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/Linux-v5.10/Documentation/devicetree/bindings/soc/qcom/
Dqcom,geni-se.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: "http://devicetree.org/schemas/soc/qcom/qcom,geni-se.yaml#"
5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
7 title: GENI Serial Engine QUP Wrapper Controller
10 - Mukesh Savaliya <msavaliy@codeaurora.org>
11 - Akash Asthana <akashast@codeaurora.org>
14 Generic Interface (GENI) based Qualcomm Universal Peripheral (QUP) wrapper
16 like UART, SPI, I2C, I3C, etc. A single QUP module can provide upto 8 Serial
17 Interfaces, using its internal Serial Engines. The GENI Serial Engine QUP
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/Linux-v5.10/drivers/soc/qcom/
Dqcom-geni-se.c1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
8 #include <linux/dma-mapping.h>
15 #include <linux/qcom-geni-se.h>
20 * Generic Interface (GENI) Serial Engine (SE) Wrapper driver is introduced
21 * to manage GENI firmware based Qualcomm Universal Peripheral (QUP) Wrapper
22 * controller. QUP Wrapper is designed to support various serial bus protocols
29 * GENI based QUP is a highly-flexible and programmable module for supporting
31 * QUP module can provide upto 8 serial interfaces, using its internal
34 * determined by the firmware loaded to the serial engine. Each SE consists
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/Linux-v5.10/Documentation/devicetree/bindings/spi/
Dqcom,spi-geni-qcom.txt1 GENI based Qualcomm Universal Peripheral (QUP) Serial Peripheral Interface (SPI)
3 The QUP v3 core is a GENI based AHB slave that provides a common data path
5 mini-core.
11 - compatible: Must contain "qcom,geni-spi".
12 - reg: Must contain SPI register location and length.
13 - interrupts: Must contain SPI controller interrupts.
14 - clock-names: Must contain "se".
15 - clocks: Serial engine core clock needed by the device.
16 - #address-cells: Must be <1> to define a chip select address on
18 - #size-cells: Must be <0>.
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/Linux-v5.10/arch/arm64/boot/dts/qcom/
Dsm8250.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
6 #include <dt-bindings/interrupt-controller/arm-gic.h>
7 #include <dt-bindings/clock/qcom,gcc-sm8250.h>
8 #include <dt-bindings/clock/qcom,gpucc-sm8250.h>
9 #include <dt-bindings/clock/qcom,rpmh.h>
10 #include <dt-bindings/interconnect/qcom,osm-l3.h>
11 #include <dt-bindings/mailbox/qcom-ipcc.h>
12 #include <dt-bindings/power/qcom-aoss-qmp.h>
13 #include <dt-bindings/power/qcom-rpmpd.h>
14 #include <dt-bindings/soc/qcom,rpmh-rsc.h>
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Dsc7180.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
8 #include <dt-bindings/clock/qcom,dispcc-sc7180.h>
9 #include <dt-bindings/clock/qcom,gcc-sc7180.h>
10 #include <dt-bindings/clock/qcom,gpucc-sc7180.h>
11 #include <dt-bindings/clock/qcom,lpasscorecc-sc7180.h>
12 #include <dt-bindings/clock/qcom,rpmh.h>
13 #include <dt-bindings/clock/qcom,videocc-sc7180.h>
14 #include <dt-bindings/interconnect/qcom,osm-l3.h>
15 #include <dt-bindings/interconnect/qcom,sc7180.h>
16 #include <dt-bindings/interrupt-controller/arm-gic.h>
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Dsdm845.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/clock/qcom,camcc-sdm845.h>
9 #include <dt-bindings/clock/qcom,dispcc-sdm845.h>
10 #include <dt-bindings/clock/qcom,gcc-sdm845.h>
11 #include <dt-bindings/clock/qcom,gpucc-sdm845.h>
12 #include <dt-bindings/clock/qcom,lpass-sdm845.h>
13 #include <dt-bindings/clock/qcom,rpmh.h>
14 #include <dt-bindings/clock/qcom,videocc-sdm845.h>
15 #include <dt-bindings/interconnect/qcom,osm-l3.h>
16 #include <dt-bindings/interconnect/qcom,sdm845.h>
