[coreboot-gerrit] Change in coreboot[master]: soc/intel/common/block/gpio: Allow GPI to be dual-routed

[Furquan Shaikh (Code Review)]

Furquan Shaikh has uploaded this change for review. ( https://review.coreboot.org/29188


Change subject: soc/intel/common/block/gpio: Allow GPI to be dual-routed
......................................................................

soc/intel/common/block/gpio: Allow GPI to be dual-routed

This change adds new macros to GPIO common library helpers to allow
a GPI pad to be dual routed using PAD_CFG_GPI_DUAL_ROUTE. It also adds
a helper macro to configure a pad for IRQ and wake.

BUG=b:117553222

Change-Id: Iaa623d2d78a50f1504e3abe9a47a5a663693aead
Signed-off-by: Furquan Shaikh <furquan at google.com>
---
M src/soc/intel/common/block/include/intelblocks/gpio_defs.h
1 file changed, 15 insertions(+), 0 deletions(-)



  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/88/29188/1

diff --git a/src/soc/intel/common/block/include/intelblocks/gpio_defs.h b/src/soc/intel/common/block/include/intelblocks/gpio_defs.h
index 855659a..9495bb7 100644
--- a/src/soc/intel/common/block/include/intelblocks/gpio_defs.h
+++ b/src/soc/intel/common/block/include/intelblocks/gpio_defs.h
@@ -130,6 +130,12 @@
 				PAD_CFG0_TRIG_##trig | \
 				PAD_CFG0_RX_POL_##inv)
 
+#define PAD_IRQ_CFG_DUAL_ROUTE(route1, route2, trig, inv)  \
+				(PAD_CFG0_ROUTE_##route1 | \
+				PAD_CFG0_ROUTE_##route2 | \
+				PAD_CFG0_TRIG_##trig | \
+				PAD_CFG0_RX_POL_##inv)
+
 #define _PAD_CFG_STRUCT(__pad, __config0, __config1)	\
 	{					\
 		.pad = __pad,			\
@@ -334,4 +340,13 @@
 		PAD_IRQ_CFG(NMI, trig, inv), PAD_PULL(pull) | \
 		PAD_IOSSTATE(TxLASTRxE))
 
+#define PAD_CFG_GPI_DUAL_ROUTE(pad, pull, rst, trig, inv, route1, route2) \
+	_PAD_CFG_STRUCT(pad,						\
+		PAD_FUNC(GPIO) | PAD_RESET(rst) | PAD_CFG0_TX_DISABLE | \
+		PAD_IRQ_CFG_DUAL_ROUTE(route1, route2,  trig, inv), \
+		PAD_PULL(pull) | PAD_IOSSTATE(TxLASTRxE))
+
+#define PAD_CFG_GPI_IRQ_WAKE(pad, pull, rst, trig, inv)	\
+	PAD_CFG_GPI_DUAL_ROUTE(pad, pull, rst, trig, inv, IOAPIC, SCI)
+
 #endif /* _SOC_BLOCK_GPIO_DEFS_H_ */

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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Iaa623d2d78a50f1504e3abe9a47a5a663693aead
Gerrit-Change-Number: 29188
Gerrit-PatchSet: 1
Gerrit-Owner: Furquan Shaikh <furquan at google.com>
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