[U-Boot] [V3 2/2] ata: sata_sil: Add DM support for Silicon sata driver
Peng Ma
peng.ma at nxp.com
Tue Nov 19 06:22:53 UTC 2019
>-----Original Message-----
>From: Peng Ma <peng.ma at nxp.com>
>Sent: 2019年11月19日 14:18
>To: Prabhakar X <prabhakar.kushwaha at nxp.com>; wd at denx.de
>Cc: jagan at openedev.com; sjg at chromium.org; andre.przywara at arm.com;
>sr at denx.de; smoch at web.de; u-boot at lists.denx.de; Peng Ma
><peng.ma at nxp.com>
>Subject: [V3 2/2] ata: sata_sil: Add DM support for Silicon sata driver
>
>Add DM support for Silicon(SIL3131 / SIL3132 / SIL3124) sata driver as few of
>the PowerPC platforms such as P series based boards need to use SATA_SIL
>with DM,
>
>Also fix below warning while PowerPC P series boards compilation,
>
>===================== WARNING ======================"
>This board does use CONFIG_LIBATA but has CONFIG_AHCI not"
>enabled. Please update the storage controller driver to use"
>CONFIG_AHCI before the v2019.07 release."
>Failure to update by the deadline may result in board removal."
>See doc/driver-model/MIGRATION.txt for more info."
>===================================================="
>
>Signed-off-by: Peng Ma <peng.ma at nxp.com>
>---
>Changed for v3:
> - Remove the typedef
>
> drivers/ata/Kconfig | 1 +
> drivers/ata/sata_sil.c | 535
>+++++++++++++++++++++++++++++++------------------
> drivers/ata/sata_sil.h | 10 +
> 3 files changed, 353 insertions(+), 193 deletions(-)
>
>diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 57121f6..fe589d3
>100644
>--- a/drivers/ata/Kconfig
>+++ b/drivers/ata/Kconfig
>@@ -110,6 +110,7 @@ config SATA_MV
> config SATA_SIL
> bool "Enable Silicon Image SIL3131 / SIL3132 / SIL3124 SATA driver
>support"
> select LIBATA
>+ select AHCI if BLK
> help
> Enable this driver to support the SIL3131, SIL3132 and SIL3124
> SATA controllers.
>diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c index
>a8598d9..d06d7a0 100644
>--- a/drivers/ata/sata_sil.c
>+++ b/drivers/ata/sata_sil.c
>@@ -1,6 +1,7 @@
> // SPDX-License-Identifier: GPL-2.0+
> /*
> * Copyright (C) 2011 Freescale Semiconductor, Inc.
>+ * Copyright 2019 NXP
> * Author: Tang Yuantian <b29983 at freescale.com>
> */
>
>@@ -14,18 +15,29 @@
> #include <sata.h>
> #include <libata.h>
> #include <sata.h>
>+
>+#if CONFIG_IS_ENABLED(BLK)
>+#include <dm.h>
>+#include <blk.h>
>+#endif
>+
> #include "sata_sil.h"
>
>-/* Convert sectorsize to wordsize */
>-#define ATA_SECTOR_WORDS (ATA_SECT_SIZE/2)
> #define virt_to_bus(devno, v) pci_virt_to_mem(devno, (void *) (v))
>
>+/* just compatible ahci_ops */
>+struct sil_ops {
>+ int *rev0;
>+ int *rev1;
>+ int (*scan)(struct udevice *dev);
>+};
>+
> static struct sata_info sata_info;
>
> static struct pci_device_id supported[] = {
>- {PCI_VENDOR_ID_SILICONIMAGE, PCI_DEVICE_ID_SIL3131},
>- {PCI_VENDOR_ID_SILICONIMAGE, PCI_DEVICE_ID_SIL3132},
>- {PCI_VENDOR_ID_SILICONIMAGE, PCI_DEVICE_ID_SIL3124},
>+ { PCI_DEVICE(PCI_VENDOR_ID_SILICONIMAGE,
>PCI_DEVICE_ID_SIL3131) },
>+ { PCI_DEVICE(PCI_VENDOR_ID_SILICONIMAGE,
>PCI_DEVICE_ID_SIL3132) },
>+ { PCI_DEVICE(PCI_VENDOR_ID_SILICONIMAGE,
>PCI_DEVICE_ID_SIL3124) },
> {}
> };
>
>@@ -113,9 +125,9 @@ static int sil_init_port(void *port)
