linux-kernel - [PATCH v5 5/5] arm64: tegra: enable SMMU for SDHCI and EQOS on T194

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Date:   Thu, 21 May 2020 16:31:07 -0700
From:   Krishna Reddy <vdumpa@...dia.com>
To:     unlisted-recipients:; (no To-header on input)
CC:     <joro@...tes.org>, <will@...nel.org>, <robin.murphy@....com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <iommu@...ts.linux-foundation.org>, <linux-kernel@...r.kernel.org>,
        <linux-tegra@...r.kernel.org>, <treding@...dia.com>,
        <yhsu@...dia.com>, <snikam@...dia.com>, <praithatha@...dia.com>,
        <talho@...dia.com>, <bbiswas@...dia.com>, <mperttunen@...dia.com>,
        <nicolinc@...dia.com>, <bhuntsman@...dia.com>,
        Krishna Reddy <vdumpa@...dia.com>
Subject: [PATCH v5 5/5] arm64: tegra: enable SMMU for SDHCI and EQOS on T194

Enable SMMU translations for SDHCI and EQOS transactions on T194.

Signed-off-by: Krishna Reddy <vdumpa@...dia.com>
---
 arch/arm64/boot/dts/nvidia/tegra194.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index f7c4399afb55..706bbb439dcd 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -59,6 +59,7 @@ ethernet@...0000 {
 			clock-names = "master_bus", "slave_bus", "rx", "tx", "ptp_ref";
 			resets = <&bpmp TEGRA194_RESET_EQOS>;
 			reset-names = "eqos";
+			iommus = <&smmu TEGRA194_SID_EQOS>;
 			status = "disabled";
 
 			snps,write-requests = <1>;
@@ -457,6 +458,7 @@ sdmmc1: sdhci@...0000 {
 			clock-names = "sdhci";
 			resets = <&bpmp TEGRA194_RESET_SDMMC1>;
 			reset-names = "sdhci";
+			iommus = <&smmu TEGRA194_SID_SDMMC1>;
 			nvidia,pad-autocal-pull-up-offset-3v3-timeout =
 									<0x07>;
 			nvidia,pad-autocal-pull-down-offset-3v3-timeout =
@@ -479,6 +481,7 @@ sdmmc3: sdhci@...0000 {
 			clock-names = "sdhci";
 			resets = <&bpmp TEGRA194_RESET_SDMMC3>;
 			reset-names = "sdhci";
+			iommus = <&smmu TEGRA194_SID_SDMMC3>;
 			nvidia,pad-autocal-pull-up-offset-1v8 = <0x00>;
 			nvidia,pad-autocal-pull-down-offset-1v8 = <0x7a>;
 			nvidia,pad-autocal-pull-up-offset-3v3-timeout = <0x07>;
@@ -506,6 +509,7 @@ sdmmc4: sdhci@...0000 {
 					  <&bpmp TEGRA194_CLK_PLLC4>;
 			resets = <&bpmp TEGRA194_RESET_SDMMC4>;
 			reset-names = "sdhci";
+			iommus = <&smmu TEGRA194_SID_SDMMC4>;
 			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>;
-- 
2.26.2