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	This patch configures and initializes the L2 switch on T1040rdb board. The external L2 switch ports may be connected to PHYs only over QSGMII, for T1040rdb. Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@freescale.com>
		
			
				
	
	
		
			139 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			139 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2014 Freescale Semiconductor, Inc.
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 *
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 * SPDX-License-Identifier:	GPL-2.0+
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 */
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#include <common.h>
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#include <netdev.h>
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#include <asm/fsl_serdes.h>
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#include <asm/immap_85xx.h>
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#include <fm_eth.h>
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#include <fsl_mdio.h>
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#include <malloc.h>
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#include <asm/fsl_dtsec.h>
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#include <vsc9953.h>
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#include "../common/fman.h"
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int board_eth_init(bd_t *bis)
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{
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#ifdef CONFIG_FMAN_ENET
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	struct memac_mdio_info memac_mdio_info;
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	unsigned int i;
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	int phy_addr = 0;
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#ifdef CONFIG_VSC9953
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	phy_interface_t phy_int;
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	struct mii_dev *bus;
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#endif
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	printf("Initializing Fman\n");
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	memac_mdio_info.regs =
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		(struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;
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	memac_mdio_info.name = DEFAULT_FM_MDIO_NAME;
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	/* Register the real 1G MDIO bus */
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	fm_memac_mdio_init(bis, &memac_mdio_info);
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	/*
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	 * Program on board RGMII, SGMII PHY addresses.
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	 */
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	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
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		int idx = i - FM1_DTSEC1;
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		switch (fm_info_get_enet_if(i)) {
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#ifdef CONFIG_T1040RDB
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		case PHY_INTERFACE_MODE_SGMII:
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			/* T1040RDB only supports SGMII on DTSEC3 */
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			fm_info_set_phy_address(FM1_DTSEC3,
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						CONFIG_SYS_SGMII1_PHY_ADDR);
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			break;
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#endif
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#ifdef CONFIG_T1042RDB
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		case PHY_INTERFACE_MODE_SGMII:
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			/* T1042RDB doesn't supports SGMII on DTSEC1 & DTSEC2 */
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			if ((FM1_DTSEC1 == i) || (FM1_DTSEC2 == i))
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				fm_info_set_phy_address(i, 0);
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			/* T1042RDB only supports SGMII on DTSEC3 */
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			fm_info_set_phy_address(FM1_DTSEC3,
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						CONFIG_SYS_SGMII1_PHY_ADDR);
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			break;
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#endif
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		case PHY_INTERFACE_MODE_RGMII:
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			if (FM1_DTSEC4 == i)
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				phy_addr = CONFIG_SYS_RGMII1_PHY_ADDR;
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			if (FM1_DTSEC5 == i)
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				phy_addr = CONFIG_SYS_RGMII2_PHY_ADDR;
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			fm_info_set_phy_address(i, phy_addr);
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			break;
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		case PHY_INTERFACE_MODE_QSGMII:
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			fm_info_set_phy_address(i, 0);
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			break;
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		case PHY_INTERFACE_MODE_NONE:
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			fm_info_set_phy_address(i, 0);
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			break;
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		default:
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			printf("Fman1: DTSEC%u set to unknown interface %i\n",
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			       idx + 1, fm_info_get_enet_if(i));
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			fm_info_set_phy_address(i, 0);
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			break;
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		}
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		if (fm_info_get_enet_if(i) == PHY_INTERFACE_MODE_QSGMII ||
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		    fm_info_get_enet_if(i) == PHY_INTERFACE_MODE_NONE)
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			fm_info_set_mdio(i, NULL);
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		else
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			fm_info_set_mdio(i,
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					 miiphy_get_dev_by_name(
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							DEFAULT_FM_MDIO_NAME));
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	}
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#ifdef CONFIG_VSC9953
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	/* SerDes configured for QSGMII */
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	if (serdes_get_first_lane(FSL_SRDS_1, QSGMII_SW1_A) >= 0) {
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		for (i = 0; i < 4; i++) {
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			bus = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
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			phy_addr = CONFIG_SYS_FM1_QSGMII11_PHY_ADDR + i;
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			phy_int = PHY_INTERFACE_MODE_QSGMII;
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			vsc9953_port_info_set_mdio(i, bus);
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			vsc9953_port_info_set_phy_address(i, phy_addr);
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			vsc9953_port_info_set_phy_int(i, phy_int);
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			vsc9953_port_enable(i);
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		}
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	}
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	if (serdes_get_first_lane(FSL_SRDS_1, QSGMII_SW1_B) >= 0) {
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		for (i = 4; i < 8; i++) {
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			bus = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
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			phy_addr = CONFIG_SYS_FM1_QSGMII21_PHY_ADDR + i - 4;
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			phy_int = PHY_INTERFACE_MODE_QSGMII;
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			vsc9953_port_info_set_mdio(i, bus);
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			vsc9953_port_info_set_phy_address(i, phy_addr);
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			vsc9953_port_info_set_phy_int(i, phy_int);
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			vsc9953_port_enable(i);
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		}
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	}
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	/* Connect DTSEC1 to L2 switch if it doesn't have a PHY */
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	if (serdes_get_first_lane(FSL_SRDS_1, SGMII_FM1_DTSEC1) < 0)
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		vsc9953_port_enable(8);
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	/* Connect DTSEC2 to L2 switch if it doesn't have a PHY */
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	if (serdes_get_first_lane(FSL_SRDS_1, SGMII_FM1_DTSEC2) < 0) {
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		/* Enable L2 On MAC2 using SCFG */
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		struct ccsr_scfg *scfg = (struct ccsr_scfg *)
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				CONFIG_SYS_MPC85xx_SCFG;
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		out_be32(&scfg->esgmiiselcr, in_be32(&scfg->esgmiiselcr) |
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			 (0x80000000));
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		vsc9953_port_enable(9);
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	}
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#endif
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	cpu_eth_init(bis);
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#endif
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	return pci_eth_init(bis);
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}
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