[U-Boot] [PATCH] imx: correct speed grading info for i.MX6UL

Peng Fan van.freenix at gmail.com
Wed May 18 07:45:07 CEST 2016


Hi Stefano,

On Mon, May 09, 2016 at 09:30:28AM +0200, Stefano Babic wrote:
>On 03/05/2016 05:13, Peng Fan wrote:
>> Correct speed grading info for i.MX6UL
>> 
>> Signed-off-by: Peng Fan <peng.fan at nxp.com>
>> Cc: Stefano Babic <sbabic at denx.de>
>> ---
>>  arch/arm/cpu/armv7/mx6/soc.c | 15 +++++++++++++++
>>  1 file changed, 15 insertions(+)
>> 
>> diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
>> index d4b22ad..aaa1adb 100644
>> --- a/arch/arm/cpu/armv7/mx6/soc.c
>> +++ b/arch/arm/cpu/armv7/mx6/soc.c
>> @@ -108,6 +108,12 @@ u32 get_cpu_rev(void)
>>  #define OCOTP_CFG3_SPEED_1GHZ	2
>>  #define OCOTP_CFG3_SPEED_1P2GHZ	3
>>  
>> +/*
>> + * For i.MX6UL
>> + */
>> +#define OCOTP_CFG3_SPEED_528MHZ 1
>> +#define OCOTP_CFG3_SPEED_696MHZ 2
>> +
>>  u32 get_cpu_speed_grade_hz(void)
>>  {
>>  	struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
>> @@ -120,6 +126,15 @@ u32 get_cpu_speed_grade_hz(void)
>>  	val >>= OCOTP_CFG3_SPEED_SHIFT;
>>  	val &= 0x3;
>>  
>> +	if (is_cpu_type(MXC_CPU_MX6UL)) {
>> +		if (val == OCOTP_CFG3_SPEED_528MHZ)
>> +			return 528000000;
>> +		else if (val == OCOTP_CFG3_SPEED_696MHZ)
>> +			return 69600000;
>> +		else
>> +			return 0;
>> +	}
>> +
>>  	switch (val) {
>>  	/* Valid for IMX6DQ */
>>  	case OCOTP_CFG3_SPEED_1P2GHZ:
>> 
>
>Applied to -next, thanks !

Is this patch applied? I can not find this patch in next or master tree.

Thanks,
Peng.

>
>Best regards,
>Stefano Babic
>
>-- 
>=====================================================================
>DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
>HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
>Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
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