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clk: qcom: gcc-ipq806x: add unusued flag for critical clock 

Some clocks are used by other devices present on the SoC. For example
the gsbi4_h_clk is used by RPM and is if disabled cause the RPM to
reject any regulator change command. These clock should never be
disabled.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Tested-by: Jonathan McDowell <noodles@earth.li>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226135235.10051-9-ansuelsmth@gmail.com
This commit is contained in:
Ansuel Smith 2022-02-26 14:52:28 +01:00 committed by Bjorn Andersson
parent 512ea2edfe
commit 28aa450d38
1 changed files with 5 additions and 4 deletions
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9
drivers/clk/qcom/gcc-ipq806x.c
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@ -798,7 +798,7 @@ static struct clk_rcg gsbi4_qup_src = {
.parent_data = gcc_pxo_pll8,
.num_parents = ARRAY_SIZE(gcc_pxo_pll8),
.ops = &clk_rcg_ops,
.flags = CLK_SET_PARENT_GATE,
.flags = CLK_SET_PARENT_GATE | CLK_IGNORE_UNUSED,
},
},
};
@ -816,7 +816,7 @@ static struct clk_branch gsbi4_qup_clk = {
},
.num_parents = 1,
.ops = &clk_branch_ops,
.flags = CLK_SET_RATE_PARENT,
.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
},
},
};
@ -900,7 +900,7 @@ static struct clk_rcg gsbi6_qup_src = {
.parent_data = gcc_pxo_pll8,
.num_parents = ARRAY_SIZE(gcc_pxo_pll8),
.ops = &clk_rcg_ops,
.flags = CLK_SET_PARENT_GATE,
.flags = CLK_SET_PARENT_GATE | CLK_IGNORE_UNUSED,
},
},
};
@ -969,7 +969,7 @@ static struct clk_branch gsbi7_qup_clk = {
},
.num_parents = 1,
.ops = &clk_branch_ops,
.flags = CLK_SET_RATE_PARENT,
.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
},
},
};
@ -1015,6 +1015,7 @@ static struct clk_branch gsbi4_h_clk = {
.hw.init = &(struct clk_init_data){
.name = "gsbi4_h_clk",
.ops = &clk_branch_ops,
.flags = CLK_IGNORE_UNUSED,
},
},
};