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authorStephen Boyd <sboyd@codeaurora.org>2016-11-01 18:39:07 -0700
committerStephen Boyd <sboyd@codeaurora.org>2016-11-01 18:39:07 -0700
commita4315592e8bb89469ca110a89448446e6c72e3ea (patch)
treed37a376fafb122edac159f01204abb411c39e290
parentf747597ea30a3b9ee9cdef692a1407e0c6be7a00 (diff)
parent10f2bfb092e3b49000526c02cfe8b2abbbdbb752 (diff)
downloadlinux-a4315592e8bb89469ca110a89448446e6c72e3ea.tar.bz2
Merge branch 'clk-fixes' into clk-next
* clk-fixes: clk: mmp: pxa910: fix return value check in pxa910_clk_init() clk: mmp: pxa168: fix return value check in pxa168_clk_init() clk: mmp: mmp2: fix return value check in mmp2_clk_init() clk: qoriq: Don't allow CPU clocks higher than starting value
-rw-r--r--drivers/clk/clk-qoriq.c13
-rw-r--r--drivers/clk/mmp/clk-of-mmp2.c2
-rw-r--r--drivers/clk/mmp/clk-of-pxa168.c2
-rw-r--r--drivers/clk/mmp/clk-of-pxa910.c4
4 files changed, 12 insertions, 9 deletions
diff --git a/drivers/clk/clk-qoriq.c b/drivers/clk/clk-qoriq.c
index 9f8c4b8ae603..7dd4351efdd6 100644
--- a/drivers/clk/clk-qoriq.c
+++ b/drivers/clk/clk-qoriq.c
@@ -740,6 +740,7 @@ static struct clk * __init create_mux_common(struct clockgen *cg,
struct mux_hwclock *hwc,
const struct clk_ops *ops,
unsigned long min_rate,
+ unsigned long max_rate,
unsigned long pct80_rate,
const char *fmt, int idx)
{
@@ -768,6 +769,8 @@ static struct clk * __init create_mux_common(struct clockgen *cg,
continue;
if (rate < min_rate)
continue;
+ if (rate > max_rate)
+ continue;
parent_names[j] = div->name;
hwc->parent_to_clksel[j] = i;
@@ -799,7 +802,7 @@ static struct clk * __init create_one_cmux(struct clockgen *cg, int idx)
struct mux_hwclock *hwc;
const struct clockgen_pll_div *div;
unsigned long plat_rate, min_rate;
- u64 pct80_rate;
+ u64 max_rate, pct80_rate;
u32 clksel;
hwc = kzalloc(sizeof(*hwc), GFP_KERNEL);
@@ -827,8 +830,8 @@ static struct clk * __init create_one_cmux(struct clockgen *cg, int idx)
return NULL;
}
- pct80_rate = clk_get_rate(div->clk);
- pct80_rate *= 8;
+ max_rate = clk_get_rate(div->clk);
+ pct80_rate = max_rate * 8;
do_div(pct80_rate, 10);
plat_rate = clk_get_rate(cg->pll[PLATFORM_PLL].div[PLL_DIV1].clk);
@@ -838,7 +841,7 @@ static struct clk * __init create_one_cmux(struct clockgen *cg, int idx)
else
min_rate = plat_rate / 2;
- return create_mux_common(cg, hwc, &cmux_ops, min_rate,
+ return create_mux_common(cg, hwc, &cmux_ops, min_rate, max_rate,
pct80_rate, "cg-cmux%d", idx);
}
@@ -853,7 +856,7 @@ static struct clk * __init create_one_hwaccel(struct clockgen *cg, int idx)
hwc->reg = cg->regs + 0x20 * idx + 0x10;
hwc->info = cg->info.hwaccel[idx];
- return create_mux_common(cg, hwc, &hwaccel_ops, 0, 0,
+ return create_mux_common(cg, hwc, &hwaccel_ops, 0, ULONG_MAX, 0,
"cg-hwaccel%d", idx);
}
diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c
index 3a51fff1b0e7..9adaf48aea23 100644
--- a/drivers/clk/mmp/clk-of-mmp2.c
+++ b/drivers/clk/mmp/clk-of-mmp2.c
@@ -313,7 +313,7 @@ static void __init mmp2_clk_init(struct device_node *np)
}
pxa_unit->apmu_base = of_iomap(np, 1);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
}
diff --git a/drivers/clk/mmp/clk-of-pxa168.c b/drivers/clk/mmp/clk-of-pxa168.c
index 87f2317b2a00..f110c02e83cb 100644
--- a/drivers/clk/mmp/clk-of-pxa168.c
+++ b/drivers/clk/mmp/clk-of-pxa168.c
@@ -262,7 +262,7 @@ static void __init pxa168_clk_init(struct device_node *np)
}
pxa_unit->apmu_base = of_iomap(np, 1);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
}
diff --git a/drivers/clk/mmp/clk-of-pxa910.c b/drivers/clk/mmp/clk-of-pxa910.c
index e22a67f76d93..64d1ef49caeb 100644
--- a/drivers/clk/mmp/clk-of-pxa910.c
+++ b/drivers/clk/mmp/clk-of-pxa910.c
@@ -282,7 +282,7 @@ static void __init pxa910_clk_init(struct device_node *np)
}
pxa_unit->apmu_base = of_iomap(np, 1);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
}
@@ -294,7 +294,7 @@ static void __init pxa910_clk_init(struct device_node *np)
}
pxa_unit->apbcp_base = of_iomap(np, 3);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apbcp_base) {
pr_err("failed to map apbcp registers\n");
return;
}