33 static uint32_t otp_bank(uint32_t otp)  in otp_bank()  argument
35 	if (otp > STM32MP2_OTP_MAX_ID) {  in otp_bank()
39 	return (otp & ~BSEC_OTP_MASK) >> BSEC_OTP_BANK_SHIFT;  in otp_bank()
42 static uint32_t otp_bit_mask(uint32_t otp)  in otp_bit_mask()  argument
44 	return BIT(otp & BSEC_OTP_MASK);  in otp_bit_mask()
71 static bool is_fuse_shadowed(uint32_t otp)  in is_fuse_shadowed()  argument
73 	uint32_t bank = otp_bank(otp);  in is_fuse_shadowed()
74 	uint32_t otp_mask = otp_bit_mask(otp);  in is_fuse_shadowed()
100 static uint32_t check_read_error(uint32_t otp)  in check_read_error()  argument
105 		VERBOSE("BSEC read %u single error correction detected\n", otp);  in check_read_error()
109 		VERBOSE("BSEC read %u permanent programming lock detected.\n", otp);  in check_read_error()
113 		ERROR("BSEC read %u error 0x%x\n", otp, status);  in check_read_error()
118 		ERROR("BSEC read %u error 0x%x with invalid FVR\n", otp, status);  in check_read_error()
125 static uint32_t check_program_error(uint32_t otp)  in check_program_error()  argument
130 		ERROR("BSEC program %u error 0x%x\n", otp, status);  in check_program_error()
193 static uint32_t bsec_shadow_register(uint32_t otp)  in bsec_shadow_register()  argument
199 	result = bsec_read_sr_lock(otp, &value);  in bsec_shadow_register()
201 		WARN("BSEC: %u Sticky-read bit read Error %u\n", otp, result);  in bsec_shadow_register()
203 		VERBOSE("BSEC: OTP %u is locked and will not be refreshed\n", otp);  in bsec_shadow_register()
207 		mmio_write_32(BSEC_BASE + BSEC_OTPCR, otp);  in bsec_shadow_register()
211 		result = check_read_error(otp);  in bsec_shadow_register()
226 uint32_t bsec_write_otp(uint32_t val, uint32_t otp)  in bsec_write_otp()  argument
231 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_write_otp()
235 	if (!is_fuse_shadowed(otp)) {  in bsec_write_otp()
243 	result = bsec_read_sw_lock(otp, &state);  in bsec_write_otp()
249 	mmio_write_32(BSEC_BASE + BSEC_FVR(otp), val);  in bsec_write_otp()
261 uint32_t bsec_program_otp(uint32_t val, uint32_t otp)  in bsec_program_otp()  argument
267 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_program_otp()
275 	result = bsec_read_sp_lock(otp, &value);  in bsec_program_otp()
277 		WARN("BSEC: %u Sticky-prog bit read Error %u\n", otp, result);  in bsec_program_otp()
286 		mmio_write_32(BSEC_BASE + BSEC_OTPCR, otp | BSEC_OTPCR_PROG);  in bsec_program_otp()
290 		result = check_program_error(otp);  in bsec_program_otp()
339 uint32_t bsec_set_sr_lock(uint32_t otp)  in bsec_set_sr_lock()  argument
341 	uint32_t bank = otp_bank(otp);  in bsec_set_sr_lock()
342 	uint32_t otp_mask = otp_bit_mask(otp);  in bsec_set_sr_lock()
344 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_set_sr_lock()
357 uint32_t bsec_read_sr_lock(uint32_t otp, bool *value)  in bsec_read_sr_lock()  argument
359 	uint32_t bank = otp_bank(otp);  in bsec_read_sr_lock()
360 	uint32_t otp_mask = otp_bit_mask(otp);  in bsec_read_sr_lock()
363 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_read_sr_lock()
377 uint32_t bsec_set_sw_lock(uint32_t otp)  in bsec_set_sw_lock()  argument
379 	uint32_t bank = otp_bank(otp);  in bsec_set_sw_lock()
380 	uint32_t otp_mask = otp_bit_mask(otp);  in bsec_set_sw_lock()
382 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_set_sw_lock()
395 uint32_t bsec_read_sw_lock(uint32_t otp, bool *value)  in bsec_read_sw_lock()  argument
397 	uint32_t bank = otp_bank(otp);  in bsec_read_sw_lock()
398 	uint32_t otp_mask = otp_bit_mask(otp);  in bsec_read_sw_lock()
401 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_read_sw_lock()
415 uint32_t bsec_set_sp_lock(uint32_t otp)  in bsec_set_sp_lock()  argument
417 	uint32_t bank = otp_bank(otp);  in bsec_set_sp_lock()
418 	uint32_t otp_mask = otp_bit_mask(otp);  in bsec_set_sp_lock()
420 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_set_sp_lock()
433 uint32_t bsec_read_sp_lock(uint32_t otp, bool *value)  in bsec_read_sp_lock()  argument
435 	uint32_t bank = otp_bank(otp);  in bsec_read_sp_lock()
436 	uint32_t otp_mask = otp_bit_mask(otp);  in bsec_read_sp_lock()
439 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_read_sp_lock()
480 uint32_t bsec_shadow_read_otp(uint32_t *val, uint32_t otp)  in bsec_shadow_read_otp()  argument
483 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_shadow_read_otp()
493 	if (!is_fuse_shadowed(otp)) {  in bsec_shadow_read_otp()
494 		uint32_t result = bsec_shadow_register(otp);  in bsec_shadow_read_otp()
497 			ERROR("BSEC: %u Shadowing Error %u\n", otp, result);  in bsec_shadow_read_otp()
502 	*val = mmio_read_32(BSEC_BASE + BSEC_FVR(otp));  in bsec_shadow_read_otp()
513 uint32_t bsec_read_otp(uint32_t *val, uint32_t otp)  in bsec_read_otp()  argument
516 	if (otp > STM32MP2_OTP_MAX_ID) {  in bsec_read_otp()
520 	return bsec_shadow_read_otp(val, otp);  in bsec_read_otp()