qualcommbe: ipq95xx: nsscc: fix port5 clock parent

Fix incorrect port5 clock management

Signed-off-by: Mantas Pucka <mantas@8devices.com>
Link: https://github.com/openwrt/openwrt/pull/18459
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

diff --git a/target/linux/qualcommbe/patches-6.6/310-clk-qcom-nsscc-ipq9574-fix-port5-clock-config.patch b/target/linux/qualcommbe/patches-6.6/310-clk-qcom-nsscc-ipq9574-fix-port5-clock-config.patch
new file mode 100644 (file)
index 0000000..ac84628
--- /dev/null
+++ b/target/linux/qualcommbe/patches-6.6/310-clk-qcom-nsscc-ipq9574-fix-port5-clock-config.patch
@@ -0,0 +1,46 @@
+From ce4c7eea1b6f05723240aadc5e1c240d26a6ef88 Mon Sep 17 00:00:00 2001
+From: Mantas Pucka <mantas@8devices.com>
+Date: Mon, 31 Mar 2025 15:39:59 +0300
+Subject: [PATCH] clk: qcom: nsscc-ipq9574: fix port5 clock config
+
+Currently there is no configuration to derive 25/125MHz port5 clock
+from uniphy1 running at 125MHz. This is needed for SGMII mode when
+port5 is using uniphy1.
+
+Fix this by adding option such clock config option.
+
+Signed-off-by: Mantas Pucka <mantas@8devices.com>
+---
+ drivers/clk/qcom/nsscc-ipq9574.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+--- a/drivers/clk/qcom/nsscc-ipq9574.c
++++ b/drivers/clk/qcom/nsscc-ipq9574.c
+@@ -387,11 +387,13 @@ static const struct freq_multi_tbl ftbl_
+ 
+ static const struct freq_conf ftbl_nss_cc_port5_rx_clk_src_25[] = {
+       C(P_UNIPHY1_NSS_RX_CLK, 12.5, 0, 0),
++      C(P_UNIPHY1_NSS_RX_CLK, 5, 0, 0),
+       C(P_UNIPHY0_NSS_RX_CLK, 5, 0, 0),
+ };
+ 
+ static const struct freq_conf ftbl_nss_cc_port5_rx_clk_src_125[] = {
+       C(P_UNIPHY1_NSS_RX_CLK, 2.5, 0, 0),
++      C(P_UNIPHY1_NSS_RX_CLK, 1, 0, 0),
+       C(P_UNIPHY0_NSS_RX_CLK, 1, 0, 0),
+ };
+ 
+@@ -412,11 +414,13 @@ static const struct freq_multi_tbl ftbl_
+ 
+ static const struct freq_conf ftbl_nss_cc_port5_tx_clk_src_25[] = {
+       C(P_UNIPHY1_NSS_TX_CLK, 12.5, 0, 0),
++      C(P_UNIPHY1_NSS_TX_CLK, 5, 0, 0),
+       C(P_UNIPHY0_NSS_TX_CLK, 5, 0, 0),
+ };
+ 
+ static const struct freq_conf ftbl_nss_cc_port5_tx_clk_src_125[] = {
+       C(P_UNIPHY1_NSS_TX_CLK, 2.5, 0, 0),
++      C(P_UNIPHY1_NSS_TX_CLK, 1, 0, 0),
+       C(P_UNIPHY0_NSS_TX_CLK, 1, 0, 0),
+ };
+