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board: phytec: phycore_imx8mp: Add mtd spi partitions

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Depending on if a SPI-NOR flash is populated add the mtd partition
table to the device tree. For this we have to also probe the
flash before booting.

Signed-off-by: Benjamin Hahn <B.Hahn@phytec.de>
This commit is contained in:
Benjamin Hahn
2024-08-26 18:49:06 +02:00
committed by Fabio Estevam
parent 94d5cad4ec
commit 8412acec95
2 changed files with 38 additions and 0 deletions
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34
board/phytec/phycore_imx8mp/phycore-imx8mp.c
View File

@@ -10,10 +10,34 @@
#include <asm/mach-imx/boot_mode.h>
#include <env.h>
#include <init.h>
#include <fdt_support.h>
#include <jffs2/load_kernel.h>
#include <miiphy.h>
#include <mtd_node.h>
#include "../common/imx8m_som_detection.h"
DECLARE_GLOBAL_DATA_PTR;
#define EEPROM_ADDR 0x51
#define EEPROM_ADDR_FALLBACK 0x59
int ft_board_setup(void *blob, struct bd_info *bd)
{
u8 spi = phytec_get_imx8m_spi(NULL);
/* Do nothing if no SPI is populated */
if (!spi)
return 0;
static const struct node_info nodes[] = {
{ "jedec,spi-nor", MTD_DEV_TYPE_NOR, },
};
fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
return 0;
}
static int setup_fec(void)
{
struct iomuxc_gpr_base_regs *gpr =
@@ -27,6 +51,11 @@ static int setup_fec(void)
int board_init(void)
{
int ret = phytec_eeprom_data_setup_fallback(NULL, 0,
EEPROM_ADDR, EEPROM_ADDR_FALLBACK);
if (ret)
printf("%s: EEPROM data init failed\n", __func__);
setup_fec();
return 0;
@@ -39,6 +68,11 @@ int board_mmc_get_env_dev(int devno)
int board_late_init(void)
{
u8 spi = phytec_get_imx8m_spi(NULL);
if (spi != 0 && spi != PHYTEC_EEPROM_INVAL)
env_set("spiprobe", "sf probe");
switch (get_boot_device()) {
case SD2_BOOT:
env_set_ulong("mmcdev", 1);

4
board/phytec/phycore_imx8mp/phycore_imx8mp.env
View File

@@ -7,6 +7,7 @@ bootcmd=
fi;
mmc dev ${mmcdev};
if mmc rescan; then
run spiprobe;
if test ${doraucboot} = 1; then
run raucinit;
fi;
@@ -27,6 +28,9 @@ fdt_addr_r=0x48000000
fdtfile=CONFIG_DEFAULT_FDT_FILE
image=Image
ip_dyn=yes
mtdparts=30bb0000.spi:3840k(u-boot),128k(env),128k(env_redund),-(none)
mtdids=nor0=30bb0000.spi
spiprobe=true
loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr_r} ${fdtfile}
loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}
mmcargs=