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60df809f HS |
1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | /* | |
3 | * mux.c | |
4 | * | |
5 | * Pinmux Setting for B&R BRSMARC1 Board (HW-Rev. 1) | |
6 | * | |
7 | * Copyright (C) 2017 Hannes Schmelzer <hannes.schmelzer@br-automation.com> | |
8 | * B&R Industrial Automation GmbH - http://www.br-automation.com | |
9 | * | |
10 | */ | |
11 | ||
60df809f HS |
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 | ||
18 | static struct module_pin_mux spi0_pin_mux[] = { | |
19 | /* SPI0_SCLK */ | |
20 | {OFFSET(spi0_sclk), MODE(0) | PULLUDEN | RXACTIVE}, | |
21 | /* SPI0_D0 */ | |
22 | {OFFSET(spi0_d0), MODE(0) | PULLUDEN | RXACTIVE}, | |
23 | /* SPI0_D1 */ | |
24 | {OFFSET(spi0_d1), MODE(0) | PULLUDEN | RXACTIVE}, | |
25 | /* SPI0_CS0 */ | |
26 | {OFFSET(spi0_cs0), MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE}, | |
27 | /* SPI0_CS1 */ | |
28 | {OFFSET(spi0_cs1), MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE}, | |
29 | {-1}, | |
30 | }; | |
31 | ||
32 | static struct module_pin_mux spi1_pin_mux[] = { | |
33 | /* SPI1_SCLK */ | |
34 | {OFFSET(mcasp0_aclkx), MODE(3) | PULLUDEN | RXACTIVE}, | |
35 | /* SPI1_D0 */ | |
36 | {OFFSET(mcasp0_fsx), MODE(3) | PULLUDEN | RXACTIVE}, | |
37 | /* SPI1_D1 */ | |
38 | {OFFSET(mcasp0_axr0), MODE(3) | PULLUDEN | RXACTIVE}, | |
39 | /* SPI1_CS0 */ | |
40 | {OFFSET(mcasp0_ahclkr), MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE}, | |
41 | /* SPI1_CS1 */ | |
42 | {OFFSET(xdma_event_intr0), MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE}, | |
43 | {-1}, | |
44 | }; | |
45 | ||
46 | static struct module_pin_mux dcan0_pin_mux[] = { | |
47 | /* DCAN0 TX */ | |
48 | {OFFSET(uart1_ctsn), MODE(2) | PULLUDEN | PULLUP_EN}, | |
49 | /* DCAN0 RX */ | |
50 | {OFFSET(uart1_rtsn), MODE(2) | RXACTIVE}, | |
51 | {-1}, | |
52 | }; | |
53 | ||
54 | static struct module_pin_mux dcan1_pin_mux[] = { | |
55 | /* DCAN1 TX */ | |
56 | {OFFSET(uart0_ctsn), MODE(2) | PULLUDEN | PULLUP_EN}, | |
57 | /* DCAN1 RX */ | |
58 | {OFFSET(uart0_rtsn), MODE(2) | RXACTIVE}, | |
59 | {-1}, | |
60 | }; | |
61 | ||
62 | static struct module_pin_mux gpios[] = { | |
63 | /* GPIO0_7 - LVDS_EN */ | |
64 | {OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDDIS | PULLDOWN_EN)}, | |
65 | /* GPIO0_20 - BKLT_PWM (timer7) */ | |
66 | {OFFSET(xdma_event_intr1), (MODE(4) | PULLUDDIS | PULLDOWN_EN)}, | |
67 | /* GPIO2_4 - DISON */ | |
68 | {OFFSET(gpmc_wen), (MODE(7) | PULLUDDIS | PULLDOWN_EN)}, | |
69 | /* GPIO1_24 - RGB_EN */ | |
70 | {OFFSET(gpmc_a8), (MODE(7) | PULLUDDIS | PULLDOWN_EN)}, | |
71 | /* GPIO1_28 - nPD */ | |
72 | {OFFSET(gpmc_be1n), (MODE(7) | PULLUDEN | PULLUP_EN)}, | |
73 | /* GPIO2_5 - Watchdog */ | |
74 | {OFFSET(gpmc_be0n_cle), (MODE(7) | PULLUDDIS | PULLDOWN_EN)}, | |
75 | /* GPIO2_0 - ResetOut */ | |
76 | {OFFSET(gpmc_csn3), (MODE(7) | PULLUDEN | PULLUP_EN)}, | |
77 | /* GPIO2_2 - BKLT_EN */ | |
78 | {OFFSET(gpmc_advn_ale), (MODE(7) | PULLUDDIS | PULLDOWN_EN)}, | |
79 | /* GPIO1_17 - GPIO0 */ | |
