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colibri-imx8x: extract is_imx8dx() from ram detection

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Refactor the detection of QXP vs. DX SoC into its own helper function.

Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Signed-off-by: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
This commit is contained in:
Max Krummenacher 2023-03-03 14:26:32 +01:00 committed by Stefano Babic
parent 16db559a2d
commit 7689fc5524
1 changed files with 13 additions and 9 deletions
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22
board/toradex/colibri-imx8x/colibri-imx8x.c
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@ -40,21 +40,25 @@ static void setup_iomux_uart(void)
imx8_iomux_setup_multiple_pads(uart3_pads, ARRAY_SIZE(uart3_pads));
}
static int is_imx8dx(void)
{
u32 val = 0;
sc_err_t sc_err = sc_misc_otp_fuse_read(-1, 6, &val);
if (sc_err == SC_ERR_NONE) {
/* DX has two A35 cores disabled */
return (val & 0xf) != 0x0;
}
return false;
}
void board_mem_get_layout(u64 *phys_sdram_1_start,
u64 *phys_sdram_1_size,
u64 *phys_sdram_2_start,
u64 *phys_sdram_2_size)
{
u32 is_dualx = 0, val = 0;
sc_err_t scierr = sc_misc_otp_fuse_read(-1, 6, &val);
if (scierr == SC_ERR_NONE) {
/* DX has two A35 cores disabled */
is_dualx = (val & 0xf) != 0x0;
}
*phys_sdram_1_start = PHYS_SDRAM_1;
if (is_dualx)
if (is_imx8dx())
/* Our DX based SKUs only have 1 GB RAM */
*phys_sdram_1_size = SZ_1G;
else