Re: [LEDE-DEV] [PATCH] brcm2708: backport upstream thermal driver

2017-04-14 Thread Felix Fietkau 
On 2017-04-14 01:01, Álvaro Fernández Rojas wrote:
> Maybe you should also provide a new kernel module in modules.mk for this 
> one...
Please don't. Simply enable it in the kernel config instead.

- Felix

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Re: [LEDE-DEV] [PATCH] brcm2708: backport upstream thermal driver

2017-04-13 Thread Álvaro Fernández Rojas 
Maybe you should also provide a new kernel module in modules.mk for this one...

Acked-by: Álvaro Fernández Rojas 

El 02/04/2017 a las 0:34, Rafał Miłecki escribió:
> From: Rafał Miłecki 
> 
> Signed-off-by: Rafał Miłecki 
> ---
>  ...cm2835-add-thermal-driver-for-bcm2835-SoC.patch | 365 
> +
>  1 file changed, 365 insertions(+)
>  create mode 100644 
> target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
> 
> diff --git 
> a/target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
>  
> b/target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
> new file mode 100644
> index 00..a11c542913
> --- /dev/null
> +++ 
> b/target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
> @@ -0,0 +1,365 @@
> +From bcb7dd9ef206f7d646ed8dac6fe7772083714253 Mon Sep 17 00:00:00 2001
> +From: Stefan Wahren 
> +Date: Fri, 31 Mar 2017 20:03:06 +
> +Subject: [PATCH] thermal: bcm2835: add thermal driver for bcm2835 SoC
> +MIME-Version: 1.0
> +Content-Type: text/plain; charset=UTF-8
> +Content-Transfer-Encoding: 8bit
> +
> +Add basic thermal driver for bcm2835 SoC.
> +
> +This driver currently make sure that tsense HW block is set up
> +correctly.
> +
> +Tested-by: Rafał Miłecki 
> +Signed-off-by: Martin Sperl 
> +Signed-off-by: Stefan Wahren 
> +Acked-by: Eric Anholt 
> +Acked-by: Eduardo Valentin 
> +Signed-off-by: Eduardo Valentin 
> +---
> + drivers/thermal/Kconfig   |   8 +
> + drivers/thermal/Makefile  |   1 +
> + drivers/thermal/bcm2835_thermal.c | 314 
> ++
> + 3 files changed, 323 insertions(+)
> + create mode 100644 drivers/thermal/bcm2835_thermal.c
> +
> +--- a/drivers/thermal/Kconfig
>  b/drivers/thermal/Kconfig
> +@@ -434,4 +434,12 @@ depends on (ARCH_QCOM && OF) || COMPILE_
> + source "drivers/thermal/qcom/Kconfig"
> + endmenu
> + 
> ++config BCM2835_THERMAL
> ++tristate "Thermal sensors on bcm2835 SoC"
