MIPS: lantiq: explicitly enable clkout generation



Previously we relied on the bootloader to have enabled this bit. However some
bootloaders seem to not enable this for us.

Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4120/

parent fea7a08a

arch/mips/lantiq/xway/sysctrl.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -187,10 +187,12 @@ static int clkout_enable(struct clk *clk)
		for (i = 0; i < 4; i++) {
		if (clk->rates[i] == clk->rate) {
		int shift = 14 - (2 * clk->module);
		int enable = 7 - clk->module;
		unsigned int val = ltq_cgu_r32(ifccr);

		val &= ~(3 << shift);
		val \|= i << shift;
		val \|= enable;
		ltq_cgu_w32(val, ifccr);
		return 0;
		}