blob: b8e6f48a5f779dde5f1c7c34ef9766445a7e62d7 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018 NXP
*/
#include <common.h>
#include <log.h>
#include <asm/io.h>
#include <asm/arch/iomux.h>
#include <asm/arch/sci/sci.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* configures a single pad in the iomuxer
*/
void imx8_iomux_setup_pad(iomux_cfg_t pad)
{
sc_pad_t pin_id = pad & PIN_ID_MASK;
int ret;
u32 val = (u32)((pad & MUX_PAD_CTRL_MASK) >> MUX_PAD_CTRL_SHIFT);
val |= PADRING_IFMUX_EN_MASK;
val |= PADRING_GP_EN_MASK;
ret = sc_pad_set(-1, pin_id, val);
if (ret)
printf("sc_pad_set failed!, pin: %u, val: 0x%x\n", pin_id, val);
debug("iomux: pin %d, val = 0x%x\n", pin_id, val);
}
/* configures a list of pads within declared with IOMUX_PADS macro */
void imx8_iomux_setup_multiple_pads(iomux_cfg_t const *pad_list, u32 count)
{
iomux_cfg_t const *p = pad_list;
int i;
for (i = 0; i < count; i++) {
imx8_iomux_setup_pad(*p);
p++;
}
}
|
