* [PATCH v3 0/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
@ 2021-11-16 3:50 Ariel D'Alessandro
2021-11-16 3:50 ` [PATCH v3 1/1] " Ariel D'Alessandro
0 siblings, 1 reply; 6+ messages in thread
From: Ariel D'Alessandro @ 2021-11-16 3:50 UTC (permalink / raw)
To: u-boot
Cc: uboot-imx, aford173, andre.przywara, andrey.zhizhikin,
ariel.dalessandro, christianshewitt, festevam, hs, iliev, jagan,
marcel.ziswiler, narmstrong, patrick.delaunay, pbrobinson,
peng.fan, rick, sbabic, seanga2, sjg, t.remmet, tharvey, trini
Changes in v3:
* Picked device tree from kernel.
* Properly added MAINTAINERS entry.
* Removed CONFIG_SPL_BUILD anti-pattern in board config.
Changes in v2:
* Reordered dt properties alphabetically.
* Removed downstream stuff in bootargs.
* Fixed binman configuration.
* Several code styling fixes.
Ariel D'Alessandro (1):
imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
arch/arm/dts/Makefile | 1 +
.../dts/imx8mn-var-som-symphony-u-boot.dtsi | 256 ++++++++
arch/arm/dts/imx8mn-var-som-symphony.dts | 240 ++++++++
arch/arm/dts/imx8mn-var-som.dtsi | 547 ++++++++++++++++++
arch/arm/mach-imx/imx8m/Kconfig | 9 +
board/variscite/imx8mn_var_som/Kconfig | 17 +
board/variscite/imx8mn_var_som/MAINTAINERS | 7 +
board/variscite/imx8mn_var_som/Makefile | 12 +
board/variscite/imx8mn_var_som/ddr4_timing.c | 528 +++++++++++++++++
.../variscite/imx8mn_var_som/imx8mn_var_som.c | 30 +
.../imx8mn_var_som/imximage-8mn-ddr4.cfg | 10 +
board/variscite/imx8mn_var_som/spl.c | 93 +++
configs/imx8mn_var_som_defconfig | 98 ++++
include/configs/imx8mn_var_som.h | 95 +++
14 files changed, 1943 insertions(+)
create mode 100644 arch/arm/dts/imx8mn-var-som-symphony-u-boot.dtsi
create mode 100644 arch/arm/dts/imx8mn-var-som-symphony.dts
create mode 100644 arch/arm/dts/imx8mn-var-som.dtsi
create mode 100644 board/variscite/imx8mn_var_som/Kconfig
create mode 100644 board/variscite/imx8mn_var_som/MAINTAINERS
create mode 100644 board/variscite/imx8mn_var_som/Makefile
create mode 100644 board/variscite/imx8mn_var_som/ddr4_timing.c
create mode 100644 board/variscite/imx8mn_var_som/imx8mn_var_som.c
create mode 100644 board/variscite/imx8mn_var_som/imximage-8mn-ddr4.cfg
create mode 100644 board/variscite/imx8mn_var_som/spl.c
create mode 100644 configs/imx8mn_var_som_defconfig
create mode 100644 include/configs/imx8mn_var_som.h
--
2.30.2
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH v3 1/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
2021-11-16 3:50 [PATCH v3 0/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board Ariel D'Alessandro
@ 2021-11-16 3:50 ` Ariel D'Alessandro
2021-11-16 11:37 ` Fabio Estevam
0 siblings, 1 reply; 6+ messages in thread
From: Ariel D'Alessandro @ 2021-11-16 3:50 UTC (permalink / raw)
To: u-boot
Cc: uboot-imx, aford173, andre.przywara, andrey.zhizhikin,
ariel.dalessandro, christianshewitt, festevam, hs, iliev, jagan,
marcel.ziswiler, narmstrong, patrick.delaunay, pbrobinson,
peng.fan, rick, sbabic, seanga2, sjg, t.remmet, tharvey, trini
Add support for iMX8MN VAR-SOM-MX8M-NANO board. Enables support for:
- 1GiB DDR4 RAM
- 16 GiB eMMC
- SD card
- Gigabit ethernet
- USBOTG1 peripheral - fastboot
Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
---
arch/arm/dts/Makefile | 1 +
.../dts/imx8mn-var-som-symphony-u-boot.dtsi | 256 ++++++++
arch/arm/dts/imx8mn-var-som-symphony.dts | 240 ++++++++
arch/arm/dts/imx8mn-var-som.dtsi | 547 ++++++++++++++++++
arch/arm/mach-imx/imx8m/Kconfig | 9 +
board/variscite/imx8mn_var_som/Kconfig | 17 +
board/variscite/imx8mn_var_som/MAINTAINERS | 7 +
board/variscite/imx8mn_var_som/Makefile | 12 +
board/variscite/imx8mn_var_som/ddr4_timing.c | 528 +++++++++++++++++
.../variscite/imx8mn_var_som/imx8mn_var_som.c | 30 +
.../imx8mn_var_som/imximage-8mn-ddr4.cfg | 10 +
board/variscite/imx8mn_var_som/spl.c | 93 +++
configs/imx8mn_var_som_defconfig | 98 ++++
include/configs/imx8mn_var_som.h | 95 +++
14 files changed, 1943 insertions(+)
create mode 100644 arch/arm/dts/imx8mn-var-som-symphony-u-boot.dtsi
create mode 100644 arch/arm/dts/imx8mn-var-som-symphony.dts
create mode 100644 arch/arm/dts/imx8mn-var-som.dtsi
create mode 100644 board/variscite/imx8mn_var_som/Kconfig
create mode 100644 board/variscite/imx8mn_var_som/MAINTAINERS
create mode 100644 board/variscite/imx8mn_var_som/Makefile
create mode 100644 board/variscite/imx8mn_var_som/ddr4_timing.c
create mode 100644 board/variscite/imx8mn_var_som/imx8mn_var_som.c
create mode 100644 board/variscite/imx8mn_var_som/imximage-8mn-ddr4.cfg
create mode 100644 board/variscite/imx8mn_var_som/spl.c
create mode 100644 configs/imx8mn_var_som_defconfig
create mode 100644 include/configs/imx8mn_var_som.h
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index cc34da7bd83..8d27876fa0e 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -901,6 +901,7 @@ dtb-$(CONFIG_ARCH_IMX8M) += \
imx8mn-ddr4-evk.dtb \
imx8mq-cm.dtb \
imx8mn-evk.dtb \
+ imx8mn-var-som-symphony.dtb \
imx8mq-evk.dtb \
imx8mm-beacon-kit.dtb \
imx8mn-beacon-kit.dtb \
diff --git a/arch/arm/dts/imx8mn-var-som-symphony-u-boot.dtsi b/arch/arm/dts/imx8mn-var-som-symphony-u-boot.dtsi
new file mode 100644
index 00000000000..ce475885df6
--- /dev/null
+++ b/arch/arm/dts/imx8mn-var-som-symphony-u-boot.dtsi
@@ -0,0 +1,256 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 Collabora Ltd.
