diff mbox series

[net-next,v4,3/6] net: phy: microchip_t1s: update LAN867x PHY supported revision number

Message ID 20230526152348.70781-4-Parthiban.Veerasooran@microchip.com (mailing list archive)
State Accepted
Commit 6f12765ecad399d3cc5f58fcaf7f3c69c275326c
Delegated to: Netdev Maintainers
Headers show
Series microchip_t1s: Update on Microchip 10BASE-T1S PHY driver | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 8 this patch: 8
netdev/cc_maintainers success CCed 8 of 8 maintainers
netdev/build_clang success Errors and warnings before: 8 this patch: 8
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 8 this patch: 8
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 89 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Parthiban Veerasooran May 26, 2023, 3:23 p.m. UTC 
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>
---
 drivers/net/phy/Kconfig         |  2 +-
 drivers/net/phy/microchip_t1s.c | 28 ++++++++++++++--------------
 2 files changed, 15 insertions(+), 15 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index f6829d1bcf42..47596ada3183 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -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"
diff --git a/drivers/net/phy/microchip_t1s.c b/drivers/net/phy/microchip_t1s.c
index fd27e94c9ee5..7abecad28bf1 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)
 {
 	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) },
 	{ }
 };