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* [PATCH v2, re-send 0/1] TF101 accel matrix fix
@ 2022-12-13  9:59 Svyatoslav Ryhel
  2022-12-13  9:59 ` [PATCH v2 1/1] ARM: tegra: asus-tf101: fix accelerometer mount matrix Svyatoslav Ryhel
  0 siblings, 1 reply; 2+ messages in thread
From: Svyatoslav Ryhel @ 2022-12-13  9:59 UTC (permalink / raw)
  To: Thierry Reding, Rob Herring, Krzysztof Kozlowski, Jonathan Hunter
  Cc: devicetree, linux-tegra, linux-kernel

Accel matrix in device tree was taken from downstream
and is inverted. This new matrix is generated directly
on a device and works correctly.

Svyatoslav Ryhel (1):
  ARM: tegra: asus-tf101: fix accelerometer mount matrix

 arch/arm/boot/dts/tegra20-asus-tf101.dts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

-- 
2.37.2


^ permalink raw reply	[flat|nested] 2+ messages in thread

* [PATCH v2 1/1] ARM: tegra: asus-tf101: fix accelerometer mount matrix
  2022-12-13  9:59 [PATCH v2, re-send 0/1] TF101 accel matrix fix Svyatoslav Ryhel
@ 2022-12-13  9:59 ` Svyatoslav Ryhel
  0 siblings, 0 replies; 2+ messages in thread
From: Svyatoslav Ryhel @ 2022-12-13  9:59 UTC (permalink / raw)
  To: Thierry Reding, Rob Herring, Krzysztof Kozlowski, Jonathan Hunter
  Cc: devicetree, linux-tegra, linux-kernel

Accelerometer mount matrix used in tf101 downstream is inverted.
This new matrix was generated on actual device using calibration
script, like on other transformers.

Tested-by: Robert Eckelmann <longnoserob@gmail.com>
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
 arch/arm/boot/dts/tegra20-asus-tf101.dts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20-asus-tf101.dts b/arch/arm/boot/dts/tegra20-asus-tf101.dts
index 455f7e621c02..83262c790058 100644
--- a/arch/arm/boot/dts/tegra20-asus-tf101.dts
+++ b/arch/arm/boot/dts/tegra20-asus-tf101.dts
@@ -591,9 +591,9 @@ accelerometer@f {
 					vdd-supply = <&vdd_1v8_sys>;
 					vddio-supply = <&vdd_1v8_sys>;
 
-					mount-matrix =	 "1",  "0",  "0",
-							 "0",  "1",  "0",
-							 "0",  "0",  "1";
+					mount-matrix =	"-1",  "0",  "0",
+							 "0", "-1",  "0",
+							 "0",  "0", "-1";
 				};
 			};
 		};
-- 
2.37.2


^ permalink raw reply related	[flat|nested] 2+ messages in thread

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2022-12-13  9:59 [PATCH v2, re-send 0/1] TF101 accel matrix fix Svyatoslav Ryhel
2022-12-13  9:59 ` [PATCH v2 1/1] ARM: tegra: asus-tf101: fix accelerometer mount matrix Svyatoslav Ryhel

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