/* Implement some hardware workarounds */
if (version >= IPA_VERSION_4_0 && version < IPA_VERSION_4_5) {
- /* Enable open global clocks (not needed for IPA v4.5) */
- val = GLOBAL_FMASK;
- val |= GLOBAL_2X_CLK_FMASK;
- iowrite32(val, ipa->reg_virt + IPA_REG_CLKON_CFG_OFFSET);
-
/* Disable PA mask to allow HOLB drop */
val = ioread32(ipa->reg_virt + IPA_REG_TX_CFG_OFFSET);
val &= ~PA_MASK_EN_FMASK;
iowrite32(val, ipa->reg_virt + IPA_REG_TX_CFG_OFFSET);
+
+ /* Enable open global clocks in the CLKON configuration */
+ val = GLOBAL_FMASK | GLOBAL_2X_CLK_FMASK;
+ } else if (version == IPA_VERSION_3_1) {
+ val = MISC_FMASK; /* Disable MISC clock gating */
+ } else {
+ val = 0; /* No CLKON configuration needed */
}
+ if (val)
+ iowrite32(val, ipa->reg_virt + IPA_REG_CLKON_CFG_OFFSET);
ipa_hardware_config_comp(ipa);