spi: Drop duplicate of_node assignment

The SPI core provides the default of_node for the controller,
inherited from the actual (parent) device. No need to repeat it
in the driver.

Acked-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: William Zhang <william.zhang@broadcom.com>
Acked-by: Chen-Yu Tsai <wens@kernel.org> # sun4i, sun6i
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> # renesas
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260112203534.4186261-3-andriy.shevchenko@linux.intel.com
Tested-by: Prajna Rajendra Kumar <prajna.rajendrakumar@microchip.com>
Reviewed-by: Linus Walleij <linusw@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: andy-shev

drivers/spi/atmel-quadspi.c

@@ -1382,7 +1382,6 @@ static int atmel_qspi_probe(struct platform_device *pdev)
 	ctrl->bus_num = -1;
 	ctrl->mem_ops = &atmel_qspi_mem_ops;
 	ctrl->num_chipselect = 1;
-	ctrl->dev.of_node = pdev->dev.of_node;
 	platform_set_drvdata(pdev, ctrl);
 
 	/* Map the registers */

drivers/spi/spi-altera-platform.c

@@ -67,8 +67,6 @@ static int altera_spi_probe(struct platform_device *pdev)
 		host->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 16);
 	}
 
-	host->dev.of_node = pdev->dev.of_node;
-
 	hw = spi_controller_get_devdata(host);
 	hw->dev = &pdev->dev;
 

drivers/spi/spi-amlogic-spifc-a1.c

@@ -358,7 +358,6 @@ static int amlogic_spifc_a1_probe(struct platform_device *pdev)
 		return ret;
 
 	ctrl->num_chipselect = 1;
-	ctrl->dev.of_node = pdev->dev.of_node;
 	ctrl->bits_per_word_mask = SPI_BPW_MASK(8);
 	ctrl->auto_runtime_pm = true;
 	ctrl->mem_ops = &amlogic_spifc_a1_mem_ops;

drivers/spi/spi-amlogic-spisg.c

@@ -781,7 +781,6 @@ static int aml_spisg_probe(struct platform_device *pdev)
 	pm_runtime_resume_and_get(&spisg->pdev->dev);
 
 	ctlr->num_chipselect = 4;
-	ctlr->dev.of_node = pdev->dev.of_node;
 	ctlr->mode_bits = SPI_CPHA | SPI_CPOL | SPI_LSB_FIRST |
 			  SPI_3WIRE | SPI_TX_QUAD | SPI_RX_QUAD;
 	ctlr->max_speed_hz = 1000 * 1000 * 100;

drivers/spi/spi-apple.c

@@ -485,7 +485,6 @@ static int apple_spi_probe(struct platform_device *pdev)
 	if (ret)
 		return dev_err_probe(&pdev->dev, ret, "Unable to bind to interrupt\n");
 
-	ctlr->dev.of_node = pdev->dev.of_node;
 	ctlr->bus_num = pdev->id;
 	ctlr->num_chipselect = 1;
 	ctlr->mode_bits = SPI_CPHA | SPI_CPOL | SPI_LSB_FIRST;

drivers/spi/spi-ar934x.c

@@ -195,7 +195,6 @@ static int ar934x_spi_probe(struct platform_device *pdev)
 	ctlr->transfer_one_message = ar934x_spi_transfer_one_message;
 	ctlr->bits_per_word_mask = SPI_BPW_MASK(32) | SPI_BPW_MASK(24) |
 				   SPI_BPW_MASK(16) | SPI_BPW_MASK(8);
-	ctlr->dev.of_node = pdev->dev.of_node;
 	ctlr->num_chipselect = 3;
 
 	dev_set_drvdata(&pdev->dev, ctlr);

drivers/spi/spi-armada-3700.c

@@ -813,7 +813,6 @@ MODULE_DEVICE_TABLE(of, a3700_spi_dt_ids);
 static int a3700_spi_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
-	struct device_node *of_node = dev->of_node;
 	struct spi_controller *host;
 	struct a3700_spi *spi;
 	u32 num_cs = 0;
@@ -826,14 +825,13 @@ static int a3700_spi_probe(struct platform_device *pdev)
 		goto out;
 	}
 
-	if (of_property_read_u32(of_node, "num-cs", &num_cs)) {
+	if (of_property_read_u32(dev->of_node, "num-cs", &num_cs)) {
 		dev_err(dev, "could not find num-cs\n");
 		ret = -ENXIO;
 		goto error;
 	}
 
 	host->bus_num = pdev->id;
-	host->dev.of_node = of_node;
 	host->mode_bits = SPI_MODE_3;
 	host->num_chipselect = num_cs;
 	host->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(32);

drivers/spi/spi-aspeed-smc.c

@@ -898,7 +898,6 @@ static int aspeed_spi_probe(struct platform_device *pdev)
 	ctlr->setup = aspeed_spi_setup;
 	ctlr->cleanup = aspeed_spi_cleanup;
 	ctlr->num_chipselect = of_get_available_child_count(dev->of_node);
-	ctlr->dev.of_node = dev->of_node;
 
 	aspi->num_cs = ctlr->num_chipselect;
 

drivers/spi/spi-atcspi200.c

@@ -552,7 +552,6 @@ static void atcspi_init_controller(struct platform_device *pdev,
 	/* Initialize controller properties */
 	host->bus_num = pdev->id;
 	host->mode_bits = SPI_CPOL | SPI_CPHA | SPI_RX_QUAD | SPI_TX_QUAD;
-	host->dev.of_node = pdev->dev.of_node;
 	host->num_chipselect = ATCSPI_MAX_CS_NUM;
 	host->mem_ops = &atcspi_mem_ops;
 	host->max_speed_hz = spi->sclk_rate;

drivers/spi/spi-ath79.c

@@ -180,7 +180,6 @@ static int ath79_spi_probe(struct platform_device *pdev)
 	}
 
 	sp = spi_controller_get_devdata(host);
-	host->dev.of_node = pdev->dev.of_node;
 	platform_set_drvdata(pdev, sp);
 
 	host->use_gpio_descriptors = true;