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Diffstat (limited to 'src/soc/intel/cannonlake/finalize.c')
-rw-r--r--src/soc/intel/cannonlake/finalize.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/src/soc/intel/cannonlake/finalize.c b/src/soc/intel/cannonlake/finalize.c
index df4def21e9..5216460e60 100644
--- a/src/soc/intel/cannonlake/finalize.c
+++ b/src/soc/intel/cannonlake/finalize.c
@@ -33,49 +33,12 @@
#include <soc/systemagent.h>
#include <stdlib.h>
-#define PSF_BASE_ADDRESS 0x300
-#define PCR_PSFX_T0_SHDW_PCIEN 0x1C
-#define PCR_PSFX_T0_SHDW_PCIEN_FUNDIS (1 << 8)
-
#define CAMERA1_CLK 0x8000 /* Camera 1 Clock */
#define CAMERA2_CLK 0x8080 /* Camera 2 Clock */
#define CAM_CLK_EN (1 << 1)
#define MIPI_CLK (1 << 0)
#define HDPLL_CLK (0 << 0)
-static void pch_configure_endpoints(device_t dev, int epmask_id, uint32_t mask)
-{
- uint32_t reg32;
-
- reg32 = pci_read_config32(dev, PCH_P2SB_EPMASK(epmask_id));
- pci_write_config32(dev, PCH_P2SB_EPMASK(epmask_id), reg32 | mask);
-}
-
-static void disable_sideband_access(void)
-{
- device_t dev;
- u8 reg8;
- uint32_t mask;
-
- dev = PCH_DEV_P2SB;
-
- /* Remove the host accessing right to PSF register range. */
- /* Set p2sb PCI offset EPMASK5 [29, 28, 27, 26] to [1, 1, 1, 1] */
- mask = (1 << 29) | (1 << 28) | (1 << 27) | (1 << 26);
- pch_configure_endpoints(dev, 5, mask);
-
- /* Set the "Endpoint Mask Lock!", P2SB PCI offset E2h bit[1] to 1. */
- reg8 = pci_read_config8(dev, PCH_P2SB_E0 + 2);
- pci_write_config8(dev, PCH_P2SB_E0 + 2, reg8 | (1 << 1));
-}
-
-static void pch_disable_heci(void)
-{
- pcr_or32(PID_PSF1, PSF_BASE_ADDRESS + PCR_PSFX_T0_SHDW_PCIEN,
- PCR_PSFX_T0_SHDW_PCIEN_FUNDIS);
- disable_sideband_access();
-}
-
static void pch_enable_isclk(void)
{
pcr_or32(PID_ISCLK, CAMERA1_CLK, CAM_CLK_EN | MIPI_CLK);
@@ -84,25 +47,8 @@ static void pch_enable_isclk(void)
static void pch_handle_sideband(config_t *config)
{
- device_t dev = PCH_DEV_P2SB;
-
- if (!dev)
- return;
-
- if (config->HeciEnabled && !config->pch_isclk)
- return;
-
- /* unhide p2sb device */
- pci_write_config8(dev, PCH_P2SB_E0 + 1, 0);
-
- if (config->HeciEnabled == 0)
- pch_disable_heci();
-
if (config->pch_isclk)
pch_enable_isclk();
-
- /* hide p2sb device */
- pci_write_config8(dev, PCH_P2SB_E0 + 1, 1);
}
static void pch_finalize(void)