From: Akhil R <akhilrajeev@nvidia.com>
To: <robh+dt@kernel.org>, <devicetree@vger.kernel.org>,
<christian.koenig@amd.com>, <digetx@gmail.com>,
<jonathanh@nvidia.com>, <ldewangan@nvidia.com>,
<linux-i2c@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, <sumit.semwal@linaro.org>,
<thierry.reding@gmail.com>, <wsa@kernel.org>
Cc: <akhilrajeev@nvidia.com>
Subject: [PATCH 2/2] arm64: tegra: Add GPCDMA support for Tegra234 I2C
Date: Wed, 20 Jul 2022 18:11:48 +0530 [thread overview]
Message-ID: <20220720124148.7969-3-akhilrajeev@nvidia.com> (raw)
In-Reply-To: <20220720124148.7969-1-akhilrajeev@nvidia.com>
Add dma properties to support GPCDMA in Tegra234 I2C
Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra234.dtsi | 32 ++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index c3d2e48994d1..c9eed199d980 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -668,6 +668,10 @@
clock-names = "div-clk", "parent";
resets = <&bpmp TEGRA234_RESET_I2C1>;
reset-names = "i2c";
+ dmas = <&gpcdma 21>, <&gpcdma 21>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
cam_i2c: i2c@3180000 {
@@ -683,6 +687,10 @@
clock-names = "div-clk", "parent";
resets = <&bpmp TEGRA234_RESET_I2C3>;
reset-names = "i2c";
+ dmas = <&gpcdma 23>, <&gpcdma 23>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
dp_aux_ch1_i2c: i2c@3190000 {
@@ -698,6 +706,10 @@
clock-names = "div-clk", "parent";
resets = <&bpmp TEGRA234_RESET_I2C4>;
reset-names = "i2c";
+ dmas = <&gpcdma 26>, <&gpcdma 26>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
dp_aux_ch0_i2c: i2c@31b0000 {
@@ -713,6 +725,10 @@
clock-names = "div-clk", "parent";
resets = <&bpmp TEGRA234_RESET_I2C6>;
reset-names = "i2c";
+ dmas = <&gpcdma 30>, <&gpcdma 30>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
dp_aux_ch2_i2c: i2c@31c0000 {
@@ -728,6 +744,10 @@
clock-names = "div-clk", "parent";
resets = <&bpmp TEGRA234_RESET_I2C7>;
reset-names = "i2c";
+ dmas = <&gpcdma 27>, <&gpcdma 27>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
dp_aux_ch3_i2c: i2c@31e0000 {
@@ -743,6 +763,10 @@
clock-names = "div-clk", "parent";
resets = <&bpmp TEGRA234_RESET_I2C9>;
reset-names = "i2c";
+ dmas = <&gpcdma 31>, <&gpcdma 31>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
spi@3270000 {
@@ -1026,6 +1050,10 @@
assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>;
resets = <&bpmp TEGRA234_RESET_I2C2>;
reset-names = "i2c";
+ dmas = <&gpcdma 22>, <&gpcdma 22>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
gen8_i2c: i2c@c250000 {
@@ -1042,6 +1070,10 @@
assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>;
resets = <&bpmp TEGRA234_RESET_I2C8>;
reset-names = "i2c";
+ dmas = <&gpcdma 0>, <&gpcdma 0>;
+ dma-names = "rx", "tx";
+ iommus = <&smmu_niso0 TEGRA234_SID_GPCDMA>;
+ dma-coherent;
};
rtc@c2a0000 {
--
2.17.1
prev parent reply other threads:[~2022-07-20 12:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-20 12:41 [PATCH 0/2] Add GPCDMA support to Tegra234 I2C Akhil R
2022-07-20 12:41 ` [PATCH 1/2] i2c: tegra: Add GPCDMA support Akhil R
2022-07-20 12:41 ` Akhil R [this message]
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