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[v2,1/6] drivers: thermal: tsens: load regmap from phandle for 8960

Message ID 20200710194558.26487-2-ansuelsmth@gmail.com (mailing list archive)
State New, archived
Delegated to: Daniel Lezcano
Headers show
Series Add support for ipq8064 tsens | expand

Commit Message

Christian Marangi July 10, 2020, 7:45 p.m. UTC 
Devices based on 8060 tsens driver (ipq8064) use the reg of the gcc
driver. Permit to load the regmap from a syscon phandle instead of fail
as the reg are already used by another driver.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
---
 drivers/thermal/qcom/tsens-8960.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/thermal/qcom/tsens-8960.c b/drivers/thermal/qcom/tsens-8960.c
index 2a28a5af209e..890baf1b5542 100644
--- a/drivers/thermal/qcom/tsens-8960.c
+++ b/drivers/thermal/qcom/tsens-8960.c
@@ -7,6 +7,7 @@ 
 #include <linux/delay.h>
 #include <linux/bitops.h>
 #include <linux/regmap.h>
+#include <linux/mfd/syscon.h>
 #include <linux/thermal.h>
 #include "tsens.h"
 
@@ -168,8 +169,12 @@  static int init_8960(struct tsens_priv *priv)
 	u32 reg_cntl;
 
 	priv->tm_map = dev_get_regmap(priv->dev, NULL);
-	if (!priv->tm_map)
-		return -ENODEV;
+	if (!priv->tm_map) {
+		priv->tm_map = syscon_regmap_lookup_by_phandle(
+			priv->dev->of_node, "regmap");
+		if (IS_ERR(priv->tm_map))
+			return -ENODEV;
+	}
 
 	/*
 	 * The status registers for each sensor are discontiguous