4  * SPDX-License-Identifier:    GPL-2.0
23 #define FPGA_TIMEOUT_MSEC	1000  /* timeout in ms */
40 	reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_get_msel()
50 		setbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cfgwdth()
53 		clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cfgwdth()
59 	return (readl(&fpga_manager_base->imgcfg_stat) &  in is_fpgamgr_user_mode()
65 	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,  in wait_for_user_mode()
72 	return (readl(&fpga_manager_base->imgcfg_stat) &  in is_fpgamgr_early_user_mode()
84 	cd_ratio = (readl(&fpga_manager_base->imgcfg_ctrl_02) &  in fpgamgr_wait_early_user_mode()
93 			return -ETIMEDOUT;  in fpgamgr_wait_early_user_mode()
108 /* Read f2s_nconfig_pin and f2s_nstatus_pin; loop until de-asserted */
114 	/* Poll until f2s_nconfig_pin and f2s_nstatus_pin; loop until de-asserted,  in wait_for_nconfig_pin_and_nstatus_pin()
115 	 * timeout at 1000ms  in wait_for_nconfig_pin_and_nstatus_pin()
117 	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,  in wait_for_nconfig_pin_and_nstatus_pin()
124 	/* Poll until f2s to specific value, timeout at 1000ms */  in wait_for_f2s_nstatus_pin()
125 	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,  in wait_for_f2s_nstatus_pin()
133 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cd_ratio()
136 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_set_cd_ratio()
148 		return -EPERM;  in fpgamgr_verify_msel()
170 		return -EINVAL;  in fpgamgr_set_cdratio_cdwidth()
227 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_reset()
232 		return -ETIME;  in fpgamgr_reset()
235 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_reset()
240 		return -ETIME;  in fpgamgr_reset()
243 	reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_reset()
245 		return -EPERM;  in fpgamgr_reset()
248 		return -EPERM;  in fpgamgr_reset()
260 		return -EPERM;  in fpgamgr_program_init()
264 		return -EPERM;  in fpgamgr_program_init()
272 		return -ETIME;  in fpgamgr_program_init()
286 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
289 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
292 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_program_init()
296 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
299 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
309 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
311 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
319 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_init()
327 	 clrbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_init()
332 		return -ETIME;  in fpgamgr_program_init()
344 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_program_init()
357 		reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_program_poll_cd()
363 			return -EPERM;  in fpgamgr_program_poll_cd()
368 		return -ETIME;  in fpgamgr_program_poll_cd()
380 		return -ETIME;  in fpgamgr_program_poll_usermode()
394 	clrbits_le32(&fpga_manager_base->imgcfg_ctrl_02,  in fpgamgr_program_poll_usermode()
404 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_poll_usermode()
406 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_00,  in fpgamgr_program_poll_usermode()
410 	setbits_le32(&fpga_manager_base->imgcfg_ctrl_01,  in fpgamgr_program_poll_usermode()
417 	reg = readl(&fpga_manager_base->imgcfg_stat);  in fpgamgr_program_poll_usermode()
424 		return -EPERM;  in fpgamgr_program_poll_usermode()
435 		printf("FPGA: Poll CD failed with error code %d\n", status);  in fpgamgr_program_finish()
436 		return -EPERM;  in fpgamgr_program_finish()
443 		printf("FPGA: Poll usermode failed with error code %d\n",  in fpgamgr_program_finish()
445 		return -EPERM;  in fpgamgr_program_finish()
455  * Return 0 for sucess, non-zero for error.
462 	writel(0, &system_manager_base->fpgaintf_en_global);  in socfpga_load()