xref: /OK3568_Linux_fs/u-boot/board/ti/am335x/mux.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * mux.c
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * This program is free software; you can redistribute it and/or
7*4882a593Smuzhiyun  * modify it under the terms of the GNU General Public License as
8*4882a593Smuzhiyun  * published by the Free Software Foundation version 2.
9*4882a593Smuzhiyun  *
10*4882a593Smuzhiyun  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11*4882a593Smuzhiyun  * kind, whether express or implied; without even the implied warranty
12*4882a593Smuzhiyun  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13*4882a593Smuzhiyun  * GNU General Public License for more details.
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #include <common.h>
17*4882a593Smuzhiyun #include <asm/arch/sys_proto.h>
18*4882a593Smuzhiyun #include <asm/arch/hardware.h>
19*4882a593Smuzhiyun #include <asm/arch/mux.h>
20*4882a593Smuzhiyun #include <asm/io.h>
21*4882a593Smuzhiyun #include <i2c.h>
22*4882a593Smuzhiyun #include "../common/board_detect.h"
23*4882a593Smuzhiyun #include "board.h"
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun static struct module_pin_mux uart0_pin_mux[] = {
26*4882a593Smuzhiyun 	{OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* UART0_RXD */
27*4882a593Smuzhiyun 	{OFFSET(uart0_txd), (MODE(0) | PULLUDEN)},		/* UART0_TXD */
28*4882a593Smuzhiyun 	{-1},
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun static struct module_pin_mux uart1_pin_mux[] = {
32*4882a593Smuzhiyun 	{OFFSET(uart1_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* UART1_RXD */
33*4882a593Smuzhiyun 	{OFFSET(uart1_txd), (MODE(0) | PULLUDEN)},		/* UART1_TXD */
34*4882a593Smuzhiyun 	{-1},
35*4882a593Smuzhiyun };
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun static struct module_pin_mux uart2_pin_mux[] = {
38*4882a593Smuzhiyun 	{OFFSET(spi0_sclk), (MODE(1) | PULLUP_EN | RXACTIVE)},	/* UART2_RXD */
39*4882a593Smuzhiyun 	{OFFSET(spi0_d0), (MODE(1) | PULLUDEN)},		/* UART2_TXD */
40*4882a593Smuzhiyun 	{-1},
41*4882a593Smuzhiyun };
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun static struct module_pin_mux uart3_pin_mux[] = {
44*4882a593Smuzhiyun 	{OFFSET(spi0_cs1), (MODE(1) | PULLUP_EN | RXACTIVE)},	/* UART3_RXD */
45*4882a593Smuzhiyun 	{OFFSET(ecap0_in_pwm0_out), (MODE(1) | PULLUDEN)},	/* UART3_TXD */
46*4882a593Smuzhiyun 	{-1},
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun static struct module_pin_mux uart4_pin_mux[] = {
50*4882a593Smuzhiyun 	{OFFSET(gpmc_wait0), (MODE(6) | PULLUP_EN | RXACTIVE)},	/* UART4_RXD */
51*4882a593Smuzhiyun 	{OFFSET(gpmc_wpn), (MODE(6) | PULLUDEN)},		/* UART4_TXD */
52*4882a593Smuzhiyun 	{-1},
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun static struct module_pin_mux uart5_pin_mux[] = {
56*4882a593Smuzhiyun 	{OFFSET(lcd_data9), (MODE(4) | PULLUP_EN | RXACTIVE)},	/* UART5_RXD */
57*4882a593Smuzhiyun 	{OFFSET(lcd_data8), (MODE(4) | PULLUDEN)},		/* UART5_TXD */
58*4882a593Smuzhiyun 	{-1},
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun static struct module_pin_mux mmc0_pin_mux[] = {
62*4882a593Smuzhiyun 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
