From: Marek Vasut <[email protected]> Add dma-ranges property into /soc node to describe the DMA capabilities of the bus. This is currently needed to translate PCI DMA ranges, which are limited to 32bit addresses.
Signed-off-by: Marek Vasut <[email protected]> Cc: Geert Uytterhoeven <[email protected]> Cc: Wolfram Sang <[email protected]> Cc: [email protected] Cc: [email protected] To: [email protected] --- NOTE: This is needed for the following patches to work correctly: https://patchwork.ozlabs.org/patch/1144870/ https://patchwork.ozlabs.org/patch/1144871/ --- arch/arm64/boot/dts/renesas/r8a7795.dtsi | 1 + arch/arm64/boot/dts/renesas/r8a7796.dtsi | 1 + arch/arm64/boot/dts/renesas/r8a77965.dtsi | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi index 95deff66eeb6..2102140a6723 100644 --- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi @@ -330,6 +330,7 @@ #address-cells = <2>; #size-cells = <2>; ranges; + dma-ranges = <0 0x40000000 0 0x40000000 0 0xc0000000>; rwdt: watchdog@e6020000 { compatible = "renesas,r8a7795-wdt", "renesas,rcar-gen3-wdt"; diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi index 3dc9d73f589a..d115ff34d0db 100644 --- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi @@ -300,6 +300,7 @@ #address-cells = <2>; #size-cells = <2>; ranges; + dma-ranges = <0 0x40000000 0 0x40000000 0 0xc0000000>; rwdt: watchdog@e6020000 { compatible = "renesas,r8a7796-wdt", diff --git a/arch/arm64/boot/dts/renesas/r8a77965.dtsi b/arch/arm64/boot/dts/renesas/r8a77965.dtsi index 4ae163220f60..74d934cfe44e 100644 --- a/arch/arm64/boot/dts/renesas/r8a77965.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi @@ -183,6 +183,7 @@ #address-cells = <2>; #size-cells = <2>; ranges; + dma-ranges = <0 0x40000000 0 0x40000000 0 0xc0000000>; rwdt: watchdog@e6020000 { compatible = "renesas,r8a77965-wdt", -- 2.23.0.rc1
