add the _lx flavor of the 5536. This will later be merged into the

cs5536, but I don't want to mess up the OLPC, and we really need the lx
support NOW.


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2421 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 53 insertions, 0 deletions

diff --git a/src/southbridge/amd/cs5536_lx/chip.h b/src/southbridge/amd/cs5536_lx/chip.h
new file mode 100644
index 0000000000..146e1d2621
--- /dev/null
+++ b/src/southbridge/amd/cs5536_lx/chip.h
@@ -0,0 +1,53 @@
+#ifndef _SOUTHBRIDGE_AMD_CS5536
+#define _SOUTHBRIDGE_AMD_CS5536
+
+#define MAX_UNWANTED_VPCI 10	/* increase if needed */
+
+extern struct chip_operations southbridge_amd_cs5536_ops;
+
+struct southbridge_amd_cs5536_config {
+	/* interrupt enable for LPC bus */
+	int lpc_serirq_enable;	/* how to enable, e.g. 0x80 */
+ 	int lpc_irq;		/* what to enable, e.g. 0x18 */
+	int enable_ide_nand_flash; /* if you are using nand flash instead of IDE drive */
+
+	/* following are IRQ numbers for various southbridge resources.
+	 * these are configured and PCI headers are set */
+	
+	int isa_irq;		// f.0, 1022:2090
+	int flash_irq;		// f.1, 1022:2091
+
+	// ide irq is tied to IRQ14, this can only be enabled or disabled
+	int enable_ide_irq;		// f.2, 1022:2092
+
+	int audio_irq; 		// f.3, 1022:2093
+	
+	int usb_irq;	// f.4,5,6,7, 1022:2094
+	// only one irq source for all usb devices
+
+	// internal UART IRQs
+	int uart0_irq;
+	int uart1_irq;
+
+	/* GPIO to IRQ mapping, intended to use for PCI IRQ's.
+	 * This only does physical mapping, no PCI headers are configured
+	 * PCI configuration is mainboard-specific and should be done in mainboard.c
+	 */
+	// pci IRQs A-D. Set this to 0 to disable.
+	int pci_int[4];
+	// and their GPIO pins
+	int pci_int_pin[4];
+
+
+	// Enable KEL keyboard IRQ2
+	int enable_kel_keyb_irq;
+	// Enable KEL mouse IRQ12
+	int enable_kel_mouse_irq;
+	// Configure KEL Emulation IRQ (input Y13)
+	int kel_emul_irq;
+
+	/* the following allow you to disable unwanted virtualized PCI devices */
+	unsigned long unwanted_vpci[MAX_UNWANTED_VPCI];
+};
+
+#endif	/* _SOUTHBRIDGE_AMD_CS5536 */