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ARM: zynq: DT: List OCM memory

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Description OCM with mmio-sram driver. In 99% use cases OCM is mapped high
that's why it is placed on fixed location.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/a951dbe885640197efe3e91bb9fa5caedb54b387.1662460712.git.michal.simek@amd.com
This commit is contained in:
Michal Simek 2022-09-06 12:38:34 +02:00
parent 41634fd24b
commit 5c341965dd
2 changed files with 11 additions and 13 deletions
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11
arch/arm/dts/zynq-7000.dtsi
View File

@ -192,6 +192,17 @@
reg = <0xf8006000 0x1000>;
};
ocm: sram@fffc0000 {
compatible = "mmio-sram";
reg = <0xfffc0000 0x10000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0xfffc0000 0x10000>;
ocm-sram@0 {
reg = <0x0 0x10000>;
};
};
uart0: serial@e0000000 {
compatible = "xlnx,xuartps", "cdns,uart-r1p8";
status = "disabled";

13
arch/arm/dts/zynq-zc702.dts
View File

@ -64,19 +64,6 @@
};
};
&amba {
ocm: sram@fffc0000 {
compatible = "mmio-sram";
reg = <0xfffc0000 0x10000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0xfffc0000 0x10000>;
ocm-sram@0 {
reg = <0x0 0x10000>;
};
};
};
&can0 {
status = "okay";
pinctrl-names = "default";