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authorNicholas Chin <nic.c3.14@gmail.com>2024-02-07 10:23:38 -0700
committerFelix Singer <service+coreboot-gerrit@felixsinger.de>2024-08-26 22:40:16 +0000
commit59906e82d0d5714e6497476ebd403642917ad538 (patch)
tree9e232fd3313e0b3feb6b885ca5513237d15ee765 /src/mainboard
parent398bc11097d033c3baa02cd30cc9f695321a0926 (diff)
mb/dell: Add Latitude E5520 (Sandy Bridge)
Mainboard is Krug 15". I do not physically have this system; someone with physical access to one sent me the output of autoport which I then modified to produce this port. I was also sent the VBT binary, which was obtained from `/sys/kernel/debug/dri/0/i915_vbt` while running version A14 of the vendor firmware. This was originally tested and found to be working as a standalone board port in Libreboot, but this variant based port in upstream coreboot has not been tested. This can be internally flashed by sending a command to the EC, which causes the EC to pull the FDO pin low and the firmware to skip setting up any chipset based write protections [1]. The EC is the SMSC MEC5055, which seems to be compatible with the existing MEC5035 code. [1] https://gitlab.com/nic3-14159/dell-flash-unlock Change-Id: Ic9bfc028d4b8ae01ccc019157bb53e7764671134 Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/82128 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/Kconfig10
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/Kconfig.name3
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/variants/e5520/data.vbtbin0 -> 6144 bytes
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/variants/e5520/early_init.c14
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/variants/e5520/gpio.c195
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/variants/e5520/hda_verb.c32
-rw-r--r--src/mainboard/dell/snb_ivb_latitude/variants/e5520/overridetree.cb39
7 files changed, 292 insertions, 1 deletions
diff --git a/src/mainboard/dell/snb_ivb_latitude/Kconfig b/src/mainboard/dell/snb_ivb_latitude/Kconfig
index d2786970ee..838fcc46ea 100644
--- a/src/mainboard/dell/snb_ivb_latitude/Kconfig
+++ b/src/mainboard/dell/snb_ivb_latitude/Kconfig
@@ -17,6 +17,11 @@ config BOARD_DELL_SNB_IVB_LATITUDE_COMMON
select SYSTEM_TYPE_LAPTOP
select USE_NATIVE_RAMINIT
+config BOARD_DELL_LATITUDE_E5520
+ select BOARD_DELL_SNB_IVB_LATITUDE_COMMON
+ select BOARD_ROMSIZE_KB_6144
+ select SOUTHBRIDGE_INTEL_BD82X6X
+
config BOARD_DELL_LATITUDE_E6420
select BOARD_DELL_SNB_IVB_LATITUDE_COMMON
select BOARD_ROMSIZE_KB_10240
@@ -49,6 +54,7 @@ config MAINBOARD_DIR
default "dell/snb_ivb_latitude"
config MAINBOARD_PART_NUMBER
+ default "Latitude E5520" if BOARD_DELL_LATITUDE_E5520
default "Latitude E6420" if BOARD_DELL_LATITUDE_E6420
default "Latitude E5530" if BOARD_DELL_LATITUDE_E5530
default "Latitude E6430" if BOARD_DELL_LATITUDE_E6430
@@ -61,6 +67,7 @@ config USBDEBUG_HCD_INDEX
default 2
config VARIANT_DIR
+ default "e5520" if BOARD_DELL_LATITUDE_E5520
default "e6420" if BOARD_DELL_LATITUDE_E6420
default "e5530" if BOARD_DELL_LATITUDE_E5530
default "e6430" if BOARD_DELL_LATITUDE_E6430
@@ -68,7 +75,8 @@ config VARIANT_DIR
config VGA_BIOS_ID