> return 0;
> }
>
>-static void sil_read_fis(int dev, int tag, struct sata_fis_d2h *fis)
>+static void sil_read_fis(struct sil_sata *sata, int tag,
>+ struct sata_fis_d2h *fis)
> {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> void *port = sata->port;
> struct sil_prb *prb;
> int i;
>@@ -128,9 +140,9 @@ static void sil_read_fis(int dev, int tag, struct
>sata_fis_d2h *fis)
> *dst++ = readl(src++);
> }
>
>-static int sil_exec_cmd(int dev, struct sil_cmd_block *pcmd, int tag)
>+static int sil_exec_cmd(struct sil_sata *sata, struct sil_cmd_block *pcmd,
>+ int tag)
> {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> void *port = sata->port;
> u64 paddr = virt_to_bus(sata->devno, pcmd);
> u32 irq_mask, irq_stat;
>@@ -164,9 +176,8 @@ static int sil_exec_cmd(int dev, struct sil_cmd_block
>*pcmd, int tag)
> return rc;
> }
>
>-static int sil_cmd_set_feature(int dev)
>+static int sil_cmd_set_feature(struct sil_sata *sata)
> {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
> struct sata_fis_d2h fis;
> u8 udma_cap;
>@@ -191,9 +202,9 @@ static int sil_cmd_set_feature(int dev)
> if (udma_cap == ATA_UDMA3)
> pcmd->prb.fis.sector_count = XFER_UDMA_3;
>
>- ret = sil_exec_cmd(dev, pcmd, 0);
>+ ret = sil_exec_cmd(sata, pcmd, 0);
> if (ret) {
>- sil_read_fis(dev, 0, &fis);
>+ sil_read_fis(sata, 0, &fis);
> printf("Err: exe cmd(0x%x).\n",
> readl(sata->port + PORT_SERROR));
> sil_sata_dump_fis(&fis);
>@@ -203,9 +214,34 @@ static int sil_cmd_set_feature(int dev)
> return 0;
> }
>
>-static int sil_cmd_identify_device(int dev, u16 *id)
>+static void sil_sata_init_wcache(struct sil_sata *sata, u16 *id) {
>+ if (ata_id_has_wcache(id) && ata_id_wcache_enabled(id))
>+ sata->wcache = 1;
>+ if (ata_id_has_flush(id))
>+ sata->flush = 1;
>+ if (ata_id_has_flush_ext(id))
>+ sata->flush_ext = 1;
>+}
>+
>+static void sil_sata_set_feature_by_id(struct sil_sata *sata, u16 *id)
>+{ #ifdef CONFIG_LBA48
>+ /* Check if support LBA48 */
>+ if (ata_id_has_lba48(id)) {
>+ sata->lba48 = 1;
>+ debug("Device supports LBA48\n");
>+ } else {
>+ debug("Device supports LBA28\n");
>+ }
>+#endif
>+
>+ sil_sata_init_wcache(sata, id);
>+ sil_cmd_set_feature(sata);
>+}
>+
>+static int sil_cmd_identify_device(struct sil_sata *sata, u16 *id)
> {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
> struct sata_fis_d2h fis;
> int ret;
>@@ -220,9 +256,9 @@ static int sil_cmd_identify_device(int dev, u16 *id)
> pcmd->sge.cnt = cpu_to_le32(sizeof(id[0]) * ATA_ID_WORDS);
> pcmd->sge.flags = cpu_to_le32(SGE_TRM);
>
>- ret = sil_exec_cmd(dev, pcmd, 0);
>+ ret = sil_exec_cmd(sata, pcmd, 0);
> if (ret) {
>- sil_read_fis(dev, 0, &fis);
>+ sil_read_fis(sata, 0, &fis);
> printf("Err: id cmd(0x%x).\n", readl(sata->port + PORT_SERROR));
> sil_sata_dump_fis(&fis);
> return 1;
>@@ -232,17 +268,16 @@ static int sil_cmd_identify_device(int dev, u16 *id)
> return 0;
> }
>
>-static int sil_cmd_soft_reset(int dev)
>+static int sil_cmd_soft_reset(struct sil_sata *sata)
> {
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> struct sata_fis_d2h fis;
> void *port = sata->port;
> int ret;
>
> /* put the port into known state */
