u8 *ptr;
u8 *rx_buf;
u8 sum;
+ u8 rx_byte;
int ret = 0, final_ret;
+ unsigned long delay;
len = cros_ec_prepare_tx(ec_dev, ec_msg);
dev_dbg(ec_dev->dev, "prepared, len=%d\n", len);
int i, len;
u8 *ptr;
u8 *rx_buf;
+ u8 rx_byte;
int sum;
int ret = 0, final_ret;
+ unsigned long delay;
len = cros_ec_prepare_tx(ec_dev, ec_msg);
dev_dbg(ec_dev->dev, "prepared, len=%d\n", len);
--- /dev/null
+ /* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+ #include <linux/pci.h>
+ #include <linux/module.h>
+ #include <linux/slab.h>
+ #include <linux/dma-mapping.h>
+ #include <linux/highmem.h>
+ #include <linux/interrupt.h>
+ #include <linux/delay.h>
+ #include <linux/idr.h>
+ #include <linux/platform_device.h>
+ #include <linux/mfd/core.h>
+ #include <linux/rtsx_pci.h>
+ #include <linux/mmc/card.h>
+ #include <asm/unaligned.h>
+
+ #include "rtsx_pcr.h"
+
+ static bool msi_en = true;
+ module_param(msi_en, bool, S_IRUGO | S_IWUSR);
+ MODULE_PARM_DESC(msi_en, "Enable MSI");
+
+ static DEFINE_IDR(rtsx_pci_idr);
+ static DEFINE_SPINLOCK(rtsx_pci_lock);
+
+ static struct mfd_cell rtsx_pcr_cells[] = {
+ [RTSX_SD_CARD] = {
+ .name = DRV_NAME_RTSX_PCI_SDMMC,
+ },
+ [RTSX_MS_CARD] = {
+ .name = DRV_NAME_RTSX_PCI_MS,
+ },
+ };
+
+ static const struct pci_device_id rtsx_pci_ids[] = {
+ { PCI_DEVICE(0x10EC, 0x5209), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5229), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5289), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5227), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x522A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5249), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5287), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5286), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x524A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x525A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5260), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { 0, }
+ };
+
+ MODULE_DEVICE_TABLE(pci, rtsx_pci_ids);
+
+ static inline void rtsx_pci_enable_aspm(struct rtsx_pcr *pcr)
+ {
+ rtsx_pci_update_cfg_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL,
+ 0xFC, pcr->aspm_en);
+ }
+
+ static inline void rtsx_pci_disable_aspm(struct rtsx_pcr *pcr)
+ {
+ rtsx_pci_update_cfg_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL,
+ 0xFC, 0);
+ }
+
+ int rtsx_comm_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency)
+ {
+ rtsx_pci_write_register(pcr, MSGTXDATA0,
+ MASK_8_BIT_DEF, (u8) (latency & 0xFF));
+ rtsx_pci_write_register(pcr, MSGTXDATA1,
+ MASK_8_BIT_DEF, (u8)((latency >> 8) & 0xFF));
+ rtsx_pci_write_register(pcr, MSGTXDATA2,
+ MASK_8_BIT_DEF, (u8)((latency >> 16) & 0xFF));
+ rtsx_pci_write_register(pcr, MSGTXDATA3,
+ MASK_8_BIT_DEF, (u8)((latency >> 24) & 0xFF));
+ rtsx_pci_write_register(pcr, LTR_CTL, LTR_TX_EN_MASK |
+ LTR_LATENCY_MODE_MASK, LTR_TX_EN_1 | LTR_LATENCY_MODE_SW);
+
+ return 0;
+ }
+
+ int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency)
+ {
+ if (pcr->ops->set_ltr_latency)
+ return pcr->ops->set_ltr_latency(pcr, latency);
+ else
+ return rtsx_comm_set_ltr_latency(pcr, latency);
+ }
+
+ static void rtsx_comm_set_aspm(struct rtsx_pcr *pcr, bool enable)
+ {
+ struct rtsx_cr_option *option = &pcr->option;
+
+ if (pcr->aspm_enabled == enable)
+ return;
+
+ if (option->dev_aspm_mode == DEV_ASPM_DYNAMIC) {
+ if (enable)
+ rtsx_pci_enable_aspm(pcr);
+ else
+ rtsx_pci_disable_aspm(pcr);
+ } else if (option->dev_aspm_mode == DEV_ASPM_BACKDOOR) {
+ u8 mask = FORCE_ASPM_VAL_MASK;
+ u8 val = 0;
+
+ if (enable)
+ val = pcr->aspm_en;
+ rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
+ }
+
+ pcr->aspm_enabled = enable;
+ }
+
+ static void rtsx_disable_aspm(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->set_aspm)
+ pcr->ops->set_aspm(pcr, false);
+ else
+ rtsx_comm_set_aspm(pcr, false);
+ }
+
+ int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val)
+ {
+ rtsx_pci_write_register(pcr, L1SUB_CONFIG3, 0xFF, val);
+
+ return 0;
+ }
+
+ void rtsx_set_l1off_sub_cfg_d0(struct rtsx_pcr *pcr, int active)
+ {
+ if (pcr->ops->set_l1off_cfg_sub_d0)
+ pcr->ops->set_l1off_cfg_sub_d0(pcr, active);
+ }
+
+ static void rtsx_comm_pm_full_on(struct rtsx_pcr *pcr)
+ {
+ struct rtsx_cr_option *option = &pcr->option;
+
+ rtsx_disable_aspm(pcr);
+
+ if (option->ltr_enabled)
+ rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
+
+ if (rtsx_check_dev_flag(pcr, LTR_L1SS_PWR_GATE_EN))
+ rtsx_set_l1off_sub_cfg_d0(pcr, 1);
+ }
+
+ void rtsx_pm_full_on(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->full_on)
+ pcr->ops->full_on(pcr);
+ else
+ rtsx_comm_pm_full_on(pcr);
+ }
+
+ void rtsx_pci_start_run(struct rtsx_pcr *pcr)
+ {
+ /* If pci device removed, don't queue idle work any more */
+ if (pcr->remove_pci)
+ return;
+
+ if (pcr->state != PDEV_STAT_RUN) {
+ pcr->state = PDEV_STAT_RUN;
+ if (pcr->ops->enable_auto_blink)
+ pcr->ops->enable_auto_blink(pcr);
+ rtsx_pm_full_on(pcr);
+ }
+
+ mod_delayed_work(system_wq, &pcr->idle_work, msecs_to_jiffies(200));
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_start_run);
+
+ int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data)
+ {
+ int i;
+ u32 val = HAIMR_WRITE_START;
+
+ val |= (u32)(addr & 0x3FFF) << 16;
+ val |= (u32)mask << 8;
+ val |= (u32)data;
+
+ rtsx_pci_writel(pcr, RTSX_HAIMR, val);
+
+ for (i = 0; i < MAX_RW_REG_CNT; i++) {
+ val = rtsx_pci_readl(pcr, RTSX_HAIMR);
+ if ((val & HAIMR_TRANS_END) == 0) {
+ if (data != (u8)val)
+ return -EIO;
+ return 0;
+ }
+ }
+
+ return -ETIMEDOUT;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_write_register);
+
+ int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data)
+ {
+ u32 val = HAIMR_READ_START;
+ int i;
+
+ val |= (u32)(addr & 0x3FFF) << 16;
+ rtsx_pci_writel(pcr, RTSX_HAIMR, val);
+
+ for (i = 0; i < MAX_RW_REG_CNT; i++) {
+ val = rtsx_pci_readl(pcr, RTSX_HAIMR);
+ if ((val & HAIMR_TRANS_END) == 0)
+ break;
+ }
+
+ if (i >= MAX_RW_REG_CNT)
+ return -ETIMEDOUT;
+
+ if (data)
+ *data = (u8)(val & 0xFF);
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_read_register);
+
+ int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val)
+ {
+ int err, i, finished = 0;
+ u8 tmp;
+
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYDATA0, 0xFF, (u8)val);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYDATA1, 0xFF, (u8)(val >> 8));
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYADDR, 0xFF, addr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYRWCTL, 0xFF, 0x81);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < 100000; i++) {
+ err = rtsx_pci_read_register(pcr, PHYRWCTL, &tmp);
+ if (err < 0)
+ return err;
+
+ if (!(tmp & 0x80)) {
+ finished = 1;
+ break;
+ }
+ }
+
+ if (!finished)
+ return -ETIMEDOUT;
+
+ return 0;
+ }
+
+ int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val)
+ {
+ if (pcr->ops->write_phy)
+ return pcr->ops->write_phy(pcr, addr, val);
+
+ return __rtsx_pci_write_phy_register(pcr, addr, val);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_write_phy_register);
+
+ int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val)
+ {
+ int err, i, finished = 0;
+ u16 data;
+ u8 *ptr, tmp;
+
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYADDR, 0xFF, addr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PHYRWCTL, 0xFF, 0x80);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < 100000; i++) {
+ err = rtsx_pci_read_register(pcr, PHYRWCTL, &tmp);
+ if (err < 0)
+ return err;
+
+ if (!(tmp & 0x80)) {
+ finished = 1;
+ break;
+ }
+ }
+
+ if (!finished)
+ return -ETIMEDOUT;
+
+ rtsx_pci_init_cmd(pcr);
+
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, PHYDATA0, 0, 0);
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, PHYDATA1, 0, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ ptr = rtsx_pci_get_cmd_data(pcr);
+ data = ((u16)ptr[1] << 8) | ptr[0];
+
+ if (val)
+ *val = data;
+
+ return 0;
+ }
+
+ int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val)
+ {
+ if (pcr->ops->read_phy)
+ return pcr->ops->read_phy(pcr, addr, val);
+
+ return __rtsx_pci_read_phy_register(pcr, addr, val);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_read_phy_register);
+
+ void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->stop_cmd)
+ return pcr->ops->stop_cmd(pcr);
+
+ rtsx_pci_writel(pcr, RTSX_HCBCTLR, STOP_CMD);
+ rtsx_pci_writel(pcr, RTSX_HDBCTLR, STOP_DMA);
+
+ rtsx_pci_write_register(pcr, DMACTL, 0x80, 0x80);
+ rtsx_pci_write_register(pcr, RBCTL, 0x80, 0x80);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_stop_cmd);
+
+ void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
+ u8 cmd_type, u16 reg_addr, u8 mask, u8 data)
+ {
+ unsigned long flags;
+ u32 val = 0;
+ u32 *ptr = (u32 *)(pcr->host_cmds_ptr);
+
+ val |= (u32)(cmd_type & 0x03) << 30;
+ val |= (u32)(reg_addr & 0x3FFF) << 16;
+ val |= (u32)mask << 8;
+ val |= (u32)data;
+
+ spin_lock_irqsave(&pcr->lock, flags);
+ ptr += pcr->ci;
+ if (pcr->ci < (HOST_CMDS_BUF_LEN / 4)) {
+ put_unaligned_le32(val, ptr);
+ ptr++;
+ pcr->ci++;
+ }
+ spin_unlock_irqrestore(&pcr->lock, flags);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_add_cmd);
+
+ void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr)
+ {
+ u32 val = 1 << 31;
+
+ rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
+
+ val |= (u32)(pcr->ci * 4) & 0x00FFFFFF;
+ /* Hardware Auto Response */
+ val |= 0x40000000;
+ rtsx_pci_writel(pcr, RTSX_HCBCTLR, val);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_send_cmd_no_wait);
+
+ int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout)
+ {
+ struct completion trans_done;
+ u32 val = 1 << 31;
+ long timeleft;
+ unsigned long flags;
+ int err = 0;
+
+ spin_lock_irqsave(&pcr->lock, flags);
+
+ /* set up data structures for the wakeup system */
+ pcr->done = &trans_done;
+ pcr->trans_result = TRANS_NOT_READY;
+ init_completion(&trans_done);
+
+ rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
+
+ val |= (u32)(pcr->ci * 4) & 0x00FFFFFF;
+ /* Hardware Auto Response */
+ val |= 0x40000000;
+ rtsx_pci_writel(pcr, RTSX_HCBCTLR, val);
+
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ /* Wait for TRANS_OK_INT */
+ timeleft = wait_for_completion_interruptible_timeout(
+ &trans_done, msecs_to_jiffies(timeout));
+ if (timeleft <= 0) {
+ pcr_dbg(pcr, "Timeout (%s %d)\n", __func__, __LINE__);
+ err = -ETIMEDOUT;
+ goto finish_send_cmd;
+ }
+
+ spin_lock_irqsave(&pcr->lock, flags);
+ if (pcr->trans_result == TRANS_RESULT_FAIL)
+ err = -EINVAL;
+ else if (pcr->trans_result == TRANS_RESULT_OK)
+ err = 0;
+ else if (pcr->trans_result == TRANS_NO_DEVICE)
+ err = -ENODEV;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ finish_send_cmd:
