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realtek: use kernel defined halt 

If _machine_hang is not defined on MIPS, the kernel will check if the
CPU can enter a more power efficient sleep mode. Since the realtek
platform supports mips32_r2, this should issue a WAIT instruction
instead of a trivial infinite loop.

Signed-off-by: Sander Vanheule <sander@svanheule.net>
This commit is contained in:
Sander Vanheule 2020-12-12 17:02:00 +01:00 committed by Petr Štetiar
parent cb41bc5088
commit f4b687d1f0
1 changed files with 0 additions and 7 deletions
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7
target/linux/realtek/files-5.4/arch/mips/rtl838x/setup.c
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@ -59,19 +59,12 @@ static void rtl838x_restart(char *command)
sw_w32(1, RTL838X_RST_GLB_CTRL_1);
}
static void rtl838x_halt(void)
{
pr_info("System halted.\n");
while(1);
}
void __init plat_mem_setup(void)
{
void *dtb;
set_io_port_base(KSEG1);
_machine_restart = rtl838x_restart;
_machine_halt = rtl838x_halt;
if (fw_passed_dtb) /* UHI interface */
dtb = (void *)fw_passed_dtb;