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| author | Zhiqiang Tu <ztu@codeaurora.org> | 2017-06-22 13:45:56 +0800 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2017-06-22 21:31:37 -0700 |
| commit | e1ec43ff6d0706033703dbd46515ee91c06554f1 (patch) | |
| tree | dd0963416a01f6384082e713d02ff50072a314dd | |
| parent | 7350d1ad7286e0c644ccafbbd5bc914ac4c2bc66 (diff) | |
clk: msm: Add fixed rate clock support for dummy clock driver
Virtual platform uses dummy clock driver. It needs dummy clock
driver to support fixed rate clock.
Change-Id: Id0f6ce592447a443c22ad49fddeaa598cf3d047e
Signed-off-by: Zhiqiang Tu <ztu@codeaurora.org>
| -rw-r--r-- | drivers/clk/msm/clock-dummy.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/clk/msm/clock-dummy.c b/drivers/clk/msm/clock-dummy.c index e5339b110cd6..caa6a6ab7565 100644 --- a/drivers/clk/msm/clock-dummy.c +++ b/drivers/clk/msm/clock-dummy.c @@ -64,12 +64,18 @@ struct clk dummy_clk = { static void *dummy_clk_dt_parser(struct device *dev, struct device_node *np) { struct clk *c; + u32 rate; + c = devm_kzalloc(dev, sizeof(*c), GFP_KERNEL); if (!c) { dev_err(dev, "failed to map memory for %s\n", np->name); return ERR_PTR(-ENOMEM); } c->ops = &clk_ops_dummy; + + if (!of_property_read_u32(np, "clock-frequency", &rate)) + c->rate = rate; + return msmclk_generic_clk_init(dev, np, c); } MSMCLK_PARSER(dummy_clk_dt_parser, "qcom,dummy-clk", 0); @@ -82,6 +88,7 @@ static struct clk *of_dummy_get(struct of_phandle_args *clkspec, static struct of_device_id msm_clock_dummy_match_table[] = { { .compatible = "qcom,dummycc" }, + { .compatible = "fixed-clock" }, {} }; |