181 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_timings_init()  local
184 	u32 pcr = readl(fmc2->io_base + FMC2_PCR);  in stm32_fmc2_timings_init()
205 	writel(pcr, fmc2->io_base + FMC2_PCR);  in stm32_fmc2_timings_init()
206 	writel(pmem, fmc2->io_base + FMC2_PMEM);  in stm32_fmc2_timings_init()
207 	writel(patt, fmc2->io_base + FMC2_PATT);  in stm32_fmc2_timings_init()
213 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_setup()  local
214 	u32 pcr = readl(fmc2->io_base + FMC2_PCR);  in stm32_fmc2_setup()
235 	writel(pcr, fmc2->io_base + FMC2_PCR);  in stm32_fmc2_setup()
242 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_select_chip()  local
248 	if (nand->cs_used[chipnr] == fmc2->cs_sel)  in stm32_fmc2_select_chip()
251 	fmc2->cs_sel = nand->cs_used[chipnr];  in stm32_fmc2_select_chip()
252 	chip->IO_ADDR_R = fmc2->data_base[fmc2->cs_sel];  in stm32_fmc2_select_chip()
253 	chip->IO_ADDR_W = fmc2->data_base[fmc2->cs_sel];  in stm32_fmc2_select_chip()
263 static void stm32_fmc2_set_buswidth_16(struct stm32_fmc2_nfc *fmc2, bool set)  in stm32_fmc2_set_buswidth_16()  argument
265 	u32 pcr = readl(fmc2->io_base + FMC2_PCR);  in stm32_fmc2_set_buswidth_16()
270 	writel(pcr, fmc2->io_base + FMC2_PCR);  in stm32_fmc2_set_buswidth_16()
274 static void stm32_fmc2_set_ecc(struct stm32_fmc2_nfc *fmc2, bool enable)  in stm32_fmc2_set_ecc()  argument
276 	u32 pcr = readl(fmc2->io_base + FMC2_PCR);  in stm32_fmc2_set_ecc()
281 	writel(pcr, fmc2->io_base + FMC2_PCR);  in stm32_fmc2_set_ecc()
285 static inline void stm32_fmc2_clear_bch_irq(struct stm32_fmc2_nfc *fmc2)  in stm32_fmc2_clear_bch_irq()  argument
287 	writel(FMC2_BCHICR_CLEAR_IRQ, fmc2->io_base + FMC2_BCHICR);  in stm32_fmc2_clear_bch_irq()
295 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_cmd_ctrl()  local
301 		writeb(cmd, fmc2->cmd_base[fmc2->cs_sel]);  in stm32_fmc2_cmd_ctrl()
305 	writeb(cmd, fmc2->addr_base[fmc2->cs_sel]);  in stm32_fmc2_cmd_ctrl()
315 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_hwctl()  local
317 	stm32_fmc2_set_ecc(fmc2, false);  in stm32_fmc2_hwctl()
320 		u32 pcr = readl(fmc2->io_base + FMC2_PCR);  in stm32_fmc2_hwctl()
326 		writel(pcr, fmc2->io_base + FMC2_PCR);  in stm32_fmc2_hwctl()
328 		stm32_fmc2_clear_bch_irq(fmc2);  in stm32_fmc2_hwctl()
331 	stm32_fmc2_set_ecc(fmc2, true);  in stm32_fmc2_hwctl()
343 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_ham_calculate()  local
347 	ret = readl_poll_timeout(fmc2->io_base + FMC2_SR, sr,  in stm32_fmc2_ham_calculate()
354 	heccr = readl(fmc2->io_base + FMC2_HECCR);  in stm32_fmc2_ham_calculate()
361 	stm32_fmc2_set_ecc(fmc2, false);  in stm32_fmc2_ham_calculate()
428 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_bch_calculate()  local
433 	ret = readl_poll_timeout(fmc2->io_base + FMC2_BCHISR, bchisr,  in stm32_fmc2_bch_calculate()
441 	bchpbr = readl(fmc2->io_base + FMC2_BCHPBR1);  in stm32_fmc2_bch_calculate()
447 	bchpbr = readl(fmc2->io_base + FMC2_BCHPBR2);  in stm32_fmc2_bch_calculate()
455 		bchpbr = readl(fmc2->io_base + FMC2_BCHPBR3);  in stm32_fmc2_bch_calculate()
