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Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Heiko Schocherd8ccbe92016-06-07 08:31:25 +02002/*
3 * mux.c
4 *
5 * (C) Copyright 2016
6 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
7 *
8 * Based on:
9 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
Heiko Schocherd8ccbe92016-06-07 08:31:25 +020010 */
11
12#include <common.h>
13#include <asm/arch/sys_proto.h>
14#include <asm/arch/hardware.h>
15#include <asm/arch/mux.h>
16#include <asm/io.h>
17#include <i2c.h>
18#include "board.h"
19
20static struct module_pin_mux uart0_pin_mux[] = {
21 {OFFSET(uart0_rxd), (MODE(0) | PULLUDEN | RXACTIVE)}, /* UART0_RXD */
22 {OFFSET(uart0_txd), (MODE(0) | PULLUDDIS)}, /* UART0_TXD */
23 {OFFSET(uart0_ctsn), (MODE(0) | PULLUDEN | RXACTIVE)}, /* UART0_CTS */
24 {OFFSET(uart0_rtsn), (MODE(0) | PULLUDDIS)}, /* UART0_RTS */
25 {-1},
26};
27
28static struct module_pin_mux uart1_pin_mux[] = {
29 {OFFSET(uart1_rxd), (MODE(0) | PULLUDDIS | RXACTIVE)}, /* UART1_RXD */
30 {OFFSET(uart1_txd), (MODE(0) | PULLUDDIS)}, /* UART1_TXD */
31 {OFFSET(uart1_ctsn), (MODE(0) | PULLUDEN | RXACTIVE)}, /* UART1_CTS */
32 {OFFSET(uart1_rtsn), (MODE(0) | PULLUDDIS)}, /* UART1_RTS */
33 {-1},
34};
35
36static struct module_pin_mux uart2_pin_mux[] = {
37 {OFFSET(spi0_sclk), (MODE(1) | PULLUDDIS | RXACTIVE)}, /* UART2_RXD */
38 {OFFSET(spi0_d0), (MODE(1) | PULLUDDIS)}, /* UART2_TXD */
39 {-1},
40};
41
42static struct module_pin_mux spi1_pin_mux[] = {
43 {OFFSET(mcasp0_aclkx), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_SCLK */
44 {OFFSET(mcasp0_fsx), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_D0 */
45 {OFFSET(mcasp0_axr0), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_D1 */
46 {OFFSET(mcasp0_ahclkr), (MODE(3) | PULLUDEN | RXACTIVE)},/* SPI1_CS0 */
47 {-1},
48};
49
50static struct module_pin_mux uart4_pin_mux[] = {
51 {OFFSET(gpmc_wait0), (MODE(6) | PULLUP_EN | RXACTIVE)}, /* UART4_RXD */
52 {OFFSET(gpmc_wpn), (MODE(6) | PULLUP_EN)}, /* UART4_TXD */
53 {-1},
54};
55
56static struct module_pin_mux mmc0_pin_mux[] = {
57 {OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT3 */
58 {OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT2 */
59 {OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT1 */
60 {OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_DAT0 */
61 {OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */
62 {OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* MMC0_CMD */
63 {OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUDDIS)}, /* MMC0_CD */
64 {-1},
65};
66
67static struct module_pin_mux mmc1_pin_mux[] = {
68 {OFFSET(gpmc_ad7), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
69 {OFFSET(gpmc_ad6), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
70 {OFFSET(gpmc_ad5), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
