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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 812ff53c3e0f100aabb45eaea9b71086d00bed66 / . / board / compulab / cm_fx6 / common.c
blob: ed8c7a3bf5f870c13530f704d27e1f74995a0e99 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame]1// SPDX-License-Identifier: GPL-2.0+
Nikita Kiryanove32028a2014-09-07 18:59:29 +0300[diff] [blame]2/*
3 * Code used by both U-Boot and SPL for Compulab CM-FX6
4 *
5 * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
6 *
7 * Author: Nikita Kiryanov <nikita@compulab.co.il>
Nikita Kiryanove32028a2014-09-07 18:59:29 +0300[diff] [blame]8 */
9
10#include <common.h>
11#include <asm/arch/sys_proto.h>
12#include <asm/gpio.h>
Stefano Babic552a8482017-06-29 10:16:06 +0200[diff] [blame]13#include <asm/mach-imx/spi.h>
Yangbo Lue37ac712019-06-21 11:42:28 +0800[diff] [blame]14#include <fsl_esdhc_imx.h>
Nikita Kiryanove32028a2014-09-07 18:59:29 +0300[diff] [blame]15#include "common.h"
16
Yangbo Lue37ac712019-06-21 11:42:28 +0800[diff] [blame]17#ifdef CONFIG_FSL_ESDHC_IMX
Nikita Kiryanove32028a2014-09-07 18:59:29 +0300[diff] [blame]18#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
19 PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
20 PAD_CTL_SRE_FAST | PAD_CTL_HYS)
21
22static iomux_v3_cfg_t const usdhc_pads[] = {
23 IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
24 IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
25 IOMUX_PADS(PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
26 IOMUX_PADS(PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
27 IOMUX_PADS(PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
28 IOMUX_PADS(PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
29
30 IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
31 IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
32 IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
33 IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
34 IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
35 IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
36
37 IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
38 IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
39 IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
40 IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
41 IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
42 IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
43 IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
44 IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
45 IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
46 IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
47};
48
49void cm_fx6_set_usdhc_iomux(void)
50{
51 SETUP_IOMUX_PADS(usdhc_pads);
52}
53
54/* CINS bit doesn't work, so always try to access the MMC card */
55int board_mmc_getcd(struct mmc *mmc)
56{
57 return 1;
58}
59#endif
60
61#ifdef CONFIG_MXC_SPI
62#define ECSPI_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_MED | \
63 PAD_CTL_PUS_100K_DOWN | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
64
65static iomux_v3_cfg_t const ecspi_pads[] = {
66 IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(ECSPI_PAD_CTRL)),
67 IOMUX_PADS(PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(ECSPI_PAD_CTRL)),
68 IOMUX_PADS(PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(ECSPI_PAD_CTRL)),
69 IOMUX_PADS(PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(ECSPI_PAD_CTRL)),
70 IOMUX_PADS(PAD_EIM_D19__ECSPI1_SS1 | MUX_PAD_CTRL(ECSPI_PAD_CTRL)),
71};
72
73void cm_fx6_set_ecspi_iomux(void)
74{
75 SETUP_IOMUX_PADS(ecspi_pads);
76}
77
78int board_spi_cs_gpio(unsigned bus, unsigned cs)
79{
80 return (bus == 0 && cs == 0) ? (CM_FX6_ECSPI_BUS0_CS0) : -1;
81}
82#endif