+ */
+
+/ {
+ binman: binman {
+ multiple-images;
+ };
+
+ wdt-reboot {
+ compatible = "wdt-reboot";
+ wdt = <&wdog1>;
+ u-boot,dm-spl;
+ };
+};
+
+&{/soc@0} {
+ u-boot,dm-pre-reloc;
+ u-boot,dm-spl;
+};
+
+&{/soc@0/bus@30800000/i2c@30a20000/pmic@4b} {
+ u-boot,dm-spl;
+};
+
+&{/soc@0/bus@30800000/i2c@30a20000/pmic@4b/regulators} {
+ u-boot,dm-spl;
+};
+
+&aips1 {
+ u-boot,dm-pre-reloc;
+ u-boot,dm-spl;
+};
+
+&aips3 {
+ u-boot,dm-spl;
+};
+
+&aips4 {
+ u-boot,dm-spl;
+};
+
+&clk {
+ u-boot,dm-pre-reloc;
+ u-boot,dm-spl;
+ /delete-property/ assigned-clocks;
+ /delete-property/ assigned-clock-parents;
+ /delete-property/ assigned-clock-rates;
+};
+
+&gpio1 {
+ u-boot,dm-spl;
+};
+
+&gpio2 {
+ u-boot,dm-spl;
+};
+
+&gpio4 {
+ u-boot,dm-spl;
+};
+
+&i2c1 {
+ u-boot,dm-spl;
+};
+
+&iomuxc {
+ u-boot,dm-spl;
+};
+
+&osc_24m {
+ u-boot,dm-pre-reloc;
+ u-boot,dm-spl;
+};
+
+&pinctrl_i2c1 {
+ u-boot,dm-spl;
+};
+
+&pinctrl_pmic {
+ u-boot,dm-spl;
+};
+
+&pinctrl_reg_usdhc2_vmmc {
+ u-boot,dm-spl;
+};
+
+&pinctrl_uart4 {
+ u-boot,dm-spl;
+};
+
+&pinctrl_usdhc2 {
+ u-boot,dm-spl;
+};
+
+&pinctrl_usdhc3 {
+ u-boot,dm-spl;
+};
+
+&pinctrl_wdog {
+ u-boot,dm-spl;
+};
+
+&uart4 {
+ u-boot,dm-spl;
+};
+
+&usdhc2 {
+ u-boot,dm-spl;
+};
+
+&usdhc3 {
+ u-boot,dm-spl;
+};
+
+&wdog1 {
+ u-boot,dm-spl;
+};
+
+&binman {
+ u-boot-spl-ddr {
+ align = <4>;
+ align-size = <4>;
+ filename = "u-boot-spl-ddr.bin";
+ pad-byte = <0xff>;
+
+ u-boot-spl {
+ align-end = <4>;
+ filename = "u-boot-spl.bin";
+ };
+
+ 1d-imem {
+ filename = "ddr4_imem_1d.bin";
+ size = <0x8000>;
+ type = "blob-ext";
+ };
+
+ 1d_dmem {
+ filename = "ddr4_dmem_1d.bin";
+ size = <0x4000>;
+ type = "blob-ext";
+ };
+
+ 2d_imem {
+ filename = "ddr4_imem_2d.bin";
+ size = <0x8000>;
+ type = "blob-ext";
+ };
+
+ 2d_dmem {
+ filename = "ddr4_dmem_2d.bin";
+ size = <0x4000>;
+ type = "blob-ext";
+ };
+ };
+
+ spl {
+ filename = "spl.bin";
+
+ mkimage {
+ args = "-n spl/u-boot-spl.cfgout -T imx8mimage -e 0x912000";
+
+ blob {
+ filename = "u-boot-spl-ddr.bin";
+ };
+ };
+ };
+
+ itb {
+ filename = "u-boot.itb";
+
+ fit {
+ description = "Configuration to load ATF before U-Boot";
+ fit,external-offset = <CONFIG_FIT_EXTERNAL_OFFSET>;
+ fit,fdt-list = "of-list";
+ #address-cells = <1>;
+
+ images {
+ uboot {
+ arch = "arm64";
+ compression = "none";
+ description = "U-Boot (64-bit)";
+ load = <CONFIG_SYS_TEXT_BASE>;
+ type = "standalone";
+
+ uboot_blob {
+ filename = "u-boot-nodtb.bin";
+ type = "blob-ext";
+ };
+ };
+
+ atf {
+ arch = "arm64";
+ compression = "none";
+ description = "ARM Trusted Firmware";
+ entry = <0x960000>;
+ load = <0x960000>;
+ type = "firmware";
+
+ atf_blob {
+ filename = "bl31.bin";
+ type = "blob-ext";
+ };
+ };
+
+ binman_fip: fip {
+ arch = "arm64";
+ compression = "none";
+ description = "Trusted Firmware FIP";
+ load = <0x40310000>;
+ type = "firmware";
+ };
+
+ @fdt-SEQ {
+ compression = "none";
+ description = "NAME";
+ type = "flat_dt";
+
+ uboot_fdt_blob {
+ filename = "u-boot.dtb";
+ type = "blob-ext";
+ };
+ };
+ };
+
+ configurations {
+ default = "@config-DEFAULT-SEQ";
+
+ binman_configuration: @config-SEQ {
+ description = "NAME";
+ fdt = "fdt-SEQ";
+ firmware = "uboot";
+ loadables = "atf";
+ };
+ };
+ };
+ };
+
+ imx-boot {
+ filename = "flash.bin";
+ pad-byte = <0x00>;
+
+ spl {
+ filename = "spl.bin";
+ offset = <0x0>;
+ type = "blob-ext";
+ };
+
+ binman_uboot: uboot {
+ filename = "u-boot.itb";
+ offset = <0x58000>;
+ type = "blob-ext";
+ };
+ };
+};
diff --git a/arch/arm/dts/imx8mn-var-som-symphony.dts b/arch/arm/dts/imx8mn-var-som-symphony.dts
new file mode 100644
index 00000000000..f61c48776cf
--- /dev/null
+++ b/arch/arm/dts/imx8mn-var-som-symphony.dts
@@ -0,0 +1,240 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2019-2020 Variscite Ltd.
+ * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org>
+ */
+
+/dts-v1/;
+
+#include "imx8mn-var-som.dtsi"
+
+/ {
+ model = "Variscite VAR-SOM-MX8MN Symphony evaluation board";
+ compatible = "variscite,var-som-mx8mn-symphony", "variscite,var-som-mx8mn", "fsl,imx8mn";
+
+ reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+ regulator-name = "VSD_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 22 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ back {
+ label = "Back";
+ gpios = <&pca9534 1 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_BACK>;
+ };
+
+ home {
+ label = "Home";
+ gpios = <&pca9534 2 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_HOME>;
+ };
+
+ menu {
+ label = "Menu";
+ gpios = <&pca9534 3 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_MENU>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led {
+ label = "Heartbeat";
+ gpios = <&pca9534 0 GPIO_ACTIVE_LOW>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+};
+
+ðphy {
+ reset-gpios = <&pca9534 5 GPIO_ACTIVE_HIGH>;
+};
+
+&i2c2 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ pca9534: gpio@20 {
+ compatible = "nxp,pca9534";
+ reg = <0x20>;
+ gpio-controller;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pca9534>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
+ #gpio-cells = <2>;
+ wakeup-source;
+
+ /* USB 3.0 OTG (usbotg1) / SATA port switch, set to USB 3.0 */
+ usb3-sata-sel-hog {
+ gpio-hog;
+ gpios = <4 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "usb3_sata_sel";
+ };
+
+ som-vselect-hog {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "som_vselect";
+ };
+
+ enet-sel-hog {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "enet_sel";
+ };
+ };
+
+ extcon_usbotg1: typec@3d {
+ compatible = "nxp,ptn5150";
+ reg = <0x3d>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ptn5150>;
+ status = "okay";
+ };
+};
+
+&i2c3 {
+ /* Capacitive touch controller */
+ ft5x06_ts: touchscreen@38 {
+ compatible = "edt,edt-ft5406";
+ reg = <0x38>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_captouch>;
+ interrupt-parent = <&gpio5>;
+ interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ touchscreen-inverted-x;
+ touchscreen-inverted-y;
+ };
+
+ rtc@68 {
+ compatible = "dallas,ds1337";
+ reg = <0x68>;
+ };
+};
+
+/* Header */
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ status = "okay";
+};
+
+/* Header */
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3>;
+ status = "okay";
+};
+
+&usbotg1 {
+ disable-over-current;
+ extcon = <&extcon_usbotg1>, <&extcon_usbotg1>;
+};
+
+&pinctrl_fec1 {
+ fsl,pins = <
+ MX8MN_IOMUXC_ENET_MDC_ENET1_MDC 0x3
+ MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO 0x3
+ MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
+ MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
+ MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
+ MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
+ MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
+ MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
+ MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
+ MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
+ MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
+ MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
+ MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
+ MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f
+ /* Remove the MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9 as not used */
+ >;
+};
+
+&pinctrl_fec1_sleep {
+ fsl,pins = <
+ MX8MN_IOMUXC_ENET_MDC_GPIO1_IO16 0x120
+ MX8MN_IOMUXC_ENET_MDIO_GPIO1_IO17 0x120
+ MX8MN_IOMUXC_ENET_TD3_GPIO1_IO18 0x120
+ MX8MN_IOMUXC_ENET_TD2_GPIO1_IO19 0x120
+ MX8MN_IOMUXC_ENET_TD1_GPIO1_IO20 0x120
+ MX8MN_IOMUXC_ENET_TD0_GPIO1_IO21 0x120
+ MX8MN_IOMUXC_ENET_RD3_GPIO1_IO29 0x120
+ MX8MN_IOMUXC_ENET_RD2_GPIO1_IO28 0x120
+ MX8MN_IOMUXC_ENET_RD1_GPIO1_IO27 0x120
+ MX8MN_IOMUXC_ENET_RD0_GPIO1_IO26 0x120
+ MX8MN_IOMUXC_ENET_TXC_GPIO1_IO23 0x120
+ MX8MN_IOMUXC_ENET_RXC_GPIO1_IO25 0x120
+ MX8MN_IOMUXC_ENET_RX_CTL_GPIO1_IO24 0x120
+ MX8MN_IOMUXC_ENET_TX_CTL_GPIO1_IO22 0x120
+ /* Remove the MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9 as not used */
+ >;
+};
+
+&iomuxc {
+ pinctrl_captouch: captouchgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SPDIF_RX_GPIO5_IO4 0x16
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3
+ MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_pca9534: pca9534grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_GPIO1_IO07_GPIO1_IO7 0x16
+ >;
+ };
+
+ pinctrl_ptn5150: ptn5150grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x16
+ >;
+ };
+
+ pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SAI2_RXC_GPIO4_IO22 0x41
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_UART1_RXD_UART1_DCE_RX 0x140
+ MX8MN_IOMUXC_UART1_TXD_UART1_DCE_TX 0x140
+ >;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_UART3_RXD_UART3_DCE_RX 0x140
+ MX8MN_IOMUXC_UART3_TXD_UART3_DCE_TX 0x140
+ >;
+ };
+};
diff --git a/arch/arm/dts/imx8mn-var-som.dtsi b/arch/arm/dts/imx8mn-var-som.dtsi
new file mode 100644
index 00000000000..f97209fbd8b
--- /dev/null
+++ b/arch/arm/dts/imx8mn-var-som.dtsi
@@ -0,0 +1,547 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2019 NXP
+ * Copyright 2019-2020 Variscite Ltd.
+ * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org>
+ */
+
+#include "imx8mn.dtsi"
+
+/ {
+ model = "Variscite VAR-SOM-MX8MN module";
+ compatible = "variscite,var-som-mx8mn", "fsl,imx8mn";
+
+ chosen {
+ stdout-path = &uart4;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x0 0x40000000 0 0x40000000>;
+ };
+
+ reg_eth_phy: regulator-eth-phy {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_eth_phy>;
+ regulator-name = "eth_phy_pwr";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 9 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+};
+
+&A53_0 {
+ cpu-supply = <&buck2_reg>;
+};
+
+&A53_1 {
+ cpu-supply = <&buck2_reg>;
+};
+
+&A53_2 {
+ cpu-supply = <&buck2_reg>;
+};
+
+&A53_3 {
+ cpu-supply = <&buck2_reg>;
+};
+
+&ecspi1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ecspi1>;
+ cs-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>,
+ <&gpio1 0 GPIO_ACTIVE_LOW>;
+ /delete-property/ dmas;
+ /delete-property/ dma-names;
+ status = "okay";
+
+ /* Resistive touch controller */
+ touchscreen@0 {
+ reg = <0>;
+ compatible = "ti,ads7846";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_restouch>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+
+ spi-max-frequency = <1500000>;
+ pendown-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+
+ ti,x-min = /bits/ 16 <125>;
+ touchscreen-size-x = /bits/ 16 <4008>;
+ ti,y-min = /bits/ 16 <282>;
+ touchscreen-size-y = /bits/ 16 <3864>;
+ ti,x-plate-ohms = /bits/ 16 <180>;
+ touchscreen-max-pressure = /bits/ 16 <255>;
+ touchscreen-average-samples = /bits/ 16 <10>;
+ ti,debounce-tol = /bits/ 16 <3>;
+ ti,debounce-rep = /bits/ 16 <1>;
+ ti,settle-delay-usec = /bits/ 16 <150>;
+ ti,keep-vref-on;
+ wakeup-source;
+ };
+};
+
+&fec1 {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_fec1>;
+ pinctrl-1 = <&pinctrl_fec1_sleep>;
+ phy-mode = "rgmii";
+ phy-handle = <ðphy>;
+ phy-supply = <®_eth_phy>;
+ phy-reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
+ phy-reset-duration = <10>;
+ fsl,magic-packet;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy: ethernet-phy@4 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <4>;
+ };
+ };
+};
+
+&i2c1 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ pmic@4b {
+ compatible = "rohm,bd71847";
+ reg = <0x4b>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pmic>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
+ rohm,reset-snvs-powered;
+
+ regulators {
+ buck1_reg: BUCK1 {
+ regulator-name = "buck1";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <1250>;
+ };
+
+ buck2_reg: BUCK2 {
+ regulator-name = "buck2";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <1250>;
+ rohm,dvs-run-voltage = <1000000>;
+ rohm,dvs-idle-voltage = <900000>;
+ };
+
+ buck3_reg: BUCK3 {
+ regulator-name = "buck3";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck4_reg: BUCK4 {
+ regulator-name = "buck4";
+ regulator-min-microvolt = <2600000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck5_reg: BUCK5 {
+ regulator-name = "buck5";
+ regulator-min-microvolt = <1605000>;
+ regulator-max-microvolt = <1995000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck6_reg: BUCK6 {
+ regulator-name = "buck6";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo1_reg: LDO1 {
+ regulator-name = "ldo1";
+ regulator-min-microvolt = <1600000>;
+ regulator-max-microvolt = <1900000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo2_reg: LDO2 {
+ regulator-name = "ldo2";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <900000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo3_reg: LDO3 {
+ regulator-name = "ldo3";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo4_reg: LDO4 {
+ regulator-name = "ldo4";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ ldo5_reg: LDO5 {
+ regulator-compatible = "ldo5";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ ldo6_reg: LDO6 {
+ regulator-name = "ldo6";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+};
+
+&i2c3 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+
+ /* TODO: configure audio, as of now just put a placeholder */
+ wm8904: codec@1a {
+ compatible = "wlf,wm8904";
+ reg = <0x1a>;
+ status = "disabled";
+ };
+};
+
+&snvs_pwrkey {
+ status = "okay";
+};
+
+/* Bluetooth */
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2>;
+ assigned-clocks = <&clk IMX8MN_CLK_UART2>;
+ assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>;
+ uart-has-rtscts;
+ status = "okay";
+};
+
+/* Console */
+&uart4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart4>;
+ status = "okay";
+};
+
+&usbotg1 {
+ dr_mode = "peripheral";
+ status = "okay";
+};
+
+/* WIFI */
+&usdhc1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc1>;
+ pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+ bus-width = <4>;
+ non-removable;
+ keep-power-in-suspend;
+ status = "okay";
+
+ brcmf: bcrmf@1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+ };
+};
+
+/* SD */
+&usdhc2 {
+ assigned-clocks = <&clk IMX8MN_CLK_USDHC2>;
+ assigned-clock-rates = <200000000>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+ cd-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ vmmc-supply = <®_usdhc2_vmmc>;
+ status = "okay";
+};
+
+/* eMMC */
+&usdhc3 {
+ assigned-clocks = <&clk IMX8MN_CLK_USDHC3_ROOT>;
+ assigned-clock-rates = <400000000>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc3>;
+ pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+ bus-width = <8>;
+ non-removable;
+ status = "okay";
+};
+
+&wdog1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdog>;
+ fsl,ext-reset-output;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl_ecspi1: ecspi1grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x13
+ MX8MN_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x13
+ MX8MN_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x13
+ MX8MN_IOMUXC_GPIO1_IO14_GPIO1_IO14 0x13
+ MX8MN_IOMUXC_GPIO1_IO00_GPIO1_IO0 0x13
+ >;
+ };
+
+ pinctrl_fec1: fec1grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_ENET_MDC_ENET1_MDC 0x3
+ MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO 0x3
+ MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
+ MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
+ MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
+ MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
+ MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
+ MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
+ MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
+ MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
+ MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
+ MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
+ MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
+ MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f
+ MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x19
+ >;
+ };
+
+ pinctrl_fec1_sleep: fec1sleepgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_ENET_MDC_GPIO1_IO16 0x120
+ MX8MN_IOMUXC_ENET_MDIO_GPIO1_IO17 0x120
+ MX8MN_IOMUXC_ENET_TD3_GPIO1_IO18 0x120
+ MX8MN_IOMUXC_ENET_TD2_GPIO1_IO19 0x120
+ MX8MN_IOMUXC_ENET_TD1_GPIO1_IO20 0x120
+ MX8MN_IOMUXC_ENET_TD0_GPIO1_IO21 0x120
+ MX8MN_IOMUXC_ENET_RD3_GPIO1_IO29 0x120
