[PATCH 2/2] ASoC: tegra: Add support for Tegra238 soundcard

Sheetal .
2026-03-02T08:54:51Z

From: Sheetal <sheetal@nvidia.com>

Tegra238 platforms use different clock rates for plla and
plla_out0 clocks. Add Tegra238 support in the Tegra
sound card driver to apply specific clock configurations.

Signed-off-by: Aditya Bavanari <abavanari@nvidia.com>
Signed-off-by: Sheetal <sheetal@nvidia.com>
---
sound/soc/tegra/tegra_audio_graph_card.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/sound/soc/tegra/tegra_audio_graph_card.c b/sound/soc/tegra/tegra_audio_graph_card.c
index 94b5ab77649b..b6dadd6a3d3d 100644
--- a/sound/soc/tegra/tegra_audio_graph_card.c
+++ b/sound/soc/tegra/tegra_audio_graph_card.c
@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
-// SPDX-FileCopyrightText: Copyright (c) 2020-2025 NVIDIA CORPORATION. All rights reserved.
+// SPDX-FileCopyrightText: Copyright (c) 2020-2026 NVIDIA CORPORATION. All rights reserved.
//
// tegra_audio_graph_card.c - Audio Graph based Tegra Machine Driver

@@ -231,6 +231,15 @@ static const struct tegra_audio_cdata tegra186_data = {
.plla_out0_rates[x11_RATE] = 45158400,
};

+static const struct tegra_audio_cdata tegra238_data = {
+ /* PLLA */
+ .plla_rates[x8_RATE] = 1277952000,
+ .plla_rates[x11_RATE] = 1264435200,
+ /* PLLA_OUT0 */
+ .plla_out0_rates[x8_RATE] = 49152000,
+ .plla_out0_rates[x11_RATE] = 45158400,
+};
+
static const struct tegra_audio_cdata tegra264_data = {
/* PLLA1 */
.plla_rates[x8_RATE] = 983040000,
@@ -245,6 +254,8 @@ static const struct of_device_id graph_of_tegra_match[] = {
.data = &tegra210_data },
{ .compatible = "nvidia,tegra186-audio-graph-card",
.data = &tegra186_data },
+ { .compatible = "nvidia,tegra238-audio-graph-card",
+ .data = &tegra238_data },
{ .compatible = "nvidia,tegra264-audio-graph-card",
.data = &tegra264_data },
{},
--
2.34.1