63*4882a593Smuzhiyun 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
64*4882a593Smuzhiyun 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
65*4882a593Smuzhiyun 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
66*4882a593Smuzhiyun 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
67*4882a593Smuzhiyun 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
68*4882a593Smuzhiyun 	{OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)},		/* MMC0_WP */
69*4882a593Smuzhiyun 	{OFFSET(spi0_cs1), (MODE(7) | RXACTIVE | PULLUP_EN)},	/* GPIO0_6 */
70*4882a593Smuzhiyun 	{-1},
71*4882a593Smuzhiyun };
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun static struct module_pin_mux mmc0_no_cd_pin_mux[] = {
74*4882a593Smuzhiyun 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
75*4882a593Smuzhiyun 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
76*4882a593Smuzhiyun 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
77*4882a593Smuzhiyun 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
78*4882a593Smuzhiyun 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
79*4882a593Smuzhiyun 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
80*4882a593Smuzhiyun 	{OFFSET(mcasp0_aclkr), (MODE(4) | RXACTIVE)},		/* MMC0_WP */
81*4882a593Smuzhiyun 	{-1},
82*4882a593Smuzhiyun };
83*4882a593Smuzhiyun 
84*4882a593Smuzhiyun static struct module_pin_mux mmc0_pin_mux_sk_evm[] = {
85*4882a593Smuzhiyun 	{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT3 */
86*4882a593Smuzhiyun 	{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT2 */
87*4882a593Smuzhiyun 	{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT1 */
88*4882a593Smuzhiyun 	{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_DAT0 */
89*4882a593Smuzhiyun 	{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CLK */
90*4882a593Smuzhiyun 	{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)},	/* MMC0_CMD */
91*4882a593Smuzhiyun 	{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUP_EN)},	/* MMC0_CD */
92*4882a593Smuzhiyun 	{-1},
93*4882a593Smuzhiyun };
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun static struct module_pin_mux mmc1_pin_mux[] = {
96*4882a593Smuzhiyun 	{OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT3 */
97*4882a593Smuzhiyun 	{OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT2 */
98*4882a593Smuzhiyun 	{OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT1 */
99*4882a593Smuzhiyun 	{OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT0 */
100*4882a593Smuzhiyun 	{OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUP_EN)},	/* MMC1_CLK */
101*4882a593Smuzhiyun 	{OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)},	/* MMC1_CMD */
102*4882a593Smuzhiyun 	{OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUP_EN)},	/* MMC1_WP */
103*4882a593Smuzhiyun 	{OFFSET(gpmc_advn_ale), (MODE(7) | RXACTIVE | PULLUP_EN)},	/* MMC1_CD */
104*4882a593Smuzhiyun 	{-1},
105*4882a593Smuzhiyun };
106*4882a593Smuzhiyun 
107*4882a593Smuzhiyun static struct module_pin_mux i2c0_pin_mux[] = {
108*4882a593Smuzhiyun 	{OFFSET(i2c0_sda), (MODE(0) | RXACTIVE |
109*4882a593Smuzhiyun 			PULLUDEN | SLEWCTRL)}, /* I2C_DATA */
110*4882a593Smuzhiyun 	{OFFSET(i2c0_scl), (MODE(0) | RXACTIVE |
