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[195.132.213.62]) by smtp.googlemail.com with ESMTPSA id z12-20020adff74c000000b00291f1a5ced6sm4381153wrp.53.2023.01.27.07.45.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Jan 2023 07:45:17 -0800 (PST) From: Amjad Ouled-Ameur Date: Fri, 27 Jan 2023 16:44:44 +0100 Subject: [PATCH v9 3/5] thermal: mediatek: add support for MT8365 SoC MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20221018-up-i350-thermal-bringup-v9-3-55a1ae14af74@baylibre.com> References: <20221018-up-i350-thermal-bringup-v9-0-55a1ae14af74@baylibre.com> In-Reply-To: <20221018-up-i350-thermal-bringup-v9-0-55a1ae14af74@baylibre.com> To: "Rafael J. Wysocki" , Daniel Lezcano , Amit Kucheria , Zhang Rui , Rob Herring , Krzysztof Kozlowski Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Fabien Parent , Matthias Brugger , AngeloGioacchino Del Regno , Rob Herring , Markus Schneider-Pargmann , Hsin-Yi Wang , Amjad Ouled-Ameur , Michael Kao X-Mailer: b4 0.11.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1674834313; l=4118; i=aouledameur@baylibre.com; s=20220920; h=from:subject:message-id; bh=5wYWtfcDejCyI0VxehU2OxyAav1D8CtnJv0pDQf46Ho=; b=h98Z9Y9mb76P05nyRDPtw0n3FMjqiP1QP+LjtEgxyhA0n5FDOut80DuP8KYSrxKDjiIT44rIHJg4 c7bpTkX3B+Sr2CqU/0GNhpQxm0EpwFp9lA5JxNyhomdoniC3P/Ih X-Developer-Key: i=aouledameur@baylibre.com; a=ed25519; pk=HgYWawSL4qLGPx+RzJ+Cuu+V8Pi/KQnDDm1wjWPMOFE= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Fabien Parent MT8365 is similar to the other SoCs supported by the driver. It has only one bank and 3 actual sensors that can be multiplexed. There is another one sensor that does not have usable data. Signed-off-by: Fabien Parent Signed-off-by: Amjad Ouled-Ameur Reviewed-by: AngeloGioacchino Del Regno --- drivers/thermal/mtk_thermal.c | 68 +++++++++++++++++++++++++++++++++++++++= ++++ 1 file changed, 68 insertions(+) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index d8ddceb75372..3a5df1440822 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -31,6 +31,7 @@ #define AUXADC_CON2_V 0x010 #define AUXADC_DATA(channel) (0x14 + (channel) * 4) =20 +#define APMIXED_SYS_TS_CON0 0x600 #define APMIXED_SYS_TS_CON1 0x604 =20 /* Thermal Controller Registers */ @@ -245,6 +246,17 @@ enum mtk_thermal_version { /* The calibration coefficient of sensor */ #define MT8183_CALIBRATION 153 =20 +/* MT8365 */ +#define MT8365_TEMP_AUXADC_CHANNEL 11 +#define MT8365_CALIBRATION 164 +#define MT8365_NUM_CONTROLLER 1 +#define MT8365_NUM_BANKS 1 +#define MT8365_NUM_SENSORS 3 +#define MT8365_NUM_SENSORS_PER_ZONE 3 +#define MT8365_TS1 0 +#define MT8365_TS2 1 +#define MT8365_TS3 2 + struct mtk_thermal; =20 struct thermal_bank_cfg { @@ -389,6 +401,24 @@ static const int mt7622_mux_values[MT7622_NUM_SENSORS]= =3D { 0, }; static const int mt7622_vts_index[MT7622_NUM_SENSORS] =3D { VTS1 }; static const int mt7622_tc_offset[MT7622_NUM_CONTROLLER] =3D { 0x0, }; =20 +/* MT8365 thermal sensor data */ +static const int mt8365_bank_data[MT8365_NUM_SENSORS] =3D { + MT8365_TS1, MT8365_TS2, MT8365_TS3 +}; + +static const int mt8365_msr[MT8365_NUM_SENSORS_PER_ZONE] =3D { + TEMP_MSR0, TEMP_MSR1, TEMP_MSR2 +}; + +static const int mt8365_adcpnp[MT8365_NUM_SENSORS_PER_ZONE] =3D { + TEMP_ADCPNP0, TEMP_ADCPNP1, TEMP_ADCPNP2 +}; + +static const int mt8365_mux_values[MT8365_NUM_SENSORS] =3D { 0, 1, 2 }; +static const int mt8365_tc_offset[MT8365_NUM_CONTROLLER] =3D { 0 }; + +static const int mt8365_vts_index[MT8365_NUM_SENSORS] =3D { VTS1, VTS2, VT= S3 }; + /* * The MT8173 thermal controller has four banks. Each bank can read up to * four temperature sensors simultaneously. The MT8173 has a total of 5 @@ -463,6 +493,40 @@ static const struct mtk_thermal_data mt2701_thermal_da= ta =3D { .version =3D MTK_THERMAL_V1, }; =20 +/* + * The MT8365 thermal controller has one bank, which can read up to + * four temperature sensors simultaneously. The MT8365 has a total of 3 + * temperature sensors. + * + * The thermal core only gets the maximum temperature of this one bank, + * so the bank concept wouldn't be necessary here. However, the SVS (Smart + * Voltage Scaling) unit makes its decisions based on the same bank + * data. + */ +static const struct mtk_thermal_data mt8365_thermal_data =3D { + .auxadc_channel =3D MT8365_TEMP_AUXADC_CHANNEL, + .num_banks =3D MT8365_NUM_BANKS, + .num_sensors =3D MT8365_NUM_SENSORS, + .vts_index =3D mt8365_vts_index, + .cali_val =3D MT8365_CALIBRATION, + .num_controller =3D MT8365_NUM_CONTROLLER, + .controller_offset =3D mt8365_tc_offset, + .need_switch_bank =3D false, + .bank_data =3D { + { + .num_sensors =3D MT8365_NUM_SENSORS, + .sensors =3D mt8365_bank_data + }, + }, + .msr =3D mt8365_msr, + .adcpnp =3D mt8365_adcpnp, + .sensor_mux_values =3D mt8365_mux_values, + .version =3D MTK_THERMAL_V1, + .apmixed_buffer_ctl_reg =3D APMIXED_SYS_TS_CON0, + .apmixed_buffer_ctl_mask =3D (u32) ~GENMASK(29, 28), + .apmixed_buffer_ctl_set =3D 0, +}; + /* * The MT2712 thermal controller has one bank, which can read up to * four temperature sensors simultaneously. The MT2712 has a total of 4 @@ -964,6 +1028,10 @@ static const struct of_device_id mtk_thermal_of_match= [] =3D { { .compatible =3D "mediatek,mt8183-thermal", .data =3D (void *)&mt8183_thermal_data, + }, + { + .compatible =3D "mediatek,mt8365-thermal", + .data =3D (void *)&mt8365_thermal_data, }, { }, }; --=20 2.39.1