From: dianders@chromium.org (Doug Anderson)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] clk: rockchip: Add CLK_SET_RATE_PARENT to aclk_cpu_pre
Date: Mon, 6 Oct 2014 10:15:27 -0700 [thread overview]
Message-ID: <1412615727-8772-1-git-send-email-dianders@chromium.org> (raw)
We'd like to be able to call clk_set_rate() on aclk_cpu (a gate) at
bootup. In order for this to have any effect we need its parent
(aclk_cpu_pre) to percolate the rate change to _its_ parent
(aclk_cpu_src). Add CLK_SET_RATE_PARENT to make this happen.
Signed-off-by: Doug Anderson <dianders@chromium.org>
---
drivers/clk/rockchip/clk-rk3288.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clk/rockchip/clk-rk3288.c b/drivers/clk/rockchip/clk-rk3288.c
index d053529..4d98f53 100644
--- a/drivers/clk/rockchip/clk-rk3288.c
+++ b/drivers/clk/rockchip/clk-rk3288.c
@@ -279,7 +279,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
RK3288_CLKGATE_CON(0), 11, GFLAGS),
COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, 0,
RK3288_CLKSEL_CON(1), 15, 1, MFLAGS, 3, 5, DFLAGS),
- DIV(0, "aclk_cpu_pre", "aclk_cpu_src", 0,
+ DIV(0, "aclk_cpu_pre", "aclk_cpu_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(1), 0, 3, DFLAGS),
GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_pre", 0,
RK3288_CLKGATE_CON(0), 3, GFLAGS),
--
2.1.0.rc2.206.gedb03e5
next reply other threads:[~2014-10-06 17:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-06 17:15 Doug Anderson [this message]
2014-10-11 18:37 ` [PATCH] clk: rockchip: Add CLK_SET_RATE_PARENT to aclk_cpu_pre Heiko Stübner
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