lkml.org 
[lkml]   [2018]   [Jun]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [RFC PATCH 1/6] Documentation: arm: ti: Add bindings for AM654 SoC
    On Tue, Jun 05, 2018 at 01:01:20AM -0500, Nishanth Menon wrote:
    > The AM654 SoC is a lead device of the K3 Multicore SoC architecture
    > platform, targeted for broad market and industrial control with aim to
    > meet the complex processing needs of modern embedded products.
    >
    > Some highlights of this SoC are:
    > * Quad ARMv8 A53 cores split over two clusters
    > * GICv3 compliant GIC500
    > * Configurable L3 Cache and IO-coherent architecture
    > * Dual lock-step capable R5F uC for safety-critical applications
    > * High data throughput capable distributed DMA architecture under NAVSS
    > * Three Gigabit Industrial Communication Subsystems (ICSSG), each with dual
    > PRUs and dual RTUs
    > * Hardware accelerator block containing AES/DES/SHA/MD5 called SA2UL
    > * Centralized System Controller for Security, Power, and Resource
    > management.
    > * Dual ADCSS, eQEP/eCAP, eHRPWM, dual CAN-FD
    > * Flash subystem with OSPI and Hyperbus interfaces
    > * Multimedia capability with CAL, DSS7-UL, SGX544, McASP
    > * Peripheral connectivity including USB3, PCIE, MMC/SD, GPMC, I2C, SPI,
    > GPIO
    >
    > See AM65x Technical Reference Manual (SPRUID7, April 2018)
    > for further details: http://www.ti.com/lit/pdf/spruid7
    >
    > Signed-off-by: Nishanth Menon <nm@ti.com>
    > ---
    > Documentation/devicetree/bindings/arm/ti/k3.txt | 33 +++++++++++++++++++++++++
    > MAINTAINERS | 7 ++++++
    > 2 files changed, 40 insertions(+)
    > create mode 100644 Documentation/devicetree/bindings/arm/ti/k3.txt
    >
    > diff --git a/Documentation/devicetree/bindings/arm/ti/k3.txt b/Documentation/devicetree/bindings/arm/ti/k3.txt
    > new file mode 100644
    > index 000000000000..cbabb1b89f6f
    > --- /dev/null
    > +++ b/Documentation/devicetree/bindings/arm/ti/k3.txt
    > @@ -0,0 +1,33 @@
    > +Texas Instruments K3 Multicore SoC architecture device tree bindings
    > +--------------------------------------------------------------------
    > +
    > +Boards based on K3 Multicore SoC architecture shall have the following property:
    > +- compatible: Every hardware block introduced in K3 Multicore SoC
    > + architecture shall be of the form:
    > + "ti,XXX-YYY", where:
    > + 'XXX' represents the specific SoC part for which the support is added.
    > + 'YYY' represents the corresponding peripheral in SoC being supported.

    No need to explain standard DT convention here. (But I don't think we
    have this convention documented anywhere, so patches welcome. :))

    > +
    > + NOTE: Generic devices such as GIC or legacy devices shall use the specified
    > + compatible for those devices.
    > +
    > + Example:
    > + compatible = "ti,am654-i2c";
    > +
    > +SoCs
    > +-------------------------------------------
    > +
    > +Each device tree root node must specify which exact SoC in K3 Multicore SoC
    > +architecture it uses, using one of the following compatible values:
    > +
    > +- AM654
    > + compatible = "ti,am654";
    > +
    > +Boards
    > +-------------------------------------------
    > +
    > +In addition, each device tree root node must specify which one or more
    > +of the following board-specific compatible values:
    > +
    > +- AM654 EVM
    > + compatible = "ti,am654-evm", "ti,am654";
    > diff --git a/MAINTAINERS b/MAINTAINERS
    > index f39a8de1bbd7..cfb35b252ac7 100644
    > --- a/MAINTAINERS
    > +++ b/MAINTAINERS
    > @@ -2086,6 +2086,13 @@ L: linux-kernel@vger.kernel.org
    > S: Maintained
    > F: drivers/memory/*emif*
    >
    > +ARM/TEXAS INSTRUMENTS K3 ARCHITECTURE
    > +M: Tero Kristo <t-kristo@ti.com>
    > +M: Nishanth Menon <nm@ti.com>
    > +L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
    > +S: Supported
    > +F: Documentation/devicetree/bindings/arm/ti/k3.txt
    > +
    > ARM/TEXAS INSTRUMENT KEYSTONE ARCHITECTURE
    > M: Santosh Shilimkar <ssantosh@kernel.org>
    > L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
    > --
    > 2.15.1
    >

    \
     
     \ /
      Last update: 2018-06-12 23:05    [W:4.437 / U:0.084 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site