Commit 74e53e0e authored by Simon Glass's avatar Simon Glass
Browse files

rockchip: Add a simple 'clock' command

Add a command that displays the PLLs and their current rate.
Signed-off-by: default avatarSimon Glass <>
parent ad443b72
......@@ -5,6 +5,7 @@
#include <common.h>
#include <clk.h>
#include <dm.h>
#include <ram.h>
#include <asm/io.h>
......@@ -49,3 +50,26 @@ void enable_caches(void)
void lowlevel_init(void)
static int do_clock(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
struct udevice *dev;
for (uclass_first_device(UCLASS_CLK, &dev);
uclass_next_device(&dev)) {
ulong rate;
rate = clk_get_rate(dev);
printf("%s: %lu\n", dev->name, rate);
return 0;
clock, 2, 1, do_clock,
"display information about clocks",
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