From acf9384d8cc372fc71a5857363cfe10c240c497a Mon Sep 17 00:00:00 2001
From: Yao Zi <ziyao@disroot.org>
Date: Tue, 13 May 2025 09:04:55 +0000
Subject: [PATCH] configs: th1520_lpi4a: Add UART clock frequency

The BROM of TH1520 always initializes UART0's parent clock and
configures the baudrate to 115200. Describe the clock frequency to make
UART function correctly in SPL without introducing CCF.

Signed-off-by: Yao Zi <ziyao@disroot.org>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
---
 include/configs/th1520_lpi4a.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/configs/th1520_lpi4a.h b/include/configs/th1520_lpi4a.h
index 87496a52c4c..7a9b70a3678 100644
--- a/include/configs/th1520_lpi4a.h
+++ b/include/configs/th1520_lpi4a.h
@@ -9,6 +9,7 @@
 
 #include <linux/sizes.h>
 
+#define CFG_SYS_NS16550_CLK		100000000
 #define CFG_SYS_SDRAM_BASE		0x00000000
 
 #define UART_BASE	0xffe7014000
-- 
2.39.5