1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * mux.c
4 *
5 * Pinmux Setting for B&R LEIT Board(s)
6 *
7 * Copyright (C) 2013 Hannes Schmelzer <oe5hpm@oevsv.at>
8 * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
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#include <i2c.h>
17
18static struct module_pin_mux spi0_pin_mux[] = {
19	/* SPI1_SCLK */
20	{OFFSET(spi0_sclk),	MODE(0) | PULLUDEN | RXACTIVE},
21	/* SPI1_D0 */
22	{OFFSET(spi0_d0),	MODE(0) | PULLUDEN | RXACTIVE},
23	/* SPI1_D1 */
24	{OFFSET(spi0_d1),	MODE(0) | PULLUDEN | RXACTIVE},
25	/* SPI1_CS0 */
26	{OFFSET(spi0_cs0),	MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE},
27	/* SPI1_CS1 */
28	{OFFSET(spi0_cs1),	MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE},
29	{-1},
30};
31
32static struct module_pin_mux dcan0_pin_mux[] = {
33	/* DCAN0 TX */
34	{OFFSET(uart1_ctsn),   MODE(2) | PULLUDEN | PULLUP_EN},
35	/* DCAN0 RX */
36	{OFFSET(uart1_rtsn),   MODE(2) | RXACTIVE},
37	{-1},
38};
39
40static struct module_pin_mux dcan1_pin_mux[] = {
41	/* DCAN1 TX */
42	{OFFSET(uart1_rxd),   MODE(2) | PULLUDEN | PULLUP_EN},
43	/* DCAN1 RX */
44	{OFFSET(uart1_txd),   MODE(2) | RXACTIVE},
45	{-1},
46};
47
48static struct module_pin_mux gpios[] = {
49	/* GPIO0_7  (PWW0 OUT) - CAN TERM */
50	{OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDDIS | RXACTIVE)},
51	/* GPIO0_19 (DMA_INTR0) - TA602 */
52	{OFFSET(xdma_event_intr0), (MODE(7) | PULLUDDIS | RXACTIVE)},
53	/* GPIO0_20 (DMA_INTR1) - SPI0 nCS1 */
54	{OFFSET(xdma_event_intr1), (MODE(7) | PULLUDDIS | RXACTIVE)},
55	/* GPIO0_29 (RMII1_REFCLK) - eMMC nRST */
56	{OFFSET(rmii1_refclk), (MODE(7) | PULLUDDIS)},
57	/* GPIO0_30 (GPMC_WAIT0) - TA601 */
58	{OFFSET(gpmc_wait0), (MODE(7) | PULLUDDIS | RXACTIVE)},
59	/* GPIO0_31 (GPMC_nWP) - SW601 PushButton */
60	{OFFSET(gpmc_wpn), (MODE(7) | PULLUDDIS | RXACTIVE)},
61	/* GPIO1_28 (GPMC_nWE) - FRAM_nWP */
62	{OFFSET(gpmc_be1n), (MODE(7) | PULLUDDIS)},
63	/* GPIO1_29 (gpmc_csn0) - MMC nRST */
64	{OFFSET(gpmc_csn0), (MODE(7) | PULLUDDIS)},
65	/* GPIO2_0  (GPMC_nCS3)	- VBAT_OK */
66	{OFFSET(gpmc_csn3), (MODE(7) | PULLUDDIS | RXACTIVE) },
67	/* GPIO2_2  (GPMC_nADV_ALE) - DCOK */
68	{OFFSET(gpmc_advn_ale), (MODE(7) | PULLUDDIS | RXACTIVE)},
69	/* GPIO2_4  (GPMC_nWE) - TST_BAST */
70	{OFFSET(gpmc_wen), (MODE(7) | PULLUDDIS)},
71	/* GPIO2_5  (gpmc_be0n_cle) - DISPLAY_ON_OFF */
72	{OFFSET(gpmc_be0n_cle), (MODE(7) | PULLUDDIS)},
73	/* GPIO3_16 (mcasp0_axr0) - ETH-LED green */
74	{OFFSET(mcasp0_axr0), (MODE(7) | PULLUDDIS | RXACTIVE)},
75	/* GPIO3_17 (mcasp0_ahclkr) - CAN_STB */
76	{OFFSET(mcasp0_ahclkr), (MODE(7) | PULLUDDIS | RXACTIVE)},
77	/* GPIO3_18 (MCASP0_ACLKR) - SW601 CNTup, mapped to Counter eQEB0A_in */
