From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] clk: imx51: uart4, uart5 gates only exist on imx50, imx53
Date: Thu, 21 Dec 2017 16:00:38 -0800 [thread overview]
Message-ID: <20171222000038.GI7997@codeaurora.org> (raw)
In-Reply-To: <20171213115748.14106-1-p.zabel@pengutronix.de>
On 12/13, Philipp Zabel wrote:
> i.MX51 only has 3 UARTs and no CCGR7 register. In place of the CCGR7
> register on i.MX50/i.MX53 that contains the ipg and per clock gates
> for UARTs 4 and 5, on i.MX51 there is the CMEOR register.
>
> Without this patch, the code disabling the UART clocks would also clear
> the mod_en_ov_vpu bit in the CMEOR register, among others, which causes
> register accesses to the VPU to lock up the system.
>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> ---
Applied to clk-next
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2017-12-22 0:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-13 11:57 [PATCH] clk: imx51: uart4, uart5 gates only exist on imx50, imx53 Philipp Zabel
2017-12-13 12:10 ` Fabio Estevam
2017-12-22 0:00 ` Stephen Boyd [this message]
[not found] <3BB206AB2B1BD448954845CE6FF69A8E01F81FD1B9@nt-mail04>
2018-03-15 12:51 ` Fabio Estevam
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