Re: [V2, 2/6] tty: serial: lpuart: add little endian 32 bit register support

[Nikita Yushchenko]

17.05.2017 06:39, Dong Aisheng wrote:
> On Tue, May 16, 2017 at 02:15:08PM +0300, Nikita Yushchenko wrote:
>>>  static u32 lpuart32_read(void __iomem *addr)
>>>  {
>>> -	return ioread32be(addr);
>>> +	return lpuart_is_be ? ioread32be(addr) : readl(addr);
>>>  }
>>>  
>>>  static void lpuart32_write(u32 val, void __iomem *addr)
>>>  {
>>> -	iowrite32be(val, addr);
>>> +	if (lpuart_is_be)
>>> +		iowrite32be(val, addr);
>>> +	else
>>> +		writel(val, addr);
>>>  }
>>
>> What if this is ever executed on big endian system?
>>
> 
> Sorry, not catching the point...
> 
> What issues will meet?

Isn't writel() in host endian?