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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Sai Krishna Potthuri 'of_property_read_variable_u32_array' function returns number of elements read on success. This patch updates the condition check in the driver to overwrite the tap values from DT if exist. Signed-off-by: Sai Krishna Potthuri Signed-off-by: Manish Narani --- drivers/mmc/host/sdhci-of-arasan.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c index 61fe13c..3f50095 100644 --- a/drivers/mmc/host/sdhci-of-arasan.c +++ b/drivers/mmc/host/sdhci-of-arasan.c @@ -1019,13 +1019,15 @@ static void arasan_dt_read_clk_phase(struct device *dev, struct device_node *np = dev->of_node; u32 clk_phase[2] = {0}; + int ret; /* * Read Tap Delay values from DT, if the DT does not contain the * Tap Values then use the pre-defined values. */ - if (of_property_read_variable_u32_array(np, prop, &clk_phase[0], - 2, 0)) { + ret = of_property_read_variable_u32_array(np, prop, &clk_phase[0], + 2, 0); + if (ret < 0) { dev_dbg(dev, "Using predefined clock phase for %s = %d %d\n", prop, clk_data->clk_phase_in[timing], clk_data->clk_phase_out[timing]); -- 2.1.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel