Release 4.11 drivers/net/ethernet/ti/cpsw-common.c
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/regmap.h>
#include <linux/mfd/syscon.h>
#include "cpsw.h"
#define CTRL_MAC_LO_REG(offset, id) ((offset) + 0x8 * (id))
#define CTRL_MAC_HI_REG(offset, id) ((offset) + 0x8 * (id) + 0x4)
static int davinci_emac_3517_get_macid(struct device *dev, u16 offset,
int slave, u8 *mac_addr)
{
u32 macid_lsb;
u32 macid_msb;
struct regmap *syscon;
syscon = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon");
if (IS_ERR(syscon)) {
if (PTR_ERR(syscon) == -ENODEV)
return 0;
return PTR_ERR(syscon);
}
regmap_read(syscon, CTRL_MAC_LO_REG(offset, slave), &macid_lsb);
regmap_read(syscon, CTRL_MAC_HI_REG(offset, slave), &macid_msb);
mac_addr[0] = (macid_msb >> 16) & 0xff;
mac_addr[1] = (macid_msb >> 8) & 0xff;
mac_addr[2] = macid_msb & 0xff;
mac_addr[3] = (macid_lsb >> 16) & 0xff;
mac_addr[4] = (macid_lsb >> 8) & 0xff;
mac_addr[5] = macid_lsb & 0xff;
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mugunthan V N | 174 | 100.00% | 1 | 100.00% |
Total | 174 | 100.00% | 1 | 100.00% |
static int cpsw_am33xx_cm_get_macid(struct device *dev, u16 offset, int slave,
u8 *mac_addr)
{
u32 macid_lo;
u32 macid_hi;
struct regmap *syscon;
syscon = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon");
if (IS_ERR(syscon)) {
if (PTR_ERR(syscon) == -ENODEV)
return 0;
return PTR_ERR(syscon);
}
regmap_read(syscon, CTRL_MAC_LO_REG(offset, slave), &macid_lo);
regmap_read(syscon, CTRL_MAC_HI_REG(offset, slave), &macid_hi);
mac_addr[5] = (macid_lo >> 8) & 0xff;
mac_addr[4] = macid_lo & 0xff;
mac_addr[3] = (macid_hi >> 24) & 0xff;
mac_addr[2] = (macid_hi >> 16) & 0xff;
mac_addr[1] = (macid_hi >> 8) & 0xff;
mac_addr[0] = macid_hi & 0xff;
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Tony Lindgren | 171 | 98.28% | 1 | 50.00% |
Mugunthan V N | 3 | 1.72% | 1 | 50.00% |
Total | 174 | 100.00% | 2 | 100.00% |
int ti_cm_get_macid(struct device *dev, int slave, u8 *mac_addr)
{
if (of_machine_is_compatible("ti,dm8148"))
return cpsw_am33xx_cm_get_macid(dev, 0x630, slave, mac_addr);
if (of_machine_is_compatible("ti,am33xx"))
return cpsw_am33xx_cm_get_macid(dev, 0x630, slave, mac_addr);
if (of_device_is_compatible(dev->of_node, "ti,am3517-emac"))
return davinci_emac_3517_get_macid(dev, 0x110, slave, mac_addr);
if (of_device_is_compatible(dev->of_node, "ti,dm816-emac"))
return cpsw_am33xx_cm_get_macid(dev, 0x30, slave, mac_addr);
if (of_machine_is_compatible("ti,am4372"))
return cpsw_am33xx_cm_get_macid(dev, 0x630, slave, mac_addr);
if (of_machine_is_compatible("ti,dra7"))
return davinci_emac_3517_get_macid(dev, 0x514, slave, mac_addr);
dev_err(dev, "incompatible machine/device type for reading mac address\n");
return -ENOENT;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mugunthan V N | 131 | 87.33% | 2 | 66.67% |
Tony Lindgren | 19 | 12.67% | 1 | 33.33% |
Total | 150 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL_GPL(ti_cm_get_macid);
MODULE_LICENSE("GPL");
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Mugunthan V N | 311 | 56.75% | 2 | 40.00% |
Tony Lindgren | 234 | 42.70% | 2 | 40.00% |
Lad Prabhakar | 3 | 0.55% | 1 | 20.00% |
Total | 548 | 100.00% | 5 | 100.00% |
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