+ spin_lock_irqsave(&pcr->lock, flags);
+ pcr->done = NULL;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ if ((err < 0) && (err != -ENODEV))
+ rtsx_pci_stop_cmd(pcr);
+
+ if (pcr->finish_me)
+ complete(pcr->finish_me);
+
+ return err;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_send_cmd);
+
+ static void rtsx_pci_add_sg_tbl(struct rtsx_pcr *pcr,
+ dma_addr_t addr, unsigned int len, int end)
+ {
+ u64 *ptr = (u64 *)(pcr->host_sg_tbl_ptr) + pcr->sgi;
+ u64 val;
+ u8 option = SG_VALID | SG_TRANS_DATA;
+
+ pcr_dbg(pcr, "DMA addr: 0x%x, Len: 0x%x\n", (unsigned int)addr, len);
+
+ if (end)
+ option |= SG_END;
+ val = ((u64)addr << 32) | ((u64)len << 12) | option;
+
+ put_unaligned_le64(val, ptr);
+ pcr->sgi++;
+ }
+
+ int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read, int timeout)
+ {
+ int err = 0, count;
+
+ pcr_dbg(pcr, "--> %s: num_sg = %d\n", __func__, num_sg);
+ count = rtsx_pci_dma_map_sg(pcr, sglist, num_sg, read);
+ if (count < 1)
+ return -EINVAL;
+ pcr_dbg(pcr, "DMA mapping count: %d\n", count);
+
+ err = rtsx_pci_dma_transfer(pcr, sglist, count, read, timeout);
+
+ rtsx_pci_dma_unmap_sg(pcr, sglist, num_sg, read);
+
+ return err;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_transfer_data);
+
+ int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read)
+ {
+ enum dma_data_direction dir = read ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
+
+ if (pcr->remove_pci)
+ return -EINVAL;
+
+ if ((sglist == NULL) || (num_sg <= 0))
+ return -EINVAL;
+
+ return dma_map_sg(&(pcr->pci->dev), sglist, num_sg, dir);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_dma_map_sg);
+
+ void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read)
+ {
+ enum dma_data_direction dir = read ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
+
+ dma_unmap_sg(&(pcr->pci->dev), sglist, num_sg, dir);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_dma_unmap_sg);
+
+ int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int count, bool read, int timeout)
+ {
+ struct completion trans_done;
+ struct scatterlist *sg;
+ dma_addr_t addr;
+ long timeleft;
+ unsigned long flags;
+ unsigned int len;
+ int i, err = 0;
+ u32 val;
+ u8 dir = read ? DEVICE_TO_HOST : HOST_TO_DEVICE;
+
+ if (pcr->remove_pci)
+ return -ENODEV;
+
+ if ((sglist == NULL) || (count < 1))
+ return -EINVAL;
+
+ val = ((u32)(dir & 0x01) << 29) | TRIG_DMA | ADMA_MODE;
+ pcr->sgi = 0;
+ for_each_sg(sglist, sg, count, i) {
+ addr = sg_dma_address(sg);
+ len = sg_dma_len(sg);
+ rtsx_pci_add_sg_tbl(pcr, addr, len, i == count - 1);
+ }
+
+ spin_lock_irqsave(&pcr->lock, flags);
+
+ pcr->done = &trans_done;
+ pcr->trans_result = TRANS_NOT_READY;
+ init_completion(&trans_done);
+ rtsx_pci_writel(pcr, RTSX_HDBAR, pcr->host_sg_tbl_addr);
+ rtsx_pci_writel(pcr, RTSX_HDBCTLR, val);
+
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ timeleft = wait_for_completion_interruptible_timeout(
+ &trans_done, msecs_to_jiffies(timeout));
+ if (timeleft <= 0) {
+ pcr_dbg(pcr, "Timeout (%s %d)\n", __func__, __LINE__);
+ err = -ETIMEDOUT;
+ goto out;
+ }
+
+ spin_lock_irqsave(&pcr->lock, flags);
+ if (pcr->trans_result == TRANS_RESULT_FAIL) {
+ err = -EILSEQ;
+ if (pcr->dma_error_count < RTS_MAX_TIMES_FREQ_REDUCTION)
+ pcr->dma_error_count++;
+ }
+
+ else if (pcr->trans_result == TRANS_NO_DEVICE)
+ err = -ENODEV;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ out:
+ spin_lock_irqsave(&pcr->lock, flags);
+ pcr->done = NULL;
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ if ((err < 0) && (err != -ENODEV))
+ rtsx_pci_stop_cmd(pcr);
+
+ if (pcr->finish_me)
+ complete(pcr->finish_me);
+
+ return err;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_dma_transfer);
+
+ int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len)
+ {
+ int err;
+ int i, j;
+ u16 reg;
+ u8 *ptr;
+
+ if (buf_len > 512)
+ buf_len = 512;
+
+ ptr = buf;
+ reg = PPBUF_BASE2;
+ for (i = 0; i < buf_len / 256; i++) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < 256; j++)
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, reg++, 0, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+
+ memcpy(ptr, rtsx_pci_get_cmd_data(pcr), 256);
+ ptr += 256;
+ }
+
+ if (buf_len % 256) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < buf_len % 256; j++)
+ rtsx_pci_add_cmd(pcr, READ_REG_CMD, reg++, 0, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+ }
+
+ memcpy(ptr, rtsx_pci_get_cmd_data(pcr), buf_len % 256);
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_read_ppbuf);
+
+ int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len)
+ {
+ int err;
+ int i, j;
+ u16 reg;
+ u8 *ptr;
+
+ if (buf_len > 512)
+ buf_len = 512;
+
+ ptr = buf;
+ reg = PPBUF_BASE2;
+ for (i = 0; i < buf_len / 256; i++) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < 256; j++) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ reg++, 0xFF, *ptr);
+ ptr++;
+ }
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+ }
+
+ if (buf_len % 256) {
+ rtsx_pci_init_cmd(pcr);
+
+ for (j = 0; j < buf_len % 256; j++) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ reg++, 0xFF, *ptr);
+ ptr++;
+ }
+
+ err = rtsx_pci_send_cmd(pcr, 250);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_write_ppbuf);
+
+ static int rtsx_pci_set_pull_ctl(struct rtsx_pcr *pcr, const u32 *tbl)
+ {
+ rtsx_pci_init_cmd(pcr);
+
+ while (*tbl & 0xFFFF0000) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD,
+ (u16)(*tbl >> 16), 0xFF, (u8)(*tbl));
+ tbl++;
+ }
+
+ return rtsx_pci_send_cmd(pcr, 100);
+ }
+
+ int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card)
+ {
+ const u32 *tbl;
+
+ if (card == RTSX_SD_CARD)
+ tbl = pcr->sd_pull_ctl_enable_tbl;
+ else if (card == RTSX_MS_CARD)
+ tbl = pcr->ms_pull_ctl_enable_tbl;
+ else
+ return -EINVAL;
+
+ return rtsx_pci_set_pull_ctl(pcr, tbl);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_card_pull_ctl_enable);
+
+ int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card)
+ {
+ const u32 *tbl;
+
+ if (card == RTSX_SD_CARD)
+ tbl = pcr->sd_pull_ctl_disable_tbl;
+ else if (card == RTSX_MS_CARD)
+ tbl = pcr->ms_pull_ctl_disable_tbl;
+ else
+ return -EINVAL;
+
+
+ return rtsx_pci_set_pull_ctl(pcr, tbl);
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_card_pull_ctl_disable);
+
+ static void rtsx_pci_enable_bus_int(struct rtsx_pcr *pcr)
+ {
+ pcr->bier = TRANS_OK_INT_EN | TRANS_FAIL_INT_EN | SD_INT_EN;
+
+ if (pcr->num_slots > 1)
+ pcr->bier |= MS_INT_EN;
+
+ /* Enable Bus Interrupt */
+ rtsx_pci_writel(pcr, RTSX_BIER, pcr->bier);
+
+ pcr_dbg(pcr, "RTSX_BIER: 0x%08x\n", pcr->bier);
+ }
+
+ static inline u8 double_ssc_depth(u8 depth)
+ {
+ return ((depth > 1) ? (depth - 1) : depth);
+ }
+
+ static u8 revise_ssc_depth(u8 ssc_depth, u8 div)
+ {
+ if (div > CLK_DIV_1) {
+ if (ssc_depth > (div - 1))
+ ssc_depth -= (div - 1);
+ else
+ ssc_depth = SSC_DEPTH_4M;
+ }
+
+ return ssc_depth;
+ }
+
+ int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
+ u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk)
+ {
+ int err, clk;
+ u8 n, clk_divider, mcu_cnt, div;
+ static const u8 depth[] = {
+ [RTSX_SSC_DEPTH_4M] = SSC_DEPTH_4M,
+ [RTSX_SSC_DEPTH_2M] = SSC_DEPTH_2M,
+ [RTSX_SSC_DEPTH_1M] = SSC_DEPTH_1M,
+ [RTSX_SSC_DEPTH_500K] = SSC_DEPTH_500K,
+ [RTSX_SSC_DEPTH_250K] = SSC_DEPTH_250K,
+ };
+
+ if (initial_mode) {
+ /* We use 250k(around) here, in initial stage */
+ clk_divider = SD_CLK_DIVIDE_128;
+ card_clock = 30000000;
+ } else {
+ clk_divider = SD_CLK_DIVIDE_0;
+ }
+ err = rtsx_pci_write_register(pcr, SD_CFG1,
+ SD_CLK_DIVIDE_MASK, clk_divider);
+ if (err < 0)
+ return err;
+
+ /* Reduce card clock by 20MHz each time a DMA transfer error occurs */
+ if (card_clock == UHS_SDR104_MAX_DTR &&
+ pcr->dma_error_count &&
+ PCI_PID(pcr) == RTS5227_DEVICE_ID)
+ card_clock = UHS_SDR104_MAX_DTR -
+ (pcr->dma_error_count * 20000000);
+
+ card_clock /= 1000000;
+ pcr_dbg(pcr, "Switch card clock to %dMHz\n", card_clock);
+
+ clk = card_clock;
+ if (!initial_mode && double_clk)
+ clk = card_clock * 2;
+ pcr_dbg(pcr, "Internal SSC clock: %dMHz (cur_clock = %d)\n",
+ clk, pcr->cur_clock);
+
+ if (clk == pcr->cur_clock)
+ return 0;
+
+ if (pcr->ops->conv_clk_and_div_n)
+ n = (u8)pcr->ops->conv_clk_and_div_n(clk, CLK_TO_DIV_N);
+ else
+ n = (u8)(clk - 2);
+ if ((clk <= 2) || (n > MAX_DIV_N_PCR))
+ return -EINVAL;
+
+ mcu_cnt = (u8)(125/clk + 3);
+ if (mcu_cnt > 15)
+ mcu_cnt = 15;
+
+ /* Make sure that the SSC clock div_n is not less than MIN_DIV_N_PCR */
+ div = CLK_DIV_1;
+ while ((n < MIN_DIV_N_PCR) && (div < CLK_DIV_8)) {
+ if (pcr->ops->conv_clk_and_div_n) {
+ int dbl_clk = pcr->ops->conv_clk_and_div_n(n,
+ DIV_N_TO_CLK) * 2;
+ n = (u8)pcr->ops->conv_clk_and_div_n(dbl_clk,
+ CLK_TO_DIV_N);
+ } else {
+ n = (n + 2) * 2 - 2;
+ }
+ div++;
+ }
+ pcr_dbg(pcr, "n = %d, div = %d\n", n, div);
+
+ ssc_depth = depth[ssc_depth];
+ if (double_clk)
+ ssc_depth = double_ssc_depth(ssc_depth);
+
+ ssc_depth = revise_ssc_depth(ssc_depth, div);
+ pcr_dbg(pcr, "ssc_depth = %d\n", ssc_depth);
+
+ rtsx_pci_init_cmd(pcr);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_CTL,
+ CLK_LOW_FREQ, CLK_LOW_FREQ);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_DIV,
+ 0xFF, (div << 4) | mcu_cnt);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2,
+ SSC_DEPTH_MASK, ssc_depth);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_DIV_N_0, 0xFF, n);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, SSC_RSTB);
+ if (vpclk) {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, 0);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, PHASE_NOT_RESET);
+ }
+
+ err = rtsx_pci_send_cmd(pcr, 2000);
+ if (err < 0)
+ return err;
+
+ /* Wait SSC clock stable */
+ udelay(SSC_CLOCK_STABLE_WAIT);
+ err = rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, 0);
+ if (err < 0)
+ return err;
+
+ pcr->cur_clock = clk;
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_switch_clock);
+
+ int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card)
+ {
+ if (pcr->ops->card_power_on)
+ return pcr->ops->card_power_on(pcr, card);
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_card_power_on);
+
+ int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card)
+ {
+ if (pcr->ops->card_power_off)
+ return pcr->ops->card_power_off(pcr, card);
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_card_power_off);
+
+ int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card)
+ {
+ static const unsigned int cd_mask[] = {
+ [RTSX_SD_CARD] = SD_EXIST,
+ [RTSX_MS_CARD] = MS_EXIST
+ };
+
+ if (!(pcr->flags & PCR_MS_PMOS)) {
+ /* When using single PMOS, accessing card is not permitted
+ * if the existing card is not the designated one.
