topic Re: imx23 spi flash boot -- chip select in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268604#M28429 <HTML><HEAD></HEAD><BODY><P>Correct.</P></BODY></HTML> Thu, 22 Aug 2013 06:04:20 GMT Yuri 2013-08-22T06:04:20Z imx23 spi flash boot -- chip select https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268601#M28426 <HTML><HEAD></HEAD><BODY><P> I am looking to boot imx23 from a SPI NOR flash connected to spi2 bus. Does any one know what chip select the rom bootloader will use while talking to spi2 flash. The IMX23RM manual seems to be silent on this issue.</P></BODY></HTML> Wed, 21 Aug 2013 19:56:56 GMT https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268601#M28426 amanian 2013-08-21T19:56:56Z Re: imx23 spi flash boot -- chip select https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268602#M28427 <HTML><HEAD></HEAD><BODY><P>According to Table 21-1 (SSP Pin Matrix) of the i.MX23 Reference Manual, </P><P>SSP_DATA3 is Slave Select 0 - it is used for boot. Please refer to i.MX23 EVK scheme,</P><P>where SSP1_DATA3 (SPI1_SS0) is applied.&nbsp; </P></BODY></HTML> Thu, 22 Aug 2013 03:36:45 GMT https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268602#M28427 Yuri 2013-08-22T03:36:45Z Re: imx23 spi flash boot -- chip select https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268603#M28428 <HTML><HEAD></HEAD><BODY><P>Thank you for the info. So for both spi1 &amp; spi2 boot mode the chip select is SSn0.</P><P>Right?</P></BODY></HTML> Thu, 22 Aug 2013 05:45:27 GMT https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268603#M28428 amanian 2013-08-22T05:45:27Z Re: imx23 spi flash boot -- chip select https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268604#M28429 <HTML><HEAD></HEAD><BODY><P>Correct.</P></BODY></HTML> Thu, 22 Aug 2013 06:04:20 GMT https://community.nxp.com/t5/i-MX-Processors/imx23-spi-flash-boot-chip-select/m-p/268604#M28429 Yuri 2013-08-22T06:04:20Z