[PATCH] arm, davinci: configure davinci aemif chipselects through OF
Sergei Shtylyov
sshtylyov at mvista.com
Sun Dec 4 07:33:59 EST 2011
Hello.
On 04-12-2011 13:41, Heiko Schocher wrote:
> Signed-off-by: Heiko Schocher <hs at denx.de>
> Cc: davinci-linux-open-source at linux.davincidsp.com
> Cc: devicetree-discuss at lists.ozlabs.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: grant.likely at secretlab.ca
> Cc: Sekhar Nori <nsekhar at ti.com>
> Cc: Kevin Hilman <khilman at ti.com>
> Cc: Wolfgang Denk <wd at denx.de>
[...]
> diff --git a/Documentation/devicetree/bindings/arm/davinci/aemif.txt b/Documentation/devicetree/bindings/arm/davinci/aemif.txt
> new file mode 100644
> index 0000000..c9ed551
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/davinci/aemif.txt
> @@ -0,0 +1,85 @@
> +* Texas Instruments Davinci AEMIF
> +
> +This file provides information, what the device node for the
> +davinci aemifa interface contain.
[...]
> +Example (enbw_cmc board):
> + aemif at 60000000 {
> + compatible = "ti,davinci-emifa";
> + #address-cells = <2>;
> + #size-cells = <1>;
> + reg = <0x68000000 0x80000>;
> + ranges = <2 0 0x60000000 0x02000000
> + 3 0 0x62000000 0x02000000
> + 4 0 0x64000000 0x02000000
> + 5 0 0x66000000 0x02000000>;
> + cs2 at 0x60000000 {
0x shouldn't be included.
> + compatible = "ti,davinci-cs";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + /* all timings in nanoseconds */
> + cs = <2>;
> + asize = <1>;
> + ta = <0>;
> + rhold = <7>;
> + rstrobe = <42>;
> + rsetup = <14>;
> + whold = <7>;
> + wstrobe = <42>;
> + wsetup = <14>;
> + ew = <0>;
> + ss = <0>;
> + };
> + flash at 2,0 {
Why you have one kind of address for cs2 at 60000000 node and other kind for
this node?
WBR, Sergei
More information about the linux-arm-kernel
mailing list