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/Linux-v5.15/Documentation/devicetree/bindings/display/
Dbrcm,bcm2835-vec.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/brcm,bcm2835-vec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Broadcom VC4 (VideoCore4) VEC
10 - Eric Anholt <eric@anholt.net>
15 - brcm,bcm2711-vec
16 - brcm,bcm2835-vec
28 - compatible
29 - reg
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/Linux-v5.15/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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Dbcm2835-rpi.dtsi1 #include <dt-bindings/power/raspberrypi-power.h>
5 compatible = "gpio-leds";
7 led-act {
9 default-state = "keep";
10 linux,default-trigger = "heartbeat";
16 compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
17 #address-cells = <1>;
18 #size-cells = <1>;
21 dma-ranges;
25 compatible = "raspberrypi,bcm2835-power";
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/Linux-v5.15/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-v5.15/drivers/gpu/drm/vc4/
Dvc4_vec.c1 // SPDX-License-Identifier: GPL-2.0-only
9 * The VEC encoder generates PAL or NTSC composite video output.
13 * PAL and PAL-M or NTSC and NTSC-J.
40 /* VEC Registers */
161 /* General VEC hardware state. */
178 #define VEC_READ(offset) readl(vec->regs + (offset))
179 #define VEC_WRITE(offset, val) writel(val, vec->regs + (offset))
181 /* VC4 VEC encoder KMS struct */
184 struct vc4_vec *vec; member
193 /* VC4 VEC connector KMS struct */
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Dvc4_crtc.c1 // SPDX-License-Identifier: GPL-2.0-only
22 * pixel valve chooses from the CPRMAN clocks (HSM for HDMI, VEC for
27 * output-specific clock. Since the encoders also directly consume
49 #define CRTC_WRITE(offset, val) writel(val, vc4_crtc->regs + (offset))
50 #define CRTC_READ(offset) readl(vc4_crtc->regs + (offset))
72 /* Top/base are supposed to be 4-pixel aligned, but the in vc4_crtc_get_cob_allocation()
79 return top - base + 4; in vc4_crtc_get_cob_allocation()
88 struct drm_device *dev = crtc->dev; in vc4_crtc_get_scanout_position()
91 struct vc4_crtc_state *vc4_crtc_state = to_vc4_crtc_state(crtc->state); in vc4_crtc_get_scanout_position()
108 val = HVS_READ(SCALER_DISPSTATX(vc4_crtc_state->assigned_channel)); in vc4_crtc_get_scanout_position()
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/Linux-v5.15/drivers/soc/bcm/
Draspberrypi-power.c1 // SPDX-License-Identifier: GPL-2.0
13 #include <dt-bindings/power/raspberrypi-power.h>
14 #include <soc/bcm2835/raspberrypi-firmware.h>
55 packet.domain = rpi_domain->domain; in rpi_firmware_set_power()
57 return rpi_firmware_property(rpi_domain->fw, in rpi_firmware_set_power()
58 rpi_domain->old_interface ? in rpi_firmware_set_power()
83 struct rpi_power_domain *dom = &rpi_domains->domains[xlate_index]; in rpi_common_init_power_domain()
85 dom->fw = rpi_domains->fw; in rpi_common_init_power_domain()
87 dom->base.name = name; in rpi_common_init_power_domain()
88 dom->base.power_on = rpi_domain_on; in rpi_common_init_power_domain()
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/Linux-v5.15/drivers/clk/bcm/
Dclk-bcm2835.c1 // SPDX-License-Identifier: GPL-2.0+
8 * DOC: BCM2835 CPRMAN (clock manager for the "audio" domain)
27 #include <linux/clk-provider.h>
37 #include <dt-bindings/clock/bcm2835.h>
44 # define CM_DIV_FRAC_MASK GENMASK(CM_DIV_FRAC_BITS - 1, 0)
252 # define A2W_PLL_FRAC_MASK ((1 << A2W_PLL_FRAC_BITS) - 1)
336 writel(CM_PASSWORD | val, cprman->regs + reg); in cprman_write()
341 return readl(cprman->regs + reg); in cprman_read()
354 spin_lock(&cprman->regs_lock); in bcm2835_measure_tcnt_mux()
371 dev_err(cprman->dev, "timeout waiting for OSCCOUNT\n"); in bcm2835_measure_tcnt_mux()
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