461 		bchpbr = readl(fmc2->io_base + FMC2_BCHPBR4);  in stm32_fmc2_bch_calculate()
466 	stm32_fmc2_set_ecc(fmc2, false);  in stm32_fmc2_bch_calculate()
476 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_bch_correct()  local
483 	ret = readl_poll_timeout(fmc2->io_base + FMC2_BCHISR, bchisr,  in stm32_fmc2_bch_correct()
490 	bchdsr0 = readl(fmc2->io_base + FMC2_BCHDSR0);  in stm32_fmc2_bch_correct()
491 	bchdsr1 = readl(fmc2->io_base + FMC2_BCHDSR1);  in stm32_fmc2_bch_correct()
492 	bchdsr2 = readl(fmc2->io_base + FMC2_BCHDSR2);  in stm32_fmc2_bch_correct()
493 	bchdsr3 = readl(fmc2->io_base + FMC2_BCHDSR3);  in stm32_fmc2_bch_correct()
494 	bchdsr4 = readl(fmc2->io_base + FMC2_BCHDSR4);  in stm32_fmc2_bch_correct()
497 	stm32_fmc2_set_ecc(fmc2, false);  in stm32_fmc2_bch_correct()
579 static void stm32_fmc2_init(struct stm32_fmc2_nfc *fmc2)  in stm32_fmc2_init()  argument
581 	u32 pcr = readl(fmc2->io_base + FMC2_PCR);  in stm32_fmc2_init()
582 	u32 bcr1 = readl(fmc2->io_base + FMC2_BCR1);  in stm32_fmc2_init()
585 	fmc2->cs_sel = -1;  in stm32_fmc2_init()
615 	writel(bcr1, fmc2->io_base + FMC2_BCR1);  in stm32_fmc2_init()
616 	writel(pcr, fmc2->io_base + FMC2_PCR);  in stm32_fmc2_init()
617 	writel(FMC2_PMEM_DEFAULT, fmc2->io_base + FMC2_PMEM);  in stm32_fmc2_init()
618 	writel(FMC2_PATT_DEFAULT, fmc2->io_base + FMC2_PATT);  in stm32_fmc2_init()
625 	struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);  in stm32_fmc2_calc_timings()  local
628 	unsigned long hclk = clk_get_rate(&fmc2->clk);  in stm32_fmc2_calc_timings()
854 static int stm32_fmc2_parse_child(struct stm32_fmc2_nfc *fmc2,  in stm32_fmc2_parse_child()  argument
857 	struct stm32_fmc2_nand *nand = &fmc2->nand;  in stm32_fmc2_parse_child()
883 		if (fmc2->cs_assigned & BIT(cs[i])) {  in stm32_fmc2_parse_child()
889 		fmc2->cs_assigned |= BIT(cs[i]);  in stm32_fmc2_parse_child()
899 			       struct stm32_fmc2_nfc *fmc2)  in stm32_fmc2_parse_dt()  argument
918 		ret = stm32_fmc2_parse_child(fmc2, child);  in stm32_fmc2_parse_dt()
928 	struct stm32_fmc2_nfc *fmc2 = dev_get_priv(dev);  in stm32_fmc2_probe()  local
929 	struct stm32_fmc2_nand *nand = &fmc2->nand;  in stm32_fmc2_probe()
937 	spin_lock_init(&fmc2->controller.lock);  in stm32_fmc2_probe()
938 	init_waitqueue_head(&fmc2->controller.wq);  in stm32_fmc2_probe()
940 	ret = stm32_fmc2_parse_dt(dev, fmc2);  in stm32_fmc2_probe()
950 	fmc2->io_base = (void __iomem *)resource.start;  in stm32_fmc2_probe()
954 		if (!(fmc2->cs_assigned & BIT(chip_cs)))  in stm32_fmc2_probe()
963 		fmc2->data_base[chip_cs] = (void __iomem *)resource.start;  in stm32_fmc2_probe()
971 		fmc2->cmd_base[chip_cs] = (void __iomem *)resource.start;  in stm32_fmc2_probe()
979 		fmc2->addr_base[chip_cs] = (void __iomem *)resource.start;  in stm32_fmc2_probe()
983 	ret = clk_get_by_index(dev, 0, &fmc2->clk);  in stm32_fmc2_probe()
987 	ret = clk_enable(&fmc2->clk);  in stm32_fmc2_probe()
1000 	stm32_fmc2_init(fmc2);  in stm32_fmc2_probe()
1002 	chip->controller = &fmc2->base;  in stm32_fmc2_probe()
1046 	ecclayout = &fmc2->ecclayout;  in stm32_fmc2_probe()
1058 		stm32_fmc2_set_buswidth_16(fmc2, true);  in stm32_fmc2_probe()