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MLK-11828-2 ARM: dts: reserve OCRAM space for M4
authorAnson Huang <Anson.Huang@freescale.com>
Fri, 6 Nov 2015 10:46:35 +0000 (18:46 +0800)
committerNitin Garg <nitin.garg@nxp.com>
Mon, 19 Mar 2018 19:49:12 +0000 (14:49 -0500)
FreeRTOS has use case of running on OCRAM, reserve the
bottom half of OCRAM spase(0x910000 - 0x91efff) for M4,
the last 4K is for shared memory power management.

Signed-off-by: Anson Huang <Anson.Huang@freescale.com>
arch/arm/boot/dts/imx6sx-sabreauto-m4.dts patch | blob | history
arch/arm/boot/dts/imx6sx-sdb-m4.dts patch | blob | history

diff --git a/arch/arm/boot/dts/imx6sx-sabreauto-m4.dts b/arch/arm/boot/dts/imx6sx-sabreauto-m4.dts
index 808aa8a..1273a28 100644 (file)
--- a/arch/arm/boot/dts/imx6sx-sabreauto-m4.dts
+++ b/arch/arm/boot/dts/imx6sx-sabreauto-m4.dts
@@ -36,6 +36,10 @@
        status = "disabled";
 };
 
+&ocram {
+       reg = <0x00901000 0xf000>;
+};
+
 &qspi1 {
        status = "disabled";
 };
diff --git a/arch/arm/boot/dts/imx6sx-sdb-m4.dts b/arch/arm/boot/dts/imx6sx-sdb-m4.dts
index cde2640..54a2ab4 100644 (file)
--- a/arch/arm/boot/dts/imx6sx-sdb-m4.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb-m4.dts
@@ -44,7 +44,7 @@
 };
 
 &ocram {
-       reg = <0x00901000 0x1E000>;
+       reg = <0x00901000 0xf000>;
 };
 
 &qspi2 {