78	{OFFSET(mcasp0_aclkr), (MODE(1) | PULLUDDIS | RXACTIVE)},
79	/* GPIO3_19 (MCASP0_FSR) - SW601 CNTdown, mapped to Counter eQEB0B_in */
80	{OFFSET(mcasp0_fsr), (MODE(1) | PULLUDDIS | RXACTIVE)},
81	/* GPIO3_20 (MCASP0_AXR1) - SW601 CNTdown, map to Counter eQEB0_index */
82	{OFFSET(mcasp0_axr1), (MODE(1) | PULLUDDIS | RXACTIVE)},
83	{-1},
84};
85
86static struct module_pin_mux uart0_pin_mux[] = {
87	/* UART0_CTS */
88	{OFFSET(uart0_ctsn), (MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE)},
89	/* UART0_RXD */
90	{OFFSET(uart0_rxd), (MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE)},
91	/* UART0_TXD */
92	{OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},
93	{-1},
94};
95
96static struct module_pin_mux i2c0_pin_mux[] = {
97	/* I2C_DATA */
98	{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)},
99	/* I2C_SCLK */
100	{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)},
101	{-1},
102};
103
104static struct module_pin_mux mii1_pin_mux[] = {
105	{OFFSET(mii1_crs), MODE(0) | RXACTIVE},		/* MII1_CRS */
106	{OFFSET(mii1_col), MODE(0) | RXACTIVE},		/* MII1_COL */
107	{OFFSET(mii1_rxerr), MODE(0) | RXACTIVE},	/* MII1_RXERR */
108	{OFFSET(mii1_txen), MODE(0)},			/* MII1_TXEN */
109	{OFFSET(mii1_rxdv), MODE(0) | RXACTIVE},	/* MII1_RXDV */
110	{OFFSET(mii1_txd3), MODE(0)},			/* MII1_TXD3 */
111	{OFFSET(mii1_txd2), MODE(0)},			/* MII1_TXD2 */
112	{OFFSET(mii1_txd1), MODE(0)},			/* MII1_TXD1 */
113	{OFFSET(mii1_txd0), MODE(0)},			/* MII1_TXD0 */
114	{OFFSET(mii1_txclk), MODE(0) | RXACTIVE},	/* MII1_TXCLK */
115	{OFFSET(mii1_rxclk), MODE(0) | RXACTIVE},	/* MII1_RXCLK */
116	{OFFSET(mii1_rxd3), MODE(0) | RXACTIVE},	/* MII1_RXD3 */
117	{OFFSET(mii1_rxd2), MODE(0) | RXACTIVE},	/* MII1_RXD2 */
118	{OFFSET(mii1_rxd1), MODE(0) | RXACTIVE},	/* MII1_RXD1 */
119	{OFFSET(mii1_rxd0), MODE(0) | RXACTIVE},	/* MII1_RXD0 */
120	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
121	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
122	{-1},
123};
124
125static struct module_pin_mux mmc1_pin_mux[] = {
126	{OFFSET(gpmc_ad7), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT7 */
127	{OFFSET(gpmc_ad6), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT6 */
128	{OFFSET(gpmc_ad5), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT5 */
129	{OFFSET(gpmc_ad4), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT4 */
130	{OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT3 */
131	{OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT2 */
132	{OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT1 */
133	{OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT0 */
134	{OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUP_EN)},	/* MMC1_CLK */
135	{OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)},	/* MMC1_CMD */
