// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 Xilinx, Inc. * CEVA AHCI SATA platform driver * * based on the AHCI SATA platform driver by Jeff Garzik and Anton Vorontsov */ #include <linux/ahci_platform.h> #include <linux/kernel.h> #include <linux/libata.h> #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> #include <linux/reset.h> #include "ahci.h" /* Vendor Specific Register Offsets */ #define AHCI_VEND_PCFG … #define AHCI_VEND_PPCFG … #define AHCI_VEND_PP2C … #define AHCI_VEND_PP3C … #define AHCI_VEND_PP4C … #define AHCI_VEND_PP5C … #define AHCI_VEND_AXICC … #define AHCI_VEND_PAXIC … #define AHCI_VEND_PTC … /* Vendor Specific Register bit definitions */ #define PAXIC_ADBW_BW64 … #define PAXIC_MAWID(i) … #define PAXIC_MARID(i) … #define PAXIC_MARIDD(i) … #define PAXIC_MAWIDD(i) … #define PAXIC_OTL … /* Register bit definitions for cache control */ #define AXICC_ARCA_VAL … #define AXICC_ARCF_VAL … #define AXICC_ARCH_VAL … #define AXICC_ARCP_VAL … #define AXICC_AWCFD_VAL … #define AXICC_AWCD_VAL … #define AXICC_AWCF_VAL … #define PCFG_TPSS_VAL … #define PCFG_TPRS_VAL … #define PCFG_PAD_VAL … #define PPCFG_TTA … #define PPCFG_PSSO_EN … #define PPCFG_PSS_EN … #define PPCFG_ESDF_EN … #define PP5C_RIT … #define PP5C_RCT … #define PTC_RX_WM_VAL … #define PTC_RSVD … #define PORT0_BASE … #define PORT1_BASE … /* Port Control Register Bit Definitions */ #define PORT_SCTL_SPD_GEN3 … #define PORT_SCTL_SPD_GEN2 … #define PORT_SCTL_SPD_GEN1 … #define PORT_SCTL_IPM … #define PORT_BASE … #define PORT_OFFSET … #define NR_PORTS … #define DRV_NAME … #define CEVA_FLAG_BROKEN_GEN2 … static unsigned int rx_watermark = …; module_param(rx_watermark, uint, 0644); MODULE_PARM_DESC(…) …; struct ceva_ahci_priv { … }; static unsigned int ceva_ahci_read_id(struct ata_device *dev, struct ata_taskfile *tf, __le16 *id) { … } static struct ata_port_operations ahci_ceva_ops = …; static const struct ata_port_info ahci_ceva_port_info = …; static void ahci_ceva_setup(struct ahci_host_priv *hpriv) { … } static const struct scsi_host_template ahci_platform_sht = …; static int ceva_ahci_platform_enable_resources(struct ahci_host_priv *hpriv) { … } static int ceva_ahci_probe(struct platform_device *pdev) { … } static int __maybe_unused ceva_ahci_suspend(struct device *dev) { … } static int __maybe_unused ceva_ahci_resume(struct device *dev) { … } static SIMPLE_DEV_PM_OPS(ahci_ceva_pm_ops, ceva_ahci_suspend, ceva_ahci_resume); static const struct of_device_id ceva_ahci_of_match[] = …; MODULE_DEVICE_TABLE(of, ceva_ahci_of_match); static struct platform_driver ceva_ahci_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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