add gmac support for sama5d3xek board, the gmac embedded in:
- sama5d33, sama5d34, sama5d35
Signed-off-by: Bo Shen <voice.s...@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
--
1.7.9.5
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