Re: [U-Boot] [PATCH v2] nand: Hack to support 4k page in fsl_elbc_nand

2012-07-02 Thread Rafael Beims
On Fri, Jun 29, 2012 at 8:06 PM, Scott Wood scottw...@freescale.com wrote: On 06/28/2012 09:13 PM, Rafael Beims wrote: On Thu, Jun 28, 2012 at 10:36 PM, Scott Wood scottw...@freescale.com wrote: On 06/28/2012 03:47 PM, Rafael Beims wrote: Freescale FCM controller has a 2K size limitation of

Re: [U-Boot] [PATCH v2] nand: Hack to support 4k page in fsl_elbc_nand

2012-06-29 Thread Scott Wood
On 06/28/2012 09:13 PM, Rafael Beims wrote: On Thu, Jun 28, 2012 at 10:36 PM, Scott Wood scottw...@freescale.com wrote: On 06/28/2012 03:47 PM, Rafael Beims wrote: Freescale FCM controller has a 2K size limitation of buffer RAM. In order to support the Nand flash chip with pagesize larger than

[U-Boot] [PATCH v2] nand: Hack to support 4k page in fsl_elbc_nand

2012-06-28 Thread Rafael Beims
Freescale FCM controller has a 2K size limitation of buffer RAM. In order to support the Nand flash chip with pagesize larger than 2K bytes, we read/write 2k data repeatedly by issuing FIR_OP_RB/FIR_OP_WB and save them to a large buffer. Because of this, the in flash layout of the oob is different

Re: [U-Boot] [PATCH v2] nand: Hack to support 4k page in fsl_elbc_nand

2012-06-28 Thread Rafael Beims
On Thu, Jun 28, 2012 at 10:36 PM, Scott Wood scottw...@freescale.com wrote: On 06/28/2012 03:47 PM, Rafael Beims wrote: Freescale FCM controller has a 2K size limitation of buffer RAM. In order to support the Nand flash chip with pagesize larger than 2K bytes, we read/write 2k data repeatedly