i82801ix,bd82x6x,ibexpeak: rewrite expresscard hotplug
This implementation is more compact, unified and works with windows as well.
Tested under windows and under Debian GNU/Linux.
Change-Id: I585dec12e17e22d829baa3f2dc7aecc174f9d3b5
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7296
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Nicolas Reinecke <nr@das-labor.org>
Tested-by: build bot (Jenkins)
diff --git a/src/mainboard/lenovo/t520/acpi/gpe.asl b/src/mainboard/lenovo/t520/acpi/gpe.asl
deleted file mode 100644
index 80bee71..0000000
--- a/src/mainboard/lenovo/t520/acpi/gpe.asl
+++ /dev/null
@@ -1,13 +0,0 @@
- Method (_L01, 0, NotSerialized)
- {
- If (\_SB.PCI0.RP04.HPCS)
- {
- Sleep (100)
- Store (0x01, \_SB.PCI0.RP04.HPCS)
- If (\_SB.PCI0.RP04.PDC)
- {
- Store (0x01, \_SB.PCI0.RP04.PDC)
- Notify (\_SB.PCI0.RP04, 0x00)
- }
- }
- }
diff --git a/src/mainboard/lenovo/t520/devicetree.cb b/src/mainboard/lenovo/t520/devicetree.cb
index d347e82..065261a 100644
--- a/src/mainboard/lenovo/t520/devicetree.cb
+++ b/src/mainboard/lenovo/t520/devicetree.cb
@@ -76,6 +76,8 @@
register "c2_latency" = "101" # c2 not supported
register "p_cnt_throttling_supported" = "1"
+ register "pcie_hotplug_map" = "{ 0, 0, 0, 1, 0, 0, 0, 0 }"
+
device pci 16.0 on end # Management Engine Interface 1
device pci 16.1 off end
device pci 16.2 off end
diff --git a/src/mainboard/lenovo/t520/dsdt.asl b/src/mainboard/lenovo/t520/dsdt.asl
index b6b4b33..85e2b4f 100644
--- a/src/mainboard/lenovo/t520/dsdt.asl
+++ b/src/mainboard/lenovo/t520/dsdt.asl
@@ -23,7 +23,6 @@
#define BRIGHTNESS_UP \_SB.PCI0.GFX0.LCD0.INCB
#define BRIGHTNESS_DOWN \_SB.PCI0.GFX0.LCD0.DECB
#define ACPI_VIDEO_DEVICE \_SB.PCI0.GFX0
-#define RP04_IS_EXPRESSCARD 1
#define EC_LENOVO_H8_ME_WORKAROUND 1
#define HAVE_LCD_SCREEN 1
@@ -42,9 +41,6 @@
// global NVS and variables
#include <southbridge/intel/bd82x6x/acpi/globalnvs.asl>
- // General Purpose Events
- //#include "acpi/gpe.asl"
-
#include <cpu/intel/model_206ax/acpi/cpu.asl>
Scope (\_SB) {
diff --git a/src/mainboard/lenovo/t520/mainboard.c b/src/mainboard/lenovo/t520/mainboard.c
index 387bbe0..582ef81 100644
--- a/src/mainboard/lenovo/t520/mainboard.c
+++ b/src/mainboard/lenovo/t520/mainboard.c
@@ -53,14 +53,6 @@
RCBA32(0x38c0) = 0x00000007;
pc_keyboard_init();
-
- /* Enable expresscard hotplug events. */
- pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)),
- 0xd8,
- pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1c, 3)), 0xd8)
- | (1 << 30));
- pci_write_config16(dev_find_slot(0, PCI_DEVFN(0x1c, 3)),
- 0x42, 0x142);
}
/* mainboard_enable is executed as first thing after