arm/mach-socfpga/reset_manager_arria10.c

1 // SPDX-License-Identifier: GPL-2.0
3  * Copyright (C) 2016-2017 Intel Corporation
66 	setbits_le32(&reset_manager_base->per1modrst,  in socfpga_watchdog_disable()
73 	clrbits_le32(&reset_manager_base->brgmodrst,  in socfpga_reset_deassert_noc_ddr_scheduler()
85 	return fdtdec_get_uint(blob, node, "init-val", 0);  in get_bridge_init_val()
95 		if (get_bridge_init_val(gd->fdt_blob,  in socfpga_reset_deassert_bridges_handoff()
102 	/* clear idle request to all bridges */  in socfpga_reset_deassert_bridges_handoff()
103 	setbits_le32(&sysmgr_regs->noc_idlereq_clr, mask_noc);  in socfpga_reset_deassert_bridges_handoff()
106 	clrbits_le32(&reset_manager_base->brgmodrst, mask_rstmgr);  in socfpga_reset_deassert_bridges_handoff()
108 	/* Poll until all idleack to 0, timeout at 1000ms */  in socfpga_reset_deassert_bridges_handoff()
109 	return wait_for_bit_le32(&sysmgr_regs->noc_idleack, mask_noc,  in socfpga_reset_deassert_bridges_handoff()
116 	clrbits_le32(&reset_manager_base->per1modrst,  in socfpga_reset_deassert_osc1wd0()
121  * Assert or de-assert SoCFPGA reset manager reset.
130 		reg = &reset_manager_base->mpumodrst;  in socfpga_per_reset()
133 		reg = &reset_manager_base->per0modrst;  in socfpga_per_reset()
136 		reg = &reset_manager_base->per1modrst;  in socfpga_per_reset()
139 		reg = &reset_manager_base->brgmodrst;  in socfpga_per_reset()
142 		reg = &reset_manager_base->sysmodrst;  in socfpga_per_reset()
177 	writel(~l4wd0, &reset_manager_base->per1modrst);  in socfpga_per_reset_all()
178 	setbits_le32(&reset_manager_base->per0modrst, ~mask_ecc_ocp);  in socfpga_per_reset_all()
181 	setbits_le32(&reset_manager_base->per0modrst, mask_ecc_ocp);  in socfpga_per_reset_all()
190 	/* set idle request to all bridges */  in socfpga_bridges_reset()
197 		&sysmgr_regs->noc_idlereq_set);  in socfpga_bridges_reset()
199 	/* Enable the NOC timeout */  in socfpga_bridges_reset()
200 	writel(ALT_SYSMGR_NOC_TMO_EN_SET_MSK, &sysmgr_regs->noc_timeout);  in socfpga_bridges_reset()
203 	ret = wait_for_bit_le32(&sysmgr_regs->noc_idleack,  in socfpga_bridges_reset()
215 	ret = wait_for_bit_le32(&sysmgr_regs->noc_idlestatus,  in socfpga_bridges_reset()
227 	setbits_le32(&reset_manager_base->brgmodrst,  in socfpga_bridges_reset()
235 	/* Disable NOC timeout */  in socfpga_bridges_reset()
236 	writel(0, &sysmgr_regs->noc_timeout);  in socfpga_bridges_reset()