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[77.158.188.58]) by smtp.gmail.com with ESMTPSA id u15-20020a05600c19cf00b003a54d610e5fsm1391992wmq.26.2022.08.17.01.08.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Aug 2022 01:08:53 -0700 (PDT) From: bchihi@baylibre.com To: rafael@kernel.org, rui.zhang@intel.com, daniel.lezcano@linaro.org, amitk@kernel.org Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, khilman@baylibre.com, mka@chromium.org, robh+dt@kernel.org, krzk+dt@kernel.org, matthias.bgg@gmail.com, p.zabel@pengutronix.de, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, james.lo@mediatek.com, fan.chen@mediatek.com, louis.yu@mediatek.com, rex-bc.chen@mediatek.com, abailon@baylibre.com Subject: [PATCH v9,7/7] thermal: mediatek: Add LVTS driver settings for mt8195 thermal zones Date: Wed, 17 Aug 2022 10:07:57 +0200 Message-Id: <20220817080757.352021-8-bchihi@baylibre.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220817080757.352021-1-bchihi@baylibre.com> References: <20220817080757.352021-1-bchihi@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220817_010855_464207_94635856 X-CRM114-Status: GOOD ( 11.81 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Michael Kao Add LVTS v4 (Low Voltage Thermal Sensor) driver settings to report junction temperatures in MediaTek SoC mt8195 and register the maximum temperature of sensors and each sensor as a thermal zone. Signed-off-by: Michael Kao Co-developed-by: Ben Tseng Signed-off-by: Ben Tseng Co-developed-by: Alexandre Bailon Signed-off-by: Alexandre Bailon Co-developed-by: Balsam CHIHI Signed-off-by: Balsam CHIHI --- drivers/thermal/mediatek/lvts_thermal.h | 1 + drivers/thermal/mediatek/lvts_v4.c | 230 ++++++++++++++++++++++++ 2 files changed, 231 insertions(+) diff --git a/drivers/thermal/mediatek/lvts_thermal.h b/drivers/thermal/mediatek/lvts_thermal.h index a94ce46acccd..059b1eb98b1c 100644 --- a/drivers/thermal/mediatek/lvts_thermal.h +++ b/drivers/thermal/mediatek/lvts_thermal.h @@ -16,6 +16,7 @@ #define FEATURE_DEVICE_AUTO_RCK BIT(0) #define NUM_EFUSE_ADDR 22 #define NUM_EFUSE_BLOCK_MT8192 1 +#define NUM_EFUSE_BLOCK_MT8195 2 #define DEFAULT_GOLDEN_TEMP 50 #define DEFAULT_CUONT_R 35000 #define DEFAULT_CUONT_RC 2750 diff --git a/drivers/thermal/mediatek/lvts_v4.c b/drivers/thermal/mediatek/lvts_v4.c index 3dc00d2589f9..41473312b644 100644 --- a/drivers/thermal/mediatek/lvts_v4.c +++ b/drivers/thermal/mediatek/lvts_v4.c @@ -32,6 +32,31 @@ enum mt8192_lvts_ap_sensor_enum { MT8192_NUM_TS_AP }; +enum mt8195_lvts_mcu_sensor_enum { + MT8195_TS1_0, // cpu_big1 + MT8195_TS1_1, // cpu_big2 + MT8195_TS2_0, // cpu_big3 + MT8195_TS2_1, // cpu_big4 + MT8195_TS3_0, // cpu_little1 + MT8195_TS3_1, // cpu_little2 + MT8195_TS3_2, // cpu_little3 + MT8195_TS3_3, // cpu_little4 + MT8195_NUM_TS_MCU +}; + +enum