1 // SPDX-License-Identifier: GPL-2.0
22 #define FPGA_TIMEOUT_MSEC	1000  /* timeout in ms */
37 	reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_get_msel()
47 		setbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cfgwdth()
50 		clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cfgwdth()
56 	return (readl(&fpga_manager_base->imgcfg_stat) &  in is_fpgamgr_user_mode()
62 	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,  in wait_for_user_mode()
69 	return (readl(&fpga_manager_base->imgcfg_stat) &  in is_fpgamgr_early_user_mode()
81 	cd_ratio = (readl(&fpga_manager_base->imgcfg_ctrl_02) &  in fpgamgr_wait_early_user_mode()
90 			return -ETIMEDOUT;  in fpgamgr_wait_early_user_mode()
105 /* Read f2s_nconfig_pin and f2s_nstatus_pin; loop until de-asserted */
112 	 * Poll until f2s_nconfig_pin and f2s_nstatus_pin; loop until  in wait_for_nconfig_pin_and_nstatus_pin()
113 	 * de-asserted, timeout at 1000ms  in wait_for_nconfig_pin_and_nstatus_pin()
115 	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat, mask,  in wait_for_nconfig_pin_and_nstatus_pin()
121 	/* Poll until f2s to specific value, timeout at 1000ms */  in wait_for_f2s_nstatus_pin()
122 	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,  in wait_for_f2s_nstatus_pin()
130 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cd_ratio()
133 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cd_ratio()
145 		return -EPERM;  in fpgamgr_verify_msel()
167 		return -EINVAL;  in fpgamgr_set_cdratio_cdwidth()
224 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_reset()
229 		return -ETIME;  in fpgamgr_reset()
232 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_reset()
237 		return -ETIME;  in fpgamgr_reset()
240 	reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_reset()
242 		return -EPERM;  in fpgamgr_reset()
245 		return -EPERM;  in fpgamgr_reset()
257 		return -EPERM;  in fpgamgr_program_init()
261 		return -EPERM;  in fpgamgr_program_init()
269 		return -ETIME;  in fpgamgr_program_init()
283 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
286 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
289 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_program_init()
293 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
296 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
306 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
308 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
316 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
324 	 clrbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
329 		return -ETIME;  in fpgamgr_program_init()
341 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_program_init()
354 		reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_program_poll_cd()
360 			return -EPERM;  in fpgamgr_program_poll_cd()
365 		return -ETIME;  in fpgamgr_program_poll_cd()
377 		return -ETIME;  in fpgamgr_program_poll_usermode()
391 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_program_poll_usermode()
401 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_poll_usermode()
403 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_poll_usermode()
407 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_poll_usermode()
414 	reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_program_poll_usermode()
421 		return -EPERM;  in fpgamgr_program_poll_usermode()
432 		printf("FPGA: Poll CD failed with error code %d\n", status);  in fpgamgr_program_finish()
433 		return -EPERM;  in fpgamgr_program_finish()
440 		printf("FPGA: Poll usermode failed with error code %d\n",  in fpgamgr_program_finish()
442 		return -EPERM;  in fpgamgr_program_finish()
452  * Return 0 for sucess, non-zero for error.
459 	writel(0, &system_manager_base->fpgaintf_en_global);  in socfpga_load()