arm64: dts: renesas: r8a7795: Add IPMMU-PV1 device node

Add r8a7795 IPMMU-PV1 and keep it disabled by default.

This device is not present in r8a7795 ES1.x and
is removed from the DT of those SoCs.

This corrects an omission in
3b7e7848f0e8 ("arm64: dts: renesas: r8a7795: Add IPMMU device nodes")

This does not have any runtime effect.

Reported-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi b/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi
index f1d5e90503d51a488b6cc6306ecc1321633a8d18..f9acd125d68750d571be091969ca49baa9f8d86c 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7795-es1.dtsi
@@ -23,6 +23,7 @@ xhci1: usb@ee040000 {
 
        /delete-node/ mmu@febe0000;
        /delete-node/ mmu@fe980000;
+       /delete-node/ mmu@fd950000;
        /delete-node/ mmu@fd960000;
        /delete-node/ mmu@fd970000;
 

diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
index 09953cda3a559dd210a8fc743ca5c057d4722b05..0648fe451d097f4e63559e07a89a26227a8758d7 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
@@ -545,6 +545,15 @@ ipmmu_pv0: mmu@fd800000 {
                        status = "disabled";
                };
 
+               ipmmu_pv1: mmu@fd950000 {
+                       compatible = "renesas,ipmmu-r8a7795";
+                       reg = <0 0xfd950000 0 0x1000>;
+                       renesas,ipmmu-main = <&ipmmu_mm 7>;
+                       power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
+                       #iommu-cells = <1>;
+                       status = "disabled";
+               };
+
                ipmmu_pv2: mmu@fd960000 {
                        compatible = "renesas,ipmmu-r8a7795";
                        reg = <0 0xfd960000 0 0x1000>;