Commit 52b7116e authored by Eddie James's avatar Eddie James Committed by Benjamin Herrenschmidt

fsi: scom: Remove PIB reset during probe

The PIB reset causes problems for the running P9 chip. The reset
shouldn't be performed by this driver.
Signed-off-by: default avatarEddie James <eajames@linux.vnet.ibm.com>
Reviewed-by: default avatarChristopher Bostic <cbostic@linux.vnet.ibm.com>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tested-by: default avatarJoel Stanley <joel@jms.id.au>
parent 26d79b27
......@@ -26,15 +26,11 @@
#define FSI_ENGID_SCOM 0x5
#define SCOM_FSI2PIB_DELAY 50
/* SCOM engine register set */
#define SCOM_DATA0_REG 0x00
#define SCOM_DATA1_REG 0x04
#define SCOM_CMD_REG 0x08
#define SCOM_RESET_REG 0x1C
#define SCOM_RESET_CMD 0x80000000
#define SCOM_WRITE_CMD 0x80000000
struct scom_device {
......@@ -180,7 +176,6 @@ static const struct file_operations scom_fops = {
static int scom_probe(struct device *dev)
{
uint32_t data;
struct fsi_device *fsi_dev = to_fsi_dev(dev);
struct scom_device *scom;
......@@ -197,9 +192,6 @@ static int scom_probe(struct device *dev)
scom->mdev.parent = dev;
list_add(&scom->link, &scom_devices);
data = cpu_to_be32(SCOM_RESET_CMD);
fsi_device_write(fsi_dev, SCOM_RESET_REG, &data, sizeof(uint32_t));
return misc_register(&scom->mdev);
}
......
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