[PATCH v3 2/3] imx: imxrt1050-evk: Add support for SPI flash booting
Jesse Taube
mr.bossman075 at gmail.com
Sun Feb 18 22:19:57 CET 2024
Add support for booting the imxrt1050-evk from spi.
Add imximage config and the ability for SPL to boot from NOR.
Signed-off-by: Jesse Taube <Mr.Bossman075 at gmail.com>
---
V1 -> V2:
- Add defconfig to MAINTAINERS
- Change Copyright of imximage-nor.cfg to myself
- Fix spelling and grammar
- Use imperative mood
V2 -> V3:
- Move enabling of binman to another commit
---
arch/arm/dts/imxrt1050-evk-u-boot.dtsi | 27 +++++
board/freescale/imxrt1050-evk/MAINTAINERS | 1 +
.../freescale/imxrt1050-evk/imximage-nor.cfg | 42 ++++++++
board/freescale/imxrt1050-evk/imximage.cfg | 10 +-
board/freescale/imxrt1050-evk/imxrt1050-evk.c | 7 +-
configs/imxrt1050-evk_defconfig | 8 +-
configs/imxrt1050-evk_fspi_defconfig | 100 ++++++++++++++++++
include/configs/imxrt1050-evk.h | 6 ++
8 files changed, 195 insertions(+), 6 deletions(-)
create mode 100644 board/freescale/imxrt1050-evk/imximage-nor.cfg
create mode 100644 configs/imxrt1050-evk_fspi_defconfig
diff --git a/arch/arm/dts/imxrt1050-evk-u-boot.dtsi b/arch/arm/dts/imxrt1050-evk-u-boot.dtsi
index 8a9f6119b1..3f54411b7b 100644
--- a/arch/arm/dts/imxrt1050-evk-u-boot.dtsi
+++ b/arch/arm/dts/imxrt1050-evk-u-boot.dtsi
@@ -117,6 +117,33 @@
};
};
+&binman {
+#ifdef CONFIG_FSPI_CONF_HEADER
+ imx-boot {
+ filename = "flash.bin";
+ pad-byte = <0x00>;
+
+ fspi_conf_block {
+ filename = CONFIG_FSPI_CONF_FILE;
+ type = "blob-ext";
+ offset = <0x0>;
+ };
+
+ spl {
+ filename = "SPL";
+ offset = <0x1000>;
+ type = "blob-ext";
+ };
+
+ binman_uboot: uboot {
+ filename = "u-boot.img";
+ offset = <0x10000>;
+ type = "blob-ext";
+ };
+ };
+#endif
+};
+
&osc {
bootph-pre-ram;
};
diff --git a/board/freescale/imxrt1050-evk/MAINTAINERS b/board/freescale/imxrt1050-evk/MAINTAINERS
index a872855452..890825b39a 100644
--- a/board/freescale/imxrt1050-evk/MAINTAINERS
+++ b/board/freescale/imxrt1050-evk/MAINTAINERS
@@ -4,3 +4,4 @@ S: Maintained
F: board/freescale/imxrt1050-evk
F: include/configs/imxrt1050-evk.h
F: configs/imxrt1050-evk_defconfig
+F: configs/imxrt1050-evk_fspi_defconfig
diff --git a/board/freescale/imxrt1050-evk/imximage-nor.cfg b/board/freescale/imxrt1050-evk/imximage-nor.cfg
new file mode 100644
index 0000000000..3b80e1f178
--- /dev/null
+++ b/board/freescale/imxrt1050-evk/imximage-nor.cfg
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2024
+ * Author(s): Jesse Taube <Mr.Bossman075 at gmail.com>
+ */
+
+#include <config.h>
+
+/* image version */
+
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi/sd/nand/onenand, qspi/nor
+ */
+
+BOOT_FROM nor
+
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type Address Value
+ *
+ * where:
+ * Addr-type register length (1,2 or 4 bytes)
+ * Address absolute address of the register
+ * value value to be stored in the register
+ */
+
+/*
+ * 0x400AC044 is used to configure the flexram.
+ * Unfortunately setting all to OCRAM only works for MMC
+ * and setting all to DTCM only works for FLEXSPI NOR.
+ * This configuration fortunately works for both SPI and MMC.
