227 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in imx_sata_phy_reset()  local
233 	if (imxpriv->type == AHCI_IMX6QP) {  in imx_sata_phy_reset()
235 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR5,  in imx_sata_phy_reset()
238 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR5,  in imx_sata_phy_reset()
241 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR5,  in imx_sata_phy_reset()
449 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in imx8_sata_enable()  local
450 	struct device *dev = &imxpriv->ahci_pdev->dev;  in imx8_sata_enable()
453 	ret = clk_prepare_enable(imxpriv->phy_pclk0);  in imx8_sata_enable()
458 	ret = clk_prepare_enable(imxpriv->phy_pclk1);  in imx8_sata_enable()
463 	ret = clk_prepare_enable(imxpriv->epcs_tx_clk);  in imx8_sata_enable()
468 	ret = clk_prepare_enable(imxpriv->epcs_rx_clk);  in imx8_sata_enable()
473 	ret = clk_prepare_enable(imxpriv->phy_apbclk);  in imx8_sata_enable()
479 	regmap_read(imxpriv->gpr, IMX8QM_CSR_PCIEA_OFFSET +  in imx8_sata_enable()
483 		regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
490 	regmap_read(imxpriv->gpr, IMX8QM_CSR_PCIEB_OFFSET +  in imx8_sata_enable()
494 		regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
503 		regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
512 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
516 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
522 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
531 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
535 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
539 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
552 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
564 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
569 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
575 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
580 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
584 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
590 	regmap_update_bits(imxpriv->gpr,  in imx8_sata_enable()
598 		regmap_read(imxpriv->gpr, reg, &val);  in imx8_sata_enable()
609 		writeb(imxpriv->imped_ratio, imxpriv->phy_base +  in imx8_sata_enable()
611 		writeb(imxpriv->imped_ratio, imxpriv->phy_base +  in imx8_sata_enable()
613 		reg = readb(imxpriv->phy_base +  in imx8_sata_enable()
615 		if (unlikely(reg != imxpriv->imped_ratio))  in imx8_sata_enable()
617 		reg = readb(imxpriv->phy_base +  in imx8_sata_enable()
619 		if (unlikely(reg != imxpriv->imped_ratio))  in imx8_sata_enable()
627 		clk_disable_unprepare(imxpriv->phy_apbclk);  in imx8_sata_enable()
628 		clk_disable_unprepare(imxpriv->phy_pclk1);  in imx8_sata_enable()
629 		clk_disable_unprepare(imxpriv->phy_pclk0);  in imx8_sata_enable()
633 	clk_disable_unprepare(imxpriv->phy_apbclk);  in imx8_sata_enable()
635 	clk_disable_unprepare(imxpriv->epcs_rx_clk);  in imx8_sata_enable()
637 	clk_disable_unprepare(imxpriv->epcs_tx_clk);  in imx8_sata_enable()
639 	clk_disable_unprepare(imxpriv->phy_pclk1);  in imx8_sata_enable()
641 	clk_disable_unprepare(imxpriv->phy_pclk0);  in imx8_sata_enable()
648 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in imx_sata_enable()  local
649 	struct device *dev = &imxpriv->ahci_pdev->dev;  in imx_sata_enable()
652 	if (imxpriv->no_device)  in imx_sata_enable()
659 	ret = clk_prepare_enable(imxpriv->sata_ref_clk);  in imx_sata_enable()
663 	if (imxpriv->type == AHCI_IMX6Q || imxpriv->type == AHCI_IMX6QP) {  in imx_sata_enable()
670 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR13,  in imx_sata_enable()
681 				   imxpriv->phy_params);  in imx_sata_enable()
682 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR13,  in imx_sata_enable()
693 	} else if (imxpriv->type == AHCI_IMX8QM) {  in imx_sata_enable()
702 	clk_disable_unprepare(imxpriv->sata_ref_clk);  in imx_sata_enable()
711 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in imx_sata_disable()  local
713 	if (imxpriv->no_device)  in imx_sata_disable()
716 	switch (imxpriv->type) {  in imx_sata_disable()
718 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR5,  in imx_sata_disable()
721 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR13,  in imx_sata_disable()
727 		regmap_update_bits(imxpriv->gpr, IOMUXC_GPR13,  in imx_sata_disable()
733 		clk_disable_unprepare(imxpriv->epcs_rx_clk);  in imx_sata_disable()
734 		clk_disable_unprepare(imxpriv->epcs_tx_clk);  in imx_sata_disable()
741 	clk_disable_unprepare(imxpriv->sata_ref_clk);  in imx_sata_disable()