+ */
+ if (pcr->card_exist & (~cd_mask[card]))
+ return -EIO;
+ }
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_card_exclusive_check);
+
+ int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+ {
+ if (pcr->ops->switch_output_voltage)
+ return pcr->ops->switch_output_voltage(pcr, voltage);
+
+ return 0;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_switch_output_voltage);
+
+ unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr)
+ {
+ unsigned int val;
+
+ val = rtsx_pci_readl(pcr, RTSX_BIPR);
+ if (pcr->ops->cd_deglitch)
+ val = pcr->ops->cd_deglitch(pcr);
+
+ return val;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_card_exist);
+
+ void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr)
+ {
+ struct completion finish;
+
+ pcr->finish_me = &finish;
+ init_completion(&finish);
+
+ if (pcr->done)
+ complete(pcr->done);
+
+ if (!pcr->remove_pci)
+ rtsx_pci_stop_cmd(pcr);
+
+ wait_for_completion_interruptible_timeout(&finish,
+ msecs_to_jiffies(2));
+ pcr->finish_me = NULL;
+ }
+ EXPORT_SYMBOL_GPL(rtsx_pci_complete_unfinished_transfer);
+
+ static void rtsx_pci_card_detect(struct work_struct *work)
+ {
+ struct delayed_work *dwork;
+ struct rtsx_pcr *pcr;
+ unsigned long flags;
+ unsigned int card_detect = 0, card_inserted, card_removed;
+ u32 irq_status;
+
+ dwork = to_delayed_work(work);
+ pcr = container_of(dwork, struct rtsx_pcr, carddet_work);
+
+ pcr_dbg(pcr, "--> %s\n", __func__);
+
+ mutex_lock(&pcr->pcr_mutex);
+ spin_lock_irqsave(&pcr->lock, flags);
+
+ irq_status = rtsx_pci_readl(pcr, RTSX_BIPR);
+ pcr_dbg(pcr, "irq_status: 0x%08x\n", irq_status);
+
+ irq_status &= CARD_EXIST;
+ card_inserted = pcr->card_inserted & irq_status;
+ card_removed = pcr->card_removed;
+ pcr->card_inserted = 0;
+ pcr->card_removed = 0;
+
+ spin_unlock_irqrestore(&pcr->lock, flags);
+
+ if (card_inserted || card_removed) {
+ pcr_dbg(pcr, "card_inserted: 0x%x, card_removed: 0x%x\n",
+ card_inserted, card_removed);
+
+ if (pcr->ops->cd_deglitch)
+ card_inserted = pcr->ops->cd_deglitch(pcr);
+
+ card_detect = card_inserted | card_removed;
+
+ pcr->card_exist |= card_inserted;
+ pcr->card_exist &= ~card_removed;
+ }
+
+ mutex_unlock(&pcr->pcr_mutex);
+
+ if ((card_detect & SD_EXIST) && pcr->slots[RTSX_SD_CARD].card_event)
+ pcr->slots[RTSX_SD_CARD].card_event(
+ pcr->slots[RTSX_SD_CARD].p_dev);
+ if ((card_detect & MS_EXIST) && pcr->slots[RTSX_MS_CARD].card_event)
+ pcr->slots[RTSX_MS_CARD].card_event(
+ pcr->slots[RTSX_MS_CARD].p_dev);
+ }
+
+ void rtsx_pci_process_ocp(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->process_ocp)
+ pcr->ops->process_ocp(pcr);
+ }
+
+ int rtsx_pci_process_ocp_interrupt(struct rtsx_pcr *pcr)
+ {
+ if (pcr->option.ocp_en)
+ rtsx_pci_process_ocp(pcr);
+
+ return 0;
+ }
+
+ static irqreturn_t rtsx_pci_isr(int irq, void *dev_id)
+ {
+ struct rtsx_pcr *pcr = dev_id;
+ u32 int_reg;
+
+ if (!pcr)
+ return IRQ_NONE;
+
+ spin_lock(&pcr->lock);
+
+ int_reg = rtsx_pci_readl(pcr, RTSX_BIPR);
+ /* Clear interrupt flag */
+ rtsx_pci_writel(pcr, RTSX_BIPR, int_reg);
+ if ((int_reg & pcr->bier) == 0) {
+ spin_unlock(&pcr->lock);
+ return IRQ_NONE;
+ }
+ if (int_reg == 0xFFFFFFFF) {
+ spin_unlock(&pcr->lock);
+ return IRQ_HANDLED;
+ }
+
+ int_reg &= (pcr->bier | 0x7FFFFF);
+
+ if (int_reg & SD_OC_INT)
+ rtsx_pci_process_ocp_interrupt(pcr);
+
+ if (int_reg & SD_INT) {
+ if (int_reg & SD_EXIST) {
+ pcr->card_inserted |= SD_EXIST;
+ } else {
+ pcr->card_removed |= SD_EXIST;
+ pcr->card_inserted &= ~SD_EXIST;
+ }
+ pcr->dma_error_count = 0;
+ }
+
+ if (int_reg & MS_INT) {
+ if (int_reg & MS_EXIST) {
+ pcr->card_inserted |= MS_EXIST;
+ } else {
+ pcr->card_removed |= MS_EXIST;
+ pcr->card_inserted &= ~MS_EXIST;
+ }
+ }
+
+ if (int_reg & (NEED_COMPLETE_INT | DELINK_INT)) {
+ if (int_reg & (TRANS_FAIL_INT | DELINK_INT)) {
+ pcr->trans_result = TRANS_RESULT_FAIL;
+ if (pcr->done)
+ complete(pcr->done);
+ } else if (int_reg & TRANS_OK_INT) {
+ pcr->trans_result = TRANS_RESULT_OK;
+ if (pcr->done)
+ complete(pcr->done);
+ }
+ }
+
+ if (pcr->card_inserted || pcr->card_removed)
+ schedule_delayed_work(&pcr->carddet_work,
+ msecs_to_jiffies(200));
+
+ spin_unlock(&pcr->lock);
+ return IRQ_HANDLED;
+ }
+
+ static int rtsx_pci_acquire_irq(struct rtsx_pcr *pcr)
+ {
+ pcr_dbg(pcr, "%s: pcr->msi_en = %d, pci->irq = %d\n",
+ __func__, pcr->msi_en, pcr->pci->irq);
+
+ if (request_irq(pcr->pci->irq, rtsx_pci_isr,
+ pcr->msi_en ? 0 : IRQF_SHARED,
+ DRV_NAME_RTSX_PCI, pcr)) {
+ dev_err(&(pcr->pci->dev),
+ "rtsx_sdmmc: unable to grab IRQ %d, disabling device\n",
+ pcr->pci->irq);
+ return -1;
+ }
+
+ pcr->irq = pcr->pci->irq;
+ pci_intx(pcr->pci, !pcr->msi_en);
+
+ return 0;
+ }
+
+ static void rtsx_enable_aspm(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->set_aspm)
+ pcr->ops->set_aspm(pcr, true);
+ else
+ rtsx_comm_set_aspm(pcr, true);
+ }
+
+ static void rtsx_comm_pm_power_saving(struct rtsx_pcr *pcr)
+ {
+ struct rtsx_cr_option *option = &pcr->option;
+
+ if (option->ltr_enabled) {
+ u32 latency = option->ltr_l1off_latency;
+
+ if (rtsx_check_dev_flag(pcr, L1_SNOOZE_TEST_EN))
+ mdelay(option->l1_snooze_delay);
+
+ rtsx_set_ltr_latency(pcr, latency);
+ }
+
+ if (rtsx_check_dev_flag(pcr, LTR_L1SS_PWR_GATE_EN))
+ rtsx_set_l1off_sub_cfg_d0(pcr, 0);
+
+ rtsx_enable_aspm(pcr);
+ }
+
+ void rtsx_pm_power_saving(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->power_saving)
+ pcr->ops->power_saving(pcr);
+ else
+ rtsx_comm_pm_power_saving(pcr);
+ }
+
+ static void rtsx_pci_idle_work(struct work_struct *work)
+ {
+ struct delayed_work *dwork = to_delayed_work(work);
+ struct rtsx_pcr *pcr = container_of(dwork, struct rtsx_pcr, idle_work);
+
+ pcr_dbg(pcr, "--> %s\n", __func__);
+
+ mutex_lock(&pcr->pcr_mutex);
+
+ pcr->state = PDEV_STAT_IDLE;
+
+ if (pcr->ops->disable_auto_blink)
+ pcr->ops->disable_auto_blink(pcr);
+ if (pcr->ops->turn_off_led)
+ pcr->ops->turn_off_led(pcr);
+
+ rtsx_pm_power_saving(pcr);
+
+ mutex_unlock(&pcr->pcr_mutex);
+ }
+
+ #ifdef CONFIG_PM
+ static void rtsx_pci_power_off(struct rtsx_pcr *pcr, u8 pm_state)
+ {
+ if (pcr->ops->turn_off_led)
+ pcr->ops->turn_off_led(pcr);
+
+ rtsx_pci_writel(pcr, RTSX_BIER, 0);
+ pcr->bier = 0;
+
+ rtsx_pci_write_register(pcr, PETXCFG, 0x08, 0x08);
+ rtsx_pci_write_register(pcr, HOST_SLEEP_STATE, 0x03, pm_state);
+
+ if (pcr->ops->force_power_down)
+ pcr->ops->force_power_down(pcr, pm_state);
+ }
+ #endif
+
+ void rtsx_pci_enable_ocp(struct rtsx_pcr *pcr)
+ {
+ u8 val = SD_OCP_INT_EN | SD_DETECT_EN;
+
+ if (pcr->ops->enable_ocp)
+ pcr->ops->enable_ocp(pcr);
+ else
+ rtsx_pci_write_register(pcr, REG_OCPCTL, 0xFF, val);
+
+ }
+
+ void rtsx_pci_disable_ocp(struct rtsx_pcr *pcr)
+ {
+ u8 mask = SD_OCP_INT_EN | SD_DETECT_EN;
+
+ if (pcr->ops->disable_ocp)
+ pcr->ops->disable_ocp(pcr);
+ else
+ rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
+ }
+
+ void rtsx_pci_init_ocp(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->init_ocp) {
+ pcr->ops->init_ocp(pcr);
+ } else {
+ struct rtsx_cr_option *option = &(pcr->option);
+
+ if (option->ocp_en) {
+ u8 val = option->sd_400mA_ocp_thd;
+
+ rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN, 0);
+ rtsx_pci_write_register(pcr, REG_OCPPARA1,
+ SD_OCP_TIME_MASK, SD_OCP_TIME_800);
+ rtsx_pci_write_register(pcr, REG_OCPPARA2,
+ SD_OCP_THD_MASK, val);
+ rtsx_pci_write_register(pcr, REG_OCPGLITCH,
+ SD_OCP_GLITCH_MASK, pcr->hw_param.ocp_glitch);
+ rtsx_pci_enable_ocp(pcr);
+ } else {
+ /* OC power down */
+ rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN,
+ OC_POWER_DOWN);
+ }
+ }
+ }
+
+ int rtsx_pci_get_ocpstat(struct rtsx_pcr *pcr, u8 *val)
+ {
+ if (pcr->ops->get_ocpstat)
+ return pcr->ops->get_ocpstat(pcr, val);
+ else
+ return rtsx_pci_read_register(pcr, REG_OCPSTAT, val);
+ }
+
+ void rtsx_pci_clear_ocpstat(struct rtsx_pcr *pcr)
+ {
+ if (pcr->ops->clear_ocpstat) {
+ pcr->ops->clear_ocpstat(pcr);
+ } else {
+ u8 mask = SD_OCP_INT_CLR | SD_OC_CLR;
+ u8 val = SD_OCP_INT_CLR | SD_OC_CLR;
+
+ rtsx_pci_write_register(pcr, REG_OCPCTL, mask, val);
+ rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
+ }
+ }
+
+ int rtsx_sd_power_off_card3v3(struct rtsx_pcr *pcr)
+ {
+ rtsx_pci_write_register(pcr, CARD_CLK_EN, SD_CLK_EN |
+ MS_CLK_EN | SD40_CLK_EN, 0);
+ rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, 0);
+
+ rtsx_pci_card_power_off(pcr, RTSX_SD_CARD);
+
+ msleep(50);
+
+ rtsx_pci_card_pull_ctl_disable(pcr, RTSX_SD_CARD);
+
+ return 0;
+ }
+
+ int rtsx_ms_power_off_card3v3(struct rtsx_pcr *pcr)
+ {
+ rtsx_pci_write_register(pcr, CARD_CLK_EN, SD_CLK_EN |
+ MS_CLK_EN | SD40_CLK_EN, 0);
+
+ rtsx_pci_card_pull_ctl_disable(pcr, RTSX_MS_CARD);
+
+ rtsx_pci_write_register(pcr, CARD_OE, MS_OUTPUT_EN, 0);
+ rtsx_pci_card_power_off(pcr, RTSX_MS_CARD);
+
+ return 0;
+ }
+
+ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr)
+ {
+ int err;
+
+ pcr->pcie_cap = pci_find_capability(pcr->pci, PCI_CAP_ID_EXP);
+ rtsx_pci_writel(pcr, RTSX_HCBAR, pcr->host_cmds_addr);
+
+ rtsx_pci_enable_bus_int(pcr);
+
+ /* Power on SSC */
+ err = rtsx_pci_write_register(pcr, FPDCTL, SSC_POWER_DOWN, 0);
+ if (err < 0)
+ return err;
+
+ /* Wait SSC power stable */
+ udelay(200);
+
+ rtsx_pci_disable_aspm(pcr);
+ if (pcr->ops->optimize_phy) {
+ err = pcr->ops->optimize_phy(pcr);
+ if (err < 0)
+ return err;
+ }
+
+ rtsx_pci_init_cmd(pcr);
+
+ /* Set mcu_cnt to 7 to ensure data can be sampled properly */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_DIV, 0x07, 0x07);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, HOST_SLEEP_STATE, 0x03, 0x00);
+ /* Disable card clock */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_CLK_EN, 0x1E, 0);
+ /* Reset delink mode */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CHANGE_LINK_STATE, 0x0A, 0);
+ /* Card driving select */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_DRIVE_SEL,
+ 0xFF, pcr->card_drive_sel);
+ /* Enable SSC Clock */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1,
+ 0xFF, SSC_8X_EN | SSC_SEL_4M);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2, 0xFF, 0x12);
+ /* Disable cd_pwr_save */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CHANGE_LINK_STATE, 0x16, 0x10);
+ /* Clear Link Ready Interrupt */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, IRQSTAT0,
+ LINK_RDY_INT, LINK_RDY_INT);
+ /* Enlarge the estimation window of PERST# glitch
+ * to reduce the chance of invalid card interrupt
+ */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PERST_GLITCH_WIDTH, 0xFF, 0x80);
+ /* Update RC oscillator to 400k
+ * bit[0] F_HIGH: for RC oscillator, Rst_value is 1'b1
+ * 1: 2M 0: 400k
+ */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, RCCTL, 0x01, 0x00);
+ /* Set interrupt write clear
+ * bit 1: U_elbi_if_rd_clr_en
+ * 1: Enable ELBI interrupt[31:22] & [7:0] flag read clear
+ * 0: ELBI interrupt flag[31:22] & [7:0] only can be write clear
+ */
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, NFTS_TX_CTRL, 0x02, 0);
+
+ err = rtsx_pci_send_cmd(pcr, 100);
+ if (err < 0)
+ return err;
+
+ switch (PCI_PID(pcr)) {
+ case PID_5250:
+ case PID_524A:
+ case PID_525A:
+ case PID_5260:
+ rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 1, 1);
+ break;
+ default:
+ break;
+ }
+
+ /* Enable clk_request_n to enable clock power management */
+ rtsx_pci_write_config_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL + 1, 1);
+ /* Enter L1 when host tx idle */
+ rtsx_pci_write_config_byte(pcr, 0x70F, 0x5B);
+
+ if (pcr->ops->extra_init_hw) {
+ err = pcr->ops->extra_init_hw(pcr);
+ if (err < 0)
+ return err;
+ }
+
+ /* No CD interrupt if probing driver with card inserted.
+ * So we need to initialize pcr->card_exist here.
