Subject: [PATCH v2] clk: mvebu: add missing CESA gate clk

From: [email-masked] (Gregory CLEMENT)
Date: Tue, 26 May 2015 14:47:12 +0200

Hi Boris,

On 26/05/2015 14:42, Boris Brezillon wrote:
> Even if not documented in the datasheet, the Armada 370 SoC can actually
> gate the CESA (crypto engine) clock.
> Add an entry in the gating_desc table to be able to reference the CESA
> gateclk in the crypto node.
> 
> Signed-off-by: Boris Brezillon <[email-masked]>

Acked-by: Gregory CLEMENT <[email-masked]>

Thanks,

Gregory

> ---
> Hi,
> 
> Sorry for the noise, but since the changes in this patch are quite
> straightforward, I'm directly sending a v2 addressing Gregory's comments
> (instead of waiting for more reviews).
> 
> Best Regards,
> 
> Boris
> 
> Changes since v1:
>  - update the DT bindings doc
>  - change the clock name to be consistent with other SoCs
> 
>  Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt | 1 +
>  drivers/clk/mvebu/armada-370.c                                | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt b/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt
> index 31c7c0c..660e649 100644
> --- a/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt
> +++ b/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt
> @@ -19,6 +19,7 @@ ID	Clock	Peripheral
>  9	pex1	PCIe Cntrl 1
>  15	sata0	SATA Host 0
>  17	sdio	SDHCI Host
> +23	crypto	CESA (crypto engine)
>  25	tdm	Time Division Mplx
>  28	ddr	DDR Cntrl
>  30	sata1	SATA Host 0
> diff --git a/drivers/clk/mvebu/armada-370.c b/drivers/clk/mvebu/armada-370.c
> index 756f0f3..c19fd77 100644
> --- a/drivers/clk/mvebu/armada-370.c
> +++ b/drivers/clk/mvebu/armada-370.c
> @@ -163,6 +163,7 @@ static const struct clk_gating_soc_desc a370_gating_desc[] __initconst = {
>  	{ "pex1", "pex1_en", 9, 0 },
>  	{ "sata0", NULL, 15, 0 },
>  	{ "sdio", NULL, 17, 0 },
> +	{ "crypto", NULL, 23, 0 },
>  	{ "tdm", NULL, 25, 0 },
>  	{ "ddr", NULL, 28, CLK_IGNORE_UNUSED },
>  	{ "sata1", NULL, 30, 0 },
> 

-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com