136	{OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUP_EN)},	/* MMC1_WP */
137	{OFFSET(gpmc_advn_ale), (MODE(7) | RXACTIVE | PULLUP_EN)},/* MMC1_CD */
138
139	{-1},
140};
141
142static struct module_pin_mux lcd_pin_mux[] = {
143	{OFFSET(lcd_data0), (MODE(0) | PULLUDDIS)},	/* LCD-Data(0) */
144	{OFFSET(lcd_data1), (MODE(0) | PULLUDDIS)},	/* LCD-Data(1) */
145	{OFFSET(lcd_data2), (MODE(0) | PULLUDDIS)},	/* LCD-Data(2) */
146	{OFFSET(lcd_data3), (MODE(0) | PULLUDDIS)},	/* LCD-Data(3) */
147	{OFFSET(lcd_data4), (MODE(0) | PULLUDDIS)},	/* LCD-Data(4) */
148	{OFFSET(lcd_data5), (MODE(0) | PULLUDDIS)},	/* LCD-Data(5) */
149	{OFFSET(lcd_data6), (MODE(0) | PULLUDDIS)},	/* LCD-Data(6) */
150	{OFFSET(lcd_data7), (MODE(0) | PULLUDDIS)},	/* LCD-Data(7) */
151	{OFFSET(lcd_data8), (MODE(0) | PULLUDDIS)},	/* LCD-Data(8) */
152	{OFFSET(lcd_data9), (MODE(0) | PULLUDDIS)},	/* LCD-Data(9) */
153	{OFFSET(lcd_data10), (MODE(0) | PULLUDDIS)},	/* LCD-Data(10) */
154	{OFFSET(lcd_data11), (MODE(0) | PULLUDDIS)},	/* LCD-Data(11) */
155	{OFFSET(lcd_data12), (MODE(0) | PULLUDDIS)},	/* LCD-Data(12) */
156	{OFFSET(lcd_data13), (MODE(0) | PULLUDDIS)},	/* LCD-Data(13) */
157	{OFFSET(lcd_data14), (MODE(0) | PULLUDDIS)},	/* LCD-Data(14) */
158	{OFFSET(lcd_data15), (MODE(0) | PULLUDDIS)},	/* LCD-Data(15) */
159
160	{OFFSET(gpmc_ad8), (MODE(1) | PULLUDDIS)},	/* LCD-Data(16) */
161	{OFFSET(gpmc_ad9), (MODE(1) | PULLUDDIS)},	/* LCD-Data(17) */
162	{OFFSET(gpmc_ad10), (MODE(1) | PULLUDDIS)},	/* LCD-Data(18) */
163	{OFFSET(gpmc_ad11), (MODE(1) | PULLUDDIS)},	/* LCD-Data(19) */
164	{OFFSET(gpmc_ad12), (MODE(1) | PULLUDDIS)},	/* LCD-Data(20) */
165	{OFFSET(gpmc_ad13), (MODE(1) | PULLUDDIS)},	/* LCD-Data(21) */
166	{OFFSET(gpmc_ad14), (MODE(1) | PULLUDDIS)},	/* LCD-Data(22) */
167	{OFFSET(gpmc_ad15), (MODE(1) | PULLUDDIS)},	/* LCD-Data(23) */
168
169	{OFFSET(lcd_vsync), (MODE(0) | PULLUDDIS)},	/* LCD-VSync */
170	{OFFSET(lcd_hsync), (MODE(0) | PULLUDDIS)},	/* LCD-HSync */
171	{OFFSET(lcd_ac_bias_en), (MODE(0) | PULLUDDIS)},/* LCD-DE */
172	{OFFSET(lcd_pclk), (MODE(0) | PULLUDDIS)},	/* LCD-CLK */
173
174	{-1},
175};
176
177void enable_uart0_pin_mux(void)
178{
179	configure_module_pin_mux(uart0_pin_mux);
180}
181
182void enable_i2c_pin_mux(void)
183{
184	configure_module_pin_mux(i2c0_pin_mux);
185}
186
187void enable_board_pin_mux(void)
188{
189	configure_module_pin_mux(i2c0_pin_mux);
190	configure_module_pin_mux(mii1_pin_mux);
191	configure_module_pin_mux(spi0_pin_mux);
192	configure_module_pin_mux(dcan0_pin_mux);
193	configure_module_pin_mux(dcan1_pin_mux);
194	configure_module_pin_mux(mmc1_pin_mux);
195	configure_module_pin_mux(lcd_pin_mux);
196	configure_module_pin_mux(gpios);
197}
198