mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 12:33:41 +00:00
d774da08dc
On the Raspberry Pi 4, after a PCI reset, VL805's (a xHCI chip) firmware may either be loaded directly from an EEPROM or, if not present, by the SoC's VideCore (the SoC's co-processor). Introduce the function that informs VideCore that VL805 may need its firmware loaded. Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Signed-off-by: Matthias Brugger <mbrugger@suse.com>
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* (C) Copyright 2012,2015 Stephen Warren
|
|
*/
|
|
|
|
#ifndef _BCM2835_MSG_H
|
|
#define _BCM2835_MSG_H
|
|
|
|
/**
|
|
* bcm2835_power_on_module() - power on an SoC module
|
|
*
|
|
* @module: ID of module to power on (BCM2835_MBOX_POWER_DEVID_...)
|
|
* @return 0 if OK, -EIO on error
|
|
*/
|
|
int bcm2835_power_on_module(u32 module);
|
|
|
|
/**
|
|
* bcm2835_get_mmc_clock() - get the frequency of the MMC clock
|
|
*
|
|
* @clock_id: ID of clock to get frequency for
|
|
* @return clock frequency, or -ve on error
|
|
*/
|
|
int bcm2835_get_mmc_clock(u32 clock_id);
|
|
|
|
/**
|
|
* bcm2835_get_video_size() - get the current display size
|
|
*
|
|
* @widthp: Returns the width in pixels
|
|
* @heightp: Returns the height in pixels
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int bcm2835_get_video_size(int *widthp, int *heightp);
|
|
|
|
/**
|
|
* bcm2835_set_video_params() - set the video parameters
|
|
*
|
|
* @widthp: Video width to request (returns the actual width selected)
|
|
* @heightp: Video height to request (returns the actual height selected)
|
|
* @depth_bpp: Requested bit depth
|
|
* @pixel_order: Pixel order to use (BCM2835_MBOX_PIXEL_ORDER_...)
|
|
* @alpha_mode: Alpha transparency mode to use (BCM2835_MBOX_ALPHA_MODE_...)
|
|
* @fb_basep: Returns base address of frame buffer
|
|
* @fb_sizep: Returns size of frame buffer
|
|
* @pitchp: Returns number of bytes in each frame buffer line
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int bcm2835_set_video_params(int *widthp, int *heightp, int depth_bpp,
|
|
int pixel_order, int alpha_mode, ulong *fb_basep,
|
|
ulong *fb_sizep, int *pitchp);
|
|
|
|
/**
|
|
* bcm2711_load_vl805_firmware() - get vl805's firmware loaded
|
|
*
|
|
* @return 0 if OK, -EIO on error
|
|
*/
|
|
int bcm2711_notify_vl805_reset(void);
|
|
|
|
#endif
|