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realtek: add RTL821X_CHIP_ID

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According to the Realtek SDK code, the RTL8214FC, RTL8218B and RTL8218FB
all have the same chip ID 0x6276. Let's add a constant for it, as we're
using it in more than one location.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
This commit is contained in:
Stijn Tintel 2024-04-27 01:40:08 +03:00
parent 1626b06683
commit a9781a04a1
1 changed files with 4 additions and 2 deletions
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6
target/linux/realtek/files-5.15/drivers/net/phy/rtl83xx-phy.c
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@ -46,6 +46,8 @@ extern struct mutex smi_lock;
/* external RTL821X PHY uses register 0x1e to select media page */
#define RTL821XEXT_MEDIA_PAGE_SELECT 0x1e
#define RTL821X_CHIP_ID 0x6276
#define RTL821X_MEDIA_PAGE_AUTO 0
#define RTL821X_MEDIA_PAGE_COPPER 1
#define RTL821X_MEDIA_PAGE_FIBRE 3
@ -834,7 +836,7 @@ static int rtl8380_configure_ext_rtl8218b(struct phy_device *phydev)
/* Read internal PHY ID */
phy_write_paged(phydev, 31, 27, 0x0002);
val = phy_read_paged(phydev, 31, 28);
if (val != 0x6276) {
if (val != RTL821X_CHIP_ID) {
phydev_err(phydev, "Expected external RTL8218B, found PHY-ID %x\n", val);
return -1;
}
@ -1331,7 +1333,7 @@ static int rtl8380_configure_rtl8214fc(struct phy_device *phydev)
phy_write_paged(phydev, 0, RTL821XEXT_MEDIA_PAGE_SELECT, RTL821X_MEDIA_PAGE_COPPER);
phy_write_paged(phydev, 0x1f, 0x1b, 0x0002);
val = phy_read_paged(phydev, 0x1f, 0x1c);
if (val != 0x6276) {
if (val != RTL821X_CHIP_ID) {
phydev_err(phydev, "Expected external RTL8214FC, found PHY-ID %x\n", val);
return -1;
}