Gitiles
Code Review Sign In
gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / bae31167e59149671bedeb1cb3b9f321f9d39714 / . / board / compulab / cl-som-imx7 / mux.c
blob: e29d2deaf2b1c2f7ca8bf8d95f9175a04181f8f5 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame]1// SPDX-License-Identifier: GPL-2.0+
Ilya Ledvich69632042017-09-24 09:00:25 +0300[diff] [blame]2/*
3 * SPL/U-Boot mux functions for CompuLab CL-SOM-iMX7 module
4 *
5 * (C) Copyright 2017 CompuLab, Ltd. http://www.compulab.com
6 *
7 * Author: Uri Mashiach <uri.mashiach@compulab.co.il>
Ilya Ledvich69632042017-09-24 09:00:25 +0300[diff] [blame]8 */
9
10#include <common.h>
11#include <asm/mach-imx/iomux-v3.h>
12#include <asm/arch-mx7/mx7-pins.h>
13
14#define PADS_SET(pads_array) \
15void cl_som_imx7_##pads_array##_set(void) \
16{ \
17 imx_iomux_v3_setup_multiple_pads(pads_array, ARRAY_SIZE(pads_array)); \
18}
19
20#ifdef CONFIG_FSL_ESDHC
21
22#define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
23 PAD_CTL_HYS | PAD_CTL_PUE | \
24 PAD_CTL_PUS_PU47KOHM)
25
26static iomux_v3_cfg_t const usdhc1_pads[] = {
27 MX7D_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
28 MX7D_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
29 MX7D_PAD_SD1_DATA0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
30 MX7D_PAD_SD1_DATA1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
31 MX7D_PAD_SD1_DATA2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
32 MX7D_PAD_SD1_DATA3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
33
34 MX7D_PAD_SD1_CD_B__GPIO5_IO0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
35};
36
37PADS_SET(usdhc1_pads)
38
39#endif /* CONFIG_FSL_ESDHC */
40
41#define UART_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | \
42 PAD_CTL_PUS_PU100KOHM | PAD_CTL_HYS)
43
44static iomux_v3_cfg_t const uart1_pads[] = {
45 MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
46 MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
47};
48
49PADS_SET(uart1_pads)
50
51#ifdef CONFIG_SPI
52
53#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SRE_SLOW | \
54 PAD_CTL_DSE_3P3V_32OHM)
55
56#define GPIO_PAD_CTRL (PAD_CTL_PUS_PU5KOHM | PAD_CTL_PUE | \
57 PAD_CTL_SRE_SLOW)
58
59static iomux_v3_cfg_t const espi1_pads[] = {
60 MX7D_PAD_ECSPI1_SCLK__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL),
61 MX7D_PAD_ECSPI1_MISO__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL),
62 MX7D_PAD_ECSPI1_MOSI__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL),
63 MX7D_PAD_ECSPI1_SS0__GPIO4_IO19 | MUX_PAD_CTRL(GPIO_PAD_CTRL),
64};
65
66PADS_SET(espi1_pads)
67
68#endif /* CONFIG_SPI */
69
70#ifndef CONFIG_SPL_BUILD
71
72#ifdef CONFIG_FSL_ESDHC
73
74static iomux_v3_cfg_t const usdhc3_emmc_pads[] = {
75 MX7D_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
76 MX7D_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
77 MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
78 MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
79 MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
80 MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
81 MX7D_PAD_SD3_DATA4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
82 MX7D_PAD_SD3_DATA5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
83 MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
84 MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
85 MX7D_PAD_SD3_STROBE__SD3_STROBE | MUX_PAD_CTRL(USDHC_PAD_CTRL),
86
87 MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
88};
89
90PADS_SET(usdhc3_emmc_pads)
91
92#endif /* CONFIG_FSL_ESDHC */
93
94#ifdef CONFIG_FEC_MXC
95
96#define ENET_PAD_CTRL (PAD_CTL_PUS_PD100KOHM | PAD_CTL_DSE_3P3V_49OHM)
97#define ENET_PAD_CTRL_MII (PAD_CTL_PUS_PU5KOHM)
98
99static iomux_v3_cfg_t const phy1_rst_pads[] = {
100 /* PHY1 RST */
101 MX7D_PAD_GPIO1_IO04__GPIO1_IO4 | MUX_PAD_CTRL(GPIO_PAD_CTRL),
102};
103
104PADS_SET(phy1_rst_pads)
105
106static iomux_v3_cfg_t const fec1_pads[] = {
107 MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL |
108 MUX_PAD_CTRL(ENET_PAD_CTRL),
109 MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
110 MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
111 MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
112 MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
113 MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
114 MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL |
115 MUX_PAD_CTRL(ENET_PAD_CTRL),
116 MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
117 MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
118 MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
119 MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
120 MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
121 MX7D_PAD_SD2_CD_B__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
122 MX7D_PAD_SD2_WP__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
123};
124
125PADS_SET(fec1_pads)
126
127#endif /* CONFIG_FEC_MXC */
128
129static iomux_v3_cfg_t const usb_otg1_pads[] = {
130 MX7D_PAD_GPIO1_IO05__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
131};
132
133PADS_SET(usb_otg1_pads)
134
135static iomux_v3_cfg_t const wdog_pads[] = {
136 MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B | MUX_PAD_CTRL(NO_PAD_CTRL),
137};
138
139PADS_SET(wdog_pads)
140
141#endif /* !CONFIG_SPL_BUILD */