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mb/asus/kgpe-d16: Enable IPMI KCS access

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The on-board BMC contains a hardware KCS interface.  Allow
access to it over LPC.

Change-Id: Ia251334ae44668c2260d8d2e816f85f1f62faac6
Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
Reviewed-on: https://review.coreboot.org/c/19821
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Timothy Pearson
2017-05-22 13:13:37 -05:00
parent 31eeda1c44
commit 5513c0a216
2 changed files with 12 additions and 0 deletions
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3
src/mainboard/asus/kgpe-d16/devicetree.cb
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@@ -217,6 +217,9 @@ chip northbridge/amd/amdfam10/root_complex # Root complex
chip drivers/pc80/tpm chip drivers/pc80/tpm
device pnp 4e.0 on end # TPM module device pnp 4e.0 on end # TPM module
end end
chip drivers/generic/generic # BMC KCS
device pnp ca2.0 on end
end
end end
device pci 14.4 on # Bridge device pci 14.4 on # Bridge
device pci 1.0 on end # VGA device pci 1.0 on end # VGA

9
src/mainboard/asus/kgpe-d16/mainboard.c
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@@ -46,6 +46,8 @@ void set_pcie_dereset(void)
* enable the dedicated function in kgpe-d16 board. * enable the dedicated function in kgpe-d16 board.
* This function is called earlier than sr5650_enable. * This function is called earlier than sr5650_enable.
*************************************************/ *************************************************/
#define BMC_KCS_BASE 0xca2
static void mainboard_enable(struct device *dev) static void mainboard_enable(struct device *dev)
{ {
printk(BIOS_INFO, "Mainboard KGPE-D16 Enable. dev=0x%p\n", dev); printk(BIOS_INFO, "Mainboard KGPE-D16 Enable. dev=0x%p\n", dev);
@@ -66,6 +68,13 @@ static void mainboard_enable(struct device *dev)
set_pcie_dereset(); set_pcie_dereset();
/* get_ide_dma66(); */ /* get_ide_dma66(); */
/* Enable access to the BMC IPMI via KCS */
struct device *lpc_sio_dev = dev_find_slot_pnp(BMC_KCS_BASE, 0);
struct resource *res = new_resource(lpc_sio_dev, BMC_KCS_BASE);
res->base = BMC_KCS_BASE;
res->size = 1;
res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
} }
/* override the default SATA PHY setup */ /* override the default SATA PHY setup */