111*4882a593Smuzhiyun 			PULLUDEN | SLEWCTRL)}, /* I2C_SCLK */
112*4882a593Smuzhiyun 	{-1},
113*4882a593Smuzhiyun };
114*4882a593Smuzhiyun 
115*4882a593Smuzhiyun static struct module_pin_mux i2c1_pin_mux[] = {
116*4882a593Smuzhiyun 	{OFFSET(spi0_d1), (MODE(2) | RXACTIVE |
117*4882a593Smuzhiyun 			PULLUDEN | SLEWCTRL)},	/* I2C_DATA */
118*4882a593Smuzhiyun 	{OFFSET(spi0_cs0), (MODE(2) | RXACTIVE |
119*4882a593Smuzhiyun 			PULLUDEN | SLEWCTRL)},	/* I2C_SCLK */
120*4882a593Smuzhiyun 	{-1},
121*4882a593Smuzhiyun };
122*4882a593Smuzhiyun 
123*4882a593Smuzhiyun static struct module_pin_mux spi0_pin_mux[] = {
124*4882a593Smuzhiyun 	{OFFSET(spi0_sclk), (MODE(0) | RXACTIVE | PULLUDEN)},	/* SPI0_SCLK */
125*4882a593Smuzhiyun 	{OFFSET(spi0_d0), (MODE(0) | RXACTIVE |
126*4882a593Smuzhiyun 			PULLUDEN | PULLUP_EN)},			/* SPI0_D0 */
127*4882a593Smuzhiyun 	{OFFSET(spi0_d1), (MODE(0) | RXACTIVE | PULLUDEN)},	/* SPI0_D1 */
128*4882a593Smuzhiyun 	{OFFSET(spi0_cs0), (MODE(0) | RXACTIVE |
129*4882a593Smuzhiyun 			PULLUDEN | PULLUP_EN)},			/* SPI0_CS0 */
130*4882a593Smuzhiyun 	{-1},
131*4882a593Smuzhiyun };
132*4882a593Smuzhiyun 
133*4882a593Smuzhiyun static struct module_pin_mux gpio0_7_pin_mux[] = {
134*4882a593Smuzhiyun 	{OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDEN)},	/* GPIO0_7 */
135*4882a593Smuzhiyun 	{-1},
136*4882a593Smuzhiyun };
137*4882a593Smuzhiyun 
138*4882a593Smuzhiyun static struct module_pin_mux gpio0_18_pin_mux[] = {
139*4882a593Smuzhiyun 	{OFFSET(usb0_drvvbus), (MODE(7) | PULLUDEN)},	/* GPIO0_18 */
140*4882a593Smuzhiyun 	{-1},
141*4882a593Smuzhiyun };
142*4882a593Smuzhiyun 
143*4882a593Smuzhiyun static struct module_pin_mux rgmii1_pin_mux[] = {
144*4882a593Smuzhiyun 	{OFFSET(mii1_txen), MODE(2)},			/* RGMII1_TCTL */
145*4882a593Smuzhiyun 	{OFFSET(mii1_rxdv), MODE(2) | RXACTIVE},	/* RGMII1_RCTL */
146*4882a593Smuzhiyun 	{OFFSET(mii1_txd3), MODE(2)},			/* RGMII1_TD3 */
147*4882a593Smuzhiyun 	{OFFSET(mii1_txd2), MODE(2)},			/* RGMII1_TD2 */
148*4882a593Smuzhiyun 	{OFFSET(mii1_txd1), MODE(2)},			/* RGMII1_TD1 */
149*4882a593Smuzhiyun 	{OFFSET(mii1_txd0), MODE(2)},			/* RGMII1_TD0 */
150*4882a593Smuzhiyun 	{OFFSET(mii1_txclk), MODE(2)},			/* RGMII1_TCLK */
151*4882a593Smuzhiyun 	{OFFSET(mii1_rxclk), MODE(2) | RXACTIVE},	/* RGMII1_RCLK */
152*4882a593Smuzhiyun 	{OFFSET(mii1_rxd3), MODE(2) | RXACTIVE},	/* RGMII1_RD3 */
153*4882a593Smuzhiyun 	{OFFSET(mii1_rxd2), MODE(2) | RXACTIVE},	/* RGMII1_RD2 */
154*4882a593Smuzhiyun 	{OFFSET(mii1_rxd1), MODE(2) | RXACTIVE},	/* RGMII1_RD1 */
155*4882a593Smuzhiyun 	{OFFSET(mii1_rxd0), MODE(2) | RXACTIVE},	/* RGMII1_RD0 */
156*4882a593Smuzhiyun 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN},/* MDIO_DATA */
157*4882a593Smuzhiyun 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
158*4882a593Smuzhiyun 	{-1},
159*4882a593Smuzhiyun };
160*4882a593Smuzhiyun 
161*4882a593Smuzhiyun static struct module_pin_mux mii1_pin_mux[] = {
162*4882a593Smuzhiyun 	{OFFSET(mii1_rxerr), MODE(0) | RXACTIVE},	/* MII1_RXERR */
163*4882a593Smuzhiyun 	{OFFSET(mii1_txen), MODE(0)},			/* MII1_TXEN */
164*4882a593Smuzhiyun 	{OFFSET(mii1_rxdv), MODE(0) | RXACTIVE},	/* MII1_RXDV */
165*4882a593Smuzhiyun 	{OFFSET(mii1_txd3), MODE(0)},			/* MII1_TXD3 */
