Messages in this thread Patch in this message | | | Date | Tue, 30 Nov 2021 12:57:40 -0500 | Subject | [PATCH] S8036 DTS changes: | From | Ali El-Haj-Mahmoud <> |
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- Allow VUART and SuperIO to coexist. - Minor formatting. --- .../linux-aspeed/aspeed-bmc-tyan-s8036.dts | 23 +++++++++++++++---- 1 file changed, 18 insertions(+), 5 deletions(-)
diff --git a/meta-tyan/meta-s8036/recipes-kernel/linux/linux-aspeed/aspeed-bmc-tyan-s8036.dts b/meta-tyan/meta-s8036/recipes-kernel/linux/linux-aspeed/aspeed-bmc-tyan-s8036.dts index 30b68ce89..7f650f6c8 100644 --- a/meta-tyan/meta-s8036/recipes-kernel/linux/linux-aspeed/aspeed-bmc-tyan-s8036.dts +++ b/meta-tyan/meta-s8036/recipes-kernel/linux/linux-aspeed/aspeed-bmc-tyan-s8036.dts @@ -127,10 +127,23 @@ status = "okay"; }; +&uart_routing { + status = "okay"; +}; + &vuart { status = "okay"; - aspeed,lpc-io-reg = <0x3f8>; - aspeed,lpc-interrupts = <4 IRQ_TYPE_LEVEL_HIGH>; + + /* We enable the VUART here, but leave it in a state that does + * not interfere with the SuperIO. The goal is to have both the + * VUART and the SuperIO available and decide at runtime whether + * the VUART should actually be used. For that reason, configure + * an "invalid" IO address and an IRQ that is not used by the + * BMC. + */ + + aspeed,lpc-io-reg = <0xffff>; + aspeed,lpc-interrupts = <15 IRQ_TYPE_LEVEL_HIGH>; }; &lpc_ctrl { @@ -340,7 +353,7 @@ &kcs1 { status = "okay"; - aspeed,lpc-io-reg = <0xca8>; + aspeed,lpc-io-reg = <0xca8>; }; &kcs3 { @@ -385,7 +398,7 @@ /*A6*/ "", /*A7*/ "", /*B0-B7*/ "","","","","","","","", - /*C0-C7*/ "","","","","","","","", + /*C0-C7*/ "","","","","","","","", /*D0*/ "", /*D1*/ "", /*D2*/ "power-chassis-good", /* in: PWR_GOOD_LED -- Check if this is Z3?*/ @@ -447,6 +460,6 @@ /*AA5*/ "", /*AA6*/ "", /*AA7*/ "BMC_ASSERT_BMC_READY", - /*AB0*/ "BMC_SPD_SEL", + /*AB0*/ "BMC_SPD_SEL", /*AB1-AB7*/ "","","","","","",""; }; -- 2.34.0.rc2.393.gf8c9666880-goog
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