add gmac support for sama5d3xek board, the gmac embedded in: - sama5d33, sama5d34, sama5d35
Signed-off-by: Bo Shen voice.shen@atmel.com --- arch/arm/cpu/armv7/at91/sama5d3_devices.c | 24 ++++++++++++++++++++++++ arch/arm/include/asm/arch-at91/at91_common.h | 1 + board/atmel/sama5d3xek/sama5d3xek.c | 20 ++++++++++++++++++++ include/configs/sama5d3xek.h | 5 +++++ 4 files changed, 50 insertions(+)
diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c b/arch/arm/cpu/armv7/at91/sama5d3_devices.c index acf8b43..76e8903 100644 --- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c +++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c @@ -160,6 +160,30 @@ 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 diff --git a/arch/arm/include/asm/arch-at91/at91_common.h b/arch/arm/include/asm/arch-at91/at91_common.h index 5843935..70c5978 100644 --- a/arch/arm/include/asm/arch-at91/at91_common.h +++ b/arch/arm/include/asm/arch-at91/at91_common.h @@ -26,6 +26,7 @@ #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); diff --git a/board/atmel/sama5d3xek/sama5d3xek.c b/board/atmel/sama5d3xek/sama5d3xek.c index 541296d..4e69450 100644 --- a/board/atmel/sama5d3xek/sama5d3xek.c +++ b/board/atmel/sama5d3xek/sama5d3xek.c @@ -33,6 +33,7 @@ #include <lcd.h> #include <atmel_lcdc.h> #include <atmel_mci.h> +#include <micrel.h> #include <net.h> #include <netdev.h>
@@ -194,6 +195,8 @@ 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()) @@ -209,6 +212,21 @@ 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; @@ -216,6 +234,8 @@ 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; diff --git a/include/configs/sama5d3xek.h b/include/configs/sama5d3xek.h index c13e983..79fb7a3 100644 --- a/include/configs/sama5d3xek.h +++ b/include/configs/sama5d3xek.h @@ -152,6 +152,11 @@ #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