diff options
Diffstat (limited to 'board/freescale/ls1012afrdm/eth.c')
-rw-r--r-- | board/freescale/ls1012afrdm/eth.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/board/freescale/ls1012afrdm/eth.c b/board/freescale/ls1012afrdm/eth.c new file mode 100644 index 0000000..d9583ce --- /dev/null +++ b/board/freescale/ls1012afrdm/eth.c @@ -0,0 +1,86 @@ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <netdev.h> +#include <fm_eth.h> +#include <fsl_mdio.h> +#include <malloc.h> +#include <fsl_dtsec.h> +#include <asm/arch/soc.h> +#include <asm/arch-fsl-layerscape/config.h> +#include <asm/arch/fsl_serdes.h> + +#include <pfe_eth/pfe_eth.h> +#include <asm/arch-fsl-layerscape/immap_lsch2.h> + +#define DEFAULT_PFE_MDIO_NAME "PFE_MDIO" +#define DEFAULT_PFE_MDIO1_NAME "PFE_MDIO1" + +#define MASK_ETH_PHY_RST 0x00000100 + +void reset_phy(void) +{ + unsigned int val; + struct ccsr_gpio *pgpio = (void *)(GPIO1_BASE_ADDR); + + setbits_be32(&pgpio->gpdir, MASK_ETH_PHY_RST); + + val = in_be32(&pgpio->gpdat); + setbits_be32(&pgpio->gpdat, val & ~MASK_ETH_PHY_RST); + mdelay(10); + + val = in_be32(&pgpio->gpdat); + setbits_be32(&pgpio->gpdat, val | MASK_ETH_PHY_RST); + mdelay(50); +} + +int board_eth_init(bd_t *bis) +{ +#ifdef CONFIG_FSL_PFE + struct mii_dev *bus; + struct mdio_info mac1_mdio_info; + + reset_phy(); + + init_pfe_scfg_dcfg_regs(); + + mac1_mdio_info.reg_base = (void *)EMAC1_BASE_ADDR; + mac1_mdio_info.name = DEFAULT_PFE_MDIO_NAME; + + bus = ls1012a_mdio_init(&mac1_mdio_info); + if (!bus) { + printf("Failed to register mdio\n"); + return -1; + } + + /* We don't really need this MDIO bus, + * this is called just to initialize EMAC2 MDIO interface */ + mac1_mdio_info.reg_base = (void *)0x04220000; /*EMAC2_BASE_ADDR*/ + mac1_mdio_info.name = DEFAULT_PFE_MDIO1_NAME; + + bus = ls1012a_mdio_init(&mac1_mdio_info); + if (!bus) { + printf("Failed to register mdio\n"); + return -1; + } + + /* MAC1 */ + ls1012a_set_mdio(0, miiphy_get_dev_by_name(DEFAULT_PFE_MDIO_NAME)); + ls1012a_set_phy_address_mode(0, EMAC1_PHY_ADDR, + PHY_INTERFACE_MODE_SGMII); + + /* MAC2 */ + ls1012a_set_mdio(1, miiphy_get_dev_by_name(DEFAULT_PFE_MDIO_NAME)); + ls1012a_set_phy_address_mode(1, EMAC2_PHY_ADDR, + PHY_INTERFACE_MODE_SGMII); + + + return cpu_eth_init(bis); +#endif +} |