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authormgarima <medha.garima@intel.com>2016-02-29 15:11:18 +0530
committerPatrick Georgi <pgeorgi@google.com>2016-03-12 09:22:51 +0100
commitd47d77692aedb154c6104f50527d0819523bce20 (patch)
tree44268caaec5f071a2097117d8fc77c07a6364fff /src
parentfe4d62708af53afd3e2df2074545f26f5e01c671 (diff)
downloadcoreboot-d47d77692aedb154c6104f50527d0819523bce20.tar.xz
intel/kunimitsu: Add SD card detect GPIO for SDHCI runtime PM
Enable SDHCI runtime PM since the display flicker due to SCC Power Gatingis addressed by 0x82 microcode BRANCH=glados BUG=chrome-os-partner:44663 TEST=Check if display flicker is gone when SCC is power-gated Change-Id: I7d1ac6e77a0d2e0a25414df6130862efcdae2c82 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: b552120cfeff09d16cb79652b7de7296121858ba Original-Change-Id: Id82df475b262e8a91f0a93f8ddf80002b05c52f3 Original-Signed-off-by: Medha Garima <medha.garima@intel.com> Original-Reviewed-on: https://chromium-review.googlesource.com/329651 Original-Commit-Ready: Jenny Tc <jenny.tc@intel.com> Original-Tested-by: Jenny Tc <jenny.tc@intel.com> Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/331172 Original-Commit-Ready: Patrick Georgi <pgeorgi@chromium.org> Original-Tested-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: https://review.coreboot.org/13990 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/intel/kunimitsu/acpi/mainboard.asl19
-rw-r--r--src/mainboard/intel/kunimitsu/gpio.h3
2 files changed, 22 insertions, 0 deletions
diff --git a/src/mainboard/intel/kunimitsu/acpi/mainboard.asl b/src/mainboard/intel/kunimitsu/acpi/mainboard.asl
index f44e36274d..4a85e350c3 100644
--- a/src/mainboard/intel/kunimitsu/acpi/mainboard.asl
+++ b/src/mainboard/intel/kunimitsu/acpi/mainboard.asl
@@ -308,3 +308,22 @@ Scope (\_SB.PCI0.I2C4)
}
}
}
+
+Scope (\_SB.PCI0.SDXC)
+{
+ Name (_CRS, ResourceTemplate () {
+ GpioInt (Edge, ActiveBoth, SharedAndWake, PullNone, 10000,
+ "\\_SB.PCI0.GPIO", 0, ResourceConsumer)
+ {
+ GPIO_SD_CARD_DETECT
+ }
+ })
+
+ Name (_DSD, Package () {
+ ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
+ Package ()
+ {
+ Package () { "cd-gpio", Package () { ^SDXC, 0, 0, 1 } },
+ }
+ })
+}
diff --git a/src/mainboard/intel/kunimitsu/gpio.h b/src/mainboard/intel/kunimitsu/gpio.h
index 2dc8cfc78f..de51fb562e 100644
--- a/src/mainboard/intel/kunimitsu/gpio.h
+++ b/src/mainboard/intel/kunimitsu/gpio.h
@@ -58,6 +58,9 @@
*/
#define AUDIO_DB_ID GPP_E3
+/* SD controller needs additional card detect GPIO to support RTD3 */
+#define GPIO_SD_CARD_DETECT GPP_A7
+
#ifndef __ACPI__
/* Pad configuration in ramstage. */
static const struct pad_config gpio_table[] = {