diff options
Diffstat (limited to 'drivers/net/mscc_eswitch/felix_switch.c')
| -rw-r--r-- | drivers/net/mscc_eswitch/felix_switch.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/mscc_eswitch/felix_switch.c b/drivers/net/mscc_eswitch/felix_switch.c index 2df8dde55f..60b2e8f32d 100644 --- a/drivers/net/mscc_eswitch/felix_switch.c +++ b/drivers/net/mscc_eswitch/felix_switch.c @@ -40,7 +40,9 @@ #define FELIX_IS2 0x060000 #define FELIX_GMII(port) (0x100000 + (port) * 0x10000) #define FELIX_QSYS 0x200000 - +#define FELIX_DEVCPU_GCB 0x070000 +#define FELIX_DEVCPU_GCB_SOFT_RST (FELIX_DEVCPU_GCB + 0x00000004) +#define SOFT_SWC_RST BIT(0) #define FELIX_SYS_SYSTEM (FELIX_SYS + 0x00000E00) #define FELIX_SYS_SYSTEM_EN BIT(0) #define FELIX_SYS_RAM_CTRL (FELIX_SYS + 0x00000F24) @@ -237,6 +239,15 @@ static void felix_init(struct udevice *dev) void *base = priv->regs_base; int timeout = 100; + /* Switch core reset */ + out_le32(base + FELIX_DEVCPU_GCB_SOFT_RST, SOFT_SWC_RST); + while (in_le32(base + FELIX_DEVCPU_GCB_SOFT_RST) & SOFT_SWC_RST && + --timeout) + udelay(10); + if (in_le32(base + FELIX_DEVCPU_GCB_SOFT_RST) & SOFT_SWC_RST) + dev_err(dev, "Timeout waiting for switch core reset\n"); + timeout = 100; + /* Init core memories */ out_le32(base + FELIX_SYS_RAM_CTRL, FELIX_SYS_RAM_CTRL_INIT); while (in_le32(base + FELIX_SYS_RAM_CTRL) & FELIX_SYS_RAM_CTRL_INIT && |