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i2c: ocores: add support for i2c device on Sifive FU540-c000 SoC
author
Sagar Shrikant Kadam
<sagar.kadam@sifive.com>
Sat, 1 Jun 2019 06:11:14 +0000
(11:41 +0530)
committer
Wolfram Sang
<wsa@the-dreams.de>
Fri, 14 Jun 2019 21:24:33 +0000
(23:24 +0200)
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>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
drivers/i2c/busses/i2c-ocores.c
patch
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diff --git
a/drivers/i2c/busses/i2c-ocores.c
b/drivers/i2c/busses/i2c-ocores.c
index
c3dabee
..
b334fa2
100644
(file)
--- a/
drivers/i2c/busses/i2c-ocores.c
+++ b/
drivers/i2c/busses/i2c-ocores.c
@@
-82,6
+82,7
@@
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)
{
@@
-462,6
+463,14
@@
static const struct of_device_id ocores_i2c_match[] = {
.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);