[PATCH 2/3] thermal: Add Mediatek thermal controller support

Sascha Hauer s.hauer at pengutronix.de
Wed Aug 26 06:54:21 PDT 2015


On Fri, Aug 21, 2015 at 01:12:23AM +0200, Daniel Lezcano wrote:
> On 08/20/2015 10:06 AM, Sascha Hauer wrote:
> >This adds support for the Mediatek thermal controller found on MT8173
> >and likely other SoCs.
> >The controller is a bit special. It does not have its own ADC, instead
> >it controls the on-SoC AUXADC via AHB bus accesses. For this reason
> >we need the physical address of the AUXADC. Also it controls a mux
> >using AHB bus accesses, so we need the APMIXEDSYS physical address aswell.
> >
> >Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> >---
> 
> [ ... ]
> 
> >diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
> >new file mode 100644
> >index 0000000..06d52ef
> >--- /dev/null
> >+++ b/drivers/thermal/mtk_thermal.c
> >@@ -0,0 +1,582 @@
> >+/*
> >+ * Copyright (c) 2014 MediaTek Inc.
> 
> 2015 ?

Can change to 2015

> 
> >+ * Author: Hanyi.Wu <hanyi.wu at mediatek.com>
> 
> Hanyi Wu ?

It's the original author of this code.

> >+#define TEMP_MONINT_COLD(sp)			(BIT(0) << ((sp) * 5))
> >+#define TEMP_MONINT_HOT(sp)			(BIT(1) << ((sp) * 5))
> >+#define TEMP_MONINT_LOW_OFS(sp)			(BIT(2) << ((sp) * 5))
> >+#define TEMP_MONINT_HIGH_OFS(sp)		(BIT(3) << ((sp) * 5))
> >+#define TEMP_MONINT_HOT_TO_NORM(sp)		(BIT(4) << ((sp) * 5))
> >+#define TEMP_MONINT_TIMEOUT			BIT(15)
> >+#define TEMP_MONINT_IMMEDIATE_SENSE(sp)		BIT(16 + (sp))
> >+#define TEMP_MONINT_FILTER_SENSE(sp)		BIT(19 + (sp))
> >+#define TEMP_ADCWRITECTRL_ADC_EXTRA_WRITE	BIT(2)
> >+#define TEMP_ADCWRITECTRL_ADC_EXTRA1_WRITE	BIT(3)
> >+#define TEMP_PROTCTL_AVERAGE			(0 << 16)
> >+#define TEMP_PROTCTL_MAXIMUM			(1 << 16)
> >+#define TEMP_PROTCTL_SELECTED			(2 << 16)
> 
> <-- Not used.

Will remove.

Sascha


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