+ */
+ if (pcr->ops->cd_deglitch)
+ pcr->card_exist = pcr->ops->cd_deglitch(pcr);
+ else
+ pcr->card_exist = rtsx_pci_readl(pcr, RTSX_BIPR) & CARD_EXIST;
+
+ return 0;
+ }
+
+ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
+ {
+ int err;
+
+ spin_lock_init(&pcr->lock);
+ mutex_init(&pcr->pcr_mutex);
+
+ switch (PCI_PID(pcr)) {
+ default:
+ case 0x5209:
+ rts5209_init_params(pcr);
+ break;
+
+ case 0x5229:
+ rts5229_init_params(pcr);
+ break;
+
+ case 0x5289:
+ rtl8411_init_params(pcr);
+ break;
+
+ case 0x5227:
+ rts5227_init_params(pcr);
+ break;
+
+ case 0x522A:
+ rts522a_init_params(pcr);
+ break;
+
+ case 0x5249:
+ rts5249_init_params(pcr);
+ break;
+
+ case 0x524A:
+ rts524a_init_params(pcr);
+ break;
+
+ case 0x525A:
+ rts525a_init_params(pcr);
+ break;
+
+ case 0x5287:
+ rtl8411b_init_params(pcr);
+ break;
+
+ case 0x5286:
+ rtl8402_init_params(pcr);
+ break;
+ case 0x5260:
+ rts5260_init_params(pcr);
+ break;
+ }
+
+ pcr_dbg(pcr, "PID: 0x%04x, IC version: 0x%02x\n",
+ PCI_PID(pcr), pcr->ic_version);
+
+ pcr->slots = kcalloc(pcr->num_slots, sizeof(struct rtsx_slot),
+ GFP_KERNEL);
+ if (!pcr->slots)
+ return -ENOMEM;
+
+ if (pcr->ops->fetch_vendor_settings)
+ pcr->ops->fetch_vendor_settings(pcr);
+
+ pcr_dbg(pcr, "pcr->aspm_en = 0x%x\n", pcr->aspm_en);
+ pcr_dbg(pcr, "pcr->sd30_drive_sel_1v8 = 0x%x\n",
+ pcr->sd30_drive_sel_1v8);
+ pcr_dbg(pcr, "pcr->sd30_drive_sel_3v3 = 0x%x\n",
+ pcr->sd30_drive_sel_3v3);
+ pcr_dbg(pcr, "pcr->card_drive_sel = 0x%x\n",
+ pcr->card_drive_sel);
+ pcr_dbg(pcr, "pcr->flags = 0x%x\n", pcr->flags);
+
+ pcr->state = PDEV_STAT_IDLE;
+ err = rtsx_pci_init_hw(pcr);
+ if (err < 0) {
+ kfree(pcr->slots);
+ return err;
+ }
+
+ return 0;
+ }
+
+ static int rtsx_pci_probe(struct pci_dev *pcidev,
+ const struct pci_device_id *id)
+ {
+ struct rtsx_pcr *pcr;
+ struct pcr_handle *handle;
+ u32 base, len;
+ int ret, i, bar = 0;
+
+ dev_dbg(&(pcidev->dev),
+ ": Realtek PCI-E Card Reader found at %s [%04x:%04x] (rev %x)\n",
+ pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device,
+ (int)pcidev->revision);
+
+ ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32));
+ if (ret < 0)
+ return ret;
+
+ ret = pci_enable_device(pcidev);
+ if (ret)
+ return ret;
+
+ ret = pci_request_regions(pcidev, DRV_NAME_RTSX_PCI);
+ if (ret)
+ goto disable;
+
+ pcr = kzalloc(sizeof(*pcr), GFP_KERNEL);
+ if (!pcr) {
+ ret = -ENOMEM;
+ goto release_pci;
+ }
+
+ handle = kzalloc(sizeof(*handle), GFP_KERNEL);
+ if (!handle) {
+ ret = -ENOMEM;
+ goto free_pcr;
+ }
+ handle->pcr = pcr;
+
+ idr_preload(GFP_KERNEL);
+ spin_lock(&rtsx_pci_lock);
+ ret = idr_alloc(&rtsx_pci_idr, pcr, 0, 0, GFP_NOWAIT);
+ if (ret >= 0)
+ pcr->id = ret;
+ spin_unlock(&rtsx_pci_lock);
+ idr_preload_end();
+ if (ret < 0)
+ goto free_handle;
+
+ pcr->pci = pcidev;
+ dev_set_drvdata(&pcidev->dev, handle);
+
+ if (CHK_PCI_PID(pcr, 0x525A))
+ bar = 1;
+ len = pci_resource_len(pcidev, bar);
+ base = pci_resource_start(pcidev, bar);
+ pcr->remap_addr = ioremap_nocache(base, len);
+ if (!pcr->remap_addr) {
+ ret = -ENOMEM;
+ goto free_handle;
+ }
+
+ pcr->rtsx_resv_buf = dma_alloc_coherent(&(pcidev->dev),
+ RTSX_RESV_BUF_LEN, &(pcr->rtsx_resv_buf_addr),
+ GFP_KERNEL);
+ if (pcr->rtsx_resv_buf == NULL) {
+ ret = -ENXIO;
+ goto unmap;
+ }
+ pcr->host_cmds_ptr = pcr->rtsx_resv_buf;
+ pcr->host_cmds_addr = pcr->rtsx_resv_buf_addr;
+ pcr->host_sg_tbl_ptr = pcr->rtsx_resv_buf + HOST_CMDS_BUF_LEN;
+ pcr->host_sg_tbl_addr = pcr->rtsx_resv_buf_addr + HOST_CMDS_BUF_LEN;
+
+ pcr->card_inserted = 0;
+ pcr->card_removed = 0;
+ INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect);
+ INIT_DELAYED_WORK(&pcr->idle_work, rtsx_pci_idle_work);
+
+ pcr->msi_en = msi_en;
+ if (pcr->msi_en) {
+ ret = pci_enable_msi(pcidev);
+ if (ret)
+ pcr->msi_en = false;
+ }
+
+ ret = rtsx_pci_acquire_irq(pcr);
+ if (ret < 0)
+ goto disable_msi;
+
+ pci_set_master(pcidev);
+ synchronize_irq(pcr->irq);
+
+ ret = rtsx_pci_init_chip(pcr);
+ if (ret < 0)
+ goto disable_irq;
+
+ for (i = 0; i < ARRAY_SIZE(rtsx_pcr_cells); i++) {
+ rtsx_pcr_cells[i].platform_data = handle;
+ rtsx_pcr_cells[i].pdata_size = sizeof(*handle);
+ }
+ ret = mfd_add_devices(&pcidev->dev, pcr->id, rtsx_pcr_cells,
+ ARRAY_SIZE(rtsx_pcr_cells), NULL, 0, NULL);
+ if (ret < 0)
+ goto disable_irq;
+
+ schedule_delayed_work(&pcr->idle_work, msecs_to_jiffies(200));
+
+ return 0;
+
+ disable_irq:
+ free_irq(pcr->irq, (void *)pcr);
+ disable_msi:
+ if (pcr->msi_en)
+ pci_disable_msi(pcr->pci);
+ dma_free_coherent(&(pcr->pci->dev), RTSX_RESV_BUF_LEN,
+ pcr->rtsx_resv_buf, pcr->rtsx_resv_buf_addr);
+ unmap:
+ iounmap(pcr->remap_addr);
+ free_handle:
+ kfree(handle);
+ free_pcr:
+ kfree(pcr);
+ release_pci:
+ pci_release_regions(pcidev);
+ disable:
+ pci_disable_device(pcidev);
+
+ return ret;
+ }
+
+ static void rtsx_pci_remove(struct pci_dev *pcidev)
+ {
+ struct pcr_handle *handle = pci_get_drvdata(pcidev);
+ struct rtsx_pcr *pcr = handle->pcr;
+
+ pcr->remove_pci = true;
+
+ /* Disable interrupts at the pcr level */
+ spin_lock_irq(&pcr->lock);
+ rtsx_pci_writel(pcr, RTSX_BIER, 0);
+ pcr->bier = 0;
+ spin_unlock_irq(&pcr->lock);
+
+ cancel_delayed_work_sync(&pcr->carddet_work);
+ cancel_delayed_work_sync(&pcr->idle_work);
+
+ mfd_remove_devices(&pcidev->dev);
+
+ dma_free_coherent(&(pcr->pci->dev), RTSX_RESV_BUF_LEN,
+ pcr->rtsx_resv_buf, pcr->rtsx_resv_buf_addr);
+ free_irq(pcr->irq, (void *)pcr);
+ if (pcr->msi_en)
+ pci_disable_msi(pcr->pci);
+ iounmap(pcr->remap_addr);
+
+ pci_release_regions(pcidev);
+ pci_disable_device(pcidev);
+
+ spin_lock(&rtsx_pci_lock);
+ idr_remove(&rtsx_pci_idr, pcr->id);
+ spin_unlock(&rtsx_pci_lock);
+
+ kfree(pcr->slots);
+ kfree(pcr);
+ kfree(handle);
+
+ dev_dbg(&(pcidev->dev),
+ ": Realtek PCI-E Card Reader at %s [%04x:%04x] has been removed\n",
+ pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device);
+ }
+
+ #ifdef CONFIG_PM
+
+ static int rtsx_pci_suspend(struct pci_dev *pcidev, pm_message_t state)
+ {
+ struct pcr_handle *handle;
+ struct rtsx_pcr *pcr;
+
+ dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
+
+ handle = pci_get_drvdata(pcidev);
+ pcr = handle->pcr;
+
+ cancel_delayed_work(&pcr->carddet_work);
+ cancel_delayed_work(&pcr->idle_work);
+
+ mutex_lock(&pcr->pcr_mutex);
+
+ rtsx_pci_power_off(pcr, HOST_ENTER_S3);
+
+ pci_save_state(pcidev);
+ pci_enable_wake(pcidev, pci_choose_state(pcidev, state), 0);
+ pci_disable_device(pcidev);
+ pci_set_power_state(pcidev, pci_choose_state(pcidev, state));
+
+ mutex_unlock(&pcr->pcr_mutex);
+ return 0;
+ }
+
+ static int rtsx_pci_resume(struct pci_dev *pcidev)
+ {
+ struct pcr_handle *handle;
+ struct rtsx_pcr *pcr;
+ int ret = 0;
+
+ dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
+
+ handle = pci_get_drvdata(pcidev);
+ pcr = handle->pcr;
+
+ mutex_lock(&pcr->pcr_mutex);
+
+ pci_set_power_state(pcidev, PCI_D0);
+ pci_restore_state(pcidev);
+ ret = pci_enable_device(pcidev);
+ if (ret)
+ goto out;
+ pci_set_master(pcidev);
+
+ ret = rtsx_pci_write_register(pcr, HOST_SLEEP_STATE, 0x03, 0x00);
+ if (ret)
+ goto out;
+
+ ret = rtsx_pci_init_hw(pcr);
+ if (ret)
+ goto out;
+
+ schedule_delayed_work(&pcr->idle_work, msecs_to_jiffies(200));
+
+ out:
+ mutex_unlock(&pcr->pcr_mutex);
+ return ret;
+ }
+
+ static void rtsx_pci_shutdown(struct pci_dev *pcidev)
+ {
+ struct pcr_handle *handle;
+ struct rtsx_pcr *pcr;
+
+ dev_dbg(&(pcidev->dev), "--> %s\n", __func__);
+
+ handle = pci_get_drvdata(pcidev);
+ pcr = handle->pcr;
+ rtsx_pci_power_off(pcr, HOST_ENTER_S1);
+
+ pci_disable_device(pcidev);
++ free_irq(pcr->irq, (void *)pcr);
++ if (pcr->msi_en)
++ pci_disable_msi(pcr->pci);
+ }
+
+ #else /* CONFIG_PM */
+
+ #define rtsx_pci_suspend NULL
+ #define rtsx_pci_resume NULL
+ #define rtsx_pci_shutdown NULL
+
+ #endif /* CONFIG_PM */
+
+ static struct pci_driver rtsx_pci_driver = {
+ .name = DRV_NAME_RTSX_PCI,
+ .id_table = rtsx_pci_ids,
+ .probe = rtsx_pci_probe,
+ .remove = rtsx_pci_remove,
+ .suspend = rtsx_pci_suspend,
+ .resume = rtsx_pci_resume,
+ .shutdown = rtsx_pci_shutdown,
+ };
+ module_pci_driver(rtsx_pci_driver);
+
+ MODULE_LICENSE("GPL");
+ MODULE_AUTHOR("Wei WANG <wei_wang@realsil.com.cn>");
+ MODULE_DESCRIPTION("Realtek PCI-E Card Reader Driver");
--- /dev/null
- DEV_ASPM_DISABLE = 0,
+ /* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <wei_wang@realsil.com.cn>
+ */
+
+ #ifndef __RTSX_PCI_H
+ #define __RTSX_PCI_H
+
+ #include <linux/sched.h>
+ #include <linux/pci.h>
+ #include <linux/rtsx_common.h>
+
+ #define MAX_RW_REG_CNT 1024
+
+ #define RTSX_HCBAR 0x00
+ #define RTSX_HCBCTLR 0x04
+ #define STOP_CMD (0x01 << 28)
+ #define READ_REG_CMD 0
+ #define WRITE_REG_CMD 1
+ #define CHECK_REG_CMD 2
+
+ #define RTSX_HDBAR 0x08
+ #define SG_INT 0x04
+ #define SG_END 0x02
+ #define SG_VALID 0x01
+ #define SG_NO_OP 0x00
+ #define SG_TRANS_DATA (0x02 << 4)
+ #define SG_LINK_DESC (0x03 << 4)
+ #define RTSX_HDBCTLR 0x0C
+ #define SDMA_MODE 0x00
+ #define ADMA_MODE (0x02 << 26)
+ #define STOP_DMA (0x01 << 28)
+ #define TRIG_DMA (0x01 << 31)
+
+ #define RTSX_HAIMR 0x10
+ #define HAIMR_TRANS_START (0x01 << 31)
+ #define HAIMR_READ 0x00
+ #define HAIMR_WRITE (0x01 << 30)
+ #define HAIMR_READ_START (HAIMR_TRANS_START | HAIMR_READ)
+ #define HAIMR_WRITE_START (HAIMR_TRANS_START | HAIMR_WRITE)
+ #define HAIMR_TRANS_END (HAIMR_TRANS_START)
+
+ #define RTSX_BIPR 0x14
+ #define CMD_DONE_INT (1 << 31)
+ #define DATA_DONE_INT (1 << 30)
+ #define TRANS_OK_INT (1 << 29)
+ #define TRANS_FAIL_INT (1 << 28)
+ #define XD_INT (1 << 27)
+ #define MS_INT (1 << 26)
+ #define SD_INT (1 << 25)
+ #define GPIO0_INT (1 << 24)