> if (sil_init_port(port)) {
>- printf("SRST: port %d not ready\n", dev);
>+ printf("SRST: port %d not ready\n", sata->id);
> return 1;
> }
>
>@@ -252,9 +287,9 @@ static int sil_cmd_soft_reset(int dev)
> pcmd->prb.fis.fis_type = SATA_FIS_TYPE_REGISTER_H2D;
> pcmd->prb.fis.pm_port_c = 0xf;
>
>- ret = sil_exec_cmd(dev, &cmdb, 0);
>+ ret = sil_exec_cmd(sata, &cmdb, 0);
> if (ret) {
>- sil_read_fis(dev, 0, &fis);
>+ sil_read_fis(sata, 0, &fis);
> printf("SRST cmd error.\n");
> sil_sata_dump_fis(&fis);
> return 1;
>@@ -263,10 +298,9 @@ static int sil_cmd_soft_reset(int dev)
> return 0;
> }
>
>-static ulong sil_sata_rw_cmd(int dev, ulong start, ulong blkcnt,
>- u8 *buffer, int is_write)
>+static ulong sil_sata_rw_cmd(struct sil_sata *sata, ulong start, ulong blkcnt,
>+ u8 *buffer, int is_write)
> {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
> struct sata_fis_d2h fis;
> u64 block;
>@@ -296,9 +330,9 @@ static ulong sil_sata_rw_cmd(int dev, ulong start, ulong
>blkcnt,
> pcmd->sge.cnt = cpu_to_le32(blkcnt * ATA_SECT_SIZE);
> pcmd->sge.flags = cpu_to_le32(SGE_TRM);
>
>- ret = sil_exec_cmd(dev, pcmd, 0);
>+ ret = sil_exec_cmd(sata, pcmd, 0);
> if (ret) {
>- sil_read_fis(dev, 0, &fis);
>+ sil_read_fis(sata, 0, &fis);
> printf("Err: rw cmd(0x%08x).\n",
> readl(sata->port + PORT_SERROR));
> sil_sata_dump_fis(&fis);
>@@ -308,10 +342,9 @@ static ulong sil_sata_rw_cmd(int dev, ulong start,
>ulong blkcnt,
> return blkcnt;
> }
>
>-static ulong sil_sata_rw_cmd_ext(int dev, ulong start, ulong blkcnt,
>- u8 *buffer, int is_write)
>+static ulong sil_sata_rw_cmd_ext(struct sil_sata *sata, ulong start,
>+ ulong blkcnt, u8 *buffer, int is_write)
> {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
> struct sata_fis_d2h fis;
> u64 block;
>@@ -344,9 +377,9 @@ static ulong sil_sata_rw_cmd_ext(int dev, ulong start,
>ulong blkcnt,
> pcmd->sge.cnt = cpu_to_le32(blkcnt * ATA_SECT_SIZE);
> pcmd->sge.flags = cpu_to_le32(SGE_TRM);
>
>- ret = sil_exec_cmd(dev, pcmd, 0);
>+ ret = sil_exec_cmd(sata, pcmd, 0);
> if (ret) {
>- sil_read_fis(dev, 0, &fis);
>+ sil_read_fis(sata, 0, &fis);
> printf("Err: rw ext cmd(0x%08x).\n",
> readl(sata->port + PORT_SERROR));
> sil_sata_dump_fis(&fis);
>@@ -356,8 +389,9 @@ static ulong sil_sata_rw_cmd_ext(int dev, ulong start,
>ulong blkcnt,
> return blkcnt;
> }
>
>-static ulong sil_sata_rw_lba28(int dev, ulong blknr, lbaint_t blkcnt,
>- const void *buffer, int is_write)
>+static ulong sil_sata_rw_lba28(struct sil_sata *sata, ulong blknr,
>+ lbaint_t blkcnt, const void *buffer,
>+ int is_write)
> {
> ulong start, blks, max_blks;
> u8 *addr;
>@@ -369,12 +403,12 @@ static ulong sil_sata_rw_lba28(int dev, ulong blknr,
>lbaint_t blkcnt,
> max_blks = ATA_MAX_SECTORS;
> do {
> if (blks > max_blks) {
>- sil_sata_rw_cmd(dev, start, max_blks, addr, is_write);
>+ sil_sata_rw_cmd(sata, start, max_blks, addr, is_write);
> start += max_blks;
> blks -= max_blks;
> addr += ATA_SECT_SIZE * max_blks;
> } else {
>- sil_sata_rw_cmd(dev, start, blks, addr, is_write);
>+ sil_sata_rw_cmd(sata, start, blks, addr, is_write);
> start += blks;
> blks = 0;
> addr += ATA_SECT_SIZE * blks;
>@@ -384,8 +418,9 @@ static ulong sil_sata_rw_lba28(int dev, ulong blknr,
