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65 lines
2.1 KiB
Diff
65 lines
2.1 KiB
Diff
From dc2550fdfd0a46c3ec67e5003b3d69c29141406b Mon Sep 17 00:00:00 2001
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From: Jonathan Bell <jonathan@raspberrypi.org>
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Date: Fri, 17 May 2019 13:31:21 +0100
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Subject: [PATCH] phy: bcm54213pe: configure the LED outputs to be more
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user-friendly
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The default state was both LEDs indicating link speed.
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Change the default configuration to
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- Amber: 1000/100 link speed indication
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- Green: link present + activity indication
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Signed-off-by: Jonathan Bell <jonathan@raspberrypi.org>
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---
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drivers/net/phy/broadcom.c | 17 +++++++++++++++++
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include/linux/brcmphy.h | 4 ++++
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2 files changed, 21 insertions(+)
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--- a/drivers/net/phy/broadcom.c
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+++ b/drivers/net/phy/broadcom.c
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@@ -52,6 +52,21 @@ static int bcm54210e_config_init(struct
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return 0;
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}
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+static void bcm54213pe_config_init(struct phy_device *phydev)
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+{
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+ u16 val;
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+
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+ /* Enable ACT+LINK indication on ACTIVITY trigger */
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+ val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_LEDCTL);
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+ val |= BCM54XX_SHD_LEDCTL_ACTLINK_EN;
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+ bcm_phy_write_shadow(phydev, BCM54XX_SHD_LEDCTL, val);
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+
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+ /* Set ACTIVITY on LED "1" output, LINKSPD[1] on LED "3" output */
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+ val = BCM5482_SHD_LEDS1_LED1(BCM_LED_SRC_ACTIVITYLED) |
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+ BCM5482_SHD_LEDS1_LED3(BCM_LED_SRC_LINKSPD1);
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+ bcm_phy_write_shadow(phydev, BCM5482_SHD_LEDS1, val);
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+}
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+
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static int bcm54612e_config_init(struct phy_device *phydev)
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{
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int reg;
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@@ -310,6 +325,8 @@ static int bcm54xx_config_init(struct ph
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err = bcm54210e_config_init(phydev);
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if (err)
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return err;
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+ } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54213PE) {
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+ bcm54213pe_config_init(phydev);
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} else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54612E) {
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err = bcm54612e_config_init(phydev);
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if (err)
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--- a/include/linux/brcmphy.h
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+++ b/include/linux/brcmphy.h
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@@ -168,6 +168,10 @@
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#define BCM54XX_SHD_SCR3_DLLAPD_DIS 0x0002
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#define BCM54XX_SHD_SCR3_TRDDAPD 0x0004
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+/* 01001: Additional LED trigger options */
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+#define BCM54XX_SHD_LEDCTL 0x09
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+#define BCM54XX_SHD_LEDCTL_ACTLINK_EN 0x0010
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+
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/* 01010: Auto Power-Down */
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#define BCM54XX_SHD_APD 0x0a
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#define BCM_APD_CLR_MASK 0xFE9F /* clear bits 5, 6 & 8 */
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