diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2020-08-18 17:48:37 +0200 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2020-08-20 15:07:52 +0530 |
| commit | d7f87d99a33b71b20af527c62e7ef95dcb61ee22 (patch) | |
| tree | 931cd3e6fb6c48c6769ea100c81c3404a3afcdd3 /platform/kendryte | |
| parent | 9d56961b2314f31f9d66e53204c02e01fada7c32 (diff) | |
platform: kendryte/k210: fixup FDT
When passing the device tree to the next stage we should apply necessary
device tree fix-ups first. These include:
* fix up the CPU node in the device tree
* fix up the PLIC node in the device tree
* fix up the reserved memory node in the device tree
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Diffstat (limited to 'platform/kendryte')
| -rw-r--r-- | platform/kendryte/k210/platform.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/platform/kendryte/k210/platform.c b/platform/kendryte/k210/platform.c index 5c28fd9..75883ed 100644 --- a/platform/kendryte/k210/platform.c +++ b/platform/kendryte/k210/platform.c @@ -12,6 +12,7 @@ #include <sbi/sbi_console.h> #include <sbi/sbi_const.h> #include <sbi/sbi_platform.h> +#include <sbi_utils/fdt/fdt_fixup.h> #include <sbi_utils/irqchip/plic.h> #include <sbi_utils/serial/sifive-uart.h> #include <sbi_utils/sys/clint.h> @@ -67,6 +68,21 @@ static u32 k210_get_clk_freq(void) return pll0_freq / div; } +static int k210_final_init(bool cold_boot) +{ + void *fdt; + + if (!cold_boot) + return 0; + + fdt = sbi_scratch_thishart_arg1_ptr(); + + fdt_cpu_fixup(fdt); + fdt_fixups(fdt); + + return 0; +} + static int k210_console_init(void) { return sifive_uart_init(K210_UART_BASE_ADDR, k210_get_clk_freq(), @@ -122,6 +138,8 @@ static int k210_system_reset(u32 type) } const struct sbi_platform_operations platform_ops = { + .final_init = k210_final_init, + .console_init = k210_console_init, .console_putc = sifive_uart_putc, .console_getc = sifive_uart_getc, |