xref: /openbmc/u-boot/board/compulab/cm_t335/mux.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Pinmux configuration for Compulab CM-T335 board
4  *
5  * Copyright (C) 2013, Compulab Ltd - http://compulab.co.il/
6  *
7  * Author: Ilya Ledvich <ilya@compulab.co.il>
8  */
9 
10 #include <common.h>
11 #include <asm/arch/sys_proto.h>
12 #include <asm/arch/hardware.h>
13 #include <asm/arch/mux.h>
14 #include <asm/io.h>
15 
16 static struct module_pin_mux uart0_pin_mux[] = {
17 	{OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},
18 	{OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},
19 	{-1},
20 };
21 
22 static struct module_pin_mux uart1_pin_mux[] = {
23 	{OFFSET(uart1_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},
24 	{OFFSET(uart1_txd), (MODE(0) | PULLUDEN)},
25 	{OFFSET(uart1_ctsn), (MODE(0) | PULLUP_EN | RXACTIVE)},
26 	{OFFSET(uart1_rtsn), (MODE(0) | PULLUDEN)},
27 	{-1},
28 };
29 
30 static struct module_pin_mux mmc0_pin_mux[] = {
31 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},
32 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},
33 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},
34 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},
35 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},
36 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},
37 	{-1},
38 };
39 
40 static struct module_pin_mux i2c0_pin_mux[] = {
41 	{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
42 	{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
43 	{-1},
44 };
45 
46 static struct module_pin_mux i2c1_pin_mux[] = {
47 	/* I2C_DATA */
48 	{OFFSET(uart0_ctsn), (MODE(3) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
49 	/* I2C_SCLK */
50 	{OFFSET(uart0_rtsn), (MODE(3) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
51 	{-1},
52 };
53 
54 static struct module_pin_mux rgmii1_pin_mux[] = {
55 	{OFFSET(mii1_txen), MODE(2)},			/* RGMII1_TCTL */
56 	{OFFSET(mii1_rxdv), MODE(2) | RXACTIVE},	/* RGMII1_RCTL */
57 	{OFFSET(mii1_txd3), MODE(2)},			/* RGMII1_TD3 */
58 	{OFFSET(mii1_txd2), MODE(2)},			/* RGMII1_TD2 */
59 	{OFFSET(mii1_txd1), MODE(2)},			/* RGMII1_TD1 */
60 	{OFFSET(mii1_txd0), MODE(2)},			/* RGMII1_TD0 */
61 	{OFFSET(mii1_txclk), MODE(2)},			/* RGMII1_TCLK */
62 	{OFFSET(mii1_rxclk), MODE(2) | RXACTIVE},	/* RGMII1_RCLK */
63 	{OFFSET(mii1_rxd3), MODE(2) | RXACTIVE},	/* RGMII1_RD3 */
64 	{OFFSET(mii1_rxd2), MODE(2) | RXACTIVE},	/* RGMII1_RD2 */
65 	{OFFSET(mii1_rxd1), MODE(2) | RXACTIVE},	/* RGMII1_RD1 */
66 	{OFFSET(mii1_rxd0), MODE(2) | RXACTIVE},	/* RGMII1_RD0 */
67 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},/* MDIO_DATA */
68 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
69 	{-1},
70 };
71 
72 static struct module_pin_mux nand_pin_mux[] = {
73 	{OFFSET(gpmc_ad0), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD0 */
74 	{OFFSET(gpmc_ad1), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD1 */
75 	{OFFSET(gpmc_ad2), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD2 */
76 	{OFFSET(gpmc_ad3), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD3 */
77 	{OFFSET(gpmc_ad4), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD4 */
78 	{OFFSET(gpmc_ad5), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD5 */
79 	{OFFSET(gpmc_ad6), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD6 */
80 	{OFFSET(gpmc_ad7), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD7 */
81 	{OFFSET(gpmc_wait0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* NAND WAIT */
82 	{OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN | RXACTIVE)},	/* NAND_WPN */
83 	{OFFSET(gpmc_csn0), (MODE(0) | PULLUDEN)},		/* NAND_CS0 */
84 	{OFFSET(gpmc_advn_ale), (MODE(0) | PULLUDEN)},	/* NAND_ADV_ALE */
85 	{OFFSET(gpmc_oen_ren), (MODE(0) | PULLUDEN)},	/* NAND_OE */
86 	{OFFSET(gpmc_wen), (MODE(0) | PULLUDEN)},	/* NAND_WEN */
87 	{OFFSET(gpmc_be0n_cle), (MODE(0) | PULLUDEN)},	/* NAND_BE_CLE */
88 	{-1},
89 };
90 
91 static struct module_pin_mux eth_phy_rst_pin_mux[] = {
92 	{OFFSET(emu0), (MODE(7) | PULLUDDIS)},	/* GPIO3_7 */
93 	{-1},
94 };
95 
96 static struct module_pin_mux status_led_pin_mux[] = {
97 	{OFFSET(gpmc_csn3), (MODE(7) | PULLUDEN)},	/* GPIO2_0 */
98 	{-1},
99 };
100 
101 void set_uart_mux_conf(void)
102 {
103 	configure_module_pin_mux(uart0_pin_mux);
104 	configure_module_pin_mux(uart1_pin_mux);
105 }
106 
107 void set_mux_conf_regs(void)
108 {
109 	configure_module_pin_mux(i2c0_pin_mux);
110 	configure_module_pin_mux(i2c1_pin_mux);
111 	configure_module_pin_mux(rgmii1_pin_mux);
112 	configure_module_pin_mux(eth_phy_rst_pin_mux);
113 	configure_module_pin_mux(mmc0_pin_mux);
114 	configure_module_pin_mux(nand_pin_mux);
115 	configure_module_pin_mux(status_led_pin_mux);
116 }
117