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[v3,2/3] i2c-ocore: sifive: add support for i2c device on FU540-c000 SoC.

Message ID 1557983320-14461-3-git-send-email-sagar.kadam@sifive.com (mailing list archive)
State New, archived
Headers show
Series Extend dt bindings to support I2C on sifive devices and a fix broken IRQ in polling mode. | expand

Commit Message

Sagar Shrikant Kadam May 16, 2019, 5:08 a.m. UTC 
Update device id table for Opencore's I2C master based re-implementation
used in FU540-c000 chipset on HiFive Unleashed platform.

Device ID's include Sifive, soc-specific device for chip specific tweaks
and sifive IP block specific device for generic programming model.

Signed-off-by: Sagar Shrikant Kadam <sagar.kadam@sifive.com>
---
 drivers/i2c/busses/i2c-ocores.c | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index 4e1a077..aee1d86 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -85,6 +85,7 @@  struct ocores_i2c {
 
 #define TYPE_OCORES		0
 #define TYPE_GRLIB		1
+#define TYPE_SIFIVE_REV0	2
 
 static void oc_setreg_8(struct ocores_i2c *i2c, int reg, u8 value)
 {
@@ -468,6 +469,14 @@  static u32 ocores_func(struct i2c_adapter *adap)
 		.compatible = "aeroflexgaisler,i2cmst",
 		.data = (void *)TYPE_GRLIB,
 	},
+	{
+		.compatible = "sifive,fu540-c000-i2c",
+		.data = (void *)TYPE_SIFIVE_REV0,
+	},
+	{
+		.compatible = "sifive,i2c0",
+		.data = (void *)TYPE_SIFIVE_REV0,
+	},
 	{},
 };
 MODULE_DEVICE_TABLE(of, ocores_i2c_match);