Bluetooth: btqcomsmd: retrieve BD address from DT property
Retrieve BD address from the local-bd-address property. This address must be unique and is usually added in the DT by the bootloader which has access to the provisioned data. Signed-off-by: Loic Poulain <loic.poulain@linaro.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
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@ -15,6 +15,8 @@
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#include <linux/module.h>
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/slab.h>
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#include <linux/rpmsg.h>
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#include <linux/rpmsg.h>
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#include <linux/of.h>
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#include <linux/soc/qcom/wcnss_ctrl.h>
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#include <linux/soc/qcom/wcnss_ctrl.h>
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#include <linux/platform_device.h>
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#include <linux/platform_device.h>
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@ -156,6 +158,15 @@ static int btqcomsmd_probe(struct platform_device *pdev)
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if (IS_ERR(btq->cmd_channel))
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if (IS_ERR(btq->cmd_channel))
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return PTR_ERR(btq->cmd_channel);
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return PTR_ERR(btq->cmd_channel);
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/* The local-bd-address property is usually injected by the
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* bootloader which has access to the allocated BD address.
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*/
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if (!of_property_read_u8_array(pdev->dev.of_node, "local-bd-address",
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(u8 *)&btq->bdaddr, sizeof(bdaddr_t))) {
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dev_info(&pdev->dev, "BD address %pMR retrieved from device-tree",
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&btq->bdaddr);
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}
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hdev = hci_alloc_dev();
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hdev = hci_alloc_dev();
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if (!hdev)
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if (!hdev)
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return -ENOMEM;
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return -ENOMEM;
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