Re: [U-Boot] guys, can you see some init code for davinci's chipselect bit width driving DM9000A?

yaojin liu wrote: thanks，you are right, it really init the chip through UBL. BUT, there is also one question: DM9000a 's driver has 8 bit accessing function: #define CONFIG_DM9000_BASE0x0400 #define DM9000_IOCONFIG_DM9000_BASE #define DM9000_DATA

Re: [U-Boot] guys, can you see some init code for davinci's chipselect bit width driving DM9000A?

yaojin liu wrote: hi: dm9000a works as 16bit bus width. however, i have not seen any init code for the dm355's chipselect. and by default ,the cs1 is 8bit bus width at reset. how doew it work? I think the setup is done by the UBL provided by TI. U-boot is a 3-rd stage bootloader for DM355.

Re: [U-Boot] guys, can you see some init code for davinci's chipselect bit width driving DM9000A?

thanks，you are right, it really init the chip through UBL. BUT, there is also one question: DM9000a 's driver has 8 bit accessing function: #define CONFIG_DM9000_BASE0x0400 #define DM9000_IOCONFIG_DM9000_BASE #define DM9000_DATA(CONFIG_DM9000_BASE+2) // (BA1,it's the

[U-Boot] guys, can you see some init code for davinci's chipselect bit width driving DM9000A?

hi: dm9000a works as 16bit bus width. however, i have not seen any init code for the dm355's chipselect. and by default ,the cs1 is 8bit bus width at reset. how doew it work? ___ U-Boot mailing list U-Boot@lists.denx.de