openwrt/target/linux/mediatek/patches-4.14/0215-arm64-dts-mt7622-turn-uart0-clock-to-real-ones.patch
Stijn Segers ab7cabd09d kernel: bump 4.14 to 4.14.52 for 18.06
Compile-tested on: ramips/mt7621, x86/64.
Run-tested on: ramips/mt7621.

Signed-off-by: Stijn Segers <foss@volatilesystems.org>
2018-07-02 07:06:23 +02:00

46 lines
1.3 KiB
Diff

From 84b3092b3773777de1ba1ad142e53247fb881ddd Mon Sep 17 00:00:00 2001
From: Sean Wang <sean.wang@mediatek.com>
Date: Thu, 28 Dec 2017 18:00:11 +0800
Subject: [PATCH 215/224] arm64: dts: mt7622: turn uart0 clock to real ones
This patch also cleans up two oscillators that provide clocks for MT7623.
Switch the uart clocks to the real ones while at it.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
---
arch/arm64/boot/dts/mediatek/mt7622.dtsi | 15 ++-------------
1 file changed, 2 insertions(+), 13 deletions(-)
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -91,18 +91,6 @@
};
};
- uart_clk: dummy25m {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <25000000>;
- };
-
- bus_clk: dummy280m {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <280000000>;
- };
-
pwrap_clk: dummy40m {
compatible = "fixed-clock";
clock-frequency = <40000000>;
@@ -234,7 +222,8 @@
"mediatek,mt6577-uart";
reg = <0 0x11002000 0 0x400>;
interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
- clocks = <&uart_clk>, <&bus_clk>;
+ clocks = <&topckgen CLK_TOP_UART_SEL>,
+ <&pericfg CLK_PERI_UART1_PD>;
clock-names = "baud", "bus";
status = "disabled";
};