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path: root/target/linux/lantiq/patches-4.14/0023-NET-PHY-adds-driver-for-lantiq-PHY11G.patch
blob: e915277599de29b257275b28532c0437571a0200 (plain)
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From 0a63ab263725c427051a8bbaa0732b749627da27 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Thu, 7 Aug 2014 18:15:36 +0200
Subject: [PATCH 23/36] NET: PHY: adds driver for lantiq PHY11G

Signed-off-by: John Crispin <blogic@openwrt.org>
---
 drivers/net/phy/Kconfig  |    5 +
 drivers/net/phy/Makefile |    1 +
 drivers/net/phy/lantiq.c |  231 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 237 insertions(+)
 create mode 100644 drivers/net/phy/lantiq.c

--- a/drivers/net/phy/intel-xway.c
+++ b/drivers/net/phy/intel-xway.c
@@ -152,6 +152,51 @@
 #define PHY_ID_PHY11G_VR9		0xD565A409
 #define PHY_ID_PHY22F_VR9		0xD565A419
 
+#if IS_ENABLED(CONFIG_OF_MDIO)
+static int vr9_gphy_of_reg_init(struct phy_device *phydev)
+{
+	u32 tmp;
+
+	/* store the led values if one was passed by the devicetree */
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,ledch", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LEDCH, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,ledcl", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LEDCL, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led0h", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED0H, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led0l", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED0L, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led1h", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED1H, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led1l", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED1L, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led2h", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED3H, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led2l", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED3L, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led3h", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED3H, MDIO_MMD_VEND2, tmp);
+
+	if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led3l", &tmp))
+		phy_write_mmd_indirect(phydev, XWAY_MMD_LED3L, MDIO_MMD_VEND2, tmp);
+
+	return 0;
+}
+#else
+static int vr9_gphy_of_reg_init(struct phy_device *phydev)
+{
+	return 0;
+}
+#endif /* CONFIG_OF_MDIO */
+
 static int xway_gphy_config_init(struct phy_device *phydev)
 {
 	int err;
@@ -190,6 +235,7 @@ static int xway_gphy_config_init(struct
 	phy_write_mmd_indirect(phydev, XWAY_MMD_LED2H, MDIO_MMD_VEND2, ledxh);
 	phy_write_mmd_indirect(phydev, XWAY_MMD_LED2L, MDIO_MMD_VEND2, ledxl);
 
