linux-kernel - [PATCHv2 4/6] thermal: exynos: fixed the efuse min/max value for exynos5422

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Message-Id: <20220515064126.1424-5-linux.amoon@gmail.com>
Date:   Sun, 15 May 2022 06:41:21 +0000
From:   Anand Moon <linux.amoon@...il.com>
To:     Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Anand Moon <linux.amoon@...il.com>
Subject: [PATCHv2 4/6] thermal: exynos: fixed the efuse min/max value for exynos5422

As per Exynos5422 user manaul e-Fuse range min~max range is 16~76.
if e-Fuse value is out of this range, then thermal sensor may not
sense thermal data properly.

Cc: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Signed-off-by: Anand Moon <linux.amoon@...il.com>
---
v1: Fix the commit message
---
 drivers/thermal/samsung/exynos_tmu.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 58ff1b577c47..0faec0f16db6 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -926,12 +926,14 @@ static int exynos_map_dt_data(struct platform_device *pdev)
 		data->gain = 8;
 		data->reference_voltage = 16;
 		data->efuse_value = 55;
-		if (data->soc != SOC_ARCH_EXYNOS5420 &&
-		    data->soc != SOC_ARCH_EXYNOS5420_TRIMINFO)
+		if (data->soc == SOC_ARCH_EXYNOS5420 &&
+		    data->soc == SOC_ARCH_EXYNOS5420_TRIMINFO) {
+			data->min_efuse_value = 16;
+			data->max_efuse_value = 76;
+		} else {
 			data->min_efuse_value = 40;
-		else
-			data->min_efuse_value = 0;
-		data->max_efuse_value = 100;
+			data->max_efuse_value = 100;
+		}
 		break;
 	case SOC_ARCH_EXYNOS5433:
 		data->tmu_set_trip_temp = exynos5433_tmu_set_trip_temp;
-- 
2.36.1