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| author | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-10-22 11:21:41 +0300 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2020-12-06 17:31:37 +0300 |
| commit | 90311be09f653499a1f4bd8198955ae79e00b51c (patch) | |
| tree | 9cacc9b04fe5dcda07b9207a9e513514199089d5 /board/toradex | |
| parent | 2f36a693e34bd4bc6ab05d2c6e803aa9eb10d4df (diff) | |
| download | u-boot-90311be09f653499a1f4bd8198955ae79e00b51c.tar.xz | |
apalis-imx8: add implementation for board_mem_get_layout
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>
Diffstat (limited to 'board/toradex')
| -rw-r--r-- | board/toradex/apalis-imx8/apalis-imx8.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/board/toradex/apalis-imx8/apalis-imx8.c b/board/toradex/apalis-imx8/apalis-imx8.c index 9263b0f51f..2ed66261d2 100644 --- a/board/toradex/apalis-imx8/apalis-imx8.c +++ b/board/toradex/apalis-imx8/apalis-imx8.c @@ -37,6 +37,29 @@ static void setup_iomux_uart(void) 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) { sc_pm_clock_rate_t rate = SC_80MHZ; |