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drivers/flash: stm32 qspi: Use new DT_DMA helper macro

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New DT_DMA helper macros to directly access dma device.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2021-03-01 13:50:19 +01:00 • committed by Anas Nashif
commit d19741f1ec
1 changed files with 4 additions and 10 deletions
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14
drivers/flash/flash_stm32_qspi.c
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@ -52,7 +52,6 @@ typedef void (*irq_config_func_t)(const struct device *dev);
struct stream {
const char *name;
DMA_TypeDef *reg;
const struct device *dev;
uint32_t channel;
@ -695,14 +694,9 @@ static int flash_stm32_qspi_init(const struct device *dev)
struct dma_config dma_cfg = dev_data->dma.cfg;
static DMA_HandleTypeDef hdma;
if (dev_data->dma.name != NULL) {
dev_data->dma.dev = device_get_binding(dev_data->dma.name);
if (!dev_data->dma.dev) {
LOG_ERR("%s device not found", dev_data->dma.name);
return -ENODEV;
}
} else {
return -EINVAL;
if (!device_is_ready(dev_data->dma.dev)) {
LOG_ERR("%s device not ready", dev_data->dma.dev->name);
return -ENODEV;
}
/* Proceed to the minimum Zephyr DMA driver init */
@ -861,7 +855,7 @@ static int flash_stm32_qspi_init(const struct device *dev)
DT_DMAS_CELL_BY_NAME(node, dir, channel_config)
#define QSPI_DMA_CHANNEL_INIT(node, dir) \
.name = DT_DMAS_LABEL_BY_NAME(node, dir), \
.dev = DEVICE_DT_GET(DT_DMAS_CTLR(node)), \
.channel = DT_DMAS_CELL_BY_NAME(node, dir, channel), \
.reg = (DMA_TypeDef *)DT_REG_ADDR( \
DT_PHANDLE_BY_NAME(node, dmas, dir)),\