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Wed, 10 Jun 2026 00:11:33 -0700 (PDT) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: multipart/signed; boundary=994575abcf1e9190cecd15ed8f5aca86c3a1ed0abda2c617779b5e42dcaa; micalg=pgp-sha512; protocol="application/pgp-signature" Date: Wed, 10 Jun 2026 09:11:22 +0200 Message-Id: To: "Markus Schneider-Pargmann (TI)" , "Nishanth Menon" , "Vignesh Raghavendra" , "Tero Kristo" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "Nathan Chancellor" , "Nick Desaulniers" , "Bill Wendling" , "Justin Stitt" , "Judith Mendez" , "Daniel Schultz" , "Andrew Davis" , "Siddharth Vadapalli" , "Paresh Bhagat" , "Bryan Brattlof" , "Jai Luthra" , "Devarsh Thakkar" , "Beleswar Padhi" , "Francesco Dolcini" , "Stefano Radaelli" Cc: "Vishal Mahaveer" , "Kevin Hilman" , "Sebin Francis" , "Kendall Willis" , "Akashdeep Kaur" , , , , , "Hari Nagalla" Subject: Re: [PATCH v6 04/11] arm64: dts: ti: k3-am62p-verdin: Fix wkup R5F memory region size From: "Markus Schneider-Pargmann" X-Mailer: aerc 0.21.0-126-g9e77103592fe References: <20260609-topic-am62a-ioddr-dt-v6-19-v6-0-16afba97fbe0@baylibre.com> <20260609-topic-am62a-ioddr-dt-v6-19-v6-4-16afba97fbe0@baylibre.com> In-Reply-To: <20260609-topic-am62a-ioddr-dt-v6-19-v6-4-16afba97fbe0@baylibre.com> --994575abcf1e9190cecd15ed8f5aca86c3a1ed0abda2c617779b5e42dcaa Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Hi, On Tue Jun 9, 2026 at 8:56 PM CEST, Markus Schneider-Pargmann (TI) wrote: > The wkup_r5fss0_core0_memory_region was reserved with only > 0x0f00000 but the MCU SDK linker for the wkup R5F firmware on This and the var-som patch incorrectly mention the reserved size to be 0x0f00000 in the commit message while it should say 0x01e00000. I will fix the commit message with the next version. Best Markus > AM62P defines the DM code/data DDR footprint differently: > > /* DDR for DM R5F code/data [ size 27 MiB + 396 KB ] */ > DDR : ORIGIN =3D 0x9CAA5000 LENGTH =3D 0x1B63= 000 > > which results in an end at 0x9e608000. For this memory region which > starts at 0x9c900000 this means a length of: > > 0x9e608000 - 0x9c900000 =3D 0x1d08000 > > Link: https://github.com/TexasInstruments/mcupsdk-core-k3/blob/k3_main/ex= amples/drivers/ipc/ipc_rpmsg_echo_linux/am62px-sk/wkup-r5fss0-0_freertos/ti= -arm-clang/linker.cmd > Fixes: 87f95ea316ac ("arm64: dts: ti: Add Toradex Verdin AM62P") > Signed-off-by: Markus Schneider-Pargmann (TI) > --- > arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi b/arch/arm64/boo= t/dts/ti/k3-am62p-verdin.dtsi > index 7ee894d59113aa727d41b7ecd6b2bc7e12760823..8a5ff5c457579c7b1be7157d2= 35fd4b4e5c6af11 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi > @@ -170,7 +170,7 @@ wkup_r5fss0_core0_dma_memory_region: memory@9c800000 = { > =20 > wkup_r5fss0_core0_memory_region: memory@9c900000 { > compatible =3D "shared-dma-pool"; > - reg =3D <0x00 0x9c900000 0x00 0x01e00000>; > + reg =3D <0x00 0x9c900000 0x00 0x01d08000>; > no-map; > }; > }; --994575abcf1e9190cecd15ed8f5aca86c3a1ed0abda2c617779b5e42dcaa Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iKMEABYKAEsWIQSJYVVm/x+5xmOiprOFwVZpkBVKUwUCaikOHBsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMiwyLDIRHG1zcEBiYXlsaWJyZS5jb20ACgkQhcFWaZAVSlPa gAEAyrybqnS6hv3Ovek0j7b14FzBa99hKAVYVQajdPf6WZYA/jNeWkQ0ZfOTfw7C HBBAgvhweurSyFbfEsO3R2u7jS4M =GC8Q -----END PGP SIGNATURE----- --994575abcf1e9190cecd15ed8f5aca86c3a1ed0abda2c617779b5e42dcaa--