diff options
| author | Raymond Mao <[email protected]> | 2026-06-30 09:19:08 +0800 |
|---|---|---|
| committer | Tim Ouyang <[email protected]> | 2026-07-21 16:57:13 +0800 |
| commit | cc4f363cc7ee3e367ae05b5b6698c9dfa5ca14ed (patch) | |
| tree | e76bb251f3115f1e6670858bf306a39426d6c3d0 | |
| parent | 70cee8ab03c3252d17cb0c10bfe80cbda7ef4bb9 (diff) | |
board: k1: initialize clock and serial devices in SPL
Initialize clock and serial devices in SPL. Otherwise, the device
driver won't be loaded in SPL.
Signed-off-by: Raymond Mao <[email protected]>
Signed-off-by: Guodong Xu <[email protected]>
Tested-by: Songsong Zhang <[email protected]>
| -rw-r--r-- | board/spacemit/k1/spl.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/board/spacemit/k1/spl.c b/board/spacemit/k1/spl.c index e15cf5f1abf..78f26616347 100644 --- a/board/spacemit/k1/spl.c +++ b/board/spacemit/k1/spl.c @@ -3,8 +3,45 @@ * Copyright (c) 2025-2026, RISCstar Ltd. */ +#include <dm/device.h> +#include <dm/uclass.h> +#include <log.h> #include <spl.h> +static void clk_early_init(void) +{ + struct udevice *dev; + int ret; + + ret = uclass_get_device_by_name(UCLASS_CLK, "clock-controller@d4090000", &dev); + if (ret) + panic("Fail to detect clock-controller@d4090000\n"); + ret = uclass_get_device_by_name(UCLASS_CLK, "system-controller@d4050000", &dev); + if (ret) + panic("Fail to detect system-controller@d4050000\n"); + ret = uclass_get_device_by_name(UCLASS_CLK, "system-controller@d4282800", &dev); + if (ret) + panic("Fail to detect system-controller@d4282800\n"); + ret = uclass_get_device_by_name(UCLASS_CLK, "system-controller@d4015000", &dev); + if (ret) + panic("Fail to detect system-controller@d4015000\n"); + + if (device_active(dev)) + log_debug("clk: device is active\n"); + else + log_debug("clk: device not active, probing...\n"); +} + +void serial_early_init(void) +{ + struct udevice *dev; + int ret; + + ret = uclass_get_device(UCLASS_SERIAL, 0, &dev); + if (ret) + panic("Serial uclass init failed: %d\n", ret); +} + void board_init_f(ulong dummy) { int ret; @@ -15,6 +52,8 @@ void board_init_f(ulong dummy) riscv_cpu_setup(); + clk_early_init(); + serial_early_init(); preloader_console_init(); } |