linux-kernel - [RFC 0/3] clk: imx: Implement blk-ctl driver for i.MX8MN

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Date:   Sat, 24 Oct 2020 11:20:12 -0500
From:   Adam Ford <aford173@...il.com>
To:     linux-clk@...r.kernel.org
Cc:     abel.vesa@....com, marex@...x.de, Adam Ford <aford173@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org
Subject: [RFC 0/3] clk: imx: Implement blk-ctl driver for i.MX8MN

There are some less-documented registers which control clocks and 
resets for the multimedia block which controls the LCDIF, ISI, MIPI 
CSI, and MIPI DSI.

The i.Mx8M Nano appears to have a subset of the i.MX8MP registers with
a couple shared registers with the i.MX8MM.  This series builds on the
series that have been submitted for both of those other two platforms.

This is an RFC because when enabling the corresponding DTS node, the 
system freezes on power on.  There are a couple of clocks that don't
correspond to either the imx8mp nor the imx8mm, so I might have something
wrong, and I was hoping for some constructive feedback in order to get
the imx8m Nano to a similar point of the Mini and Plus.

Adam Ford (3):
  dt-bindings: clock: imx8mn: Add media blk_ctl clock IDs
  dt-bindings: reset: imx8mn: Add media blk_ctl reset IDs
  clk: imx: Add blk-ctl driver for i.MX8MN

 drivers/clk/imx/clk-blk-ctl-imx8mn.c     | 80 ++++++++++++++++++++++++
 include/dt-bindings/clock/imx8mn-clock.h | 11 ++++
 include/dt-bindings/reset/imx8mn-reset.h | 22 +++++++
 3 files changed, 113 insertions(+)
 create mode 100644 drivers/clk/imx/clk-blk-ctl-imx8mn.c
 create mode 100644 include/dt-bindings/reset/imx8mn-reset.h

-- 
2.25.1