Messages in this thread | | | Date | Wed, 27 Sep 2023 20:53:17 +0530 | Subject | Re: [PATCH v4 9/9] arm64: dts : ti: k3-am69-sk: Add DDR carveout memory nodes for C71x DSP | From | "Kumar, Udit" <> |
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On 9/6/2023 4:54 PM, Apurva Nandan wrote: > Two carveout reserved memory nodes each have been added for each of the > C71x DSP for the TI K3 AM69 SK boards. These nodes are assigned to the > respective rproc device nodes as well. The first region will be used as > the DMA pool for the rproc device, and the second region will furnish > the static carveout regions for the firmware memory. > > The current carveout addresses and sizes are defined statically for each > device. The C71x DSP processor supports a MMU called CMMU, but is not > currently supported and as such requires the exact memory used by the > firmware to be set-aside. > > Signed-off-by: Sinthu Raja <sinthu.raja@ti.com> > Signed-off-by: Apurva Nandan <a-nandan@ti.com> > --- > arch/arm64/boot/dts/ti/k3-am69-sk.dts | 104 ++++++++++++++++++++++++++ > 1 file changed, 104 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts > index d5a39caf15af..1e6fb082d3d2 100644 > --- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts > +++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts > @@ -143,6 +143,54 @@ main_r5fss2_core1_memory_region: r5f-memory@a7100000 { > reg = <0x00 0xa7100000 0x00 0xf00000>; > no-map; > };
Reviewed by: Udit Kumar<u-kumar1@ti.com>
> [...]
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