+ #define OC_INT (1 << 23)
+ #define SD_WRITE_PROTECT (1 << 19)
+ #define XD_EXIST (1 << 18)
+ #define MS_EXIST (1 << 17)
+ #define SD_EXIST (1 << 16)
+ #define DELINK_INT GPIO0_INT
+ #define MS_OC_INT (1 << 23)
+ #define SD_OC_INT (1 << 22)
+
+ #define CARD_INT (XD_INT | MS_INT | SD_INT)
+ #define NEED_COMPLETE_INT (DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
+ #define RTSX_INT (CMD_DONE_INT | NEED_COMPLETE_INT | \
+ CARD_INT | GPIO0_INT | OC_INT)
+ #define CARD_EXIST (XD_EXIST | MS_EXIST | SD_EXIST)
+
+ #define RTSX_BIER 0x18
+ #define CMD_DONE_INT_EN (1 << 31)
+ #define DATA_DONE_INT_EN (1 << 30)
+ #define TRANS_OK_INT_EN (1 << 29)
+ #define TRANS_FAIL_INT_EN (1 << 28)
+ #define XD_INT_EN (1 << 27)
+ #define MS_INT_EN (1 << 26)
+ #define SD_INT_EN (1 << 25)
+ #define GPIO0_INT_EN (1 << 24)
+ #define OC_INT_EN (1 << 23)
+ #define DELINK_INT_EN GPIO0_INT_EN
+ #define MS_OC_INT_EN (1 << 23)
+ #define SD_OC_INT_EN (1 << 22)
+
+
+ /*
+ * macros for easy use
+ */
+ #define rtsx_pci_writel(pcr, reg, value) \
+ iowrite32(value, (pcr)->remap_addr + reg)
+ #define rtsx_pci_readl(pcr, reg) \
+ ioread32((pcr)->remap_addr + reg)
+ #define rtsx_pci_writew(pcr, reg, value) \
+ iowrite16(value, (pcr)->remap_addr + reg)
+ #define rtsx_pci_readw(pcr, reg) \
+ ioread16((pcr)->remap_addr + reg)
+ #define rtsx_pci_writeb(pcr, reg, value) \
+ iowrite8(value, (pcr)->remap_addr + reg)
+ #define rtsx_pci_readb(pcr, reg) \
+ ioread8((pcr)->remap_addr + reg)
+
+ #define rtsx_pci_read_config_byte(pcr, where, val) \
+ pci_read_config_byte((pcr)->pci, where, val)
+
+ #define rtsx_pci_write_config_byte(pcr, where, val) \
+ pci_write_config_byte((pcr)->pci, where, val)
+
+ #define rtsx_pci_read_config_dword(pcr, where, val) \
+ pci_read_config_dword((pcr)->pci, where, val)
+
+ #define rtsx_pci_write_config_dword(pcr, where, val) \
+ pci_write_config_dword((pcr)->pci, where, val)
+
+ #define STATE_TRANS_NONE 0
+ #define STATE_TRANS_CMD 1
+ #define STATE_TRANS_BUF 2
+ #define STATE_TRANS_SG 3
+
+ #define TRANS_NOT_READY 0
+ #define TRANS_RESULT_OK 1
+ #define TRANS_RESULT_FAIL 2
+ #define TRANS_NO_DEVICE 3
+
+ #define RTSX_RESV_BUF_LEN 4096
+ #define HOST_CMDS_BUF_LEN 1024
+ #define HOST_SG_TBL_BUF_LEN (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
+ #define HOST_SG_TBL_ITEMS (HOST_SG_TBL_BUF_LEN / 8)
+ #define MAX_SG_ITEM_LEN 0x80000
+ #define HOST_TO_DEVICE 0
+ #define DEVICE_TO_HOST 1
+
+ #define OUTPUT_3V3 0
+ #define OUTPUT_1V8 1
+
+ #define RTSX_PHASE_MAX 32
+ #define RX_TUNING_CNT 3
+
+ #define MS_CFG 0xFD40
+ #define SAMPLE_TIME_RISING 0x00
+ #define SAMPLE_TIME_FALLING 0x80
+ #define PUSH_TIME_DEFAULT 0x00
+ #define PUSH_TIME_ODD 0x40
+ #define NO_EXTEND_TOGGLE 0x00
+ #define EXTEND_TOGGLE_CHK 0x20
+ #define MS_BUS_WIDTH_1 0x00
+ #define MS_BUS_WIDTH_4 0x10
+ #define MS_BUS_WIDTH_8 0x18
+ #define MS_2K_SECTOR_MODE 0x04
+ #define MS_512_SECTOR_MODE 0x00
+ #define MS_TOGGLE_TIMEOUT_EN 0x00
+ #define MS_TOGGLE_TIMEOUT_DISEN 0x01
+ #define MS_NO_CHECK_INT 0x02
+ #define MS_TPC 0xFD41
+ #define MS_TRANS_CFG 0xFD42
+ #define WAIT_INT 0x80
+ #define NO_WAIT_INT 0x00
+ #define NO_AUTO_READ_INT_REG 0x00
+ #define AUTO_READ_INT_REG 0x40
+ #define MS_CRC16_ERR 0x20
+ #define MS_RDY_TIMEOUT 0x10
+ #define MS_INT_CMDNK 0x08
+ #define MS_INT_BREQ 0x04
+ #define MS_INT_ERR 0x02
+ #define MS_INT_CED 0x01
+ #define MS_TRANSFER 0xFD43
+ #define MS_TRANSFER_START 0x80
+ #define MS_TRANSFER_END 0x40
+ #define MS_TRANSFER_ERR 0x20
+ #define MS_BS_STATE 0x10
+ #define MS_TM_READ_BYTES 0x00
+ #define MS_TM_NORMAL_READ 0x01
+ #define MS_TM_WRITE_BYTES 0x04
+ #define MS_TM_NORMAL_WRITE 0x05
+ #define MS_TM_AUTO_READ 0x08
+ #define MS_TM_AUTO_WRITE 0x0C
+ #define MS_INT_REG 0xFD44
+ #define MS_BYTE_CNT 0xFD45
+ #define MS_SECTOR_CNT_L 0xFD46
+ #define MS_SECTOR_CNT_H 0xFD47
+ #define MS_DBUS_H 0xFD48
+
+ #define SD_CFG1 0xFDA0
+ #define SD_CLK_DIVIDE_0 0x00
+ #define SD_CLK_DIVIDE_256 0xC0
+ #define SD_CLK_DIVIDE_128 0x80
+ #define SD_BUS_WIDTH_1BIT 0x00
+ #define SD_BUS_WIDTH_4BIT 0x01
+ #define SD_BUS_WIDTH_8BIT 0x02
+ #define SD_ASYNC_FIFO_NOT_RST 0x10
+ #define SD_20_MODE 0x00
+ #define SD_DDR_MODE 0x04
+ #define SD_30_MODE 0x08
+ #define SD_CLK_DIVIDE_MASK 0xC0
+ #define SD_MODE_SELECT_MASK 0x0C
+ #define SD_CFG2 0xFDA1
+ #define SD_CALCULATE_CRC7 0x00
+ #define SD_NO_CALCULATE_CRC7 0x80
+ #define SD_CHECK_CRC16 0x00
+ #define SD_NO_CHECK_CRC16 0x40
+ #define SD_NO_CHECK_WAIT_CRC_TO 0x20
+ #define SD_WAIT_BUSY_END 0x08
+ #define SD_NO_WAIT_BUSY_END 0x00
+ #define SD_CHECK_CRC7 0x00
+ #define SD_NO_CHECK_CRC7 0x04
+ #define SD_RSP_LEN_0 0x00
+ #define SD_RSP_LEN_6 0x01
+ #define SD_RSP_LEN_17 0x02
+ #define SD_RSP_TYPE_R0 0x04
+ #define SD_RSP_TYPE_R1 0x01
+ #define SD_RSP_TYPE_R1b 0x09
+ #define SD_RSP_TYPE_R2 0x02
+ #define SD_RSP_TYPE_R3 0x05
+ #define SD_RSP_TYPE_R4 0x05
+ #define SD_RSP_TYPE_R5 0x01
+ #define SD_RSP_TYPE_R6 0x01
+ #define SD_RSP_TYPE_R7 0x01
+ #define SD_CFG3 0xFDA2
+ #define SD30_CLK_END_EN 0x10
+ #define SD_RSP_80CLK_TIMEOUT_EN 0x01
+
+ #define SD_STAT1 0xFDA3
+ #define SD_CRC7_ERR 0x80
+ #define SD_CRC16_ERR 0x40
+ #define SD_CRC_WRITE_ERR 0x20
+ #define SD_CRC_WRITE_ERR_MASK 0x1C
+ #define GET_CRC_TIME_OUT 0x02
+ #define SD_TUNING_COMPARE_ERR 0x01
+ #define SD_STAT2 0xFDA4
+ #define SD_RSP_80CLK_TIMEOUT 0x01
+
+ #define SD_BUS_STAT 0xFDA5
+ #define SD_CLK_TOGGLE_EN 0x80
+ #define SD_CLK_FORCE_STOP 0x40
+ #define SD_DAT3_STATUS 0x10
+ #define SD_DAT2_STATUS 0x08
+ #define SD_DAT1_STATUS 0x04
+ #define SD_DAT0_STATUS 0x02
+ #define SD_CMD_STATUS 0x01
+ #define SD_PAD_CTL 0xFDA6
+ #define SD_IO_USING_1V8 0x80
+ #define SD_IO_USING_3V3 0x7F
+ #define TYPE_A_DRIVING 0x00
+ #define TYPE_B_DRIVING 0x01
+ #define TYPE_C_DRIVING 0x02
+ #define TYPE_D_DRIVING 0x03
+ #define SD_SAMPLE_POINT_CTL 0xFDA7
+ #define DDR_FIX_RX_DAT 0x00
+ #define DDR_VAR_RX_DAT 0x80
+ #define DDR_FIX_RX_DAT_EDGE 0x00
+ #define DDR_FIX_RX_DAT_14_DELAY 0x40
+ #define DDR_FIX_RX_CMD 0x00
+ #define DDR_VAR_RX_CMD 0x20
+ #define DDR_FIX_RX_CMD_POS_EDGE 0x00
+ #define DDR_FIX_RX_CMD_14_DELAY 0x10
+ #define SD20_RX_POS_EDGE 0x00
+ #define SD20_RX_14_DELAY 0x08
+ #define SD20_RX_SEL_MASK 0x08
+ #define SD_PUSH_POINT_CTL 0xFDA8
+ #define DDR_FIX_TX_CMD_DAT 0x00
+ #define DDR_VAR_TX_CMD_DAT 0x80
+ #define DDR_FIX_TX_DAT_14_TSU 0x00
+ #define DDR_FIX_TX_DAT_12_TSU 0x40
+ #define DDR_FIX_TX_CMD_NEG_EDGE 0x00
+ #define DDR_FIX_TX_CMD_14_AHEAD 0x20
+ #define SD20_TX_NEG_EDGE 0x00
+ #define SD20_TX_14_AHEAD 0x10
+ #define SD20_TX_SEL_MASK 0x10
+ #define DDR_VAR_SDCLK_POL_SWAP 0x01
+ #define SD_CMD0 0xFDA9
+ #define SD_CMD_START 0x40
+ #define SD_CMD1 0xFDAA
+ #define SD_CMD2 0xFDAB
+ #define SD_CMD3 0xFDAC
+ #define SD_CMD4 0xFDAD
+ #define SD_CMD5 0xFDAE
+ #define SD_BYTE_CNT_L 0xFDAF
+ #define SD_BYTE_CNT_H 0xFDB0
+ #define SD_BLOCK_CNT_L 0xFDB1
+ #define SD_BLOCK_CNT_H 0xFDB2
+ #define SD_TRANSFER 0xFDB3
+ #define SD_TRANSFER_START 0x80
+ #define SD_TRANSFER_END 0x40
+ #define SD_STAT_IDLE 0x20
+ #define SD_TRANSFER_ERR 0x10
+ #define SD_TM_NORMAL_WRITE 0x00
+ #define SD_TM_AUTO_WRITE_3 0x01
+ #define SD_TM_AUTO_WRITE_4 0x02
+ #define SD_TM_AUTO_READ_3 0x05
+ #define SD_TM_AUTO_READ_4 0x06
+ #define SD_TM_CMD_RSP 0x08
+ #define SD_TM_AUTO_WRITE_1 0x09
+ #define SD_TM_AUTO_WRITE_2 0x0A
+ #define SD_TM_NORMAL_READ 0x0C
+ #define SD_TM_AUTO_READ_1 0x0D
+ #define SD_TM_AUTO_READ_2 0x0E
+ #define SD_TM_AUTO_TUNING 0x0F
+ #define SD_CMD_STATE 0xFDB5
+ #define SD_CMD_IDLE 0x80
+
+ #define SD_DATA_STATE 0xFDB6
+ #define SD_DATA_IDLE 0x80
+ #define REG_SD_STOP_SDCLK_CFG 0xFDB8
+ #define SD30_CLK_STOP_CFG_EN 0x04
+ #define SD30_CLK_STOP_CFG1 0x02
+ #define SD30_CLK_STOP_CFG0 0x01
+ #define REG_PRE_RW_MODE 0xFD70
+ #define EN_INFINITE_MODE 0x01
+
+ #define SRCTL 0xFC13
+
+ #define DCM_DRP_CTL 0xFC23
+ #define DCM_RESET 0x08
+ #define DCM_LOCKED 0x04
+ #define DCM_208M 0x00
+ #define DCM_TX 0x01
+ #define DCM_RX 0x02
+ #define DCM_DRP_TRIG 0xFC24
+ #define DRP_START 0x80
+ #define DRP_DONE 0x40
+ #define DCM_DRP_CFG 0xFC25
+ #define DRP_WRITE 0x80
+ #define DRP_READ 0x00
+ #define DCM_WRITE_ADDRESS_50 0x50
+ #define DCM_WRITE_ADDRESS_51 0x51
+ #define DCM_READ_ADDRESS_00 0x00
+ #define DCM_READ_ADDRESS_51 0x51
+ #define DCM_DRP_WR_DATA_L 0xFC26
+ #define DCM_DRP_WR_DATA_H 0xFC27
+ #define DCM_DRP_RD_DATA_L 0xFC28
+ #define DCM_DRP_RD_DATA_H 0xFC29
+ #define SD_VPCLK0_CTL 0xFC2A
+ #define SD_VPCLK1_CTL 0xFC2B
+ #define PHASE_SELECT_MASK 0x1F
+ #define SD_DCMPS0_CTL 0xFC2C
+ #define SD_DCMPS1_CTL 0xFC2D
+ #define SD_VPTX_CTL SD_VPCLK0_CTL
+ #define SD_VPRX_CTL SD_VPCLK1_CTL
+ #define PHASE_CHANGE 0x80
+ #define PHASE_NOT_RESET 0x40
+ #define SD_DCMPS_TX_CTL SD_DCMPS0_CTL
+ #define SD_DCMPS_RX_CTL SD_DCMPS1_CTL
+ #define DCMPS_CHANGE 0x80
+ #define DCMPS_CHANGE_DONE 0x40
+ #define DCMPS_ERROR 0x20
+ #define DCMPS_CURRENT_PHASE 0x1F
+ #define CARD_CLK_SOURCE 0xFC2E
+ #define CRC_FIX_CLK (0x00 << 0)
+ #define CRC_VAR_CLK0 (0x01 << 0)
+ #define CRC_VAR_CLK1 (0x02 << 0)
+ #define SD30_FIX_CLK (0x00 << 2)
+ #define SD30_VAR_CLK0 (0x01 << 2)
+ #define SD30_VAR_CLK1 (0x02 << 2)
+ #define SAMPLE_FIX_CLK (0x00 << 4)
+ #define SAMPLE_VAR_CLK0 (0x01 << 4)
+ #define SAMPLE_VAR_CLK1 (0x02 << 4)
+ #define CARD_PWR_CTL 0xFD50
+ #define PMOS_STRG_MASK 0x10
+ #define PMOS_STRG_800mA 0x10
+ #define PMOS_STRG_400mA 0x00
+ #define SD_POWER_OFF 0x03
+ #define SD_PARTIAL_POWER_ON 0x01
+ #define SD_POWER_ON 0x00
+ #define SD_POWER_MASK 0x03
+ #define MS_POWER_OFF 0x0C
+ #define MS_PARTIAL_POWER_ON 0x04
+ #define MS_POWER_ON 0x00
+ #define MS_POWER_MASK 0x0C
+ #define BPP_POWER_OFF 0x0F
+ #define BPP_POWER_5_PERCENT_ON 0x0E
