diff mbox series

[v1,3/8] ARM: dts: aspeed: System1: IBM system1 BMC board

Message ID 20231212164004.1683589-4-ninad@linux.ibm.com (mailing list archive)
State Superseded
Headers show
Series Add device tree for IBM system1 BMC | expand

Commit Message

Ninad Palsule Dec. 12, 2023, 4:39 p.m. UTC 
From: Andrew Geissler <geissonator@yahoo.com>

Add a device tree for IBM system1 BMC board. It uses AST2600 SOC.

Tested:
    This board is tested using the simics simulator.

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
---
 arch/arm/boot/dts/aspeed/Makefile             |   1 +
 .../dts/aspeed/aspeed-bmc-ibm-system1.dts     | 188 ++++++++++++++++++
 2 files changed, 189 insertions(+)
 create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts

Comments

Krzysztof Kozlowski Dec. 12, 2023, 8:20 p.m. UTC | #1 
On 12/12/2023 17:39, Ninad Palsule wrote:
> From: Andrew Geissler <geissonator@yahoo.com>
> 
> Add a device tree for IBM system1 BMC board. It uses AST2600 SOC.
> 
> Tested:
>     This board is tested using the simics simulator.
> 
> Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
> Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
> ---
>  arch/arm/boot/dts/aspeed/Makefile             |   1 +
>  .../dts/aspeed/aspeed-bmc-ibm-system1.dts     | 188 ++++++++++++++++++
>  2 files changed, 189 insertions(+)
>  create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> 
> diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
> index 3e3e6b96cb79..6f7ed11978ff 100644
> --- a/arch/arm/boot/dts/aspeed/Makefile
> +++ b/arch/arm/boot/dts/aspeed/Makefile
> @@ -35,6 +35,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
>  	aspeed-bmc-ibm-rainier.dtb \
>  	aspeed-bmc-ibm-rainier-1s4u.dtb \
>  	aspeed-bmc-ibm-rainier-4u.dtb \
> +	aspeed-bmc-ibm-system1.dtb \
>  	aspeed-bmc-intel-s2600wf.dtb \
>  	aspeed-bmc-inspur-fp5280g2.dtb \
>  	aspeed-bmc-inspur-nf5280m6.dtb \
> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> new file mode 100644
> index 000000000000..01291b407f59
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> @@ -0,0 +1,188 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
> +// Copyright 2023 IBM Corp.
> +/dts-v1/;
> +
> +#include "aspeed-g6.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h>
> +#include <dt-bindings/i2c/i2c.h>
> +#include <dt-bindings/leds/leds-pca955x.h>
> +
> +/ {
> +	model = "System1";
> +	compatible = "ibm,system1-bmc", "aspeed,ast2600";
> +
> +	chosen {
> +		stdout-path = &uart5;
> +		bootargs = "console=ttyS4,115200n8 earlycon";

Drop early con, debugging feature not release. Then use stdout path
alone, so drop console as well.


> +	};
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x40000000>;
> +	};
> +
> +	reserved-memory {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		event_log: tcg_event_log@b3d00000 {

No underscores in node names.


Best regards,
Krzysztof
Ninad Palsule Dec. 14, 2023, 3:06 p.m. UTC | #2 
Hello Krzysztof,