default "8086,0166" if BOARD_DELL_LATITUDE_E5530
- default "8086,0126" if BOARD_DELL_LATITUDE_E6420
+ default "8086,0126" if BOARD_DELL_LATITUDE_E6420 \
+ || BOARD_DELL_LATITUDE_E5520
default "8086,0166" if BOARD_DELL_LATITUDE_E6430 \
|| BOARD_DELL_LATITUDE_E6530
diff --git a/src/mainboard/dell/snb_ivb_latitude/Kconfig.name b/src/mainboard/dell/snb_ivb_latitude/Kconfig.name
index 257d428a70..22a3e5ba05 100644
--- a/src/mainboard/dell/snb_ivb_latitude/Kconfig.name
+++ b/src/mainboard/dell/snb_ivb_latitude/Kconfig.name
@@ -1,5 +1,8 @@
## SPDX-License-Identifier: GPL-2.0-only
+config BOARD_DELL_LATITUDE_E5520
+ bool "Latitude E5520"
+
config BOARD_DELL_LATITUDE_E6420
bool "Latitude E6420"
diff --git a/src/mainboard/dell/snb_ivb_latitude/variants/e5520/data.vbt b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/data.vbt
new file mode 100644
index 0000000000..b511e75262
--- /dev/null
+++ b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/data.vbt
Binary files differ
diff --git a/src/mainboard/dell/snb_ivb_latitude/variants/e5520/early_init.c b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/early_init.c
new file mode 100644
index 0000000000..ff83db095b
--- /dev/null
+++ b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/early_init.c
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bootblock_common.h>
+#include <device/pci_ops.h>
+#include <ec/dell/mec5035/mec5035.h>
+#include <southbridge/intel/bd82x6x/pch.h>
+
+void bootblock_mainboard_early_init(void)
+{
+ pci_write_config16(PCH_LPC_DEV, LPC_EN, CNF1_LPC_EN | MC_LPC_EN
+ | KBC_LPC_EN | FDD_LPC_EN | LPT_LPC_EN
+ | COMB_LPC_EN | COMA_LPC_EN);
+ mec5035_early_init();
+}
diff --git a/src/mainboard/dell/snb_ivb_latitude/variants/e5520/gpio.c b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/gpio.c
new file mode 100644
index 0000000000..f76b93d9f0
--- /dev/null
+++ b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/gpio.c
@@ -0,0 +1,195 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <southbridge/intel/common/gpio.h>
+
+static const struct pch_gpio_set1 pch_gpio_set1_mode = {
+ .gpio0 = GPIO_MODE_GPIO,
+ .gpio1 = GPIO_MODE_NATIVE,
+ .gpio2 = GPIO_MODE_GPIO,
+ .gpio3 = GPIO_MODE_GPIO,
+ .gpio4 = GPIO_MODE_GPIO,
+ .gpio5 = GPIO_MODE_NATIVE,
+ .gpio6 = GPIO_MODE_GPIO,
+ .gpio7 = GPIO_MODE_GPIO,
+ .gpio8 = GPIO_MODE_GPIO,
+ .gpio9 = GPIO_MODE_NATIVE,
+ .gpio10 = GPIO_MODE_NATIVE,
+ .gpio11 = GPIO_MODE_NATIVE,
+ .gpio12 = GPIO_MODE_GPIO,
+ .gpio13 = GPIO_MODE_GPIO,
+ .gpio14 = GPIO_MODE_GPIO,
+ .gpio15 = GPIO_MODE_GPIO,
+ .gpio16 = GPIO_MODE_NATIVE,
+ .gpio17 = GPIO_MODE_GPIO,
+ .gpio18 = GPIO_MODE_NATIVE,
+ .gpio19 = GPIO_MODE_GPIO,
+ .gpio20 = GPIO_MODE_NATIVE,
+ .gpio21 = GPIO_MODE_GPIO,
+ .gpio22 = GPIO_MODE_GPIO,
+ .gpio23 = GPIO_MODE_NATIVE,
+ .gpio24 = GPIO_MODE_GPIO,
+ .gpio25 = GPIO_MODE_NATIVE,
+ .gpio26 = GPIO_MODE_NATIVE,
+ .gpio27 = GPIO_MODE_GPIO,
+ .gpio28 = GPIO_MODE_GPIO,
+ .gpio29 = GPIO_MODE_GPIO,
+ .gpio30 = GPIO_MODE_GPIO,
+ .gpio31 = GPIO_MODE_NATIVE,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_direction = {
+ .gpio0 = GPIO_DIR_INPUT,
+ .gpio2 = GPIO_DIR_INPUT,
+ .gpio3 = GPIO_DIR_INPUT,