>lbaint_t blkcnt,
> return blkcnt;
> }
>
>-static ulong sil_sata_rw_lba48(int dev, ulong blknr, lbaint_t blkcnt,
>- const void *buffer, int is_write)
>+static ulong sil_sata_rw_lba48(struct sil_sata *sata, ulong blknr,
>+ lbaint_t blkcnt, const void *buffer,
>+ int is_write)
> {
> ulong start, blks, max_blks;
> u8 *addr;
>@@ -397,14 +432,14 @@ static ulong sil_sata_rw_lba48(int dev, ulong blknr,
>lbaint_t blkcnt,
> max_blks = ATA_MAX_SECTORS_LBA48;
> do {
> if (blks > max_blks) {
>- sil_sata_rw_cmd_ext(dev, start, max_blks,
>- addr, is_write);
>+ sil_sata_rw_cmd_ext(sata, start, max_blks,
>+ addr, is_write);
> start += max_blks;
> blks -= max_blks;
> addr += ATA_SECT_SIZE * max_blks;
> } else {
>- sil_sata_rw_cmd_ext(dev, start, blks,
>- addr, is_write);
>+ sil_sata_rw_cmd_ext(sata, start, blks,
>+ addr, is_write);
> start += blks;
> blks = 0;
> addr += ATA_SECT_SIZE * blks;
>@@ -414,7 +449,7 @@ static ulong sil_sata_rw_lba48(int dev, ulong blknr,
>lbaint_t blkcnt,
> return blkcnt;
> }
>
>-static void sil_sata_cmd_flush_cache(int dev)
>+static void sil_sata_cmd_flush_cache(struct sil_sata *sata)
> {
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
>
>@@ -423,10 +458,10 @@ static void sil_sata_cmd_flush_cache(int dev)
> pcmd->prb.fis.pm_port_c = (1 << 7);
> pcmd->prb.fis.command = ATA_CMD_FLUSH;
>
>- sil_exec_cmd(dev, pcmd, 0);
>+ sil_exec_cmd(sata, pcmd, 0);
> }
>
>-static void sil_sata_cmd_flush_cache_ext(int dev)
>+static void sil_sata_cmd_flush_cache_ext(struct sil_sata *sata)
> {
> struct sil_cmd_block cmdb, *pcmd = &cmdb;
>
>@@ -435,54 +470,30 @@ static void sil_sata_cmd_flush_cache_ext(int dev)
> pcmd->prb.fis.pm_port_c = (1 << 7);
> pcmd->prb.fis.command = ATA_CMD_FLUSH_EXT;
>
>- sil_exec_cmd(dev, pcmd, 0);
>-}
>-
>-static void sil_sata_init_wcache(int dev, u16 *id) -{
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
>-
>- if (ata_id_has_wcache(id) && ata_id_wcache_enabled(id))
>- sata->wcache = 1;
>- if (ata_id_has_flush(id))
>- sata->flush = 1;
>- if (ata_id_has_flush_ext(id))
>- sata->flush_ext = 1;
>-}
>-
>-static int sil_sata_get_wcache(int dev) -{
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
>-
>- return sata->wcache;
>-}
>-
>-static int sil_sata_get_flush(int dev)
>-{
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
>-
>- return sata->flush;
>-}
>-
>-static int sil_sata_get_flush_ext(int dev) -{
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
>-
>- return sata->flush_ext;
>+ sil_exec_cmd(sata, pcmd, 0);
> }
>
> /*
> * SATA interface between low level driver and command layer
> */
>+#if !CONFIG_IS_ENABLED(BLK)
> ulong sata_read(int dev, ulong blknr, lbaint_t blkcnt, void *buffer) {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
>+ struct sil_sata *sata = (struct sil_sata *)sata_dev_desc[dev].priv;
>+#else static ulong sata_read(struct udevice *dev, lbaint_t blknr,
>+lbaint_t blkcnt,
>+ void *buffer)
>+{
>+ struct sil_sata_priv *priv = dev_get_platdata(dev);
>+ int port_number = priv->port_num;
>+ struct sil_sata *sata = priv->sil_sata_desc[port_number]; #endif
> ulong rc;
>
> if (sata->lba48)
>- rc = sil_sata_rw_lba48(dev, blknr, blkcnt, buffer, READ_CMD);
