lkml.org 
[lkml]   [2019]   [Aug]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH v2 4/4] dt-bindings/watchdog: Add access_cs0 option for alt-boot
    On Mon, Aug 26, 2019 at 01:46:36PM +0300, Ivan Mikhaylov wrote:
    > The option for the ast2400/2500 to get access to CS0 at runtime.
    >
    > Signed-off-by: Ivan Mikhaylov <i.mikhaylov@yadro.com>
    > ---
    > Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt | 7 +++++++
    > 1 file changed, 7 insertions(+)
    >
    > diff --git a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt
    > index c5077a1f5cb3..023a9b578df6 100644
    > --- a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt
    > +++ b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt
    > @@ -34,6 +34,13 @@ Optional properties:
    > engine is responsible for this.
    >
    > - aspeed,alt-boot: If property is present then boot from alternate block.
    > + At alternate side 'access_cs0' sysfs file provides:

    What's sysfs?

    Don't put Linux stuff in bindings.

    > + ast2400: a way to get access to the primary SPI flash
    > + chip at CS0 after booting from the alternate
    > + chip at CS1.
    > + ast2500: a way to restore the normal address mapping from
    > + (CS0->CS1, CS1->CS0) to (CS0->CS0, CS1->CS1).
    > +
    > - aspeed,external-signal: If property is present then signal is sent to
    > external reset counter (only WDT1 and WDT2). If not
    > specified no external signal is sent.
    > --
    > 2.20.1
    >

    \
     
     \ /
      Last update: 2019-08-30 00:57    [W:2.682 / U:0.036 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site