+ #define BPP_POWER_10_PERCENT_ON 0x0C
+ #define BPP_POWER_15_PERCENT_ON 0x08
+ #define BPP_POWER_ON 0x00
+ #define BPP_POWER_MASK 0x0F
+ #define SD_VCC_PARTIAL_POWER_ON 0x02
+ #define SD_VCC_POWER_ON 0x00
+ #define CARD_CLK_SWITCH 0xFD51
+ #define RTL8411B_PACKAGE_MODE 0xFD51
+ #define CARD_SHARE_MODE 0xFD52
+ #define CARD_SHARE_MASK 0x0F
+ #define CARD_SHARE_MULTI_LUN 0x00
+ #define CARD_SHARE_NORMAL 0x00
+ #define CARD_SHARE_48_SD 0x04
+ #define CARD_SHARE_48_MS 0x08
+ #define CARD_SHARE_BAROSSA_SD 0x01
+ #define CARD_SHARE_BAROSSA_MS 0x02
+ #define CARD_DRIVE_SEL 0xFD53
+ #define MS_DRIVE_8mA (0x01 << 6)
+ #define MMC_DRIVE_8mA (0x01 << 4)
+ #define XD_DRIVE_8mA (0x01 << 2)
+ #define GPIO_DRIVE_8mA 0x01
+ #define RTS5209_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
+ XD_DRIVE_8mA | GPIO_DRIVE_8mA)
+ #define RTL8411_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
+ XD_DRIVE_8mA)
+ #define RTSX_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | GPIO_DRIVE_8mA)
+
+ #define CARD_STOP 0xFD54
+ #define SPI_STOP 0x01
+ #define XD_STOP 0x02
+ #define SD_STOP 0x04
+ #define MS_STOP 0x08
+ #define SPI_CLR_ERR 0x10
+ #define XD_CLR_ERR 0x20
+ #define SD_CLR_ERR 0x40
+ #define MS_CLR_ERR 0x80
+ #define CARD_OE 0xFD55
+ #define SD_OUTPUT_EN 0x04
+ #define MS_OUTPUT_EN 0x08
+ #define CARD_AUTO_BLINK 0xFD56
+ #define CARD_GPIO_DIR 0xFD57
+ #define CARD_GPIO 0xFD58
+ #define CARD_DATA_SOURCE 0xFD5B
+ #define PINGPONG_BUFFER 0x01
+ #define RING_BUFFER 0x00
+ #define SD30_CLK_DRIVE_SEL 0xFD5A
+ #define DRIVER_TYPE_A 0x05
+ #define DRIVER_TYPE_B 0x03
+ #define DRIVER_TYPE_C 0x02
+ #define DRIVER_TYPE_D 0x01
+ #define CARD_SELECT 0xFD5C
+ #define SD_MOD_SEL 2
+ #define MS_MOD_SEL 3
+ #define SD30_DRIVE_SEL 0xFD5E
+ #define CFG_DRIVER_TYPE_A 0x02
+ #define CFG_DRIVER_TYPE_B 0x03
+ #define CFG_DRIVER_TYPE_C 0x01
+ #define CFG_DRIVER_TYPE_D 0x00
+ #define SD30_CMD_DRIVE_SEL 0xFD5E
+ #define SD30_DAT_DRIVE_SEL 0xFD5F
+ #define CARD_CLK_EN 0xFD69
+ #define SD_CLK_EN 0x04
+ #define MS_CLK_EN 0x08
+ #define SD40_CLK_EN 0x10
+ #define SDIO_CTRL 0xFD6B
+ #define CD_PAD_CTL 0xFD73
+ #define CD_DISABLE_MASK 0x07
+ #define MS_CD_DISABLE 0x04
+ #define SD_CD_DISABLE 0x02
+ #define XD_CD_DISABLE 0x01
+ #define CD_DISABLE 0x07
+ #define CD_ENABLE 0x00
+ #define MS_CD_EN_ONLY 0x03
+ #define SD_CD_EN_ONLY 0x05
+ #define XD_CD_EN_ONLY 0x06
+ #define FORCE_CD_LOW_MASK 0x38
+ #define FORCE_CD_XD_LOW 0x08
+ #define FORCE_CD_SD_LOW 0x10
+ #define FORCE_CD_MS_LOW 0x20
+ #define CD_AUTO_DISABLE 0x40
+ #define FPDCTL 0xFC00
+ #define SSC_POWER_DOWN 0x01
+ #define SD_OC_POWER_DOWN 0x02
+ #define ALL_POWER_DOWN 0x03
+ #define OC_POWER_DOWN 0x02
+ #define PDINFO 0xFC01
+
+ #define CLK_CTL 0xFC02
+ #define CHANGE_CLK 0x01
+ #define CLK_LOW_FREQ 0x01
+
+ #define CLK_DIV 0xFC03
+ #define CLK_DIV_1 0x01
+ #define CLK_DIV_2 0x02
+ #define CLK_DIV_4 0x03
+ #define CLK_DIV_8 0x04
+ #define CLK_SEL 0xFC04
+
+ #define SSC_DIV_N_0 0xFC0F
+ #define SSC_DIV_N_1 0xFC10
+ #define SSC_CTL1 0xFC11
+ #define SSC_RSTB 0x80
+ #define SSC_8X_EN 0x40
+ #define SSC_FIX_FRAC 0x20
+ #define SSC_SEL_1M 0x00
+ #define SSC_SEL_2M 0x08
+ #define SSC_SEL_4M 0x10
+ #define SSC_SEL_8M 0x18
+ #define SSC_CTL2 0xFC12
+ #define SSC_DEPTH_MASK 0x07
+ #define SSC_DEPTH_DISALBE 0x00
+ #define SSC_DEPTH_4M 0x01
+ #define SSC_DEPTH_2M 0x02
+ #define SSC_DEPTH_1M 0x03
+ #define SSC_DEPTH_500K 0x04
+ #define SSC_DEPTH_250K 0x05
+ #define RCCTL 0xFC14
+
+ #define FPGA_PULL_CTL 0xFC1D
+ #define OLT_LED_CTL 0xFC1E
+ #define LED_SHINE_MASK 0x08
+ #define LED_SHINE_EN 0x08
+ #define LED_SHINE_DISABLE 0x00
+ #define GPIO_CTL 0xFC1F
+
+ #define LDO_CTL 0xFC1E
+ #define BPP_ASIC_1V7 0x00
+ #define BPP_ASIC_1V8 0x01
+ #define BPP_ASIC_1V9 0x02
+ #define BPP_ASIC_2V0 0x03
+ #define BPP_ASIC_2V7 0x04
+ #define BPP_ASIC_2V8 0x05
+ #define BPP_ASIC_3V2 0x06
+ #define BPP_ASIC_3V3 0x07
+ #define BPP_REG_TUNED18 0x07
+ #define BPP_TUNED18_SHIFT_8402 5
+ #define BPP_TUNED18_SHIFT_8411 4
+ #define BPP_PAD_MASK 0x04
+ #define BPP_PAD_3V3 0x04
+ #define BPP_PAD_1V8 0x00
+ #define BPP_LDO_POWB 0x03
+ #define BPP_LDO_ON 0x00
+ #define BPP_LDO_SUSPEND 0x02
+ #define BPP_LDO_OFF 0x03
+ #define EFUSE_CTL 0xFC30
+ #define EFUSE_ADD 0xFC31
+ #define SYS_VER 0xFC32
+ #define EFUSE_DATAL 0xFC34
+ #define EFUSE_DATAH 0xFC35
+
+ #define CARD_PULL_CTL1 0xFD60
+ #define CARD_PULL_CTL2 0xFD61
+ #define CARD_PULL_CTL3 0xFD62
+ #define CARD_PULL_CTL4 0xFD63
+ #define CARD_PULL_CTL5 0xFD64
+ #define CARD_PULL_CTL6 0xFD65
+
+ /* PCI Express Related Registers */
+ #define IRQEN0 0xFE20
+ #define IRQSTAT0 0xFE21
+ #define DMA_DONE_INT 0x80
+ #define SUSPEND_INT 0x40
+ #define LINK_RDY_INT 0x20
+ #define LINK_DOWN_INT 0x10
+ #define IRQEN1 0xFE22
+ #define IRQSTAT1 0xFE23
+ #define TLPRIEN 0xFE24
+ #define TLPRISTAT 0xFE25
+ #define TLPTIEN 0xFE26
+ #define TLPTISTAT 0xFE27
+ #define DMATC0 0xFE28
+ #define DMATC1 0xFE29
+ #define DMATC2 0xFE2A
+ #define DMATC3 0xFE2B
+ #define DMACTL 0xFE2C
+ #define DMA_RST 0x80
+ #define DMA_BUSY 0x04
+ #define DMA_DIR_TO_CARD 0x00
+ #define DMA_DIR_FROM_CARD 0x02
+ #define DMA_EN 0x01
+ #define DMA_128 (0 << 4)
+ #define DMA_256 (1 << 4)
+ #define DMA_512 (2 << 4)
+ #define DMA_1024 (3 << 4)
+ #define DMA_PACK_SIZE_MASK 0x30
+ #define BCTL 0xFE2D
+ #define RBBC0 0xFE2E
+ #define RBBC1 0xFE2F
+ #define RBDAT 0xFE30
+ #define RBCTL 0xFE34
+ #define U_AUTO_DMA_EN_MASK 0x20
+ #define U_AUTO_DMA_DISABLE 0x00
+ #define RB_FLUSH 0x80
+ #define CFGADDR0 0xFE35
+ #define CFGADDR1 0xFE36
+ #define CFGDATA0 0xFE37
+ #define CFGDATA1 0xFE38
+ #define CFGDATA2 0xFE39
+ #define CFGDATA3 0xFE3A
+ #define CFGRWCTL 0xFE3B
+ #define PHYRWCTL 0xFE3C
+ #define PHYDATA0 0xFE3D
+ #define PHYDATA1 0xFE3E
+ #define PHYADDR 0xFE3F
+ #define MSGRXDATA0 0xFE40
+ #define MSGRXDATA1 0xFE41
+ #define MSGRXDATA2 0xFE42
+ #define MSGRXDATA3 0xFE43
+ #define MSGTXDATA0 0xFE44
+ #define MSGTXDATA1 0xFE45
+ #define MSGTXDATA2 0xFE46
+ #define MSGTXDATA3 0xFE47
+ #define MSGTXCTL 0xFE48
+ #define LTR_CTL 0xFE4A
+ #define LTR_TX_EN_MASK BIT(7)
+ #define LTR_TX_EN_1 BIT(7)
+ #define LTR_TX_EN_0 0
+ #define LTR_LATENCY_MODE_MASK BIT(6)
+ #define LTR_LATENCY_MODE_HW 0
+ #define LTR_LATENCY_MODE_SW BIT(6)
+ #define OBFF_CFG 0xFE4C
+ #define OBFF_EN_MASK 0x03
+ #define OBFF_DISABLE 0x00
+
+ #define CDRESUMECTL 0xFE52
+ #define WAKE_SEL_CTL 0xFE54
+ #define PCLK_CTL 0xFE55
+ #define PCLK_MODE_SEL 0x20
+ #define PME_FORCE_CTL 0xFE56
+
+ #define ASPM_FORCE_CTL 0xFE57
+ #define FORCE_ASPM_CTL0 0x10
+ #define FORCE_ASPM_VAL_MASK 0x03
+ #define FORCE_ASPM_L1_EN 0x02
+ #define FORCE_ASPM_L0_EN 0x01
+ #define FORCE_ASPM_NO_ASPM 0x00
+ #define PM_CLK_FORCE_CTL 0xFE58
+ #define CLK_PM_EN 0x01
+ #define FUNC_FORCE_CTL 0xFE59
+ #define FUNC_FORCE_UPME_XMT_DBG 0x02
+ #define PERST_GLITCH_WIDTH 0xFE5C
+ #define CHANGE_LINK_STATE 0xFE5B
+ #define RESET_LOAD_REG 0xFE5E
+ #define EFUSE_CONTENT 0xFE5F
+ #define HOST_SLEEP_STATE 0xFE60
+ #define HOST_ENTER_S1 1
+ #define HOST_ENTER_S3 2
+
+ #define SDIO_CFG 0xFE70
+ #define PM_EVENT_DEBUG 0xFE71
+ #define PME_DEBUG_0 0x08
+ #define NFTS_TX_CTRL 0xFE72
+
+ #define PWR_GATE_CTRL 0xFE75
+ #define PWR_GATE_EN 0x01
+ #define LDO3318_PWR_MASK 0x06
+ #define LDO_ON 0x00
+ #define LDO_SUSPEND 0x04
+ #define LDO_OFF 0x06
+ #define PWD_SUSPEND_EN 0xFE76
+ #define LDO_PWR_SEL 0xFE78
+
+ #define L1SUB_CONFIG1 0xFE8D
+ #define AUX_CLK_ACTIVE_SEL_MASK 0x01
+ #define MAC_CKSW_DONE 0x00
+ #define L1SUB_CONFIG2 0xFE8E
+ #define L1SUB_AUTO_CFG 0x02
+ #define L1SUB_CONFIG3 0xFE8F
+ #define L1OFF_MBIAS2_EN_5250 BIT(7)
+
+ #define DUMMY_REG_RESET_0 0xFE90
+ #define IC_VERSION_MASK 0x0F
+
+ #define REG_VREF 0xFE97
+ #define PWD_SUSPND_EN 0x10
+ #define RTS5260_DMA_RST_CTL_0 0xFEBF
+ #define RTS5260_DMA_RST 0x80
+ #define RTS5260_ADMA3_RST 0x40
+ #define AUTOLOAD_CFG_BASE 0xFF00
+ #define RELINK_TIME_MASK 0x01
+ #define PETXCFG 0xFF03
+ #define FORCE_CLKREQ_DELINK_MASK BIT(7)
+ #define FORCE_CLKREQ_LOW 0x80
+ #define FORCE_CLKREQ_HIGH 0x00
+
+ #define PM_CTRL1 0xFF44
+ #define CD_RESUME_EN_MASK 0xF0
+
+ #define PM_CTRL2 0xFF45
+ #define PM_CTRL3 0xFF46
+ #define SDIO_SEND_PME_EN 0x80
+ #define FORCE_RC_MODE_ON 0x40
+ #define FORCE_RX50_LINK_ON 0x20
+ #define D3_DELINK_MODE_EN 0x10
+ #define USE_PESRTB_CTL_DELINK 0x08
+ #define DELAY_PIN_WAKE 0x04
+ #define RESET_PIN_WAKE 0x02
+ #define PM_WAKE_EN 0x01
+ #define PM_CTRL4 0xFF47
+
+ /* Memory mapping */
+ #define SRAM_BASE 0xE600
+ #define RBUF_BASE 0xF400
+ #define PPBUF_BASE1 0xF800
+ #define PPBUF_BASE2 0xFA00
+ #define IMAGE_FLAG_ADDR0 0xCE80
+ #define IMAGE_FLAG_ADDR1 0xCE81
+
+ #define RREF_CFG 0xFF6C
+ #define RREF_VBGSEL_MASK 0x38
+ #define RREF_VBGSEL_1V25 0x28
+
+ #define OOBS_CONFIG 0xFF6E
+ #define OOBS_AUTOK_DIS 0x80
+ #define OOBS_VAL_MASK 0x1F
+
+ #define LDO_DV18_CFG 0xFF70
+ #define LDO_DV18_SR_MASK 0xC0
+ #define LDO_DV18_SR_DF 0x40
+ #define DV331812_MASK 0x70
+ #define DV331812_33 0x70
+ #define DV331812_17 0x30
+
+ #define LDO_CONFIG2 0xFF71
+ #define LDO_D3318_MASK 0x07
+ #define LDO_D3318_33V 0x07
+ #define LDO_D3318_18V 0x02
+ #define DV331812_VDD1 0x04
+ #define DV331812_POWERON 0x08
+ #define DV331812_POWEROFF 0x00
+
+ #define LDO_VCC_CFG0 0xFF72
+ #define LDO_VCC_LMTVTH_MASK 0x30
+ #define LDO_VCC_LMTVTH_2A 0x10
+ /*RTS5260*/
+ #define RTS5260_DVCC_TUNE_MASK 0x70
+ #define RTS5260_DVCC_33 0x70
+
+ #define LDO_VCC_CFG1 0xFF73
+ #define LDO_VCC_REF_TUNE_MASK 0x30
+ #define LDO_VCC_REF_1V2 0x20
+ #define LDO_VCC_TUNE_MASK 0x07
+ #define LDO_VCC_1V8 0x04
+ #define LDO_VCC_3V3 0x07
+ #define LDO_VCC_LMT_EN 0x08
+ /*RTS5260*/
+ #define LDO_POW_SDVDD1_MASK 0x08
