From: Thierry Reding Date: Mon, 13 Dec 2021 16:21:51 +0000 (+0100) Subject: arm64: tegra: Hook up MMC and BPMP to memory controller X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6de481e5ab0d69cddbc7c20e8471a950313d4e07;p=linux.git arm64: tegra: Hook up MMC and BPMP to memory controller Use the interconnects property to hook up the MMC and BPMP to the memory controller. This is needed to set the correct bus-level DMA mask, which is a prerequisite for adding IOMMU support. Signed-off-by: Thierry Reding --- diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi index 59ad115369bda..6b6f15804a1a5 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi @@ -156,6 +156,9 @@ assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLC4>; resets = <&bpmp TEGRA234_RESET_SDMMC4>; reset-names = "sdhci"; + interconnects = <&mc TEGRA234_MEMORY_CLIENT_SDMMCRAB &emc>, + <&mc TEGRA234_MEMORY_CLIENT_SDMMCWAB &emc>; + interconnect-names = "dma-mem", "write"; nvidia,pad-autocal-pull-up-offset-hs400 = <0x00>; nvidia,pad-autocal-pull-down-offset-hs400 = <0x00>; nvidia,pad-autocal-pull-up-offset-1v8-timeout = <0x0a>; @@ -288,6 +291,11 @@ #clock-cells = <1>; #reset-cells = <1>; #power-domain-cells = <1>; + interconnects = <&mc TEGRA234_MEMORY_CLIENT_BPMPR &emc>, + <&mc TEGRA234_MEMORY_CLIENT_BPMPW &emc>, + <&mc TEGRA234_MEMORY_CLIENT_BPMPDMAR &emc>, + <&mc TEGRA234_MEMORY_CLIENT_BPMPDMAW &emc>; + interconnect-names = "read", "write", "dma-mem", "dma-write"; bpmp_i2c: i2c { compatible = "nvidia,tegra186-bpmp-i2c";