Hello Pujar,
I followed the wiki link you provided and made the necessary changes.
I’ve connected the AGX Orin I2C and I2S2 connectors to the audio codec, but the sound is not coming.
The TLV320AIC3204 audio codec changes for the Orin dev kit are followed here.
Pinmux changes:
index 06b25b19f..90f6f0293 100644
--- a/bootloader/t186ref/BCT/tegra234-mb1-bct-pinmux-p3701-0000.dtsi
+++ b/bootloader/t186ref/BCT/tegra234-mb1-bct-pinmux-p3701-0000.dtsi
@@ -289,6 +289,16 @@
nvidia,lpdr = <TEGRA_PIN_DISABLE>;
};
+ soc_gpio33_pq6 {
+ nvidia,pins = "soc_gpio33_pq6";
+ nvidia,function = "extperiph4";
+ nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+ nvidia,io-high-voltage = <TEGRA_PIN_DISABLE>;
+ nvidia,lpdr = <TEGRA_PIN_DISABLE>;
+ };
+
soc_gpio37_pr0 {
nvidia,pins = "soc_gpio37_pr0";
nvidia,function = "gp";
@@ -449,6 +459,42 @@
nvidia,lpdr = <TEGRA_PIN_DISABLE>;
};
+ soc_gpio41_ph7 {
+ nvidia,pins = "soc_gpio41_ph7";
+ nvidia,function = "i2s2";
+ nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+ nvidia,lpdr = <TEGRA_PIN_DISABLE>;
+ };
+
+ soc_gpio42_pi0 {
+ nvidia,pins = "soc_gpio42_pi0";
+ nvidia,function = "i2s2";
+ nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+ nvidia,lpdr = <TEGRA_PIN_DISABLE>;
+ };
+
+ soc_gpio43_pi1 {
+ nvidia,pins = "soc_gpio43_pi1";
+ nvidia,function = "i2s2";
+ nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+ nvidia,lpdr = <TEGRA_PIN_DISABLE>;
+ };
+
+ soc_gpio44_pi2 {
+ nvidia,pins = "soc_gpio44_pi2";
+ nvidia,function = "i2s2";
+ nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+ nvidia,lpdr = <TEGRA_PIN_DISABLE>;
+ };
+
gen1_i2c_scl_pi3 {
nvidia,pins = "gen1_i2c_scl_pi3";
nvidia,function = "i2c1";
@@ -1217,16 +1263,6 @@
nvidia,lpdr = <TEGRA_PIN_DISABLE>;
};
- soc_gpio33_pq6 {
- nvidia,pins = "soc_gpio33_pq6";
- nvidia,function = "rsvd0";
- nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- nvidia,enable-input = <TEGRA_PIN_ENABLE>;
- nvidia,io-high-voltage = <TEGRA_PIN_DISABLE>;
- nvidia,lpdr = <TEGRA_PIN_DISABLE>;
- };
-
soc_gpio35_pq7 {
nvidia,pins = "soc_gpio35_pq7";
nvidia,function = "rsvd0";
@@ -1375,42 +1411,6 @@
nvidia,lpdr = <TEGRA_PIN_DISABLE>;
};
- soc_gpio41_ph7 {
- nvidia,pins = "soc_gpio41_ph7";
- nvidia,function = "rsvd2";
- nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- nvidia,enable-input = <TEGRA_PIN_ENABLE>;
- nvidia,lpdr = <TEGRA_PIN_DISABLE>;
- };
-
- soc_gpio42_pi0 {
- nvidia,pins = "soc_gpio42_pi0";
- nvidia,function = "rsvd2";
- nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- nvidia,enable-input = <TEGRA_PIN_ENABLE>;
- nvidia,lpdr = <TEGRA_PIN_DISABLE>;
- };
-
- soc_gpio43_pi1 {
- nvidia,pins = "soc_gpio43_pi1";
- nvidia,function = "rsvd2";
- nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- nvidia,enable-input = <TEGRA_PIN_ENABLE>;
- nvidia,lpdr = <TEGRA_PIN_DISABLE>;
- };
-
- soc_gpio44_pi2 {
- nvidia,pins = "soc_gpio44_pi2";
- nvidia,function = "rsvd2";
- nvidia,pull = <TEGRA_PIN_PULL_DOWN>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- nvidia,enable-input = <TEGRA_PIN_ENABLE>;
- nvidia,lpdr = <TEGRA_PIN_DISABLE>;
- };
-
cpu_pwr_req_pi5 {
nvidia,pins = "cpu_pwr_req_pi5";
nvidia,function = "rsvd0";
diff --git a/bootloader/tegra234-mb1-bct-gpio-p3701-0000.dtsi b/bootloader/tegra234-mb1-bct-gpio-p3701-0000.dtsi
