[PATCH 00/10] samsung: e850-96: Enable USB host and Ethernet
Sam Protsenko
semen.protsenko at linaro.org
Fri Aug 22 20:02:35 CEST 2025
On Wed, Aug 6, 2025 at 5:27 PM Sam Protsenko <semen.protsenko at linaro.org> wrote:
>
> The E850-96 board has a LAN9514 chip which acts as a USB hub and
> Ethernet controller. It's connected to the SoC via USB lines. In order
> to make this chip functional the USB controller in Exynos850 SoC has to
> be configured in the host role, and the corresponding power regulator
> has to be enabled as well.
>
> This patch series enables USB host and network support on the E850-96 by
> making use of the LAN9514 chip. While at it, enable all power regulators
> (LDO) in the PMIC chip which can be useful in the bootloader and kernel,
> including the regulator used for LAN9514.
>
> Sam Protsenko (10):
> usb: host: dwc3-of-simple: Add exynos850 compatible
> board: samsung: e850-96: Set ethaddr
> board: samsung: e850-96: Add ACPM code
> board: samsung: e850-96: Add PMIC code
> board: samsung: e850-96: Configure PMIC regulators
> board: samsung: e850-96: Extract device info from fw loading code
> board: samsung: e850-96: Add bootdev var to choose boot device
> configs: e850-96: Disable CONFIG_DEFAULT_FDT_FILE
> configs: e850-96: Enable USB host support
> configs: e850-96: Enable Ethernet
>
> board/samsung/e850-96/Makefile | 2 +-
> board/samsung/e850-96/acpm.c | 169 ++++++++++++++++++++++++++++++
> board/samsung/e850-96/acpm.h | 27 +++++
> board/samsung/e850-96/e850-96.c | 97 +++++++++++++++--
> board/samsung/e850-96/e850-96.env | 2 +-
> board/samsung/e850-96/fw.c | 45 ++++----
> board/samsung/e850-96/fw.h | 4 +-
> board/samsung/e850-96/pmic.c | 144 +++++++++++++++++++++++++
> board/samsung/e850-96/pmic.h | 14 +++
> configs/e850-96_defconfig | 10 +-
> drivers/usb/host/dwc3-of-simple.c | 1 +
> 11 files changed, 482 insertions(+), 33 deletions(-)
> create mode 100644 board/samsung/e850-96/acpm.c
> create mode 100644 board/samsung/e850-96/acpm.h
> create mode 100644 board/samsung/e850-96/pmic.c
> create mode 100644 board/samsung/e850-96/pmic.h
>
Hi Minkyu,
If there are no objections, can you please apply this series?
Thanks!
> --
> 2.39.5
>
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