+ MX8MN_IOMUXC_ENET_RD2_GPIO1_IO28 0x120
+ MX8MN_IOMUXC_ENET_RD1_GPIO1_IO27 0x120
+ MX8MN_IOMUXC_ENET_RD0_GPIO1_IO26 0x120
+ MX8MN_IOMUXC_ENET_TXC_GPIO1_IO23 0x120
+ MX8MN_IOMUXC_ENET_RXC_GPIO1_IO25 0x120
+ MX8MN_IOMUXC_ENET_RX_CTL_GPIO1_IO24 0x120
+ MX8MN_IOMUXC_ENET_TX_CTL_GPIO1_IO22 0x120
+ MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x120
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
+ MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_I2C3_SCL_I2C3_SCL 0x400001c3
+ MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_pmic: pmicirqgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD1_DATA6_GPIO2_IO8 0x141
+ >;
+ };
+
+ pinctrl_reg_eth_phy: regethphygrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD1_DATA7_GPIO2_IO9 0x41
+ >;
+ };
+
+ pinctrl_restouch: restouchgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x1c0
+ >;
+ };
+
+ pinctrl_uart2: uart2grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SAI3_TXFS_UART2_DCE_RX 0x140
+ MX8MN_IOMUXC_SAI3_TXC_UART2_DCE_TX 0x140
+ MX8MN_IOMUXC_SAI3_RXC_UART2_DCE_CTS_B 0x140
+ MX8MN_IOMUXC_SAI3_RXD_UART2_DCE_RTS_B 0x140
+ >;
+ };
+
+ pinctrl_uart4: uart4grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_UART4_RXD_UART4_DCE_RX 0x140
+ MX8MN_IOMUXC_UART4_TXD_UART4_DCE_TX 0x140
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK 0x190
+ MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d0
+ MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d0
+ MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d0
+ MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d0
+ MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK 0x194
+ MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d4
+ MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d4
+ MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d4
+ MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d4
+ MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d4
+ >;
+ };
+
+ pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK 0x196
+ MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d6
+ MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d6
+ MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d6
+ MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d6
+ MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d6
+ >;
+ };
+
+ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_GPIO1_IO10_GPIO1_IO10 0x41
+ >;
+ };
+
+ pinctrl_usdhc2: usdhc2grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x190
+ MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0
+ MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0
+ MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0
+ MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0
+ MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0
+ MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x194
+ MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4
+ MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4
+ MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4
+ MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4
+ MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4
+ MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x196
+ MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6
+ MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6
+ MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6
+ MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6
+ MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6
+ MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190
+ MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0
+ MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0
+ MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0
+ MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0
+ MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0
+ MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0
+ MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0
+ MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0
+ MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0
+ MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190
+ >;
+ };
+
+ pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194
+ MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4
+ MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4
+ MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4
+ MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4
+ MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4
+ MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4
+ MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4
+ MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4
+ MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4
+ MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194
+ >;
+ };
+
+ pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196
+ MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6
+ MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6
+ MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6
+ MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6
+ MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6
+ MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6
+ MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6
+ MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6
+ MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6
+ MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196
+ >;
+ };
+
+ pinctrl_wdog: wdoggrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0x166
+ >;
+ };
+};
diff --git a/arch/arm/mach-imx/imx8m/Kconfig b/arch/arm/mach-imx/imx8m/Kconfig
index 276b8bd9742..82a5ab8ad00 100644
--- a/arch/arm/mach-imx/imx8m/Kconfig
+++ b/arch/arm/mach-imx/imx8m/Kconfig
@@ -108,6 +108,14 @@ config TARGET_PICO_IMX8MQ
select IMX8MQ
select IMX8M_LPDDR4
+config TARGET_IMX8MN_VAR_SOM
+ bool "imx8mn_var_som"
+ select BINMAN
+ select IMX8MN
+ select SUPPORT_SPL
+ select IMX8M_DDR4
+ select IMX8M_BOARD_INIT_DRAM
+
config TARGET_VERDIN_IMX8MM
bool "Support Toradex Verdin iMX8M Mini module"
select BINMAN
@@ -171,6 +179,7 @@ source "board/phytec/phycore_imx8mm/Kconfig"
source "board/phytec/phycore_imx8mp/Kconfig"
source "board/ronetix/imx8mq-cm/Kconfig"
source "board/technexion/pico-imx8mq/Kconfig"
+source "board/variscite/imx8mn_var_som/Kconfig"
source "board/toradex/verdin-imx8mm/Kconfig"
endif
diff --git a/board/variscite/imx8mn_var_som/Kconfig b/board/variscite/imx8mn_var_som/Kconfig
new file mode 100644
index 00000000000..cfe6fc8c2c7
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/Kconfig
@@ -0,0 +1,17 @@
+if TARGET_IMX8MN_VAR_SOM
+
+config SYS_BOARD
+ default "imx8mn_var_som"
+
+config SYS_VENDOR
+ default "variscite"
+
+config SYS_CONFIG_NAME
+ default "imx8mn_var_som"
+
+config IMX_CONFIG
+ default "board/variscite/imx8mn_var_som/imximage-8mn-ddr4.cfg"
+
+source "board/freescale/common/Kconfig"
+
+endif
diff --git a/board/variscite/imx8mn_var_som/MAINTAINERS b/board/variscite/imx8mn_var_som/MAINTAINERS
new file mode 100644
index 00000000000..993bcfbf476
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/MAINTAINERS
@@ -0,0 +1,7 @@
+ARM i.MX8MN VARISCITE VAR-SOM-MX8MN MODULE