+ #define LDO_POW_SDVDD1_ON 0x08
+ #define LDO_POW_SDVDD1_OFF 0x00
+
+ #define LDO_VIO_CFG 0xFF75
+ #define LDO_VIO_SR_MASK 0xC0
+ #define LDO_VIO_SR_DF 0x40
+ #define LDO_VIO_REF_TUNE_MASK 0x30
+ #define LDO_VIO_REF_1V2 0x20
+ #define LDO_VIO_TUNE_MASK 0x07
+ #define LDO_VIO_1V7 0x03
+ #define LDO_VIO_1V8 0x04
+ #define LDO_VIO_3V3 0x07
+
+ #define LDO_DV12S_CFG 0xFF76
+ #define LDO_REF12_TUNE_MASK 0x18
+ #define LDO_REF12_TUNE_DF 0x10
+ #define LDO_D12_TUNE_MASK 0x07
+ #define LDO_D12_TUNE_DF 0x04
+
+ #define LDO_AV12S_CFG 0xFF77
+ #define LDO_AV12S_TUNE_MASK 0x07
+ #define LDO_AV12S_TUNE_DF 0x04
+
+ #define SD40_LDO_CTL1 0xFE7D
+ #define SD40_VIO_TUNE_MASK 0x70
+ #define SD40_VIO_TUNE_1V7 0x30
+ #define SD_VIO_LDO_1V8 0x40
+ #define SD_VIO_LDO_3V3 0x70
+
+ #define RTS5260_AUTOLOAD_CFG4 0xFF7F
+ #define RTS5260_MIMO_DISABLE 0x8A
+
+ #define RTS5260_REG_GPIO_CTL0 0xFC1A
+ #define RTS5260_REG_GPIO_MASK 0x01
+ #define RTS5260_REG_GPIO_ON 0x01
+ #define RTS5260_REG_GPIO_OFF 0x00
+
+ #define PWR_GLOBAL_CTRL 0xF200
+ #define PCIE_L1_2_EN 0x0C
+ #define PCIE_L1_1_EN 0x0A
+ #define PCIE_L1_0_EN 0x09
+ #define PWR_FE_CTL 0xF201
+ #define PCIE_L1_2_PD_FE_EN 0x0C
+ #define PCIE_L1_1_PD_FE_EN 0x0A
+ #define PCIE_L1_0_PD_FE_EN 0x09
+ #define CFG_PCIE_APHY_OFF_0 0xF204
+ #define CFG_PCIE_APHY_OFF_0_DEFAULT 0xBF
+ #define CFG_PCIE_APHY_OFF_1 0xF205
+ #define CFG_PCIE_APHY_OFF_1_DEFAULT 0xFF
+ #define CFG_PCIE_APHY_OFF_2 0xF206
+ #define CFG_PCIE_APHY_OFF_2_DEFAULT 0x01
+ #define CFG_PCIE_APHY_OFF_3 0xF207
+ #define CFG_PCIE_APHY_OFF_3_DEFAULT 0x00
+ #define CFG_L1_0_PCIE_MAC_RET_VALUE 0xF20C
+ #define CFG_L1_0_PCIE_DPHY_RET_VALUE 0xF20E
+ #define CFG_L1_0_SYS_RET_VALUE 0xF210
+ #define CFG_L1_0_CRC_MISC_RET_VALUE 0xF212
+ #define CFG_L1_0_CRC_SD30_RET_VALUE 0xF214
+ #define CFG_L1_0_CRC_SD40_RET_VALUE 0xF216
+ #define CFG_LP_FPWM_VALUE 0xF219
+ #define CFG_LP_FPWM_VALUE_DEFAULT 0x18
+ #define PWC_CDR 0xF253
+ #define PWC_CDR_DEFAULT 0x03
+ #define CFG_L1_0_RET_VALUE_DEFAULT 0x1B
+ #define CFG_L1_0_CRC_MISC_RET_VALUE_DEFAULT 0x0C
+
+ /* OCPCTL */
+ #define SD_DETECT_EN 0x08
+ #define SD_OCP_INT_EN 0x04
+ #define SD_OCP_INT_CLR 0x02
+ #define SD_OC_CLR 0x01
+
+ #define SDVIO_DETECT_EN (1 << 7)
+ #define SDVIO_OCP_INT_EN (1 << 6)
+ #define SDVIO_OCP_INT_CLR (1 << 5)
+ #define SDVIO_OC_CLR (1 << 4)
+
+ /* OCPSTAT */
+ #define SD_OCP_DETECT 0x08
+ #define SD_OC_NOW 0x04
+ #define SD_OC_EVER 0x02
+
+ #define SDVIO_OC_NOW (1 << 6)
+ #define SDVIO_OC_EVER (1 << 5)
+
+ #define REG_OCPCTL 0xFD6A
+ #define REG_OCPSTAT 0xFD6E
+ #define REG_OCPGLITCH 0xFD6C
+ #define REG_OCPPARA1 0xFD6B
+ #define REG_OCPPARA2 0xFD6D
+
+ /* rts5260 DV3318 OCP-related registers */
+ #define REG_DV3318_OCPCTL 0xFD89
+ #define DV3318_OCP_TIME_MASK 0xF0
+ #define DV3318_DETECT_EN 0x08
+ #define DV3318_OCP_INT_EN 0x04
+ #define DV3318_OCP_INT_CLR 0x02
+ #define DV3318_OCP_CLR 0x01
+
+ #define REG_DV3318_OCPSTAT 0xFD8A
+ #define DV3318_OCP_GlITCH_TIME_MASK 0xF0
+ #define DV3318_OCP_DETECT 0x08
+ #define DV3318_OCP_NOW 0x04
+ #define DV3318_OCP_EVER 0x02
+
+ #define SD_OCP_GLITCH_MASK 0x0F
+
+ /* OCPPARA1 */
+ #define SDVIO_OCP_TIME_60 0x00
+ #define SDVIO_OCP_TIME_100 0x10
+ #define SDVIO_OCP_TIME_200 0x20
+ #define SDVIO_OCP_TIME_400 0x30
+ #define SDVIO_OCP_TIME_600 0x40
+ #define SDVIO_OCP_TIME_800 0x50
+ #define SDVIO_OCP_TIME_1100 0x60
+ #define SDVIO_OCP_TIME_MASK 0x70
+
+ #define SD_OCP_TIME_60 0x00
+ #define SD_OCP_TIME_100 0x01
+ #define SD_OCP_TIME_200 0x02
+ #define SD_OCP_TIME_400 0x03
+ #define SD_OCP_TIME_600 0x04
+ #define SD_OCP_TIME_800 0x05
+ #define SD_OCP_TIME_1100 0x06
+ #define SD_OCP_TIME_MASK 0x07
+
+ /* OCPPARA2 */
+ #define SDVIO_OCP_THD_190 0x00
+ #define SDVIO_OCP_THD_250 0x10
+ #define SDVIO_OCP_THD_320 0x20
+ #define SDVIO_OCP_THD_380 0x30
+ #define SDVIO_OCP_THD_440 0x40
+ #define SDVIO_OCP_THD_500 0x50
+ #define SDVIO_OCP_THD_570 0x60
+ #define SDVIO_OCP_THD_630 0x70
+ #define SDVIO_OCP_THD_MASK 0x70
+
+ #define SD_OCP_THD_450 0x00
+ #define SD_OCP_THD_550 0x01
+ #define SD_OCP_THD_650 0x02
+ #define SD_OCP_THD_750 0x03
+ #define SD_OCP_THD_850 0x04
+ #define SD_OCP_THD_950 0x05
+ #define SD_OCP_THD_1050 0x06
+ #define SD_OCP_THD_1150 0x07
+ #define SD_OCP_THD_MASK 0x07
+
+ #define SDVIO_OCP_GLITCH_MASK 0xF0
+ #define SDVIO_OCP_GLITCH_NONE 0x00
+ #define SDVIO_OCP_GLITCH_50U 0x10
+ #define SDVIO_OCP_GLITCH_100U 0x20
+ #define SDVIO_OCP_GLITCH_200U 0x30
+ #define SDVIO_OCP_GLITCH_600U 0x40
+ #define SDVIO_OCP_GLITCH_800U 0x50
+ #define SDVIO_OCP_GLITCH_1M 0x60
+ #define SDVIO_OCP_GLITCH_2M 0x70
+ #define SDVIO_OCP_GLITCH_3M 0x80
+ #define SDVIO_OCP_GLITCH_4M 0x90
+ #define SDVIO_OCP_GLIVCH_5M 0xA0
+ #define SDVIO_OCP_GLITCH_6M 0xB0
+ #define SDVIO_OCP_GLITCH_7M 0xC0
+ #define SDVIO_OCP_GLITCH_8M 0xD0
+ #define SDVIO_OCP_GLITCH_9M 0xE0
+ #define SDVIO_OCP_GLITCH_10M 0xF0
+
+ #define SD_OCP_GLITCH_MASK 0x0F
+ #define SD_OCP_GLITCH_NONE 0x00
+ #define SD_OCP_GLITCH_50U 0x01
+ #define SD_OCP_GLITCH_100U 0x02
+ #define SD_OCP_GLITCH_200U 0x03
+ #define SD_OCP_GLITCH_600U 0x04
+ #define SD_OCP_GLITCH_800U 0x05
+ #define SD_OCP_GLITCH_1M 0x06
+ #define SD_OCP_GLITCH_2M 0x07
+ #define SD_OCP_GLITCH_3M 0x08
+ #define SD_OCP_GLITCH_4M 0x09
+ #define SD_OCP_GLIVCH_5M 0x0A
+ #define SD_OCP_GLITCH_6M 0x0B
+ #define SD_OCP_GLITCH_7M 0x0C
+ #define SD_OCP_GLITCH_8M 0x0D
+ #define SD_OCP_GLITCH_9M 0x0E
+ #define SD_OCP_GLITCH_10M 0x0F
+
+ /* Phy register */
+ #define PHY_PCR 0x00
+ #define PHY_PCR_FORCE_CODE 0xB000
+ #define PHY_PCR_OOBS_CALI_50 0x0800
+ #define PHY_PCR_OOBS_VCM_08 0x0200
+ #define PHY_PCR_OOBS_SEN_90 0x0040
+ #define PHY_PCR_RSSI_EN 0x0002
+ #define PHY_PCR_RX10K 0x0001
+
+ #define PHY_RCR0 0x01
+ #define PHY_RCR1 0x02
+ #define PHY_RCR1_ADP_TIME_4 0x0400
+ #define PHY_RCR1_VCO_COARSE 0x001F
+ #define PHY_RCR1_INIT_27S 0x0A1F
+ #define PHY_SSCCR2 0x02
+ #define PHY_SSCCR2_PLL_NCODE 0x0A00
+ #define PHY_SSCCR2_TIME0 0x001C
+ #define PHY_SSCCR2_TIME2_WIDTH 0x0003
+
+ #define PHY_RCR2 0x03
+ #define PHY_RCR2_EMPHASE_EN 0x8000
+ #define PHY_RCR2_NADJR 0x4000
+ #define PHY_RCR2_CDR_SR_2 0x0100
+ #define PHY_RCR2_FREQSEL_12 0x0040
+ #define PHY_RCR2_CDR_SC_12P 0x0010
+ #define PHY_RCR2_CALIB_LATE 0x0002
+ #define PHY_RCR2_INIT_27S 0xC152
+ #define PHY_SSCCR3 0x03
+ #define PHY_SSCCR3_STEP_IN 0x2740
+ #define PHY_SSCCR3_CHECK_DELAY 0x0008
+ #define _PHY_ANA03 0x03
+ #define _PHY_ANA03_TIMER_MAX 0x2700
+ #define _PHY_ANA03_OOBS_DEB_EN 0x0040
+ #define _PHY_CMU_DEBUG_EN 0x0008
+
+ #define PHY_RTCR 0x04
+ #define PHY_RDR 0x05
+ #define PHY_RDR_RXDSEL_1_9 0x4000
+ #define PHY_SSC_AUTO_PWD 0x0600
+ #define PHY_TCR0 0x06
+ #define PHY_TCR1 0x07
+ #define PHY_TUNE 0x08
+ #define PHY_TUNE_TUNEREF_1_0 0x4000
+ #define PHY_TUNE_VBGSEL_1252 0x0C00
+ #define PHY_TUNE_SDBUS_33 0x0200
+ #define PHY_TUNE_TUNED18 0x01C0
+ #define PHY_TUNE_TUNED12 0X0020
+ #define PHY_TUNE_TUNEA12 0x0004
+ #define PHY_TUNE_VOLTAGE_MASK 0xFC3F
+ #define PHY_TUNE_VOLTAGE_3V3 0x03C0
+ #define PHY_TUNE_D18_1V8 0x0100
+ #define PHY_TUNE_D18_1V7 0x0080
+ #define PHY_ANA08 0x08
+ #define PHY_ANA08_RX_EQ_DCGAIN 0x5000
+ #define PHY_ANA08_SEL_RX_EN 0x0400
+ #define PHY_ANA08_RX_EQ_VAL 0x03C0
+ #define PHY_ANA08_SCP 0x0020
+ #define PHY_ANA08_SEL_IPI 0x0004
+
+ #define PHY_IMR 0x09
+ #define PHY_BPCR 0x0A
+ #define PHY_BPCR_IBRXSEL 0x0400
+ #define PHY_BPCR_IBTXSEL 0x0100
+ #define PHY_BPCR_IB_FILTER 0x0080
+ #define PHY_BPCR_CMIRROR_EN 0x0040
+
+ #define PHY_BIST 0x0B
+ #define PHY_RAW_L 0x0C
+ #define PHY_RAW_H 0x0D
+ #define PHY_RAW_DATA 0x0E
+ #define PHY_HOST_CLK_CTRL 0x0F
+ #define PHY_DMR 0x10
+ #define PHY_BACR 0x11
+ #define PHY_BACR_BASIC_MASK 0xFFF3
+ #define PHY_IER 0x12
+ #define PHY_BCSR 0x13
+ #define PHY_BPR 0x14
+ #define PHY_BPNR2 0x15
+ #define PHY_BPNR 0x16
+ #define PHY_BRNR2 0x17
+ #define PHY_BENR 0x18
+ #define PHY_REV 0x19
+ #define PHY_REV_RESV 0xE000
+ #define PHY_REV_RXIDLE_LATCHED 0x1000
+ #define PHY_REV_P1_EN 0x0800
+ #define PHY_REV_RXIDLE_EN 0x0400
+ #define PHY_REV_CLKREQ_TX_EN 0x0200
+ #define PHY_REV_CLKREQ_RX_EN 0x0100
+ #define PHY_REV_CLKREQ_DT_1_0 0x0040
+ #define PHY_REV_STOP_CLKRD 0x0020
+ #define PHY_REV_RX_PWST 0x0008
+ #define PHY_REV_STOP_CLKWR 0x0004
+ #define _PHY_REV0 0x19
+ #define _PHY_REV0_FILTER_OUT 0x3800
+ #define _PHY_REV0_CDR_BYPASS_PFD 0x0100
+ #define _PHY_REV0_CDR_RX_IDLE_BYPASS 0x0002
+
+ #define PHY_FLD0 0x1A
+ #define PHY_ANA1A 0x1A
+ #define PHY_ANA1A_TXR_LOOPBACK 0x2000
+ #define PHY_ANA1A_RXT_BIST 0x0500
+ #define PHY_ANA1A_TXR_BIST 0x0040
+ #define PHY_ANA1A_REV 0x0006
+ #define PHY_FLD0_INIT_27S 0x2546
+ #define PHY_FLD1 0x1B
+ #define PHY_FLD2 0x1C
+ #define PHY_FLD3 0x1D
+ #define PHY_FLD3_TIMER_4 0x0800
+ #define PHY_FLD3_TIMER_6 0x0020
+ #define PHY_FLD3_RXDELINK 0x0004
+ #define PHY_FLD3_INIT_27S 0x0004
+ #define PHY_ANA1D 0x1D
+ #define PHY_ANA1D_DEBUG_ADDR 0x0004
+ #define _PHY_FLD0 0x1D
+ #define _PHY_FLD0_CLK_REQ_20C 0x8000
+ #define _PHY_FLD0_RX_IDLE_EN 0x1000
+ #define _PHY_FLD0_BIT_ERR_RSTN 0x0800
+ #define _PHY_FLD0_BER_COUNT 0x01E0
+ #define _PHY_FLD0_BER_TIMER 0x001E
+ #define _PHY_FLD0_CHECK_EN 0x0001
+
+ #define PHY_FLD4 0x1E
+ #define PHY_FLD4_FLDEN_SEL 0x4000
+ #define PHY_FLD4_REQ_REF 0x2000
+ #define PHY_FLD4_RXAMP_OFF 0x1000
+ #define PHY_FLD4_REQ_ADDA 0x0800
+ #define PHY_FLD4_BER_COUNT 0x00E0
+ #define PHY_FLD4_BER_TIMER 0x000A
+ #define PHY_FLD4_BER_CHK_EN 0x0001
+ #define PHY_FLD4_INIT_27S 0x5C7F
+ #define PHY_DIG1E 0x1E
+ #define PHY_DIG1E_REV 0x4000
+ #define PHY_DIG1E_D0_X_D1 0x1000
+ #define PHY_DIG1E_RX_ON_HOST 0x0800
+ #define PHY_DIG1E_RCLK_REF_HOST 0x0400
+ #define PHY_DIG1E_RCLK_TX_EN_KEEP 0x0040
