From e08d6f3aaf11e4138de1ed04acccbcf38d04f1b6 Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Wed, 26 Jun 2013 10:11:06 +0800 Subject: [PATCH] arm: atmel: add gmac support for sama5d3xek board MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit add gmac support for sama5d3xek board, the gmac embedded in: - sama5d33, sama5d34, sama5d35 Signed-off-by: Bo Shen Signed-off-by: Andreas Bießmann --- 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 4a3fca56a1..e55e1c6602 100644 --- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c +++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c @@ -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 diff --git a/arch/arm/include/asm/arch-at91/at91_common.h b/arch/arm/include/asm/arch-at91/at91_common.h index d6597023c6..9f54fddce5 100644 --- a/arch/arm/include/asm/arch-at91/at91_common.h +++ b/arch/arm/include/asm/arch-at91/at91_common.h @@ -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); diff --git a/board/atmel/sama5d3xek/sama5d3xek.c b/board/atmel/sama5d3xek/sama5d3xek.c index 4a309ad17f..97caf64d40 100644 --- a/board/atmel/sama5d3xek/sama5d3xek.c +++ b/board/atmel/sama5d3xek/sama5d3xek.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include @@ -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; diff --git a/include/configs/sama5d3xek.h b/include/configs/sama5d3xek.h index 10697d627a..3dcf012dd8 100644 --- a/include/configs/sama5d3xek.h +++ b/include/configs/sama5d3xek.h @@ -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 -- 2.25.1