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clk: qcom: Move cxo/pxo/xo into dt files

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Put these clocks into the dt files instead of registering them
from C code. This provides a few benefits. It allows us to
specify the frequency of these clocks at the board level instead
of hard-coding them in the driver. It allows us to insert an RPM
clock in between the consumers of the crystals and the actual
clock. And finally, it helps us transition the GCC driver to use
RPM clocks when that configuration is enabled.

Cc: Georgi Djakov <georgi.djakov@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Stephen Boyd
2015-10-26 18:10:09 -07:00
parent ee15faffef
commit a085f877a8
5 changed files with 33 additions and 43 deletions
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14
drivers/clk/qcom/gcc-msm8960.c
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@@ -3503,7 +3503,6 @@ MODULE_DEVICE_TABLE(of, gcc_msm8960_match_table);
static int gcc_msm8960_probe(struct platform_device *pdev)
{
struct clk *clk;
struct device *dev = &pdev->dev;
const struct of_device_id *match;
struct platform_device *tsens;
@@ -3513,14 +3512,13 @@ static int gcc_msm8960_probe(struct platform_device *pdev)
if (!match)
return -EINVAL;
/* Temporary until RPM clocks supported */
clk = clk_register_fixed_rate(dev, "cxo", NULL, CLK_IS_ROOT, 19200000);
if (IS_ERR(clk))
return PTR_ERR(clk);
ret = qcom_cc_register_board_clk(dev, "cxo_board", "cxo", 19200000);
if (ret)
return ret;
clk = clk_register_fixed_rate(dev, "pxo", NULL, CLK_IS_ROOT, 27000000);
if (IS_ERR(clk))
return PTR_ERR(clk);
ret = qcom_cc_register_board_clk(dev, "pxo_board", "pxo", 27000000);
if (ret)
return ret;
ret = qcom_cc_probe(pdev, match->data);
if (ret)