[PATCH] add zynq-7000 i2c support

Michael Graichen michael.graichen at hotmail.com
Mon May 19 00:13:11 PDT 2025


This adds support to use the i2c bus on zynq-7000

Signed-off-by: Michael Graichen <michael.graichen at hotmail.com>
---
 drivers/i2c/busses/Kconfig       | 4 ++--
 drivers/i2c/busses/i2c-cadence.c | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index b7ad9e6ecf..16f039dfea 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -84,10 +84,10 @@ config I2C_RK3X
 config I2C_CADENCE
 	bool "Cadence I2C adapter"
 	depends on HAVE_CLK
-	depends on ARCH_ZYNQMP || COMPILE_TEST
+	depends on ARCH_ZYNQ || ARCH_ZYNQMP || COMPILE_TEST
 	help
 	  Say Y here to include support for the Cadence I2C host controller found
-	  in Zynq UltraScale+ MPSoCs.
+	  in Zynq-7000 or Zynq UltraScale+ MPSoCs.
 
 config I2C_EFI
 	bool "EFI I2C Master driver"
diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c
index 8551cd05da..e8ad26c91e 100644
--- a/drivers/i2c/busses/i2c-cadence.c
+++ b/drivers/i2c/busses/i2c-cadence.c
@@ -441,6 +441,7 @@ static int cdns_i2c_probe(struct device *dev)
 }
 
 static const struct of_device_id cdns_i2c_match[] = {
+	{ .compatible = "cdns,i2c-r1p10" },
 	{ .compatible = "cdns,i2c-r1p14" },
 	{},
 };
-- 
2.43.0


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