build/patch/kernel/archive/sunxi-6.5/patches.armbian/drv-spi-spidev-Add-armbian-spi-dev-compatible.patch

38 lines
1.3 KiB
Diff

From 539ff3682d8c15aa3d9687dbdfcbab7b1343e6bf Mon Sep 17 00:00:00 2001
From: The-going <48602507+The-going@users.noreply.github.com>
Date: Wed, 2 Feb 2022 11:56:51 +0300
Subject: [PATCH] drv:spi:spidev Add armbian spi-dev compatible
---
drivers/spi/spidev.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 5a038c667..ab68dc7f4 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -703,6 +703,7 @@ static const struct file_operations spidev_fops = {
static struct class *spidev_class;
static const struct spi_device_id spidev_spi_ids[] = {
+ { .name = "spi-dev" },
{ .name = "dh2228fv" },
{ .name = "ltc2488" },
{ .name = "sx1301" },
@@ -727,10 +728,12 @@ static int spidev_of_check(struct device *dev)
return 0;
dev_err(dev, "spidev listed directly in DT is not supported\n");
+ dev_info(dev, "Use a compatible alias string like spi-dev in DT\n");
return -EINVAL;
}
static const struct of_device_id spidev_dt_ids[] = {
+ { .compatible = "armbian,spi-dev", .data = &spidev_of_check },
{ .compatible = "cisco,spi-petra", .data = &spidev_of_check },
{ .compatible = "dh,dhcom-board", .data = &spidev_of_check },
{ .compatible = "lineartechnology,ltc2488", .data = &spidev_of_check },
--
2.34.1