From: Lucas Stach Date: Tue, 29 Oct 2019 11:42:35 +0000 (+0000) Subject: nvmem: imx-ocotp: reset error status on probe X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c33c585f1b3a99d53920bdac614aca461d8db06f;p=linux.git nvmem: imx-ocotp: reset error status on probe If software running before the OCOTP driver is loaded left the controller with the error status pending, the driver will never be able to complete the read timing setup. Reset the error status on probe to make sure the controller is in usable state. Signed-off-by: Lucas Stach Signed-off-by: Srinivas Kandagatla Link: https://lore.kernel.org/r/20191029114240.14905-6-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c index dff2f3c357f56..fc40555ca4cdd 100644 --- a/drivers/nvmem/imx-ocotp.c +++ b/drivers/nvmem/imx-ocotp.c @@ -521,6 +521,10 @@ static int imx_ocotp_probe(struct platform_device *pdev) if (IS_ERR(priv->clk)) return PTR_ERR(priv->clk); + clk_prepare_enable(priv->clk); + imx_ocotp_clr_err_if_set(priv->base); + clk_disable_unprepare(priv->clk); + priv->params = of_device_get_match_data(&pdev->dev); imx_ocotp_nvmem_config.size = 4 * priv->params->nregs; imx_ocotp_nvmem_config.dev = dev;