diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/broadwell/adsp.c | 26 | ||||
| -rw-r--r-- | src/soc/intel/broadwell/chip.h | 5 |
2 files changed, 18 insertions, 13 deletions
diff --git a/src/soc/intel/broadwell/adsp.c b/src/soc/intel/broadwell/adsp.c index 9ecbe95b41..bf77763954 100644 --- a/src/soc/intel/broadwell/adsp.c +++ b/src/soc/intel/broadwell/adsp.c @@ -69,21 +69,25 @@ static void adsp_init(struct device *dev) /* Set D3 Power Gating Enable in D19:F0:A0 based on PCH type */ tmp32 = pci_read_config32(dev, ADSP_PCI_VDRTCTL0); - if (config->adsp_d3_pg_disable) { - if (pch_is_wpt()) { - tmp32 |= ADSP_VDRTCTL0_D3PGD_WPT; - tmp32 |= ADSP_VDRTCTL0_D3SRAMPGD_WPT; + if (pch_is_wpt()) { + if (config->adsp_d3_pg_enable) { + tmp32 &= ~ADSP_VDRTCTL0_D3PGD_WPT; + if (config->adsp_sram_pg_enable) + tmp32 &= ~ADSP_VDRTCTL0_D3SRAMPGD_WPT; + else + tmp32 |= ADSP_VDRTCTL0_D3SRAMPGD_WPT; } else { - tmp32 |= ADSP_VDRTCTL0_D3PGD_LPT; - tmp32 |= ADSP_VDRTCTL0_D3SRAMPGD_LPT; + tmp32 |= ADSP_VDRTCTL0_D3PGD_WPT; } } else { - if (pch_is_wpt()) { - tmp32 &= ~ADSP_VDRTCTL0_D3PGD_WPT; - tmp32 &= ~ADSP_VDRTCTL0_D3SRAMPGD_WPT; - } else { + if (config->adsp_d3_pg_enable) { tmp32 &= ~ADSP_VDRTCTL0_D3PGD_LPT; - tmp32 &= ~ADSP_VDRTCTL0_D3SRAMPGD_LPT; + if (config->adsp_sram_pg_enable) + tmp32 &= ~ADSP_VDRTCTL0_D3SRAMPGD_LPT; + else + tmp32 |= ADSP_VDRTCTL0_D3SRAMPGD_LPT; + } else { + tmp32 |= ADSP_VDRTCTL0_D3PGD_LPT; } } pci_write_config32(dev, ADSP_PCI_VDRTCTL0, tmp32); diff --git a/src/soc/intel/broadwell/chip.h b/src/soc/intel/broadwell/chip.h index 005ab36551..703c865a8f 100644 --- a/src/soc/intel/broadwell/chip.h +++ b/src/soc/intel/broadwell/chip.h @@ -84,8 +84,9 @@ struct soc_intel_broadwell_config { uint8_t sio_i2c0_voltage; uint8_t sio_i2c1_voltage; - /* Disable ADSP power gating in D3 */ - uint8_t adsp_d3_pg_disable; + /* Enable ADSP power gating features */ + uint8_t adsp_d3_pg_enable; + uint8_t adsp_sram_pg_enable; /* * Clock Disable Map: |