xref: /openbmc/u-boot/board/siemens/pxm2/mux.c (revision 909ea9aa)
1 /*
2  * pinmux setup for siemens pxm2 board
3  *
4  * (C) Copyright 2013 Siemens Schweiz AG
5  * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de.
6  *
7  * Based on:
8  * u-boot:/board/ti/am335x/mux.c
9  *
10  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
11  *
12  * SPDX-License-Identifier:	GPL-2.0+
13  */
14 
15 #include <common.h>
16 #include <asm/arch/sys_proto.h>
17 #include <asm/arch/hardware.h>
18 #include <asm/arch/mux.h>
19 #include <asm/io.h>
20 #include <i2c.h>
21 #include "board.h"
22 
23 static struct module_pin_mux uart0_pin_mux[] = {
24 	{OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* UART0_RXD */
25 	{OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},		/* UART0_TXD */
26 	{OFFSET(nnmi), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* UART0_TXD */
27 	{-1},
28 };
29 
30 #ifdef CONFIG_NAND
31 static struct module_pin_mux nand_pin_mux[] = {
32 	{OFFSET(gpmc_ad0), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD0 */
33 	{OFFSET(gpmc_ad1), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD1 */
34 	{OFFSET(gpmc_ad2), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD2 */
35 	{OFFSET(gpmc_ad3), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD3 */
36 	{OFFSET(gpmc_ad4), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD4 */
37 	{OFFSET(gpmc_ad5), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD5 */
38 	{OFFSET(gpmc_ad6), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD6 */
39 	{OFFSET(gpmc_ad7), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD7 */
40 	{OFFSET(gpmc_wait0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* NAND WAIT */
41 	{OFFSET(gpmc_wpn), (MODE(7) | PULLUP_EN | RXACTIVE)},	/* NAND_WPN */
42 	{OFFSET(gpmc_csn0), (MODE(0) | PULLUDEN)},	/* NAND_CS0 */
43 	{OFFSET(gpmc_advn_ale), (MODE(0) | PULLUDEN)},	/* NAND_ADV_ALE */
44 	{OFFSET(gpmc_oen_ren), (MODE(0) | PULLUDEN)},	/* NAND_OE */
45 	{OFFSET(gpmc_wen), (MODE(0) | PULLUDEN)},	/* NAND_WEN */
46 	{OFFSET(gpmc_be0n_cle), (MODE(0) | PULLUDEN)},	/* NAND_BE_CLE */
47 	{OFFSET(gpmc_a11), MODE(7) | RXACTIVE | PULLUP_EN}, /* RGMII2_RD0 */
48 	{OFFSET(mcasp0_ahclkx), MODE(7) | PULLUDEN},	/* MCASP0_AHCLKX */
49 	{-1},
50 };
51 #endif
52 
53 static struct module_pin_mux i2c0_pin_mux[] = {
54 	{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)},
55 	{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)},
56 	{-1},
57 };
58 
59 static struct module_pin_mux i2c1_pin_mux[] = {
60 	{OFFSET(spi0_d1), (MODE(2) | RXACTIVE | PULLUDEN | SLEWCTRL)},
61 	{OFFSET(spi0_cs0), (MODE(2) | RXACTIVE | PULLUDEN | SLEWCTRL)},
62 	{-1},
63 };
64 
65 #ifndef CONFIG_NO_ETH
66 static struct module_pin_mux rgmii1_pin_mux[] = {
67 	{OFFSET(mii1_txen), MODE(2)},			/* RGMII1_TCTL */
68 	{OFFSET(mii1_rxdv), MODE(2) | RXACTIVE},	/* RGMII1_RCTL */
69 	{OFFSET(mii1_txd3), MODE(2)},			/* RGMII1_TD3 */
70 	{OFFSET(mii1_txd2), MODE(2)},			/* RGMII1_TD2 */
71 	{OFFSET(mii1_txd1), MODE(2)},			/* RGMII1_TD1 */
72 	{OFFSET(mii1_txd0), MODE(2)},			/* RGMII1_TD0 */
73 	{OFFSET(mii1_txclk), MODE(2)},			/* RGMII1_TCLK */
74 	{OFFSET(mii1_rxclk), MODE(2) | RXACTIVE},	/* RGMII1_RCLK */
75 	{OFFSET(mii1_rxd3), MODE(2) | RXACTIVE},	/* RGMII1_RD3 */
76 	{OFFSET(mii1_rxd2), MODE(2) | RXACTIVE},	/* RGMII1_RD2 */
77 	{OFFSET(mii1_rxd1), MODE(2) | RXACTIVE},	/* RGMII1_RD1 */
78 	{OFFSET(mii1_rxd0), MODE(2) | RXACTIVE},	/* RGMII1_RD0 */
79 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
80 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
81 	{-1},
82 };
83 
84 static struct module_pin_mux rgmii2_pin_mux[] = {
85 	{OFFSET(gpmc_a0), MODE(2)},			/* RGMII2_TCTL */
86 	{OFFSET(gpmc_a1), MODE(2) | RXACTIVE},		/* RGMII2_RCTL */
87 	{OFFSET(gpmc_a2), MODE(2)},			/* RGMII2_TD3 */
88 	{OFFSET(gpmc_a3), MODE(2)},			/* RGMII2_TD2 */
89 	{OFFSET(gpmc_a4), MODE(2)},			/* RGMII2_TD1 */
90 	{OFFSET(gpmc_a5), MODE(2)},			/* RGMII2_TD0 */
