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arm: atmel: add gmac support for sama5d3xek board

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add gmac support for sama5d3xek board, the gmac embedded in:
  - sama5d33, sama5d34, sama5d35

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Bo Shen 2013-06-26 10:11:06 +08:00 committed by Andreas Bießmann
parent 8314ccd8d4
commit e08d6f3aaf
4 changed files with 50 additions and 0 deletions
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24
arch/arm/cpu/armv7/at91/sama5d3_devices.c
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@ -144,6 +144,30 @@ void at91_macb_hw_init(void)
/* Enable clock */
at91_periph_clk_enable(ATMEL_ID_EMAC);
}
void at91_gmac_hw_init(void)
{
at91_set_a_periph(AT91_PIO_PORTB, 0, 0); /* GTX0 */
at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* GTX1 */
at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* GTX2 */
at91_set_a_periph(AT91_PIO_PORTB, 3, 0); /* GTX3 */
at91_set_a_periph(AT91_PIO_PORTB, 4, 0); /* GRX0 */
at91_set_a_periph(AT91_PIO_PORTB, 5, 0); /* GRX1 */
at91_set_a_periph(AT91_PIO_PORTB, 6, 0); /* GRX2 */
at91_set_a_periph(AT91_PIO_PORTB, 7, 0); /* GRX3 */
at91_set_a_periph(AT91_PIO_PORTB, 8, 0); /* GTXCK */
at91_set_a_periph(AT91_PIO_PORTB, 9, 0); /* GTXEN */
at91_set_a_periph(AT91_PIO_PORTB, 11, 0); /* GRXCK */
at91_set_a_periph(AT91_PIO_PORTB, 13, 0); /* GRXER */
at91_set_a_periph(AT91_PIO_PORTB, 16, 0); /* GMDC */
at91_set_a_periph(AT91_PIO_PORTB, 17, 0); /* GMDIO */
at91_set_a_periph(AT91_PIO_PORTB, 18, 0); /* G125CK */
/* Enable clock */
at91_periph_clk_enable(ATMEL_ID_GMAC);
}
#endif
#ifdef CONFIG_LCD

1
arch/arm/include/asm/arch-at91/at91_common.h
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@ -10,6 +10,7 @@
#define AT91_COMMON_H
void at91_can_hw_init(void);
void at91_gmac_hw_init(void);
void at91_macb_hw_init(void);
void at91_mci_hw_init(void);
void at91_serial0_hw_init(void);

20
board/atmel/sama5d3xek/sama5d3xek.c
View File

@ -17,6 +17,7 @@
#include <lcd.h>
#include <atmel_lcdc.h>
#include <atmel_mci.h>
#include <micrel.h>
#include <net.h>
#include <netdev.h>
@ -178,6 +179,8 @@ int board_init(void)
#ifdef CONFIG_MACB
if (has_emac())
at91_macb_hw_init();
if (has_gmac())
at91_gmac_hw_init();
#endif
#ifdef CONFIG_LCD
if (has_lcdc())
@ -193,6 +196,21 @@ int dram_init(void)
return 0;
}
int board_phy_config(struct phy_device *phydev)
{
/* rx data delay */
ksz9021_phy_extended_write(phydev,
MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW, 0x2222);
/* tx data delay */
ksz9021_phy_extended_write(phydev,
MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW, 0x2222);
/* rx/tx clock delay */
ksz9021_phy_extended_write(phydev,
MII_KSZ9021_EXT_RGMII_CLOCK_SKEW, 0xf2f4);
return 0;
}
int board_eth_init(bd_t *bis)
{
int rc = 0;
@ -200,6 +218,8 @@ int board_eth_init(bd_t *bis)
#ifdef CONFIG_MACB
if (has_emac())
rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00);
if (has_gmac())
rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00);
#endif
return rc;

5
include/configs/sama5d3xek.h
View File

@ -136,6 +136,11 @@
#define CONFIG_NET_MULTI
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_MACB_SEARCH_PHY
#define CONFIG_RGMII
#define CONFIG_CMD_MII
#define CONFIG_PHYLIB
#define CONFIG_PHY_MICREL
#define CONFIG_PHY_MICREL_KSZ9021
/* MMC */
#define CONFIG_CMD_MMC