166*4882a593Smuzhiyun 	{OFFSET(mii1_txd2), MODE(0)},			/* MII1_TXD2 */
167*4882a593Smuzhiyun 	{OFFSET(mii1_txd1), MODE(0)},			/* MII1_TXD1 */
168*4882a593Smuzhiyun 	{OFFSET(mii1_txd0), MODE(0)},			/* MII1_TXD0 */
169*4882a593Smuzhiyun 	{OFFSET(mii1_txclk), MODE(0) | RXACTIVE},	/* MII1_TXCLK */
170*4882a593Smuzhiyun 	{OFFSET(mii1_rxclk), MODE(0) | RXACTIVE},	/* MII1_RXCLK */
171*4882a593Smuzhiyun 	{OFFSET(mii1_rxd3), MODE(0) | RXACTIVE},	/* MII1_RXD3 */
172*4882a593Smuzhiyun 	{OFFSET(mii1_rxd2), MODE(0) | RXACTIVE},	/* MII1_RXD2 */
173*4882a593Smuzhiyun 	{OFFSET(mii1_rxd1), MODE(0) | RXACTIVE},	/* MII1_RXD1 */
174*4882a593Smuzhiyun 	{OFFSET(mii1_rxd0), MODE(0) | RXACTIVE},	/* MII1_RXD0 */
175*4882a593Smuzhiyun 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
176*4882a593Smuzhiyun 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
177*4882a593Smuzhiyun 	{-1},
178*4882a593Smuzhiyun };
179*4882a593Smuzhiyun 
180*4882a593Smuzhiyun static struct module_pin_mux rmii1_pin_mux[] = {
181*4882a593Smuzhiyun 	{OFFSET(mdio_clk), MODE(0) | PULLUP_EN},	/* MDIO_CLK */
182*4882a593Smuzhiyun 	{OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
183*4882a593Smuzhiyun 	{OFFSET(mii1_crs), MODE(1) | RXACTIVE},		/* MII1_CRS */
184*4882a593Smuzhiyun 	{OFFSET(mii1_rxerr), MODE(1) | RXACTIVE},	/* MII1_RXERR */
185*4882a593Smuzhiyun 	{OFFSET(mii1_txen), MODE(1)},			/* MII1_TXEN */
186*4882a593Smuzhiyun 	{OFFSET(mii1_txd1), MODE(1)},			/* MII1_TXD1 */
187*4882a593Smuzhiyun 	{OFFSET(mii1_txd0), MODE(1)},			/* MII1_TXD0 */
188*4882a593Smuzhiyun 	{OFFSET(mii1_rxd1), MODE(1) | RXACTIVE},	/* MII1_RXD1 */
189*4882a593Smuzhiyun 	{OFFSET(mii1_rxd0), MODE(1) | RXACTIVE},	/* MII1_RXD0 */
190*4882a593Smuzhiyun 	{OFFSET(rmii1_refclk), MODE(0) | RXACTIVE},	/* RMII1_REFCLK */
191*4882a593Smuzhiyun 	{-1},
192*4882a593Smuzhiyun };
193*4882a593Smuzhiyun 
194*4882a593Smuzhiyun #ifdef CONFIG_NAND
195*4882a593Smuzhiyun static struct module_pin_mux nand_pin_mux[] = {
196*4882a593Smuzhiyun 	{OFFSET(gpmc_ad0),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD0  */
197*4882a593Smuzhiyun 	{OFFSET(gpmc_ad1),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD1  */
198*4882a593Smuzhiyun 	{OFFSET(gpmc_ad2),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD2  */
199*4882a593Smuzhiyun 	{OFFSET(gpmc_ad3),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD3  */
200*4882a593Smuzhiyun 	{OFFSET(gpmc_ad4),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD4  */
201*4882a593Smuzhiyun 	{OFFSET(gpmc_ad5),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD5  */
202*4882a593Smuzhiyun 	{OFFSET(gpmc_ad6),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD6  */
203*4882a593Smuzhiyun 	{OFFSET(gpmc_ad7),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD7  */
204*4882a593Smuzhiyun #ifdef CONFIG_SYS_NAND_BUSWIDTH_16BIT
205*4882a593Smuzhiyun 	{OFFSET(gpmc_ad8),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD8  */
206*4882a593Smuzhiyun 	{OFFSET(gpmc_ad9),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD9  */
207*4882a593Smuzhiyun 	{OFFSET(gpmc_ad10),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD10 */
208*4882a593Smuzhiyun 	{OFFSET(gpmc_ad11),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD11 */
