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Commit d625a730 authored by Lee Jones's avatar Lee Jones Committed by Linus Walleij
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clk: ux500: Add Device Tree support for the RTC clock 



This patch enables the RTC fixed frequency clock to be specified from
Device Tree via phandles to the "rtc32k-clock" node.

Acked-by: default avatarMike Turquette <mturquette@linaro.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 89da2dfa

drivers/clk/ux500/u8500_of_clk.c

+5 −2
Original line number Diff line number Diff line
@@ -60,7 +60,7 @@ void u8500_of_clk_init(u32 clkrst1_base, u32 clkrst2_base, u32 clkrst3_base, 
	struct device_node *np = NULL;

	struct device_node *child = NULL;

	const char *sgaclk_parent = NULL;

	struct clk *clk;

	struct clk *clk, *rtc_clk;



	if (of_have_populated_dt())

		np = of_find_matching_node(NULL, u8500_clk_of_match);
@@ -84,7 +84,7 @@ void u8500_of_clk_init(u32 clkrst1_base, u32 clkrst2_base, u32 clkrst3_base, 


	/* FIXME: Add sys, ulp and int clocks here. */



	clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL",

	rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL",

				CLK_IS_ROOT|CLK_IGNORE_UNUSED,

				32768);
@@ -548,5 +548,8 @@ void u8500_of_clk_init(u32 clkrst1_base, u32 clkrst2_base, u32 clkrst3_base, 


		if (!of_node_cmp(child->name, "prcc-kernel-clock"))

			of_clk_add_provider(child, ux500_twocell_get, prcc_kclk);



		if (!of_node_cmp(child->name, "rtc32k-clock"))

			of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk);

	}

}