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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 6963204c4cdc61c3f9daed6fd644b722f3c81a09 / . / board / compulab / cl-som-imx7 / mux.c
blob: 82e8b9f237ce6439cbf946593aac1fa3c20f99a4 [file] [log] [blame]
Ilya Ledvich69632042017-09-24 09:00:25 +0300[diff] [blame^]1/*
2 * SPL/U-Boot mux functions for CompuLab CL-SOM-iMX7 module
3 *
4 * (C) Copyright 2017 CompuLab, Ltd. http://www.compulab.com
5 *
6 * Author: Uri Mashiach <uri.mashiach@compulab.co.il>
7 *
8 * SPDX-License-Identifier: GPL-2.0+
9 */
10
11#include <common.h>
12#include <asm/mach-imx/iomux-v3.h>
13#include <asm/arch-mx7/mx7-pins.h>
14
15#define PADS_SET(pads_array) \
16void cl_som_imx7_##pads_array##_set(void) \
17{ \
18 imx_iomux_v3_setup_multiple_pads(pads_array, ARRAY_SIZE(pads_array)); \
19}
20
21#ifdef CONFIG_FSL_ESDHC
22
23#define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
24 PAD_CTL_HYS | PAD_CTL_PUE | \
25 PAD_CTL_PUS_PU47KOHM)
26
27static iomux_v3_cfg_t const usdhc1_pads[] = {
28 MX7D_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
29 MX7D_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
30 MX7D_PAD_SD1_DATA0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
31 MX7D_PAD_SD1_DATA1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
32 MX7D_PAD_SD1_DATA2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
33 MX7D_PAD_SD1_DATA3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
34
35 MX7D_PAD_SD1_CD_B__GPIO5_IO0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
36};
37
38PADS_SET(usdhc1_pads)
39
40#endif /* CONFIG_FSL_ESDHC */
41
42#define UART_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | \
43 PAD_CTL_PUS_PU100KOHM | PAD_CTL_HYS)
44
45static iomux_v3_cfg_t const uart1_pads[] = {
46 MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
47 MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
48};
49
50PADS_SET(uart1_pads)
51
52#ifdef CONFIG_SPI
53
54#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SRE_SLOW | \
55 PAD_CTL_DSE_3P3V_32OHM)
56
57#define GPIO_PAD_CTRL (PAD_CTL_PUS_PU5KOHM | PAD_CTL_PUE | \
58 PAD_CTL_SRE_SLOW)
59
60static iomux_v3_cfg_t const espi1_pads[] = {
61 MX7D_PAD_ECSPI1_SCLK__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL),
62 MX7D_PAD_ECSPI1_MISO__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL),
63 MX7D_PAD_ECSPI1_MOSI__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL),
64 MX7D_PAD_ECSPI1_SS0__GPIO4_IO19 | MUX_PAD_CTRL(GPIO_PAD_CTRL),
65};
66
67PADS_SET(espi1_pads)
68
69#endif /* CONFIG_SPI */
70
71#ifndef CONFIG_SPL_BUILD
72
73#ifdef CONFIG_FSL_ESDHC
74
75static iomux_v3_cfg_t const usdhc3_emmc_pads[] = {
76 MX7D_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
77 MX7D_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
78 MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
79 MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
80 MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
81 MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
82 MX7D_PAD_SD3_DATA4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
83 MX7D_PAD_SD3_DATA5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
84 MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
85 MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
86 MX7D_PAD_SD3_STROBE__SD3_STROBE | MUX_PAD_CTRL(USDHC_PAD_CTRL),
87
88 MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
89};
90
91PADS_SET(usdhc3_emmc_pads)
92
93#endif /* CONFIG_FSL_ESDHC */
94
95#ifdef CONFIG_FEC_MXC
96
97#define ENET_PAD_CTRL (PAD_CTL_PUS_PD100KOHM | PAD_CTL_DSE_3P3V_49OHM)
98#define ENET_PAD_CTRL_MII (PAD_CTL_PUS_PU5KOHM)
99
100static iomux_v3_cfg_t const phy1_rst_pads[] = {
101 /* PHY1 RST */
102 MX7D_PAD_GPIO1_IO04__GPIO1_IO4 | MUX_PAD_CTRL(GPIO_PAD_CTRL),
103};
104
105PADS_SET(phy1_rst_pads)
106
107static iomux_v3_cfg_t const fec1_pads[] = {
108 MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL |
109 MUX_PAD_CTRL(ENET_PAD_CTRL),
110 MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
111 MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
112 MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
113 MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
114 MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
115 MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL |
116 MUX_PAD_CTRL(ENET_PAD_CTRL),
117 MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
118 MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
119 MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
120 MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
121 MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
122 MX7D_PAD_SD2_CD_B__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
123 MX7D_PAD_SD2_WP__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL_MII),
124};
125
126PADS_SET(fec1_pads)
127
128#endif /* CONFIG_FEC_MXC */
129
130static iomux_v3_cfg_t const usb_otg1_pads[] = {
131 MX7D_PAD_GPIO1_IO05__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
132};
133
134PADS_SET(usb_otg1_pads)
135
136static iomux_v3_cfg_t const wdog_pads[] = {
137 MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B | MUX_PAD_CTRL(NO_PAD_CTRL),
138};
139
140PADS_SET(wdog_pads)
141
142#endif /* !CONFIG_SPL_BUILD */