+M: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
+S: Maintained
+F: arch/arm/dts/arch/arm/dts/imx8mn-var-som*
+F: board/variscite/imx8mn_var_som/
+F: configs/imx8mn_var_som_defconfig
+F: include/configs/imx8mn_var_som.h
diff --git a/board/variscite/imx8mn_var_som/Makefile b/board/variscite/imx8mn_var_som/Makefile
new file mode 100644
index 00000000000..a8b6a343ffc
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/Makefile
@@ -0,0 +1,12 @@
+#
+# Copyright 2021 Collabora Ltd.
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += imx8mn_var_som.o
+
+ifdef CONFIG_SPL_BUILD
+obj-y += spl.o
+obj-y += ddr4_timing.o
+endif
diff --git a/board/variscite/imx8mn_var_som/ddr4_timing.c b/board/variscite/imx8mn_var_som/ddr4_timing.c
new file mode 100644
index 00000000000..0ed69eeb3de
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/ddr4_timing.c
@@ -0,0 +1,528 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2019 NXP
+ *
+ * Generated code from MX8M_DDR_tool
+ * Align with uboot version:
+ * imx_v2018.03_4.14.78_1.0.0_ga ~ imx_v2018.04_4.19.35_1.0.0_ga
+ */
+
+#include <linux/kernel.h>
+#include <asm/arch/ddr.h>
+
+static struct dram_cfg_param ddr_ddrc_cfg[] = {
+ /** Initialize DDRC registers **/
+ { 0x3d400000, 0x81040010 },
+ { 0x3d400030, 0x20 },
+ { 0x3d400034, 0x221306 },
+ { 0x3d400050, 0x210070 },
+ { 0x3d400054, 0x10008 },
+ { 0x3d400060, 0x0 },
+ { 0x3d400064, 0x9200d2 },
+ { 0x3d4000c0, 0x0 },
+ { 0x3d4000c4, 0x1000 },
+ { 0x3d4000d0, 0xc0030126 },
+ { 0x3d4000d4, 0x770000 },
+ { 0x3d4000dc, 0x8340105 },
+ { 0x3d4000e0, 0x180200 },
+ { 0x3d4000e4, 0x110000 },
+ { 0x3d4000e8, 0x2000600 },
+ { 0x3d4000ec, 0x810 },
+ { 0x3d4000f0, 0x20 },
+ { 0x3d4000f4, 0xec7 },
+ { 0x3d400100, 0x11122914 },
+ { 0x3d400104, 0x4051c },
+ { 0x3d400108, 0x608050d },
+ { 0x3d40010c, 0x400c },
+ { 0x3d400110, 0x8030409 },
+ { 0x3d400114, 0x6060403 },
+ { 0x3d40011c, 0x606 },
+ { 0x3d400120, 0x5050d08 },
+ { 0x3d400124, 0x2040a },
+ { 0x3d40012c, 0x1409010e },
+ { 0x3d400130, 0x8 },
+ { 0x3d40013c, 0x0 },
+ { 0x3d400180, 0x1000040 },
+ { 0x3d400184, 0x493e },
+ { 0x3d400190, 0x38b8207 },
+ { 0x3d400194, 0x2020303 },
+ { 0x3d400198, 0x7f04011 },
+ { 0x3d40019c, 0xb0 },
+ { 0x3d4001a0, 0xe0400018 },
+ { 0x3d4001a4, 0x48005a },
+ { 0x3d4001a8, 0x80000000 },
+ { 0x3d4001b0, 0x1 },
+ { 0x3d4001b4, 0xb07 },
+ { 0x3d4001b8, 0x4 },
+ { 0x3d4001c0, 0x1 },
+ { 0x3d4001c4, 0x0 },
+ { 0x3d400200, 0x3f1f },
+ { 0x3d400204, 0x3f0909 },
+ { 0x3d400208, 0x700 },
+ { 0x3d40020c, 0x0 },
+ { 0x3d400210, 0x1f1f },
+ { 0x3d400214, 0x7070707 },
+ { 0x3d400218, 0x7070707 },
+ { 0x3d40021c, 0xf0f },
+ { 0x3d400220, 0x3f01 },
+ { 0x3d400240, 0x6000610 },
+ { 0x3d400244, 0x1323 },
+ { 0x3d400400, 0x100 },
+ { 0x3d400250, 0x317d1a07 },
+ { 0x3d400254, 0xf },
+ { 0x3d40025c, 0x2a001b76 },
+ { 0x3d400264, 0x7300b473 },
+ { 0x3d40026c, 0x30000e06 },
+ { 0x3d400300, 0x14 },
+ { 0x3d40036c, 0x10 },
+ { 0x3d400404, 0x13193 },
+ { 0x3d400408, 0x6096 },
+ { 0x3d400490, 0x1 },
+ { 0x3d400494, 0x2000c00 },
+ { 0x3d400498, 0x3c00db },
+ { 0x3d40049c, 0x100009 },
+ { 0x3d4004a0, 0x2 },
+ { 0x3d402050, 0x210070 },
+ { 0x3d402064, 0x40005e },
+ { 0x3d4020dc, 0x40105 },
+ { 0x3d4020e0, 0x0 },
+ { 0x3d4020e8, 0x2000600 },
+ { 0x3d4020ec, 0x10 },
+ { 0x3d402100, 0xb081209 },
+ { 0x3d402104, 0x2020d },
+ { 0x3d402108, 0x5050309 },
+ { 0x3d40210c, 0x400c },
+ { 0x3d402110, 0x5030206 },
+ { 0x3d402114, 0x3030202 },
+ { 0x3d40211c, 0x303 },
+ { 0x3d402120, 0x3030d04 },
+ { 0x3d402124, 0x20208 },
+ { 0x3d40212c, 0x1005010e },
+ { 0x3d402130, 0x8 },
+ { 0x3d40213c, 0x0 },
+ { 0x3d402180, 0x1000040 },
+ { 0x3d402190, 0x3858204 },
+ { 0x3d402194, 0x2020303 },
+ { 0x3d4021b4, 0x504 },
+ { 0x3d4021b8, 0x4 },
+ { 0x3d402240, 0x6000604 },
+ { 0x3d4020f4, 0xec7 },
+};
+
+/* PHY Initialize Configuration */
+static struct dram_cfg_param ddr_ddrphy_cfg[] = {
+ { 0x1005f, 0x2fd },
+ { 0x1015f, 0x2fd },
+ { 0x1105f, 0x2fd },
+ { 0x1115f, 0x2fd },
+ { 0x11005f, 0x2fd },
+ { 0x11015f, 0x2fd },
+ { 0x11105f, 0x2fd },
+ { 0x11115f, 0x2fd },
+ { 0x55, 0x355 },
+ { 0x1055, 0x355 },
+ { 0x2055, 0x355 },
+ { 0x3055, 0x355 },
+ { 0x4055, 0x55 },
+ { 0x5055, 0x55 },
+ { 0x6055, 0x355 },
+ { 0x7055, 0x355 },
+ { 0x8055, 0x355 },
+ { 0x9055, 0x355 },
+ { 0x200c5, 0xa },
+ { 0x1200c5, 0x6 },
+ { 0x2002e, 0x2 },
+ { 0x12002e, 0x1 },
+ { 0x20024, 0x8 },
+ { 0x2003a, 0x2 },
+ { 0x120024, 0x8 },
+ { 0x2003a, 0x2 },
+ { 0x20056, 0x6 },
+ { 0x120056, 0xa },
+ { 0x1004d, 0x1a },
+ { 0x1014d, 0x1a },
+ { 0x1104d, 0x1a },
+ { 0x1114d, 0x1a },
+ { 0x11004d, 0x1a },
+ { 0x11014d, 0x1a },
+ { 0x11104d, 0x1a },
+ { 0x11114d, 0x1a },
+ { 0x10049, 0xe38 },
+ { 0x10149, 0xe38 },
+ { 0x11049, 0xe38 },
+ { 0x11149, 0xe38 },
+ { 0x110049, 0xe38 },
+ { 0x110149, 0xe38 },
+ { 0x111049, 0xe38 },
+ { 0x111149, 0xe38 },
+ { 0x43, 0x63 },
+ { 0x1043, 0x63 },
+ { 0x2043, 0x63 },
+ { 0x3043, 0x63 },
+ { 0x4043, 0x63 },
+ { 0x5043, 0x63 },
+ { 0x6043, 0x63 },
+ { 0x7043, 0x63 },
+ { 0x8043, 0x63 },
+ { 0x9043, 0x63 },
+ { 0x20018, 0x1 },
+ { 0x20075, 0x2 },
+ { 0x20050, 0x0 },
+ { 0x20008, 0x258 },
+ { 0x120008, 0x10a },
+ { 0x20088, 0x9 },
+ { 0x200b2, 0x268 },
+ { 0x10043, 0x5b1 },
+ { 0x10143, 0x5b1 },
+ { 0x11043, 0x5b1 },
+ { 0x11143, 0x5b1 },
+ { 0x1200b2, 0x268 },
+ { 0x110043, 0x5b1 },
+ { 0x110143, 0x5b1 },
+ { 0x111043, 0x5b1 },
+ { 0x111143, 0x5b1 },
+ { 0x200fa, 0x1 },
+ { 0x1200fa, 0x1 },
+ { 0x20019, 0x5 },
+ { 0x120019, 0x5 },
+ { 0x200f0, 0x5555 },
+ { 0x200f1, 0x5555 },
+ { 0x200f2, 0x5555 },
+ { 0x200f3, 0x5555 },
+ { 0x200f4, 0x5555 },
+ { 0x200f5, 0x5555 },
+ { 0x200f6, 0x5555 },
+ { 0x200f7, 0xf000 },
+ { 0x20025, 0x0 },
+ { 0x2002d, 0x0 },
+ { 0x12002d, 0x0 },
+ { 0x2005b, 0x7529 },
+ { 0x2005c, 0x0 },
+ { 0x200c7, 0x21 },
+ { 0x200ca, 0x24 },
+ { 0x200cc, 0x1f7 },
+ { 0x1200c7, 0x21 },
+ { 0x1200ca, 0x24 },
+ { 0x1200cc, 0x1f7 },
+ { 0x2007d, 0x212 },
+ { 0x12007d, 0x212 },
+ { 0x2007c, 0x61 },
+ { 0x12007c, 0x61 },
+ { 0x1004a, 0x500 },
+ { 0x1104a, 0x500 },
+ { 0x2002c, 0x0 },
+};
+
+/* P0 message block parameter for training firmware */
+static struct dram_cfg_param ddr_fsp0_cfg[] = {
+ { 0xd0000, 0x0 },
+ { 0x54003, 0x960 },
+ { 0x54004, 0x2 },
+ { 0x54005, 0x2830 },
+ { 0x54006, 0x25e },
+ { 0x54007, 0x1000 },
+ { 0x54008, 0x101 },
+ { 0x5400b, 0x31f },
+ { 0x5400c, 0xc8 },
+ { 0x5400d, 0x100 },
+ { 0x54012, 0x1 },
+ { 0x5402f, 0x834 },
+ { 0x54030, 0x105 },
+ { 0x54031, 0x18 },
+ { 0x54032, 0x200 },
+ { 0x54033, 0x200 },
+ { 0x54034, 0x600 },
+ { 0x54035, 0x810 },
+ { 0x54036, 0x101 },
+ { 0x5403f, 0x1221 },
+ { 0x541fc, 0x100 },
+ { 0xd0000, 0x1 },
+};
+
+/* P1 message block parameter for training firmware */
+static struct dram_cfg_param ddr_fsp1_cfg[] = {
+ { 0xd0000, 0x0 },
+ { 0x54002, 0x1 },
+ { 0x54003, 0x42a },
+ { 0x54004, 0x2 },
+ { 0x54005, 0x2830 },
+ { 0x54006, 0x25e },
+ { 0x54007, 0x1000 },
+ { 0x54008, 0x101 },
+ { 0x5400b, 0x21f },
+ { 0x5400c, 0xc8 },
+ { 0x5400d, 0x100 },
+ { 0x54012, 0x1 },
+ { 0x5402f, 0x4 },
+ { 0x54030, 0x105 },
+ { 0x54033, 0x200 },
+ { 0x54034, 0x600 },
+ { 0x54035, 0x10 },
+ { 0x54036, 0x101 },
+ { 0x5403f, 0x1221 },
+ { 0x541fc, 0x100 },
+ { 0xd0000, 0x1 },
+};
+