91 	{OFFSET(gpmc_a6), MODE(7)},			/* RGMII2_TCLK */
92 	{OFFSET(gpmc_a7), MODE(2) | RXACTIVE},		/* RGMII2_RCLK */
93 	{OFFSET(gpmc_a8), MODE(2) | RXACTIVE},		/* RGMII2_RD3 */
94 	{OFFSET(gpmc_a9), MODE(7)},			/* RGMII2_RD2 */
95 	{OFFSET(gpmc_a10), MODE(2) | RXACTIVE},		/* RGMII2_RD1 */
96 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
97 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
98 	{-1},
99 };
100 #endif
101 
102 #ifdef CONFIG_MMC
103 static struct module_pin_mux mmc0_pin_mux[] = {
104 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
105 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
106 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
107 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
108 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
109 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
110 	{OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)},		/* MMC0_WP */
111 	{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUDEN)},	/* MMC0_CD */
112 	{-1},
113 };
114 #endif
115 
116 static struct module_pin_mux lcdc_pin_mux[] = {
117 	{OFFSET(lcd_data0), (MODE(0) | PULLUDDIS)},	/* LCD_DAT0 */
118 	{OFFSET(lcd_data1), (MODE(0) | PULLUDDIS)},	/* LCD_DAT1 */
119 	{OFFSET(lcd_data2), (MODE(0) | PULLUDDIS)},	/* LCD_DAT2 */
120 	{OFFSET(lcd_data3), (MODE(0) | PULLUDDIS)},	/* LCD_DAT3 */
121 	{OFFSET(lcd_data4), (MODE(0) | PULLUDDIS)},	/* LCD_DAT4 */
122 	{OFFSET(lcd_data5), (MODE(0) | PULLUDDIS)},	/* LCD_DAT5 */
123 	{OFFSET(lcd_data6), (MODE(0) | PULLUDDIS)},	/* LCD_DAT6 */
124 	{OFFSET(lcd_data7), (MODE(0) | PULLUDDIS)},	/* LCD_DAT7 */
125 	{OFFSET(lcd_data8), (MODE(0) | PULLUDDIS)},	/* LCD_DAT8 */
126 	{OFFSET(lcd_data9), (MODE(0) | PULLUDDIS)},	/* LCD_DAT9 */
127 	{OFFSET(lcd_data10), (MODE(0) | PULLUDDIS)},	/* LCD_DAT10 */
128 	{OFFSET(lcd_data11), (MODE(0) | PULLUDDIS)},	/* LCD_DAT11 */
129 	{OFFSET(lcd_data12), (MODE(0) | PULLUDDIS)},	/* LCD_DAT12 */
130 	{OFFSET(lcd_data13), (MODE(0) | PULLUDDIS)},	/* LCD_DAT13 */
131 	{OFFSET(lcd_data14), (MODE(0) | PULLUDDIS)},	/* LCD_DAT14 */
132 	{OFFSET(lcd_data15), (MODE(0) | PULLUDDIS)},	/* LCD_DAT15 */
133 	{OFFSET(gpmc_ad8), (MODE(1))},			/* LCD_DAT16 */
134 	{OFFSET(gpmc_ad9), (MODE(1))},		/* LCD_DAT17 */
135 	{OFFSET(gpmc_ad10), (MODE(1))},		/* LCD_DAT18 */
136 	{OFFSET(gpmc_ad11), (MODE(1))},		/* LCD_DAT19 */
137 	{OFFSET(gpmc_ad12), (MODE(1))},		/* LCD_DAT20 */
138 	{OFFSET(gpmc_ad13), (MODE(1))},		/* LCD_DAT21 */
139 	{OFFSET(gpmc_ad14), (MODE(1))},		/* LCD_DAT22 */
140 	{OFFSET(gpmc_ad15), (MODE(1))},		/* LCD_DAT23 */
141 	{OFFSET(lcd_vsync), (MODE(0))},		/* LCD_VSYNC */
142 	{OFFSET(lcd_hsync), (MODE(0))},		/* LCD_HSYNC */
143 	{OFFSET(lcd_pclk), (MODE(0))},		/* LCD_PCLK */
144 	{OFFSET(lcd_ac_bias_en), (MODE(0))},	/* LCD_AC_BIAS_EN */
145 	{-1},
146 };
147 
148 static struct module_pin_mux ecap0_pin_mux[] = {
149 	{OFFSET(ecap0_in_pwm0_out), (MODE(0))},
150 	{-1},
151 };
152 
153 static struct module_pin_mux gpio_pin_mux[] = {
154 	{OFFSET(mcasp0_fsx), MODE(7)}, /* GPIO3_15 LCD power*/
155 	{OFFSET(mcasp0_axr0), MODE(7)}, /* GPIO3_16 Backlight */
156 	{OFFSET(gpmc_a9), MODE(7)}, /* GPIO1_25 Touch power */
157 	{-1},
158 };
159 void enable_i2c0_pin_mux(void)
160 {
161 	configure_module_pin_mux(i2c0_pin_mux);
162 }
163 
164 void enable_uart0_pin_mux(void)
165 {
166 	configure_module_pin_mux(uart0_pin_mux);
167 }
168 
169 void enable_board_pin_mux(void)
170 {
171 	configure_module_pin_mux(uart0_pin_mux);
172 	configure_module_pin_mux(i2c1_pin_mux);
173 #ifdef CONFIG_NAND
174 	configure_module_pin_mux(nand_pin_mux);
175 #endif
176 #ifndef CONFIG_NO_ETH
177 	configure_module_pin_mux(rgmii1_pin_mux);
178 	configure_module_pin_mux(rgmii2_pin_mux);
179 #endif
180 #ifdef CONFIG_MMC
181 	configure_module_pin_mux(mmc0_pin_mux);
182 #endif
183 	configure_module_pin_mux(lcdc_pin_mux);
184 	configure_module_pin_mux(gpio_pin_mux);
185 	configure_module_pin_mux(ecap0_pin_mux);
186 }
187