summaryrefslogtreecommitdiff
path: root/drivers/clk/rockchip/clk-rk3368.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/clk/rockchip/clk-rk3368.c')
-rw-r--r--drivers/clk/rockchip/clk-rk3368.c28
1 files changed, 21 insertions, 7 deletions
diff --git a/drivers/clk/rockchip/clk-rk3368.c b/drivers/clk/rockchip/clk-rk3368.c
index a2bb12200465..6cb474c593e7 100644
--- a/drivers/clk/rockchip/clk-rk3368.c
+++ b/drivers/clk/rockchip/clk-rk3368.c
@@ -165,14 +165,20 @@ static const struct rockchip_cpuclk_reg_data rk3368_cpuclkb_data = {
.core_reg = RK3368_CLKSEL_CON(0),
.div_core_shift = 0,
.div_core_mask = 0x1f,
+ .mux_core_alt = 1,
+ .mux_core_main = 0,
.mux_core_shift = 7,
+ .mux_core_mask = 0x1,
};
static const struct rockchip_cpuclk_reg_data rk3368_cpuclkl_data = {
.core_reg = RK3368_CLKSEL_CON(2),
.div_core_shift = 0,
+ .mux_core_alt = 1,
+ .mux_core_main = 0,
.div_core_mask = 0x1f,
.mux_core_shift = 7,
+ .mux_core_mask = 0x1,
};
#define RK3368_DIV_ACLKM_MASK 0x1f
@@ -856,6 +862,7 @@ static const char *const rk3368_critical_clocks[] __initconst = {
static void __init rk3368_clk_init(struct device_node *np)
{
+ struct rockchip_clk_provider *ctx;
void __iomem *reg_base;
struct clk *clk;
@@ -865,7 +872,12 @@ static void __init rk3368_clk_init(struct device_node *np)
return;
}
- rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+ ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+ if (IS_ERR(ctx)) {
+ pr_err("%s: rockchip clk init failed\n", __func__);
+ iounmap(reg_base);
+ return;
+ }
/* Watchdog pclk is controlled by sgrf_soc_con3[7]. */
clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_pd_alive", 0, 1, 1);
@@ -873,22 +885,22 @@ static void __init rk3368_clk_init(struct device_node *np)
pr_warn("%s: could not register clock pclk_wdt: %ld\n",
__func__, PTR_ERR(clk));
else
- rockchip_clk_add_lookup(clk, PCLK_WDT);
+ rockchip_clk_add_lookup(ctx, clk, PCLK_WDT);
- rockchip_clk_register_plls(rk3368_pll_clks,
+ rockchip_clk_register_plls(ctx, rk3368_pll_clks,
ARRAY_SIZE(rk3368_pll_clks),
RK3368_GRF_SOC_STATUS0);
- rockchip_clk_register_branches(rk3368_clk_branches,
+ rockchip_clk_register_branches(ctx, rk3368_clk_branches,
ARRAY_SIZE(rk3368_clk_branches));
rockchip_clk_protect_critical(rk3368_critical_clocks,
ARRAY_SIZE(rk3368_critical_clocks));
- rockchip_clk_register_armclk(ARMCLKB, "armclkb",
+ rockchip_clk_register_armclk(ctx, ARMCLKB, "armclkb",
mux_armclkb_p, ARRAY_SIZE(mux_armclkb_p),
&rk3368_cpuclkb_data, rk3368_cpuclkb_rates,
ARRAY_SIZE(rk3368_cpuclkb_rates));
- rockchip_clk_register_armclk(ARMCLKL, "armclkl",
+ rockchip_clk_register_armclk(ctx, ARMCLKL, "armclkl",
mux_armclkl_p, ARRAY_SIZE(mux_armclkl_p),
&rk3368_cpuclkl_data, rk3368_cpuclkl_rates,
ARRAY_SIZE(rk3368_cpuclkl_rates));
@@ -896,6 +908,8 @@ static void __init rk3368_clk_init(struct device_node *np)
rockchip_register_softrst(np, 15, reg_base + RK3368_SOFTRST_CON(0),
ROCKCHIP_SOFTRST_HIWORD_MASK);
- rockchip_register_restart_notifier(RK3368_GLB_SRST_FST, NULL);
+ rockchip_register_restart_notifier(ctx, RK3368_GLB_SRST_FST, NULL);
+
+ rockchip_clk_of_add_provider(np, ctx);
}
CLK_OF_DECLARE(rk3368_cru, "rockchip,rk3368-cru", rk3368_clk_init);