openwrt/target/linux/generic/pending-6.6/720-04-net-phy-realtek-introduce-rtl822x_aldps_probe.patch
Daniel Golle a872a245a2 generic: net: phy: realtek: expose temperature sensors
Expose the temperature sensor built-into RTL822x 2.5G and 5G PHYs.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry picked from commit 3a189e38317e3390ba5b17523f55bd2fb1b72327)
2025-01-22 20:52:06 +01:00

105 lines
3.8 KiB
Diff

From 9155098547fb1172d4fa536f3f6bc9d42f59d08c Mon Sep 17 00:00:00 2001
From: Daniel Golle <daniel@makrotopia.org>
Date: Sat, 22 Apr 2023 03:26:01 +0100
Subject: [PATCH] net: phy: realtek: setup ALDPS on RTL822x
Setup Link Down Power Saving Mode according the DTS property
just like for RTL821x 1GE PHYs.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
drivers/net/phy/realtek/realtek_main.c | 11 +++++++++++
1 file changed, 11 insertions(+)
--- a/drivers/net/phy/realtek/realtek_main.c
+++ b/drivers/net/phy/realtek/realtek_main.c
@@ -82,6 +82,10 @@
#define RTL822X_VND2_GANLPAR 0xa414
+#define RTL8221B_PHYCR1 0xa430
+#define RTL8221B_PHYCR1_ALDPS_EN BIT(2)
+#define RTL8221B_PHYCR1_ALDPS_XTAL_OFF_EN BIT(12)
+
#define RTL8366RB_POWER_SAVE 0x15
#define RTL8366RB_POWER_SAVE_ON BIT(12)
@@ -1207,6 +1211,25 @@ static int rtl8251b_c45_match_phy_device
return rtlgen_is_c45_match(phydev, RTL_8251B, true);
}
+static int rtl822x_aldps_probe(struct phy_device *phydev)
+{
+ struct device *dev = &phydev->mdio.dev;
+ int val;
+
+ val = phy_read_mmd(phydev, MDIO_MMD_VEND1, RTL8221B_PHYCR1);
+ if (val < 0)
+ return val;
+
+ if (of_property_read_bool(dev->of_node, "realtek,aldps-enable"))
+ val |= RTL8221B_PHYCR1_ALDPS_EN | RTL8221B_PHYCR1_ALDPS_XTAL_OFF_EN;
+ else
+ val &= ~(RTL8221B_PHYCR1_ALDPS_EN | RTL8221B_PHYCR1_ALDPS_XTAL_OFF_EN);
+
+ phy_write_mmd(phydev, MDIO_MMD_VEND1, RTL8221B_PHYCR1, val);
+
+ return rtl822x_probe(phydev);
+}
+
static int rtlgen_resume(struct phy_device *phydev)
{
int ret = genphy_resume(phydev);
@@ -1478,6 +1501,7 @@ static struct phy_driver realtek_drvs[]
}, {
PHY_ID_MATCH_EXACT(0x001cc838),
.name = "RTL8226-CG 2.5Gbps PHY",
+ .probe = rtl822x_aldps_probe,
.soft_reset = genphy_soft_reset,
.get_features = rtl822x_get_features,
.config_aneg = rtl822x_config_aneg,
@@ -1489,6 +1513,7 @@ static struct phy_driver realtek_drvs[]
}, {
PHY_ID_MATCH_EXACT(0x001cc848),
.name = "RTL8226B-CG_RTL8221B-CG 2.5Gbps PHY",
+ .probe = rtl822x_aldps_probe,
.soft_reset = genphy_soft_reset,
.get_features = rtl822x_get_features,
.config_aneg = rtl822x_config_aneg,
@@ -1503,7 +1528,7 @@ static struct phy_driver realtek_drvs[]
.match_phy_device = rtl8221b_vb_cg_c22_match_phy_device,
.name = "RTL8221B-VB-CG 2.5Gbps PHY (C22)",
.soft_reset = genphy_soft_reset,
- .probe = rtl822x_probe,
+ .probe = rtl822x_aldps_probe,
.get_features = rtl822x_get_features,
.config_aneg = rtl822x_config_aneg,
.config_init = rtl822xb_config_init,
@@ -1517,7 +1542,7 @@ static struct phy_driver realtek_drvs[]
.match_phy_device = rtl8221b_vb_cg_c45_match_phy_device,
.name = "RTL8221B-VB-CG 2.5Gbps PHY (C45)",
.soft_reset = genphy_soft_reset,
- .probe = rtl822x_probe,
+ .probe = rtl822x_aldps_probe,
.config_init = rtl822xb_config_init,
.get_rate_matching = rtl822xb_get_rate_matching,
.get_features = rtl822x_c45_get_features,
@@ -1529,7 +1554,7 @@ static struct phy_driver realtek_drvs[]
.match_phy_device = rtl8221b_vn_cg_c22_match_phy_device,
.name = "RTL8221B-VM-CG 2.5Gbps PHY (C22)",
.soft_reset = genphy_soft_reset,
- .probe = rtl822x_probe,
+ .probe = rtl822x_aldps_probe,
.get_features = rtl822x_get_features,
.config_aneg = rtl822x_config_aneg,
.config_init = rtl822xb_config_init,
@@ -1543,7 +1568,7 @@ static struct phy_driver realtek_drvs[]
.match_phy_device = rtl8221b_vn_cg_c45_match_phy_device,
.name = "RTL8221B-VN-CG 2.5Gbps PHY (C45)",
.soft_reset = genphy_soft_reset,
- .probe = rtl822x_probe,
+ .probe = rtl822x_aldps_probe,
.config_init = rtl822xb_config_init,
.get_rate_matching = rtl822xb_get_rate_matching,
.get_features = rtl822x_c45_get_features,