From: Rajendra Nayak Date: Thu, 8 Oct 2015 05:01:03 +0000 (+0530) Subject: clk: qcom: create virtual child device for TSENS X-Git-Tag: firefly_0821_release~176^2~792^2~34 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=53c929c922ccc5e615c3310e86ffbc1387372854;p=firefly-linux-kernel-4.4.55.git clk: qcom: create virtual child device for TSENS 8960 family of devices have TSENS as part of GCC in hardware. Hence DT would represent a GCC node with GCC properties as well as TSENS. Create a virtual platform child device here for TSENS so the driver can probe it and use the parent (GCC) to extract DT properties. Suggested-by: Stephen Boyd Signed-off-by: Rajendra Nayak [sboyd@codeaurora.org: Massaged to work with devm friendly qcom_cc_probe()] Signed-off-by: Stephen Boyd --- diff --git a/drivers/clk/qcom/gcc-msm8960.c b/drivers/clk/qcom/gcc-msm8960.c index b52153903893..66c18bc97857 100644 --- a/drivers/clk/qcom/gcc-msm8960.c +++ b/drivers/clk/qcom/gcc-msm8960.c @@ -3506,6 +3506,8 @@ 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; + int ret; match = of_match_device(gcc_msm8960_match_table, &pdev->dev); if (!match) @@ -3520,11 +3522,26 @@ static int gcc_msm8960_probe(struct platform_device *pdev) if (IS_ERR(clk)) return PTR_ERR(clk); - return qcom_cc_probe(pdev, match->data); + ret = qcom_cc_probe(pdev, match->data); + if (ret) + return ret; + + tsens = platform_device_register_data(&pdev->dev, "qcom-tsens", -1, + NULL, 0); + if (IS_ERR(tsens)) + return PTR_ERR(tsens); + + platform_set_drvdata(pdev, tsens); + + return 0; } static int gcc_msm8960_remove(struct platform_device *pdev) { + struct platform_device *tsens = platform_get_drvdata(pdev); + + platform_device_unregister(tsens); + return 0; }