+ .gpio4 = GPIO_DIR_INPUT,
+ .gpio6 = GPIO_DIR_INPUT,
+ .gpio7 = GPIO_DIR_INPUT,
+ .gpio8 = GPIO_DIR_INPUT,
+ .gpio12 = GPIO_DIR_OUTPUT,
+ .gpio13 = GPIO_DIR_INPUT,
+ .gpio14 = GPIO_DIR_INPUT,
+ .gpio15 = GPIO_DIR_INPUT,
+ .gpio17 = GPIO_DIR_INPUT,
+ .gpio19 = GPIO_DIR_INPUT,
+ .gpio21 = GPIO_DIR_INPUT,
+ .gpio22 = GPIO_DIR_INPUT,
+ .gpio24 = GPIO_DIR_INPUT,
+ .gpio27 = GPIO_DIR_INPUT,
+ .gpio28 = GPIO_DIR_INPUT,
+ .gpio29 = GPIO_DIR_INPUT,
+ .gpio30 = GPIO_DIR_OUTPUT,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_level = {
+ .gpio12 = GPIO_LEVEL_HIGH,
+ .gpio30 = GPIO_LEVEL_HIGH,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_reset = {
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_invert = {
+ .gpio0 = GPIO_INVERT,
+ .gpio8 = GPIO_INVERT,
+ .gpio14 = GPIO_INVERT,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_blink = {
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_mode = {
+ .gpio32 = GPIO_MODE_NATIVE,
+ .gpio33 = GPIO_MODE_GPIO,
+ .gpio34 = GPIO_MODE_GPIO,
+ .gpio35 = GPIO_MODE_GPIO,
+ .gpio36 = GPIO_MODE_GPIO,
+ .gpio37 = GPIO_MODE_GPIO,
+ .gpio38 = GPIO_MODE_GPIO,
+ .gpio39 = GPIO_MODE_GPIO,
+ .gpio40 = GPIO_MODE_NATIVE,
+ .gpio41 = GPIO_MODE_NATIVE,
+ .gpio42 = GPIO_MODE_NATIVE,
+ .gpio43 = GPIO_MODE_NATIVE,
+ .gpio44 = GPIO_MODE_NATIVE,
+ .gpio45 = GPIO_MODE_NATIVE,
+ .gpio46 = GPIO_MODE_GPIO,
+ .gpio47 = GPIO_MODE_NATIVE,
+ .gpio48 = GPIO_MODE_GPIO,
+ .gpio49 = GPIO_MODE_NATIVE,
+ .gpio50 = GPIO_MODE_GPIO,
+ .gpio51 = GPIO_MODE_GPIO,
+ .gpio52 = GPIO_MODE_GPIO,
+ .gpio53 = GPIO_MODE_GPIO,
+ .gpio54 = GPIO_MODE_GPIO,
+ .gpio55 = GPIO_MODE_GPIO,
+ .gpio56 = GPIO_MODE_GPIO,
+ .gpio57 = GPIO_MODE_GPIO,
+ .gpio58 = GPIO_MODE_NATIVE,
+ .gpio59 = GPIO_MODE_NATIVE,
+ .gpio60 = GPIO_MODE_GPIO,
+ .gpio61 = GPIO_MODE_NATIVE,
+ .gpio62 = GPIO_MODE_NATIVE,
+ .gpio63 = GPIO_MODE_NATIVE,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_direction = {
+ .gpio33 = GPIO_DIR_INPUT,
+ .gpio34 = GPIO_DIR_OUTPUT,
+ .gpio35 = GPIO_DIR_INPUT,
+ .gpio36 = GPIO_DIR_INPUT,
+ .gpio37 = GPIO_DIR_OUTPUT,
+ .gpio38 = GPIO_DIR_INPUT,
+ .gpio39 = GPIO_DIR_INPUT,
+ .gpio46 = GPIO_DIR_OUTPUT,
+ .gpio48 = GPIO_DIR_INPUT,
+ .gpio50 = GPIO_DIR_OUTPUT,
+ .gpio51 = GPIO_DIR_OUTPUT,
+ .gpio52 = GPIO_DIR_INPUT,
+ .gpio53 = GPIO_DIR_INPUT,
+ .gpio54 = GPIO_DIR_INPUT,
+ .gpio55 = GPIO_DIR_OUTPUT,
+ .gpio56 = GPIO_DIR_INPUT,
+ .gpio57 = GPIO_DIR_INPUT,
+ .gpio60 = GPIO_DIR_OUTPUT,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_level = {
+ .gpio34 = GPIO_LEVEL_LOW,
+ .gpio37 = GPIO_LEVEL_LOW,
+ .gpio46 = GPIO_LEVEL_HIGH,
+ .gpio50 = GPIO_LEVEL_HIGH,
+ .gpio51 = GPIO_LEVEL_LOW,
+ .gpio55 = GPIO_LEVEL_LOW,
+ .gpio60 = GPIO_LEVEL_HIGH,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_reset = {
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_mode = {
+ .gpio64 = GPIO_MODE_NATIVE,
+ .gpio65 = GPIO_MODE_NATIVE,
+ .gpio66 = GPIO_MODE_NATIVE,
+ .gpio67 = GPIO_MODE_NATIVE,
+ .gpio68 = GPIO_MODE_NATIVE,
+ .gpio69 = GPIO_MODE_NATIVE,
+ .gpio70 = GPIO_MODE_NATIVE,
+ .gpio71 = GPIO_MODE_NATIVE,
+ .gpio72 = GPIO_MODE_NATIVE,
+ .gpio73 = GPIO_MODE_NATIVE,
+ .gpio74 = GPIO_MODE_GPIO,
