| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/leds/ |
| D | leds-bcm6358.txt | 4 In these SoCs there are Serial LEDs (LEDs connected to a 74x164 controller),
5 which can either be controlled by software (exporting the 74x164 as spi-gpio.
6 See Documentation/devicetree/bindings/gpio/gpio-74x164.txt), or
10 - compatible : should be "brcm,bcm6358-leds".
11 - #address-cells : must be 1.
12 - #size-cells : must be 0.
13 - reg : BCM6358 LED controller address and size.
16 - brcm,clk-div : SCK signal divider. Possible values are 1, 2, 4 and 8.
18 - brcm,clk-dat-low : Boolean, makes clock and data signals active low.
21 Each LED is represented as a sub-node of the brcm,bcm6358-leds device.
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| D | leds-bcm6328.txt | 5 However, on some devices there are Serial LEDs (LEDs connected to a 74x164
7 as spi-gpio. See Documentation/devicetree/bindings/gpio/gpio-74x164.txt), or
9 Some of these Serial LEDs are hardware controlled (e.g. ethernet LEDs) and
10 exporting the 74x164 as spi-gpio prevents those LEDs to be hardware
18 explained later in brcm,link-signal-sources). Even if a LED is hardware
24 - compatible : should be "brcm,bcm6328-leds".
25 - #address-cells : must be 1.
26 - #size-cells : must be 0.
27 - reg : BCM6328 LED controller address and size.
30 - brcm,serial-leds : Boolean, enables Serial LEDs.
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/leds/ |
| D | leds-bcm6358.txt | 4 In these SoCs there are Serial LEDs (LEDs connected to a 74x164 controller),
5 which can either be controlled by software (exporting the 74x164 as spi-gpio.
10 - compatible : should be "brcm,bcm6358-leds".
11 - #address-cells : must be 1.
12 - #size-cells : must be 0.
13 - reg : BCM6358 LED controller address and size.
16 - brcm,clk-div : SCK signal divider. Possible values are 1, 2, 4 and 8.
18 - brcm,clk-dat-low : Boolean, makes clock and data signals active low.
21 Each LED is represented as a sub-node of the brcm,bcm6358-leds device.
23 LED sub-node required properties:
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| D | leds-bcm6328.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-bcm6328.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Álvaro Fernández Rojas <noltari@gmail.com>
15 However, on some devices there are Serial LEDs (LEDs connected to a 74x164
17 as spi-gpio. See
20 Some of these Serial LEDs are hardware controlled (e.g. ethernet LEDs) and
21 exporting the 74x164 as spi-gpio prevents those LEDs to be hardware
29 explained later in brcm,link-signal-sources). Even if a LED is hardware
[all …]
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/gpio/ |
| D | sgpio-aspeed.txt | 2 --------------------------------------------
5 featured Serial GPIOs. Each of the Serial GPIO pins can be programmed to
7 - Support interrupt option for each input port and various interrupt
8 sensitivity option (level-high, level-low, edge-high, edge-low)
9 - Support reset tolerance option for each output port
10 - Directly connected to APB bus and its shift clock is from APB bus clock
12 - Co-work with external signal-chained TTL components (74LV165/74LV595)
16 - compatible : Should be one of
17 "aspeed,ast2400-sgpio", "aspeed,ast2500-sgpio"
18 - #gpio-cells : Should be 2, see gpio.txt
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| /kernel/linux/linux-5.10/drivers/atm/ |
| D | nicstarmac.c | 1 // SPDX-License-Identifier: GPL-2.0
20 do { int _i = 4*microsec; while (--_i > 0) { __SLOW_DOWN_IO; }} while (0)
32 /* Write Data To EEProm from SI line on rising edge of CLK */
33 /* Read Data From EEProm on falling edge of CLK */
36 #define CS_LOW 0x0000 /* Chip select low (active low) */
38 #define CLK_LOW 0x0000 /* Clock low */
