[PATCH next v10 1/2] i2c: hisi: Add initial device tree support

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The HiSilicon I2C controller can be used on embedded platform, which
boot from devicetree.

Signed-off-by: Weilong Chen <chenweilong@xxxxxxxxxx>
Acked-by: Yicong Yang <yangyicong@xxxxxxxxxxxxx>
---
Change since v9:
- Drop wrong use ACPI_PTR/of_match_ptr
Link: https://lore.kernel.org/lkml/dfc1c006-61c0-8f28-6164-060347c69d04@xxxxxxxxxx/T/

 drivers/i2c/busses/Kconfig    | 2 +-
 drivers/i2c/busses/i2c-hisi.c | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index e50f9603d189..a7bfddf08fa7 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -673,7 +673,7 @@ config I2C_HIGHLANDER
 
 config I2C_HISI
 	tristate "HiSilicon I2C controller"
-	depends on (ARM64 && ACPI) || COMPILE_TEST
+	depends on ARM64 || COMPILE_TEST
 	help
 	  Say Y here if you want to have Hisilicon I2C controller support
 	  available on the Kunpeng Server.
diff --git a/drivers/i2c/busses/i2c-hisi.c b/drivers/i2c/busses/i2c-hisi.c
index 76c3d8f6fc3c..bcc97e4fcb65 100644
--- a/drivers/i2c/busses/i2c-hisi.c
+++ b/drivers/i2c/busses/i2c-hisi.c
@@ -489,11 +489,18 @@ static const struct acpi_device_id hisi_i2c_acpi_ids[] = {
 };
 MODULE_DEVICE_TABLE(acpi, hisi_i2c_acpi_ids);
 
+static const struct of_device_id hisi_i2c_dts_ids[] = {
+	{ .compatible = "hisilicon,ascend910-i2c", },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, hisi_i2c_dts_ids);
+
 static struct platform_driver hisi_i2c_driver = {
 	.probe		= hisi_i2c_probe,
 	.driver		= {
 		.name	= "hisi-i2c",
 		.acpi_match_table = hisi_i2c_acpi_ids,
+		.of_match_table = hisi_i2c_dts_ids,
 	},
 };
 module_platform_driver(hisi_i2c_driver);
-- 
2.31.GIT




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