[v1,-,resent,4/5] i2c: busses: Allow configurable adapter id for mlxcpld

Message ID 1522159286-41779-5-git-send-email-michaelsh@mellanox.com
State Accepted
Headers show
Series
  • Add capabilities to i2c-mlxcpld
Related show

Commit Message

Michael Shych March 27, 2018, 2:01 p.m.
From: Michael Shych <michaelsh@mellanox.com>

It allows mlxcpld driver to be connected to pre-defined adapter number
equal or greater than one, in order to avoid current limitation, assuming
usage of id number one only.

Signed-off-by: Michael Shych <michaelsh@mellanox.com>
---
 drivers/i2c/busses/i2c-mlxcpld.c | 2 ++
 1 file changed, 2 insertions(+)

Patch

diff --git a/drivers/i2c/busses/i2c-mlxcpld.c b/drivers/i2c/busses/i2c-mlxcpld.c
index 7341cee9..745ed43 100644
--- a/drivers/i2c/busses/i2c-mlxcpld.c
+++ b/drivers/i2c/busses/i2c-mlxcpld.c
@@ -514,6 +514,8 @@  static int mlxcpld_i2c_probe(struct platform_device *pdev)
 	/* Check support for smbus block transaction */
 	if (val & MLXCPLD_I2C_SMBUS_BLK_BIT)
 		priv->smbus_block = true;
+	if (pdev->id >= -1)
+		mlxcpld_i2c_adapter.nr = pdev->id;
 	priv->adap = mlxcpld_i2c_adapter;
 	priv->adap.dev.parent = &pdev->dev;
 	priv->base_addr = MLXPLAT_CPLD_LPC_I2C_BASE_ADDR;