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[123.204.46.122]) by smtp.googlemail.com with ESMTPSA id p187sm5426042pfp.60.2021.01.07.02.53.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Jan 2021 02:54:00 -0800 (PST) From: Chris Chiu To: oder_chiou@realtek.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, linux@endlessos.org, Chris Chiu Subject: [PATCH v2 2/4] ASoC: rt5645: Add ACPI-defined GPIO for ECS EF20 series Date: Thu, 7 Jan 2021 18:53:27 +0800 Message-Id: <20210107105329.146988-3-chiu@endlessos.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210107105329.146988-1-chiu@endlessos.org> References: <20210107105329.146988-1-chiu@endlessos.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the hp-detect gpio for ECS EF20 series laptops based on the _CRS defined in DSDT table. Method (_CRS, 0, NotSerialized) { Name (SBUF, ResourceTemplate () { I2cSerialBusV2 (0x001A, ControllerInitiated, 0x00061A80, AddressingMode7Bit, "\\_SB.PCI0.I2C2", 0x00, ResourceConsumer, , Exclusive, ) GpioInt (Edge, ActiveBoth, SharedAndWake, PullNone, 0x0000, "\\_SB.GPO3", 0x00, ResourceConsumer, , ) { // Pin list 0x004F } GpioIo (Shared, PullDefault, 0x0000, 0x0000, IoRestrictionInputOnly, "\\_SB.GPO3", 0x00, ResourceConsumer, , ) { // Pin list 0x004F } }) Return (SBUF) /* \_SB_.PCI0.I2C2.RTK2._CRS.SBUF */ } Signed-off-by: Chris Chiu --- v1 -> v2: - Invoke callback() of the DMI quirk if it exists. sound/soc/codecs/rt5645.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index 78f0ab0a008e..94faa0a9561f 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -3653,6 +3653,19 @@ static const struct rt5645_platform_data kahlee_platform_data = { .jd_mode = 3, }; +static const struct acpi_gpio_params ef20_hp_detect = { 1, 0, false }; + +static const struct acpi_gpio_mapping cht_rt5645_ef20_gpios[] = { + { "hp-detect-gpios", &ef20_hp_detect, 1 }, + { }, +}; + +static int cht_rt5645_ef20_quirk_cb(const struct dmi_system_id *id) +{ + cht_rt5645_gpios = cht_rt5645_ef20_gpios; + return 1; +} + static const struct dmi_system_id dmi_platform_data[] = { { .ident = "Chrome Buddy", @@ -3782,6 +3795,20 @@ static const struct dmi_system_id dmi_platform_data[] = { }, .driver_data = (void *)&intel_braswell_platform_data, }, + { + .ident = "EF20", + .callback = cht_rt5645_ef20_quirk_cb, + .matches = { + DMI_MATCH(DMI_PRODUCT_NAME, "EF20"), + }, + }, + { + .ident = "EF20EA", + .callback = cht_rt5645_ef20_quirk_cb, + .matches = { + DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"), + }, + }, }; static bool rt5645_check_dp(struct device *dev) @@ -3831,6 +3858,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, if (dmi_data) { dev_info(&i2c->dev, "Detected %s platform\n", dmi_data->ident); pdata = dmi_data->driver_data; + if (dmi_data->callback) + dmi_data->callback(dmi_data); } if (pdata) -- 2.20.1