+/* P0 2D message block parameter for training firmware */
+static struct dram_cfg_param ddr_fsp0_2d_cfg[] = {
+ { 0xd0000, 0x0 },
+ { 0x54003, 0x960 },
+ { 0x54004, 0x2 },
+ { 0x54005, 0x2830 },
+ { 0x54006, 0x25e },
+ { 0x54007, 0x1000 },
+ { 0x54008, 0x101 },
+ { 0x5400b, 0x61 },
+ { 0x5400c, 0xc8 },
+ { 0x5400d, 0x100 },
+ { 0x5400e, 0x1f7f },
+ { 0x54012, 0x1 },
+ { 0x5402f, 0x834 },
+ { 0x54030, 0x105 },
+ { 0x54031, 0x18 },
+ { 0x54032, 0x200 },
+ { 0x54033, 0x200 },
+ { 0x54034, 0x600 },
+ { 0x54035, 0x810 },
+ { 0x54036, 0x101 },
+ { 0x5403f, 0x1221 },
+ { 0x541fc, 0x100 },
+ { 0xd0000, 0x1 },
+};
+
+/* DRAM PHY init engine image */
+static struct dram_cfg_param ddr_phy_pie[] = {
+ { 0xd0000, 0x0 },
+ { 0x90000, 0x10 },
+ { 0x90001, 0x400 },
+ { 0x90002, 0x10e },
+ { 0x90003, 0x0 },
+ { 0x90004, 0x0 },
+ { 0x90005, 0x8 },
+ { 0x90029, 0xb },
+ { 0x9002a, 0x480 },
+ { 0x9002b, 0x109 },
+ { 0x9002c, 0x8 },
+ { 0x9002d, 0x448 },
+ { 0x9002e, 0x139 },
+ { 0x9002f, 0x8 },
+ { 0x90030, 0x478 },
+ { 0x90031, 0x109 },
+ { 0x90032, 0x2 },
+ { 0x90033, 0x10 },
+ { 0x90034, 0x139 },
+ { 0x90035, 0xb },
+ { 0x90036, 0x7c0 },
+ { 0x90037, 0x139 },
+ { 0x90038, 0x44 },
+ { 0x90039, 0x633 },
+ { 0x9003a, 0x159 },
+ { 0x9003b, 0x14f },
+ { 0x9003c, 0x630 },
+ { 0x9003d, 0x159 },
+ { 0x9003e, 0x47 },
+ { 0x9003f, 0x633 },
+ { 0x90040, 0x149 },
+ { 0x90041, 0x4f },
+ { 0x90042, 0x633 },
+ { 0x90043, 0x179 },
+ { 0x90044, 0x8 },
+ { 0x90045, 0xe0 },
+ { 0x90046, 0x109 },
+ { 0x90047, 0x0 },
+ { 0x90048, 0x7c8 },
+ { 0x90049, 0x109 },
+ { 0x9004a, 0x0 },
+ { 0x9004b, 0x1 },
+ { 0x9004c, 0x8 },
+ { 0x9004d, 0x0 },
+ { 0x9004e, 0x45a },
+ { 0x9004f, 0x9 },
+ { 0x90050, 0x0 },
+ { 0x90051, 0x448 },
+ { 0x90052, 0x109 },
+ { 0x90053, 0x40 },
+ { 0x90054, 0x633 },
+ { 0x90055, 0x179 },
+ { 0x90056, 0x1 },
+ { 0x90057, 0x618 },
+ { 0x90058, 0x109 },
+ { 0x90059, 0x40c0 },
+ { 0x9005a, 0x633 },
+ { 0x9005b, 0x149 },
+ { 0x9005c, 0x8 },
+ { 0x9005d, 0x4 },
+ { 0x9005e, 0x48 },
+ { 0x9005f, 0x4040 },
+ { 0x90060, 0x633 },
+ { 0x90061, 0x149 },
+ { 0x90062, 0x0 },
+ { 0x90063, 0x4 },
+ { 0x90064, 0x48 },
+ { 0x90065, 0x40 },
+ { 0x90066, 0x633 },
+ { 0x90067, 0x149 },
+ { 0x90068, 0x10 },
+ { 0x90069, 0x4 },
+ { 0x9006a, 0x18 },
+ { 0x9006b, 0x0 },
+ { 0x9006c, 0x4 },
+ { 0x9006d, 0x78 },
+ { 0x9006e, 0x549 },
+ { 0x9006f, 0x633 },
+ { 0x90070, 0x159 },
+ { 0x90071, 0xd49 },
+ { 0x90072, 0x633 },
+ { 0x90073, 0x159 },
+ { 0x90074, 0x94a },
+ { 0x90075, 0x633 },
+ { 0x90076, 0x159 },
+ { 0x90077, 0x441 },
+ { 0x90078, 0x633 },
+ { 0x90079, 0x149 },
+ { 0x9007a, 0x42 },
+ { 0x9007b, 0x633 },
+ { 0x9007c, 0x149 },
+ { 0x9007d, 0x1 },
+ { 0x9007e, 0x633 },
+ { 0x9007f, 0x149 },
+ { 0x90080, 0x0 },
+ { 0x90081, 0xe0 },
+ { 0x90082, 0x109 },
+ { 0x90083, 0xa },
+ { 0x90084, 0x10 },
+ { 0x90085, 0x109 },
+ { 0x90086, 0x9 },
+ { 0x90087, 0x3c0 },
+ { 0x90088, 0x149 },
+ { 0x90089, 0x9 },
+ { 0x9008a, 0x3c0 },
+ { 0x9008b, 0x159 },
+ { 0x9008c, 0x18 },
+ { 0x9008d, 0x10 },
+ { 0x9008e, 0x109 },
+ { 0x9008f, 0x0 },
+ { 0x90090, 0x3c0 },
+ { 0x90091, 0x109 },
+ { 0x90092, 0x18 },
+ { 0x90093, 0x4 },
+ { 0x90094, 0x48 },
+ { 0x90095, 0x18 },
+ { 0x90096, 0x4 },
+ { 0x90097, 0x58 },
+ { 0x90098, 0xb },
+ { 0x90099, 0x10 },
+ { 0x9009a, 0x109 },
+ { 0x9009b, 0x1 },
+ { 0x9009c, 0x10 },
+ { 0x9009d, 0x109 },
+ { 0x9009e, 0x5 },
+ { 0x9009f, 0x7c0 },
+ { 0x900a0, 0x109 },
+ { 0x900a1, 0x0 },
+ { 0x900a2, 0x8140 },
+ { 0x900a3, 0x10c },
+ { 0x900a4, 0x10 },
+ { 0x900a5, 0x8138 },
+ { 0x900a6, 0x10c },
+ { 0x900a7, 0x8 },
+ { 0x900a8, 0x7c8 },
+ { 0x900a9, 0x101 },
+ { 0x900aa, 0x8 },
+ { 0x900ab, 0x448 },
+ { 0x900ac, 0x109 },
+ { 0x900ad, 0xf },
+ { 0x900ae, 0x7c0 },
+ { 0x900af, 0x109 },
+ { 0x900b0, 0x47 },
+ { 0x900b1, 0x630 },
+ { 0x900b2, 0x109 },
+ { 0x900b3, 0x8 },
+ { 0x900b4, 0x618 },
+ { 0x900b5, 0x109 },
+ { 0x900b6, 0x8 },
+ { 0x900b7, 0xe0 },
+ { 0x900b8, 0x109 },
+ { 0x900b9, 0x0 },
+ { 0x900ba, 0x7c8 },
+ { 0x900bb, 0x109 },
+ { 0x900bc, 0x8 },
+ { 0x900bd, 0x8140 },
+ { 0x900be, 0x10c },
+ { 0x900bf, 0x0 },
+ { 0x900c0, 0x1 },
+ { 0x900c1, 0x8 },
+ { 0x900c2, 0x8 },
+ { 0x900c3, 0x4 },
+ { 0x900c4, 0x8 },
+ { 0x900c5, 0x8 },
+ { 0x900c6, 0x7c8 },
+ { 0x900c7, 0x101 },
+ { 0x90006, 0x0 },
+ { 0x90007, 0x0 },
+ { 0x90008, 0x8 },
+ { 0x90009, 0x0 },
+ { 0x9000a, 0x0 },
+ { 0x9000b, 0x0 },
+ { 0xd00e7, 0x400 },
+ { 0x90017, 0x0 },
+ { 0x90026, 0x2b },
+ { 0x2000b, 0x4b },
+ { 0x2000c, 0x96 },
+ { 0x2000d, 0x5dc },
+ { 0x2000e, 0x2c },
+ { 0x12000b, 0x21 },
+ { 0x12000c, 0x42 },
+ { 0x12000d, 0x29a },
+ { 0x12000e, 0x21 },
+ { 0x9000c, 0x0 },
+ { 0x9000d, 0x173 },
+ { 0x9000e, 0x60 },
+ { 0x9000f, 0x6110 },
+ { 0x90010, 0x2152 },
+ { 0x90011, 0xdfbd },
+ { 0x90012, 0xffff },
+ { 0x90013, 0x6152 },
+ { 0x20089, 0x1 },
+ { 0x20088, 0x19 },
+ { 0xc0080, 0x0 },
+ { 0xd0000, 0x1 },
+};
+
+static struct dram_fsp_msg ddr_dram_fsp_msg[] = {
+ {
+ /* P0 2400mts 1D */
+ .drate = 2400,
+ .fw_type = FW_1D_IMAGE,
+ .fsp_cfg = ddr_fsp0_cfg,
+ .fsp_cfg_num = ARRAY_SIZE(ddr_fsp0_cfg),
+ },
+ {
+ /* P1 1066mts 1D */
+ .drate = 1066,
+ .fw_type = FW_1D_IMAGE,
+ .fsp_cfg = ddr_fsp1_cfg,
+ .fsp_cfg_num = ARRAY_SIZE(ddr_fsp1_cfg),
+ },
+ {
+ /* P0 2400mts 2D */
+ .drate = 2400,
+ .fw_type = FW_2D_IMAGE,
+ .fsp_cfg = ddr_fsp0_2d_cfg,
+ .fsp_cfg_num = ARRAY_SIZE(ddr_fsp0_2d_cfg),
+ },
+};
+
+/* ddr timing config params */
+struct dram_timing_info dram_timing = {
+ .ddrc_cfg = ddr_ddrc_cfg,
+ .ddrc_cfg_num = ARRAY_SIZE(ddr_ddrc_cfg),
+ .ddrphy_cfg = ddr_ddrphy_cfg,
+ .ddrphy_cfg_num = ARRAY_SIZE(ddr_ddrphy_cfg),
+ .fsp_msg = ddr_dram_fsp_msg,
+ .fsp_msg_num = ARRAY_SIZE(ddr_dram_fsp_msg),
+ .ddrphy_pie = ddr_phy_pie,
+ .ddrphy_pie_num = ARRAY_SIZE(ddr_phy_pie),
+ .fsp_table = { 2400, 1066, },
+};
diff --git a/board/variscite/imx8mn_var_som/imx8mn_var_som.c b/board/variscite/imx8mn_var_som/imx8mn_var_som.c
new file mode 100644
index 00000000000..e274e0e0a4c
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/imx8mn_var_som.c
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 Collabora Ltd.
+ */
+
+#include <common.h>
+#include <env.h>
+#include <asm/io.h>
+
+static void setup_fec(void)
+{
+ struct iomuxc_gpr_base_regs *gpr =
+ (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+ /* Use 125M anatop REF_CLK1 for ENET1, not from external */
+ clrsetbits_le32(&gpr->gpr[1], 0x2000, 0);
+}
+
+int board_init(void)
+{
+ if (CONFIG_IS_ENABLED(FEC_MXC))
+ setup_fec();
+
+ return 0;
+}
+
+int board_mmc_get_env_dev(int devno)
+{
+ return devno;
+}
diff --git a/board/variscite/imx8mn_var_som/imximage-8mn-ddr4.cfg b/board/variscite/imx8mn_var_som/imximage-8mn-ddr4.cfg
new file mode 100644
index 00000000000..2083233e500
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/imximage-8mn-ddr4.cfg
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2021 Collabora Ltd.
+ */
+
+#define __ASSEMBLY__
+
+ROM_VERSION v2
+BOOT_FROM sd
+LOADER u-boot-spl-ddr.bin 0x912000
diff --git a/board/variscite/imx8mn_var_som/spl.c b/board/variscite/imx8mn_var_som/spl.c
new file mode 100644
index 00000000000..32703c5f0b3
--- /dev/null
+++ b/board/variscite/imx8mn_var_som/spl.c
@@ -0,0 +1,93 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 Collabora Ltd.