>+ rc = sil_sata_rw_lba48(sata, blknr, blkcnt, buffer, READ_CMD);
> else
>- rc = sil_sata_rw_lba28(dev, blknr, blkcnt, buffer, READ_CMD);
>+ rc = sil_sata_rw_lba28(sata, blknr, blkcnt, buffer, READ_CMD);
>
> return rc;
> }
>@@ -490,111 +501,48 @@ ulong sata_read(int dev, ulong blknr, lbaint_t blkcnt,
>void *buffer)
> /*
> * SATA interface between low level driver and command layer
> */
>+#if !CONFIG_IS_ENABLED(BLK)
> ulong sata_write(int dev, ulong blknr, lbaint_t blkcnt, const void *buffer) {
>- struct sil_sata *sata = sata_dev_desc[dev].priv;
>+ struct sil_sata *sata = (struct sil_sata *)sata_dev_desc[dev].priv;
>+#else ulong sata_write(struct udevice *dev, lbaint_t blknr, lbaint_t
>+blkcnt,
>+ const void *buffer)
>+{
>+ struct sil_sata_priv *priv = dev_get_platdata(dev);
>+ int port_number = priv->port_num;
>+ struct sil_sata *sata = priv->sil_sata_desc[port_number]; #endif
> ulong rc;
>
> if (sata->lba48) {
>- rc = sil_sata_rw_lba48(dev, blknr, blkcnt, buffer, WRITE_CMD);
>- if (sil_sata_get_wcache(dev) && sil_sata_get_flush_ext(dev))
>- sil_sata_cmd_flush_cache_ext(dev);
>+ rc = sil_sata_rw_lba48(sata, blknr, blkcnt, buffer, WRITE_CMD);
>+ if (sata->wcache && sata->flush_ext)
>+ sil_sata_cmd_flush_cache_ext(sata);
> } else {
>- rc = sil_sata_rw_lba28(dev, blknr, blkcnt, buffer, WRITE_CMD);
>- if (sil_sata_get_wcache(dev) && sil_sata_get_flush(dev))
>- sil_sata_cmd_flush_cache(dev);
>+ rc = sil_sata_rw_lba28(sata, blknr, blkcnt, buffer, WRITE_CMD);
>+ if (sata->wcache && sata->flush)
>+ sil_sata_cmd_flush_cache(sata);
> }
>
> return rc;
> }
>
>-/*
>- * SATA interface between low level driver and command layer
>- */
>-int init_sata(int dev)
>-{
>- static int init_done, idx;
>- pci_dev_t devno;
>- u16 word;
>-
>- if (init_done == 1 && dev < sata_info.maxport)
>- return 0;
>-
>- init_done = 1;
>-
>- /* Find PCI device(s) */
>- devno = pci_find_devices(supported, idx++);
>- if (devno == -1)
>- return 1;
>-
>- pci_read_config_word(devno, PCI_DEVICE_ID, &word);
>-
>- /* get the port count */
>- word &= 0xf;
>-
>- sata_info.portbase = sata_info.maxport;
>- sata_info.maxport = sata_info.portbase + word;
>- sata_info.devno = devno;
>-
>- /* Read out all BARs */
>- sata_info.iobase[0] = (ulong)pci_map_bar(devno,
>- PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
>- sata_info.iobase[1] = (ulong)pci_map_bar(devno,
>- PCI_BASE_ADDRESS_2, PCI_REGION_MEM);
>- sata_info.iobase[2] = (ulong)pci_map_bar(devno,
>- PCI_BASE_ADDRESS_4, PCI_REGION_MEM);
>-
>- /* mask out the unused bits */
>- sata_info.iobase[0] &= 0xffffff80;
>- sata_info.iobase[1] &= 0xfffffc00;
>- sata_info.iobase[2] &= 0xffffff80;
>-
>- /* Enable Bus Mastering and memory region */
>- pci_write_config_word(devno, PCI_COMMAND,
>- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
>-
>- /* Check if mem accesses and Bus Mastering are enabled. */
>- pci_read_config_word(devno, PCI_COMMAND, &word);
>- if (!(word & PCI_COMMAND_MEMORY) ||
>- (!(word & PCI_COMMAND_MASTER))) {
>- printf("Error: Can not enable MEM access or Bus Mastering.\n");
>- debug("PCI command: %04x\n", word);
>- return 1;
>- }
>-
>- /* GPIO off */
