From 2de5564f7d11ce09a88cade33430cfc66e1cdd7b Mon Sep 17 00:00:00 2001 From: Mantas Pucka Date: Wed, 9 Apr 2025 11:24:23 +0300 Subject: [PATCH] qualcommbe: ipq95xx: pcs: fix USXGMII link-up failure USXGMII link-up may fail due to too short delay after PLL reset. Increase the delay to fix this. Signed-off-by: Mantas Pucka Link: https://github.com/openwrt/openwrt/pull/18459 Signed-off-by: Christian Marangi --- ...q-uniphy-fix-USXGMII-link-up-failure.patch | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 target/linux/qualcommbe/patches-6.6/702-net-pcs-ipq-uniphy-fix-USXGMII-link-up-failure.patch diff --git a/target/linux/qualcommbe/patches-6.6/702-net-pcs-ipq-uniphy-fix-USXGMII-link-up-failure.patch b/target/linux/qualcommbe/patches-6.6/702-net-pcs-ipq-uniphy-fix-USXGMII-link-up-failure.patch new file mode 100644 index 00000000000..46a1b5f8475 --- /dev/null +++ b/target/linux/qualcommbe/patches-6.6/702-net-pcs-ipq-uniphy-fix-USXGMII-link-up-failure.patch @@ -0,0 +1,24 @@ +From d75aa2977a42b97d052ed0984fb305a853f55d49 Mon Sep 17 00:00:00 2001 +From: Mantas Pucka +Date: Wed, 9 Apr 2025 11:16:49 +0300 +Subject: [PATCH] net: pcs: ipq-uniphy: fix USXGMII link-up failure + +USXGMII link-up may fail due to too short delay after PLL reset. +Increase the delay to fix this. + +Signed-off-by: Mantas Pucka +--- + drivers/net/pcs/pcs-qcom-ipq-uniphy.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/net/pcs/pcs-qcom-ipq-uniphy.c ++++ b/drivers/net/pcs/pcs-qcom-ipq-uniphy.c +@@ -490,7 +490,7 @@ static int ipq_unipcs_config_mode(struct + + /* PCS PLL reset */ + ipq_unipcs_reg_modify32(qunipcs, PCS_PLL_RESET, PCS_ANA_SW_RESET, 0); +- fsleep(10000); ++ fsleep(20000); + ipq_unipcs_reg_modify32(qunipcs, PCS_PLL_RESET, + PCS_ANA_SW_RESET, PCS_ANA_SW_RESET); + -- 2.47.2