index 1bc8272b9..c8b380d90 100644
--- a/bootloader/tegra234-mb1-bct-gpio-p3701-0000.dtsi
+++ b/bootloader/tegra234-mb1-bct-gpio-p3701-0000.dtsi
@@ -34,7 +34,6 @@
TEGRA234_MAIN_GPIO(Z, 7)
TEGRA234_MAIN_GPIO(P, 4)
TEGRA234_MAIN_GPIO(P, 6)
- TEGRA234_MAIN_GPIO(Q, 6)
TEGRA234_MAIN_GPIO(Q, 7)
TEGRA234_MAIN_GPIO(R, 1)
TEGRA234_MAIN_GPIO(N, 4)
@@ -45,10 +44,7 @@
TEGRA234_MAIN_GPIO(G, 7)
TEGRA234_MAIN_GPIO(H, 0)
TEGRA234_MAIN_GPIO(H, 5)
- TEGRA234_MAIN_GPIO(H, 7)
- TEGRA234_MAIN_GPIO(I, 0)
TEGRA234_MAIN_GPIO(I, 1)
- TEGRA234_MAIN_GPIO(I, 2)
TEGRA234_MAIN_GPIO(AC, 3)
TEGRA234_MAIN_GPIO(AC, 4)
TEGRA234_MAIN_GPIO(AC, 5)
@@ -84,6 +80,10 @@
TEGRA234_MAIN_GPIO(A, 2)
>;
gpio-output-high = <
+ TEGRA234_MAIN_GPIO(H, 7)
+ TEGRA234_MAIN_GPIO(I, 0)
+ TEGRA234_MAIN_GPIO(I, 2)
+ TEGRA234_MAIN_GPIO(Q, 6)
TEGRA234_MAIN_GPIO(Y, 0)
TEGRA234_MAIN_GPIO(Y, 1)
TEGRA234_MAIN_GPIO(Y, 2)
DTS changes in /sources/hardware/nvidia/platform/t23x/concord/kernel-dts/cvb/tegra234-p3737-audio.dtsi
diff --git a/sources/hardware/nvidia/platform/t23x/concord/kernel-dts/cvb/tegra234-p3737-audio.dtsi b/sources/hardware/nvidia/platform/t23x/concord/kernel-dts/cvb/tegra234-p3737-audio.dtsi
index 3acc0854e..5fca0b78d 100644
--- a/sources/hardware/nvidia/platform/t23x/concord/kernel-dts/cvb/tegra234-p3737-audio.dtsi
+++ b/sources/hardware/nvidia/platform/t23x/concord/kernel-dts/cvb/tegra234-p3737-audio.dtsi
@@ -14,6 +14,35 @@
#include <audio/tegra-platforms-audio-dmic3-5-switch.dtsi>
/ {
+ /*Added Audio codec DT Changes*/
+ i2c@c250000 {
+ fsync-width = <0>;
+ aic32x4: tlv320aic32x4.1-0018@18 {
+ compatible = "ti,tlv320aic32x4";
+ status = "okay";
+ reg = <0x18>;
+ clocks = <&bpmp TEGRA234_CLK_AUD_MCLK>;
+ //clocks = <&tegra_car TEGRA186_CLK_AUD_MCLK>;
+ clock-names = "mclk";
+ dv-supply = <&battery_reg>;
+ av-supply = <&battery_reg>;
+ iov-supply = <&battery_reg>;
+
+ #sound-dai-cells = <1>;
+ sound-name-prefix = "TI-TLV320";
+
+ };
+ };
+
+ clocks {
+ aic32x4_mclk: aic32x4_mclk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <12288000>;
+ clock-output-names = "aic32x4-mclk";
+ status = "okay";
+ };
+ };
aconnect@2a41000 {
status = "okay";
@@ -26,9 +55,16 @@
};
ahub {
+ status = "okay";
/* I2S4 in Short frame sync for BT SCO */
i2s@2901300 {
- bclk-ratio = <4>;
+ blck-ratio = <4>;
+ status = "okay";
+ };
+ /*I2S2 in Short frame sync for BT SCO */
+ i2s@2901100 {
+ //bclk-ratio = <4>;
+ status = "okay";
};
};
};
@@ -41,7 +77,6 @@
nvidia,model = "NVIDIA Jetson AGX Orin HDA";
status = "okay";
};
-
tegra_sound: sound {
status = "okay";
compatible = "nvidia,tegra186-ape";
@@ -52,6 +87,20 @@
clock-names = "pll_a", "pll_a_out0", "extern1";
assigned-clocks = <&bpmp_clks TEGRA234_CLK_AUD_MCLK>;
assigned-clock-parents = <&bpmp_clks TEGRA234_CLK_PLLA_OUT0>;
+ nvidia-audio-card,widgets =
+ "Headphone", "TI-TLV320 Headphone",
+ "Microphone", "TI-TLV320 Mic",
+ "Line", "TI-TLV320 Line In",
+ "Line", "TI-TLV320 Line Out";
+
+ nvidia-audio-card,routing =
+ "TI-TLV320 Headphone", "TI-TLV320 HP_OUT",
+ "TI-TLV320 MIC_IN", "TI-TLV320 Mic",
+ "TI-TLV320 ADC", "TI-TLV320 Mic Bias",
+ "TI-TLV320 LINE_IN", "TI-TLV320 Line In",
+ "TI-TLV320 Line Out", "TI-TLV320 LINE_OUT";
+ nvidia-audio-card,mclk-fs = <256>;
+
};
tegra_sound_graph: sound_graph {
@@ -203,16 +252,28 @@
* platform specific files.
