[PATCH 1/1] Revert "mediatek: fix uart clocks in MT7987 infracfg clock driver"
Chukun Pan
amadeus at jmu.edu.cn
Tue Nov 25 02:00:19 PST 2025
This reverts commit 1c3b32c45a25a6b80b9b1541a5ec4ce082939e5e.
This patch causes the kernel to hang after the following log:
[ 1.575050] clk: Disabling unused clocks
Fixes: 1c3b32c ("mediatek: fix uart clocks in MT7987 infracfg clock driver")
Reported-By: Chen Minqiang <ptpt52 at gmail.com>
Signed-off-by: Chukun Pan <amadeus at jmu.edu.cn>
---
.../361-clk-mediatek-add-mt7987-clock-drivers-support.patch | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/target/linux/mediatek/patches-6.12/361-clk-mediatek-add-mt7987-clock-drivers-support.patch b/target/linux/mediatek/patches-6.12/361-clk-mediatek-add-mt7987-clock-drivers-support.patch
index 249e239086..577b2b7dfc 100644
--- a/target/linux/mediatek/patches-6.12/361-clk-mediatek-add-mt7987-clock-drivers-support.patch
+++ b/target/linux/mediatek/patches-6.12/361-clk-mediatek-add-mt7987-clock-drivers-support.patch
@@ -273,7 +273,7 @@ Signed-off-by: Daniel Golle <daniel at makrotopia.org>
+MODULE_LICENSE("GPL");
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7987-infracfg.c
-@@ -0,0 +1,325 @@
+@@ -0,0 +1,328 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2024 MediaTek Inc.
@@ -301,12 +301,15 @@ Signed-off-by: Daniel Golle <daniel at makrotopia.org>
+static DEFINE_SPINLOCK(mt7987_clk_lock);
+
+static const char *const infra_mux_uart0_parents[] = { "csw_infra_f26m_sel",
++ "infra_hf_66m_uart0_pck",
+ "uart_sel" };
+
+static const char *const infra_mux_uart1_parents[] = { "csw_infra_f26m_sel",
++ "infra_hf_66m_uart1_pck",
+ "uart_sel" };
+
+static const char *const infra_mux_uart2_parents[] = { "csw_infra_f26m_sel",
++ "infra_hf_66m_uart1_pck",
+ "uart_sel" };
+
+static const char *const infra_mux_spi0_parents[] = {
--
2.25.1
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