+ #define PHY_DIG1E_RCLK_TX_TERM_KEEP 0x0020
+ #define PHY_DIG1E_RCLK_RX_EIDLE_ON 0x0010
+ #define PHY_DIG1E_TX_TERM_KEEP 0x0008
+ #define PHY_DIG1E_RX_TERM_KEEP 0x0004
+ #define PHY_DIG1E_TX_EN_KEEP 0x0002
+ #define PHY_DIG1E_RX_EN_KEEP 0x0001
+ #define PHY_DUM_REG 0x1F
+
+ #define PCR_ASPM_SETTING_REG1 0x160
+ #define PCR_ASPM_SETTING_REG2 0x168
+ #define PCR_ASPM_SETTING_5260 0x178
+
+ #define PCR_SETTING_REG1 0x724
+ #define PCR_SETTING_REG2 0x814
+ #define PCR_SETTING_REG3 0x747
+
+ #define rtsx_pci_init_cmd(pcr) ((pcr)->ci = 0)
+
+ #define RTS5227_DEVICE_ID 0x5227
+ #define RTS_MAX_TIMES_FREQ_REDUCTION 8
+
+ struct rtsx_pcr;
+
+ struct pcr_handle {
+ struct rtsx_pcr *pcr;
+ };
+
+ struct pcr_ops {
+ int (*write_phy)(struct rtsx_pcr *pcr, u8 addr, u16 val);
+ int (*read_phy)(struct rtsx_pcr *pcr, u8 addr, u16 *val);
+ int (*extra_init_hw)(struct rtsx_pcr *pcr);
+ int (*optimize_phy)(struct rtsx_pcr *pcr);
+ int (*turn_on_led)(struct rtsx_pcr *pcr);
+ int (*turn_off_led)(struct rtsx_pcr *pcr);
+ int (*enable_auto_blink)(struct rtsx_pcr *pcr);
+ int (*disable_auto_blink)(struct rtsx_pcr *pcr);
+ int (*card_power_on)(struct rtsx_pcr *pcr, int card);
+ int (*card_power_off)(struct rtsx_pcr *pcr, int card);
+ int (*switch_output_voltage)(struct rtsx_pcr *pcr,
+ u8 voltage);
+ unsigned int (*cd_deglitch)(struct rtsx_pcr *pcr);
+ int (*conv_clk_and_div_n)(int clk, int dir);
+ void (*fetch_vendor_settings)(struct rtsx_pcr *pcr);
+ void (*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
+ void (*stop_cmd)(struct rtsx_pcr *pcr);
+
+ void (*set_aspm)(struct rtsx_pcr *pcr, bool enable);
+ int (*set_ltr_latency)(struct rtsx_pcr *pcr, u32 latency);
+ int (*set_l1off_sub)(struct rtsx_pcr *pcr, u8 val);
+ void (*set_l1off_cfg_sub_d0)(struct rtsx_pcr *pcr, int active);
+ void (*full_on)(struct rtsx_pcr *pcr);
+ void (*power_saving)(struct rtsx_pcr *pcr);
+ void (*enable_ocp)(struct rtsx_pcr *pcr);
+ void (*disable_ocp)(struct rtsx_pcr *pcr);
+ void (*init_ocp)(struct rtsx_pcr *pcr);
+ void (*process_ocp)(struct rtsx_pcr *pcr);
+ int (*get_ocpstat)(struct rtsx_pcr *pcr, u8 *val);
+ void (*clear_ocpstat)(struct rtsx_pcr *pcr);
+ };
+
+ enum PDEV_STAT {PDEV_STAT_IDLE, PDEV_STAT_RUN};
+
+ #define ASPM_L1_1_EN_MASK BIT(3)
+ #define ASPM_L1_2_EN_MASK BIT(2)
+ #define PM_L1_1_EN_MASK BIT(1)
+ #define PM_L1_2_EN_MASK BIT(0)
+
+ #define ASPM_L1_1_EN BIT(0)
+ #define ASPM_L1_2_EN BIT(1)
+ #define PM_L1_1_EN BIT(2)
+ #define PM_L1_2_EN BIT(3)
+ #define LTR_L1SS_PWR_GATE_EN BIT(4)
+ #define L1_SNOOZE_TEST_EN BIT(5)
+ #define LTR_L1SS_PWR_GATE_CHECK_CARD_EN BIT(6)
+
+ enum dev_aspm_mode {
+ DEV_ASPM_DYNAMIC,
+ DEV_ASPM_BACKDOOR,
+ DEV_ASPM_STATIC,
++ DEV_ASPM_DISABLE,
+ };
+
+ /*
+ * struct rtsx_cr_option - card reader option
+ * @dev_flags: device flags
+ * @force_clkreq_0: force clock request
+ * @ltr_en: enable ltr mode flag
+ * @ltr_enabled: ltr mode in configure space flag
+ * @ltr_active: ltr mode status
+ * @ltr_active_latency: ltr mode active latency
+ * @ltr_idle_latency: ltr mode idle latency
+ * @ltr_l1off_latency: ltr mode l1off latency
+ * @dev_aspm_mode: device aspm mode
+ * @l1_snooze_delay: l1 snooze delay
+ * @ltr_l1off_sspwrgate: ltr l1off sspwrgate
+ * @ltr_l1off_snooze_sspwrgate: ltr l1off snooze sspwrgate
+ * @ocp_en: enable ocp flag
+ * @sd_400mA_ocp_thd: 400mA ocp thd
+ * @sd_800mA_ocp_thd: 800mA ocp thd
+ */
+ struct rtsx_cr_option {
+ u32 dev_flags;
+ bool force_clkreq_0;
+ bool ltr_en;
+ bool ltr_enabled;
+ bool ltr_active;
+ u32 ltr_active_latency;
+ u32 ltr_idle_latency;
+ u32 ltr_l1off_latency;
+ enum dev_aspm_mode dev_aspm_mode;
+ u32 l1_snooze_delay;
+ u8 ltr_l1off_sspwrgate;
+ u8 ltr_l1off_snooze_sspwrgate;
+ bool ocp_en;
+ u8 sd_400mA_ocp_thd;
+ u8 sd_800mA_ocp_thd;
+ };
+
+ /*
+ * struct rtsx_hw_param - card reader hardware param
+ * @interrupt_en: indicate which interrutp enable
+ * @ocp_glitch: ocp glitch time
+ */
+ struct rtsx_hw_param {
+ u32 interrupt_en;
+ u8 ocp_glitch;
+ };
+
+ #define rtsx_set_dev_flag(cr, flag) \
+ ((cr)->option.dev_flags |= (flag))
+ #define rtsx_clear_dev_flag(cr, flag) \
+ ((cr)->option.dev_flags &= ~(flag))
+ #define rtsx_check_dev_flag(cr, flag) \
+ ((cr)->option.dev_flags & (flag))
+
+ struct rtsx_pcr {
+ struct pci_dev *pci;
+ unsigned int id;
+ int pcie_cap;
+ struct rtsx_cr_option option;
+ struct rtsx_hw_param hw_param;
+
+ /* pci resources */
+ unsigned long addr;
+ void __iomem *remap_addr;
+ int irq;
+
+ /* host reserved buffer */
+ void *rtsx_resv_buf;
+ dma_addr_t rtsx_resv_buf_addr;
+
+ void *host_cmds_ptr;
+ dma_addr_t host_cmds_addr;
+ int ci;
+
+ void *host_sg_tbl_ptr;
+ dma_addr_t host_sg_tbl_addr;
+ int sgi;
+
+ u32 bier;
+ char trans_result;
+
+ unsigned int card_inserted;
+ unsigned int card_removed;
+ unsigned int card_exist;
+
+ struct delayed_work carddet_work;
+ struct delayed_work idle_work;
+
+ spinlock_t lock;
+ struct mutex pcr_mutex;
+ struct completion *done;
+ struct completion *finish_me;
+
+ unsigned int cur_clock;
+ bool remove_pci;
+ bool msi_en;
+
+ #define EXTRA_CAPS_SD_SDR50 (1 << 0)
+ #define EXTRA_CAPS_SD_SDR104 (1 << 1)
+ #define EXTRA_CAPS_SD_DDR50 (1 << 2)
+ #define EXTRA_CAPS_MMC_HSDDR (1 << 3)
+ #define EXTRA_CAPS_MMC_HS200 (1 << 4)
+ #define EXTRA_CAPS_MMC_8BIT (1 << 5)
+ u32 extra_caps;
+
+ #define IC_VER_A 0
+ #define IC_VER_B 1
+ #define IC_VER_C 2
+ #define IC_VER_D 3
+ u8 ic_version;
+
+ u8 sd30_drive_sel_1v8;
+ u8 sd30_drive_sel_3v3;
+ u8 card_drive_sel;
+ #define ASPM_L1_EN 0x02
+ u8 aspm_en;
+ bool aspm_enabled;
+
+ #define PCR_MS_PMOS (1 << 0)
+ #define PCR_REVERSE_SOCKET (1 << 1)
+ u32 flags;
+
+ u32 tx_initial_phase;
+ u32 rx_initial_phase;
+
+ const u32 *sd_pull_ctl_enable_tbl;
+ const u32 *sd_pull_ctl_disable_tbl;
+ const u32 *ms_pull_ctl_enable_tbl;
+ const u32 *ms_pull_ctl_disable_tbl;
+
+ const struct pcr_ops *ops;
+ enum PDEV_STAT state;
+
+ u16 reg_pm_ctrl3;
+
+ int num_slots;
+ struct rtsx_slot *slots;
+
+ u8 dma_error_count;
+ u8 ocp_stat;
+ u8 ocp_stat2;
+ };
+
+ #define PID_524A 0x524A
+ #define PID_5249 0x5249
+ #define PID_5250 0x5250
+ #define PID_525A 0x525A
+ #define PID_5260 0x5260
+
+ #define CHK_PCI_PID(pcr, pid) ((pcr)->pci->device == (pid))
+ #define PCI_VID(pcr) ((pcr)->pci->vendor)
+ #define PCI_PID(pcr) ((pcr)->pci->device)
+ #define is_version(pcr, pid, ver) \
+ (CHK_PCI_PID(pcr, pid) && (pcr)->ic_version == (ver))
+ #define pcr_dbg(pcr, fmt, arg...) \
+ dev_dbg(&(pcr)->pci->dev, fmt, ##arg)
+
+ #define SDR104_PHASE(val) ((val) & 0xFF)
+ #define SDR50_PHASE(val) (((val) >> 8) & 0xFF)
+ #define DDR50_PHASE(val) (((val) >> 16) & 0xFF)
+ #define SDR104_TX_PHASE(pcr) SDR104_PHASE((pcr)->tx_initial_phase)
+ #define SDR50_TX_PHASE(pcr) SDR50_PHASE((pcr)->tx_initial_phase)
+ #define DDR50_TX_PHASE(pcr) DDR50_PHASE((pcr)->tx_initial_phase)
+ #define SDR104_RX_PHASE(pcr) SDR104_PHASE((pcr)->rx_initial_phase)
+ #define SDR50_RX_PHASE(pcr) SDR50_PHASE((pcr)->rx_initial_phase)
+ #define DDR50_RX_PHASE(pcr) DDR50_PHASE((pcr)->rx_initial_phase)
+ #define SET_CLOCK_PHASE(sdr104, sdr50, ddr50) \
+ (((ddr50) << 16) | ((sdr50) << 8) | (sdr104))
+
+ void rtsx_pci_start_run(struct rtsx_pcr *pcr);
+ int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
+ int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
+ int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
+ int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
+ void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
+ void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
+ u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
+ void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
+ int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
+ int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read, int timeout);
+ int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read);
+ void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int num_sg, bool read);
+ int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+ int count, bool read, int timeout);
+ int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
+ int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
+ int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
+ int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
+ int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
+ u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
+ int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
+ int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
+ int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
+ int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
+ unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
+ void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
+
+ static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
+ {
+ return (u8 *)(pcr->host_cmds_ptr);
+ }
+
+ static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
+ u8 mask, u8 append)
+ {
+ int err;
+ u8 val;
+
+ err = pci_read_config_byte(pcr->pci, addr, &val);
+ if (err < 0)
+ return err;
+ return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
+ }
+
+ static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
+ {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg, 0xFF, val >> 24);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
+ }
+
+ static inline int rtsx_pci_update_phy(struct rtsx_pcr *pcr, u8 addr,
+ u16 mask, u16 append)
+ {
+ int err;
+ u16 val;
+
+ err = rtsx_pci_read_phy_register(pcr, addr, &val);
+ if (err < 0)
+ return err;
+
+ return rtsx_pci_write_phy_register(pcr, addr, (val & mask) | append);
+ }
+
+ #endif
projects / linux / commitdiff