>- writel(0, (void *)(sata_info.iobase[0] + HOST_FLASH_CMD));
>- /* clear global reset & mask interrupts during initialization */
>- writel(0, (void *)(sata_info.iobase[0] + HOST_CTRL));
>-
>- return 0;
>-}
>-
>-int reset_sata(int dev)
>+#if !CONFIG_IS_ENABLED(BLK)
>+static int sil_init_sata(int dev)
> {
>- return 0;
>-}
>-
>-/*
>- * SATA interface between low level driver and command layer
>- */
>-int scan_sata(int dev)
>+#else
>+static int sil_init_sata(struct udevice *uc_dev, int dev)
> {
>- unsigned char serial[ATA_ID_SERNO_LEN + 1];
>- unsigned char firmware[ATA_ID_FW_REV_LEN + 1];
>- unsigned char product[ATA_ID_PROD_LEN + 1];
>+ struct sil_sata_priv *priv = dev_get_platdata(uc_dev); #endif
> struct sil_sata *sata;
> void *port;
>- int cnt;
>- u16 *id;
> u32 tmp;
>+ int cnt;
>
>- if (dev >= sata_info.maxport) {
>- printf("SATA#%d is not present\n", dev);
>- return 1;
>- }
>+ printf("SATA#%d:\n", dev);
>
>- printf("SATA#%d\n", dev);
> port = (void *)sata_info.iobase[1] +
> PORT_REGS_SIZE * (dev - sata_info.portbase);
>
>@@ -653,62 +601,263 @@ int scan_sata(int dev)
> }
> memset((void *)sata, 0, sizeof(struct sil_sata));
>
>- /* turn on port interrupt */
>- tmp = readl((void *)(sata_info.iobase[0] + HOST_CTRL));
>- tmp |= (1 << (dev - sata_info.portbase));
>- writel(tmp, (void *)(sata_info.iobase[0] + HOST_CTRL));
>-
> /* Save the private struct to block device struct */
>+#if !CONFIG_IS_ENABLED(BLK)
> sata_dev_desc[dev].priv = (void *)sata;
>+#else
>+ priv->sil_sata_desc[dev] = sata;
>+ priv->port_num = dev;
>+#endif
>+ sata->id = dev;
> sata->port = port;
> sata->devno = sata_info.devno;
> sprintf(sata->name, "SATA#%d", dev);
>- sil_cmd_soft_reset(dev);
>+ sil_cmd_soft_reset(sata);
> tmp = readl(port + PORT_SSTATUS);
> tmp = (tmp >> 4) & 0xf;
> printf(" (%s)\n", sata_spd_string(tmp));
>
>+ return 0;
>+}
>+
>+#if !CONFIG_IS_ENABLED(BLK)
>+/*
>+ * SATA interface between low level driver and command layer */ int
>+init_sata(int dev) {
>+ static int init_done, idx;
>+ pci_dev_t devno;
>+ u16 word;
>+
>+ if (init_done == 1 && dev < sata_info.maxport)
>+ goto init_start;
>+
>+ init_done = 1;
>+
>+ /* Find PCI device(s) */
>+ devno = pci_find_devices(supported, idx++);
>+ if (devno == -1)
>+ return 1;
>+
>+ pci_read_config_word(devno, PCI_DEVICE_ID, &word);
>+
>+ /* get the port count */
>+ word &= 0xf;
>+
>+ sata_info.portbase = 0;
>+ sata_info.maxport = sata_info.portbase + word;
>+ sata_info.devno = devno;
>+
>+ /* Read out all BARs */
>+ sata_info.iobase[0] = (ulong)pci_map_bar(devno,
>+ PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
>+ sata_info.iobase[1] = (ulong)pci_map_bar(devno,
>+ PCI_BASE_ADDRESS_2, PCI_REGION_MEM);
>+
>+ /* mask out the unused bits */
>+ sata_info.iobase[0] &= 0xffffff80;
>+ sata_info.iobase[1] &= 0xfffffc00;
>+
>+ /* Enable Bus Mastering and memory region */
>+ pci_write_config_word(devno, PCI_COMMAND,
>+ PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
>+
>+ /* Check if mem accesses and Bus Mastering are enabled. */
>+ pci_read_config_word(devno, PCI_COMMAND, &word);
>+ if (!(word & PCI_COMMAND_MEMORY) ||
>+ (!(word & PCI_COMMAND_MASTER))) {