+ .gpio75 = GPIO_MODE_NATIVE,
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_direction = {
+ .gpio74 = GPIO_DIR_INPUT,
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_level = {
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_reset = {
+};
+
+const struct pch_gpio_map mainboard_gpio_map = {
+ .set1 = {
+ .mode = &pch_gpio_set1_mode,
+ .direction = &pch_gpio_set1_direction,
+ .level = &pch_gpio_set1_level,
+ .blink = &pch_gpio_set1_blink,
+ .invert = &pch_gpio_set1_invert,
+ .reset = &pch_gpio_set1_reset,
+ },
+ .set2 = {
+ .mode = &pch_gpio_set2_mode,
+ .direction = &pch_gpio_set2_direction,
+ .level = &pch_gpio_set2_level,
+ .reset = &pch_gpio_set2_reset,
+ },
+ .set3 = {
+ .mode = &pch_gpio_set3_mode,
+ .direction = &pch_gpio_set3_direction,
+ .level = &pch_gpio_set3_level,
+ .reset = &pch_gpio_set3_reset,
+ },
+};
diff --git a/src/mainboard/dell/snb_ivb_latitude/variants/e5520/hda_verb.c b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/hda_verb.c
new file mode 100644
index 0000000000..1373975352
--- /dev/null
+++ b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/hda_verb.c
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
+ 0x111d76e7, /* Codec Vendor / Device ID: IDT */
+ 0x1028049a, /* Subsystem ID */
+ 11, /* Number of 4 dword sets */
+ AZALIA_SUBVENDOR(0, 0x1028049a),
+ AZALIA_PIN_CFG(0, 0x0a, 0x04a11020),
+ AZALIA_PIN_CFG(0, 0x0b, 0x0421101f),
+ AZALIA_PIN_CFG(0, 0x0c, 0x400000f0),
+ AZALIA_PIN_CFG(0, 0x0d, 0x90170110),
+ AZALIA_PIN_CFG(0, 0x0e, 0x23011050),
+ AZALIA_PIN_CFG(0, 0x0f, 0x23a1102e),
+ AZALIA_PIN_CFG(0, 0x10, 0x400000f3),
+ AZALIA_PIN_CFG(0, 0x11, 0xd5a301a0),
+ AZALIA_PIN_CFG(0, 0x1f, 0x400000f0),
+ AZALIA_PIN_CFG(0, 0x20, 0x400000f0),
+
+ 0x80862805, /* Codec Vendor / Device ID: Intel */
+ 0x80860101, /* Subsystem ID */
+ 4, /* Number of 4 dword sets */
+ AZALIA_SUBVENDOR(3, 0x80860101),
+ AZALIA_PIN_CFG(3, 0x05, 0x18560010),
+ AZALIA_PIN_CFG(3, 0x06, 0x18560020),
+ AZALIA_PIN_CFG(3, 0x07, 0x18560030),
+};
+
+const u32 pc_beep_verbs[0] = {};
+
+AZALIA_ARRAY_SIZES;
diff --git a/src/mainboard/dell/snb_ivb_latitude/variants/e5520/overridetree.cb b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/overridetree.cb
new file mode 100644
index 0000000000..479d1b696e
--- /dev/null
+++ b/src/mainboard/dell/snb_ivb_latitude/variants/e5520/overridetree.cb
@@ -0,0 +1,39 @@
+## SPDX-License-Identifier: GPL-2.0-or-later
+
+chip northbridge/intel/sandybridge
+ device domain 0 on
+ subsystemid 0x1028 0x049a inherit
+
+ device ref igd on
+ register "gpu_cpu_backlight" = "0x00000218"
+ register "gpu_pch_backlight" = "0x13121312"
+ end
+
+ chip southbridge/intel/bd82x6x
+ register "pcie_hotplug_map" = "{ 0, 0, 1, 0, 0, 0, 1, 0 }"
+ register "usb_port_config" = "{
+ { 1, 1, 0 },
+ { 1, 1, 0 },
+ { 1, 1, 1 },
+ { 1, 1, 1 },
+ { 1, 1, 2 },
+ { 1, 1, 2 },
+ { 1, 1, 3 },
+ { 1, 1, 3 },
+ { 1, 1, 5 },
+ { 1, 1, 5 },
+ { 1, 1, 7 },
+ { 1, 1, 6 },
+ { 1, 1, 6 },
+ { 1, 1, 7 },
+ }"
+
+ device ref gbe off end
+ device ref pcie_rp4 off end
+ device ref pcie_rp7 on end # Broadcom BCM5761 Gigabit Ethernet
+ device ref sata1 on
+ register "sata_port_map" = "0x3b"
+ end
+ end
+ end
+end