On 12/12/23 14:20, Krzysztof Kozlowski wrote:
> On 12/12/2023 17:39, Ninad Palsule wrote:
>> From: Andrew Geissler <geissonator@yahoo.com>
>>
>> Add a device tree for IBM system1 BMC board. It uses AST2600 SOC.
>>
>> Tested:
>>      This board is tested using the simics simulator.
>>
>> Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
>> Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
>> ---
>>   arch/arm/boot/dts/aspeed/Makefile             |   1 +
>>   .../dts/aspeed/aspeed-bmc-ibm-system1.dts     | 188 ++++++++++++++++++
>>   2 files changed, 189 insertions(+)
>>   create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
>>
>> diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
>> index 3e3e6b96cb79..6f7ed11978ff 100644
>> --- a/arch/arm/boot/dts/aspeed/Makefile
>> +++ b/arch/arm/boot/dts/aspeed/Makefile
>> @@ -35,6 +35,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
>>   	aspeed-bmc-ibm-rainier.dtb \
>>   	aspeed-bmc-ibm-rainier-1s4u.dtb \
>>   	aspeed-bmc-ibm-rainier-4u.dtb \
>> +	aspeed-bmc-ibm-system1.dtb \
>>   	aspeed-bmc-intel-s2600wf.dtb \
>>   	aspeed-bmc-inspur-fp5280g2.dtb \
>>   	aspeed-bmc-inspur-nf5280m6.dtb \
>> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
>> new file mode 100644
>> index 000000000000..01291b407f59
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
>> @@ -0,0 +1,188 @@
>> +// SPDX-License-Identifier: GPL-2.0-or-later
>> +// Copyright 2023 IBM Corp.
>> +/dts-v1/;
>> +
>> +#include "aspeed-g6.dtsi"
>> +#include <dt-bindings/gpio/aspeed-gpio.h>
>> +#include <dt-bindings/i2c/i2c.h>
>> +#include <dt-bindings/leds/leds-pca955x.h>
>> +
>> +/ {
>> +	model = "System1";
>> +	compatible = "ibm,system1-bmc", "aspeed,ast2600";
>> +
>> +	chosen {
>> +		stdout-path = &uart5;
>> +		bootargs = "console=ttyS4,115200n8 earlycon";
> Drop early con, debugging feature not release. Then use stdout path
> alone, so drop console as well.
Fixed as per your suggestion.
>
>> +	};
>> +
>> +	memory@80000000 {
>> +		device_type = "memory";
>> +		reg = <0x80000000 0x40000000>;
>> +	};
>> +
>> +	reserved-memory {
>> +		#address-cells = <1>;
>> +		#size-cells = <1>;
>> +		ranges;
>> +
>> +		event_log: tcg_event_log@b3d00000 {
> No underscores in node names.

Fixed.

Thanks for the review.

