Messages in this thread Patch in this message | | | From | Russ Dill <> | Subject | [RFC PATCH 09/11] ARM: dts: AM33XX: Associate SRAM with MPU and mark it exec | Date | Tue, 17 Sep 2013 05:43:35 -0700 |
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The SRAM is for use by the MPU. Marking it as such makes it easier for PM initialization code to locate the SRAM in order to load a PIE section into it.
Additionally, set the map-exec flag to allow code to be run from SRAM. This is necessary for suspend/resume.
Signed-off-by: Russ Dill <Russ.Dill@ti.com> --- arch/arm/boot/dts/am33xx.dtsi | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 302463d..20942a2 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -62,6 +62,7 @@ mpu { compatible = "ti,omap3-mpu"; ti,hwmods = "mpu"; + sram = <&ocmcram>; }; }; @@ -507,6 +508,7 @@ ocmcram: ocmcram@40300000 { compatible = "mmio-sram"; reg = <0x40300000 0x10000>; /* 64k */ + map-exec; }; wkup_m3: wkup_m3@44d00000 { -- 1.8.3.2
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