1 // SPDX-License-Identifier: GPL-2.0-only
7 #include <linux/cpu.h>
75 static void set_cpu_hi3620(int cpu, bool enable)  in set_cpu_hi3620()  argument
81 		if ((cpu == 2) || (cpu == 3))  in set_cpu_hi3620()
82 			writel_relaxed(CPU2_ISO_CTRL << (cpu - 2),  in set_cpu_hi3620()
87 		writel_relaxed(0x01 << cpu, ctrl_base + SCCPUCOREEN);  in set_cpu_hi3620()
92 		writel_relaxed(val << cpu, ctrl_base + SCCPURSTDIS);  in set_cpu_hi3620()
95 		writel_relaxed(val << cpu, ctrl_base + SCCPURSTEN);  in set_cpu_hi3620()
98 		if ((cpu == 2) || (cpu == 3))  in set_cpu_hi3620()
99 			writel_relaxed(CPU2_ISO_CTRL << (cpu - 2),  in set_cpu_hi3620()
105 		val &= ~(CPU0_WFI_MASK_CFG << cpu);  in set_cpu_hi3620()
111 		writel_relaxed(val << cpu, ctrl_base + SCCPURSTDIS);  in set_cpu_hi3620()
115 		val |= (CPU0_WFI_MASK_CFG << cpu);  in set_cpu_hi3620()
119 		writel_relaxed(0x01 << cpu, ctrl_base + SCCPUCOREDIS);  in set_cpu_hi3620()
121 		if ((cpu == 2) || (cpu == 3)) {  in set_cpu_hi3620()
123 			writel_relaxed(CPU2_ISO_CTRL << (cpu - 2),  in set_cpu_hi3620()
131 		writel_relaxed(val << cpu, ctrl_base + SCCPURSTEN);  in set_cpu_hi3620()
133 		if ((cpu == 2) || (cpu == 3)) {  in set_cpu_hi3620()
135 			writel_relaxed(CPU2_ISO_CTRL << (cpu - 2),  in set_cpu_hi3620()
149 		return -ENOENT;  in hi3xxx_hotplug_init()
156 		return -ENOMEM;  in hi3xxx_hotplug_init()
163 void hi3xxx_set_cpu(int cpu, bool enable)  in hi3xxx_set_cpu()  argument
171 		set_cpu_hi3620(cpu, enable);  in hi3xxx_set_cpu()
190 void hix5hd2_set_cpu(int cpu, bool enable)  in hix5hd2_set_cpu()  argument
222 void hip01_set_cpu(int cpu, bool enable)  in hip01_set_cpu()  argument
228 		np = of_find_compatible_node(NULL, NULL, "hisilicon,hip01-sysctrl");  in hip01_set_cpu()
257 	 * Turn off coherency and L1 D-cache  in cpu_enter_lowpower()
272 void hi3xxx_cpu_die(unsigned int cpu)  in hi3xxx_cpu_die()  argument
275 	hi3xxx_set_cpu_jump(cpu, phys_to_virt(0));  in hi3xxx_cpu_die()
279 	panic("cpu %d unexpectedly exit from shutdown\n", cpu);  in hi3xxx_cpu_die()
282 int hi3xxx_cpu_kill(unsigned int cpu)  in hi3xxx_cpu_kill()  argument
286 	while (hi3xxx_get_cpu_jump(cpu))  in hi3xxx_cpu_kill()
289 	hi3xxx_set_cpu(cpu, false);  in hi3xxx_cpu_kill()
293 void hix5hd2_cpu_die(unsigned int cpu)  in hix5hd2_cpu_die()  argument
296 	hix5hd2_set_cpu(cpu, false);  in hix5hd2_cpu_die()