+*/
+/* Set first two banks FlexRAM as OCRAM(01b) and the rest to DTCM(10b) */
+DATA 4 0x400AC044 0x55aaaaaa
+/* Use FLEXRAM_BANK_CFG to config FlexRAM */
+SET_BIT 4 0x400AC040 0x4
+
diff --git a/board/freescale/imxrt1050-evk/imximage.cfg b/board/freescale/imxrt1050-evk/imximage.cfg
index f1f09fd7eb..b30d852194 100644
--- a/board/freescale/imxrt1050-evk/imximage.cfg
+++ b/board/freescale/imxrt1050-evk/imximage.cfg
@@ -29,7 +29,13 @@ BOOT_FROM sd
* value value to be stored in the register
*/
-/* Set all FlexRAM as OCRAM(01b) */
-DATA 4 0x400AC044 0x55555555
+/*
+ * 0x400AC044 is used to configure the flexram.
+ * Unfortunately setting all to OCRAM only works for MMC
+ * and setting all to DTCM only works for FLEXSPI NOR.
+ * This configuration fortunately works for both SPI and MMC.
+*/
+/* Set first two banks FlexRAM as OCRAM(01b) and the rest to DTCM(10b) */
+DATA 4 0x400AC044 0x55aaaaaa
/* Use FLEXRAM_BANK_CFG to config FlexRAM */
SET_BIT 4 0x400AC040 0x4
diff --git a/board/freescale/imxrt1050-evk/imxrt1050-evk.c b/board/freescale/imxrt1050-evk/imxrt1050-evk.c
index 4b82ee5e9c..4cc3defc88 100644
--- a/board/freescale/imxrt1050-evk/imxrt1050-evk.c
+++ b/board/freescale/imxrt1050-evk/imxrt1050-evk.c
@@ -68,7 +68,12 @@ void spl_board_init(void)
u32 spl_boot_device(void)
{
- return BOOT_DEVICE_MMC1;
+ /* There is no way to find the boot device so look if there is a valid IVT in RAM for MMC */
+ u32 nor_ivt = *(u32 *)(CONFIG_SYS_LOAD_ADDR - 0xC00);
+
+ if (nor_ivt == 0x402000d1)
+ return BOOT_DEVICE_MMC1;
+ return BOOT_DEVICE_NOR;
}
#endif
diff --git a/configs/imxrt1050-evk_defconfig b/configs/imxrt1050-evk_defconfig
index 8b5ce4e735..086fc47ec2 100644
--- a/configs/imxrt1050-evk_defconfig
+++ b/configs/imxrt1050-evk_defconfig
@@ -10,21 +10,22 @@ CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
-CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x20280000
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x20020000
CONFIG_ENV_OFFSET=0x80000
CONFIG_DM_GPIO=y
CONFIG_DEFAULT_DEVICE_TREE="imxrt1050-evk"
-CONFIG_SPL_TEXT_BASE=0x20209000
+CONFIG_SPL_TEXT_BASE=0x20002000
CONFIG_TARGET_IMXRT1050_EVK=y
CONFIG_SPL_MMC=y
CONFIG_SPL_SERIAL=y
CONFIG_SPL_SIZE_LIMIT=0x20000
CONFIG_SPL=y
-CONFIG_SYS_LOAD_ADDR=0x20209000
+CONFIG_SYS_LOAD_ADDR=0x20002000
CONFIG_HAVE_SYS_UBOOT_START=y
CONFIG_SYS_UBOOT_START=0x800023FD
CONFIG_DISTRO_DEFAULTS=y
CONFIG_SD_BOOT=y
+CONFIG_SPI_BOOT=y
# CONFIG_USE_BOOTCOMMAND is not set
CONFIG_SYS_CBSIZE=256
CONFIG_SYS_PBSIZE=276
@@ -36,6 +37,7 @@ CONFIG_SPL_BOARD_INIT=y
CONFIG_SPL_SYS_MALLOC_SIMPLE=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x100
+CONFIG_SPL_NOR_SUPPORT=y
# CONFIG_BOOTM_NETBSD is not set
# CONFIG_BOOTM_PLAN9 is not set
# CONFIG_BOOTM_RTEMS is not set
diff --git a/configs/imxrt1050-evk_fspi_defconfig b/configs/imxrt1050-evk_fspi_defconfig
new file mode 100644
index 0000000000..4b252cfa5d
--- /dev/null
+++ b/configs/imxrt1050-evk_fspi_defconfig
@@ -0,0 +1,100 @@
+CONFIG_ARM=y
+CONFIG_SYS_DCACHE_OFF=y
+# CONFIG_SPL_SYS_DCACHE_OFF is not set
