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authorAidan MacDonald <aidanmacdonald.0x0@gmail.com>2022-04-28 19:44:54 +0300
committerStephen Boyd <sboyd@kernel.org>2022-05-18 23:56:26 +0300
commit2b0f3d70ce7ca68c10b3a5beaf2da6a03c5b3c11 (patch)
treeb0240ea1e0cde0817275735eef6c2319cc185880 /arch/mips
parentca54d06fcacfdeb0b07acb4c6469a96fb02a9b44 (diff)
downloadlinux-2b0f3d70ce7ca68c10b3a5beaf2da6a03c5b3c11.tar.xz
mips: ingenic: Do not manually reference the CPU clock
It isn't necessary to manually walk the device tree and enable the CPU clock anymore. The CPU and other necessary clocks are now flagged as critical in the clock driver, which accomplishes the same thing in a more declarative fashion. Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com> Reviewed-by: Paul Cercueil <paul@crapouillou.net> Link: https://lore.kernel.org/r/20220428164454.17908-4-aidanmacdonald.0x0@gmail.com Tested-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> # On X1000 and X1830 Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/generic/board-ingenic.c26
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/mips/generic/board-ingenic.c b/arch/mips/generic/board-ingenic.c
index 3f44f14bdb33..c422bbc890ed 100644
--- a/arch/mips/generic/board-ingenic.c
+++ b/arch/mips/generic/board-ingenic.c
@@ -131,36 +131,10 @@ static const struct platform_suspend_ops ingenic_pm_ops __maybe_unused = {
static int __init ingenic_pm_init(void)
{
- struct device_node *cpu_node;
- struct clk *cpu0_clk;
- int ret;
-
if (boot_cpu_type() == CPU_XBURST) {
if (IS_ENABLED(CONFIG_PM_SLEEP))
suspend_set_ops(&ingenic_pm_ops);
_machine_halt = ingenic_halt;
-
- /*
- * Unconditionally enable the clock for the first CPU.
- * This makes sure that the PLL that feeds the CPU won't be
- * stopped while the kernel is running.
- */
- cpu_node = of_get_cpu_node(0, NULL);
- if (!cpu_node) {
- pr_err("Unable to get CPU node\n");
- } else {
- cpu0_clk = of_clk_get(cpu_node, 0);
- if (IS_ERR(cpu0_clk)) {
- pr_err("Unable to get CPU0 clock\n");
- return PTR_ERR(cpu0_clk);
- }
-
- ret = clk_prepare_enable(cpu0_clk);
- if (ret) {
- pr_err("Unable to enable CPU0 clock\n");
- return ret;
- }
- }
}
return 0;