71 {OFFSET(gpmc_ad4), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
72 {OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */
73 {OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT2 */
74 {OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT1 */
75 {OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT0 */
76 {OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUDDIS)}, /* MMC1_CLK */
77 {OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CMD */
78 {-1},
79};
80
81static struct module_pin_mux mmc2_pin_mux[] = {
82 {OFFSET(gpmc_ad12), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT0 */
83 {OFFSET(gpmc_ad13), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT1 */
84 {OFFSET(gpmc_ad14), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT2 */
85 {OFFSET(gpmc_ad15), (MODE(3) | PULLUDDIS | RXACTIVE)}, /* MMC2_DAT3 */
86 {OFFSET(gpmc_csn3), (MODE(3) | RXACTIVE | PULLUDDIS)}, /* MMC2_CMD */
87 {OFFSET(gpmc_clk), (MODE(3) | RXACTIVE | PULLUDDIS)}, /* MMC2_CLK */
88 {-1},
89};
90static struct module_pin_mux i2c0_pin_mux[] = {
91 {OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* I2C_DATA */
92 {OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDDIS)}, /* I2C_SCLK */
93 {-1},
94};
95
96static struct module_pin_mux gpio0_7_pin_mux[] = {
97 {OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUP_EN)}, /* GPIO0_7 */
98 {-1},
99};
100
101static struct module_pin_mux jtag_pin_mux[] = {
102 {OFFSET(xdma_event_intr0), (MODE(6) | RXACTIVE | PULLUDDIS)},
103 {OFFSET(xdma_event_intr1), (MODE(6) | RXACTIVE | PULLUDDIS)},
104 {OFFSET(nresetin_out), (MODE(0) | RXACTIVE | PULLUDDIS)},
105 {OFFSET(nnmi), (MODE(0) | RXACTIVE | PULLUDDIS)},
106 {OFFSET(tms), (MODE(0) | RXACTIVE | PULLUP_EN)},
107 {OFFSET(tdi), (MODE(0) | RXACTIVE | PULLUP_EN)},
108 {OFFSET(tdo), (MODE(0) | PULLUP_EN)},
109 {OFFSET(tck), (MODE(0) | RXACTIVE | PULLUP_EN)},
110 {OFFSET(ntrst), (MODE(0) | RXACTIVE)},
111 {OFFSET(emu0), (MODE(0) | RXACTIVE | PULLUP_EN)},
112 {OFFSET(emu1), (MODE(0) | RXACTIVE | PULLUP_EN)},
113 {OFFSET(pmic_power_en), (MODE(0) | PULLUP_EN)},
114 {OFFSET(rsvd2), (MODE(0) | PULLUP_EN)},
115 {OFFSET(rtc_porz), (MODE(0) | RXACTIVE | PULLUDDIS)},
116 {OFFSET(ext_wakeup), (MODE(0) | RXACTIVE)},
117 {OFFSET(enz_kaldo_1p8v), (MODE(0) | RXACTIVE | PULLUDDIS)},
118 {OFFSET(usb0_drvvbus), (MODE(0) | PULLUDEN)},
119 {OFFSET(usb1_drvvbus), (MODE(0) | PULLUDDIS)},
120 {-1},
121};
122
123static struct module_pin_mux gpio_pin_mux[] = {
124 {OFFSET(gpmc_ad8), (MODE(7) | PULLUDDIS)}, /* gpio0[22] - LED_PWR_BL (external pull-down) */
125 {OFFSET(gpmc_ad9), (MODE(7) | PULLUDDIS)}, /* gpio0[23] - LED_PWR_RD (external pull-down) */
126 {OFFSET(gpmc_ad10), (MODE(7) | PULLUDDIS)}, /* gpio0[26] - LED_LAN_RD (external pull-down) */