209*4882a593Smuzhiyun 	{OFFSET(gpmc_ad12),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD12 */
210*4882a593Smuzhiyun 	{OFFSET(gpmc_ad13),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD13 */
211*4882a593Smuzhiyun 	{OFFSET(gpmc_ad14),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD14 */
212*4882a593Smuzhiyun 	{OFFSET(gpmc_ad15),	(MODE(0) | PULLUDDIS | RXACTIVE)}, /* AD15 */
213*4882a593Smuzhiyun #endif
214*4882a593Smuzhiyun 	{OFFSET(gpmc_wait0),	(MODE(0) | PULLUP_EN | RXACTIVE)}, /* nWAIT */
215*4882a593Smuzhiyun 	{OFFSET(gpmc_wpn),	(MODE(7) | PULLUP_EN)},		   /* nWP */
216*4882a593Smuzhiyun 	{OFFSET(gpmc_csn0),	(MODE(0) | PULLUP_EN)},		   /* nCS */
217*4882a593Smuzhiyun 	{OFFSET(gpmc_wen),	(MODE(0) | PULLDOWN_EN)},	   /* WEN */
218*4882a593Smuzhiyun 	{OFFSET(gpmc_oen_ren),	(MODE(0) | PULLDOWN_EN)},	   /* OE */
219*4882a593Smuzhiyun 	{OFFSET(gpmc_advn_ale),	(MODE(0) | PULLDOWN_EN)},	   /* ADV_ALE */
220*4882a593Smuzhiyun 	{OFFSET(gpmc_be0n_cle),	(MODE(0) | PULLDOWN_EN)},	   /* BE_CLE */
221*4882a593Smuzhiyun 	{-1},
222*4882a593Smuzhiyun };
223*4882a593Smuzhiyun #elif defined(CONFIG_NOR)
224*4882a593Smuzhiyun static struct module_pin_mux bone_norcape_pin_mux[] = {
225*4882a593Smuzhiyun 	{OFFSET(gpmc_a0), MODE(0) | PULLUDDIS},			/* NOR_A0 */
226*4882a593Smuzhiyun 	{OFFSET(gpmc_a1), MODE(0) | PULLUDDIS},			/* NOR_A1 */
227*4882a593Smuzhiyun 	{OFFSET(gpmc_a2), MODE(0) | PULLUDDIS},			/* NOR_A2 */
228*4882a593Smuzhiyun 	{OFFSET(gpmc_a3), MODE(0) | PULLUDDIS},			/* NOR_A3 */
229*4882a593Smuzhiyun 	{OFFSET(gpmc_a4), MODE(0) | PULLUDDIS},			/* NOR_A4 */
230*4882a593Smuzhiyun 	{OFFSET(gpmc_a5), MODE(0) | PULLUDDIS},			/* NOR_A5 */
231*4882a593Smuzhiyun 	{OFFSET(gpmc_a6), MODE(0) | PULLUDDIS},			/* NOR_A6 */
232*4882a593Smuzhiyun 	{OFFSET(gpmc_a7), MODE(0) | PULLUDDIS},			/* NOR_A7 */
233*4882a593Smuzhiyun 	{OFFSET(gpmc_ad0), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD0 */
234*4882a593Smuzhiyun 	{OFFSET(gpmc_ad1), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD1 */
235*4882a593Smuzhiyun 	{OFFSET(gpmc_ad2), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD2 */
236*4882a593Smuzhiyun 	{OFFSET(gpmc_ad3), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD3 */
237*4882a593Smuzhiyun 	{OFFSET(gpmc_ad4), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD4 */
238*4882a593Smuzhiyun 	{OFFSET(gpmc_ad5), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD5 */
239*4882a593Smuzhiyun 	{OFFSET(gpmc_ad6), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD6 */
240*4882a593Smuzhiyun 	{OFFSET(gpmc_ad7), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD7 */
241*4882a593Smuzhiyun 	{OFFSET(gpmc_ad8), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD8 */
242*4882a593Smuzhiyun 	{OFFSET(gpmc_ad9), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD9 */
243*4882a593Smuzhiyun 	{OFFSET(gpmc_ad10), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD10 */
244*4882a593Smuzhiyun 	{OFFSET(gpmc_ad11), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD11 */
245*4882a593Smuzhiyun 	{OFFSET(gpmc_ad12), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD12 */
246*4882a593Smuzhiyun 	{OFFSET(gpmc_ad13), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD13 */
