u-boot/drivers/pinctrl/tegra/funcmux-tegra210.c
Svyatoslav Ryhel b98bed0e9c drivers: pinctrl: tegra: incorporate existing code
Move all existing pinmux and funcmux code into a dedicated folder in
pinctrl to simplify further maintenance.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
2023-12-19 21:24:30 +02:00

40 lines
879 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2013-2015
* NVIDIA Corporation <www.nvidia.com>
*/
/* Tegra210 high-level function multiplexing */
#include <common.h>
#include <log.h>
#include <asm/arch/clock.h>
#include <asm/arch/funcmux.h>
#include <asm/arch/pinmux.h>
int funcmux_select(enum periph_id id, int config)
{
int bad_config = config != FUNCMUX_DEFAULT;
switch (id) {
/*
* Add other periph IDs here as needed.
* Note that all pinmux/pads should have already
* been set up in the board pinmux table in
* pinmux-config-<board>.h for all periphs.
* Leave this in for the odd case where a mux
* needs to be changed on-the-fly.
*/
default:
debug("%s: invalid periph_id %d", __func__, id);
return -1;
}
if (bad_config) {
debug("%s: invalid config %d for periph_id %d", __func__,
config, id);
return -1;
}
return 0;
}