[PATCH 5/7] ARM: dts: k3: Add cfg register space for ringacc and udmap

[Vignesh Raghavendra]

On 5/11/21 10:21 AM, Lokesh Vutla wrote:
> 
> 
> On 10/05/21 10:54 pm, Vignesh Raghavendra wrote:
>> R5 SPL needs access to cfg space of Rings and UDMAP, therefore add RING
>> CFG, TCHAN CFG and RCHAN CFG address ranges.
>>
>> Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
>> ---
>>  arch/arm/dts/k3-am654-base-board-u-boot.dtsi  | 14 ++++++++++
>>  .../k3-j7200-common-proc-board-u-boot.dtsi    | 26 +++++++++++++++++++
>>  .../k3-j721e-common-proc-board-u-boot.dtsi    | 14 ++++++++++
> 
> If these are specific to R5, then it should be moved to R5 dts no? -u-boot.dtsi
> will be applied to A53 dts as well.
> 

Not really.. There registers are present within respective IPs. A53/A72
use DM APIs to configure these registers whereas R5 does direct
programming. I intend to add these ranges to kernel DT as well. Until
then, will be in -u-boot.dtsi.

> Thanks and regards,
> Lokesh
> 
>>  3 files changed, 54 insertions(+)
>>
>> diff --git a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
>> index b0602d1dad..2840258518 100644
>> --- a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
>> +++ b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
>> @@ -35,11 +35,25 @@
>>  		u-boot,dm-spl;
>>  
>>  		ringacc at 2b800000 {
>> +			reg =	<0x0 0x2b800000 0x0 0x400000>,
>> +				<0x0 0x2b000000 0x0 0x400000>,
>> +				<0x0 0x28590000 0x0 0x100>,
>> +				<0x0 0x2a500000 0x0 0x40000>,
>> +				<0x0 0x28440000 0x0 0x40000>;
>> +			reg-names = "rt", "fifos", "proxy_gcfg", "proxy_target", "cfg";
>>  			u-boot,dm-spl;
>>  			ti,dma-ring-reset-quirk;
>>  		};
>>  
>>  		dma-controller at 285c0000 {
>> +			reg =	<0x0 0x285c0000 0x0 0x100>,
>> +				<0x0 0x284c0000 0x0 0x4000>,
>> +				<0x0 0x2a800000 0x0 0x40000>,
>> +				<0x0 0x284a0000 0x0 0x4000>,
>> +				<0x0 0x2aa00000 0x0 0x40000>,
>> +				<0x0 0x28400000 0x0 0x2000>;
>> +			reg-names = "gcfg", "rchan", "rchanrt", "tchan",
>> +					    "tchanrt", "rflow";
>>  			u-boot,dm-spl;
>>  		};
>>  	};
>> diff --git a/arch/arm/dts/k3-j7200-common-proc-board-u-boot.dtsi b/arch/arm/dts/k3-j7200-common-proc-board-u-boot.dtsi
>> index c3aae65b39..41ce9fcb59 100644
>> --- a/arch/arm/dts/k3-j7200-common-proc-board-u-boot.dtsi
>> +++ b/arch/arm/dts/k3-j7200-common-proc-board-u-boot.dtsi
>> @@ -40,6 +40,32 @@
>>  	chipid at 43000014 {
>>  		u-boot,dm-spl;
>>  	};
>> +
>> +	mcu-navss{
>> +		u-boot,dm-spl;
>> +
>> +		ringacc at 2b800000 {
>> +			reg =	<0x0 0x2b800000 0x0 0x400000>,
>> +				<0x0 0x2b000000 0x0 0x400000>,
>> +				<0x0 0x28590000 0x0 0x100>,
>> +				<0x0 0x2a500000 0x0 0x40000>,
>> +				<0x0 0x28440000 0x0 0x40000>;
>> +			reg-names = "rt", "fifos", "proxy_gcfg", "proxy_target", "cfg";
>> +			u-boot,dm-spl;
>> +		};
>> +
>> +		dma-controller at 285c0000 {
>> +			reg =	<0x0 0x285c0000 0x0 0x100>,
>> +				<0x0 0x284c0000 0x0 0x4000>,
>> +				<0x0 0x2a800000 0x0 0x40000>,
>> +				<0x0 0x284a0000 0x0 0x4000>,
>> +				<0x0 0x2aa00000 0x0 0x40000>,
>> +				<0x0 0x28400000 0x0 0x2000>;
>> +			reg-names = "gcfg", "rchan", "rchanrt", "tchan",
>> +					    "tchanrt", "rflow";
>> +			u-boot,dm-spl;
>> +		};
>> +	};
>>  };
>>  
>>  &secure_proxy_main {
>> diff --git a/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi b/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
>> index 1135de5a92..ed64f2720d 100644
>> --- a/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
>> +++ b/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
>> @@ -54,10 +54,24 @@
>>  		u-boot,dm-spl;
>>  
>>  		ringacc at 2b800000 {
>> +			reg =	<0x0 0x2b800000 0x0 0x400000>,
>> +				<0x0 0x2b000000 0x0 0x400000>,
>> +				<0x0 0x28590000 0x0 0x100>,
>> +				<0x0 0x2a500000 0x0 0x40000>,
>> +				<0x0 0x28440000 0x0 0x40000>;
>> +			reg-names = "rt", "fifos", "proxy_gcfg", "proxy_target", "cfg";
>>  			u-boot,dm-spl;
>>  		};
>>  
>>  		dma-controller at 285c0000 {
>> +			reg =	<0x0 0x285c0000 0x0 0x100>,
>> +				<0x0 0x284c0000 0x0 0x4000>,
>> +				<0x0 0x2a800000 0x0 0x40000>,
>> +				<0x0 0x284a0000 0x0 0x4000>,
>> +				<0x0 0x2aa00000 0x0 0x40000>,
>> +				<0x0 0x28400000 0x0 0x2000>;
>> +			reg-names = "gcfg", "rchan", "rchanrt", "tchan",
>> +					    "tchanrt", "rflow";
>>  			u-boot,dm-spl;
>>  		};
>>  	};
>>