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imx: kontron-sl-mx8mm: Simplify code in spl.c

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Refactor the code a bit without any functional changes.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Fabio Estevam <festevam@denx.de>
This commit is contained in:
Frieder Schrempf
2022-10-20 17:35:51 +02:00
committed by Stefano Babic
parent b314c0980a
commit c25c906c7b
1 changed files with 6 additions and 25 deletions
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board/kontron/sl-mx8mm/spl.c
+6 -25
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@@ -39,11 +39,6 @@ static iomux_v3_cfg_t const i2c1_pads[] = {
IMX8MM_PAD_I2C1_SDA_I2C1_SDA | MUX_PAD_CTRL(I2C_PAD_CTRL) | MUX_MODE_SION
};
static iomux_v3_cfg_t const i2c2_pads[] = {
IMX8MM_PAD_I2C2_SCL_I2C2_SCL | MUX_PAD_CTRL(I2C_PAD_CTRL) | MUX_MODE_SION,
IMX8MM_PAD_I2C2_SDA_I2C2_SDA | MUX_PAD_CTRL(I2C_PAD_CTRL) | MUX_MODE_SION
};
int spl_board_boot_device(enum boot_device boot_dev_spl)
{
switch (boot_dev_spl) {
@@ -109,41 +104,27 @@ static void spl_dram_init(void)
size = 1;
}
printf("Kontron SL i.MX8MM (N801X) module, %u GB RAM detected\n", size);
gd->ram_size = size;
writel(size, M4_BOOTROM_BASE_ADDR);
}
static int i2c_detect(u8 bus, u16 addr)
{
struct udevice *udev;
int ret;
/*
* Try to probe the touch controller to check if an LVDS panel is
* connected.
*/
ret = i2c_get_chip_for_busnum(bus, addr, 0, &udev);
if (ret == 0)
return 0;
return 1;
}
int do_board_detect(void)
{
gd->board_type = BOARD_TYPE_KTN_N801X;
printf("Kontron SL i.MX8MM (N801X) module, %u GB RAM detected\n",
(unsigned int)gd->ram_size);
/*
* Check the I2C PMIC to detect the deprecated SoM with DA9063.
*/
imx_iomux_v3_setup_multiple_pads(i2c1_pads, ARRAY_SIZE(i2c1_pads));
if (i2c_detect(0, 0x58) == 0) {
if (i2c_get_chip_for_busnum(0, 0x58, 0, &udev) == 0) {
printf("### ATTENTION: DEPRECATED SOM REVISION (N8010 Rev0) DETECTED! ###\n");
printf("### THIS HW IS NOT SUPPORTED AND BOOTING WILL PROBABLY FAIL ###\n");
printf("### PLEASE UPGRADE TO LATEST MODULE ###\n");
}
gd->board_type = BOARD_TYPE_KTN_N801X;
return 0;
}