_MODE9 BIT(17) /* 9-bit Character Length */
83 #define ATMEL_US_OVER BIT(19) /* Oversampling Mode */
[all …]
/linux-6.14.4/drivers/spi/
Dspi-at91-usart.c1 // SPDX-License-Identifier: GPL-2.0
3 // Driver for AT91 USART Controllers as SPI
12 #include <linux/dma-direction.h>
69 readl_relaxed((port)->regs + US_##reg)
71 writel_relaxed((value), (port)->regs + US_##reg)
74 readb_relaxed((port)->regs + US_##reg)
76 writeb_relaxed((value), (port)->regs + US_##reg)
109 aus->current_rx_remaining_bytes = 0; in dma_callback()
110 complete(&aus->xfer_completion); in dma_callback()
119 return aus->use_dma && xfer->len >= US_DMA_MIN_BYTES; in at91_usart_spi_can_dma()
[all …]
/linux-6.14.4/Documentation/devicetree/bindings/dma/stm32/
Dst,stm32-dma.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/dma/stm32/st,stm32-dma.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 The STM32 DMA is a general-purpose direct memory access controller capable of
13 described in the dma.txt file, using a four-cell specifier for each
19 -bit 9: Peripheral Increment Address
22 -bit 10: Memory Increment Address
25 -bit 15: Peripheral Increment Offset Size
27 0x1: offset size is fixed to 4 (32-bit alignment)
[all …]

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