mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 23:42:43 +00:00
69 lines
1.7 KiB
Diff
69 lines
1.7 KiB
Diff
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--- a/drivers/thermal/qcom/tsens-ipq8064.c
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+++ b/drivers/thermal/qcom/tsens-ipq8064.c
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@@ -18,6 +18,7 @@
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#include <linux/regmap.h>
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#include <linux/thermal.h>
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#include <linux/nvmem-consumer.h>
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+#include <linux/of_platform.h>
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#include <linux/io.h>
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#include <linux/interrupt.h>
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#include "tsens.h"
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@@ -320,15 +321,42 @@ static void hw_init(struct tsens_priv *p
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INIT_WORK(&priv->tsens_work, tsens_scheduler_fn);
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}
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+static const struct regmap_config tsens_config = {
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+ .name = "tm",
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+ .reg_bits = 32,
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+ .val_bits = 32,
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+ .reg_stride = 4,
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+};
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+
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static int init_ipq8064(struct tsens_priv *priv)
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{
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- int ret, i;
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+ struct device *dev = priv->dev;
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u32 reg_cntl, offset = 0;
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+ struct resource *res;
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+ resource_size_t size;
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+ void __iomem *base;
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+ int ret, i;
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+ struct platform_device *op = of_find_device_by_node(priv->dev->of_node);
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+
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+ if (!op)
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+ return -EINVAL;
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- init_common(priv);
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- if (!priv->tm_map)
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- return -ENODEV;
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+ /* old DTs where SROT and TM were in a contiguous 2K block */
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+ priv->tm_offset = 0x1000;
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+ res = platform_get_resource(op, IORESOURCE_MEM, 0);
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+ size = resource_size(res);
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+ base = devm_ioremap(&op->dev, res->start, size);
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+ if (IS_ERR(base)) {
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+ ret = PTR_ERR(base);
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+ goto err_put_device;
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+ }
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+
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+ priv->tm_map = devm_regmap_init_mmio(dev, base, &tsens_config);
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+ if (IS_ERR(priv->tm_map)) {
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+ ret = PTR_ERR(priv->tm_map);
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+ goto err_put_device;
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+ }
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/*
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* The status registers for each sensor are discontiguous
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* because some SoCs have 5 sensors while others have more
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@@ -367,6 +395,10 @@ static int init_ipq8064(struct tsens_pri
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return ret;
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return 0;
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+
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+err_put_device:
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+ put_device(&op->dev);
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+ return ret;
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}
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static int calibrate_ipq8064(struct tsens_priv *priv)
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