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// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright 2015 Freescale Semiconductor, Inc.
 */
#include <common.h>
#include <phy.h>
#include <fsl-mc/ldpaa_wriop.h>
#include <asm/io.h>
#include <asm/arch/fsl_serdes.h>

u32 dpmac_to_devdisr[] = {
	[WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
	[WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2,
	[WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3,
	[WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4,
	[WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5,
	[WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6,
	[WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7,
	[WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8,
	[WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9,
	[WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10,
	[WRIOP1_DPMAC11] = FSL_CHASSIS3_DEVDISR2_DPMAC11,
	[WRIOP1_DPMAC12] = FSL_CHASSIS3_DEVDISR2_DPMAC12,
	[WRIOP1_DPMAC13] = FSL_CHASSIS3_DEVDISR2_DPMAC13,
	[WRIOP1_DPMAC14] = FSL_CHASSIS3_DEVDISR2_DPMAC14,
	[WRIOP1_DPMAC15] = FSL_CHASSIS3_DEVDISR2_DPMAC15,
	[WRIOP1_DPMAC16] = FSL_CHASSIS3_DEVDISR2_DPMAC16,
	[WRIOP1_DPMAC17] = FSL_CHASSIS3_DEVDISR2_DPMAC17,
	[WRIOP1_DPMAC18] = FSL_CHASSIS3_DEVDISR2_DPMAC18,
	[WRIOP1_DPMAC19] = FSL_CHASSIS3_DEVDISR2_DPMAC19,
	[WRIOP1_DPMAC20] = FSL_CHASSIS3_DEVDISR2_DPMAC20,
	[WRIOP1_DPMAC21] = FSL_CHASSIS3_DEVDISR2_DPMAC21,
	[WRIOP1_DPMAC22] = FSL_CHASSIS3_DEVDISR2_DPMAC22,
	[WRIOP1_DPMAC23] = FSL_CHASSIS3_DEVDISR2_DPMAC23,
	[WRIOP1_DPMAC24] = FSL_CHASSIS3_DEVDISR2_DPMAC24,
};

static int is_device_disabled(int dpmac_id)
{
	struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR;
	u32 devdisr2 = in_le32(&gur->devdisr2);

	return dpmac_to_devdisr[dpmac_id] & devdisr2;
}

void wriop_dpmac_disable(int dpmac_id)
{
	struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR;

	setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
}

void wriop_dpmac_enable(int dpmac_id)
{
	struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR;

	clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
}

phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl)
{
	enum srds_prtcl;

	if (is_device_disabled(dpmac_id + 1))
		return PHY_INTERFACE_MODE_NA;

	if (lane_prtcl >= SGMII1 && lane_prtcl <= SGMII16)
		return PHY_INTERFACE_MODE_SGMII;

	if (lane_prtcl >= XFI1 && lane_prtcl <= XFI8)
		return PHY_INTERFACE_MODE_XGMII;

	if (lane_prtcl >= XAUI1 && lane_prtcl <= XAUI2)
		return PHY_INTERFACE_MODE_XGMII;

	if (lane_prtcl >= QSGMII_A && lane_prtcl <= QSGMII_D)
		return PHY_INTERFACE_MODE_QSGMII;

	return PHY_INTERFACE_MODE_NA;
}

void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl)
{
	switch (lane_prtcl) {
	case QSGMII_A:
		wriop_init_dpmac(sd, 5, (int)lane_prtcl);
		wriop_init_dpmac(sd, 6, (int)lane_prtcl);
		wriop_init_dpmac(sd, 7, (int)lane_prtcl);
		wriop_init_dpmac(sd, 8, (int)lane_prtcl);
		break;
	case QSGMII_B:
		wriop_init_dpmac(sd, 1, (int)lane_prtcl);
		wriop_init_dpmac(sd, 2, (int)lane_prtcl);
		wriop_init_dpmac(sd, 3, (int)lane_prtcl);
		wriop_init_dpmac(sd, 4, (int)lane_prtcl);
		break;
	case QSGMII_C:
		wriop_init_dpmac(sd, 13, (int)lane_prtcl);
		wriop_init_dpmac(sd, 14, (int)lane_prtcl);
		wriop_init_dpmac(sd, 15, (int)lane_prtcl);
		wriop_init_dpmac(sd, 16, (int)lane_prtcl);
		break;
	case QSGMII_D:
		wriop_init_dpmac(sd, 9, (int)lane_prtcl);
		wriop_init_dpmac(sd, 10, (int)lane_prtcl);
		wriop_init_dpmac(sd, 11, (int)lane_prtcl);
		wriop_init_dpmac(sd, 12, (int)lane_prtcl);
		break;
	}
}