mt8195_lvts_ap_sensor_enum { + MT8195_TS4_0, // vpu1 + MT8195_TS4_1, // vpu2 + MT8195_TS5_0, // gpu1 + MT8195_TS5_1, // gpu2 + MT8195_TS6_0, // vdec + MT8195_TS6_1, // img + MT8195_TS6_2, // infra + MT8195_TS7_0, // cam1 + MT8195_TS7_1, // cam2 + MT8195_NUM_TS_AP +}; + static void mt8192_mcu_efuse_to_cal_data(struct lvts_data *lvts_data) { const unsigned int mt8192_ts[] = { MT8192_TS2_0, MT8192_TS3_0 }; @@ -74,6 +99,60 @@ static void mt8192_ap_efuse_to_cal_data(struct lvts_data *lvts_data) } } +static void mt8195_mcu_efuse_to_cal_data(struct lvts_data *lvts_data) +{ + struct lvts_sensor_cal_data *cal_data = &lvts_data->cal_data; + + cal_data->golden_temp = GET_CAL_DATA_BITMASK(0, lvts_data, 31, 24); + + cal_data->count_r[MT8195_TS1_0] = GET_CAL_DATA_BITMASK(1, lvts_data, 23, 0); + cal_data->count_r[MT8195_TS1_1] = (GET_CAL_DATA_BITMASK(2, lvts_data, 15, 0) << 8) + + GET_CAL_DATA_BITMASK(1, lvts_data, 31, 24); + cal_data->count_r[MT8195_TS2_0] = GET_CAL_DATA_BITMASK(3, lvts_data, 31, 8); + cal_data->count_r[MT8195_TS2_1] = GET_CAL_DATA_BITMASK(4, lvts_data, 23, 0); + cal_data->count_r[MT8195_TS3_0] = (GET_CAL_DATA_BITMASK(6, lvts_data, 7, 0) << 16) + + GET_CAL_DATA_BITMASK(5, lvts_data, 31, 16); + cal_data->count_r[MT8195_TS3_1] = GET_CAL_DATA_BITMASK(6, lvts_data, 31, 8); + cal_data->count_r[MT8195_TS3_2] = GET_CAL_DATA_BITMASK(7, lvts_data, 23, 0); + cal_data->count_r[MT8195_TS3_3] = (GET_CAL_DATA_BITMASK(8, lvts_data, 15, 0) << 8) + + GET_CAL_DATA_BITMASK(7, lvts_data, 31, 24); + + cal_data->count_rc[MT8195_TS1_0] = (GET_CAL_DATA_BITMASK(3, lvts_data, 7, 0) << 16) + + GET_CAL_DATA_BITMASK(2, lvts_data, 31, 16); + cal_data->count_rc[MT8195_TS2_0] = (GET_CAL_DATA_BITMASK(5, lvts_data, 15, 0) << 8) + + GET_CAL_DATA_BITMASK(4, lvts_data, 31, 24); + cal_data->count_rc[MT8195_TS3_0] = (GET_CAL_DATA_BITMASK(9, lvts_data, 7, 0) << 16) + + GET_CAL_DATA_BITMASK(8, lvts_data, 31, 16); +} + +static void mt8195_ap_efuse_to_cal_data(struct lvts_data *lvts_data) +{ + struct lvts_sensor_cal_data *cal_data = &lvts_data->cal_data; + + cal_data->golden_temp = GET_CAL_DATA_BITMASK(0, lvts_data, 31, 24); + + cal_data->count_r[MT8195_TS4_0] = GET_CAL_DATA_BITMASK(9, lvts_data, 31, 8); + cal_data->count_r[MT8195_TS4_1] = GET_CAL_DATA_BITMASK(10, lvts_data, 23, 0); + cal_data->count_r[MT8195_TS5_0] = (GET_CAL_DATA_BITMASK(12, lvts_data, 7, 0) << 16) + + GET_CAL_DATA_BITMASK(11, lvts_data, 31, 16); + cal_data->count_r[MT8195_TS5_1] = GET_CAL_DATA_BITMASK(12, lvts_data, 31, 8); + cal_data->count_r[MT8195_TS6_0] = (GET_CAL_DATA_BITMASK(14, lvts_data, 15, 0) << 8) + + GET_CAL_DATA_BITMASK(13, lvts_data, 31, 24); + cal_data->count_r[MT8195_TS6_1] = (GET_CAL_DATA_BITMASK(15, lvts_data, 7, 0) << 16) + + GET_CAL_DATA_BITMASK(14, lvts_data, 31, 16); + cal_data->count_r[MT8195_TS6_2] = GET_CAL_DATA_BITMASK(15, lvts_data, 