sb/amd/{agesa,pi}/hudson: add southbridge C bootblock initialization
Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: Iaba5443d8770473c4abe73ec2a91f8d6a52574af
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37168
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/amd/pi/hudson/early_setup.c b/src/southbridge/amd/pi/hudson/early_setup.c
index 3453021..56b894c 100644
--- a/src/southbridge/amd/pi/hudson/early_setup.c
+++ b/src/southbridge/amd/pi/hudson/early_setup.c
@@ -123,22 +123,17 @@
void hudson_lpc_decode(void)
{
pci_devfn_t dev;
- u32 tmp = 0;
+ u32 tmp;
- /* Enable I/O decode to LPC bus */
- dev = PCI_DEV(0, PCU_DEV, LPC_FUNC);
- tmp = DECODE_ENABLE_PARALLEL_PORT0 | DECODE_ENABLE_PARALLEL_PORT2
- | DECODE_ENABLE_PARALLEL_PORT4 | DECODE_ENABLE_SERIAL_PORT0
- | DECODE_ENABLE_SERIAL_PORT1 | DECODE_ENABLE_SERIAL_PORT2
- | DECODE_ENABLE_SERIAL_PORT3 | DECODE_ENABLE_SERIAL_PORT4
- | DECODE_ENABLE_SERIAL_PORT5 | DECODE_ENABLE_SERIAL_PORT6
- | DECODE_ENABLE_SERIAL_PORT7 | DECODE_ENABLE_AUDIO_PORT0
- | DECODE_ENABLE_AUDIO_PORT1 | DECODE_ENABLE_AUDIO_PORT2
- | DECODE_ENABLE_AUDIO_PORT3 | DECODE_ENABLE_MSS_PORT2
- | DECODE_ENABLE_MSS_PORT3 | DECODE_ENABLE_FDC_PORT0
- | DECODE_ENABLE_FDC_PORT1 | DECODE_ENABLE_GAME_PORT
- | DECODE_ENABLE_KBC_PORT | DECODE_ENABLE_ACPIUC_PORT
- | DECODE_ENABLE_ADLIB_PORT;
+ dev = PCI_DEV(0, 0x14, 3);
+ /* Serial port numeration on Hudson:
+ * PORT0 - 0x3f8
+ * PORT1 - 0x2f8
+ * PORT5 - 0x2e8
+ * PORT7 - 0x3e8
+ */
+ tmp = DECODE_ENABLE_SERIAL_PORT0 | DECODE_ENABLE_SERIAL_PORT1
+ | DECODE_ENABLE_SERIAL_PORT5 | DECODE_ENABLE_SERIAL_PORT7;
pci_write_config32(dev, LPC_IO_PORT_DECODE_ENABLE, tmp);
}