*/
-hdr40_snd_link_i2s: &i2s2_to_codec { };
+hdr40_snd_link_i2s: &i2s2_to_codec {
+ link-name = "ti-capture";
+ bitclock-master;
+ frame-master;
+ codec {
+ sound-dai = <&aic32x4>;
+ prefix = "TI-TLV320";
+ };
+};
/* Override with BT SCO entries */
&i2s4_to_codec {
format = "dsp_a";
bitclock-inversion;
};
+&i2s2_to_codec {
+ format = "dsp_a";
+ bitclock-inversion;
+};
Kconfig chages
diff --git a/sources/kernel/nvidia/sound/soc/tegra-alt/Kconfig b/sources/kernel/nvidia/sound/soc/tegra-alt/Kconfig
index eed57b8e5..84ff1bc14 100644
--- a/sources/kernel/nvidia/sound/soc/tegra-alt/Kconfig
+++ b/sources/kernel/nvidia/sound/soc/tegra-alt/Kconfig
@@ -201,6 +201,9 @@ config SND_SOC_TEGRA210_AUDIO_ALT
select SND_SOC_RT5640
select SND_SOC_RT5659
select SND_SOC_SGTL5000
+ select SND_SOC_TLV320AIC32X4
+ select SND_SOC_TLV320AIC32X4_I2C
Tegra machine driver changes
diff --git a/sources/kernel/nvidia/sound/soc/tegra-alt/machine_drivers/tegra_machine_driver.c b/sources/kernel/nvidia/sound/soc/tegra-alt/machine_drivers/tegra_machine_driver.c
index 28dd5f479..a81bad443 100644
--- a/sources/kernel/nvidia/sound/soc/tegra-alt/machine_drivers/tegra_machine_driver.c
+++ b/sources/kernel/nvidia/sound/soc/tegra-alt/machine_drivers/tegra_machine_driver.c
@@ -30,6 +30,7 @@
#include <dt-bindings/sound/tas2552.h>
#include "rt5659.h"
#include "sgtl5000.h"
+#include "tlv320aic32x4.h"
#include "tegra_asoc_machine_alt.h"
#include "tegra210_xbar_alt.h"
@@ -391,6 +392,21 @@ static int tegra_machine_fepi_init(struct snd_soc_pcm_runtime *rtd)
return 0;
}
+/*Added for TLV320AIC32X4 Audio codec changes*/
+static int tegra_machine_aic32x4_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct device *dev = rtd->card->dev;
+ int err;
+
+ err = snd_soc_dai_set_sysclk(rtd->codec_dai, aic32x4_SYSCLK, 12288000,
+ SND_SOC_CLOCK_IN);
+ if (err) {
+ dev_err(dev, "failed to set aic32x4 sysclk!\n");
+ return err;
+ }
+
[components.txt|attachment](upload://8ySRy1fs06izDHbBt81EARhy5iT.txt) (1008 Bytes)
+ return 0;
+}
static int tegra_machine_rt565x_init(struct snd_soc_pcm_runtime *rtd)
{
@@ -451,6 +467,8 @@ static int codec_init(struct tegra_machine *machine)
dai_links[i].init = tegra_machine_rt565x_init;
else if (strstr(dai_links[i].name, "fe-pi-audio-z-v2"))
dai_links[i].init = tegra_machine_fepi_init;
+ else if (strstr(dai_links[i].name, "ti-capture"))
+ dai_links[i].init = tegra_machine_aic32x4_init;
else if (strstr(dai_links[i].name, "respeaker-4-mic-array"))
dai_links[i].init = tegra_machine_respeaker_init;
}
Linux kernel configuration:
root@ubuntu:/home/orin# zcat /proc/config.gz | grep "TLV320AIC3"
# CONFIG_SND_SOC_TLV320AIC31XX is not set
CONFIG_SND_SOC_TLV320AIC32X4=y
CONFIG_SND_SOC_TLV320AIC32X4_I2C=y
# CONFIG_SND_SOC_TLV320AIC32X4_SPI is not set
CONFIG_SND_SOC_TLV320AIC3X=y
Please find the attached reference log
dmesg.log (75.3 KB)
components.txt (1008 Bytes)
dais.txt.txt (3.9 KB)
dt.log (491.4 KB)
Any help would be greatly appreciated!
Regards,
parashuram
