On Wednesday 18 October 2017 05:11 PM, Faiz Abbas wrote:
> The dra7xx series of SOCs contain a temperature sensor and an
> associated analog-to-digital converter (ADC) which produces
> an output which is proportional to the SOC temperature.
> Add support for this temperature sensor.
>
> Signed-off-by: Faiz Abbas <faiz_ab...@ti.com>
> Reviewed-by: Simon Glass <s...@chromium.org>
> ---
> v3:
> Added Reviewed-by comment
>
> v2:
> 1. Removed extra elements from ti_bandgap
> 2. Changed base address to ulong
> 3. Changed to udev to dev to maintain consistency
> 4. minor format changes
>
> common/spl/Kconfig | 8 +
> configs/dra7xx_evm_defconfig | 3 +
> .../thermal/ti_soc_thermal.txt | 35 ++++
> drivers/Makefile | 2 +-
> drivers/thermal/Kconfig | 6 +
> drivers/thermal/Makefile | 1 +
> drivers/thermal/ti-bandgap.c | 197
> +++++++++++++++++++++
> 7 files changed, 251 insertions(+), 1 deletion(-)
> create mode 100644 doc/device-tree-bindings/thermal/ti_soc_thermal.txt
> create mode 100644 drivers/thermal/ti-bandgap.c
>
> diff --git a/common/spl/Kconfig b/common/spl/Kconfig
> index 0bd8370..0bf3ee3 100644
> --- a/common/spl/Kconfig
> +++ b/common/spl/Kconfig
> @@ -604,6 +604,14 @@ config SPL_SPI_SUPPORT
> enable SPI drivers that are needed for other purposes also, such
> as a SPI PMIC.
>
> +config SPL_THERMAL
> + bool "Driver support for thermal devices"
> + help
> + Enable support for temperature-sensing devices. Some SoCs have on-chip
> + temperature sensors to permit warnings, speed throttling or even
> + automatic power-off when the temperature gets too high or low. Other
> + devices may be discrete but connected on a suitable bus.
> +
> config SPL_USB_HOST_SUPPORT
> bool "Support USB host drivers"
> help
> diff --git a/configs/dra7xx_evm_defconfig b/configs/dra7xx_evm_defconfig
> index 468c288..447fb89 100644
> --- a/configs/dra7xx_evm_defconfig
> +++ b/configs/dra7xx_evm_defconfig
> @@ -90,3 +90,6 @@ CONFIG_USB_GADGET=y
> CONFIG_USB_GADGET_MANUFACTURER="Texas Instruments"
> CONFIG_USB_GADGET_VENDOR_NUM=0x0451
> CONFIG_USB_GADGET_PRODUCT_NUM=0xd022
> +CONFIG_SPL_THERMAL=y
> +CONFIG_DM_THERMAL=y
> +CONFIG_TI_DRA7_THERMAL=y
Tom,
Do you want these options to be implied so that it will take effect for
HS board as well. Or enable it in defconfig as is?
Thanks and regards,
Lokesh
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