+	vr9_gphy_of_reg_init(phydev);
 	return 0;
 }
 
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/phy-lanitq.txt
@@ -0,0 +1,216 @@
+Lanitq PHY binding
+============================================
+
+This devicetree binding controls the lantiq ethernet phys led functionality.
+
+Example:
+	mdio@0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "lantiq,xrx200-mdio";
+			phy5: ethernet-phy@5 {
+			reg = <0x1>;
+			compatible = "lantiq,phy11g", "ethernet-phy-ieee802.3-c22";
+		};
+		phy11: ethernet-phy@11 {
+			reg = <0x11>;
+			compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22";
+			lantiq,led2h = <0x00>;
+			lantiq,led2l = <0x03>;
+		};
+		phy12: ethernet-phy@12 {
+			reg = <0x12>;
+			compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22";
+			lantiq,led1h = <0x00>;
+			lantiq,led1l = <0x03>;
+		};
+		phy13: ethernet-phy@13 {
+			reg = <0x13>;
+			compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22";
+			lantiq,led2h = <0x00>;
+			lantiq,led2l = <0x03>;
+		};
+		phy14: ethernet-phy@14 {
+			reg = <0x14>;
+			compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22";
+			lantiq,led1h = <0x00>;
+			lantiq,led1l = <0x03>;
+		};
+	};
+
+Register Description
+============================================
+
+LEDCH:
+
+Name	Hardware Reset Value
+LEDCH	0x00C5
+
+| 15 |    |    |    |    |    |    |  8 |
+=========================================
+|		RES			|
+=========================================
+
+|  7 |    |    |    |    |    |    |  0 |
+=========================================
+|   FBF   |   SBF   |RES |     NACS     |
+=========================================
+
+Field	Bits	Type	Description
+FBF	7:6	RW	Fast Blink Frequency
+			---
+			0x0 (00b) F02HZ 2 Hz blinking frequency
+			0x1 (01b) F04HZ 4 Hz blinking frequency
+			0x2 (10b) F08HZ 8 Hz blinking frequency
+			0x3 (11b) F16HZ 16 Hz blinking frequency
+
+SBF	5:4	RW	Slow Blink Frequency
+			---
+			0x0 (00b) F02HZ 2 Hz blinking frequency
+			0x1 (01b) F04HZ 4 Hz blinking frequency
+			0x2 (10b) F08HZ 8 Hz blinking frequency
+			0x3 (11b) F16HZ 16 Hz blinking frequency
+
+NACS	2:0	RW	Inverse of Scan Function
+			---
+			0x0 (000b) NONE No Function
+			0x1 (001b) LINK Complex function enabled when link is up
+			0x2 (010b) PDOWN Complex function enabled when device is powered-down
+			0x3 (011b) EEE Complex function enabled when device is in EEE mode
+			0x4 (100b) ANEG Complex function enabled when auto-negotiation is running
+			0x5 (101b) ABIST Complex function enabled when analog self-test is running
+			0x6 (110b) CDIAG Complex function enabled when cable diagnostics are running
+			0x7 (111b) TEST Complex function enabled when test mode is running
+
+LEDCL:
+
+Name	Hardware Reset Value
+LEDCL	0x0067
+
+| 15 |    |    |    |    |    |    |  8 |
+=========================================
+|		RES			|
+=========================================
+
+|  7 |    |    |    |    |    |    |  0 |
+=========================================
+|RES |     SCAN     |RES |    CBLINK    |
+=========================================
+
+Field	Bits	Type	Description
+SCAN	6:4	RW	Complex Scan Configuration
+			---
+			000 B NONE No Function
+			001 B LINK Complex function enabled when link is up
+			010 B PDOWN Complex function enabled when device is powered-down
+			011 B EEE Complex function enabled when device is in EEE mode
+			100 B ANEG Complex function enabled when auto-negotiation is running
+			101 B ABIST Complex function enabled when analog self-test is running
+			110 B CDIAG Complex function enabled when cable diagnostics are running
+			111 B TEST Complex function enabled when test mode is running
+
+CBLINK	2:0	RW	Complex Blinking Configuration
+			---
+			000 B NONE No Function
+			001 B LINK Complex function enabled when link is up
+			010 B PDOWN Complex function enabled when device is powered-down
+			011 B EEE Complex function enabled when device is in EEE mode
+			100 B ANEG Complex function enabled when auto-negotiation is running
+			101 B ABIST Complex function enabled when analog self-test is running
+			110 B CDIAG Complex function enabled when cable diagnostics are running
+			111 B TEST Complex function enabled when test mode is running
+
+LEDxH:
+
+Name	Hardware Reset Value
+LED0H	0x0070
+LED1H	0x0020
+LED2H	0x0040
+LED3H	0x0040
+
+| 15 |    |    |    |    |    |    |  8 |
+=========================================
+|		RES			|
+=========================================
+
+|  7 |    |    |    |    |    |    |  0 |
+=========================================
+|        CON        |       BLINKF      |
+=========================================
+
+Field	Bits	Type	Description
+CON	7:4	RW	Constant On Configuration
+			---
+			0x0 (0000b) NONE LED does not light up constantly
+			0x1 (0001b) LINK10 LED is on when link is 10 Mbit/s
+			0x2 (0010b) LINK100 LED is on when link is 100 Mbit/s
+			0x3 (0011b) LINK10X LED is on when link is 10/100 Mbit/s
+			0x4 (0100b) LINK1000 LED is on when link is 1000 Mbit/s
+			0x5 (0101b) LINK10_0 LED is on when link is 10/1000 Mbit/s
+			0x6 (0110b) LINK100X LED is on when link is 100/1000 Mbit/s
+			0x7 (0111b) LINK10XX LED is on when link is 10/100/1000 Mbit/s
+			0x8 (1000b) PDOWN LED is on when device is powered-down
+			0x9 (1001b) EEE LED is on when device is in EEE mode
+			0xA (1010b) ANEG LED is on when auto-negotiation is running
+			0xB (1011b) ABIST LED is on when analog self-test is running
+			0xC (1100b) CDIAG LED is on when cable diagnostics are running
+
+BLINKF	3:0	RW	Fast Blinking Configuration
+			---
+			0x0 (0000b) NONE No Blinking
+			0x1 (0001b) LINK10 Blink when link is 10 Mbit/s
+			0x2 (0010b) LINK100 Blink when link is 100 Mbit/s
+			0x3 (0011b) LINK10X Blink when link is 10/100 Mbit/s
+			0x4 (0100b) LINK1000 Blink when link is 1000 Mbit/s
+			0x5 (0101b) LINK10_0 Blink when link is 10/1000 Mbit/s
+			0x6 (0110b) LINK100X Blink when link is 100/1000 Mbit/s
+			0x7 (0111b) LINK10XX Blink when link is 10/100/1000 Mbit/s
+			0x8 (1000b) PDOWN Blink when device is powered-down
+			0x9 (1001b) EEE Blink when device is in EEE mode
+			0xA (1010b) ANEG Blink when auto-negotiation is running
+			0xB (1011b) ABIST Blink when analog self-test is running
+			0xC (1100b) CDIAG Blink when cable diagnostics are running
+
+LEDxL:
+
+Name	Hardware Reset Value
+LED0L	0x0003
+LED1L	0x0000
+LED2L	0x0000
+LED3L	0x0020
+
+| 15 |    |    |    |    |    |    |  8 |
+=========================================
+|		RES			|
+=========================================
+
+|  7 |    |    |    |    |    |    |  0 |
+=========================================
+|      BLINKS       |       PULSE       |
+=========================================
+
+Field	Bits	Type	Description
+BLINKS	7:4	RW	Slow Blinkin Configuration
+			---
+			0x0 (0000b) NONE No Blinking
+			0x1 (0001b) LINK10 Blink when link is 10 Mbit/s
+			0x2 (0010b) LINK100 Blink when link is 100 Mbit/s
+			0x3 (0011b) LINK10X Blink when link is 10/100 Mbit/s
+			0x4 (0100b) LINK1000 Blink when link is 1000 Mbit/s
+			0x5 (0101b) LINK10_0 Blink when link is 10/1000 Mbit/s
+			0x6 (0110b) LINK100X Blink when link is 100/1000 Mbit/s
+			0x7 (0111b) LINK10XX Blink when link is 10/100/1000 Mbit/s
+			0x8 (1000b) PDOWN Blink when device is powered-down
+			0x9 (1001b) EEE Blink when device is in EEE mode
+			0xA (1010b) ANEG Blink when auto-negotiation is running
+			0xB (1011b) ABIST Blink when analog self-test is running
+			0xC (1100b) CDIAG Blink when cable diagnostics are runningning
+
+PULSE	3:0	RW	Pulsing Configuration
+			The pulse field is a mask field by which certain events can be combined
+			---
+			0x0 (0000b) NONE No pulsing
+			0x1 (0001b) TXACT Transmit activity
+			0x2 (0010b) RXACT Receive activity
+			0x4 (0100b) COL Collision
+			0x8 (1000b) RES Reserved