> ++depends on ARCH_BCM2835 || COMPILE_TEST
> ++depends on HAS_IOMEM
> ++depends on THERMAL_OF
> ++help
> ++  Support for thermal sensors on Broadcom bcm2835 SoCs.
> ++
> + endif
> +--- a/drivers/thermal/Makefile
>  b/drivers/thermal/Makefile
> +@@ -55,3 +55,4 @@ obj-$(CONFIG_TEGRA_SOCTHERM)   += tegra/
> + obj-$(CONFIG_HISI_THERMAL) += hisi_thermal.o
> + obj-$(CONFIG_MTK_THERMAL)   += mtk_thermal.o
> + obj-$(CONFIG_GENERIC_ADC_THERMAL)   += thermal-generic-adc.o
> ++obj-$(CONFIG_BCM2835_THERMAL)   += bcm2835_thermal.o
> +--- /dev/null
>  b/drivers/thermal/bcm2835_thermal.c
> +@@ -0,0 +1,314 @@
> ++/*
> ++ * Driver for Broadcom BCM2835 SoC temperature sensor
> ++ *
> ++ * Copyright (C) 2016 Martin Sperl
> ++ *
> ++ * This program is free software; you can redistribute it and/or modify
> ++ * it under the terms of the GNU General Public License as published by
> ++ * the Free Software Foundation; either version 2 of the License, or
> ++ * (at your option) any later version.
> ++ *
> ++ * This program is distributed in the hope that it will be useful,
> ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
> ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> ++ * GNU General Public License for more details.
> ++ */
> ++
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++#include 
> ++
> ++#define BCM2835_TS_TSENSCTL 0x00
> ++#define BCM2835_TS_TSENSSTAT0x04
> ++
> ++#define BCM2835_TS_TSENSCTL_PRWDW   BIT(0)
> ++#define BCM2835_TS_TSENSCTL_RSTBBIT(1)
> ++
> ++/*
> ++ * bandgap reference voltage in 6 mV increments
> ++ * 000b = 1178 mV, 001b = 1184 mV, ... 111b = 1220 mV
> ++ */
> ++#define BCM2835_TS_TSENSCTL_CTRL_BITS   3
> ++#define BCM2835_TS_TSENSCTL_CTRL_SHIFT  2
> ++#define BCM2835_TS_TSENSCTL_CTRL_MASK   \
> ++GENMASK(BCM2835_TS_TSENSCTL_CTRL_BITS + \
> ++BCM2835_TS_TSENSCTL_CTRL_SHIFT - 1, \
> ++BCM2835_TS_TSENSCTL_CTRL_SHIFT)
> ++#define BCM2835_TS_TSENSCTL_CTRL_DEFAULT1
> ++#define BCM2835_TS_TSENSCTL_EN_INT  BIT(5)
> ++#define BCM2835_TS_TSENSCTL_DIRECT  BIT(6)
> ++#define BCM2835_TS_TSENSCTL_CLR_INT BIT(7)
> ++#define BCM2835_TS_TSENSCTL_THOLD_SHIFT 8
> ++#define BCM2835_TS_TSENSCTL_THOLD_BITS  10
> ++#define BCM2835_TS_TSENSCTL_THOLD_MASK   \
> ++GENMASK(BCM2835_TS_TSENSCTL_THOLD_BITS + \
> ++BCM2835_TS_TSENSCTL_THOLD_SHIFT - 1, \
> ++