+ *
+ */
+
+#include <hang.h>
+#include <init.h>
+#include <spl.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/ddr.h>
+#include <asm/arch/imx8mn_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-imx/boot_mode.h>
+#include <asm/mach-imx/gpio.h>
+#include <dm/device.h>
+#include <dm/uclass.h>
+
+int spl_board_boot_device(enum boot_device boot_dev_spl)
+{
+ return BOOT_DEVICE_BOOTROM;
+}
+
+void spl_dram_init(void)
+{
+ ddr_init(&dram_timing);
+}
+
+void spl_board_init(void)
+{
+ struct udevice *dev;
+ int ret;
+
+ debug("Normal Boot\n");
+
+ ret = uclass_get_device_by_name(UCLASS_CLK,
+ "clock-controller@30380000",
+ &dev);
+ if (ret < 0)
+ puts("Failed to find clock node. Check device tree\n");
+}
+
+#define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1)
+#define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
+
+static const iomux_v3_cfg_t uart_pads[] = {
+ IMX8MN_PAD_UART4_RXD__UART4_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+ IMX8MN_PAD_UART4_TXD__UART4_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static const iomux_v3_cfg_t wdog_pads[] = {
+ IMX8MN_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL),
+};
+
+int board_early_init_f(void)
+{
+ struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
+
+ imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
+ set_wdog_reset(wdog);
+
+ imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
+ init_uart_clk(3);
+
+ return 0;
+}
+
+void board_init_f(ulong dummy)
+{
+ int ret;
+
+ /* Clear the BSS. */
+ memset(__bss_start, 0, __bss_end - __bss_start);
+
+ arch_cpu_init();
+
+ board_early_init_f();
+
+ timer_init();
+
+ preloader_console_init();
+
+ ret = spl_init();
+ if (ret) {
+ debug("spl_init() failed: %d\n", ret);
+ hang();
+ }
+
+ /* DDR initialization */
+ spl_dram_init();
+
+ board_init_r(NULL, 0);
+}
diff --git a/configs/imx8mn_var_som_defconfig b/configs/imx8mn_var_som_defconfig
new file mode 100644
index 00000000000..16241c5f0aa
--- /dev/null
+++ b/configs/imx8mn_var_som_defconfig
@@ -0,0 +1,98 @@
+CONFIG_ARM=y
+CONFIG_ARCH_IMX8M=y
+CONFIG_SYS_TEXT_BASE=0x40200000
+CONFIG_SYS_MALLOC_LEN=0x2000000
+CONFIG_SYS_MALLOC_F_LEN=0x10000
+CONFIG_SPL_GPIO=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_ENV_SIZE=0x2000
+CONFIG_ENV_OFFSET=0xFFFFDE00
+CONFIG_DM_GPIO=y
+CONFIG_DEFAULT_DEVICE_TREE="imx8mn-var-som-symphony"
+CONFIG_SPL_TEXT_BASE=0x912000
+CONFIG_TARGET_IMX8MN_VAR_SOM=y
+CONFIG_SPL_MMC=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_DRIVERS_MISC=y
+CONFIG_SPL_SYS_MALLOC_F_LEN=0x2000
+CONFIG_SPL=y
+CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x48000000
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_SYS_LOAD_ADDR=0x40480000
+CONFIG_FIT=y
+CONFIG_FIT_EXTERNAL_OFFSET=0x3000
+CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
+CONFIG_OF_SYSTEM_SETUP=y
+CONFIG_DEFAULT_FDT_FILE="freescale/imx8mn-var-som-symphony.dtb"
+CONFIG_ARCH_MISC_INIT=y
+CONFIG_SPL_BOARD_INIT=y
+CONFIG_SPL_BOOTROM_SUPPORT=y
+CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_SPL_I2C=y
+CONFIG_SPL_POWER=y
+CONFIG_SPL_WATCHDOG=y
+CONFIG_SYS_PROMPT="> "
+CONFIG_CMD_FUSE=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_USB_MASS_STORAGE=y
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_SYS_MMC_ENV_DEV=2
+CONFIG_SYS_MMC_ENV_PART=1
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SPL_DM=y
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_SPL_CLK_COMPOSITE_CCF=y
+CONFIG_CLK_COMPOSITE_CCF=y
+CONFIG_SPL_CLK_IMX8MN=y
+CONFIG_CLK_IMX8MN=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
+CONFIG_FASTBOOT_BUF_ADDR=0x40480000
+CONFIG_FASTBOOT_BUF_SIZE=0x20000000
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_FASTBOOT_UUU_SUPPORT=y
+CONFIG_FASTBOOT_FLASH_MMC_DEV=2
+CONFIG_MXC_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_MMC_IO_VOLTAGE=y
+CONFIG_MMC_UHS_SUPPORT=y
+CONFIG_MMC_HS400_ES_SUPPORT=y
+CONFIG_MMC_HS400_SUPPORT=y
+CONFIG_FSL_ESDHC_IMX=y
+CONFIG_PHYLIB=y
+CONFIG_PHY_ATHEROS=y
+CONFIG_DM_ETH=y
+CONFIG_PHY_GIGE=y
+CONFIG_FEC_MXC=y
+CONFIG_MII=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_PINCTRL_IMX8M=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_BD71837=y
+CONFIG_SPL_DM_PMIC_BD71837=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_MXC_UART=y
+CONFIG_SYSRESET=y
+CONFIG_SYSRESET_PSCI=y
+CONFIG_SYSRESET_WATCHDOG=y
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_MANUFACTURER="FSL"
+CONFIG_USB_GADGET_VENDOR_NUM=0x0525
+CONFIG_USB_GADGET_PRODUCT_NUM=0xa4a5
+CONFIG_CI_UDC=y
+CONFIG_IMX_WATCHDOG=y
+CONFIG_OF_LIBFDT_OVERLAY=y
diff --git a/include/configs/imx8mn_var_som.h b/include/configs/imx8mn_var_som.h
new file mode 100644
index 00000000000..c6e8b2e6d9f
--- /dev/null
+++ b/include/configs/imx8mn_var_som.h
@@ -0,0 +1,95 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2021 Collabora Ltd.
+ */
+
+#ifndef __IMX8MN_VAR_SOM_H
+#define __IMX8MN_VAR_SOM_H
+
+#include <linux/sizes.h>
+#include <linux/stringify.h>
+#include <asm/arch/imx-regs.h>
+
+#define CONFIG_SYS_BOOTM_LEN (32 * SZ_1M)
+
+#define CONFIG_SPL_MAX_SIZE (148 * SZ_1K)
+#define CONFIG_SYS_MONITOR_LEN SZ_512K
+#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR
+#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300
+#define CONFIG_SYS_UBOOT_BASE \
+ (QSPI0_AMBA_BASE + CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR * 512)
+
+#define CONFIG_SPL_STACK 0x980000
+#define CONFIG_SPL_BSS_START_ADDR 0x950000
+#define CONFIG_SPL_BSS_MAX_SIZE SZ_8K
+#define CONFIG_SYS_SPL_MALLOC_START 0x42200000
+#define CONFIG_SYS_SPL_MALLOC_SIZE SZ_512K
+
+#define BOOT_TARGET_DEVICES(func) \
+ func(MMC, mmc, 1) \
+ func(MMC, mmc, 2) \
+ func(MMC, mmc, 0) \
+ func(PXE, pxe, na) \
+ func(DHCP, dhcp, na) \
+
+#include <config_distro_bootcmd.h>
+
+/* ENET */
+#if defined(CONFIG_FEC_MXC)
+#define CONFIG_ETHPRIME "FEC"
+#define CONFIG_FEC_XCV_TYPE RGMII
+#endif /* CONFIG_FEC_MXC */
+
+#define MEM_LAYOUT_ENV_SETTINGS \
+ "scriptaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
+ "kernel_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
+ "ramdisk_addr_r=0x43800000\0" \
+ "fdt_addr_r=0x43000000\0" \
+ "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \
+ "fastboot_partition_alias_all=" \
+ __stringify(CONFIG_FASTBOOT_FLASH_MMC_DEV) ".0:0\0" \
+ "fastboot_partition_alias_bootloader=" \
+ __stringify(CONFIG_FASTBOOT_FLASH_MMC_DEV) ".1:0\0" \
+ "emmc_dev=" __stringify(CONFIG_FASTBOOT_FLASH_MMC_DEV) "\0" \
+ "emmc_ack=1\0" \
+ "pxefile_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
+
+/* Initial environment variables */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ MEM_LAYOUT_ENV_SETTINGS \
+ BOOTENV
+
+/* Link Definitions */
+
+#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
+#define CONFIG_SYS_INIT_RAM_SIZE SZ_512K
+#define CONFIG_SYS_INIT_SP_OFFSET \
+ (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+#define CONFIG_SYS_SDRAM_BASE 0x40000000
+#define PHYS_SDRAM 0x40000000
+#define PHYS_SDRAM_SIZE SZ_1G /* 1GB DDR */
+
+#define CONFIG_BAUDRATE 115200
+
+#define CONFIG_MXC_UART_BASE UART4_BASE_ADDR
+
+/* Monitor Command Prompt */
+#define CONFIG_SYS_CBSIZE SZ_2K
+#define CONFIG_SYS_MAXARGS 64
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+
+/* USDHC */
+#define CONFIG_FSL_USDHC
+
+#define CONFIG_SYS_FSL_USDHC_NUM 2
+#define CONFIG_SYS_FSL_ESDHC_ADDR 0
+
+/* I2C */
+#define CONFIG_SYS_I2C_SPEED 400000
+
+#endif /* __IMX8MN_VAR_SOM_H */
--
2.30.2
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH v3 1/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
2021-11-16 3:50 ` [PATCH v3 1/1] " Ariel D'Alessandro
@ 2021-11-16 11:37 ` Fabio Estevam
2021-11-16 13:13 ` Tom Rini
2021-11-16 14:07 ` Ariel D'Alessandro
0 siblings, 2 replies; 6+ messages in thread
From: Fabio Estevam @ 2021-11-16 11:37 UTC (permalink / raw)
To: Ariel D'Alessandro
Cc: U-Boot-Denx, dl-uboot-imx, Adam Ford, Andre Przywara,
ZHIZHIKIN Andrey, Christian Hewitt, Heiko Schocher, Ilko Iliev,
Jagan Teki, Marcel Ziswiler, Neil Armstrong, Patrick Delaunay,
Peter Robinson, Peng Fan, Rick Chen, Stefano Babic,
Sean Anderson, Simon Glass, Teresa Remmet, Tim Harvey, Tom Rini
Hi Ariel,
The patch looks good. Only some minor comments:
On Tue, Nov 16, 2021 at 12:51 AM Ariel D'Alessandro
<ariel.dalessandro@collabora.com> wrote:
>
> Add support for iMX8MN VAR-SOM-MX8M-NANO board. Enables support for:
>
> - 1GiB DDR4 RAM
> - 16 GiB eMMC
> - SD card
> - Gigabit ethernet
> - USBOTG1 peripheral - fastboot
>
> Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
It would be nice to have a README file so that the users can know how
to build and flash mainline
U-Boot in this board.
