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apalis-imx8: add implementation for board_mem_get_layout

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Add implementation of board_mem_get_layout for overriding the memory
layout.

Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Acked-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
This commit is contained in:
Igor Opaniuk 2020-10-22 11:21:41 +03:00 committed by Stefano Babic
parent 2f36a693e3
commit 90311be09f
1 changed files with 23 additions and 0 deletions
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23
board/toradex/apalis-imx8/apalis-imx8.c
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@ -37,6 +37,29 @@ static void setup_iomux_uart(void)
imx8_iomux_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); imx8_iomux_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
} }
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_quadplus = 0, val = 0;
sc_err_t scierr = sc_misc_otp_fuse_read(-1, 6, &val);
if (scierr == SC_ERR_NONE) {
/* QP has one A72 core disabled */
is_quadplus = ((val >> 4) & 0x3) != 0x0;
}
*phys_sdram_1_start = PHYS_SDRAM_1;
*phys_sdram_1_size = PHYS_SDRAM_1_SIZE;
*phys_sdram_2_start = PHYS_SDRAM_2;
if (is_quadplus)
/* Our QP based SKUs only have 2 GB RAM (PHYS_SDRAM_1_SIZE) */
*phys_sdram_2_size = 0x0UL;
else
*phys_sdram_2_size = PHYS_SDRAM_2_SIZE;
}
int board_early_init_f(void) int board_early_init_f(void)
{ {
sc_pm_clock_rate_t rate = SC_80MHZ; sc_pm_clock_rate_t rate = SC_80MHZ;