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realtek: add 2500base-x patch sequence.

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Adds the SerDes patch sequence for 2500base-x to improve the support of
devices with minimal bootloaders (like BootBase). The sequences were
imported from [1] for even lanes and [2] for odd lanes.

[1] https://github.com/ddejean/dms-1250-oss-release/blob/main/sdk/sdk_rtk_switch/rtk-sdk/src/dal/longan/dal_longan_construct.c#L641
[2] https://github.com/ddejean/dms-1250-oss-release/blob/main/sdk/sdk_rtk_switch/rtk-sdk/src/dal/longan/dal_longan_construct.c#L664

Signed-off-by: Damien Dejean <dam.dejean@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/19834
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Damien Dejean 2025-08-20 18:07:37 +02:00 • committed by Hauke Mehrtens
parent 6bb1b7cbbf
commit 886382ba25
1 changed files with 56 additions and 0 deletions
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56
target/linux/realtek/files-6.12/drivers/net/phy/rtl83xx-phy.c
View file

@ -2788,6 +2788,52 @@ static const sds_config rtsds_930x_cfg_10gr_odd[] =
{0x2B, 0x14, 0x3108}, {0x2D, 0x13, 0x3C87}, {0x2D, 0x14, 0x1808},
};
static const sds_config rtsds_930x_cfg_10g_2500bx_even[] =
{
{0x00, 0x0E, 0x3053}, {0x01, 0x14, 0x0100},
{0x21, 0x03, 0x8206}, {0x21, 0x05, 0x40B0}, {0x21, 0x06, 0x0010}, {0x21, 0x07, 0xF09F},
{0x21, 0x0C, 0x0007}, {0x21, 0x0D, 0x6009}, {0x21, 0x0E, 0x0000}, {0x21, 0x0F, 0x0008},
{0x24, 0x00, 0x0668}, {0x24, 0x02, 0xD020}, {0x24, 0x06, 0xC000}, {0x24, 0x0B, 0x1892},
{0x24, 0x0F, 0xFFDF}, {0x24, 0x12, 0x03C4}, {0x24, 0x13, 0x027F}, {0x24, 0x14, 0x1311},
{0x24, 0x16, 0x00C9}, {0x24, 0x17, 0xA100}, {0x24, 0x1A, 0x0001}, {0x24, 0x1C, 0x0400},
{0x25, 0x01, 0x0300}, {0x25, 0x02, 0x1017}, {0x25, 0x03, 0xFFDF}, {0x25, 0x05, 0x7F7C},
{0x25, 0x07, 0x8100}, {0x25, 0x08, 0x0001}, {0x25, 0x09, 0xFFD4}, {0x25, 0x0A, 0x7C2F},
{0x25, 0x0E, 0x003F}, {0x25, 0x0F, 0x0121}, {0x25, 0x10, 0x0020}, {0x25, 0x11, 0x8840},
{0x28, 0x00, 0x0668}, {0x28, 0x02, 0xD020}, {0x28, 0x06, 0xC000}, {0x28, 0x0B, 0x1892},
{0x28, 0x0F, 0xFFDF}, {0x28, 0x12, 0x01C4}, {0x28, 0x13, 0x027F}, {0x28, 0x14, 0x1311},
{0x28, 0x16, 0x00C9}, {0x28, 0x17, 0xA100}, {0x28, 0x1A, 0x0001}, {0x28, 0x1C, 0x0400},
{0x29, 0x01, 0x0300}, {0x29, 0x02, 0x1017}, {0x29, 0x03, 0xFFDF}, {0x29, 0x05, 0x7F7C},
{0x29, 0x07, 0x8100}, {0x29, 0x08, 0x0001}, {0x29, 0x09, 0xFFD4}, {0x29, 0x0A, 0x7C2F},
