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0023-NET-PHY-add-led-support-for-intel-xway.patch
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0023-NET-PHY-add-led-support-for-intel-xway.patch
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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
@@ -157,6 +157,51 @@
#define PHY_ID_PHY11G_VR9_1_2 0xD565A409
#define PHY_ID_PHY22F_VR9_1_2 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(phydev, MDIO_MMD_VEND2, XWAY_MMD_LEDCH, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,ledcl", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LEDCL, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led0h", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED0H, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led0l", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED0L, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led1h", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED1H, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led1l", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED1L, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led2h", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2H, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led2l", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2L, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led3h", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED3H, tmp);
+
+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led3l", &tmp))
+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED3L, 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;
@@ -204,6 +249,7 @@ static int xway_gphy_config_init(struct
phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2H, ledxh);
phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2L, 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