[PATCH 4/4] OMAP: mtd: gpmc: add DT bindings for GPMC timings and NAND

Daniel Mack zonque at gmail.com
Thu Oct 25 05:43:40 EDT 2012


Hi Jon,

On 25.10.2012 03:53, Jon Hunter wrote:
> 
> On 10/22/2012 02:55 PM, Daniel Mack wrote:

>> +Example for an AM33xx board:
>> +
>> +	gpmc: gpmc at 50000000 {
>> +		compatible = "ti,gpmc";
>> +		ti,hwmods = "gpmc";
>> +		reg = <0x50000000 0x1000000>;
> 
> Nit-pick, that size is quite large for a register range. I recommend
> looking at the HWMOD data file
> (arch/arm/mach-omap2/omap_hwmod_33xx_data.c) and see how much space is
> allocated for the registers (see structure am33xx_gpmc_addr_space).

Yeah but reserving the entire memory as per the reference manual also
prvents other from poking around in the same register space. Is there a
scenario in which it would of disadvantage to reserve all that memory?



Daniel





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