diff options
author | Ulf Hansson <ulf.hansson@linaro.org> | 2012-10-24 14:13:41 +0200 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2012-11-16 14:44:02 +0100 |
commit | 16defa668d009a762e23d55ce6ecf5ae483dfe10 (patch) | |
tree | 246643490b7b202caa9e930fdad41a495e10590f /drivers/clocksource/nomadik-mtu.c | |
parent | clk: ux500: Register mtu apb_pclocks (diff) | |
download | linux-16defa668d009a762e23d55ce6ecf5ae483dfe10.tar.xz linux-16defa668d009a762e23d55ce6ecf5ae483dfe10.zip |
clocksource/mtu-nomadik: use apb_pclk
After improving the clock tree we need to make sure the the
MTU timer explicitly grabs and enables it silicon clock
(pclk).
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Mike Turquette <mturquette@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Diffstat (limited to 'drivers/clocksource/nomadik-mtu.c')
-rw-r--r-- | drivers/clocksource/nomadik-mtu.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/clocksource/nomadik-mtu.c b/drivers/clocksource/nomadik-mtu.c index 23c780ba0d35..8914c3c1c88b 100644 --- a/drivers/clocksource/nomadik-mtu.c +++ b/drivers/clocksource/nomadik-mtu.c @@ -177,9 +177,15 @@ void nmdk_clksrc_reset(void) void __init nmdk_timer_init(void __iomem *base, int irq) { unsigned long rate; - struct clk *clk0; + struct clk *clk0, *pclk0; mtu_base = base; + + pclk0 = clk_get_sys("mtu0", "apb_pclk"); + BUG_ON(IS_ERR(pclk0)); + BUG_ON(clk_prepare(pclk0) < 0); + BUG_ON(clk_enable(pclk0) < 0); + clk0 = clk_get_sys("mtu0", NULL); BUG_ON(IS_ERR(clk0)); BUG_ON(clk_prepare(clk0) < 0); |