upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/drivers/net/ldpaa_eth/ls2080a.c

110 lines
3.4 KiB

// 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 *)CONFIG_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 *)CONFIG_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 *)CONFIG_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_NONE;
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_NONE;
}
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;
}
}