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net: phy: microchip_t1s: update LAN867x PHY supported revision number 

As per AN1699, the initial configuration in the driver applies to LAN867x
Rev.B1 hardware revision. 0x0007C160 (Rev.A0) and 0x0007C161 (Rev.B0)
never released to production and hence they don't need to be supported.

Reviewed-by: Ramón Nordin Rodriguez <ramon.nordin.rodriguez@ferroamp.se>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Parthiban Veerasooran <Parthiban.Veerasooran@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Parthiban Veerasooran 2023-05-26 20:53:45 +05:30 committed by Paolo Abeni
parent 221a534480
commit 6f12765eca
2 changed files with 15 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/phy/Kconfig
View File

@ -245,7 +245,7 @@ config MICREL_PHY
config MICROCHIP_T1S_PHY
tristate "Microchip 10BASE-T1S Ethernet PHYs"
help
Currently supports the LAN8670, LAN8671, LAN8672
Currently supports the LAN8670/1/2 Rev.B1
config MICROCHIP_PHY
tristate "Microchip PHYs"

28
drivers/net/phy/microchip_t1s.c
View File

@ -3,14 +3,14 @@
* Driver for Microchip 10BASE-T1S PHYs
*
* Support: Microchip Phys:
* lan8670, lan8671, lan8672
* lan8670/1/2 Rev.B1
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/phy.h>
#define PHY_ID_LAN867X 0x0007C160
#define PHY_ID_LAN867X_REVB1 0x0007C162
#define LAN867X_REG_IRQ_1_CTL 0x001C
#define LAN867X_REG_IRQ_2_CTL 0x001D
@ -31,25 +31,25 @@
* W 0x1F 0x0099 0x7F80 ------
*/
static const u32 lan867x_fixup_registers[12] = {
static const u32 lan867x_revb1_fixup_registers[12] = {
0x00D0, 0x00D1, 0x0084, 0x0085,
0x008A, 0x0087, 0x0088, 0x008B,
0x0080, 0x00F1, 0x0096, 0x0099,
};
static const u16 lan867x_fixup_values[12] = {
static const u16 lan867x_revb1_fixup_values[12] = {
0x0002, 0x0000, 0x3380, 0x0006,
0xC000, 0x801C, 0x033F, 0x0404,
0x0600, 0x2400, 0x2000, 0x7F80,
};
static const u16 lan867x_fixup_masks[12] = {
static const u16 lan867x_revb1_fixup_masks[12] = {
0x0E03, 0x0300, 0xFFC0, 0x000F,
0xF800, 0x801C, 0x1FFF, 0xFFFF,
0x0600, 0x7F00, 0x2000, 0xFFFF,
};
static int lan867x_config_init(struct phy_device *phydev)
static int lan867x_revb1_config_init(struct phy_device *phydev)
{
int err;
@ -59,11 +59,11 @@ static int lan867x_config_init(struct phy_device *phydev)
* register already has the required value. So it is safe to use
* phy_modify_mmd here.
*/
for (int i = 0; i < ARRAY_SIZE(lan867x_fixup_registers); i++) {
for (int i = 0; i < ARRAY_SIZE(lan867x_revb1_fixup_registers); i++) {
err = phy_modify_mmd(phydev, MDIO_MMD_VEND2,
lan867x_fixup_registers[i],
lan867x_fixup_masks[i],
lan867x_fixup_values[i]);
lan867x_revb1_fixup_registers[i],
lan867x_revb1_fixup_masks[i],
lan867x_revb1_fixup_values[i]);
if (err)
return err;
}
@ -98,10 +98,10 @@ static int lan867x_read_status(struct phy_device *phydev)
static struct phy_driver microchip_t1s_driver[] = {
{
PHY_ID_MATCH_MODEL(PHY_ID_LAN867X),
.name = "LAN867X",
PHY_ID_MATCH_EXACT(PHY_ID_LAN867X_REVB1),
.name = "LAN867X Rev.B1",
.features = PHY_BASIC_T1S_P2MP_FEATURES,
.config_init = lan867x_config_init,
.config_init = lan867x_revb1_config_init,
.read_status = lan867x_read_status,
.get_plca_cfg = genphy_c45_plca_get_cfg,
.set_plca_cfg = genphy_c45_plca_set_cfg,
@ -112,7 +112,7 @@ static struct phy_driver microchip_t1s_driver[] = {
module_phy_driver(microchip_t1s_driver);
static struct mdio_device_id __maybe_unused tbl[] = {
{ PHY_ID_MATCH_MODEL(PHY_ID_LAN867X) },
{ PHY_ID_MATCH_EXACT(PHY_ID_LAN867X_REVB1) },
{ }
};