blob: 9f98ce7a45ca932e102904ffc188c2aa0ebdce09 [file] [log] [blame]
Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Wu, Josh3f338c12013-04-16 23:42:44 +00002/*
3 * (C) Copyright 2013 Atmel Corporation
4 * Josh Wu <josh.wu@atmel.com>
Wu, Josh3f338c12013-04-16 23:42:44 +00005 */
6
7#include <common.h>
8#include <asm/io.h>
9#include <asm/arch/at91_common.h>
Wu, Josh3f338c12013-04-16 23:42:44 +000010#include <asm/arch/at91_pio.h>
Wenyou Yang57b7f292016-02-03 10:16:49 +080011#include <asm/arch/clk.h>
Wu, Josh3f338c12013-04-16 23:42:44 +000012
13unsigned int has_lcdc()
14{
15 return 1;
16}
17
18void at91_serial0_hw_init(void)
19{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080020 at91_pio3_set_a_periph(AT91_PIO_PORTA, 0, 1); /* TXD0 */
21 at91_pio3_set_a_periph(AT91_PIO_PORTA, 1, 0); /* RXD0 */
Wenyou Yang57b7f292016-02-03 10:16:49 +080022 at91_periph_clk_enable(ATMEL_ID_USART0);
Wu, Josh3f338c12013-04-16 23:42:44 +000023}
24
25void at91_serial1_hw_init(void)
26{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080027 at91_pio3_set_a_periph(AT91_PIO_PORTA, 5, 1); /* TXD1 */
28 at91_pio3_set_a_periph(AT91_PIO_PORTA, 6, 0); /* RXD1 */
Wenyou Yang57b7f292016-02-03 10:16:49 +080029 at91_periph_clk_enable(ATMEL_ID_USART1);
Wu, Josh3f338c12013-04-16 23:42:44 +000030}
31
32void at91_serial2_hw_init(void)
33{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080034 at91_pio3_set_a_periph(AT91_PIO_PORTA, 7, 1); /* TXD2 */
35 at91_pio3_set_a_periph(AT91_PIO_PORTA, 8, 0); /* RXD2 */
Wenyou Yang57b7f292016-02-03 10:16:49 +080036 at91_periph_clk_enable(ATMEL_ID_USART2);
Wu, Josh3f338c12013-04-16 23:42:44 +000037}
38
39void at91_serial3_hw_init(void)
40{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080041 at91_pio3_set_b_periph(AT91_PIO_PORTC, 22, 1); /* TXD3 */
42 at91_pio3_set_b_periph(AT91_PIO_PORTC, 23, 0); /* RXD3 */
Wenyou Yang57b7f292016-02-03 10:16:49 +080043 at91_periph_clk_enable(ATMEL_ID_USART3);
Wu, Josh3f338c12013-04-16 23:42:44 +000044}
45
46void at91_seriald_hw_init(void)
47{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080048 at91_pio3_set_a_periph(AT91_PIO_PORTA, 10, 1); /* DTXD */
49 at91_pio3_set_a_periph(AT91_PIO_PORTA, 9, 0); /* DRXD */
Wenyou Yang57b7f292016-02-03 10:16:49 +080050 at91_periph_clk_enable(ATMEL_ID_SYS);
Wu, Josh3f338c12013-04-16 23:42:44 +000051}
52
53#ifdef CONFIG_ATMEL_SPI
54void at91_spi0_hw_init(unsigned long cs_mask)
55{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080056 at91_pio3_set_a_periph(AT91_PIO_PORTA, 11, 0); /* SPI0_MISO */
57 at91_pio3_set_a_periph(AT91_PIO_PORTA, 12, 0); /* SPI0_MOSI */
58 at91_pio3_set_a_periph(AT91_PIO_PORTA, 13, 0); /* SPI0_SPCK */
Wu, Josh3f338c12013-04-16 23:42:44 +000059
Wenyou Yang57b7f292016-02-03 10:16:49 +080060 at91_periph_clk_enable(ATMEL_ID_SPI0);
Wu, Josh3f338c12013-04-16 23:42:44 +000061
62 if (cs_mask & (1 << 0))
63 at91_set_pio_output(AT91_PIO_PORTA, 14, 1);
64 if (cs_mask & (1 << 1))
65 at91_set_pio_output(AT91_PIO_PORTA, 7, 1);
66 if (cs_mask & (1 << 2))
67 at91_set_pio_output(AT91_PIO_PORTA, 1, 1);
68 if (cs_mask & (1 << 3))
69 at91_set_pio_output(AT91_PIO_PORTB, 3, 1);
70}
71
72void at91_spi1_hw_init(unsigned long cs_mask)
73{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080074 at91_pio3_set_b_periph(AT91_PIO_PORTA, 21, 0); /* SPI1_MISO */
75 at91_pio3_set_b_periph(AT91_PIO_PORTA, 22, 0); /* SPI1_MOSI */
76 at91_pio3_set_b_periph(AT91_PIO_PORTA, 23, 0); /* SPI1_SPCK */
Wu, Josh3f338c12013-04-16 23:42:44 +000077
Wenyou Yang57b7f292016-02-03 10:16:49 +080078 at91_periph_clk_enable(ATMEL_ID_SPI1);
Wu, Josh3f338c12013-04-16 23:42:44 +000079
80 if (cs_mask & (1 << 0))
81 at91_set_pio_output(AT91_PIO_PORTA, 8, 1);
82 if (cs_mask & (1 << 1))
83 at91_set_pio_output(AT91_PIO_PORTA, 0, 1);
84 if (cs_mask & (1 << 2))
85 at91_set_pio_output(AT91_PIO_PORTA, 31, 1);
86 if (cs_mask & (1 << 3))
87 at91_set_pio_output(AT91_PIO_PORTA, 30, 1);
88}
89#endif
90
91void at91_mci_hw_init(void)
92{
Wenyou Yang4a92a3e2017-03-23 12:44:36 +080093 at91_pio3_set_a_periph(AT91_PIO_PORTA, 17, 0); /* MCCK */
94 at91_pio3_set_a_periph(AT91_PIO_PORTA, 16, 0); /* MCCDA */
95 at91_pio3_set_a_periph(AT91_PIO_PORTA, 15, 0); /* MCDA0 */
96 at91_pio3_set_a_periph(AT91_PIO_PORTA, 18, 0); /* MCDA1 */
97 at91_pio3_set_a_periph(AT91_PIO_PORTA, 19, 0); /* MCDA2 */
98 at91_pio3_set_a_periph(AT91_PIO_PORTA, 20, 0); /* MCDA3 */
Wu, Josh3f338c12013-04-16 23:42:44 +000099
Wenyou Yang57b7f292016-02-03 10:16:49 +0800100 at91_periph_clk_enable(ATMEL_ID_HSMCI0);
Wu, Josh3f338c12013-04-16 23:42:44 +0000101}