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i2c: ocores: add support for i2c device on Sifive FU540-c000 SoC

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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>
This commit is contained in:
Sagar Shrikant Kadam 2019-06-01 11:41:14 +05:30 committed by Wolfram Sang
parent 7ea651ec39
commit d9ce957d41
1 changed files with 9 additions and 0 deletions
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9
drivers/i2c/busses/i2c-ocores.c
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@ -82,6 +82,7 @@ struct ocores_i2c {
#define TYPE_OCORES 0 #define TYPE_OCORES 0
#define TYPE_GRLIB 1 #define TYPE_GRLIB 1
#define TYPE_SIFIVE_REV0 2
static void oc_setreg_8(struct ocores_i2c *i2c, int reg, u8 value) 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", .compatible = "aeroflexgaisler,i2cmst",
.data = (void *)TYPE_GRLIB, .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); MODULE_DEVICE_TABLE(of, ocores_i2c_match);