[PATCH 00/13] add support for more devices on Meson8 and Meson8b

Jerome Brunet jbrunet at baylibre.com
Mon Jun 12 00:32:04 PDT 2017

On Sun, 2017-06-11 at 12:16 +0200, Martin Blumenstingl wrote:
> This series adds:
> - USB support on Meson8 and Meson8b (it seems that some boards show an
>   error when trying to initialize one of the USB2 PHYs, but we have the
>   same problem on some GXBB boards. it is working fine for me - on a board
>   which is not supported upstream yet)
> - hardware random number generator support (Meson8 and Meson8b seem to
>   have two 32-bit hardware random number generator registers, while the
>   GX SoCs only have one. This is not handled by the meson-rng driver yet,
>   but that can still be improved later on)
> - SAR ADC support
> - add reserved memory zones to fix random hangs when filling the memory
>   (currently only on Meson8 until I have a Meson8b device to test if the
>   same problem appears there as well)
> - use the real ethernet clock on Meson8 and Meson8b to fix ethernet when
>   the bootloader does not enable the gate clock
> - add the SCU (Snoop Control Unit) which is needed for SMP support
> - minor preparations for further .dts updates as this already exports the
>   SDIO clocks (a driver for this MMC controller is work-in-progress) as
>   well as the corresponding pin definitions in meson8.dtsi
> - this adds the pwm_e (typically used for the 32.768 kHz LPO clock for the
>   SDIO wifi chip) and pwm_f (used on some boards for the dimmable power
>   LED) pins to meson8.dtsi
> NOTE: the .dts changes from this series depend on my previous patch from
> [0]: "ARM: dts: meson8: fix the IR receiver pins"
> [0] http://lists.infradead.org/pipermail/linux-amlogic/2017-June/003983.html
> Martin Blumenstingl (13):
>   clk: meson8b: export the SAR ADC clocks
>   clk: meson8b: export the SDIO clock
>   clk: meson8b: export the gate clock for the HW random number generator
>   clk: meson8b: export the USB clocks
>   clk: meson8b: export the ethernet gate clock

Applied these 5 clk patches to next/headers with Neil's Acks.

>   ARM: dts: meson8: add the PWM_E and PWM_F pins
>   ARM: dts: meson8: add the pins for the SDIO controller
>   ARM: dts: meson: add the SAR ADC
>   ARM: dts: meson8: add reserved memory zones
>   ARM: dts: meson: add the hardware random number generator
>   ARM: dts: meson: add USB support on Meson8 and Meson8b
>   ARM: dts: meson8b: add the SCU device node
>   ARM: dts: meson: use the real ethernet clock on Meson8 and Meson8b
>  arch/arm/boot/dts/meson.dtsi             |  51 +++++++++++++++
>  arch/arm/boot/dts/meson8.dtsi            | 109
> ++++++++++++++++++++++++++++++-
>  arch/arm/boot/dts/meson8b.dtsi           |  49 ++++++++++++++
>  drivers/clk/meson/meson8b.h              |  20 +++---
>  include/dt-bindings/clock/meson8b-clkc.h |  10 +++
>  5 files changed, 228 insertions(+), 11 deletions(-)

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