diff options
Diffstat (limited to 'drivers/remoteproc/qcom_wcnss.c')
-rw-r--r-- | drivers/remoteproc/qcom_wcnss.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c index 1ed0647bc962..90de22c81da9 100644 --- a/drivers/remoteproc/qcom_wcnss.c +++ b/drivers/remoteproc/qcom_wcnss.c @@ -14,8 +14,8 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/io.h> -#include <linux/of_address.h> -#include <linux/of_device.h> +#include <linux/of.h> +#include <linux/of_reserved_mem.h> #include <linux/platform_device.h> #include <linux/pm_domain.h> #include <linux/pm_runtime.h> @@ -506,27 +506,25 @@ static int wcnss_request_irq(struct qcom_wcnss *wcnss, static int wcnss_alloc_memory_region(struct qcom_wcnss *wcnss) { + struct reserved_mem *rmem = NULL; struct device_node *node; - struct resource r; - int ret; node = of_parse_phandle(wcnss->dev->of_node, "memory-region", 0); - if (!node) { - dev_err(wcnss->dev, "no memory-region specified\n"); + if (node) + rmem = of_reserved_mem_lookup(node); + of_node_put(node); + + if (!rmem) { + dev_err(wcnss->dev, "unable to resolve memory-region\n"); return -EINVAL; } - ret = of_address_to_resource(node, 0, &r); - of_node_put(node); - if (ret) - return ret; - - wcnss->mem_phys = wcnss->mem_reloc = r.start; - wcnss->mem_size = resource_size(&r); + wcnss->mem_phys = wcnss->mem_reloc = rmem->base; + wcnss->mem_size = rmem->size; wcnss->mem_region = devm_ioremap_wc(wcnss->dev, wcnss->mem_phys, wcnss->mem_size); if (!wcnss->mem_region) { dev_err(wcnss->dev, "unable to map memory region: %pa+%zx\n", - &r.start, wcnss->mem_size); + &rmem->base, wcnss->mem_size); return -EBUSY; } @@ -538,7 +536,6 @@ static int wcnss_probe(struct platform_device *pdev) const char *fw_name = WCNSS_FIRMWARE_NAME; const struct wcnss_data *data; struct qcom_wcnss *wcnss; - struct resource *res; struct rproc *rproc; void __iomem *mmio; int ret; @@ -576,8 +573,7 @@ static int wcnss_probe(struct platform_device *pdev) mutex_init(&wcnss->iris_lock); - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pmu"); - mmio = devm_ioremap_resource(&pdev->dev, res); + mmio = devm_platform_ioremap_resource_byname(pdev, "pmu"); if (IS_ERR(mmio)) { ret = PTR_ERR(mmio); goto free_rproc; |