[LEDE-DEV] [PATCH] brcm2708: backport upstream thermal driver

2017-04-01 Thread Rafał Miłecki 
From: Rafał Miłecki 

Signed-off-by: Rafał Miłecki 
---
 ...cm2835-add-thermal-driver-for-bcm2835-SoC.patch | 365 +
 1 file changed, 365 insertions(+)
 create mode 100644 
target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch

diff --git 
a/target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
 
b/target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
new file mode 100644
index 00..a11c542913
--- /dev/null
+++ 
b/target/linux/brcm2708/patches-4.9/081-0001-thermal-bcm2835-add-thermal-driver-for-bcm2835-SoC.patch
@@ -0,0 +1,365 @@
+From bcb7dd9ef206f7d646ed8dac6fe7772083714253 Mon Sep 17 00:00:00 2001
+From: Stefan Wahren 
+Date: Fri, 31 Mar 2017 20:03:06 +
+Subject: [PATCH] thermal: bcm2835: add thermal driver for bcm2835 SoC
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Add basic thermal driver for bcm2835 SoC.
+
+This driver currently make sure that tsense HW block is set up
+correctly.
+
+Tested-by: Rafał Miłecki 
+Signed-off-by: Martin Sperl 
+Signed-off-by: Stefan Wahren 
+Acked-by: Eric Anholt 
+Acked-by: Eduardo Valentin 
+Signed-off-by: Eduardo Valentin 
+---
+ drivers/thermal/Kconfig   |   8 +
+ drivers/thermal/Makefile  |   1 +
+ drivers/thermal/bcm2835_thermal.c | 314 ++
+ 3 files changed, 323 insertions(+)
+ create mode 100644 drivers/thermal/bcm2835_thermal.c
+
+--- a/drivers/thermal/Kconfig
 b/drivers/thermal/Kconfig
+@@ -434,4 +434,12 @@ depends on (ARCH_QCOM && OF) || COMPILE_
+ source "drivers/thermal/qcom/Kconfig"
+ endmenu
+ 
++config BCM2835_THERMAL
++  tristate "Thermal sensors on bcm2835 SoC"
++  depends on ARCH_BCM2835 || COMPILE_TEST
++  depends on HAS_IOMEM
++  depends on THERMAL_OF
++  help
++Support for thermal sensors on Broadcom bcm2835 SoCs.
++
+ endif
+--- a/drivers/thermal/Makefile
 b/drivers/thermal/Makefile
+@@ -55,3 +55,4 @@ obj-$(CONFIG_TEGRA_SOCTHERM) += tegra/
+ obj-$(CONFIG_HISI_THERMAL) += hisi_thermal.o
+ obj-$(CONFIG_MTK_THERMAL) += mtk_thermal.o
+ obj-$(CONFIG_GENERIC_ADC_THERMAL) += thermal-generic-adc.o
++obj-$(CONFIG_BCM2835_THERMAL) += bcm2835_thermal.o
+--- /dev/null
 b/drivers/thermal/bcm2835_thermal.c
+@@ -0,0 +1,314 @@
++/*
++ * Driver for Broadcom BCM2835 SoC temperature sensor
++ *
++ * Copyright (C) 2016 Martin Sperl
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License as published by
++ * the Free Software Foundation; either version 2 of the License, or
++ * (at your option) any later version.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ */
++
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++#include 
++
++#define BCM2835_TS_TSENSCTL   0x00
++#define BCM2835_TS_TSENSSTAT  0x04
++
++#define BCM2835_TS_TSENSCTL_PRWDW BIT(0)
++#define BCM2835_TS_TSENSCTL_RSTB  BIT(1)
++
++/*
++ * bandgap reference voltage in 6 mV increments
++ * 000b = 1178 mV, 001b = 1184 mV, ... 111b = 1220 mV
++ */
++#define BCM2835_TS_TSENSCTL_CTRL_BITS 3
++#define BCM2835_TS_TSENSCTL_CTRL_SHIFT2
++#define BCM2835_TS_TSENSCTL_CTRL_MASK \
++  GENMASK(BCM2835_TS_TSENSCTL_CTRL_BITS + \
++  BCM2835_TS_TSENSCTL_CTRL_SHIFT - 1, \
++  BCM2835_TS_TSENSCTL_CTRL_SHIFT)
++#define BCM2835_TS_TSENSCTL_CTRL_DEFAULT  1
++#define BCM2835_TS_TSENSCTL_EN_INTBIT(5)
++#define BCM2835_TS_TSENSCTL_DIRECTBIT(6)
++#define BCM2835_TS_TSENSCTL_CLR_INT   BIT(7)
++#define BCM2835_TS_TSENSCTL_THOLD_SHIFT   8
++#define BCM2835_TS_TSENSCTL_THOLD_BITS10
++#define BCM2835_TS_TSENSCTL_THOLD_MASK \
++  GENMASK(BCM2835_TS_TSENSCTL_THOLD_BITS + \
++  BCM2835_TS_TSENSCTL_THOLD_SHIFT - 1, \
++  BCM2835_TS_TSENSCTL_THOLD_SHIFT)
++/*
++ * time how long the block to be asserted in reset
++ * which based on a clock counter (TSENS clock assumed)
++ */
++#define BCM2835_TS_TSENSCTL_RSTDELAY_SHIFT18
++#define BCM2835_TS_TSENSCTL_RSTDELAY_BITS 8
++#define BCM2835_TS_TSENSCTL_REGULEN   BIT(26)
++
++#define BCM2835_TS_TSENSSTAT_DATA_BITS10
++#define BCM2835_TS_TSENSSTAT_DATA_SHIFT