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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2020-01-11 01:56:04 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2020-01-11 01:56:04 +0300
commit1bdd3e05a0a3b4a97ea88bc46fef8fb265c8b94c (patch)
tree2244894a9ea0c941a8f32e5f3d196b4ea0eae24b /drivers/misc/sram.c
parent643dd7416649bea2e8c61d8fdeeefb409a0ca5eb (diff)
parentc79f46a282390e0f5b306007bf7b11a46d529538 (diff)
downloadlinux-1bdd3e05a0a3b4a97ea88bc46fef8fb265c8b94c.tar.xz
Merge tag 'v5.5-rc5' into next
Sync up with mainline to get SPI "delay" API changes.
Diffstat (limited to 'drivers/misc/sram.c')
-rw-r--r--drivers/misc/sram.c28
1 files changed, 8 insertions, 20 deletions
diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c
index f30448bf3a63..6c1a23cb3e8c 100644
--- a/drivers/misc/sram.c
+++ b/drivers/misc/sram.c
@@ -340,8 +340,6 @@ static const struct of_device_id sram_dt_ids[] = {
static int sram_probe(struct platform_device *pdev)
{
struct sram_dev *sram;
- struct resource *res;
- size_t size;
int ret;
int (*init_func)(void);
@@ -351,25 +349,14 @@ static int sram_probe(struct platform_device *pdev)
sram->dev = &pdev->dev;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(sram->dev, "found no memory resource\n");
- return -EINVAL;
- }
-
- size = resource_size(res);
-
- if (!devm_request_mem_region(sram->dev, res->start, size, pdev->name)) {
- dev_err(sram->dev, "could not request region for resource\n");
- return -EBUSY;
- }
-
if (of_property_read_bool(pdev->dev.of_node, "no-memory-wc"))
- sram->virt_base = devm_ioremap(sram->dev, res->start, size);
+ sram->virt_base = devm_platform_ioremap_resource(pdev, 0);
else
- sram->virt_base = devm_ioremap_wc(sram->dev, res->start, size);
- if (!sram->virt_base)
- return -ENOMEM;
+ sram->virt_base = devm_platform_ioremap_resource_wc(pdev, 0);
+ if (IS_ERR(sram->virt_base)) {
+ dev_err(&pdev->dev, "could not map SRAM registers\n");
+ return PTR_ERR(sram->virt_base);
+ }
sram->pool = devm_gen_pool_create(sram->dev, ilog2(SRAM_GRANULARITY),
NUMA_NO_NODE, NULL);
@@ -382,7 +369,8 @@ static int sram_probe(struct platform_device *pdev)
else
clk_prepare_enable(sram->clk);
- ret = sram_reserve_regions(sram, res);
+ ret = sram_reserve_regions(sram,
+ platform_get_resource(pdev, IORESOURCE_MEM, 0));
if (ret)
goto err_disable_clk;