2 * Copyright (C) 2006 Atmel Corporation
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #include <asm/arch/gpio.h>
27 * Lots of small functions here. We depend on --gc-sections getting
28 * rid of the ones we don't need.
30 void gpio_enable_ebi(void)
33 #ifndef CFG_SDRAM_16BIT
34 gpio_select_periph_A(GPIO_PIN_PE0, 0);
35 gpio_select_periph_A(GPIO_PIN_PE1, 0);
36 gpio_select_periph_A(GPIO_PIN_PE2, 0);
37 gpio_select_periph_A(GPIO_PIN_PE3, 0);
38 gpio_select_periph_A(GPIO_PIN_PE4, 0);
39 gpio_select_periph_A(GPIO_PIN_PE5, 0);
40 gpio_select_periph_A(GPIO_PIN_PE6, 0);
41 gpio_select_periph_A(GPIO_PIN_PE7, 0);
42 gpio_select_periph_A(GPIO_PIN_PE8, 0);
43 gpio_select_periph_A(GPIO_PIN_PE9, 0);
44 gpio_select_periph_A(GPIO_PIN_PE10, 0);
45 gpio_select_periph_A(GPIO_PIN_PE11, 0);
46 gpio_select_periph_A(GPIO_PIN_PE12, 0);
47 gpio_select_periph_A(GPIO_PIN_PE13, 0);
48 gpio_select_periph_A(GPIO_PIN_PE14, 0);
49 gpio_select_periph_A(GPIO_PIN_PE15, 0);
51 gpio_select_periph_A(GPIO_PIN_PE26, 0);
55 void gpio_enable_usart0(void)
57 gpio_select_periph_B(GPIO_PIN_PA8, 0);
58 gpio_select_periph_B(GPIO_PIN_PA9, 0);
61 void gpio_enable_usart1(void)
63 gpio_select_periph_A(GPIO_PIN_PA17, 0);
64 gpio_select_periph_A(GPIO_PIN_PA18, 0);
67 void gpio_enable_usart2(void)
69 gpio_select_periph_B(GPIO_PIN_PB26, 0);
70 gpio_select_periph_B(GPIO_PIN_PB27, 0);
73 void gpio_enable_usart3(void)
75 gpio_select_periph_B(GPIO_PIN_PB18, 0);
76 gpio_select_periph_B(GPIO_PIN_PB19, 0);
79 void gpio_enable_macb0(void)
81 gpio_select_periph_A(GPIO_PIN_PC3, 0); /* TXD0 */
82 gpio_select_periph_A(GPIO_PIN_PC4, 0); /* TXD1 */
83 gpio_select_periph_A(GPIO_PIN_PC7, 0); /* TXEN */
84 gpio_select_periph_A(GPIO_PIN_PC8, 0); /* TXCK */
85 gpio_select_periph_A(GPIO_PIN_PC9, 0); /* RXD0 */
86 gpio_select_periph_A(GPIO_PIN_PC10, 0); /* RXD1 */
87 gpio_select_periph_A(GPIO_PIN_PC13, 0); /* RXER */
88 gpio_select_periph_A(GPIO_PIN_PC15, 0); /* RXDV */
89 gpio_select_periph_A(GPIO_PIN_PC16, 0); /* MDC */
90 gpio_select_periph_A(GPIO_PIN_PC17, 0); /* MDIO */
91 #if !defined(CONFIG_RMII)
92 gpio_select_periph_A(GPIO_PIN_PC0, 0); /* COL */
93 gpio_select_periph_A(GPIO_PIN_PC1, 0); /* CRS */
94 gpio_select_periph_A(GPIO_PIN_PC2, 0); /* TXER */
95 gpio_select_periph_A(GPIO_PIN_PC5, 0); /* TXD2 */
96 gpio_select_periph_A(GPIO_PIN_PC6, 0); /* TXD3 */
97 gpio_select_periph_A(GPIO_PIN_PC11, 0); /* RXD2 */
98 gpio_select_periph_A(GPIO_PIN_PC12, 0); /* RXD3 */
99 gpio_select_periph_A(GPIO_PIN_PC14, 0); /* RXCK */
100 gpio_select_periph_A(GPIO_PIN_PC18, 0); /* SPD */
104 void gpio_enable_macb1(void)
106 gpio_select_periph_B(GPIO_PIN_PD13, 0); /* TXD0 */
107 gpio_select_periph_B(GPIO_PIN_PD14, 0); /* TXD1 */
108 gpio_select_periph_B(GPIO_PIN_PD11, 0); /* TXEN */
109 gpio_select_periph_B(GPIO_PIN_PD12, 0); /* TXCK */
110 gpio_select_periph_B(GPIO_PIN_PD10, 0); /* RXD0 */
111 gpio_select_periph_B(GPIO_PIN_PD6, 0); /* RXD1 */
112 gpio_select_periph_B(GPIO_PIN_PD5, 0); /* RXER */
113 gpio_select_periph_B(GPIO_PIN_PD4, 0); /* RXDV */
114 gpio_select_periph_B(GPIO_PIN_PD3, 0); /* MDC */
115 gpio_select_periph_B(GPIO_PIN_PD2, 0); /* MDIO */
116 #if !defined(CONFIG_RMII)
117 gpio_select_periph_B(GPIO_PIN_PC19, 0); /* COL */
118 gpio_select_periph_B(GPIO_PIN_PC23, 0); /* CRS */
119 gpio_select_periph_B(GPIO_PIN_PC26, 0); /* TXER */
120 gpio_select_periph_B(GPIO_PIN_PC27, 0); /* TXD2 */
121 gpio_select_periph_B(GPIO_PIN_PC28, 0); /* TXD3 */
122 gpio_select_periph_B(GPIO_PIN_PC29, 0); /* RXD2 */
123 gpio_select_periph_B(GPIO_PIN_PC30, 0); /* RXD3 */
124 gpio_select_periph_B(GPIO_PIN_PC24, 0); /* RXCK */
125 gpio_select_periph_B(GPIO_PIN_PD15, 0); /* SPD */
129 void gpio_enable_mmci(void)
131 gpio_select_periph_A(GPIO_PIN_PA10, 0); /* CLK */
132 gpio_select_periph_A(GPIO_PIN_PA11, 0); /* CMD */
133 gpio_select_periph_A(GPIO_PIN_PA12, 0); /* DATA0 */
134 gpio_select_periph_A(GPIO_PIN_PA13, 0); /* DATA1 */
135 gpio_select_periph_A(GPIO_PIN_PA14, 0); /* DATA2 */
136 gpio_select_periph_A(GPIO_PIN_PA15, 0); /* DATA3 */