diff options
Diffstat (limited to 'arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c deleted file mode 100644 index 0e6c0da..0000000 --- a/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c +++ /dev/null @@ -1,184 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Stelian Pop <stelian@popies.net> - * Lead Tech Design <www.leadtechdesign.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/arch/at91_common.h> -#include <asm/arch/at91_pmc.h> -#include <asm/arch/gpio.h> -#include <asm/io.h> - -/* - * if CONFIG_AT91_GPIO_PULLUP ist set, keep pullups on on all - * peripheral pins. Good to have if hardware is soldered optionally - * or in case of SPI no slave is selected. Avoid lines to float - * needlessly. Use a short local PUP define. - * - * Due to errata "TXD floats when CTS is inactive" pullups are always - * on for TXD pins. - */ -#ifdef CONFIG_AT91_GPIO_PULLUP -# define PUP CONFIG_AT91_GPIO_PULLUP -#else -# define PUP 0 -#endif - -void at91_serial0_hw_init(void) -{ - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTB, 19, 1); /* TXD0 */ - at91_set_a_periph(AT91_PIO_PORTB, 18, PUP); /* RXD0 */ - writel(1 << ATMEL_ID_USART0, &pmc->pcer); -} - -void at91_serial1_hw_init(void) -{ - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTB, 4, 1); /* TXD1 */ - at91_set_a_periph(AT91_PIO_PORTB, 5, PUP); /* RXD1 */ - writel(1 << ATMEL_ID_USART1, &pmc->pcer); -} - -void at91_serial2_hw_init(void) -{ - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTD, 6, 1); /* TXD2 */ - at91_set_a_periph(AT91_PIO_PORTD, 7, PUP); /* RXD2 */ - writel(1 << ATMEL_ID_USART2, &pmc->pcer); -} - -void at91_seriald_hw_init(void) -{ - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* DRXD */ - at91_set_a_periph(AT91_PIO_PORTB, 13, 1); /* DTXD */ - writel(1 << ATMEL_ID_SYS, &pmc->pcer); -} - -#if defined(CONFIG_HAS_DATAFLASH) || defined(CONFIG_ATMEL_SPI) -void at91_spi0_hw_init(unsigned long cs_mask) -{ - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTB, 0, PUP); /* SPI0_MISO */ - at91_set_a_periph(AT91_PIO_PORTB, 1, PUP); /* SPI0_MOSI */ - at91_set_a_periph(AT91_PIO_PORTB, 2, PUP); /* SPI0_SPCK */ - - /* Enable clock */ - writel(1 << ATMEL_ID_SPI0, &pmc->pcer); - - if (cs_mask & (1 << 0)) { - at91_set_a_periph(AT91_PIO_PORTB, 3, 1); - } - if (cs_mask & (1 << 1)) { - at91_set_b_periph(AT91_PIO_PORTB, 18, 1); - } - if (cs_mask & (1 << 2)) { - at91_set_b_periph(AT91_PIO_PORTB, 19, 1); - } - if (cs_mask & (1 << 3)) { - at91_set_b_periph(AT91_PIO_PORTD, 27, 1); - } - if (cs_mask & (1 << 4)) { - at91_set_pio_output(AT91_PIO_PORTB, 3, 1); - } - if (cs_mask & (1 << 5)) { - at91_set_pio_output(AT91_PIO_PORTB, 18, 1); - } - if (cs_mask & (1 << 6)) { - at91_set_pio_output(AT91_PIO_PORTB, 