From e1df0de4932e7296896709282feda2da3bd68a5e Mon Sep 17 00:00:00 2001
From: York Sun <yorksun@freescale.com>
Date: Tue, 25 Jan 2011 21:51:26 -0800
Subject: [PATCH] powerpc/85xx: Remove unnecessary polling loop from DDR init
This polling loop is not required normally, unless specifically stated in
workaround.
Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
---
arch/powerpc/cpu/mpc85xx/ddr-gen3.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/powerpc/cpu/mpc85xx/ddr-gen3.c b/arch/powerpc/cpu/mpc85xx/ddr-gen3.c
index fa7e09f393..b9502f7fed 100644
--- a/arch/powerpc/cpu/mpc85xx/ddr-gen3.c
+++ b/arch/powerpc/cpu/mpc85xx/ddr-gen3.c
@@ -199,8 +199,6 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
temp_sdram_cfg = in_be32(&ddr->sdram_cfg) & ~SDRAM_CFG_BI;
out_be32(&ddr->sdram_cfg, temp_sdram_cfg | SDRAM_CFG_MEM_EN);
asm volatile("sync;isync");
- while (!(in_be32(&ddr->debug[1]) & 0x2))
- ;
/* Poll DDR_SDRAM_CFG_2[D_INIT] bit until auto-data init is done. */
while (in_be32(&ddr->sdram_cfg_2) & 0x10) {
--
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