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https://github.com/AsahiLinux/u-boot
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16c53ce712
The MII management register block offset is different between
gianfar and etsec2 compatible devices, this patch is to fix
this issue by adding driver data for different compatible
string.
Fixes: 2932c5a802 ("net: tsec: fsl_mdio: add DM MDIO support")
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
68 lines
2 KiB
C
68 lines
2 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2009-2012, 2013 Freescale Semiconductor, Inc.
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* Jun-jie Zhang <b18070@freescale.com>
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* Mingkai Hu <Mingkai.hu@freescale.com>
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*/
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#ifndef __FSL_PHY_H__
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#define __FSL_PHY_H__
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#include <net.h>
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#include <miiphy.h>
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struct tsec_mii_mng {
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u32 miimcfg; /* MII management configuration reg */
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u32 miimcom; /* MII management command reg */
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u32 miimadd; /* MII management address reg */
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u32 miimcon; /* MII management control reg */
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u32 miimstat; /* MII management status reg */
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u32 miimind; /* MII management indication reg */
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u32 ifstat; /* Interface Status Register */
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};
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int fdt_fixup_phy_connection(void *blob, int offset, phy_interface_t phyc);
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/* PHY register offsets */
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#define PHY_EXT_PAGE_ACCESS 0x1f
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/* MII Management Configuration Register */
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#define MIIMCFG_RESET_MGMT 0x80000000
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#define MIIMCFG_MGMT_CLOCK_SELECT 0x00000007
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#define MIIMCFG_INIT_VALUE 0x00000003
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/* MII Management Command Register */
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#define MIIMCOM_READ_CYCLE 0x00000001
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#define MIIMCOM_SCAN_CYCLE 0x00000002
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/* MII Management Address Register */
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#define MIIMADD_PHY_ADDR_SHIFT 8
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/* MII Management Indicator Register */
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#define MIIMIND_BUSY 0x00000001
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#define MIIMIND_NOTVALID 0x00000004
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void tsec_local_mdio_write(struct tsec_mii_mng __iomem *phyregs, int port_addr,
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int dev_addr, int reg, int value);
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int tsec_local_mdio_read(struct tsec_mii_mng __iomem *phyregs, int port_addr,
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int dev_addr, int regnum);
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int tsec_phy_read(struct mii_dev *bus, int addr, int dev_addr, int regnum);
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int tsec_phy_write(struct mii_dev *bus, int addr, int dev_addr, int regnum,
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u16 value);
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int memac_mdio_write(struct mii_dev *bus, int port_addr, int dev_addr,
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int regnum, u16 value);
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int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr,
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int regnum);
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int memac_mdio_reset(struct mii_dev *bus);
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struct fsl_pq_mdio_data {
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u32 mdio_regs_off;
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};
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struct fsl_pq_mdio_info {
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struct tsec_mii_mng __iomem *regs;
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char *name;
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};
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int fsl_pq_mdio_init(struct bd_info *bis, struct fsl_pq_mdio_info *info);
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#endif /* __FSL_PHY_H__ */
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