[U-Boot] [v3 2/4] spi: cadence_qspi: fix indirect read/write start address

[vikas <vikas.manocha@st.com>]

Hi,

On 08/19/2015 08:46 PM, Marek Vasut wrote:
> On Saturday, August 15, 2015 at 04:15:58 AM, Vikas Manocha wrote:
>> Indirect read/write start addresses are flash start addresses for indirect
>> read or write transfers. These should be absolute flash addresses instead
>> of offsets.
>>
>> Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
>> ---
>>
>> Changes in v3: none
>> Changes in v2: Rebased to master
>>
>>  drivers/spi/cadence_qspi_apb.c |    6 ++++--
>>  1 file changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/spi/cadence_qspi_apb.c
>> b/drivers/spi/cadence_qspi_apb.c index b46e5fe..6b5ae30 100644
>> --- a/drivers/spi/cadence_qspi_apb.c
>> +++ b/drivers/spi/cadence_qspi_apb.c
>> @@ -705,7 +705,8 @@ int cadence_qspi_apb_indirect_read_setup(struct
>> cadence_spi_platdata *plat,
>>
>>  	/* Get address */
>>  	addr_value = cadence_qspi_apb_cmd2addr(&cmdbuf[1], addr_bytes);
>> -	writel(addr_value, plat->regbase + CQSPI_REG_INDIRECTRDSTARTADDR);
>> +	writel((u32)plat->ahbbase + addr_value,
>> +			plat->regbase + CQSPI_REG_INDIRECTRDSTARTADDR);
> 
> Please drop this (u32) cast, it's misleading and problematic.

ok, Thanks for it.

> 
>>  	/* The remaining lenght is dummy bytes. */
>>  	dummy_bytes = cmdlen - addr_bytes - 1;
>> @@ -795,7 +796,8 @@ int cadence_qspi_apb_indirect_write_setup(struct
>> cadence_spi_platdata *plat,
>>
>>  	/* Setup write address. */
>>  	reg = cadence_qspi_apb_cmd2addr(&cmdbuf[1], addr_bytes);
>> -	writel(reg, plat->regbase + CQSPI_REG_INDIRECTWRSTARTADDR);
>> +	writel((u32)plat->ahbbase + reg,
>> +			plat->regbase + CQSPI_REG_INDIRECTWRSTARTADDR);
> 
> Please drop this (u32) cast, it's misleading and problematic.

ok, Thanks for pointing it out.

Rgds,
Vikas

> 
> Best regards,
> Marek Vasut
> .
>