clk: at91: sam9x60: fix main rc oscillator frequency

Main RC oscillator frequency is 12MHz according to datasheet
(chapter 27.2).

Fixes: 01e2113de9a52 ("clk: at91: add sam9x60 pmc driver")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/1595403506-8209-8-git-send-email-claudiu.beznea@microchip.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c
index 1994513..d9f6d9b 100644 (file)
--- a/drivers/clk/at91/sam9x60.c
+++ b/drivers/clk/at91/sam9x60.c
@@ -189,7 +189,7 @@ static void __init sam9x60_pmc_setup(struct device_node *np)
        if (!sam9x60_pmc)
                return;
 
-       hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 24000000,
+       hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000,
                                           50000000);
        if (IS_ERR(hw))
                goto err_free;