80 | {OFFSET(gpmc_a1), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
81 | /* GPIO1_18 - GPIO1 */ | |
82 | {OFFSET(gpmc_a2), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
83 | /* GPIO1_19 - GPIO2 */ | |
84 | {OFFSET(gpmc_a3), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
85 | /* GPIO1_22 - GPIO3 */ | |
86 | {OFFSET(gpmc_a6), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
87 | /* GPIO1_23 - GPIO4 */ | |
88 | {OFFSET(gpmc_a7), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
89 | /* GPIO1_25 - GPIO5 */ | |
90 | {OFFSET(gpmc_a9), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
91 | /* GPIO3_7 - GPIO6 */ | |
92 | {OFFSET(emu0), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
93 | /* GPIO3_8 - GPIO7 */ | |
94 | {OFFSET(emu1), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
95 | /* GPIO3_18 - GPIO8 */ | |
96 | {OFFSET(mcasp0_aclkr), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
97 | /* GPIO3_19 - GPIO9 */ | |
98 | {OFFSET(mcasp0_fsr), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
99 | /* GPIO3_20 - GPIO10 */ | |
100 | {OFFSET(mcasp0_axr1), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
101 | /* GPIO3_21 - GPIO11 */ | |
102 | {OFFSET(mcasp0_ahclkx), (MODE(7) | PULLUDDIS | RXACTIVE)}, | |
103 | /* GPIO2_28 - DRAM-strapping */ | |
104 | {OFFSET(mmc0_dat1), (MODE(7) | PULLUDEN | PULLUP_EN)}, | |
105 | /* GPIO2_4 - not routed (Pin U6) */ | |
106 | {OFFSET(gpmc_wen), (MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
107 | /* GPIO2_5 - not routed (Pin T6) */ | |
108 | {OFFSET(gpmc_be0n_cle), (MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
109 | /* GPIO2_28 - not routed (Pin G15) */ | |
110 | {OFFSET(mmc0_dat1), (MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
111 | /* GPIO3_18 - not routed (Pin B12) */ | |
112 | {OFFSET(mcasp0_aclkr), (MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
113 | {-1}, | |
114 | }; | |
115 | ||
116 | static struct module_pin_mux uart0_pin_mux[] = { | |
117 | /* UART0_RXD */ | |
118 | {OFFSET(uart0_rxd), (MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
119 | /* UART0_TXD */ | |
120 | {OFFSET(uart0_txd), (MODE(0) | PULLUDEN)}, | |
121 | {-1}, | |
122 | }; | |
123 | ||
124 | static struct module_pin_mux uart234_pin_mux[] = { | |
125 | /* UART2_RXD */ | |
126 | {OFFSET(mii1_txclk), (MODE(1) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
127 | /* UART2_TXD */ | |
128 | {OFFSET(mii1_rxclk), (MODE(1) | PULLUDEN)}, | |
129 | ||
130 | /* UART3_RXD */ | |
131 | {OFFSET(mii1_rxd3), (MODE(1) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
132 | /* UART3_TXD */ | |
133 | {OFFSET(mmc0_dat0), (MODE(3) | PULLUDEN)}, | |
134 | /* UART3_RTS */ | |
135 | {OFFSET(mmc0_cmd), (MODE(2) | PULLUDEN)}, | |
136 | /* UART3_CTS */ | |
137 | {OFFSET(mmc0_clk), (MODE(2) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
138 | ||
139 | /* UART4_RXD */ | |
140 | {OFFSET(mii1_txd3), (MODE(3) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
141 | /* UART4_TXD */ | |
142 | {OFFSET(mii1_txd2), (MODE(3) | PULLUDEN)}, | |
