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/fm/b4860.c

138 lines
3.4 KiB

/*
* Copyright 2012 Freescale Semiconductor, Inc.
* Roy Zang <tie-fei.zang@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <phy.h>
#include <fm_eth.h>
#include <asm/io.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_serdes.h>
#include <hwconfig.h>
u32 port_to_devdisr[] = {
[FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1,
[FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2,
[FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3,
[FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4,
[FM1_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC1_5,
[FM1_DTSEC6] = FSL_CORENET_DEVDISR2_DTSEC1_6,
[FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1_1,
[FM1_10GEC2] = FSL_CORENET_DEVDISR2_10GEC1_2,
};
static int is_device_disabled(enum fm_port port)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 devdisr2 = in_be32(&gur->devdisr2);
return port_to_devdisr[port] & devdisr2;
}
void fman_disable_port(enum fm_port port)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
}
void fman_enable_port(enum fm_port port)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
clrbits_be32(&gur->devdisr2, port_to_devdisr[port]);
}
phy_interface_t fman_port_enet_if(enum fm_port port)
{
#if defined(CONFIG_TARGET_B4860QDS) || defined(CONFIG_TARGET_B4420QDS)
u32 serdes2_prtcl;
char buffer[HWCONFIG_BUFFER_SIZE];
char *buf = NULL;
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
#endif
if (is_device_disabled(port))
return PHY_INTERFACE_MODE_NONE;
/*B4860 has two 10Gig Mac*/
if ((port == FM1_10GEC1 || port == FM1_10GEC2) &&
((is_serdes_configured(XAUI_FM1_MAC9)) ||
#if (!defined(CONFIG_TARGET_B4860QDS) && \
!defined(CONFIG_TARGET_B4R420QDS))
(is_serdes_configured(XFI_FM1_MAC9)) ||
(is_serdes_configured(XFI_FM1_MAC10)) ||
#endif
(is_serdes_configured(XAUI_FM1_MAC10))
))
return PHY_INTERFACE_MODE_XGMII;
#if defined(CONFIG_TARGET_B4860QDS) || defined(CONFIG_TARGET_B4420QDS)
serdes2_prtcl = in_be32(&gur->rcwsr[4]) &
FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
if (serdes2_prtcl) {
serdes2_prtcl >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
switch (serdes2_prtcl) {
case 0x80:
case 0x81:
case 0x82:
case 0x83:
case 0x84:
case 0x85:
case 0x86:
case 0x87:
case 0x88:
case 0x89:
case 0x8a:
case 0x8b:
case 0x8c:
case 0x8d:
case 0x8e:
case 0xb1:
case 0xb2:
/*
* Extract hwconfig from environment since environment
* is not setup yet
*/
env_get_f("hwconfig", buffer, sizeof(buffer));
buf = buffer;
/* check if XFI interface enable in hwconfig for 10g */
if (hwconfig_subarg_cmp_f("fsl_b4860_serdes2",
"sfp_amc", "sfp", buf)) {
if ((port == FM1_10GEC1 ||
port == FM1_10GEC2) &&
((is_serdes_configured(XFI_FM1_MAC9)) ||
(is_serdes_configured(XFI_FM1_MAC10))))
return PHY_INTERFACE_MODE_XGMII;
else if ((port == FM1_DTSEC1) ||
(port == FM1_DTSEC2) ||
(port == FM1_DTSEC3) ||
(port == FM1_DTSEC4))
return PHY_INTERFACE_MODE_NONE;
}
}
}
#endif
/* Fix me need to handle RGMII here first */
switch (port) {
case FM1_DTSEC1:
case FM1_DTSEC2:
case FM1_DTSEC3:
case FM1_DTSEC4:
case FM1_DTSEC5:
case FM1_DTSEC6:
if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1))
return PHY_INTERFACE_MODE_SGMII;
break;
default:
return PHY_INTERFACE_MODE_NONE;
}
return PHY_INTERFACE_MODE_NONE;
}