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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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e5a49c1e3b
Looks like davinci_emac and cpsw can share some code although the device registers have a different layout. At least the code for getting the MAC address using syscon can be shared by passing the register offset. Let's start with that and set up a minimal shared cpsw-shared.c. Cc: Brian Hutchinson <b.hutchman@gmail.com> Cc: Felipe Balbi <balbi@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: David S. Miller <davem@davemloft.net>
48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
/* Texas Instruments Ethernet Switch Driver
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*
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* Copyright (C) 2013 Texas Instruments
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __CPSW_H__
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#define __CPSW_H__
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#include <linux/if_ether.h>
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#include <linux/phy.h>
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struct cpsw_slave_data {
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char phy_id[MII_BUS_ID_SIZE];
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int phy_if;
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u8 mac_addr[ETH_ALEN];
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u16 dual_emac_res_vlan; /* Reserved VLAN for DualEMAC */
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};
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struct cpsw_platform_data {
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struct cpsw_slave_data *slave_data;
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u32 ss_reg_ofs; /* Subsystem control register offset */
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u32 channels; /* number of cpdma channels (symmetric) */
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u32 slaves; /* number of slave cpgmac ports */
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u32 active_slave; /* time stamping, ethtool and SIOCGMIIPHY slave */
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u32 cpts_clock_mult; /* convert input clock ticks to nanoseconds */
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u32 cpts_clock_shift; /* convert input clock ticks to nanoseconds */
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u32 ale_entries; /* ale table size */
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u32 bd_ram_size; /*buffer descriptor ram size */
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u32 rx_descs; /* Number of Rx Descriptios */
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u32 mac_control; /* Mac control register */
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u16 default_vlan; /* Def VLAN for ALE lookup in VLAN aware mode*/
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bool dual_emac; /* Enable Dual EMAC mode */
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};
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void cpsw_phy_sel(struct device *dev, phy_interface_t phy_mode, int slave);
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int cpsw_am33xx_cm_get_macid(struct device *dev, u16 offset, int slave,
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u8 *mac_addr);
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#endif /* __CPSW_H__ */
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