Regards,

Ninad

>
>
> Best regards,
> Krzysztof
>
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
index 3e3e6b96cb79..6f7ed11978ff 100644
--- a/arch/arm/boot/dts/aspeed/Makefile
+++ b/arch/arm/boot/dts/aspeed/Makefile
@@ -35,6 +35,7 @@  dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-bmc-ibm-rainier.dtb \
 	aspeed-bmc-ibm-rainier-1s4u.dtb \
 	aspeed-bmc-ibm-rainier-4u.dtb \
+	aspeed-bmc-ibm-system1.dtb \
 	aspeed-bmc-intel-s2600wf.dtb \
 	aspeed-bmc-inspur-fp5280g2.dtb \
 	aspeed-bmc-inspur-nf5280m6.dtb \
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
new file mode 100644
index 000000000000..01291b407f59
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
@@ -0,0 +1,188 @@ 
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright 2023 IBM Corp.
+/dts-v1/;
+
+#include "aspeed-g6.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+#include <dt-bindings/i2c/i2c.h>
+#include <dt-bindings/leds/leds-pca955x.h>
+
+/ {
+	model = "System1";
+	compatible = "ibm,system1-bmc", "aspeed,ast2600";
+
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200n8 earlycon";
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		event_log: tcg_event_log@b3d00000 {
+			no-map;
+			reg = <0xb3d00000 0x100000>;
+		};
+
+		ramoops@b3e00000 {
+			compatible = "ramoops";
+			reg = <0xb3e00000 0x200000>; /* 16 * (4 * 0x8000) */
+			record-size = <0x8000>;
+			console-size = <0x8000>;
+			ftrace-size = <0x8000>;
+			pmsg-size = <0x8000>;
+			max-reason = <3>; /* KMSG_DUMP_EMERG */
+		};
+
+		/* LPC FW cycle bridge region requires natural alignment */
+		flash_memory: region@b4000000 {
+			no-map;
+			reg = <0xb4000000 0x04000000>; /* 64M */
+		};
+
+		/* VGA region is dictated by hardware strapping */
+		vga_memory: region@bf000000 {
+			no-map;
+			compatible = "shared-dma-pool";
+			reg = <0xbf000000 0x01000000>;  /* 16M */
+		};
+	};
+};
+
+&adc1 {
+	status = "okay";
+	aspeed,int-vref-microvolt = <2500000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_adc8_default
+		&pinctrl_adc9_default
+		&pinctrl_adc10_default
+		&pinctrl_adc11_default
+		&pinctrl_adc12_default
+		&pinctrl_adc13_default
+		&pinctrl_adc14_default
+		&pinctrl_adc15_default>;
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&uhci {
+	status = "okay";
+};
+
+&gpio0 {
+	gpio-line-names =
+	/*A0-A7*/	"","","","","","","","",
+	/*B0-B7*/	"","","","","","","","",
+	/*C0-C7*/	"","","","","","","","",
+	/*D0-D7*/	"","","","","","","","",
+	/*E0-E7*/	"","","","","","","","",
+	/*F0-F7*/	"","","","","","","","",
+	/*G0-G7*/	"","","","","","","","",
+	/*H0-H7*/	"","","","","","","","",
+	/*I0-I7*/	"","","","","","","","",
+	/*J0-J7*/	"","","","","","","","",
+	/*K0-K7*/	"","","","","","","","",
+	/*L0-L7*/	"","","","","","","","",
+	/*M0-M7*/	"","","","","","","","",
+	/*N0-N7*/	"","","","","","","","",
+	/*O0-O7*/	"","","","","","","","",
+	/*P0-P7*/	"","","","","","","","",
+	/*Q0-Q7*/	"","","","","","","","",
+	/*R0-R7*/	"","","","","","","","",
+	/*S0-S7*/	"","","","","","","","",
+	/*T0-T7*/	"","","","","","","","",
+	/*U0-U7*/	"","","","","","","","",
+	/*V0-V7*/	"","","","power-chassis-control","","","","",
+	/*W0-W7*/	"","","","","","","","",
+	/*X0-X7*/	"","power-chassis-good","","","","","","",
+	/*Y0-Y7*/	"","","","","","","","",
+	/*Z0-Z7*/	"","","","","","","","";
+};
+
+&emmc_controller {
+	status = "okay";
+};
+
+&pinctrl_emmc_default {
+	bias-disable;
+};
+
+&emmc {
+	status = "okay";
+	clk-phase-mmc-hs200 = <180>, <180>;
+};
+
+&ibt {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&vuart1 {
+	status = "okay";
+};
+
+&vuart2 {
+	status = "okay";
+};
+
+&lpc_ctrl {
+	status = "okay";
+	memory-region = <&flash_memory>;
+};
+
+&mac2 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii3_default>;
+	clocks = <&syscon ASPEED_CLK_GATE_MAC3CLK>,
+		 <&syscon ASPEED_CLK_MAC3RCLK>;
+	clock-names = "MACCLK", "RCLK";
+	use-ncsi;
+};
+
+&mac3 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii4_default>;
+	clocks = <&syscon ASPEED_CLK_GATE_MAC4CLK>,
+		 <&syscon ASPEED_CLK_MAC4RCLK>;
+	clock-names = "MACCLK", "RCLK";
+	use-ncsi;
+};
+
+&wdt1 {
+	aspeed,reset-type = "none";
+	aspeed,external-signal;
+	aspeed,ext-push-pull;
+	aspeed,ext-active-high;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_wdtrst1_default>;
+};
+
+&wdt2 {
+	status = "okay";
+};
+
+&kcs2 {
+	status = "okay";
+	aspeed,lpc-io-reg = <0xca8 0xcac>;
+};
+
+&kcs3 {
+	status = "okay";
+	aspeed,lpc-io-reg = <0xca2>;
+	aspeed,lpc-interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+};