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misc: rtsx: add to support new card reader rts5264 new definition and function
in order to support NEW chip rts5264, the definitions of some internal registers are define in new file rts5264.h, and some callback functions and the workflow for rts5264 are define in new file rts5264.c also add rts5264.o to Makefile Signed-off-by: Ricky Wu <ricky_wu@realtek.com> Link: https://lore.kernel.org/r/20231208032145.2143580-2-ricky_wu@realtek.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ricky Wu
Greg Kroah-Hartman
parent
aaee477e3e
commit
c27dfca455
@ -1,5 +1,5 @@
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# SPDX-License-Identifier: GPL-2.0-only
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obj-$(CONFIG_MISC_ALCOR_PCI) += alcor_pci.o
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obj-$(CONFIG_MISC_RTSX_PCI) += rtsx_pci.o
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rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o rts5260.o rts5261.o rts5228.o
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rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o rts5260.o rts5261.o rts5228.o rts5264.o
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obj-$(CONFIG_MISC_RTSX_USB) += rtsx_usb.o
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886
drivers/misc/cardreader/rts5264.c
Normal file
886
drivers/misc/cardreader/rts5264.c
Normal file
@ -0,0 +1,886 @@
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// SPDX-License-Identifier: GPL-2.0-or-later
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/* Driver for Realtek PCI-Express card reader
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*
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* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
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*
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* Author:
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* Ricky Wu <ricky_wu@realtek.com>
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*/
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#include <linux/module.h>
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#include <linux/delay.h>
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#include <linux/rtsx_pci.h>
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#include "rts5264.h"
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#include "rtsx_pcr.h"
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static u8 rts5264_get_ic_version(struct rtsx_pcr *pcr)
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{
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u8 val;
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rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
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return val & 0x0F;
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}
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static void rts5264_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
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{
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u8 driving_3v3[4][3] = {
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{0x88, 0x88, 0x88},
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{0x77, 0x77, 0x77},
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{0x99, 0x99, 0x99},
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{0x66, 0x66, 0x66},
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};
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u8 driving_1v8[4][3] = {
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{0x99, 0x99, 0x99},
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{0x77, 0x77, 0x77},
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{0xBB, 0xBB, 0xBB},
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{0x65, 0x65, 0x65},
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};
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u8 (*driving)[3], drive_sel;
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if (voltage == OUTPUT_3V3) {
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driving = driving_3v3;
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drive_sel = pcr->sd30_drive_sel_3v3;
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} else {
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driving = driving_1v8;
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drive_sel = pcr->sd30_drive_sel_1v8;
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}
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rtsx_pci_write_register(pcr, SD30_CLK_DRIVE_SEL,
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0xFF, driving[drive_sel][0]);
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rtsx_pci_write_register(pcr, SD30_CMD_DRIVE_SEL,
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0xFF, driving[drive_sel][1]);
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rtsx_pci_write_register(pcr, SD30_DAT_DRIVE_SEL,
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0xFF, driving[drive_sel][2]);
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}
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static void rts5264_force_power_down(struct rtsx_pcr *pcr, u8 pm_state, bool runtime)
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{
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/* Set relink_time to 0 */
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rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 1, MASK_8_BIT_DEF, 0);
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rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, MASK_8_BIT_DEF, 0);
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rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3,
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RELINK_TIME_MASK, 0);
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if (pm_state == HOST_ENTER_S3)
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rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
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D3_DELINK_MODE_EN, D3_DELINK_MODE_EN);
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if (!runtime) {
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rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG1,
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CD_RESUME_EN_MASK, 0);
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rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x00);
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rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
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FORCE_PM_CONTROL | FORCE_PM_VALUE, FORCE_PM_CONTROL);
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} else {
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rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
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FORCE_PM_CONTROL | FORCE_PM_VALUE, 0);
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rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x01);
