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aspeed/wdt: Add AST2700 support 

AST2700 wdt controller is similiar to AST2600's wdt, but
the AST2700 has 8 watchdogs, and they each have 0x80 of registers.
Introduce ast2700 object class and increase the number of regs(offset) of
ast2700 model.

Signed-off-by: Troy Lee <troy_lee@aspeedtech.com>
Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Jamin Lin 2024-06-04 13:44:22 +08:00 committed by Cédric Le Goater
parent ee48fef06c
commit 8db36a4f74
2 changed files with 26 additions and 1 deletions
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24
hw/watchdog/wdt_aspeed.c
View File

@ -422,12 +422,36 @@ static const TypeInfo aspeed_1030_wdt_info = {
.class_init = aspeed_1030_wdt_class_init,
};
static void aspeed_2700_wdt_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
AspeedWDTClass *awc = ASPEED_WDT_CLASS(klass);
dc->desc = "ASPEED 2700 Watchdog Controller";
awc->iosize = 0x80;
awc->ext_pulse_width_mask = 0xfffff; /* TODO */
awc->reset_ctrl_reg = AST2600_SCU_RESET_CONTROL1;
awc->reset_pulse = aspeed_2500_wdt_reset_pulse;
awc->wdt_reload = aspeed_wdt_reload_1mhz;
awc->sanitize_ctrl = aspeed_2600_sanitize_ctrl;
awc->default_status = 0x014FB180;
awc->default_reload_value = 0x014FB180;
}
static const TypeInfo aspeed_2700_wdt_info = {
.name = TYPE_ASPEED_2700_WDT,
.parent = TYPE_ASPEED_WDT,
.instance_size = sizeof(AspeedWDTState),
.class_init = aspeed_2700_wdt_class_init,
};
static void wdt_aspeed_register_types(void)
{
type_register_static(&aspeed_wdt_info);
type_register_static(&aspeed_2400_wdt_info);
type_register_static(&aspeed_2500_wdt_info);
type_register_static(&aspeed_2600_wdt_info);
type_register_static(&aspeed_2700_wdt_info);
type_register_static(&aspeed_1030_wdt_info);
}

3
include/hw/watchdog/wdt_aspeed.h
View File

@ -19,9 +19,10 @@ OBJECT_DECLARE_TYPE(AspeedWDTState, AspeedWDTClass, ASPEED_WDT)
#define TYPE_ASPEED_2400_WDT TYPE_ASPEED_WDT "-ast2400"
#define TYPE_ASPEED_2500_WDT TYPE_ASPEED_WDT "-ast2500"
#define TYPE_ASPEED_2600_WDT TYPE_ASPEED_WDT "-ast2600"
#define TYPE_ASPEED_2700_WDT TYPE_ASPEED_WDT "-ast2700"
#define TYPE_ASPEED_1030_WDT TYPE_ASPEED_WDT "-ast1030"
#define ASPEED_WDT_REGS_MAX (0x30 / 4)
#define ASPEED_WDT_REGS_MAX (0x80 / 4)
struct AspeedWDTState {
/*< private >*/