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soc: rockchip: amp: Add 'boot-on' property assignment support

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boot-on is absent or boot-on = <1>: bring up this cpu when driver probe.

Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Change-Id: I0157e72b53f5c35e5478408804a72bab5fd02837
This commit is contained in:
Joseph Chen
2023-08-04 02:34:57 +00:00
committed by Tao Huang
parent 4b354ca1b7
commit a555b785b3
1 changed files with 10 additions and 5 deletions
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15
drivers/soc/rockchip/rockchip_amp.c
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@@ -207,7 +207,7 @@ static int rockchip_amp_boot_cpus(struct device *dev,
struct device_node *cpu_node, int idx)
{
u64 cpu_entry, cpu_id;
u32 cpu_mode;
u32 cpu_mode, boot_on;
int ret;
if (idx >= CONFIG_NR_CPUS)
@@ -233,6 +233,9 @@ static int rockchip_amp_boot_cpus(struct device *dev,
return -1;
}
if (of_property_read_u32_array(cpu_node, "boot-on", &boot_on, 1))
boot_on = 1; /* compatible old action */
cpu_boot_info[idx].entry = cpu_entry;
cpu_boot_info[idx].mode = cpu_mode;
cpu_boot_info[idx].cpu_id = cpu_id;
@@ -243,10 +246,12 @@ static int rockchip_amp_boot_cpus(struct device *dev,
return ret;
}
ret = sip_smc_amp_config(RK_AMP_SUB_FUNC_CPU_ON, cpu_id, cpu_entry, 0);
if (ret) {
dev_warn(dev, "booting up a cpu is error(%d)!\n", ret);
return ret;
if (boot_on) {
ret = sip_smc_amp_config(RK_AMP_SUB_FUNC_CPU_ON, cpu_id, cpu_entry, 0);
if (ret) {
dev_warn(dev, "booting up a cpu is error(%d)!\n", ret);
return ret;
}
}
cpu_boot_info[idx].en = 1;