thermal: armada: Change sensors trim default value
Errata #132698 highlights an error in the default value of Tc trim. Set this parameter to b'011. Suggested-by: David Sniatkiwicz <davidsn@marvell.com> Signed-off-by: Miquel Raynal <miquel.raynal@free-electrons.com> Reviewed-by: Gregory CLEMENT <gregory.clement@free-electrons.com> Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
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@ -46,6 +46,10 @@
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#define CONTROL0_OFFSET 0x0
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#define CONTROL1_OFFSET 0x4
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/* Errata fields */
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#define CONTROL0_TSEN_TC_TRIM_MASK 0x7
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#define CONTROL0_TSEN_TC_TRIM_VAL 0x3
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/* TSEN refers to the temperature sensors within the AP */
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#define CONTROL0_TSEN_START BIT(0)
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#define CONTROL0_TSEN_RESET BIT(1)
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@ -161,6 +165,15 @@ static void armada380_init_sensor(struct platform_device *pdev,
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reg &= ~CONTROL1_EXT_TSEN_SW_RESET;
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writel(reg, priv->control1);
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msleep(10);
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/* Set Tsen Tc Trim to correct default value (errata #132698) */
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if (priv->control0) {
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reg = readl_relaxed(priv->control0);
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reg &= ~CONTROL0_TSEN_TC_TRIM_MASK;
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reg |= CONTROL0_TSEN_TC_TRIM_VAL;
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writel(reg, priv->control0);
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msleep(10);
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}
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}
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static void armada_ap806_init_sensor(struct platform_device *pdev,
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