2021-11-03 08:33:48 +00:00
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From 6859d91549341c2ad769d482de58129f080c0f04 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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Date: Thu, 18 Mar 2021 09:01:43 +0100
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Subject: [PATCH 2/2] net: dsa: bcm_sf2: fix BCM4908 RGMII reg(s)
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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BCM4908 has only 1 RGMII reg for controlling port 7.
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Fixes: 73b7a6047971 ("net: dsa: bcm_sf2: support BCM4908's integrated switch")
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Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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Acked-by: Florian Fainelli <f.fainelli@gmail.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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drivers/net/dsa/bcm_sf2.c | 11 +++++++----
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drivers/net/dsa/bcm_sf2_regs.h | 1 +
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2 files changed, 8 insertions(+), 4 deletions(-)
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--- a/drivers/net/dsa/bcm_sf2.c
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+++ b/drivers/net/dsa/bcm_sf2.c
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@@ -79,7 +79,12 @@ static u16 bcm_sf2_reg_rgmii_cntrl(struc
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{
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switch (priv->type) {
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case BCM4908_DEVICE_ID:
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- /* TODO */
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+ switch (port) {
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+ case 7:
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+ return REG_RGMII_11_CNTRL;
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+ default:
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+ break;
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+ }
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break;
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default:
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switch (port) {
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2022-07-11 15:04:30 +00:00
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@@ -1238,9 +1243,7 @@ static const u16 bcm_sf2_4908_reg_offset
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2021-11-03 08:33:48 +00:00
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[REG_PHY_REVISION] = 0x14,
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[REG_SPHY_CNTRL] = 0x24,
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[REG_CROSSBAR] = 0xc8,
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- [REG_RGMII_0_CNTRL] = 0xe0,
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- [REG_RGMII_1_CNTRL] = 0xec,
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- [REG_RGMII_2_CNTRL] = 0xf8,
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+ [REG_RGMII_11_CNTRL] = 0x014c,
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[REG_LED_0_CNTRL] = 0x40,
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[REG_LED_1_CNTRL] = 0x4c,
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[REG_LED_2_CNTRL] = 0x58,
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--- a/drivers/net/dsa/bcm_sf2_regs.h
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+++ b/drivers/net/dsa/bcm_sf2_regs.h
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@@ -21,6 +21,7 @@ enum bcm_sf2_reg_offs {
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REG_RGMII_0_CNTRL,
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REG_RGMII_1_CNTRL,
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REG_RGMII_2_CNTRL,
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+ REG_RGMII_11_CNTRL,
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REG_LED_0_CNTRL,
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REG_LED_1_CNTRL,
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REG_LED_2_CNTRL,
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