127 {OFFSET(gpmc_ad11), (MODE(7) | PULLUDDIS)}, /* gpio0[27] - #WIFI_RST (external pull-down) */
128 {OFFSET(gpmc_a0), (MODE(7) | PULLUDDIS)}, /* gpio1[16] - WIFI_REGEN */
129 {OFFSET(gpmc_a1), (MODE(7) | PULLUDDIS)}, /* gpio1[17] - LED_LAN_BL */
130 {OFFSET(gpmc_a2), (MODE(7) | PULLUDDIS)}, /* gpio1[18] - LED_Cloud_BL */
131 {OFFSET(gpmc_a3), (MODE(7) | PULLUDDIS)}, /* gpio1[19] - LED_PWM as GPIO */
132 {OFFSET(gpmc_a4), (MODE(7))}, /* gpio1[20] - #eMMC_RST */
133 {OFFSET(gpmc_a5), (MODE(7) | PULLUDDIS)}, /* gpio1[21] - #Z-Wave_RST */
134 {OFFSET(gpmc_a6), (MODE(7) | PULLUDDIS)}, /* gpio1[22] - ENOC_RST */
135 {OFFSET(gpmc_a7), (MODE(7) | PULLUP_EN)}, /* gpio1[23] - WIFI_MODE */
136 {OFFSET(gpmc_a8), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[24] - #BIDCOS_RST */
137 {OFFSET(gpmc_a9), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[25] - USR_BUTTON */
138 {OFFSET(gpmc_a10), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[26] - #USB1_OC */
139 {OFFSET(gpmc_a11), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[27] - BIDCOS_PROG */
140 {OFFSET(gpmc_be1n), (MODE(7) | PULLUP_EN)}, /* gpio1[28] - ZIGBEE_PC7 */
141 {OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUDDIS)}, /* gpio1[29] - RESET_BUTTON */
142 {OFFSET(gpmc_advn_ale), (MODE(7) | PULLUDDIS)}, /* gpio2[2] - LED_Cloud_RD */
143 {OFFSET(gpmc_oen_ren), (MODE(7) | PULLUDDIS | RXACTIVE)}, /* gpio2[3] - #WIFI_POR */
144 {OFFSET(gpmc_wen), (MODE(7) | PULLUDDIS)}, /* gpio2[4] - N/C */
145 {OFFSET(gpmc_be0n_cle), (MODE(7) | PULLUDDIS)}, /* gpio2[5] - EEPROM_WP */
146 {OFFSET(lcd_data0), (MODE(7) | PULLUDDIS)}, /* gpio2[6] */
147 {OFFSET(lcd_data1), (MODE(7) | PULLUDDIS)}, /* gpio2[7] */
148 {OFFSET(lcd_data2), (MODE(7) | PULLUDDIS)}, /* gpio2[8] */
149 {OFFSET(lcd_data3), (MODE(7) | PULLUDDIS)}, /* gpio2[9] */
150 {OFFSET(lcd_data4), (MODE(7) | PULLUDDIS)}, /* gpio2[10] */
151 {OFFSET(lcd_data5), (MODE(7) | PULLUDDIS)}, /* gpio2[11] */
152 {OFFSET(lcd_data6), (MODE(7) | PULLUDDIS)}, /* gpio2[12] */
153 {OFFSET(lcd_data7), (MODE(7) | PULLUDDIS)}, /* gpio2[13] */
154 {OFFSET(lcd_data8), (MODE(7) | PULLUDDIS)}, /* gpio2[14] */
155 {OFFSET(lcd_data9), (MODE(7) | PULLUDDIS)}, /* gpio2[15] */
156 {OFFSET(lcd_data10), (MODE(7) | PULLUDDIS)}, /* gpio2[16] */
157 {OFFSET(lcd_data11), (MODE(7) | PULLUDDIS)}, /* gpio2[17] */
158 {OFFSET(lcd_data12), (MODE(7) | PULLUDDIS)}, /* gpio0[8] */
159 {OFFSET(lcd_data13), (MODE(7) | PULLUDDIS)}, /* gpio0[9] */
160 {OFFSET(lcd_data14), (MODE(7) | PULLUDDIS)}, /* gpio0[10] */
161 {OFFSET(lcd_data15), (MODE(7) | PULLUDDIS)}, /* gpio0[11] */
162 {OFFSET(lcd_vsync), (MODE(7) | PULLUDDIS)}, /* gpio2[22] */
163 {OFFSET(lcd_hsync), (MODE(7) | PULLUDDIS)}, /* gpio2[23] */
164 {OFFSET(lcd_pclk), (MODE(7) | PULLUDDIS)}, /* gpio2[24] */
165 {OFFSET(lcd_ac_bias_en), (MODE(7) | PULLUDDIS)},/* gpio2[25] */
166 {OFFSET(spi0_d1), (MODE(7) | PULLUDDIS)}, /* gpio0[4] */