>+ printf("Error: Can not enable MEM access or Bus Mastering.\n");
>+ debug("PCI command: %04x\n", word);
>+ return 1;
>+ }
>+
>+ /* GPIO off */
>+ writel(0, (void *)(sata_info.iobase[0] + HOST_FLASH_CMD));
>+ /* clear global reset & mask interrupts during initialization */
>+ writel(0, (void *)(sata_info.iobase[0] + HOST_CTRL));
>+
>+init_start:
>+ return sil_init_sata(dev);
>+}
>+
>+int reset_sata(int dev)
>+{
>+ return 0;
>+}
>+
>+/*
>+ * SATA interface between low level driver and command layer */ int
>+scan_sata(int dev) {
>+ struct sil_sata *sata = (struct sil_sata *)sata_dev_desc[dev].priv;
>+#else static int scan_sata(struct udevice *blk_dev, int dev) {
>+ struct blk_desc *desc = dev_get_uclass_platdata(blk_dev);
>+ struct sil_sata_priv *priv = dev_get_platdata(blk_dev);
>+ struct sil_sata *sata = priv->sil_sata_desc[dev]; #endif
>+ unsigned char serial[ATA_ID_SERNO_LEN + 1];
>+ unsigned char firmware[ATA_ID_FW_REV_LEN + 1];
>+ unsigned char product[ATA_ID_PROD_LEN + 1];
>+ u16 *id;
>+
> id = (u16 *)malloc(ATA_ID_WORDS * 2);
> if (!id) {
> printf("Id malloc failed\n");
>- free((void *)sata);
> return 1;
> }
>- sil_cmd_identify_device(dev, id);
>+ sil_cmd_identify_device(sata, id);
>
>-#ifdef CONFIG_LBA48
>- /* Check if support LBA48 */
>- if (ata_id_has_lba48(id)) {
>- sata_dev_desc[dev].lba48 = 1;
>- sata->lba48 = 1;
>- debug("Device supports LBA48\n");
>- } else
>- debug("Device supports LBA28\n");
>-#endif
>+ sil_sata_set_feature_by_id(sata, id);
>
> /* Serial number */
> ata_id_c_string(id, serial, ATA_ID_SERNO, sizeof(serial));
>- memcpy(sata_dev_desc[dev].product, serial, sizeof(serial));
>
> /* Firmware version */
> ata_id_c_string(id, firmware, ATA_ID_FW_REV, sizeof(firmware));
>- memcpy(sata_dev_desc[dev].revision, firmware, sizeof(firmware));
>
> /* Product model */
> ata_id_c_string(id, product, ATA_ID_PROD, sizeof(product));
>- memcpy(sata_dev_desc[dev].vendor, product, sizeof(product));
>
>+#if !CONFIG_IS_ENABLED(BLK)
>+ memcpy(sata_dev_desc[dev].product, serial, sizeof(serial));
>+ memcpy(sata_dev_desc[dev].revision, firmware, sizeof(firmware));
>+ memcpy(sata_dev_desc[dev].vendor, product, sizeof(product));
> /* Totoal sectors */
> sata_dev_desc[dev].lba = ata_id_n_sectors(id);
>-
>- sil_sata_init_wcache(dev, id);
>- sil_cmd_set_feature(dev);
>+#ifdef CONFIG_LBA48
>+ sata_dev_desc[dev].lba48 = sata->lba48; #endif #else
>+ memcpy(desc->product, serial, sizeof(serial));
>+ memcpy(desc->revision, firmware, sizeof(firmware));
>+ memcpy(desc->vendor, product, sizeof(product));
>+ desc->lba = ata_id_n_sectors(id);
>+#ifdef CONFIG_LBA48
>+ desc->lba48 = sata->lba48;
>+#endif
>+#endif
>
> #ifdef DEBUG
>- sil_cmd_identify_device(dev, id);
> ata_dump_id(id);
> #endif
> free((void *)id);
>
> return 0;
> }
>+
>+#if CONFIG_IS_ENABLED(BLK)
>+static const struct blk_ops sata_sil_blk_ops = {
>+ .read = sata_read,
>+ .write = sata_write,
>+};
>+
>+U_BOOT_DRIVER(sata_sil_driver) = {
>+ .name = "sata_sil_blk",
>+ .id = UCLASS_BLK,
>+ .ops = &sata_sil_blk_ops,
>+ .platdata_auto_alloc_size = sizeof(struct sil_sata_priv), };
>+
>+static int sil_pci_probe(struct udevice *dev) {
>+ struct udevice *blk;
>+ char sata_name[10];