39 #define SI_HIGH 0x0001 /* Serial input data high */
40 #define SI_LOW 0x0000 /* Serial input data low */
137 /* Done sending instruction - now pull data off of bit 16, MSB first */
141 for (i = 7, j = 0; i >= 0; i--) {
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| /kernel/linux/linux-6.6/drivers/atm/ |
| D | nicstarmac.c | 1 // SPDX-License-Identifier: GPL-2.0
27 /* Write Data To EEProm from SI line on rising edge of CLK */
28 /* Read Data From EEProm on falling edge of CLK */
31 #define CS_LOW 0x0000 /* Chip select low (active low) */
33 #define CLK_LOW 0x0000 /* Clock low */
34 #define SI_HIGH 0x0001 /* Serial input data high */
35 #define SI_LOW 0x0000 /* Serial input data low */
132 /* Done sending instruction - now pull data off of bit 16, MSB first */
136 for (i = 7, j = 0; i >= 0; i--) {
173 for (i = 7; i >= 0; i--) { in read_eprom_byte()
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| /kernel/linux/linux-5.10/arch/arm64/boot/dts/mediatek/ |
| D | mt7622-bananapi-bpi-r64.dts | 5 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 /dts-v1/;
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/gpio/gpio.h>
16 model = "Bananapi BPI-R64";
17 compatible = "bananapi,bpi-r64", "mediatek,mt7622";
24 stdout-path = "serial0:115200n8";
30 proc-supply = <&mt6380_vcpu_reg>;
31 sram-supply = <&mt6380_vm_reg>;
35 proc-supply = <&mt6380_vcpu_reg>;
[all …]
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| /kernel/linux/linux-6.6/arch/arm64/boot/dts/mediatek/ |
| D | mt7622-bananapi-bpi-r64.dts | 5 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 /dts-v1/;
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/leds/common.h>
17 model = "Bananapi BPI-R64";
18 chassis-type = "embedded";
19 compatible = "bananapi,bpi-r64", "mediatek,mt7622";
26 stdout-path = "serial0:115200n8";
32 proc-supply = <&mt6380_vcpu_reg>;
[all …]
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| /kernel/linux/linux-5.10/include/uapi/linux/ |
| D | tty_flags.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
29 #define ASYNCB_LOW_LATENCY 13 /* Request low latency behaviour */
33 #define ASYNCB_MAGIC_MULTIPLIER 16 /* Use special CLK or divisor */
37 * Internal flags used only by kernel (read-only)
40 * TTY_PORT_ flags in the iflags field (and not userspace-visible)
43 #define ASYNCB_INITIALIZED 31 /* Serial port was initialized */
44 #define ASYNCB_SUSPENDED 30 /* Serial port is suspended */
47 #define ASYNCB_CLOSING 27 /* Serial port is closing */
75 #define ASYNC_FLAGS ((1U << (ASYNCB_LAST_USER + 1)) - 1)
94 #define ASYNC_INTERNAL_FLAGS (~((1U << ASYNCB_FIRST_KERNEL) - 1))
|
| /kernel/linux/linux-6.6/include/uapi/linux/ |
| D | tty_flags.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
29 #define ASYNCB_LOW_LATENCY 13 /* Request low latency behaviour */
33 #define ASYNCB_MAGIC_MULTIPLIER 16 /* Use special CLK or divisor */
37 * Internal flags used only by kernel (read-only)
40 * TTY_PORT_ flags in the iflags field (and not userspace-visible)
43 #define ASYNCB_INITIALIZED 31 /* Serial port was initialized */
44 #define ASYNCB_SUSPENDED 30 /* Serial port is suspended */
47 #define ASYNCB_CLOSING 27 /* Serial port is closing */
75 #define ASYNC_FLAGS ((1U << (ASYNCB_LAST_USER + 1)) - 1)
94 #define ASYNC_INTERNAL_FLAGS (~((1U << ASYNCB_FIRST_KERNEL) - 1))
|
| /kernel/linux/linux-5.10/sound/soc/ti/ |
| D | davinci-i2s.c | 1 // SPDX-License-Identifier: GPL-2.0-only
9 * based on davinci-mcasp.c DT support
21 #include <linux/clk.h>
31 #include "edma-pcm.h"
32 #include "davinci-i2s.h"
34 #define DRV_NAME "davinci-i2s"
39 * - This driver supports the "Audio Serial Port" (ASP),
42 * - But it labels it a "Multi-channel Buffered Serial Port"
44 * backward-compatible, possibly explaining that confusion.
