From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart

---
 kernel/arch/arm/boot/dts/exynos4412-smdk4412.dts |   31 +++++++++++++++++++++++++++++--
 1 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/kernel/arch/arm/boot/dts/exynos4412-smdk4412.dts b/kernel/arch/arm/boot/dts/exynos4412-smdk4412.dts
index 5c5c288..4997120 100644
--- a/kernel/arch/arm/boot/dts/exynos4412-smdk4412.dts
+++ b/kernel/arch/arm/boot/dts/exynos4412-smdk4412.dts
@@ -23,8 +23,8 @@
 	};
 
 	chosen {
-		bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
-		stdout-path = &serial_1;
+		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
+		stdout-path = "serial1:115200n8";
 	};
 
 	fixed-rate-clocks {
@@ -36,6 +36,28 @@
 		xusbxti {
 			compatible = "samsung,clock-xusbxti";
 			clock-frequency = <24000000>;
+		};
+
+		pmic_ap_clk: pmic-ap-clk {
+			/* Workaround for missing clock on PMIC */
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <32768>;
+		};
+	};
+};
+
+&cpu_thermal {
+	cooling-maps {
+		cooling_map0: map0 {
+			/* Corresponds to 800MHz at freq_table */
+			cooling-device = <&cpu0 7 7>, <&cpu1 7 7>,
+					 <&cpu2 7 7>, <&cpu3 7 7>;
+		};
+		cooling_map1: map1 {
+			/* Corresponds to 200MHz at freq_table */
+			cooling-device = <&cpu0 13 13>, <&cpu1 13 13>,
+					 <&cpu2 13 13>, <&cpu3 13 13>;
 		};
 	};
 };
@@ -127,6 +149,11 @@
 	};
 };
 
+&rtc {
+	clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
+	clock-names = "rtc", "rtc_src";
+};
+
 &sdhci_2 {
 	bus-width = <4>;
 	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;

--
Gitblit v1.6.2