diff options
Diffstat (limited to 'drivers/clk/at91/at91sam9rl.c')
| -rw-r--r-- | drivers/clk/at91/at91sam9rl.c | 38 |
1 files changed, 28 insertions, 10 deletions
diff --git a/drivers/clk/at91/at91sam9rl.c b/drivers/clk/at91/at91sam9rl.c index 77fe83a73bf4..b992137bab02 100644 --- a/drivers/clk/at91/at91sam9rl.c +++ b/drivers/clk/at91/at91sam9rl.c @@ -7,6 +7,8 @@ #include "pmc.h" +static DEFINE_SPINLOCK(sam9rl_mck_lock); + static const struct clk_master_characteristics sam9rl_mck_characteristics = { .output = { .min = 0, .max = 94000000 }, .divisors = { 1, 2, 4, 0 }, @@ -87,9 +89,9 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - at91sam9rl_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9rl_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(at91sam9rl_systemck), - nck(at91sam9rl_periphck), 0); + nck(at91sam9rl_periphck), 0, 2); if (!at91sam9rl_pmc) return; @@ -105,6 +107,8 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + at91sam9rl_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck"); if (IS_ERR(hw)) goto err_free; @@ -115,9 +119,19 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) parent_names[1] = "mainck"; parent_names[2] = "pllack"; parent_names[3] = "utmick"; - hw = at91_clk_register_master(regmap, "masterck", 4, parent_names, - &at91rm9200_master_layout, - &sam9rl_mck_characteristics); + hw = at91_clk_register_master_pres(regmap, "masterck_pres", 4, + parent_names, + &at91rm9200_master_layout, + &sam9rl_mck_characteristics, + &sam9rl_mck_lock); + if (IS_ERR(hw)) + goto err_free; + + hw = at91_clk_register_master_div(regmap, "masterck_div", + "masterck_pres", + &at91rm9200_master_layout, + &sam9rl_mck_characteristics, + &sam9rl_mck_lock, CLK_SET_RATE_GATE, 0); if (IS_ERR(hw)) goto err_free; @@ -127,7 +141,7 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) parent_names[1] = "mainck"; parent_names[2] = "pllack"; parent_names[3] = "utmick"; - parent_names[4] = "masterck"; + parent_names[4] = "masterck_div"; for (i = 0; i < 2; i++) { char name[6]; @@ -135,9 +149,12 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) hw = at91_clk_register_programmable(regmap, name, parent_names, 5, i, - &at91rm9200_programmable_layout); + &at91rm9200_programmable_layout, + NULL); if (IS_ERR(hw)) goto err_free; + + at91sam9rl_pmc->pchws[i] = hw; } for (i = 0; i < ARRAY_SIZE(at91sam9rl_systemck); i++) { @@ -153,7 +170,7 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) for (i = 0; i < ARRAY_SIZE(at91sam9rl_periphck); i++) { hw = at91_clk_register_peripheral(regmap, at91sam9rl_periphck[i].n, - "masterck", + "masterck_div", at91sam9rl_periphck[i].id); if (IS_ERR(hw)) goto err_free; @@ -166,6 +183,7 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) return; err_free: - pmc_data_free(at91sam9rl_pmc); + kfree(at91sam9rl_pmc); } -CLK_OF_DECLARE_DRIVER(at91sam9rl_pmc, "atmel,at91sam9rl-pmc", at91sam9rl_pmc_setup); + +CLK_OF_DECLARE(at91sam9rl_pmc, "atmel,at91sam9rl-pmc", at91sam9rl_pmc_setup); |