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From 1e9a4afdfa995e924f74139f620e8b2f985a705f Mon Sep 17 00:00:00 2001
From: James Feist <james.feist@linux.intel.com>
Date: Tue, 10 Dec 2019 16:21:24 -0800
Subject: [PATCH 1/1] AST2500 increase boot speed
This hardcodes the IOMODE to x2 as that is the fastest
we support.
Signed-off-by: James Feist <james.feist@linux.intel.com>
---
arch/arm/mach-aspeed/flash.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-aspeed/flash.c b/arch/arm/mach-aspeed/flash.c
index d33fb9e0fe..31d2ef6001 100644
--- a/arch/arm/mach-aspeed/flash.c
+++ b/arch/arm/mach-aspeed/flash.c
@@ -730,7 +730,7 @@ static ulong flash_get_size (ulong base, flash_info_t *info)
ulID = ((ulong)ch[0]) | ((ulong)ch[1] << 8) | ((ulong)ch[2] << 16) ;
info->flash_id = ulID;
-// printf("SPI Flash ID: %x \n", ulID);
+ printf("SPI Flash ID: %x \n", ulID);
/* init default */
info->iomode = IOMODEx1;
@@ -1258,6 +1258,10 @@ static ulong flash_get_size (ulong base, flash_info_t *info)
} /* JDEC */
}
+ info->readcmd = 0xbb;
+ info->dualport = 1;
+ info->iomode = IOMODEx2_dummy;
+
sector = base;
for (j = 0; j < info->sector_count; j++) {
--
2.17.1
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