46 * - OMAP chips have a controller called McBSP, which is
[all …]
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| /kernel/linux/linux-6.6/sound/soc/ti/ |
| D | davinci-i2s.c | 1 // SPDX-License-Identifier: GPL-2.0-only
9 * based on davinci-mcasp.c DT support
21 #include <linux/clk.h>
31 #include "edma-pcm.h"
32 #include "davinci-i2s.h"
34 #define DRV_NAME "davinci-i2s"
39 * - This driver supports the "Audio Serial Port" (ASP),
42 * - But it labels it a "Multi-channel Buffered Serial Port"
44 * backward-compatible, possibly explaining that confusion.
46 * - OMAP chips have a controller called McBSP, which is
[all …]
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| /kernel/linux/linux-5.10/drivers/leds/ |
| D | leds-bcm6328.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for BCM6328 memory-mapped LEDs, based on leds-syscon.c
59 * struct bcm6328_led - state container for bcm6328 based LEDs
66 * @active_low: LED is active low
98 * bits [31:0] -> LEDs 8-23
99 * bits [47:32] -> LEDs 0-7
100 * bits [63:48] -> unused
105 return pin + 16; /* LEDs 0-7 (bits 47:32) */ in bcm6328_pin2shift()
107 return pin - 8; /* LEDs 8-23 (bits 31:0) */ in bcm6328_pin2shift()
115 shift = bcm6328_pin2shift(led->pin); in bcm6328_led_mode()
[all …]
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| /kernel/linux/linux-6.6/drivers/leds/ |
| D | leds-bcm6328.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for BCM6328 memory-mapped LEDs, based on leds-syscon.c
59 * struct bcm6328_led - state container for bcm6328 based LEDs
66 * @active_low: LED is active low
98 * bits [31:0] -> LEDs 8-23
99 * bits [47:32] -> LEDs 0-7
100 * bits [63:48] -> unused
105 return pin + 16; /* LEDs 0-7 (bits 47:32) */ in bcm6328_pin2shift()
107 return pin - 8; /* LEDs 8-23 (bits 31:0) */ in bcm6328_pin2shift()
115 shift = bcm6328_pin2shift(led->pin); in bcm6328_led_mode()
[all …]
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| /kernel/linux/linux-5.10/drivers/tty/serial/ |
| D | atmel_serial.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Driver for Atmel AT91 Serial ports
7 * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
15 #include <linux/serial.h>
16 #include <linux/clk.h>
23 #include <linux/dma-mapping.h>
46 * high and low thresholds
61 /* Use device name ttyAT, major 204 and minor 154-169. This is necessary if we
70 /* Use device name ttyS, major 4, minor 64-68. This is the usual serial port
111 struct clk *clk; /* uart clock */ member
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| /kernel/linux/linux-6.6/arch/m68k/atari/ |
| D | debug.c | 4 * Atari debugging and serial console stuff
6 * Assembled of parts of former atari/config.c 97-12-18 by Roman Hodek
31 .index = -1,
45 while (count--) { in atari_mfp_console_write()
64 while (count--) { in atari_scc_console_write()
81 while (count--) { in atari_midi_console_write()
91 /* This a some-seconds timeout in case no printer is connected */ in ata_par_out()
94 while ((st_mfp.par_dt_reg & 1) && --i) /* wait for BUSY == L */ in ata_par_out()
117 while (count--) { in atari_par_console_write()
158 * SCC serial ports. They're used by the debugging interface, kgdb, and the
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| /kernel/linux/linux-5.10/arch/m68k/atari/ |
| D | debug.c | 4 * Atari debugging and serial console stuff
6 * Assembled of parts of former atari/config.c 97-12-18 by Roman Hodek
31 .index = -1,
45 while (count--) { in atari_mfp_console_write()
64 while (count--) { in atari_scc_console_write()
81 while (count--) { in atari_midi_console_write()
91 /* This a some-seconds timeout in case no printer is connected */ in ata_par_out()
94 while ((st_mfp.par_dt_reg & 1) && --i) /* wait for BUSY == L */ in ata_par_out()
117 while (count--) { in atari_par_console_write()
158 * SCC serial ports. They're used by the debugging interface, kgdb, and the
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| /kernel/linux/linux-5.10/drivers/tty/serial/8250/ |
| D | 8250_dw.c | 1 // SPDX-License-Identifier: GPL-2.0+
26 #include <linux/clk.h>
46 struct clk *clk; member
47 struct clk *pclk;
73 struct dw8250_data *d = to_dw8250_data(p->private_data); in dw8250_modify_msr()
77 value |= d->msr_mask_on; in dw8250_modify_msr()
78 value &= ~d->msr_mask_off; in dw8250_modify_msr()
89 (void)p->serial_in(p, UART_RX); in dw8250_force_idle()
94 void __iomem *offset = p->membase + (UART_LCR << p->regshift); in dw8250_check_lcr()
98 while (tries--) { in dw8250_check_lcr()
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| /kernel/linux/linux-5.10/arch/microblaze/boot/dts/ |
| D | system.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * (C) Copyright 2007-2008 Xilinx, Inc.
