New patch to review for coreboot: ecbe2b0 make INT[EFGH]# of vt8237 configurable via devicetree

[Florian Zumbiehl]

Florian Zumbiehl just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/386

-gerrit

commit ecbe2b0979711d5de7dfccafbf375f4d6e8eeeac
Author: Florian Zumbiehl 
Date:   Tue Nov 1 20:19:36 2011 +0100

make INT[EFGH]# of vt8237 configurable via devicetree

Change-Id: I70202d81ddd1b0a00eddca4acabc621e5783e805
    Signed-off-by: Florian Zumbiehl 
---
 src/southbridge/via/vt8237r/chip.h |    2 ++
 src/southbridge/via/vt8237r/lpc.c  |   21 ++++++++++++++++++---
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/src/southbridge/via/vt8237r/chip.h b/src/southbridge/via/vt8237r/chip.h
index 2e24fac..be5e7fc 100644
--- a/src/southbridge/via/vt8237r/chip.h
+++ b/src/southbridge/via/vt8237r/chip.h
@@ -69,6 +69,8 @@ struct southbridge_via_vt8237r_config {

u8 usb2_dpll_set;
    u8 usb2_dpll_delay;
+
+	u8 no_int_efgh;
 };

#endif /* SOUTHBRIDGE_VIA_VT8237R_CHIP_H */
diff --git a/src/southbridge/via/vt8237r/lpc.c b/src/southbridge/via/vt8237r/lpc.c
index ad0327a..baf3f93 100644
--- a/src/southbridge/via/vt8237r/lpc.c
+++ b/src/southbridge/via/vt8237r/lpc.c
@@ -67,6 +67,8 @@ static void pci_routing_fixup(struct device *dev)
 {
 #if CONFIG_EPIA_VT8237R_INIT
    device_t pdev;
+#else
+	struct southbridge_via_vt8237r_config *cfg;
 #endif

/* PCI PNP Interrupt Routing INTE/F - disable */
@@ -124,8 +126,14 @@ static void pci_routing_fixup(struct device *dev)
    pci_write_config8(pdev, PCI_INTERRUPT_LINE, 0xFF);

#else
-	/* Route INTE-INTH through registers above, no map to INTA-INTD. */
-	pci_write_config8(dev, 0x46, 0x10);
+	cfg = dev->chip_info;
+
+	if (cfg && cfg->no_int_efgh) {
+		pci_write_config8(dev, 0x46, 0x00);
+	} else {
+		/* Route INTE-INTH through registers above, no map to INTA-INTD. */
+		pci_write_config8(dev, 0x46, 0x10);
+	}

/* PCI Interrupt Polarity */
    pci_write_config8(dev, 0x54, 0x00);
@@ -421,6 +429,9 @@ static void vt8237s_init(struct device *dev)
 static void vt8237_common_init(struct device *dev)
 {
    u8 enables, byte;
+	struct southbridge_via_vt8237r_config *cfg;
+
+	cfg = dev->chip_info;

/* Enable addr/data stepping. */
    byte = pci_read_config8(dev, PCI_COMMAND);
@@ -509,7 +520,11 @@ static void vt8237_common_init(struct device *dev)
     *     | bit 1=1 works for Aaron at VIA, bit 1=0 works for jakllsch
     *   0 | Dynamic Clock Gating Main Switch (1=Enable)
     */
-	pci_write_config8(dev, 0x5b, 0xb);
+	if (cfg && cfg->no_int_efgh) {
+		pci_write_config8(dev, 0x5b, 0x9);
+	} else {
+		pci_write_config8(dev, 0x5b, 0xb);
+	}

#if CONFIG_VT8237R_ON_AFTER_POWER_LOSS
    /* make it so the board unconditionally powers on after loss of power */