> +#define PHYS_SDRAM 0x40000000
> +#define PHYS_SDRAM_SIZE SZ_1G /* 1GB DDR */
> +
> +#define CONFIG_BAUDRATE 115200
This is the default. No need to be specified here.
> +#define CONFIG_MXC_UART_BASE UART4_BASE_ADDR
> +
> +/* Monitor Command Prompt */
> +#define CONFIG_SYS_CBSIZE SZ_2K
> +#define CONFIG_SYS_MAXARGS 64
> +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
> +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
> + sizeof(CONFIG_SYS_PROMPT) + 16)
> +
> +/* USDHC */
> +#define CONFIG_FSL_USDHC
This should be placed in defconfig.
> +#define CONFIG_SYS_FSL_USDHC_NUM 2
This is not used. Please remove it.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v3 1/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
2021-11-16 11:37 ` Fabio Estevam
@ 2021-11-16 13:13 ` Tom Rini
2021-11-16 13:53 ` Ariel D'Alessandro
2021-11-16 14:07 ` Ariel D'Alessandro
1 sibling, 1 reply; 6+ messages in thread
From: Tom Rini @ 2021-11-16 13:13 UTC (permalink / raw)
To: Fabio Estevam
Cc: Ariel D'Alessandro, U-Boot-Denx, dl-uboot-imx, Adam Ford,
Andre Przywara, ZHIZHIKIN Andrey, Christian Hewitt,
Heiko Schocher, Ilko Iliev, Jagan Teki, Marcel Ziswiler,
Neil Armstrong, Patrick Delaunay, Peter Robinson, Peng Fan,
Rick Chen, Stefano Babic, Sean Anderson, Simon Glass,
Teresa Remmet, Tim Harvey
[-- Attachment #1: Type: text/plain, Size: 725 bytes --]
On Tue, Nov 16, 2021 at 08:37:06AM -0300, Fabio Estevam wrote:
> Hi Ariel,
>
> The patch looks good. Only some minor comments:
>
> On Tue, Nov 16, 2021 at 12:51 AM Ariel D'Alessandro
> <ariel.dalessandro@collabora.com> wrote:
> >
> > Add support for iMX8MN VAR-SOM-MX8M-NANO board. Enables support for:
> >
> > - 1GiB DDR4 RAM
> > - 16 GiB eMMC
> > - SD card
> > - Gigabit ethernet
> > - USBOTG1 peripheral - fastboot
> >
> > Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
>
> It would be nice to have a README file so that the users can know how
> to build and flash mainline
> U-Boot in this board.
And that means an entry under doc/board/variscite/ to be clear.
--
Tom
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 659 bytes --]
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v3 1/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
2021-11-16 13:13 ` Tom Rini
@ 2021-11-16 13:53 ` Ariel D'Alessandro
0 siblings, 0 replies; 6+ messages in thread
From: Ariel D'Alessandro @ 2021-11-16 13:53 UTC (permalink / raw)
To: Tom Rini, Fabio Estevam
Cc: U-Boot-Denx, dl-uboot-imx, Adam Ford, Andre Przywara,
ZHIZHIKIN Andrey, Christian Hewitt, Heiko Schocher, Ilko Iliev,
Jagan Teki, Marcel Ziswiler, Neil Armstrong, Patrick Delaunay,
Peter Robinson, Peng Fan, Rick Chen, Stefano Babic,
Sean Anderson, Simon Glass, Teresa Remmet, Tim Harvey
Hi Tom,
On 11/16/21 10:13 AM, Tom Rini wrote:
> On Tue, Nov 16, 2021 at 08:37:06AM -0300, Fabio Estevam wrote:
>> Hi Ariel,
>>
>> The patch looks good. Only some minor comments:
>>
>> On Tue, Nov 16, 2021 at 12:51 AM Ariel D'Alessandro
>> <ariel.dalessandro@collabora.com> wrote:
>>>
>>> Add support for iMX8MN VAR-SOM-MX8M-NANO board. Enables support for:
>>>
>>> - 1GiB DDR4 RAM
>>> - 16 GiB eMMC
>>> - SD card
>>> - Gigabit ethernet
>>> - USBOTG1 peripheral - fastboot
>>>
>>> Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
>>
>> It would be nice to have a README file so that the users can know how
>> to build and flash mainline
>> U-Boot in this board.
>
> And that means an entry under doc/board/variscite/ to be clear.
Yes :-) thanks, will add it in v4.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v3 1/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board
2021-11-16 11:37 ` Fabio Estevam
2021-11-16 13:13 ` Tom Rini
@ 2021-11-16 14:07 ` Ariel D'Alessandro
1 sibling, 0 replies; 6+ messages in thread
From: Ariel D'Alessandro @ 2021-11-16 14:07 UTC (permalink / raw)
To: Fabio Estevam
Cc: U-Boot-Denx, dl-uboot-imx, Adam Ford, Andre Przywara,
ZHIZHIKIN Andrey, Christian Hewitt, Heiko Schocher, Ilko Iliev,
Jagan Teki, Marcel Ziswiler, Neil Armstrong, Patrick Delaunay,
Peter Robinson, Peng Fan, Rick Chen, Stefano Babic,
Sean Anderson, Simon Glass, Teresa Remmet, Tim Harvey, Tom Rini
Hi Fabio,
On 11/16/21 8:37 AM, Fabio Estevam wrote:
> Hi Ariel,
>
> The patch looks good. Only some minor comments:
>
> On Tue, Nov 16, 2021 at 12:51 AM Ariel D'Alessandro
> <ariel.dalessandro@collabora.com> wrote:
>>
>> Add support for iMX8MN VAR-SOM-MX8M-NANO board. Enables support for:
>>
>> - 1GiB DDR4 RAM
>> - 16 GiB eMMC
>> - SD card
>> - Gigabit ethernet
>> - USBOTG1 peripheral - fastboot
>>
>> Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
>
> It would be nice to have a README file so that the users can know how
> to build and flash mainline
> U-Boot in this board.
Added that to doc/board/variscite/imx8mn_var_som.rst
Will submit in v4.
>
>> +#define PHYS_SDRAM 0x40000000
>> +#define PHYS_SDRAM_SIZE SZ_1G /* 1GB DDR */
>> +
>> +#define CONFIG_BAUDRATE 115200
>
> This is the default. No need to be specified here.
Ack.
>
>> +#define CONFIG_MXC_UART_BASE UART4_BASE_ADDR
>> +
>> +/* Monitor Command Prompt */
>> +#define CONFIG_SYS_CBSIZE SZ_2K
>> +#define CONFIG_SYS_MAXARGS 64
>> +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
>> +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
>> + sizeof(CONFIG_SYS_PROMPT) + 16)
>> +
>> +/* USDHC */
>> +#define CONFIG_FSL_USDHC
>
> This should be placed in defconfig.
Done.
>
>> +#define CONFIG_SYS_FSL_USDHC_NUM 2
>
> This is not used. Please remove it.
Done.
Thanks a lot,
Ariel
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2021-11-16 14:07 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-11-16 3:50 [PATCH v3 0/1] imx8mn_var_som: Add support for Variscite VAR-SOM-MX8M-NANO board Ariel D'Alessandro
2021-11-16 3:50 ` [PATCH v3 1/1] " Ariel D'Alessandro
2021-11-16 11:37 ` Fabio Estevam
2021-11-16 13:13 ` Tom Rini
2021-11-16 13:53 ` Ariel D'Alessandro
2021-11-16 14:07 ` Ariel D'Alessandro
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