143 | /* UART4_RTS */ | |
144 | {OFFSET(mmc0_dat2), (MODE(3) | PULLUDEN)}, | |
145 | /* UART4_CTS */ | |
146 | {OFFSET(mmc0_dat3), (MODE(3) | PULLUDEN | PULLUP_EN | RXACTIVE)}, | |
147 | ||
148 | {-1}, | |
149 | }; | |
150 | ||
151 | static struct module_pin_mux i2c_pin_mux[] = { | |
152 | /* I2C0_DATA */ | |
153 | {OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)}, | |
154 | /* I2C0_SCLK */ | |
155 | {OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)}, | |
156 | /* I2C1_DATA */ | |
157 | {OFFSET(uart1_rxd), (MODE(3) | RXACTIVE | PULLUDEN | SLEWCTRL)}, | |
158 | /* I2C1_SCLK */ | |
159 | {OFFSET(uart1_txd), (MODE(3) | RXACTIVE | PULLUDEN | SLEWCTRL)}, | |
160 | {-1}, | |
161 | }; | |
162 | ||
163 | static struct module_pin_mux eth_pin_mux[] = { | |
164 | /* ETH1 */ | |
165 | {OFFSET(rmii1_refclk), MODE(0) | RXACTIVE}, /* ETH1_REFCLK */ | |
166 | {OFFSET(mii1_crs), MODE(1) | RXACTIVE}, /* RMII1_CRSDV */ | |
167 | {OFFSET(mii1_rxerr), MODE(1) | RXACTIVE}, /* RMII1_RXER */ | |
168 | {OFFSET(mii1_txen), MODE(1)}, /* RMII1_TXEN */ | |
169 | {OFFSET(mii1_rxd0), MODE(1) | RXACTIVE}, /* RMII1_RXD0 */ | |
170 | {OFFSET(mii1_rxd1), MODE(1) | RXACTIVE}, /* RMII1_RXD1 */ | |
171 | {OFFSET(mii1_txd0), MODE(1)}, /* RMII1_TXD0 */ | |
172 | {OFFSET(mii1_txd1), MODE(1)}, /* RMII1_TXD1 */ | |
173 | ||
174 | /* ETH2 */ | |
175 | {OFFSET(mii1_col), MODE(1) | RXACTIVE}, /* ETH2_REFCLK */ | |
176 | {OFFSET(gpmc_wait0), MODE(3) | RXACTIVE}, /* RMII2_CRSDV */ | |
177 | {OFFSET(gpmc_wpn), MODE(3) | RXACTIVE}, /* RMII2_RXER */ | |
178 | {OFFSET(gpmc_a0), MODE(3)}, /* RMII2_TXEN */ | |
179 | {OFFSET(gpmc_a11), MODE(3) | RXACTIVE}, /* RMII2_RXD0 */ | |
180 | {OFFSET(gpmc_a10), MODE(3) | RXACTIVE}, /* RMII2_RXD1 */ | |
181 | {OFFSET(gpmc_a5), MODE(3)}, /* RMII2_TXD0 */ | |
182 | {OFFSET(gpmc_a4), MODE(3)}, /* RMII2_TXD1 */ | |
183 | ||
184 | /* gpio2_19, gpio 3_4, not connected on board */ | |
185 | {OFFSET(mii1_rxd2), MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE}, | |
186 | {OFFSET(mii1_rxdv), MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE}, | |
187 | ||
188 | /* ETH Management */ | |
189 | {OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */ | |
190 | {OFFSET(mdio_clk), MODE(0) | PULLUP_EN}, /* MDIO_CLK */ | |
191 | ||
192 | {-1}, | |
193 | }; | |
194 | ||
195 | static struct module_pin_mux mmc1_pin_mux[] = { | |
196 | {OFFSET(gpmc_ad7), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT7 */ | |
197 | {OFFSET(gpmc_ad6), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT6 */ | |
198 | {OFFSET(gpmc_ad5), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT5 */ | |
199 | {OFFSET(gpmc_ad4), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT4 */ | |
200 | {OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */ | |
201 | {OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT2 */ | |
202 | {OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT1 */ | |
203 | {OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT0 */ | |
