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Commit 931d3c5d authored by Miquel Raynal's avatar Miquel Raynal Committed by Eduardo Valentin
Browse files

thermal: armada: remove useless register accesses 



Prepare the migration to use regmaps by first simplifying the
initialization functions: avoid unnecessary write/read cycles on
configuration registers.

Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: default avatarEduardo Valentin <edubezval@gmail.com>
parent 8d98761a

drivers/thermal/armada_thermal.c

+2 −6
Original line number Diff line number Diff line
@@ -103,16 +103,13 @@ static void armadaxp_init_sensor(struct platform_device *pdev, 


	reg = readl_relaxed(priv->control1);

	reg |= PMU_TDC0_OTF_CAL_MASK;

	writel(reg, priv->control1);



	/* Reference calibration value */

	reg &= ~PMU_TDC0_REF_CAL_CNT_MASK;

	reg |= (0xf1 << PMU_TDC0_REF_CAL_CNT_OFFS);

	writel(reg, priv->control1);



	/* Reset the sensor */

	reg = readl_relaxed(priv->control1);

	writel((reg | PMU_TDC0_SW_RST_MASK), priv->control1);

	reg |= PMU_TDC0_SW_RST_MASK;



	writel(reg, priv->control1);
@@ -129,14 +126,13 @@ static void armada370_init_sensor(struct platform_device *pdev, 


	reg = readl_relaxed(priv->control1);

	reg |= PMU_TDC0_OTF_CAL_MASK;

	writel(reg, priv->control1);



	/* Reference calibration value */

	reg &= ~PMU_TDC0_REF_CAL_CNT_MASK;

	reg |= (0xf1 << PMU_TDC0_REF_CAL_CNT_OFFS);

	writel(reg, priv->control1);



	reg &= ~PMU_TDC0_START_CAL_MASK;



	writel(reg, priv->control1);



	msleep(10);