19, 1); - } - if (cs_mask & (1 << 7)) { - at91_set_pio_output(AT91_PIO_PORTD, 27, 1); - } -} - -void at91_spi1_hw_init(unsigned long cs_mask) -{ - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTB, 14, PUP); /* SPI1_MISO */ - at91_set_a_periph(AT91_PIO_PORTB, 15, PUP); /* SPI1_MOSI */ - at91_set_a_periph(AT91_PIO_PORTB, 16, PUP); /* SPI1_SPCK */ - - /* Enable clock */ - writel(1 << ATMEL_ID_SPI1, &pmc->pcer); - - if (cs_mask & (1 << 0)) { - at91_set_a_periph(AT91_PIO_PORTB, 17, 1); - } - if (cs_mask & (1 << 1)) { - at91_set_b_periph(AT91_PIO_PORTD, 28, 1); - } - if (cs_mask & (1 << 2)) { - at91_set_a_periph(AT91_PIO_PORTD, 18, 1); - } - if (cs_mask & (1 << 3)) { - at91_set_a_periph(AT91_PIO_PORTD, 19, 1); - } - if (cs_mask & (1 << 4)) { - at91_set_pio_output(AT91_PIO_PORTB, 17, 1); - } - if (cs_mask & (1 << 5)) { - at91_set_pio_output(AT91_PIO_PORTD, 28, 1); - } - if (cs_mask & (1 << 6)) { - at91_set_pio_output(AT91_PIO_PORTD, 18, 1); - } - if (cs_mask & (1 << 7)) { - at91_set_pio_output(AT91_PIO_PORTD, 19, 1); - } - -} -#endif - -#ifdef CONFIG_MACB -void at91_macb_hw_init(void) -{ - at91_set_a_periph(AT91_PIO_PORTA, 17, 0); /* ETXCK_EREFCK */ - at91_set_a_periph(AT91_PIO_PORTA, 15, 0); /* ERXDV */ - at91_set_a_periph(AT91_PIO_PORTA, 12, 0); /* ERX0 */ - at91_set_a_periph(AT91_PIO_PORTA, 13, 0); /* ERX1 */ - at91_set_a_periph(AT91_PIO_PORTA, 16, 0); /* ERXER */ - at91_set_a_periph(AT91_PIO_PORTA, 14, 0); /* ETXEN */ - at91_set_a_periph(AT91_PIO_PORTA, 10, 0); /* ETX0 */ - at91_set_a_periph(AT91_PIO_PORTA, 11, 0); /* ETX1 */ - at91_set_a_periph(AT91_PIO_PORTA, 19, 0); /* EMDIO */ - at91_set_a_periph(AT91_PIO_PORTA, 18, 0); /* EMDC */ -#ifndef CONFIG_RMII - at91_set_b_periph(AT91_PIO_PORTA, 29, 0); /* ECRS */ - at91_set_b_periph(AT91_PIO_PORTA, 30, 0); /* ECOL */ - at91_set_b_periph(AT91_PIO_PORTA, 8, 0); /* ERX2 */ - at91_set_b_periph(AT91_PIO_PORTA, 9, 0); /* ERX3 */ - at91_set_b_periph(AT91_PIO_PORTA, 28, 0); /* ERXCK */ - at91_set_b_periph(AT91_PIO_PORTA, 6, 0); /* ETX2 */ - at91_set_b_periph(AT91_PIO_PORTA, 7, 0); /* ETX3 */ - at91_set_b_periph(AT91_PIO_PORTA, 27, 0); /* ETXER */ -#endif -} -#endif - -#ifdef CONFIG_GENERIC_ATMEL_MCI -void at91_mci_hw_init(void) -{ - struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; - - at91_set_a_periph(AT91_PIO_PORTA, 0, 0); /* MCI0 CLK */ - at91_set_a_periph(AT91_PIO_PORTA, 1, 0); /* MCI0 CDA */ - at91_set_a_periph(AT91_PIO_PORTA, 2, 0); /* MCI0 DA0 */ - at91_set_a_periph(AT91_PIO_PORTA, 3, 0); /* MCI0 DA1 */ - at91_set_a_periph(AT91_PIO_PORTA, 4, 0); /* MCI0 DA2 */ - at91_set_a_periph(AT91_PIO_PORTA, 5, 0); /* MCI0 DA3 */ - - /* Enable clock */ - writel(1 << ATMEL_ID_MCI0, &pmc->pcer); -} -#endif |