lkml.org 
[lkml]   [2023]   [May]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next v2 3/6] net: phy: microchip_t1s: update LAN867x PHY supported revision number
Date
As per AN1699, the initial configuration in the driver applies to LAN867x
Rev.B1 hardware revision.

Signed-off-by: Parthiban Veerasooran <Parthiban.Veerasooran@microchip.com>
---
drivers/net/phy/microchip_t1s.c | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/net/phy/microchip_t1s.c b/drivers/net/phy/microchip_t1s.c
index 534d9faf8475..869c7f403ea1 100644
--- a/drivers/net/phy/microchip_t1s.c
+++ b/drivers/net/phy/microchip_t1s.c
@@ -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)
{
/* HW quirk: Microchip states in the application note (AN1699) for the phy
* that a set of read-modify-write (rmw) operations has to be performed
@@ -71,11 +71,11 @@ static int lan867x_config_init(struct phy_device *phydev)
* new_val = new_val OR value // Set bits
* write_register(mmd, addr, new_val) // Write back updated register value
*/
- 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;
}
@@ -110,10 +110,10 @@ 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,
@@ -124,7 +124,7 @@ 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) },
{ }
};

--
2.34.1
\
 
 \ /
  Last update: 2023-05-22 13:33    [W:1.645 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site