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[2403:580a:80ed:0:4835:5a07:49e7:f115]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-ae1ee4febb2sm787325a12.51.2025.02.18.00.36.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Feb 2025 00:36:33 -0800 (PST) From: James Calligeros Date: Tue, 18 Feb 2025 18:35:39 +1000 Subject: [PATCH v2 05/29] ASoC: tas2764: Extend driver to SN012776 Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250218-apple-codec-changes-v2-5-932760fd7e07@gmail.com> References: <20250218-apple-codec-changes-v2-0-932760fd7e07@gmail.com> In-Reply-To: <20250218-apple-codec-changes-v2-0-932760fd7e07@gmail.com> To: Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Shenghao Ding , Kevin Lu , Baojun Xu , Dan Murphy , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shi Fu , Jean Delvare , Guenter Roeck Cc: Alyssa Rosenzweig , =?utf-8?q?Martin_Povi=C5=A1er?= , Hector Martin , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, asahi@lists.linux.dev, linux-hwmon@vger.kernel.org, Neal Gompa , James Calligeros X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3943; i=jcalligeros99@gmail.com; h=from:subject:message-id; bh=6sstN5QNTZo6/ITwAmCbNhHYlrr8szvxp01qrMCZpUw=; b=owGbwMvMwCV2xczoYuD3ygTG02pJDOlb3OIdT87vvTGhNbqz/4jklsq+E6pLmNZbtD7/xZ/DY MH+9snkjlIWBjEuBlkxRZYNTUIes43YbvaLVO6FmcPKBDKEgYtTACYy4z0jw+Ka/Wf2FvV9LrTl rlg+zVepq2qCpF8i736J/3N108Qr+hgZ2tU9Nuit/Ctqz32982KiZ4jcW4NpWe/kP6nfuh3TsfQ KOwA= X-Developer-Key: i=jcalligeros99@gmail.com; a=openpgp; fpr=B08212489B3206D98F1479BDD43632D151F77960 From: Martin Povišer SN012776 is a speaker amp chip found in Apple's 2021 laptops. It appears similar and more-or-less compatible to TAS2764. Extend the TAS2764 driver with some SN012776 specifics and configure the chip assuming it's in one of the Apple machines. Reviewed-by: Neal Gompa Signed-off-by: Martin Povišer Signed-off-by: James Calligeros --- sound/soc/codecs/tas2764.c | 42 +++++++++++++++++++++++-- sound/soc/codecs/tas2764.h | 3 ++ 2 files changed, 42 insertions(+), 3 deletions(-) diff --git a/sound/soc/codecs/tas2764.c b/sound/soc/codecs/tas2764.c index d482cd194c08c5c443b82c665de7a6d96531ef2e..cda75b7f270377dd7af1b163d38fe2f28e1f7484 100644 --- a/sound/soc/codecs/tas2764.c +++ b/sound/soc/codecs/tas2764.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -23,6 +24,11 @@ #include "tas2764.h" +enum tas2764_devid { + DEVID_TAS2764 = 0, + DEVID_SN012776 = 1 +}; + struct tas2764_priv { struct snd_soc_component *component; struct gpio_desc *reset_gpio; @@ -30,7 +36,8 @@ struct tas2764_priv { struct regmap *regmap; struct device *dev; int irq; - + enum tas2764_devid devid; + int v_sense_slot; int i_sense_slot; @@ -526,10 +533,16 @@ static struct snd_soc_dai_driver tas2764_dai_driver[] = { }, }; +static uint8_t sn012776_bop_presets[] = { + 0x01, 0x32, 0x02, 0x22, 0x83, 0x2d, 0x80, 0x02, 0x06, + 0x32, 0x46, 0x30, 0x02, 0x06, 0x38, 0x40, 0x30, 0x02, + 0x06, 0x3e, 0x37, 0x30, 0xff, 0xe6 +}; + static int tas2764_codec_probe(struct snd_soc_component *component) { struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component); - int ret; + int ret, i; tas2764->component = component; @@ -578,6 +591,23 @@ static int tas2764_codec_probe(struct snd_soc_component *component) if (ret < 0) return ret; + if (tas2764->devid == DEVID_SN012776) { + ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, + TAS2764_PWR_CTRL_BOP_SRC, + TAS2764_PWR_CTRL_BOP_SRC); + if (ret < 0) + return ret; + + for (i = 0; i < ARRAY_SIZE(sn012776_bop_presets); i++) { + ret = snd_soc_component_write(component, + TAS2764_BOP_CFG0 + i, + sn012776_bop_presets[i]); + + if (ret < 0) + return ret; + } + } + return 0; } @@ -707,6 +737,11 @@ static int tas2764_i2c_probe(struct i2c_client *client) if (!tas2764) return -ENOMEM; + if (device_is_compatible(&client->dev, "ti,sn012776")) + tas2764->devid = DEVID_SN012776; + else + tas2764->devid = DEVID_TAS2764; + tas2764->dev = &client->dev; tas2764->irq = client->irq; i2c_set_clientdata(client, tas2764); @@ -743,7 +778,8 @@ MODULE_DEVICE_TABLE(i2c, tas2764_i2c_id); #if defined(CONFIG_OF) static const struct of_device_id tas2764_of_match[] = { - { .compatible = "ti,tas2764" }, + { .compatible = "ti,tas2764", }, + { .compatible = "ti,sn012776", }, {}, }; MODULE_DEVICE_TABLE(of, tas2764_of_match); diff --git a/sound/soc/codecs/tas2764.h b/sound/soc/codecs/tas2764.h index d13ecae9c9c2f57853db70bb1eef2380f6fec45c..fa2ac38de78b457263be2e72e02a9a3c47c2762f 100644 --- a/sound/soc/codecs/tas2764.h +++ b/sound/soc/codecs/tas2764.h @@ -29,6 +29,7 @@ #define TAS2764_PWR_CTRL_ACTIVE 0x0 #define TAS2764_PWR_CTRL_MUTE BIT(0) #define TAS2764_PWR_CTRL_SHUTDOWN BIT(1) +#define TAS2764_PWR_CTRL_BOP_SRC BIT(7) #define TAS2764_VSENSE_POWER_EN 3 #define TAS2764_ISENSE_POWER_EN 4 @@ -110,4 +111,6 @@ #define TAS2764_INT_CLK_CFG TAS2764_REG(0x0, 0x5c) #define TAS2764_INT_CLK_CFG_IRQZ_CLR BIT(2) +#define TAS2764_BOP_CFG0 TAS2764_REG(0X0, 0x1d) + #endif /* __TAS2764__ */