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Allocate two memory areas > per remote core: one 1MB region for vring shared buffers, and > another for external memory used by the remote processor for its > resource table and trace buffer. > > Signed-off-by: Daniel Schultz Reviewed-by: Wadim Egorov > --- > .../boot/dts/ti/k3-am62-phycore-som.dtsi | 35 +++++++++++++++---- > 1 file changed, 29 insertions(+), 6 deletions(-) > > diff --git a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi > index 55ed418c023b..3075979935d5 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi > @@ -64,6 +64,18 @@ mcu_m4fss_memory_region: m4f-memory@9cc00000 { > no-map; > }; > > + wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory@9da00000 { > + compatible = "shared-dma-pool"; > + reg = <0x00 0x9da00000 0x00 0x100000>; > + no-map; > + }; > + > + wkup_r5fss0_core0_memory_region: r5f-memory@9db00000 { > + compatible = "shared-dma-pool"; > + reg = <0x00 0x9db00000 0x00 0xc00000>; > + no-map; > + }; > + > secure_tfa_ddr: tfa@9e780000 { > reg = <0x00 0x9e780000 0x00 0x80000>; > alignment = <0x1000>; > @@ -75,12 +87,6 @@ secure_ddr: optee@9e800000 { > alignment = <0x1000>; > no-map; > }; > - > - wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory@9db00000 { > - compatible = "shared-dma-pool"; > - reg = <0x00 0x9db00000 0x00 0x00c00000>; > - no-map; > - }; > }; > > vcc_5v0_som: regulator-vcc-5v0-som { > @@ -240,10 +246,17 @@ cpsw3g_phy1: ethernet-phy@1 { > }; > > &mailbox0_cluster0 { > + status = "okay"; > + > mbox_m4_0: mbox-m4-0 { > ti,mbox-rx = <0 0 0>; > ti,mbox-tx = <1 0 0>; > }; > + > + mbox_r5_0: mbox-r5-0 { > + ti,mbox-rx = <2 0 0>; > + ti,mbox-tx = <3 0 0>; > + }; > }; > > &main_pktdma { > @@ -386,3 +399,13 @@ &sdhci0 { > bootph-all; > status = "okay"; > }; > + > +&wkup_r5fss0 { > + status = "okay"; > +}; > + > +&wkup_r5fss0_core0 { > + mboxes = <&mailbox0_cluster0 &mbox_r5_0>; > + memory-region = <&wkup_r5fss0_core0_dma_memory_region>, > + <&wkup_r5fss0_core0_memory_region>; > +};