167 {OFFSET(spi0_cs0), (MODE(7) | PULLUDDIS)}, /* gpio0[5] */
168 {OFFSET(mcasp0_aclkr), (MODE(7) | PULLUDDIS)}, /* gpio3[18] - #ZIGBEE_RST */
169 {OFFSET(mcasp0_fsr), (MODE(7)) | PULLUDDIS}, /* gpio3[19] - ZIGBEE_BOOT */
170 {OFFSET(mcasp0_axr1), (MODE(7) | RXACTIVE)}, /* gpio3[19] - ZIGBEE_BOOT */
171 {OFFSET(mcasp0_ahclkx), (MODE(7) | RXACTIVE | PULLUP_EN)},/* gpio3[21] - ZIGBEE_PC5 */
172 {-1},
173};
174
175static struct module_pin_mux mii1_pin_mux[] = {
176 {OFFSET(mii1_col), MODE(0) | RXACTIVE},
177 {OFFSET(mii1_crs), MODE(0) | RXACTIVE},
178 {OFFSET(mii1_rxerr), MODE(0) | RXACTIVE},
179 {OFFSET(mii1_txen), MODE(0)},
180 {OFFSET(mii1_rxdv), MODE(0) | RXACTIVE},
181 {OFFSET(mii1_txd3), MODE(0)},
182 {OFFSET(mii1_txd2), MODE(0)},
183 {OFFSET(mii1_txd1), MODE(0) | RXACTIVE},
184 {OFFSET(mii1_txd0), MODE(0) | RXACTIVE},
185 {OFFSET(mii1_txclk), MODE(0) | RXACTIVE},
186 {OFFSET(mii1_rxclk), MODE(0) | RXACTIVE},
187 {OFFSET(mii1_rxd3), MODE(0) | RXACTIVE},
188 {OFFSET(mii1_rxd2), MODE(0) | RXACTIVE},
189 {OFFSET(mii1_rxd1), MODE(0) | RXACTIVE},
190 {OFFSET(mii1_rxd0), MODE(0) | RXACTIVE},
191 {OFFSET(rmii1_refclk), MODE(7) | RXACTIVE},
192 {OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},
193 {OFFSET(mdio_clk), MODE(0) | PULLUP_EN},
194 {-1},
195};
196
197static struct module_pin_mux pwm_pin_mux[] = {
198 {OFFSET(gpmc_a3), (MODE(6) | PULLUDDIS)},
199 {-1},
200};
201
202void enable_uart0_pin_mux(void)
203{
204 configure_module_pin_mux(uart0_pin_mux);
205}
206
207void enable_uart1_pin_mux(void)
208{
209 configure_module_pin_mux(uart1_pin_mux);
210}
211
212void enable_uart2_pin_mux(void)
213{
214 configure_module_pin_mux(uart2_pin_mux);
215}
216
217void enable_uart3_pin_mux(void)
218{
219}
220
221void enable_uart4_pin_mux(void)
222{
223 configure_module_pin_mux(uart4_pin_mux);
224}
225
226void enable_uart5_pin_mux(void)
227{
228}
229
230void enable_i2c0_pin_mux(void)
231{
232 configure_module_pin_mux(i2c0_pin_mux);
233}
234
235void enable_shc_board_pwm_pin_mux(void)
236{
237 configure_module_pin_mux(pwm_pin_mux);
238}
239
240void enable_shc_board_pin_mux(void)
241{
242 /* Do board-specific muxes. */
243 if (board_is_c3_sample() || board_is_series()) {
244 configure_module_pin_mux(mii1_pin_mux);
245 configure_module_pin_mux(mmc0_pin_mux);
246 configure_module_pin_mux(mmc1_pin_mux);
247 configure_module_pin_mux(mmc2_pin_mux);
248 configure_module_pin_mux(i2c0_pin_mux);
249 configure_module_pin_mux(gpio0_7_pin_mux);
250 configure_module_pin_mux(gpio_pin_mux);
251 configure_module_pin_mux(uart1_pin_mux);
252 configure_module_pin_mux(uart2_pin_mux);
253 configure_module_pin_mux(uart4_pin_mux);
254 configure_module_pin_mux(spi1_pin_mux);
255 configure_module_pin_mux(jtag_pin_mux);
256 } else {
257 puts("Unknown board, cannot configure pinmux.");
258 hang();
259 }
260}