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path: root/drivers/clk/renesas/clk-mstp.c
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Diffstat (limited to 'drivers/clk/renesas/clk-mstp.c')
-rw-r--r--drivers/clk/renesas/clk-mstp.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c
index b533f99550e1..3ce819c26077 100644
--- a/drivers/clk/renesas/clk-mstp.c
+++ b/drivers/clk/renesas/clk-mstp.c
@@ -141,9 +141,9 @@ static const struct clk_ops cpg_mstp_clock_ops = {
.is_enabled = cpg_mstp_clock_is_enabled,
};
-static struct clk * __init
-cpg_mstp_clock_register(const char *name, const char *parent_name,
- unsigned int index, struct mstp_clock_group *group)
+static struct clk * __init cpg_mstp_clock_register(const char *name,
+ const char *parent_name, unsigned int index,
+ struct mstp_clock_group *group)
{
struct clk_init_data init;
struct mstp_clock *clock;
@@ -158,6 +158,11 @@ cpg_mstp_clock_register(const char *name, const char *parent_name,
init.name = name;
init.ops = &cpg_mstp_clock_ops;
init.flags = CLK_IS_BASIC | CLK_SET_RATE_PARENT;
+ /* INTC-SYS is the module clock of the GIC, and must not be disabled */
+ if (!strcmp(name, "intc-sys")) {
+ pr_debug("MSTP %s setting CLK_IS_CRITICAL\n", name);
+ init.flags |= CLK_IS_CRITICAL;
+ }
init.parent_names = &parent_name;
init.num_parents = 1;