ath79: fix qca956x SoC boot
[openwrt/staging/jow.git] / target / linux / ath79 / patches-4.14 / 0035-MIPS-ath79-fix-QCA956x-boot.patch
1 --- a/arch/mips/ath79/clock.c 2018-06-01 13:56:30.376729328 +0300
2 +++ b/arch/mips/ath79/clock.c 2018-06-04 02:06:57.039616840 +0300
3 @@ -525,6 +525,14 @@
4 u32 cpu_pll, ddr_pll;
5 u32 bootstrap;
6
7 + /* QCA956x timer init workaround has to be applied right before setting
8 + * up the clock. Else, there will be no jiffies */
9 + u32 misc;
10 +
11 + misc = ath79_reset_rr(AR71XX_RESET_REG_MISC_INT_ENABLE);
12 + misc |= MISC_INT_MIPS_SI_TIMERINT_MASK;
13 + ath79_reset_wr(AR71XX_RESET_REG_MISC_INT_ENABLE, misc);
14 +
15 bootstrap = ath79_reset_rr(QCA956X_RESET_REG_BOOTSTRAP);
16 if (bootstrap & QCA956X_BOOTSTRAP_REF_CLK_40)
17 ref_rate = 40 * 1000 * 1000;