247*4882a593Smuzhiyun 	{OFFSET(gpmc_ad14), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD14 */
248*4882a593Smuzhiyun 	{OFFSET(gpmc_ad15), MODE(0) | PULLUDDIS | RXACTIVE},	/* NOR_AD15 */
249*4882a593Smuzhiyun 	{OFFSET(gpmc_csn0), MODE(0) | PULLUDEN | PULLUP_EN},     /* CE */
250*4882a593Smuzhiyun 	{OFFSET(gpmc_advn_ale), MODE(0) | PULLUDEN | PULLDOWN_EN}, /* ALE */
251*4882a593Smuzhiyun 	{OFFSET(gpmc_oen_ren), MODE(0) | PULLUDEN | PULLDOWN_EN},/* OEn_REN */
252*4882a593Smuzhiyun 	{OFFSET(gpmc_be0n_cle), MODE(0) | PULLUDEN | PULLDOWN_EN},/* unused */
253*4882a593Smuzhiyun 	{OFFSET(gpmc_wen), MODE(0) | PULLUDEN | PULLDOWN_EN},    /* WEN */
254*4882a593Smuzhiyun 	{OFFSET(gpmc_wait0), MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE},/*WAIT*/
255*4882a593Smuzhiyun 	{-1},
256*4882a593Smuzhiyun };
257*4882a593Smuzhiyun #endif
258*4882a593Smuzhiyun 
259*4882a593Smuzhiyun static struct module_pin_mux uart3_icev2_pin_mux[] = {
260*4882a593Smuzhiyun 	{OFFSET(mii1_rxd3), (MODE(1) | PULLUP_EN | RXACTIVE)},	/* UART3_RXD */
261*4882a593Smuzhiyun 	{OFFSET(mii1_rxd2), MODE(1) | PULLUDEN},		/* UART3_TXD */
262*4882a593Smuzhiyun 	{-1},
263*4882a593Smuzhiyun };
264*4882a593Smuzhiyun 
265*4882a593Smuzhiyun #if defined(CONFIG_NOR_BOOT)
enable_norboot_pin_mux(void)266*4882a593Smuzhiyun void enable_norboot_pin_mux(void)
267*4882a593Smuzhiyun {
268*4882a593Smuzhiyun 	configure_module_pin_mux(bone_norcape_pin_mux);
269*4882a593Smuzhiyun }
270*4882a593Smuzhiyun #endif
271*4882a593Smuzhiyun 
enable_uart0_pin_mux(void)272*4882a593Smuzhiyun void enable_uart0_pin_mux(void)
273*4882a593Smuzhiyun {
274*4882a593Smuzhiyun 	configure_module_pin_mux(uart0_pin_mux);
275*4882a593Smuzhiyun }
276*4882a593Smuzhiyun 
enable_uart1_pin_mux(void)277*4882a593Smuzhiyun void enable_uart1_pin_mux(void)
278*4882a593Smuzhiyun {
279*4882a593Smuzhiyun 	configure_module_pin_mux(uart1_pin_mux);
280*4882a593Smuzhiyun }
281*4882a593Smuzhiyun 
enable_uart2_pin_mux(void)282*4882a593Smuzhiyun void enable_uart2_pin_mux(void)
283*4882a593Smuzhiyun {
284*4882a593Smuzhiyun 	configure_module_pin_mux(uart2_pin_mux);
285*4882a593Smuzhiyun }
286*4882a593Smuzhiyun 
enable_uart3_pin_mux(void)287*4882a593Smuzhiyun void enable_uart3_pin_mux(void)
288*4882a593Smuzhiyun {
289*4882a593Smuzhiyun 	configure_module_pin_mux(uart3_pin_mux);
290*4882a593Smuzhiyun }
291*4882a593Smuzhiyun 
enable_uart4_pin_mux(void)292*4882a593Smuzhiyun void enable_uart4_pin_mux(void)
293*4882a593Smuzhiyun {
294*4882a593Smuzhiyun 	configure_module_pin_mux(uart4_pin_mux);
295*4882a593Smuzhiyun }
296*4882a593Smuzhiyun 
enable_uart5_pin_mux(void)297*4882a593Smuzhiyun void enable_uart5_pin_mux(void)
298*4882a593Smuzhiyun {
299*4882a593Smuzhiyun 	configure_module_pin_mux(uart5_pin_mux);
300*4882a593Smuzhiyun }
301*4882a593Smuzhiyun 
enable_i2c0_pin_mux(void)302*4882a593Smuzhiyun void enable_i2c0_pin_mux(void)
303*4882a593Smuzhiyun {
304*4882a593Smuzhiyun 	configure_module_pin_mux(i2c0_pin_mux);
305*4882a593Smuzhiyun }
306*4882a593Smuzhiyun 
307*4882a593Smuzhiyun /*
308*4882a593Smuzhiyun  * The AM335x GP EVM, if daughter card(s) are connected, can have 8
309*4882a593Smuzhiyun  * different profiles.  These profiles determine what peripherals are
310*4882a593Smuzhiyun  * valid and need pinmux to be configured.
