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(fttx-pool-217.61.154.70.bambit.de [217.61.154.70]) by mxbulk.masterlogin.de (Postfix) with ESMTPSA id AFA1A1226BC; Sun, 26 Oct 2025 12:22:05 +0000 (UTC) From: Frank Wunderlich To: "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno Cc: Frank Wunderlich , =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Mason Chang , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Balsam CHIHI , 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 Subject: [PATCH v1 5/5] thermal/drivers/mediatek/lvts_thermal: Add mt7987 support Date: Sun, 26 Oct 2025 13:21:34 +0100 Message-ID: <20251026122143.71100-6-linux@fw-web.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251026122143.71100-1-linux@fw-web.de> References: <20251026122143.71100-1-linux@fw-web.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Frank Wunderlich Add support for MT7987. Signed-off-by: Frank Wunderlich --- drivers/thermal/mediatek/lvts_thermal.c | 38 +++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c index 544941e8219a..1d800bdf4a24 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -87,6 +87,8 @@ #define LVTS_COEFF_B_MT8195 250460 #define LVTS_COEFF_A_MT7988 -204650 #define LVTS_COEFF_B_MT7988 204650 +#define LVTS_COEFF_A_MT7987 -204650 +#define LVTS_COEFF_B_MT7987 204650 #define LVTS_MSR_IMMEDIATE_MODE 0 #define LVTS_MSR_FILTERED_MODE 1 @@ -1400,6 +1402,20 @@ static void lvts_remove(struct platform_device *pdev) lvts_ctrl_set_enable(&lvts_td->lvts_ctrl[i], false); } +static const struct lvts_ctrl_data mt7987_lvts_ap_data_ctrl[] = { + { + .lvts_sensor = { + { .dt_id = MT7987_CPU, + .cal_offsets = { 0x04, 0x05, 0x06 } }, + { .dt_id = MT7987_ETH2P5G, + .cal_offsets = { 0x08, 0x09, 0x0a } }, + }, + VALID_SENSOR_MAP(1, 1, 0, 0), + .offset = 0x0, + .mode = LVTS_MSR_FILTERED_MODE, + }, +}; + static const struct lvts_ctrl_data mt7988_lvts_ap_data_ctrl[] = { { .lvts_sensor = { @@ -1482,6 +1498,12 @@ static const u32 default_init_cmds[] = { 0xC10300FC, 0xC103009D, 0xC10300F1, 0xC10300E1 }; +static const u32 mt7987_init_cmds[] = { + 0xC1030300, 0xC1030420, 0xC1030500, 0xC10307A6, 0xC10308C7, + 0xC103098D, 0xC1030C7C, 0xC1030AA8, 0xC10308CE, 0xC10308C7, + 0xC1030B04, 0xC1030E01, 0xC10306B8 +}; + static const u32 mt7988_init_cmds[] = { 0xC1030300, 0xC1030420, 0xC1030500, 0xC10307A6, 0xC1030CFC, 0xC1030A8C, 0xC103098D, 0xC10308F1, 0xC1030B04, 0xC1030E01, @@ -1780,6 +1802,21 @@ static const struct lvts_ctrl_data mt8195_lvts_ap_data_ctrl[] = { } }; +static const struct lvts_data mt7987_lvts_ap_data = { + .lvts_ctrl = mt7987_lvts_ap_data_ctrl, + .num_lvts_ctrl = ARRAY_SIZE(mt7987_lvts_ap_data_ctrl), + .conn_cmd = mt7988_conn_cmds, + .init_cmd = mt7987_init_cmds, + .num_conn_cmd = ARRAY_SIZE(mt7988_conn_cmds), + .num_init_cmd = ARRAY_SIZE(mt7987_init_cmds), + .temp_factor = LVTS_COEFF_A_MT7987, + .temp_offset = LVTS_COEFF_B_MT7987, + .golden_temp = 60, + .gt_calib_bit_offset = 32, + .def_calibration = 19380, + .irq_enable = false, +}; + static const struct lvts_data mt7988_lvts_ap_data = { .lvts_ctrl = mt7988_lvts_ap_data_ctrl, .conn_cmd = mt7988_conn_cmds, @@ -1899,6 +1936,7 @@ static const struct lvts_data mt8195_lvts_ap_data = { }; static const struct of_device_id lvts_of_match[] = { + { .compatible = "mediatek,mt7987-lvts-ap", .data = &mt7987_lvts_ap_data }, { .compatible = "mediatek,mt7988-lvts-ap", .data = &mt7988_lvts_ap_data }, { .compatible = "mediatek,mt8186-lvts", .data = &mt8186_lvts_data }, { .compatible = "mediatek,mt8188-lvts-mcu", .data = &mt8188_lvts_mcu_data }, -- 2.43.0