blob: 9df543a4c9e87faa613fbce6e78ffccb6f8b254e [file] [log] [blame]
Stephen Warrenf05fa672015-08-05 11:52:08 -06001/*
2 * (C) Copyright 2013-2015
3 * NVIDIA Corporation <www.nvidia.com>
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8#include <common.h>
9#include <i2c.h>
10#include <asm/arch/gpio.h>
11#include <asm/arch/pinmux.h>
12#include "../p2571/max77620_init.h"
13#include "pinmux-config-p2371-0000.h"
14
15void pin_mux_mmc(void)
16{
17 struct udevice *dev;
18 uchar val;
19 int ret;
20
21 /* Turn on MAX77620 LDO2 to 3.3V for SD card power */
22 debug("%s: Set LDO2 for VDDIO_SDMMC_AP power to 3.3V\n", __func__);
23 ret = i2c_get_chip_for_busnum(0, MAX77620_I2C_ADDR_7BIT, 1, &dev);
24 if (ret) {
25 printf("%s: Cannot find MAX77620 I2C chip\n", __func__);
26 return;
27 }
28 /* 0xF2 for 3.3v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */
29 val = 0xF2;
30 ret = dm_i2c_write(dev, MAX77620_CNFG1_L2_REG, &val, 1);
31 if (ret)
32 printf("i2c_write 0 0x3c 0x27 failed: %d\n", ret);
33}
34
35/*
36 * Routine: pinmux_init
37 * Description: Do individual peripheral pinmux configs
38 */
39void pinmux_init(void)
40{
41 pinmux_clear_tristate_input_clamping();
42
43 gpio_config_table(p2371_0000_gpio_inits,
44 ARRAY_SIZE(p2371_0000_gpio_inits));
45
46 pinmux_config_pingrp_table(p2371_0000_pingrps,
47 ARRAY_SIZE(p2371_0000_pingrps));
48
49 pinmux_config_drvgrp_table(p2371_0000_drvgrps,
50 ARRAY_SIZE(p2371_0000_drvgrps));
51}