[PATCH v3 0/9] ARM: dts: omap: dm816x: fixes and peripheral updates for DM8168 SoC
Ettore Chimenti
ettore.chimenti at linaro.org
Mon Nov 2 11:52:46 PST 2026
This patch series collects several fixes and peripheral enhancements for TI
DM816x SoCs and the DM8168-EVM board:
- Pinctrl: add correct pullup/down enable defines for DM816X SoCs, which
they appear to be inverted respect to OMAP2/3.
- SD: explicit pullup disable in DM8168-EVM SD card pinmuxing.
- Storage (MMC): Update MMC node settings, dropped mmc1 hwmod.
- USB: Update MUSB node, enable multipoint mode, dropped usb-otg hwmod.
Signed-off-by: Ettore Chimenti <ettore.chimenti at linaro.org>
---
Without upcoming Andreas's patch (not yet on the list) that silences the
WARN() for the missing hwmod from DT, commits in between the hwmod DT
and the code removal will get a harmless WARN() during boot.
Tested NAND on DM8168-EVM, seems the pinmuxing is working fine.
GPMC_WAIT is left with the pull-down enabled where a pull-up would be
preferable, and GPMC_WPn is not muxed (reset default). Neither causes a
functional problem.
Changes in v3:
- Collected R-b tag from Andreas.
- Split "Update USB node" to have separated hwmod and DT edits.
- Removed mmc1 hwmod, splitted in the same way as USB.
- Reorder USB reg/reg-names to match the binding, rename nodes to the mc base address.
- Dropped patch "dm816x: Correct speed for sysclk5", it requires more
investigation.
- Link to v2: https://patch.msgid.link/20261028-patch-ektor5-dm8168-dts-v2-0-4544429251e2@linaro.org
Changes in v2:
- Removed useless "Prevent USB being put into idle" patch.
- Dropped "Match up capability flags for USB" patch.
- Refactored USB node patch to use ti-sysc instead of usb_otg_hs.
- Added "Remove hwmod code for USB" patch to complete the ti-sysc
porting.
- Using DT include instead of dt-bindings header, dropped patch.
- Link to v1: https://patch.msgid.link/20261016-patch-ektor5-dm8168-dts-v1-0-b4ce30217028@linaro.org
---
Andrew Goodbody (5):
ARM: dts: omap: dm816x: Fix pinctrl range
ARM: dts: omap: dm816x: refactor and align MMC node
ARM: dts: omap: dm816x: Update USB node
ARM: OMAP2+: ti816x: Remove hwmod code for USB
ARM: dts: omap: dm8168-evm: Correct SD card pinmux
Christopher Obbard (1):
ARM: dts: omap: dm8168-evm: enable MUSB multipoint support
Ettore Chimenti (3):
ARM: dts: omap: dm816x: Add specific pinctrl config defines
ARM: dts: omap: dm816x: use dedicated SoC pinctrl
ARM: OMAP2+: ti816x: Remove mmc1 hwmod
arch/arm/boot/dts/ti/omap/dm8168-evm.dts | 17 +++----
arch/arm/boot/dts/ti/omap/dm816x-pinctrl.h | 20 ++++++++
arch/arm/boot/dts/ti/omap/dm816x.dtsi | 78 ++++++++++++++++++++----------
arch/arm/mach-omap2/omap_hwmod_81xx_data.c | 46 ------------------
4 files changed, 80 insertions(+), 81 deletions(-)
---
base-commit: d89e1d186ec9271bf78e62771779e9fc03bf0fc3
change-id: 20261015-patch-ektor5-dm8168-dts-24b35c8019f6
Best regards,
--
Ettore Chimenti <ettore.chimenti at linaro.org>
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