[PATCH 6/8] ARM: at91: sam9263: add fb dt support

Nicolas Ferre nicolas.ferre at atmel.com
Wed Apr 17 01:11:35 EST 2013


On 04/16/2013 04:13 PM, Jean-Christophe PLAGNIOL-VILLARD :
> On 16:11 Tue 16 Apr     , Nicolas Ferre wrote:
>> On 04/11/2013 05:00 PM, Jean-Christophe PLAGNIOL-VILLARD :
>>> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
>>> Cc: Nicolas Ferre <nicolas.ferre at atmel.com>
>>> ---
>>>  arch/arm/boot/dts/at91sam9263.dtsi |   39 ++++++++++++++++++++++++++++++++++++
>>>  1 file changed, 39 insertions(+)
>>>
>>> diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
>>> index 271d4de..3d0effa 100644
>>> --- a/arch/arm/boot/dts/at91sam9263.dtsi
>>> +++ b/arch/arm/boot/dts/at91sam9263.dtsi
>>> @@ -303,6 +303,34 @@
>>>  					};
>>>  				};
>>>  
>>> +				fb {
>>> +					pinctrl_fb: fb-0 {
>>> +						atmel,pins =
>>> +							<2 1 0x1 0x0	/* PC1 periph A */
>>> +							 2 2 0x1 0x0	/* PC2 periph A */
>>> +							 2 3 0x1 0x0	/* PC3 periph A */
>>> +							 1 9 0x2 0x0	/* PB9 periph B */
>>> +							 2 6 0x1 0x0	/* PC6 periph A */
>>> +							 2 7 0x1 0x0	/* PC7 periph A */
>>> +							 2 8 0x1 0x0	/* PC8 periph A */
>>> +							 2 9 0x1 0x0	/* PC9 periph A */
>>> +							 2 10 0x1 0x0	/* PC10 periph A */
>>> +							 2 11 0x1 0x0	/* PC11 periph A */
>>> +							 2 14 0x1 0x0	/* PC14 periph A */
>>> +							 2 15 0x1 0x0	/* PC15 periph A */
>>> +							 2 16 0x1 0x0	/* PC16 periph A */
>>> +							 2 12 0x2 0x0	/* PC12 periph B */
>>> +							 2 18 0x1 0x0	/* PC18 periph A */
>>> +							 2 19 0x1 0x0	/* PC19 periph A */
>>> +							 2 22 0x1 0x0	/* PC22 periph A */
>>> +							 2 23 0x1 0x0	/* PC23 periph A */
>>> +							 2 24 0x1 0x0	/* PC24 periph A */
>>> +							 2 17 0x2 0x0	/* PC17 periph B */
>>> +							 2 26 0x1 0x0	/* PC26 periph A */
>>> +							 2 27 0x1 0x0>;	/* PC27 periph A */
>>
>> Verified, okay.
>>
>>> +					};
>>> +				};
>>> +
>>>  				pioA: gpio at fffff200 {
>>>  					compatible = "atmel,at91rm9200-gpio";
>>>  					reg = <0xfffff200 0x200>;
>>> @@ -464,6 +492,17 @@
>>>  			};
>>>  		};
>>>  
>>> +		fb0: fb at 0x00500000 {
>>
>> No, it is 0x700000
>>
>>> +			compatible = "atmel,at91sam9263-lcdc";
>>> +			reg = <0x00700000 0x1000>;
>>
>> Ditto.
>>
>>> +			interrupts = <26 3 0>;
>>
>> <26 4 0> here.
> no lcd is 3 even in c
> 
> and even 3 could be slow in some big lcd case

No, you mean the priority, but priority is encoded as the 3rd cell. So,
we end up with:

<26 4 3>

(I agree with the 3)


>>
>>
>>> +			pinctrl-names = "default";
>>> +			pinctrl-0 = <&pinctrl_fb>;
>>> +			status = "disabled";
>>> +			#address-cells = <1>;
>>> +			#size-cells = <1>;
>>
>> Ditto in 9g45 case.
>>
>>> +		};
>>> +
>>>  		nand0: nand at 40000000 {
>>>  			compatible = "atmel,at91rm9200-nand";
>>>  			#address-cells = <1>;
>>>
>>
>>
>> -- 
>> Nicolas Ferre
> 

Bye,
-- 
Nicolas Ferre


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