u-boot/drivers/net/ldpaa_eth/lx2160a.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018, 2020 NXP
*/
#include <common.h>
#include <phy.h>
#include <fsl-mc/ldpaa_wriop.h>
#include <asm/io.h>
#include <asm/arch/fsl_serdes.h>
#include <asm/arch/soc.h>
#include <linux/mii.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,
};
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))
return PHY_INTERFACE_MODE_NA;
if (lane_prtcl >= SGMII1 && lane_prtcl <= SGMII18)
return PHY_INTERFACE_MODE_SGMII;
if (lane_prtcl >= XFI1 && lane_prtcl <= XFI14)
return PHY_INTERFACE_MODE_XGMII;
if (lane_prtcl >= _25GE1 && lane_prtcl <= _25GE10)
return PHY_INTERFACE_MODE_25G_AUI;
if (lane_prtcl >= _40GE1 && lane_prtcl <= _40GE2)
return PHY_INTERFACE_MODE_XLAUI;
if (lane_prtcl >= _50GE1 && lane_prtcl <= _50GE2)
return PHY_INTERFACE_MODE_CAUI2;
if (lane_prtcl >= _100GE1 && lane_prtcl <= _100GE2)
return PHY_INTERFACE_MODE_CAUI4;
return PHY_INTERFACE_MODE_NA;
}
#ifdef CONFIG_SYS_FSL_HAS_RGMII
void fsl_rgmii_init(void)
{
struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
u32 ec;
#ifdef CONFIG_SYS_FSL_EC1
ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR - 1])
& FSL_CHASSIS3_EC1_REGSR_PRTCL_MASK;
ec >>= FSL_CHASSIS3_EC1_REGSR_PRTCL_SHIFT;
if (!ec)
wriop_init_dpmac_enet_if(17, PHY_INTERFACE_MODE_RGMII_ID);
#endif
#ifdef CONFIG_SYS_FSL_EC2
ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR - 1])
& FSL_CHASSIS3_EC2_REGSR_PRTCL_MASK;
ec >>= FSL_CHASSIS3_EC2_REGSR_PRTCL_SHIFT;
if (!ec)
wriop_init_dpmac_enet_if(18, PHY_INTERFACE_MODE_RGMII_ID);
#endif
}
#endif