From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Fri, 15 May 2020 00:14:53 +0000 (+1000)
Subject: litedram: Remove init delays
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c0f537b8455731cf1db23fb488afd0d9c5df19e6;p=microwatt.git

litedram: Remove init delays

The clocks / resets are now stable

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

diff --git a/litedram/gen-src/sdram_init/main.c b/litedram/gen-src/sdram_init/main.c
index b40c4df..fd43970 100644
--- a/litedram/gen-src/sdram_init/main.c
+++ b/litedram/gen-src/sdram_init/main.c
@@ -37,17 +37,10 @@ void flush_cpu_icache(void)
 void main(void)
 {
 	unsigned long long ftr, val;
-	int i;
 
 	/* Init the UART */
 	potato_uart_init();
 
-	/*
-	 * Let things settle ... not sure why but the UART is
-	 * not happy otherwise. The PLL might need to settle ?
-	 */
-	for (i = 0; i < 10000; i++)
-		readb(UART_BASE + POTATO_CONSOLE_STATUS);
 	printf("\n\nWelcome to Microwatt !\n\n");
 
 	/* TODO: Add core version information somewhere in syscon, possibly