311*4882a593Smuzhiyun  */
312*4882a593Smuzhiyun #define PROFILE_NONE	0x0
313*4882a593Smuzhiyun #define PROFILE_0	(1 << 0)
314*4882a593Smuzhiyun #define PROFILE_1	(1 << 1)
315*4882a593Smuzhiyun #define PROFILE_2	(1 << 2)
316*4882a593Smuzhiyun #define PROFILE_3	(1 << 3)
317*4882a593Smuzhiyun #define PROFILE_4	(1 << 4)
318*4882a593Smuzhiyun #define PROFILE_5	(1 << 5)
319*4882a593Smuzhiyun #define PROFILE_6	(1 << 6)
320*4882a593Smuzhiyun #define PROFILE_7	(1 << 7)
321*4882a593Smuzhiyun #define PROFILE_MASK	0x7
322*4882a593Smuzhiyun #define PROFILE_ALL	0xFF
323*4882a593Smuzhiyun 
324*4882a593Smuzhiyun /* CPLD registers */
325*4882a593Smuzhiyun #define I2C_CPLD_ADDR	0x35
326*4882a593Smuzhiyun #define CFG_REG		0x10
327*4882a593Smuzhiyun 
detect_daughter_board_profile(void)328*4882a593Smuzhiyun static unsigned short detect_daughter_board_profile(void)
329*4882a593Smuzhiyun {
330*4882a593Smuzhiyun 	unsigned short val;
331*4882a593Smuzhiyun 
332*4882a593Smuzhiyun 	if (i2c_probe(I2C_CPLD_ADDR))
333*4882a593Smuzhiyun 		return PROFILE_NONE;
334*4882a593Smuzhiyun 
335*4882a593Smuzhiyun 	if (i2c_read(I2C_CPLD_ADDR, CFG_REG, 1, (unsigned char *)(&val), 2))
336*4882a593Smuzhiyun 		return PROFILE_NONE;
337*4882a593Smuzhiyun 
338*4882a593Smuzhiyun 	return (1 << (val & PROFILE_MASK));
339*4882a593Smuzhiyun }
340*4882a593Smuzhiyun 
enable_board_pin_mux(void)341*4882a593Smuzhiyun void enable_board_pin_mux(void)
342*4882a593Smuzhiyun {
343*4882a593Smuzhiyun 	/* Do board-specific muxes. */
344*4882a593Smuzhiyun 	if (board_is_bone()) {
345*4882a593Smuzhiyun 		/* Beaglebone pinmux */
346*4882a593Smuzhiyun 		configure_module_pin_mux(mii1_pin_mux);
347*4882a593Smuzhiyun 		configure_module_pin_mux(mmc0_pin_mux);
348*4882a593Smuzhiyun #if defined(CONFIG_NAND)
349*4882a593Smuzhiyun 		configure_module_pin_mux(nand_pin_mux);
350*4882a593Smuzhiyun #elif defined(CONFIG_NOR)
351*4882a593Smuzhiyun 		configure_module_pin_mux(bone_norcape_pin_mux);
352*4882a593Smuzhiyun #else
353*4882a593Smuzhiyun 		configure_module_pin_mux(mmc1_pin_mux);
354*4882a593Smuzhiyun #endif
355*4882a593Smuzhiyun 	} else if (board_is_gp_evm()) {
356*4882a593Smuzhiyun 		/* General Purpose EVM */
357*4882a593Smuzhiyun 		unsigned short profile = detect_daughter_board_profile();
358*4882a593Smuzhiyun 		configure_module_pin_mux(rgmii1_pin_mux);
359*4882a593Smuzhiyun 		configure_module_pin_mux(mmc0_pin_mux);
360*4882a593Smuzhiyun 		/* In profile #2 i2c1 and spi0 conflict. */
361*4882a593Smuzhiyun 		if (profile & ~PROFILE_2)
