diff options
Diffstat (limited to 'drivers/clk/clk_sandbox.c')
| -rw-r--r-- | drivers/clk/clk_sandbox.c | 40 |
1 files changed, 33 insertions, 7 deletions
diff --git a/drivers/clk/clk_sandbox.c b/drivers/clk/clk_sandbox.c index b28b67b448..57acf7d855 100644 --- a/drivers/clk/clk_sandbox.c +++ b/drivers/clk/clk_sandbox.c @@ -9,13 +9,7 @@ #include <errno.h> #include <malloc.h> #include <asm/clk.h> - -struct sandbox_clk_priv { - bool probed; - ulong rate[SANDBOX_CLK_ID_COUNT]; - bool enabled[SANDBOX_CLK_ID_COUNT]; - bool requested[SANDBOX_CLK_ID_COUNT]; -}; +#include <linux/clk-provider.h> static ulong sandbox_clk_get_rate(struct clk *clk) { @@ -178,3 +172,35 @@ int sandbox_clk_query_requested(struct udevice *dev, int id) return -EINVAL; return priv->requested[id]; } + +int clk_fixed_rate_of_to_plat(struct udevice *dev) +{ + struct clk_fixed_rate *cplat; + +#if CONFIG_IS_ENABLED(OF_PLATDATA) + struct sandbox_clk_fixed_rate_plat *plat = dev_get_plat(dev); + + cplat = &plat->fixed; + cplat->fixed_rate = plat->dtplat.clock_frequency; +#else + cplat = to_clk_fixed_rate(dev); +#endif + clk_fixed_rate_ofdata_to_plat_(dev, cplat); + + return 0; +} + +static const struct udevice_id sandbox_clk_fixed_rate_match[] = { + { .compatible = "sandbox,fixed-clock" }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(sandbox_fixed_clock) = { + .name = "sandbox_fixed_clock", + .id = UCLASS_CLK, + .of_match = sandbox_clk_fixed_rate_match, + .of_to_plat = clk_fixed_rate_of_to_plat, + .plat_auto = sizeof(struct sandbox_clk_fixed_rate_plat), + .ops = &clk_fixed_rate_ops, + .flags = DM_FLAG_PRE_RELOC, +}; |