6 * (C) Copyright 2007-2009 Michal Simek
13 * XPS project directory: Xilinx-ML505-ll_temac-sgdma-MMU-FDT-edk101
16 /dts-v1/;
18 #address-cells = <1>;
19 #size-cells = <1>;
32 stdout-path = "/plb@0/serial@84000000";
35 #address-cells = <1>;
37 #size-cells = <0>;
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| /kernel/linux/linux-6.6/arch/microblaze/boot/dts/ |
| D | system.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * (C) Copyright 2007-2008 Xilinx, Inc.
6 * (C) Copyright 2007-2009 Michal Simek
13 * XPS project directory: Xilinx-ML505-ll_temac-sgdma-MMU-FDT-edk101
16 /dts-v1/;
18 #address-cells = <1>;
19 #size-cells = <1>;
32 stdout-path = "/plb@0/serial@84000000";
35 #address-cells = <1>;
37 #size-cells = <0>;
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| /kernel/linux/linux-6.6/drivers/bluetooth/ |
| D | btmtkuart.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Bluetooth support for MediaTek serial devices
13 #include <linux/clk.h>
58 struct clk *clk; member
59 struct clk *osc;
84 ((bdev)->data->flags & BTMTKUART_FLAG_STANDALONE_HW)
86 !((bdev)->data->flags & BTMTKUART_FLAG_STANDALONE_HW)
100 hlen = sizeof(*hdr) + wmt_params->dlen; in mtk_hci_wmt_sync()
102 err = -EINVAL; in mtk_hci_wmt_sync()
108 err = -ENOMEM; in mtk_hci_wmt_sync()
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| /kernel/linux/linux-5.10/arch/arm/mach-davinci/ |
| D | board-dm355-leopard.c | 4 * Based on board-dm355-evm.c
19 #include <linux/clk.h>
22 #include <linux/platform_data/i2c-davinci.h>
23 #include <linux/platform_data/mmc-davinci.h>
24 #include <linux/platform_data/mtd-davinci.h>
25 #include <linux/platform_data/usb-davinci.h>
27 #include <asm/mach-types.h>
31 #include <mach/serial.h>
44 /* UBL (a few copies) plus U-Boot */
48 .mask_flags = MTD_WRITEABLE, /* force read-only */
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| /kernel/linux/linux-6.6/drivers/tty/serial/ |
| D | atmel_serial.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Driver for Atmel AT91 Serial ports
7 * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
16 #include <linux/serial.h>
17 #include <linux/clk.h>
18 #include <linux/clk-provider.h>
24 #include <linux/dma-mapping.h>
47 * high and low thresholds
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
[all …]
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| /kernel/linux/linux-5.10/drivers/bluetooth/ |
| D | btmtkuart.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Bluetooth support for MediaTek serial devices
13 #include <linux/clk.h>
119 struct clk *clk; member
120 struct clk *osc;
145 ((bdev)->data->flags & BTMTKUART_FLAG_STANDALONE_HW)
147 !((bdev)->data->flags & BTMTKUART_FLAG_STANDALONE_HW)
160 hlen = sizeof(*hdr) + wmt_params->dlen; in mtk_hci_wmt_sync()
162 err = -EINVAL; in mtk_hci_wmt_sync()
167 hdr->dir = 1; in mtk_hci_wmt_sync()
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