linux-kernel - [PATCH 4/5] thermal: exynos: fixed the efuse min/max value for exynos5422

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Date:   Tue, 17 Jul 2018 10:12:21 +0000
From:   Anand Moon <linux.amoon@...il.com>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Anand Moon <linux.amoon@...il.com>
Subject: [PATCH 4/5] thermal: exynos: fixed the efuse min/max value for exynos5422

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 <b.zolnierkie@...sung.com>
Signed-off-by: Anand Moon <linux.amoon@...il.com>
---
 drivers/thermal/samsung/exynos_tmu.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 4a2733c..6481d91 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -940,11 +940,13 @@ static int exynos_map_dt_data(struct platform_device *pdev)
 		data->reference_voltage = 16;
 		data->efuse_value = 55;
 		if (data->soc != SOC_ARCH_EXYNOS5420 &&
-		    data->soc != SOC_ARCH_EXYNOS5420_TRIMINFO)
+		    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;
-- 
2.7.4