>+ pci_dev_t devno;
>+ u16 word;
>+ int ret;
>+ int i;
>+
>+ /* Get PCI device number */
>+ devno = dm_pci_get_bdf(dev);
>+ if (devno == -1)
>+ return 1;
>+
>+ dm_pci_read_config16(dev, PCI_DEVICE_ID, &word);
>+
>+ /* get the port count */
>+ word &= 0xf;
>+
>+ sata_info.portbase = 0;
>+ sata_info.maxport = sata_info.portbase + word;
>+ sata_info.devno = devno;
>+
>+ /* Read out all BARs */
>+ sata_info.iobase[0] = (ulong)dm_pci_map_bar(dev,
>+ PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
>+ sata_info.iobase[1] = (ulong)dm_pci_map_bar(dev,
>+ PCI_BASE_ADDRESS_2, PCI_REGION_MEM);
>+
>+ /* mask out the unused bits */
>+ sata_info.iobase[0] &= 0xffffff80;
>+ sata_info.iobase[1] &= 0xfffffc00;
>+
>+ /* Enable Bus Mastering and memory region */
>+ dm_pci_write_config16(dev, PCI_COMMAND,
>+ PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
>+
>+ /* Check if mem accesses and Bus Mastering are enabled. */
>+ dm_pci_read_config16(dev, PCI_COMMAND, &word);
>+ if (!(word & PCI_COMMAND_MEMORY) ||
>+ (!(word & PCI_COMMAND_MASTER))) {
>+ printf("Error: Can not enable MEM access or Bus Mastering.\n");
>+ debug("PCI command: %04x\n", word);
>+ return 1;
>+ }
>+
>+ /* GPIO off */
>+ writel(0, (void *)(sata_info.iobase[0] + HOST_FLASH_CMD));
>+ /* clear global reset & mask interrupts during initialization */
>+ writel(0, (void *)(sata_info.iobase[0] + HOST_CTRL));
>+
>+ for (i = sata_info.portbase; i < sata_info.maxport; i++) {
>+ snprintf(sata_name, sizeof(sata_name), "sil_sata%d", i);
>+ ret = blk_create_devicef(dev, "sata_sil_blk", sata_name,
>+ IF_TYPE_SATA, -1, 512, 0, &blk);
>+ if (ret) {
>+ debug("Can't create device\n");
>+ return ret;
>+ }
>+
>+ ret = sil_init_sata(blk, i);
>+ if (ret)
>+ return -ENODEV;
>+
>+ ret = scan_sata(blk, i);
>+ if (ret)
>+ return -ENODEV;
>+ }
>+
>+ return 0;
>+}
>+
>+static int sata_sil_scan(struct udevice *dev) {
>+ /* Nothing to do here */
>+
>+ return 0;
>+}
>+
>+struct sil_ops sata_sil_ops = {
>+ .scan = sata_sil_scan,
>+};
>+
>+static const struct udevice_id sil_pci_ids[] = {
>+ { .compatible = "sil-pci-sample" },
>+ { }
>+};
>+
>+U_BOOT_DRIVER(sil_ahci_pci) = {
>+ .name = "sil_ahci_pci",
>+ .id = UCLASS_AHCI,
>+ .of_match = sil_pci_ids,
>+ .ops = &sata_sil_ops,
>+ .probe = sil_pci_probe,
>+ .priv_auto_alloc_size = sizeof(struct sil_sata_priv), };
>+
>+U_BOOT_PCI_DEVICE(sil_ahci_pci, supported); #endif
>diff --git a/drivers/ata/sata_sil.h b/drivers/ata/sata_sil.h index
>8b7cbdf..ef41e82 100644
>--- a/drivers/ata/sata_sil.h
>+++ b/drivers/ata/sata_sil.h
>@@ -1,6 +1,7 @@
> /* SPDX-License-Identifier: GPL-2.0+ */
> /*
> * Copyright (C) 2011 Freescale Semiconductor, Inc.
>+ * Copyright 2019 NXP
> * Author: Tang Yuantian <b29983 at freescale.com>
> */
>
>@@ -24,6 +25,7 @@ struct sil_sata {
> int wcache;
> int flush;
> int flush_ext;
>+ int id;
> };
>
> /* sata info for each controller */
>@@ -210,4 +212,12 @@ enum {
> CMD_ERR = 0x21,
> };
>
>+#if CONFIG_IS_ENABLED(BLK)
>+#define ATA_MAX_PORTS 32
>+struct sil_sata_priv {
>+ int port_num;
>+ struct sil_sata *sil_sata_desc[ATA_MAX_PORTS];
>+};
>+#endif
>+
> #endif
>--
>2.9.5
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