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AT91: Makes AT91SAM9263 SoC build correctly against u-boot-atmel/master

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Rework for AT91SAM9263 SoC, makes it build again.
Based on the work for AT91SAM9260-EK.

Signed-off-by: Hong Xu <hong.xu@atmel.com>
Signed-off-by: Reinhard Meyer <uboot@emk-elektronik.de>
This commit is contained in:
Xu, Hong
2011-06-10 21:31:25 +00:00
committed by U-Boot
parent f7aea46d6a
commit ffa280fa53
5 changed files with 83 additions and 118 deletions
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38
arch/arm/cpu/arm926ejs/at91/at91sam9263_devices.c
View File

@@ -28,17 +28,31 @@
#include <common.h>
#include <asm/io.h>
#include <asm/arch/hardware.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_pio.h>
#include <asm/arch/gpio.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_PORTA, 26, 1); /* TXD0 */
at91_set_a_periph(AT91_PIO_PORTA, 27, 0); /* RXD0 */
at91_set_a_periph(AT91_PIO_PORTA, 27, PUP); /* RXD0 */
writel(1 << ATMEL_ID_USART0, &pmc->pcer);
}
@@ -47,7 +61,7 @@ void at91_serial1_hw_init(void)
at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTD, 0, 1); /* TXD1 */
at91_set_a_periph(AT91_PIO_PORTD, 1, 0); /* RXD1 */
at91_set_a_periph(AT91_PIO_PORTD, 1, PUP); /* RXD1 */
writel(1 << ATMEL_ID_USART1, &pmc->pcer);
}
@@ -56,7 +70,7 @@ void at91_serial2_hw_init(void)
at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTD, 2, 1); /* TXD2 */
at91_set_a_periph(AT91_PIO_PORTD, 3, 0); /* RXD2 */
at91_set_a_periph(AT91_PIO_PORTD, 3, PUP); /* RXD2 */
writel(1 << ATMEL_ID_USART2, &pmc->pcer);
}
@@ -64,7 +78,7 @@ void at91_seriald_hw_init(void)
{
at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTC, 30, 0); /* DRXD */
at91_set_a_periph(AT91_PIO_PORTC, 30, PUP); /* DRXD */
at91_set_a_periph(AT91_PIO_PORTC, 31, 1); /* DTXD */
writel(1 << ATMEL_ID_SYS, &pmc->pcer);
}
@@ -74,9 +88,9 @@ void at91_spi0_hw_init(unsigned long cs_mask)
{
at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_b_periph(AT91_PIO_PORTA, 0, 0); /* SPI0_MISO */
at91_set_b_periph(AT91_PIO_PORTA, 1, 0); /* SPI0_MOSI */
at91_set_b_periph(AT91_PIO_PORTA, 2, 0); /* SPI0_SPCK */
at91_set_b_periph(AT91_PIO_PORTA, 0, PUP); /* SPI0_MISO */
at91_set_b_periph(AT91_PIO_PORTA, 1, PUP); /* SPI0_MOSI */
at91_set_b_periph(AT91_PIO_PORTA, 2, PUP); /* SPI0_SPCK */
/* Enable clock */
writel(1 << ATMEL_ID_SPI0, &pmc->pcer);
@@ -111,9 +125,9 @@ 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, 12, 0); /* SPI1_MISO */
at91_set_a_periph(AT91_PIO_PORTB, 13, 0); /* SPI1_MOSI */
at91_set_a_periph(AT91_PIO_PORTB, 14, 0); /* SPI1_SPCK */
at91_set_a_periph(AT91_PIO_PORTB, 12, PUP); /* SPI1_MISO */
at91_set_a_periph(AT91_PIO_PORTB, 13, PUP); /* SPI1_MOSI */
at91_set_a_periph(AT91_PIO_PORTB, 14, PUP); /* SPI1_SPCK */
/* Enable clock */
writel(1 << ATMEL_ID_SPI1, &pmc->pcer);

2
arch/arm/cpu/arm926ejs/at91/lowlevel_init.S
View File

@@ -35,7 +35,7 @@
#include <asm/arch/at91sam9_sdramc.h>
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_rstc.h>
#ifdef CONFIG_AT91_LEGACY
#ifdef CONFIG_ATMEL_LEGACY
#include <asm/arch/at91sam9_matrix.h>
#endif
#ifndef CONFIG_SYS_MATRIX_EBICSA_VAL