{0x29, 0x0E, 0x003F}, {0x29, 0x0F, 0x0121}, {0x29, 0x10, 0x0020}, {0x29, 0x11, 0x8840},
{0x2B, 0x13, 0x0050}, {0x2B, 0x18, 0x8E88}, {0x2B, 0x19, 0x4902}, {0x2B, 0x1D, 0x2501},
{0x2D, 0x13, 0x0050}, {0x2D, 0x18, 0x8E88}, {0x2D, 0x17, 0x4109}, {0x2D, 0x19, 0x4902},
{0x2D, 0x1C, 0x1109}, {0x2D, 0x1D, 0x2641},
{0x2F, 0x13, 0x0050}, {0x2F, 0x18, 0x8E88}, {0x2F, 0x19, 0x4902}, {0x2F, 0x1D, 0x66E1},
};
static const sds_config rtsds_930x_cfg_10g_2500bx_odd[] =
{
{0x00, 0x0E, 0x3053}, {0x01, 0x14, 0x0100},
{0x21, 0x03, 0x8206}, {0x21, 0x06, 0x0010}, {0x21, 0x07, 0xF09F}, {0x21, 0x0A, 0x0003},
{0x21, 0x0B, 0x0005}, {0x21, 0x0C, 0x0007}, {0x21, 0x0D, 0x6009}, {0x21, 0x0E, 0x0000},
{0x21, 0x0F, 0x0008},
{0x24, 0x00, 0x0668}, {0x24, 0x02, 0xD020}, {0x24, 0x06, 0xC000}, {0x24, 0x0B, 0x1892},
{0x24, 0x0F, 0xFFDF}, {0x24, 0x12, 0x03C4}, {0x24, 0x13, 0x027F}, {0x24, 0x14, 0x1311},
{0x24, 0x16, 0x00C9}, {0x24, 0x17, 0xA100}, {0x24, 0x1A, 0x0001}, {0x24, 0x1C, 0x0400},
{0x25, 0x00, 0x820F}, {0x25, 0x01, 0x0300}, {0x25, 0x02, 0x1017}, {0x25, 0x03, 0xFFDF},
{0x25, 0x05, 0x7F7C}, {0x25, 0x07, 0x8100}, {0x25, 0x08, 0x0001}, {0x25, 0x09, 0xFFD4},
{0x25, 0x0A, 0x7C2F}, {0x25, 0x0E, 0x003F}, {0x25, 0x0F, 0x0121}, {0x25, 0x10, 0x0020},
{0x25, 0x11, 0x8840},
{0x28, 0x00, 0x0668}, {0x28, 0x02, 0xD020}, {0x28, 0x06, 0xC000}, {0x28, 0x0B, 0x1892},
{0x28, 0x0F, 0xFFDF}, {0x28, 0x12, 0x01C4}, {0x28, 0x13, 0x027F}, {0x28, 0x14, 0x1311},
{0x28, 0x16, 0x00C9}, {0x28, 0x17, 0xA100}, {0x28, 0x1A, 0x0001}, {0x28, 0x1C, 0x0400},
{0x29, 0x00, 0x820F}, {0x29, 0x01, 0x0300}, {0x29, 0x02, 0x1017}, {0x29, 0x03, 0xFFDF},
{0x29, 0x05, 0x7F7C}, {0x29, 0x07, 0x8100}, {0x29, 0x08, 0x0001}, {0x29, 0x0A, 0x7C2F},
{0x29, 0x0E, 0x003F}, {0x29, 0x0F, 0x0121}, {0x29, 0x10, 0x0020}, {0x29, 0x11, 0x8840},
{0x2B, 0x13, 0x3D87}, {0x2B, 0x14, 0x3108},
{0x2D, 0x13, 0x3C87}, {0x2D, 0x14, 0x1808},
};
static void rtsds_930x_patch_serdes(int sds, phy_interface_t mode)
{
const bool even_sds = ((sds & 1) == 0);
@ -2807,6 +2853,16 @@ static void rtsds_930x_patch_serdes(int sds, phy_interface_t mode)
}
break;
case PHY_INTERFACE_MODE_2500BASEX:
if (even_sds) {
config = rtsds_930x_cfg_10g_2500bx_even;
count = ARRAY_SIZE(rtsds_930x_cfg_10g_2500bx_even);
} else {
config = rtsds_930x_cfg_10g_2500bx_odd;
count = ARRAY_SIZE(rtsds_930x_cfg_10g_2500bx_odd);
}
break;
default:
pr_warn("%s: unsupported mode %s on serdes %d\n", __func__, phy_modes(mode), sds);
return;