Re: [PATCH 3/3] SPI: Ingenic: Add SFC support for Ingenic SoCs.

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Le 22/07/2022 à 18:48, 周琰杰 (Zhou Yanjie) a écrit :
Add SFC support for the X1000 SoC, the X1600 SoC, and the X2000 SoC
from Ingenic.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
---
  drivers/spi/Kconfig           |   9 +
  drivers/spi/Makefile          |   1 +
  drivers/spi/spi-ingenic-sfc.c | 662 ++++++++++++++++++++++++++++++++++++++++++
  3 files changed, 672 insertions(+)
  create mode 100644 drivers/spi/spi-ingenic-sfc.c


[...]

+static int ingenic_sfc_probe(struct platform_device *pdev)
+{
+	struct ingenic_sfc *sfc;
+	struct spi_controller *ctlr;
+	int ret;
+
+	ctlr = spi_alloc_master(&pdev->dev, sizeof(*sfc));
+	if (!ctlr)
+		return -ENOMEM;

devm_spi_alloc_master()? (+ error handling simplification)
Or there should be a .remove() function.

CJ

+
+	sfc = spi_controller_get_devdata(ctlr);
+
+	sfc->soc_info = of_device_get_match_data(&pdev->dev);
+	if (!sfc->soc_info) {
+		dev_err(&pdev->dev, "No of match data provided\n");
+		ret = -ENODEV;
+		goto err_put_master;
+	}
+

[...]



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