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Dsm8150.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
3 * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
7 #include <dt-bindings/interrupt-controller/arm-gic.h>
8 #include <dt-bindings/power/qcom-aoss-qmp.h>
9 #include <dt-bindings/power/qcom-rpmpd.h>
10 #include <dt-bindings/soc/qcom,rpmh-rsc.h>
11 #include <dt-bindings/clock/qcom,rpmh.h>
12 #include <dt-bindings/clock/qcom,gcc-sm8150.h>
13 #include <dt-bindings/clock/qcom,gpucc-sm8150.h>
14 #include <dt-bindings/interconnect/qcom,osm-l3.h>
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/Linux-v5.10/include/linux/
Dqcom-geni-se.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
11 /* Transfer mode supported by GENI Serial Engines */
18 /* Protocols supported by GENI Serial Engines */
42 * struct geni_se - GENI Serial Engine
45 * @wrapper: Pointer to the parent QUP Wrapper core
49 * @icc_paths: Array of ICC paths for SE
51 * @has_opp_table: Specifies if the SE has an OPP table
65 /* Common SE registers */
251 /* QUP SE VERSION value for major number 2 and minor number 5 */
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/Linux-v5.10/drivers/i2c/busses/
Di2c-qcom-geni.c1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
6 #include <linux/dma-mapping.h>
15 #include <linux/qcom-geni-se.h>
76 struct geni_se se; member
97 [GP_IRQ0] = {-EIO, "Unknown I2C err GP_IRQ0"},
98 [NACK] = {-ENXIO, "NACK: slv unresponsive, check its power/reset-ln"},
99 [GP_IRQ2] = {-EIO, "Unknown I2C err GP IRQ2"},
100 [BUS_PROTO] = {-EPROTO, "Bus proto err, noisy/unepxected start/stop"},
101 [ARB_LOST] = {-EAGAIN, "Bus arbitration lost, clock line undriveable"},
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/Linux-v5.10/drivers/spi/
Dspi-geni-qcom.c1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2017-2018, The Linux foundation. All rights reserved.
12 #include <linux/qcom-geni-se.h>
16 /* SPI SE specific registers and respective register fields */
67 struct geni_se se; member
97 ret = geni_se_clk_freq_match(&mas->se, in get_spi_clk_cfg()
98 speed_hz * mas->oversampling, in get_spi_clk_cfg()
101 dev_err(mas->dev, "Failed(%d) to find src clk for %dHz\n", in get_spi_clk_cfg()
106 *clk_div = DIV_ROUND_UP(sclk_freq, mas->oversampling * speed_hz); in get_spi_clk_cfg()
107 actual_hz = sclk_freq / (mas->oversampling * *clk_div); in get_spi_clk_cfg()
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/Linux-v5.10/drivers/tty/serial/
Dqcom_geni_serial.c1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2017-2018, The Linux foundation. All rights reserved.
16 #include <linux/qcom-geni-se.h>
23 /* UART specific GENI registers */
122 struct geni_se se; member
199 struct platform_device *pdev = to_platform_device(uport->dev); in qcom_geni_serial_request_port()
202 uport->membase = devm_platform_ioremap_resource(pdev, 0); in qcom_geni_serial_request_port()
203 if (IS_ERR(uport->membase)) in qcom_geni_serial_request_port()
204 return PTR_ERR(uport->membase); in qcom_geni_serial_request_port()
205 port->se.base = uport->membase; in qcom_geni_serial_request_port()
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/Linux-v5.10/
DMAINTAINERS9 -------------------------
30 ``diff -u`` to make the patch easy to merge. Be prepared to get your
40 See Documentation/process/coding-style.rst for guidance here.
46 See Documentation/process/submitting-patches.rst for details.
57 include a Signed-off-by: line. The current version of this
59 Documentation/process/submitting-patches.rst.
70 that the bug would present a short-term risk to other users if it
76 Documentation/admin-guide/security-bugs.rst for details.
81 ---------------------------------------------------
97 W: *Web-page* with status/info
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