Messages in this thread Patch in this message | | | From | Anup Patel <> | Subject | [PATCH v2 2/4] iommu/arm-smmu: Invoke DT probe from arm_smmu_of_setup() | Date | Mon, 8 Feb 2016 10:47:30 +0530 |
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The SMMUv1/SMMUv2 driver is initialized very early using the IOMMU_OF_DECLARE() but the actual platform device is probed via normal DT probing.
This patch uses of_platform_device_create() from arm_smmu_of_setup() to ensure that SMMU platform device is probed immediately.
Signed-off-by: Anup Patel <anup.patel@broadcom.com> --- drivers/iommu/arm-smmu.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 2c8f871..02cd67d 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -40,6 +40,7 @@ #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_iommu.h> +#include <linux/of_platform.h> #include <linux/pci.h> #include <linux/platform_device.h> #include <linux/slab.h> @@ -1956,10 +1957,15 @@ static int __init arm_smmu_init(void) static int __init arm_smmu_of_setup(struct device_node *np) { + struct platform_device *pdev; if (!init_done) arm_smmu_init(); + pdev = of_platform_device_create(np, NULL, NULL); + if (IS_ERR(pdev)) + return PTR_ERR(pdev); + of_iommu_set_ops(np, &arm_smmu_ops); return 0; -- 1.9.1
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