From patchwork Thu Feb 21 20:49:10 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [2/3] powerpc/fsl_lbc: Disable UPM interrupt From: Aaron Sierra X-Patchwork-Id: 222413 Message-Id: <2a720b76-ff41-4466-b8c9-6b6848b7848d@zimbra> To: Kumar Gala Cc: Artem Bityutskiy , linux-mtd@lists.infradead.org, Nate Case , David Woodhouse Date: Thu, 21 Feb 2013 14:49:10 -0600 (CST) Author: Nate Case We aren't doing anything with the UPM event in the localbus interrupt handler, so there is no point in enabling it. This interrupt was being triggered constantly during UPM NAND flash activity. Signed-off-by: Nate Case --- arch/powerpc/include/asm/fsl_lbc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/fsl_lbc.h b/arch/powerpc/include/asm/fsl_lbc.h index 19e0cd2..8971a9f 100644 --- a/arch/powerpc/include/asm/fsl_lbc.h +++ b/arch/powerpc/include/asm/fsl_lbc.h @@ -137,7 +137,7 @@ struct fsl_lbc_regs { #define LTESR_CLEAR 0xFFFFFFFF #define LTECCR_CLEAR 0xFFFFFFFF #define LTESR_STATUS LTESR_MASK -#define LTEIR_ENABLE LTESR_MASK +#define LTEIR_ENABLE (LTESR_MASK & ~LTESR_UPM) #define LTEDR_ENABLE 0x00000000 __be32 ltedr; /**< Transfer Error Disable Register */ __be32 lteir; /**< Transfer Error Interrupt Register */