Unverified Commit 9a436c62 authored by Christopher Hill's avatar Christopher Hill Committed by Mark Brown
Browse files

spi: rb4xx: update driver to be device tree aware 



This patch updates the spi driver spi-rb4xx.c to be device tree aware

Signed-off-by: default avatarChristopher Hill <ch6574@gmail.com>
Link: https://lore.kernel.org/r/20200521183631.37806-2-ch6574@gmail.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 678e5e1e

drivers/spi/spi-rb4xx.c

+9 −0
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
#include <linux/platform_device.h>

#include <linux/clk.h>

#include <linux/spi/spi.h>

#include <linux/of.h>



#include <asm/mach-ath79/ar71xx_regs.h>
@@ -150,6 +151,7 @@ static int rb4xx_spi_probe(struct platform_device *pdev) 
	if (IS_ERR(ahb_clk))

		return PTR_ERR(ahb_clk);



	master->dev.of_node = pdev->dev.of_node;

	master->bus_num = 0;

	master->num_chipselect = 3;

	master->mode_bits = SPI_TX_DUAL;
@@ -188,11 +190,18 @@ static int rb4xx_spi_remove(struct platform_device *pdev) 
	return 0;

}



static const struct of_device_id rb4xx_spi_dt_match[] = {

	{ .compatible = "mikrotik,rb4xx-spi" },

	{ },

};

MODULE_DEVICE_TABLE(of, rb4xx_spi_dt_match);



static struct platform_driver rb4xx_spi_drv = {

	.probe = rb4xx_spi_probe,

	.remove = rb4xx_spi_remove,

	.driver = {

		.name = "rb4xx-spi",

		.of_match_table = of_match_ptr(rb4xx_spi_dt_match),

	},

};