753 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in ahci_imx_error_handler()  local
757 	if (!(imxpriv->first_time) || ahci_imx_hotplug)  in ahci_imx_error_handler()
760 	imxpriv->first_time = false;  in ahci_imx_error_handler()
772 	imxpriv->no_device = true;  in ahci_imx_error_handler()
784 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in ahci_imx_softreset()  local
787 	if (imxpriv->type == AHCI_IMX53)  in ahci_imx_softreset()
981 static int imx8_sata_probe(struct device *dev, struct imx_ahci_priv *imxpriv)  in imx8_sata_probe()  argument
984 	struct platform_device *pdev = imxpriv->ahci_pdev;  in imx8_sata_probe()
987 	if (of_property_read_u32(np, "fsl,phy-imp", &imxpriv->imped_ratio))  in imx8_sata_probe()
988 		imxpriv->imped_ratio = IMX8QM_SATA_PHY_IMPED_RATIO_85OHM;  in imx8_sata_probe()
991 		imxpriv->phy_base = devm_ioremap(dev, phy_res->start,  in imx8_sata_probe()
993 		if (!imxpriv->phy_base) {  in imx8_sata_probe()
1001 	imxpriv->gpr =  in imx8_sata_probe()
1003 	if (IS_ERR(imxpriv->gpr)) {  in imx8_sata_probe()
1005 		return PTR_ERR(imxpriv->gpr);  in imx8_sata_probe()
1008 	imxpriv->epcs_tx_clk = devm_clk_get(dev, "epcs_tx");  in imx8_sata_probe()
1009 	if (IS_ERR(imxpriv->epcs_tx_clk)) {  in imx8_sata_probe()
1011 		return PTR_ERR(imxpriv->epcs_tx_clk);  in imx8_sata_probe()
1013 	imxpriv->epcs_rx_clk = devm_clk_get(dev, "epcs_rx");  in imx8_sata_probe()
1014 	if (IS_ERR(imxpriv->epcs_rx_clk)) {  in imx8_sata_probe()
1016 		return PTR_ERR(imxpriv->epcs_rx_clk);  in imx8_sata_probe()
1018 	imxpriv->phy_pclk0 = devm_clk_get(dev, "phy_pclk0");  in imx8_sata_probe()
1019 	if (IS_ERR(imxpriv->phy_pclk0)) {  in imx8_sata_probe()
1021 		return PTR_ERR(imxpriv->phy_pclk0);  in imx8_sata_probe()
1023 	imxpriv->phy_pclk1 = devm_clk_get(dev, "phy_pclk1");  in imx8_sata_probe()
1024 	if (IS_ERR(imxpriv->phy_pclk1)) {  in imx8_sata_probe()
1026 		return PTR_ERR(imxpriv->phy_pclk1);  in imx8_sata_probe()
1028 	imxpriv->phy_apbclk = devm_clk_get(dev, "phy_apbclk");  in imx8_sata_probe()
1029 	if (IS_ERR(imxpriv->phy_apbclk)) {  in imx8_sata_probe()
1031 		return PTR_ERR(imxpriv->phy_apbclk);  in imx8_sata_probe()
1035 	imxpriv->clkreq_gpiod = devm_gpiod_get_optional(dev, "clkreq",  in imx8_sata_probe()
1037 	if (IS_ERR(imxpriv->clkreq_gpiod))  in imx8_sata_probe()
1038 		return PTR_ERR(imxpriv->clkreq_gpiod);  in imx8_sata_probe()
1039 	if (imxpriv->clkreq_gpiod)  in imx8_sata_probe()
1040 		gpiod_set_consumer_name(imxpriv->clkreq_gpiod, "SATA CLKREQ");  in imx8_sata_probe()
1050 	struct imx_ahci_priv *imxpriv;  in imx_ahci_probe()  local
1058 	imxpriv = devm_kzalloc(dev, sizeof(*imxpriv), GFP_KERNEL);  in imx_ahci_probe()
1059 	if (!imxpriv)  in imx_ahci_probe()
1062 	imxpriv->ahci_pdev = pdev;  in imx_ahci_probe()
1063 	imxpriv->no_device = false;  in imx_ahci_probe()
1064 	imxpriv->first_time = true;  in imx_ahci_probe()
1065 	imxpriv->type = (enum ahci_imx_type)of_id->data;  in imx_ahci_probe()
1067 	imxpriv->sata_clk = devm_clk_get(dev, "sata");  in imx_ahci_probe()
1068 	if (IS_ERR(imxpriv->sata_clk)) {  in imx_ahci_probe()
1070 		return PTR_ERR(imxpriv->sata_clk);  in imx_ahci_probe()
1073 	imxpriv->sata_ref_clk = devm_clk_get(dev, "sata_ref");  in imx_ahci_probe()
1074 	if (IS_ERR(imxpriv->sata_ref_clk)) {  in imx_ahci_probe()
1076 		return PTR_ERR(imxpriv->sata_ref_clk);  in imx_ahci_probe()
1079 	imxpriv->ahb_clk = devm_clk_get(dev, "ahb");  in imx_ahci_probe()
1080 	if (IS_ERR(imxpriv->ahb_clk)) {  in imx_ahci_probe()
1082 		return PTR_ERR(imxpriv->ahb_clk);  in imx_ahci_probe()
1085 	if (imxpriv->type == AHCI_IMX6Q || imxpriv->type == AHCI_IMX6QP) {  in imx_ahci_probe()
1088 		imxpriv->gpr = syscon_regmap_lookup_by_compatible(  in imx_ahci_probe()
1090 		if (IS_ERR(imxpriv->gpr)) {  in imx_ahci_probe()
1093 			return PTR_ERR(imxpriv->gpr);  in imx_ahci_probe()
1099 		imxpriv->phy_params =  in imx_ahci_probe()
1104 	} else if (imxpriv->type == AHCI_IMX8QM) {  in imx_ahci_probe()
1105 		ret =  imx8_sata_probe(dev, imxpriv);  in imx_ahci_probe()
1114 	hpriv->plat_data = imxpriv;  in imx_ahci_probe()
1116 	ret = clk_prepare_enable(imxpriv->sata_clk);  in imx_ahci_probe()
1120 	if (imxpriv->type == AHCI_IMX53 &&  in imx_ahci_probe()
1161 	reg_val = clk_get_rate(imxpriv->ahb_clk) / 1000;  in imx_ahci_probe()
1174 	clk_disable_unprepare(imxpriv->sata_clk);  in imx_ahci_probe()
1181 	struct imx_ahci_priv *imxpriv = hpriv->plat_data;  in ahci_imx_host_stop()  local
1184 	clk_disable_unprepare(imxpriv->sata_clk);  in ahci_imx_host_stop()