31, 8); + cal_data->count_r[MT8195_TS7_0] = (GET_CAL_DATA_BITMASK(17, lvts_data, 15, 0) << 8) + + GET_CAL_DATA_BITMASK(16, lvts_data, 31, 24); + cal_data->count_r[MT8195_TS7_1] = (GET_CAL_DATA_BITMASK(18, lvts_data, 7, 0) << 16) + + GET_CAL_DATA_BITMASK(17, lvts_data, 31, 16); + + cal_data->count_rc[MT8195_TS4_0] = (GET_CAL_DATA_BITMASK(11, lvts_data, 15, 0) << 8) + + GET_CAL_DATA_BITMASK(10, lvts_data, 31, 24); + cal_data->count_rc[MT8195_TS5_0] = GET_CAL_DATA_BITMASK(13, lvts_data, 23, 0); + cal_data->count_rc[MT8195_TS6_0] = GET_CAL_DATA_BITMASK(16, lvts_data, 23, 0); + cal_data->count_rc[MT8195_TS7_0] = GET_CAL_DATA_BITMASK(18, lvts_data, 31, 8); +} + static struct lvts_speed_settings tc_speed_mt8192 = { .period_unit = PERIOD_UNIT, .group_interval_delay = GROUP_INTERVAL_DELAY, @@ -81,6 +160,13 @@ static struct lvts_speed_settings tc_speed_mt8192 = { .sensor_interval_delay = SENSOR_INTERVAL_DELAY, }; +static struct lvts_speed_settings tc_speed_mt8195 = { + .period_unit = PERIOD_UNIT, + .group_interval_delay = GROUP_INTERVAL_DELAY, + .filter_interval_delay = FILTER_INTERVAL_DELAY, + .sensor_interval_delay = SENSOR_INTERVAL_DELAY, +}; + static const struct lvts_tc_settings mt8192_tc_mcu_settings[] = { [0] = { .dev_id = 0x81, @@ -171,6 +257,96 @@ static const struct lvts_tc_settings mt8192_tc_ap_settings[] = { } }; +static const struct lvts_tc_settings mt8195_tc_mcu_settings[] = { + [0] = { + .dev_id = 0x81, + .addr_offset = 0x0, + .num_sensor = 2, + .ts_offset = 0, + .sensor_map = { MT8195_TS1_0, MT8195_TS1_1 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT1, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(3), + }, + [1] = { + .dev_id = 0x82, + .addr_offset = 0x100, + .num_sensor = 2, + .ts_offset = 0, + .sensor_map = { MT8195_TS2_0, MT8195_TS2_1 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT0, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(4), + }, + [2] = { + .dev_id = 0x83, + .addr_offset = 0x200, + .num_sensor = 4, + .ts_offset = 0, + .sensor_map = { MT8195_TS3_0, MT8195_TS3_1, MT8195_TS3_2, MT8195_TS3_3 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT0, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(5), + } +}; + +static const struct lvts_tc_settings mt8195_tc_ap_settings[] = { + [0] = { + .dev_id = 0x84, + .addr_offset = 0x0, + .num_sensor = 2, + .ts_offset = 0, + .sensor_map = { MT8195_TS4_0, MT8195_TS4_1 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT0, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(3), + }, + [1] = { + .dev_id = 0x85, + .addr_offset = 0x100, + .num_sensor = 2, + .ts_offset = 0, + .sensor_map = { MT8195_TS5_0, MT8195_TS5_1 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT1, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(4), + }, + [2] = { + .dev_id = 0x86, + .addr_offset = 0x200, + .num_sensor = 3, + .ts_offset = 0, + .sensor_map = { MT8195_TS6_0, MT8195_TS6_1, MT8195_TS6_2 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT1, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(5), + }, + [3] = { + .dev_id = 0x87, + .addr_offset = 0x300, + .num_sensor = 2, + .ts_offset = 0, + .sensor_map = { MT8195_TS7_0, MT8195_TS7_1 }, + .tc_speed = &tc_speed_mt8195, + .hw_filter = LVTS_FILTER_2_OF_4, + .dominator_sensing_point = SENSING_POINT0, + .hw_reboot_trip_point = HW_REBOOT_TRIP_POINT, + .irq_bit = BIT(6), + } +}; + static const struct lvts_data mt8192_lvts_mcu_data = { .num_tc = (ARRAY_SIZE(mt8192_tc_mcu_settings)), .tc = mt8192_tc_mcu_settings, @@ -223,9 +399,63 @@ static const struct lvts_data mt8192_lvts_ap_data = { }, }; +static const struct lvts_data mt8195_lvts_mcu_data = { + .num_tc = (ARRAY_SIZE(mt8195_tc_mcu_settings)), + .tc = mt8195_tc_mcu_settings, + .num_sensor = MT8195_NUM_TS_MCU, + .ops = { + .efuse_to_cal_data = mt8195_mcu_efuse_to_cal_data, + .device_enable_and_init = lvts_device_enable_and_init, + .device_enable_auto_rck = lvts_device_enable_auto_rck_v4, + .device_read_count_rc_n = lvts_device_read_count_rc_n_v4, + .set_cal_data = lvts_set_calibration_data_v4, + .init_controller = lvts_init_controller_v4, + }, + .feature_bitmap = FEATURE_DEVICE_AUTO_RCK, + .num_efuse_addr = NUM_EFUSE_ADDR, + .num_efuse_block = NUM_EFUSE_BLOCK_MT8195, + .cal_data = { + .default_golden_temp = DEFAULT_GOLDEN_TEMP, + .default_count_r = DEFAULT_CUONT_R, + .default_count_rc = DEFAULT_CUONT_RC, + }, + .coeff = { + .a = COEFF_A, + .b = COEFF_B, + }, +}; + +static const struct lvts_data mt8195_lvts_ap_data = { + .num_tc = (ARRAY_SIZE(mt8195_tc_ap_settings)), + .tc = mt8195_tc_ap_settings, + .num_sensor = MT8195_NUM_TS_AP, + .ops = { + .efuse_to_cal_data = mt8195_ap_efuse_to_cal_data, + .device_enable_and_init = lvts_device_enable_and_init, + .device_enable_auto_rck = lvts_device_enable_auto_rck_v4, + .device_read_count_rc_n = lvts_device_read_count_rc_n_v4, + .set_cal_data = lvts_set_calibration_data_v4, + .init_controller = lvts_init_controller_v4, + }, + .feature_bitmap = FEATURE_DEVICE_AUTO_RCK, + .num_efuse_addr = NUM_EFUSE_ADDR, + .num_efuse_block = NUM_EFUSE_BLOCK_MT8195, + .cal_data = { + .default_golden_temp = DEFAULT_GOLDEN_TEMP, + .default_count_r = DEFAULT_CUONT_R, + .default_count_rc = DEFAULT_CUONT_RC, + }, + .coeff = { + .a = COEFF_A, + .b = COEFF_B, + }, +}; + static const struct of_device_id lvts_of_match[] = { { .compatible = "mediatek,mt8192-lvts-mcu", .data = &mt8192_lvts_mcu_data, }, { .compatible = "mediatek,mt8192-lvts-ap", .data = &mt8192_lvts_ap_data, }, + { .compatible = "mediatek,mt8195-lvts-mcu", .data = &mt8195_lvts_mcu_data, }, + { .compatible = "mediatek,mt8195-lvts-ap", .data = &mt8195_lvts_ap_data, }, {}, }; MODULE_DEVICE_TABLE(of, lvts_of_match);