diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-07-03 21:31:17 +0200 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-07-12 10:08:09 +0000 |
| commit | 1be9f5841dabd42a740fe23a77ea128fa8d0835d (patch) | |
| tree | fc6fc827590eb83ca9ceea1091b65c123a37f045 /src/mainboard/google | |
| parent | 6c8e4dd87b334140b0b30420389931caec3c1c22 (diff) | |
haswell: Introduce ENABLE_DDR_2X_REFRESH Kconfig option
This Kconfig symbol allows doubling the memory's refresh rate, assuming
that the MRC actually cares about it. It is disabled by default except
on the mainboards which explicitly enabled this setting in `pei_data`.
Change-Id: I6318dad0350d1c506c67f9d117d0ae8dad871281
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43122
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tristan Corrick <tristan@corrick.kiwi>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/beltino/Kconfig | 3 | ||||
| -rw-r--r-- | src/mainboard/google/beltino/romstage.c | 2 | ||||
| -rw-r--r-- | src/mainboard/google/slippy/Kconfig | 3 | ||||
| -rw-r--r-- | src/mainboard/google/slippy/variants/falco/romstage.c | 2 |
4 files changed, 6 insertions, 4 deletions
diff --git a/src/mainboard/google/beltino/Kconfig b/src/mainboard/google/beltino/Kconfig index 4aff149e0d..0c9311f70c 100644 --- a/src/mainboard/google/beltino/Kconfig +++ b/src/mainboard/google/beltino/Kconfig @@ -57,4 +57,7 @@ config MAINBOARD_SMBIOS_MANUFACTURER string default "GOOGLE" +config ENABLE_DDR_2X_REFRESH + default y + endif # BOARD_GOOGLE_BASEBOARD_BELTINO diff --git a/src/mainboard/google/beltino/romstage.c b/src/mainboard/google/beltino/romstage.c index 54295a4597..8b3ace2eea 100644 --- a/src/mainboard/google/beltino/romstage.c +++ b/src/mainboard/google/beltino/romstage.c @@ -45,8 +45,6 @@ void mainboard_fill_pei_data(struct pei_data *pei_data) pei_data->spd_addresses[0] = 0xa0; pei_data->spd_addresses[2] = 0xa4; pei_data->ec_present = 0; - /* Enable 2x refresh mode */ - pei_data->ddr_refresh_2x = 1; pei_data->dq_pins_interleaved = 1; pei_data->usb_xhci_on_resume = 1; diff --git a/src/mainboard/google/slippy/Kconfig b/src/mainboard/google/slippy/Kconfig index 566d9b6972..37c11e047f 100644 --- a/src/mainboard/google/slippy/Kconfig +++ b/src/mainboard/google/slippy/Kconfig @@ -65,4 +65,7 @@ config MAINBOARD_SMBIOS_MANUFACTURER string default "GOOGLE" +config ENABLE_DDR_2X_REFRESH + default y if BOARD_GOOGLE_FALCO + endif # BOARD_GOOGLE_BASEBOARD_SLIPPY diff --git a/src/mainboard/google/slippy/variants/falco/romstage.c b/src/mainboard/google/slippy/variants/falco/romstage.c index 11515cf671..e4af352e61 100644 --- a/src/mainboard/google/slippy/variants/falco/romstage.c +++ b/src/mainboard/google/slippy/variants/falco/romstage.c @@ -52,8 +52,6 @@ void copy_spd(struct pei_data *peid) void variant_romstage_entry(struct pei_data *pei_data) { - pei_data->ddr_refresh_2x = 1; /* Enable 2x refresh mode */ - struct usb2_port_setting usb2_ports[MAX_USB2_PORTS] = { /* Length, Enable, OCn#, Location */ { 0x0064, 1, 0, /* P0: Port A, CN8 */ |