From mboxrd@z Thu Jan 1 00:00:00 1970 From: gregory.clement@free-electrons.com (Gregory CLEMENT) Date: Wed, 17 Jun 2015 13:57:08 +0200 Subject: [PATCH v2] clk: mvebu: flag the crypto clk as CLK_IGNORE_UNUSED In-Reply-To: <1434470179-20835-1-git-send-email-boris.brezillon@free-electrons.com> References: <1434470179-20835-1-git-send-email-boris.brezillon@free-electrons.com> Message-ID: <55816094.2020208@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Mike, Stephen, On 16/06/2015 17:56, Boris Brezillon wrote: > The crypto SRAM, used by the armada 370 cpuidle code to workaround a bug > in the BootROM code, requires the crypto clk to be up and running. > Flag the crypto clk as IGNORE_UNUSED until we add the proper > infrastructure to define the crypto SRAM in the DT and reference the crypto > clk in this SRAM node. > > Reported-by: Kevin Hilman > Signed-off-by: Boris Brezillon > Tested-by: Kevin Hilman > Fixes: 29e623475c50267ee3aaa49ebb6cbe107bce8d2a ("clk: mvebu: add > missing CESA gate clk"). > Cc: #4.1 Acked-by: Gregory CLEMENT Would it possible to apply this fix on 4.1-rc8 ? Thanks, Gregory > --- > Changes since v1: > - add the Reported-by tag > - add the missing trailing ',' > > drivers/clk/mvebu/armada-370.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/clk/mvebu/armada-370.c b/drivers/clk/mvebu/armada-370.c > index c19fd77..2c7c108 100644 > --- a/drivers/clk/mvebu/armada-370.c > +++ b/drivers/clk/mvebu/armada-370.c > @@ -163,7 +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 }, > + { "crypto", NULL, 23, CLK_IGNORE_UNUSED }, > { "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