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authorLean Sheng Tan <sheng.tan@9elements.com>2022-04-07 15:27:12 +0200
committerFelix Held <felix-coreboot@felixheld.de>2022-04-11 14:01:05 +0000
commitd8bfe12257926d343f4cec6ddbc3de7cb6289c40 (patch)
tree2b2978beacec50fd6806f7aad9b9e51e3ed7b684 /src/mainboard/prodrive/atlas/devicetree.cb
parented74918f4e5104d2adf22a53fa5586d5b86132ee (diff)
mb/prodrive/atlas: Configure eSPI IO decode ranges for EC
This implementation adds eSPI IO decode range for EC. 1. 0x800-0x8FF / 0x200-020F: EC host command range. 2. 0x900-0x9ff: EC memory map range. Signed-off-by: Lean Sheng Tan <sheng.tan@9elements.com> Change-Id: I787561287025e33a8622eb9b3565fa14d0416c46 Reviewed-on: https://review.coreboot.org/c/coreboot/+/63465 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/prodrive/atlas/devicetree.cb')
-rw-r--r--src/mainboard/prodrive/atlas/devicetree.cb6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/prodrive/atlas/devicetree.cb b/src/mainboard/prodrive/atlas/devicetree.cb
index 1a3a0581b3..63c34adf46 100644
--- a/src/mainboard/prodrive/atlas/devicetree.cb
+++ b/src/mainboard/prodrive/atlas/devicetree.cb
@@ -8,6 +8,12 @@ chip soc/intel/alderlake
register "pmc_gpe0_dw1" = "GPP_D"
register "pmc_gpe0_dw2" = "GPP_E"
+ # EC host command ranges are in 0x800-0x8ff & 0x200-0x20f
+ register "gen1_dec" = "0x00fc0801"
+ register "gen2_dec" = "0x000c0201"
+ # EC memory map range is 0x900-0x9ff
+ register "gen3_dec" = "0x00fc0901"
+
# USB configuration
register "usb2_ports[0]" = "USB2_PORT_MID(OC0)"
register "usb2_ports[1]" = "USB2_PORT_MID(OC0)"