mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-13 23:29:10 -04:00
Code Issues Packages Projects Releases Wiki Activity

arm64: tegra: Audio codec support on Jetson AGX Orin

Browse Source 
Jetson AGX Orin has onboard RT5640 audio codec. This patch adds the
codec device node and the bindings to I2S1 interface.

Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Sameer Pujar
2023-02-13 10:14:34 +05:30
committed by Thierry Reding
parent e63472eda5
commit b903a6c5aa
1 changed files with 44 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
View File

@@ -3,6 +3,7 @@
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/input/gpio-keys.h>
#include <dt-bindings/sound/rt5640.h>
#include "tegra234-p3701-0000.dtsi"
#include "tegra234-p3737-0000.dtsi"
@@ -49,7 +50,7 @@ i2s1_port: port@1 {
i2s1_dap: endpoint {
dai-format = "i2s";
/* placeholder for external codec */
remote-endpoint = <&rt5640_ep>;
};
};
};
@@ -2017,6 +2018,30 @@ serial@31d0000 {
status = "okay";
};
i2c@31e0000 {
status = "okay";
audio-codec@1c {
compatible = "realtek,rt5640";
reg = <0x1c>;
interrupt-parent = <&gpio>;
interrupts = <TEGRA234_MAIN_GPIO(AC, 5) GPIO_ACTIVE_HIGH>;
clocks = <&bpmp TEGRA234_CLK_AUD_MCLK>;
clock-names = "mclk";
realtek,dmic1-data-pin = <RT5640_DMIC1_DATA_PIN_NONE>;
realtek,dmic2-data-pin = <RT5640_DMIC2_DATA_PIN_NONE>;
realtek,jack-detect-source = <RT5640_JD_SRC_HDA_HEADER>;
sound-name-prefix = "CVB-RT";
port {
rt5640_ep: endpoint {
remote-endpoint = <&i2s1_dap>;
mclk-fs = <256>;
};
};
};
};
pwm@32a0000 {
assigned-clocks = <&bpmp TEGRA234_CLK_PWM3>;
assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>;
@@ -2293,5 +2318,23 @@ sound {
<&dmic3_port>;
label = "NVIDIA Jetson AGX Orin APE";
widgets = "Microphone", "CVB-RT MIC Jack",
"Microphone", "CVB-RT MIC",
"Headphone", "CVB-RT HP Jack",
"Speaker", "CVB-RT SPK";
routing = /* I2S1 <-> RT5640 */
"CVB-RT AIF1 Playback", "I2S1 DAP-Playback",
"I2S1 DAP-Capture", "CVB-RT AIF1 Capture",
/* RT5640 codec controls */
"CVB-RT HP Jack", "CVB-RT HPOL",
"CVB-RT HP Jack", "CVB-RT HPOR",
"CVB-RT IN1P", "CVB-RT MIC Jack",
"CVB-RT IN2P", "CVB-RT MIC Jack",
"CVB-RT SPK", "CVB-RT SPOLP",
"CVB-RT SPK", "CVB-RT SPORP",
"CVB-RT DMIC1", "CVB-RT MIC",
"CVB-RT DMIC2", "CVB-RT MIC";
};
};