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/Linux-v5.10/Documentation/devicetree/bindings/rng/
Dbrcm,bcm2835.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/rng/brcm,bcm2835.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: BCM2835/6368 Random number generator
10 - Stefan Wahren <stefan.wahren@i2se.com>
11 - Florian Fainelli <f.fainelli@gmail.com>
12 - Herbert Xu <herbert@gondor.apana.org.au>
17 - brcm,bcm2835-rng
18 - brcm,bcm-nsp-rng
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/Linux-v5.10/drivers/char/hw_random/
Dbcm2835-rng.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2010-2012 Broadcom. All rights reserved.
22 /* enable rng */
31 struct hwrng rng; member
37 static inline struct bcm2835_rng_priv *to_rng_priv(struct hwrng *rng) in to_rng_priv() argument
39 return container_of(rng, struct bcm2835_rng_priv, rng); in to_rng_priv()
45 * peripheral registers for CPU-native byte order. in rng_readl()
48 return __raw_readl(priv->base + offset); in rng_readl()
50 return readl(priv->base + offset); in rng_readl()
57 __raw_writel(val, priv->base + offset); in rng_writel()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # Hardware Random Number Generator (RNG) configuration
13 module will be called rng-core. This provides a device
28 This driver provides kernel-side support for a generic Random
31 the default FPGA bitstream on the TS-7800 has such functionality.
34 module will be called timeriomem-rng.
43 This driver provides kernel-side support for the Random Number
44 Generator hardware found on Intel i8xx-based motherboards.
47 module will be called intel-rng.
56 This driver provides kernel-side support for the Random Number
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for HW Random Number Generator (RNG) device drivers.
6 obj-$(CONFIG_HW_RANDOM) += rng-core.o
7 rng-core-y := core.o
8 obj-$(CONFIG_HW_RANDOM_TIMERIOMEM) += timeriomem-rng.o
9 obj-$(CONFIG_HW_RANDOM_INTEL) += intel-rng.o
10 obj-$(CONFIG_HW_RANDOM_AMD) += amd-rng.o
11 obj-$(CONFIG_HW_RANDOM_ATMEL) += atmel-rng.o
12 obj-$(CONFIG_HW_RANDOM_BA431) += ba431-rng.o
13 obj-$(CONFIG_HW_RANDOM_GEODE) += geode-rng.o
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/Linux-v5.10/arch/arm/boot/dts/
Dbcm2835-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 * bcm2835, bcm2836 and bcm2837 implementations.
8 interrupt-parent = <&intc>;
12 compatible = "brcm,bcm2835-dma";
25 /* dma channel 11-14 share one irq */
32 interrupt-names = "dma0",
47 "dma-shared-all";
48 #dma-cells = <1>;
49 brcm,dma-channel-mask = <0x7f35>;
52 intc: interrupt-controller@7e00b200 {
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Dbcm2711.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 #include <dt-bindings/interrupt-controller/arm-gic.h>
5 #include <dt-bindings/soc/bcm2835-pm.h>
10 #address-cells = <2>;
11 #size-cells = <1>;
13 interrupt-parent = <&gicv2>;
16 compatible = "brcm,bcm2711-vc5";
20 clk_27MHz: clk-27M {
21 #clock-cells = <0>;
22 compatible = "fixed-clock";
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/Linux-v5.10/Documentation/devicetree/bindings/interrupt-controller/
Dbrcm,bcm2835-armctrl-ic.txt1 BCM2835 Top-Level ("ARMCTRL") Interrupt Controller
3 The BCM2835 contains a custom top-level interrupt controller, which supports
4 72 interrupt sources using a 2-level register scheme. The interrupt
9 interrupts, but the per-CPU interrupt controller is the root, and an
14 - compatible : should be "brcm,bcm2835-armctrl-ic" or
15 "brcm,bcm2836-armctrl-ic"
16 - reg : Specifies base physical address and size of the registers.
17 - interrupt-controller : Identifies the node as an interrupt controller
18 - #interrupt-cells : Specifies the number of cells needed to encode an
28 Additional required properties for brcm,bcm2836-armctrl-ic:
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/Linux-v5.10/drivers/tty/serial/8250/
D8250_port.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Base port operations for 8250/16550-type serial ports
255 * tx_loadsz is set to 63-bytes instead of 64-bytes to implement
256 * workaround of errata A-008006 which states that tx_loadsz should
268 .name = "Palmchip BK-3103",
335 -1, /* UART_SCR (unmapped) */
344 -1, /* UART_LSR (unmapped) */
345 -1, /* UART_MSR (unmapped) */
346 -1, /* UART_SCR (unmapped) */
356 return __raw_readl(p->membase + (offset << p->regshift)); in au_serial_in()
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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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