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authorArthur Heymans <arthur@aheymans.xyz>2019-06-16 23:29:23 +0200
committerPatrick Georgi <pgeorgi@google.com>2019-06-21 09:00:57 +0000
commit6beaef983aee5d886f6f8571855a92d608d98a17 (patch)
tree9c7f858bc7baa36d9e18ed84ea61d742559922c2 /src/mainboard/intel
parent4821a0e135ff2d60f552203d2724ae2d44850623 (diff)
downloadcoreboot-6beaef983aee5d886f6f8571855a92d608d98a17.tar.xz
sb/intel/bd82x6x: Set up io_gen_dec in romstage based on devicetree
Set up generic decode ranges based on the devicetree settings. Change-Id: Ie59b8272c69231d6dffccee30b4d3c84a7e83e8f Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/33548 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Diffstat (limited to 'src/mainboard/intel')
-rw-r--r--src/mainboard/intel/emeraldlake2/devicetree.cb5
-rw-r--r--src/mainboard/intel/emeraldlake2/romstage.c6
2 files changed, 4 insertions, 7 deletions
diff --git a/src/mainboard/intel/emeraldlake2/devicetree.cb b/src/mainboard/intel/emeraldlake2/devicetree.cb
index 60072b0995..4ed1f3c694 100644
--- a/src/mainboard/intel/emeraldlake2/devicetree.cb
+++ b/src/mainboard/intel/emeraldlake2/devicetree.cb
@@ -44,8 +44,11 @@ chip northbridge/intel/sandybridge
register "sata_port_map" = "0x3f"
+ register "gen1_dec" = "0x00fc1601"
+ # runtime_port registers
+ register "gen2_dec" = "0x000c0181"
# SuperIO range is 0x700-0x73f
- register "gen2_dec" = "0x003c0701"
+ register "gen3_dec" = "0x003c0701"
register "c2_latency" = "1"
register "p_cnt_throttling_supported" = "0"
diff --git a/src/mainboard/intel/emeraldlake2/romstage.c b/src/mainboard/intel/emeraldlake2/romstage.c
index 9a9fc24677..a28ae78f28 100644
--- a/src/mainboard/intel/emeraldlake2/romstage.c
+++ b/src/mainboard/intel/emeraldlake2/romstage.c
@@ -39,12 +39,6 @@ void pch_enable_lpc(void)
u16 lpc_config = CNF1_LPC_EN | CNF2_LPC_EN | KBC_LPC_EN;
pci_write_config16(dev, LPC_EN, lpc_config);
- /* Map 256 bytes at 0x1600 to the LPC bus. */
- pci_write_config32(dev, LPC_GEN1_DEC, 0xfc1601);
-
- /* Map a range for the runtime_port registers to the LPC bus. */
- pci_write_config32(dev, LPC_GEN2_DEC, 0xc0181);
-
/* Enable COM1 */
if (sio1007_enable_uart_at(SIO_PORT)) {
pci_write_config16(dev, LPC_EN,