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clk: armada-37xx: Support soc_clk_dump

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Add support for the clk dump command on Armada 37xx.

Signed-off-by: Marek Behun <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Marek Behún 2018-04-24 17:21:27 +02:00 committed by Stefan Roese
parent dbbd5bdd27
commit dd77690c43
2 changed files with 37 additions and 1 deletions
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36
drivers/clk/mvebu/armada-37xx-periph.c
View File

@ -337,7 +337,8 @@ static int armada_37xx_periph_clk_disable(struct clk *clk)
return periph_clk_enable(clk, 0);
}
int armada_37xx_periph_clk_dump(struct udevice *dev)
#if defined(CONFIG_CMD_CLK) && defined(CONFIG_CLK_ARMADA_3720)
static int armada_37xx_periph_clk_dump(struct udevice *dev)
{
struct a37xx_periphclk *priv = dev_get_priv(dev);
const struct clk_periph *clks;
@ -356,6 +357,39 @@ int armada_37xx_periph_clk_dump(struct udevice *dev)
return 0;
}
static int clk_dump(const char *name, int (*func)(struct udevice *))
{
struct udevice *dev;
if (uclass_get_device_by_name(UCLASS_CLK, name, &dev)) {
printf("Cannot find device %s\n", name);
return -ENODEV;
}
return func(dev);
}
int armada_37xx_tbg_clk_dump(struct udevice *);
int soc_clk_dump(void)
{
printf(" xtal at %u000000 Hz\n\n", get_ref_clk());
if (clk_dump("tbg@13200", armada_37xx_tbg_clk_dump))
return 1;
if (clk_dump("nb-periph-clk@13000",
armada_37xx_periph_clk_dump))
return 1;
if (clk_dump("sb-periph-clk@18000",
armada_37xx_periph_clk_dump))
return 1;
return 0;
}
#endif
static int armada_37xx_periph_clk_probe(struct udevice *dev)
{
struct a37xx_periphclk *priv = dev_get_priv(dev);

2
drivers/clk/mvebu/armada-37xx-tbg.c
View File

@ -93,6 +93,7 @@ static ulong armada_37xx_tbg_clk_get_rate(struct clk *clk)
return priv->rates[clk->id];
}
#if defined(CONFIG_CMD_CLK) && defined(CONFIG_CLK_ARMADA_3720)
int armada_37xx_tbg_clk_dump(struct udevice *dev)
{
struct a37xx_tbgclk *priv = dev_get_priv(dev);
@ -105,6 +106,7 @@ int armada_37xx_tbg_clk_dump(struct udevice *dev)
return 0;
}
#endif
static int armada_37xx_tbg_clk_probe(struct udevice *dev)
{