diff options
Diffstat (limited to 'drivers/clk/rockchip')
| -rw-r--r-- | drivers/clk/rockchip/clk-rk3188.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/clk/rockchip/clk-rk3188.c b/drivers/clk/rockchip/clk-rk3188.c index 1c5e6442dcfb..6a81bc9e54f0 100644 --- a/drivers/clk/rockchip/clk-rk3188.c +++ b/drivers/clk/rockchip/clk-rk3188.c @@ -652,12 +652,33 @@ CLK_OF_DECLARE(rk3066a_cru, "rockchip,rk3066a-cru", rk3066a_clk_init); static void __init rk3188a_clk_init(struct device_node *np) { + struct clk *clk1, *clk2; + unsigned long rate; + int ret; + rk3188_common_clk_init(np); rockchip_clk_register_plls(rk3188_pll_clks, ARRAY_SIZE(rk3188_pll_clks), RK3188_GRF_SOC_STATUS); rockchip_clk_register_branches(rk3188_clk_branches, ARRAY_SIZE(rk3188_clk_branches)); + + /* reparent aclk_cpu_pre from apll */ + clk1 = __clk_lookup("aclk_cpu_pre"); + clk2 = __clk_lookup("gpll"); + if (clk1 && clk2) { + rate = clk_get_rate(clk1); + + ret = clk_set_parent(clk1, clk2); + if (ret < 0) + pr_warn("%s: could not reparent aclk_cpu_pre to gpll\n", + __func__); + + clk_set_rate(clk1, rate); + } else { + pr_warn("%s: missing clocks to reparent aclk_cpu_pre to gpll\n", + __func__); + } } CLK_OF_DECLARE(rk3188a_cru, "rockchip,rk3188a-cru", rk3188a_clk_init); |