Openwrt/target/linux/generic/backport-4.19/826-v5.8-spi-rb4xx-update-driver-to-be-device-tree-aware.patch
Hauke Mehrtens 6062d85892 kernel: Update kernel 4.19 to version 4.19.131
Fixes:
- CVE-2020-10757

The "mtd: rawnand: Pass a nand_chip object to nand_release()" commit was
backported which needed some adaptations to other code.

Run tested: ath79
Build tested: ath79

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2020-07-04 21:12:42 +02:00

61 lines
1.7 KiB
Diff

From: Christopher Hill <ch6574@gmail.com>
To: Mark Brown <broonie@kernel.org>
Cc: Christopher Hill <ch6574@gmail.com>, linux-spi@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 2/3] spi: rb4xx: update driver to be device tree aware
Date: Thu, 21 May 2020 14:36:30 -0400
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This patch updates the spi driver spi-rb4xx.c to be device tree aware
Signed-off-by: Christopher Hill <ch6574@gmail.com>
---
drivers/spi/spi-rb4xx.c | 9 +++++++++
1 file changed, 9 insertions(+)
--- a/drivers/spi/spi-rb4xx.c
+++ b/drivers/spi/spi-rb4xx.c
@@ -18,6 +18,7 @@
#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>
@@ -156,6 +157,7 @@ static int rb4xx_spi_probe(struct platfo
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;
@@ -194,11 +196,18 @@ static int rb4xx_spi_remove(struct platf
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),
},
};