362*4882a593Smuzhiyun 			configure_module_pin_mux(i2c1_pin_mux);
363*4882a593Smuzhiyun 		/* Profiles 2 & 3 don't have NAND */
364*4882a593Smuzhiyun #ifdef CONFIG_NAND
365*4882a593Smuzhiyun 		if (profile & ~(PROFILE_2 | PROFILE_3))
366*4882a593Smuzhiyun 			configure_module_pin_mux(nand_pin_mux);
367*4882a593Smuzhiyun #endif
368*4882a593Smuzhiyun 		else if (profile == PROFILE_2) {
369*4882a593Smuzhiyun 			configure_module_pin_mux(mmc1_pin_mux);
370*4882a593Smuzhiyun 			configure_module_pin_mux(spi0_pin_mux);
371*4882a593Smuzhiyun 		}
372*4882a593Smuzhiyun 	} else if (board_is_idk()) {
373*4882a593Smuzhiyun 		/* Industrial Motor Control (IDK) */
374*4882a593Smuzhiyun 		configure_module_pin_mux(mii1_pin_mux);
375*4882a593Smuzhiyun 		configure_module_pin_mux(mmc0_no_cd_pin_mux);
376*4882a593Smuzhiyun 	} else if (board_is_evm_sk()) {
377*4882a593Smuzhiyun 		/* Starter Kit EVM */
378*4882a593Smuzhiyun 		configure_module_pin_mux(i2c1_pin_mux);
379*4882a593Smuzhiyun 		configure_module_pin_mux(gpio0_7_pin_mux);
380*4882a593Smuzhiyun 		configure_module_pin_mux(rgmii1_pin_mux);
381*4882a593Smuzhiyun 		configure_module_pin_mux(mmc0_pin_mux_sk_evm);
382*4882a593Smuzhiyun 	} else if (board_is_bone_lt()) {
383*4882a593Smuzhiyun 		/* Beaglebone LT pinmux */
384*4882a593Smuzhiyun 		configure_module_pin_mux(mii1_pin_mux);
385*4882a593Smuzhiyun 		configure_module_pin_mux(mmc0_pin_mux);
386*4882a593Smuzhiyun #if defined(CONFIG_NAND) && defined(CONFIG_EMMC_BOOT)
387*4882a593Smuzhiyun 		configure_module_pin_mux(nand_pin_mux);
388*4882a593Smuzhiyun #elif defined(CONFIG_NOR) && defined(CONFIG_EMMC_BOOT)
389*4882a593Smuzhiyun 		configure_module_pin_mux(bone_norcape_pin_mux);
390*4882a593Smuzhiyun #else
391*4882a593Smuzhiyun 		configure_module_pin_mux(mmc1_pin_mux);
392*4882a593Smuzhiyun #endif
393*4882a593Smuzhiyun 	} else if (board_is_icev2()) {
394*4882a593Smuzhiyun 		configure_module_pin_mux(mmc0_pin_mux);
395*4882a593Smuzhiyun 		configure_module_pin_mux(gpio0_18_pin_mux);
396*4882a593Smuzhiyun 		configure_module_pin_mux(uart3_icev2_pin_mux);
397*4882a593Smuzhiyun 		configure_module_pin_mux(rmii1_pin_mux);
398*4882a593Smuzhiyun 		configure_module_pin_mux(spi0_pin_mux);
399*4882a593Smuzhiyun 	} else {
400*4882a593Smuzhiyun 		/* Unknown board. We might still be able to boot. */
401*4882a593Smuzhiyun 		puts("Bad EEPROM or unknown board, cannot configure pinmux.");
402*4882a593Smuzhiyun 	}
403*4882a593Smuzhiyun }
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