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board: k1: initialize clock and serial devices in SPL

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Initialize clock and serial devices in SPL. Otherwise, the device
driver won't be loaded in SPL.

Signed-off-by: Raymond Mao <raymond.mao@riscstar.com>
Signed-off-by: Guodong Xu <guodong@riscstar.com>
Tested-by: Songsong Zhang <sszhang@vsit.ai>
This commit is contained in:
Raymond Mao
2026-07-21 16:57:13 +08:00
committed by Tim Ouyang
parent 70cee8ab03
commit cc4f363cc7
1 changed files with 39 additions and 0 deletions
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board/spacemit/k1/spl.c
+39
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@@ -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();
}