+CONFIG_ARCH_IMXRT=y
+CONFIG_TEXT_BASE=0x80002000
+CONFIG_SYS_MALLOC_LEN=0x40000
+CONFIG_SYS_MALLOC_F_LEN=0x8000
+CONFIG_SPL_GPIO=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x20020000
+CONFIG_ENV_OFFSET=0x80000
+CONFIG_IMX_CONFIG="board/freescale/imxrt1050-evk/imximage-nor.cfg"
+CONFIG_DM_GPIO=y
+CONFIG_DEFAULT_DEVICE_TREE="imxrt1050-evk"
+CONFIG_SPL_TEXT_BASE=0x20002000
+CONFIG_TARGET_IMXRT1050_EVK=y
+CONFIG_SPL_MMC=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_SIZE_LIMIT=0x20000
+CONFIG_SPL=y
+CONFIG_SYS_LOAD_ADDR=0x20002000
+CONFIG_HAVE_SYS_UBOOT_START=y
+CONFIG_SYS_UBOOT_START=0x800023FD
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_SD_BOOT=y
+CONFIG_SPI_BOOT=y
+# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_SYS_CBSIZE=256
+CONFIG_SYS_PBSIZE=276
+CONFIG_SYS_CONSOLE_ENV_OVERWRITE=y
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SPL_NO_BSS_LIMIT=y
+CONFIG_SPL_BOARD_INIT=y
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_SYS_MALLOC_SIMPLE=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x100
+CONFIG_SPL_NOR_SUPPORT=y
+# CONFIG_BOOTM_NETBSD is not set
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+CONFIG_CMD_USB=y
+# CONFIG_CMD_MII is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_ISO_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+CONFIG_OF_CONTROL=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_ENV_IS_NOWHERE=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_TFTP_BLOCKSIZE=512
+CONFIG_SPL_DM=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+# CONFIG_OF_TRANSLATE is not set
+CONFIG_SPL_CLK_IMXRT1050=y
+CONFIG_CLK_IMXRT1050=y
+# CONFIG_SPL_DM_GPIO is not set
+CONFIG_MXC_GPIO=y
+# CONFIG_INPUT is not set
+CONFIG_FSL_USDHC=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_PINCTRL_IMXRT=y
+CONFIG_RAM=y
+CONFIG_SPL_RAM=y
+CONFIG_IMXRT_SDRAM=y
+CONFIG_FSL_LPUART=y
+CONFIG_TIMER=y
+CONFIG_SPL_TIMER=y
+CONFIG_IMX_GPT_TIMER=y
+CONFIG_USB=y
+# CONFIG_SPL_DM_USB is not set
+CONFIG_USB_EHCI_HCD=y
+CONFIG_VIDEO=y
+CONFIG_VIDEO_LOGO=y
+CONFIG_BACKLIGHT_GPIO=y
+CONFIG_SYS_WHITE_ON_BLACK=y
+CONFIG_VIDEO_MXS=y
+CONFIG_SPLASH_SCREEN=y
+CONFIG_SPLASH_SCREEN_ALIGN=y
+CONFIG_BMP_16BPP=y
+CONFIG_SHA1=y
+CONFIG_SHA256=y
+CONFIG_HEXDUMP=y
+CONFIG_FSPI_CONF_HEADER=y
+CONFIG_FSPI_CONF_FILE="fspi_header.bin"
+CONFIG_READ_CLK_SOURCE=0x03
+CONFIG_DEVICE_TYPE=0x00
+CONFIG_FLASH_PAD_TYPE=0x08
+CONFIG_SERIAL_CLK_FREQUENCY=0x07
+CONFIG_FSPI_COL_ADDR_W=0x03
+CONFIG_FSPI_CONTROLLER_MISC=0x00000059
+CONFIG_FSPI_FLASH_A1_SIZE=0x04000000
+CONFIG_LUT_SEQUENCE="0xa0, 0x87, 0x18, 0x8b, 0x10, 0x8f, 0x06, 0xb3, 0x04, 0xa7"
diff --git a/include/configs/imxrt1050-evk.h b/include/configs/imxrt1050-evk.h
index 2af2dde2ae..b370e25105 100644
--- a/include/configs/imxrt1050-evk.h
+++ b/include/configs/imxrt1050-evk.h
@@ -25,4 +25,10 @@
"stderr=serial,vidconsole\0"
#endif
+/*
+ * Address of U-Boot for SPI NOR boot
+ */
+
+#define CFG_SYS_UBOOT_BASE 0x60010000
+
#endif /* __IMXRT1050_EVK_H */
--
2.43.0
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