204 | {OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CLK */ | |
205 | {OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CMD */ | |
206 | {-1}, | |
207 | }; | |
208 | ||
209 | static struct module_pin_mux lcd_pin_mux[] = { | |
210 | {OFFSET(lcd_data0), (MODE(0) | PULLUDDIS)}, /* LCD-Data(0) */ | |
211 | {OFFSET(lcd_data1), (MODE(0) | PULLUDDIS)}, /* LCD-Data(1) */ | |
212 | {OFFSET(lcd_data2), (MODE(0) | PULLUDDIS)}, /* LCD-Data(2) */ | |
213 | {OFFSET(lcd_data3), (MODE(0) | PULLUDDIS)}, /* LCD-Data(3) */ | |
214 | {OFFSET(lcd_data4), (MODE(0) | PULLUDDIS)}, /* LCD-Data(4) */ | |
215 | {OFFSET(lcd_data5), (MODE(0) | PULLUDDIS)}, /* LCD-Data(5) */ | |
216 | {OFFSET(lcd_data6), (MODE(0) | PULLUDDIS)}, /* LCD-Data(6) */ | |
217 | {OFFSET(lcd_data7), (MODE(0) | PULLUDDIS)}, /* LCD-Data(7) */ | |
218 | {OFFSET(lcd_data8), (MODE(0) | PULLUDDIS)}, /* LCD-Data(8) */ | |
219 | {OFFSET(lcd_data9), (MODE(0) | PULLUDDIS)}, /* LCD-Data(9) */ | |
220 | {OFFSET(lcd_data10), (MODE(0) | PULLUDDIS)}, /* LCD-Data(10) */ | |
221 | {OFFSET(lcd_data11), (MODE(0) | PULLUDDIS)}, /* LCD-Data(11) */ | |
222 | {OFFSET(lcd_data12), (MODE(0) | PULLUDDIS)}, /* LCD-Data(12) */ | |
223 | {OFFSET(lcd_data13), (MODE(0) | PULLUDDIS)}, /* LCD-Data(13) */ | |
224 | {OFFSET(lcd_data14), (MODE(0) | PULLUDDIS)}, /* LCD-Data(14) */ | |
225 | {OFFSET(lcd_data15), (MODE(0) | PULLUDDIS)}, /* LCD-Data(15) */ | |
226 | ||
227 | {OFFSET(gpmc_ad8), (MODE(1) | PULLUDDIS)}, /* LCD-Data(16) */ | |
228 | {OFFSET(gpmc_ad9), (MODE(1) | PULLUDDIS)}, /* LCD-Data(17) */ | |
229 | {OFFSET(gpmc_ad10), (MODE(1) | PULLUDDIS)}, /* LCD-Data(18) */ | |
230 | {OFFSET(gpmc_ad11), (MODE(1) | PULLUDDIS)}, /* LCD-Data(19) */ | |
231 | {OFFSET(gpmc_ad12), (MODE(1) | PULLUDDIS)}, /* LCD-Data(20) */ | |
232 | {OFFSET(gpmc_ad13), (MODE(1) | PULLUDDIS)}, /* LCD-Data(21) */ | |
233 | {OFFSET(gpmc_ad14), (MODE(1) | PULLUDDIS)}, /* LCD-Data(22) */ | |
234 | {OFFSET(gpmc_ad15), (MODE(1) | PULLUDDIS)}, /* LCD-Data(23) */ | |
235 | ||
236 | {OFFSET(lcd_vsync), (MODE(0) | PULLUDDIS)}, /* LCD-VSync */ | |
237 | {OFFSET(lcd_hsync), (MODE(0) | PULLUDDIS)}, /* LCD-HSync */ | |
238 | {OFFSET(lcd_ac_bias_en), (MODE(0) | PULLUDDIS)},/* LCD-DE */ | |
239 | {OFFSET(lcd_pclk), (MODE(0) | PULLUDDIS)}, /* LCD-CLK */ | |
240 | ||
241 | {-1}, | |
242 | }; | |
243 | ||
244 | void enable_uart0_pin_mux(void) | |
245 | { | |
246 | configure_module_pin_mux(uart0_pin_mux); | |
247 | } | |
248 | ||
249 | void enable_i2c_pin_mux(void) | |
250 | { | |
251 | configure_module_pin_mux(i2c_pin_mux); | |
252 | } | |
253 | ||
254 | void enable_board_pin_mux(void) | |
255 | { | |
256 | configure_module_pin_mux(eth_pin_mux); | |
257 | configure_module_pin_mux(spi0_pin_mux); | |
258 | configure_module_pin_mux(spi1_pin_mux); | |
259 | configure_module_pin_mux(dcan0_pin_mux); | |
260 | configure_module_pin_mux(dcan1_pin_mux); | |
261 | configure_module_pin_mux(uart234_pin_mux); | |
262 | configure_module_pin_mux(mmc1_pin_mux); | |
263 | configure_module_pin_mux(lcd_pin_mux); | |
264 | configure_module_pin_mux(gpios); | |
265 | } |