On Wed, 2018-08-08 at 22:10 +0200, Marek Vasut wrote:
Add trivial implementation of the clk dump in case DM is enabled. This implementation just iterates over all the clock registered with the CLK uclass and prints their rate.
Signed-off-by: Marek Vasut marex@denx.de Cc: Chin Liang See chin.liang.see@intel.com Cc: Dinh Nguyen dinguyen@kernel.org Cc: Ley Foon Tan ley.foon.tan@intel.com Cc: Simon Glass sjg@chromium.org Cc: Tom Rini trini@konsulko.com
cmd/clk.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+)
diff --git a/cmd/clk.c b/cmd/clk.c index 73fb25092b..fd4231589c 100644 --- a/cmd/clk.c +++ b/cmd/clk.c @@ -5,11 +5,48 @@ #include <common.h> #include <command.h> #include <clk.h> +#if defined(CONFIG_DM) && defined(CONFIG_CLK) +#include <dm.h> +#include <dm/device-internal.h> +#endif int __weak soc_clk_dump(void) { +#if defined(CONFIG_DM) && defined(CONFIG_CLK)
- struct udevice *dev;
- struct uclass *uc;
- struct clk clk;
- int ret;
- /* Device addresses start at 1 */
- ret = uclass_get(UCLASS_CLK, &uc);
- if (ret)
return ret;- uclass_foreach_dev(dev, uc) {
memset(&clk, 0, sizeof(clk));ret = device_probe(dev);if (ret) {printf("%-30.30s : ? Hz\n", dev->name);continue;}ret = clk_request(dev, &clk);if (ret) {printf("%-30.30s : ? Hz\n", dev->name);continue;}printf("%-30.30s : %lu Hz\n", dev->name,clk_get_rate(&clk));
clk_free(&clk);- }
- return 0;
+#else puts("Not implemented\n"); return 1; +#endif } static int do_clk_dump(cmd_tbl_t *cmdtp, int flag, int argc,
Reviewed-by: Ley Foon Tan ley.foon.tan@intel.com