1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * (C) Copyright 2012,2015 Stephen Warren
10 * bcm2835_power_on_module() - power on an SoC module
12 * @module: ID of module to power on (BCM2835_MBOX_POWER_DEVID_...)
13 * Return: 0 if OK, -EIO on error
15 int bcm2835_power_on_module(u32 module);
18 * bcm2835_get_mmc_clock() - get the frequency of the MMC clock
20 * @clock_id: ID of clock to get frequency for
21 * Return: clock frequency, or -ve on error
23 int bcm2835_get_mmc_clock(u32 clock_id);
26 * bcm2835_set_sdhost_clock() - determine if firmware controls sdhost cdiv
28 * @rate_hz: Input clock frequency
29 * @rate_1: Returns a clock frequency
30 * @rate_2: Returns a clock frequency
31 * @return 0 of OK, -EIO on error
33 int bcm2835_set_sdhost_clock(u32 rate_hz, u32 *rate_1, u32 *rate_2);
36 * bcm2835_get_video_size() - get the current display size
38 * @widthp: Returns the width in pixels
39 * @heightp: Returns the height in pixels
40 * Return: 0 if OK, -ve on error
42 int bcm2835_get_video_size(int *widthp, int *heightp);
45 * bcm2835_set_video_params() - set the video parameters
47 * @widthp: Video width to request (returns the actual width selected)
48 * @heightp: Video height to request (returns the actual height selected)
49 * @depth_bpp: Requested bit depth
50 * @pixel_order: Pixel order to use (BCM2835_MBOX_PIXEL_ORDER_...)
51 * @alpha_mode: Alpha transparency mode to use (BCM2835_MBOX_ALPHA_MODE_...)
52 * @fb_basep: Returns base address of frame buffer
53 * @fb_sizep: Returns size of frame buffer
54 * @pitchp: Returns number of bytes in each frame buffer line
55 * Return: 0 if OK, -ve on error
57 int bcm2835_set_video_params(int *widthp, int *heightp, int depth_bpp,
58 int pixel_order, int alpha_mode, ulong *fb_basep,
59 ulong *fb_sizep, int *pitchp);
62 * bcm2711_load_vl805_firmware() - get vl805's firmware loaded
64 * Return: 0 if OK, -EIO on error
66 int bcm2711_notify_vl805_reset(void);