xref: /openbmc/u-boot/board/compulab/cm_t335/mux.c (revision 2d2811c2)
1 /*
2  * Pinmux configuration for Compulab CM-T335 board
3  *
4  * Copyright (C) 2013, Compulab Ltd - http://compulab.co.il/
5  *
6  * Author: Ilya Ledvich <ilya@compulab.co.il>
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #include <common.h>
12 #include <asm/arch/sys_proto.h>
13 #include <asm/arch/hardware.h>
14 #include <asm/arch/mux.h>
15 #include <asm/io.h>
16 
17 static struct module_pin_mux uart0_pin_mux[] = {
18 	{OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},
19 	{OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},
20 	{-1},
21 };
22 
23 static struct module_pin_mux uart1_pin_mux[] = {
24 	{OFFSET(uart1_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},
25 	{OFFSET(uart1_txd), (MODE(0) | PULLUDEN)},
26 	{OFFSET(uart1_ctsn), (MODE(0) | PULLUP_EN | RXACTIVE)},
27 	{OFFSET(uart1_rtsn), (MODE(0) | PULLUDEN)},
28 	{-1},
29 };
30 
31 static struct module_pin_mux mmc0_pin_mux[] = {
32 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},
33 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},
34 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},
35 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},
36 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},
37 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},
38 	{-1},
39 };
40 
41 static struct module_pin_mux i2c0_pin_mux[] = {
42 	{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
43 	{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
44 	{-1},
45 };
46 
47 static struct module_pin_mux i2c1_pin_mux[] = {
48 	/* I2C_DATA */
49 	{OFFSET(uart0_ctsn), (MODE(3) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
50 	/* I2C_SCLK */
51 	{OFFSET(uart0_rtsn), (MODE(3) | RXACTIVE | PULLUDDIS | SLEWCTRL)},
52 	{-1},
53 };
54 
55 static struct module_pin_mux rgmii1_pin_mux[] = {
56 	{OFFSET(mii1_txen), MODE(2)},			/* RGMII1_TCTL */
57 	{OFFSET(mii1_rxdv), MODE(2) | RXACTIVE},	/* RGMII1_RCTL */
58 	{OFFSET(mii1_txd3), MODE(2)},			/* RGMII1_TD3 */
59 	{OFFSET(mii1_txd2), MODE(2)},			/* RGMII1_TD2 */
60 	{OFFSET(mii1_txd1), MODE(2)},			/* RGMII1_TD1 */
61 	{OFFSET(mii1_txd0), MODE(2)},			/* RGMII1_TD0 */
62 	{OFFSET(mii1_txclk), MODE(2)},			/* RGMII1_TCLK */
63 	{OFFSET(mii1_rxclk), MODE(2) | RXACTIVE},	/* RGMII1_RCLK */
64 	{OFFSET(mii1_rxd3), MODE(2) | RXACTIVE},	/* RGMII1_RD3 */
65 	{OFFSET(mii1_rxd2), MODE(2) | RXACTIVE},	/* RGMII1_RD2 */
66 	{OFFSET(mii1_rxd1), MODE(2) | RXACTIVE},	/* RGMII1_RD1 */
67 	{OFFSET(mii1_rxd0), MODE(2) | RXACTIVE},	/* RGMII1_RD0 */
68 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},/* MDIO_DATA */
69 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
70 	{-1},
71 };
72 
73 static struct module_pin_mux nand_pin_mux[] = {
74 	{OFFSET(gpmc_ad0), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD0 */
75 	{OFFSET(gpmc_ad1), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD1 */
76 	{OFFSET(gpmc_ad2), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD2 */
77 	{OFFSET(gpmc_ad3), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD3 */
78 	{OFFSET(gpmc_ad4), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD4 */
79 	{OFFSET(gpmc_ad5), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD5 */
80 	{OFFSET(gpmc_ad6), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD6 */
81 	{OFFSET(gpmc_ad7), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD7 */
82 	{OFFSET(gpmc_wait0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* NAND WAIT */
83 	{OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN | RXACTIVE)},	/* NAND_WPN */
84 	{OFFSET(gpmc_csn0), (MODE(0) | PULLUDEN)},		/* NAND_CS0 */
85 	{OFFSET(gpmc_advn_ale), (MODE(0) | PULLUDEN)},	/* NAND_ADV_ALE */
86 	{OFFSET(gpmc_oen_ren), (MODE(0) | PULLUDEN)},	/* NAND_OE */
87 	{OFFSET(gpmc_wen), (MODE(0) | PULLUDEN)},	/* NAND_WEN */
88 	{OFFSET(gpmc_be0n_cle), (MODE(0) | PULLUDEN)},	/* NAND_BE_CLE */
89 	{-1},
90 };
91 
92 static struct module_pin_mux eth_phy_rst_pin_mux[] = {
93 	{OFFSET(emu0), (MODE(7) | PULLUDDIS)},	/* GPIO3_7 */
94 	{-1},
95 };
96 
97 static struct module_pin_mux status_led_pin_mux[] = {
98 	{OFFSET(gpmc_csn3), (MODE(7) | PULLUDEN)},	/* GPIO2_0 */
99 	{-1},
100 };
101 
102 void set_uart_mux_conf(void)
103 {
104 	configure_module_pin_mux(uart0_pin_mux);
105 	configure_module_pin_mux(uart1_pin_mux);
106 }
107 
108 void set_mux_conf_regs(void)
109 {
110 	configure_module_pin_mux(i2c0_pin_mux);
111 	configure_module_pin_mux(i2c1_pin_mux);
112 	configure_module_pin_mux(rgmii1_pin_mux);
113 	configure_module_pin_mux(eth_phy_rst_pin_mux);
114 	configure_module_pin_mux(mmc0_pin_mux);
115 	configure_module_pin_mux(nand_pin_mux);
116 	configure_module_pin_mux(status_led_pin_mux);
117 }
118