From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko =?ISO-8859-1?Q?St=FCbner?= Subject: Re: [PATCH] clk: rockchip: add CLK_IGNORE_UNUSED to RK3188 sclk_mac_lbtest Date: Wed, 22 Jul 2020 16:37:21 +0200 Message-ID: <3075813.JVNIx54Eim@diego> References: <20200722143137.863-1-knaerzche@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <20200722143137.863-1-knaerzche@gmail.com> Sender: linux-clk-owner@vger.kernel.org To: Alex Bee Cc: linux-rockchip@lists.infradead.org, Michael Turquette , Stephen Boyd , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org List-Id: linux-rockchip.vger.kernel.org Hi, Am Mittwoch, 22. Juli 2020, 16:31:37 CEST schrieb Alex Bee: > Since the loopbacktest clock is not exported and is not touched in the > driver, it needs the CLK_IGNORE_UNUSED flag in order to get the emac > working. could you please add it to the rk3188_critical_clocks array instead. CLK_IGNORE_UNUSED only protects it against the clock subsystem disabling it on boot, while as critical clock it also gets protected later. Thanks Heiko > > Signed-off-by: Alex Bee > --- > drivers/clk/rockchip/clk-rk3188.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/clk/rockchip/clk-rk3188.c b/drivers/clk/rockchip/clk-rk3188.c > index 77aebfb1d6d5..892b1edc3444 100644 > --- a/drivers/clk/rockchip/clk-rk3188.c > +++ b/drivers/clk/rockchip/clk-rk3188.c > @@ -354,7 +354,7 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = { > RK2928_CLKGATE_CON(2), 5, GFLAGS), > MUX(SCLK_MAC, "sclk_macref", mux_sclk_macref_p, CLK_SET_RATE_PARENT, > RK2928_CLKSEL_CON(21), 4, 1, MFLAGS), > - GATE(0, "sclk_mac_lbtest", "sclk_macref", 0, > + GATE(0, "sclk_mac_lbtest", "sclk_macref", CLK_IGNORE_UNUSED, > RK2928_CLKGATE_CON(2), 12, GFLAGS), > > COMPOSITE(0, "hsadc_src", mux_pll_src_gpll_cpll_p, 0, >