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rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3,
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D3_DELINK_MODE_EN, 0);
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rtsx_pci_write_register(pcr, RTS5264_FW_CTL,
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RTS5264_INFORM_RTD3_COLD, RTS5264_INFORM_RTD3_COLD);
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rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG4,
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RTS5264_FORCE_PRSNT_LOW, RTS5264_FORCE_PRSNT_LOW);
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}
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rtsx_pci_write_register(pcr, RTS5264_REG_FPDCTL,
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SSC_POWER_DOWN, SSC_POWER_DOWN);
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}
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static int rts5264_enable_auto_blink(struct rtsx_pcr *pcr)
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{
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return rtsx_pci_write_register(pcr, OLT_LED_CTL,
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LED_SHINE_MASK, LED_SHINE_EN);
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}
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static int rts5264_disable_auto_blink(struct rtsx_pcr *pcr)
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{
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return rtsx_pci_write_register(pcr, OLT_LED_CTL,
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LED_SHINE_MASK, LED_SHINE_DISABLE);
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}
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static int rts5264_turn_on_led(struct rtsx_pcr *pcr)
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{
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return rtsx_pci_write_register(pcr, GPIO_CTL,
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0x02, 0x02);
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}
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static int rts5264_turn_off_led(struct rtsx_pcr *pcr)
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{
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return rtsx_pci_write_register(pcr, GPIO_CTL,
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0x02, 0x00);
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}
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/* SD Pull Control Enable:
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* SD_DAT[3:0] ==> pull up
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* SD_CD ==> pull up
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* SD_WP ==> pull up
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* SD_CMD ==> pull up
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* SD_CLK ==> pull down
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*/
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static const u32 rts5264_sd_pull_ctl_enable_tbl[] = {
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RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
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RTSX_REG_PAIR(CARD_PULL_CTL3, 0xE9),
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0,
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};
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/* SD Pull Control Disable:
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* SD_DAT[3:0] ==> pull down
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* SD_CD ==> pull up
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* SD_WP ==> pull down
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* SD_CMD ==> pull down
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* SD_CLK ==> pull down
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*/
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static const u32 rts5264_sd_pull_ctl_disable_tbl[] = {
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RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
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RTSX_REG_PAIR(CARD_PULL_CTL3, 0xD5),
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0,
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};
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static int rts5264_sd_set_sample_push_timing_sd30(struct rtsx_pcr *pcr)
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{
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rtsx_pci_write_register(pcr, SD_CFG1, SD_MODE_SELECT_MASK
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| SD_ASYNC_FIFO_NOT_RST, SD_30_MODE | SD_ASYNC_FIFO_NOT_RST);
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rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, CLK_LOW_FREQ);
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rtsx_pci_write_register(pcr, CARD_CLK_SOURCE, 0xFF,
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CRC_VAR_CLK0 | SD30_FIX_CLK | SAMPLE_VAR_CLK1);
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rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, 0);
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return 0;
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}
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static int rts5264_card_power_on(struct rtsx_pcr *pcr, int card)
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{
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struct rtsx_cr_option *option = &pcr->option;
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if (option->ocp_en)
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rtsx_pci_enable_ocp(pcr);
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rtsx_pci_write_register(pcr, REG_CRC_DUMMY_0,
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CFG_SD_POW_AUTO_PD, CFG_SD_POW_AUTO_PD);
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rtsx_pci_write_register(pcr, RTS5264_LDO1_CFG1,
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RTS5264_LDO1_TUNE_MASK, RTS5264_LDO1_33);
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rtsx_pci_write_register(pcr, RTS5264_LDO1233318_POW_CTL,
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RTS5264_LDO1_POWERON, RTS5264_LDO1_POWERON);
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rtsx_pci_write_register(pcr, RTS5264_LDO1233318_POW_CTL,
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RTS5264_LDO3318_POWERON, RTS5264_LDO3318_POWERON);
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msleep(20);
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rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, SD_OUTPUT_EN);
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/* Initialize SD_CFG1 register */
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rtsx_pci_write_register(pcr, SD_CFG1, 0xFF,
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SD_CLK_DIVIDE_128 | SD_20_MODE | SD_BUS_WIDTH_1BIT);
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rtsx_pci_write_register(pcr, SD_SAMPLE_POINT_CTL,
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0xFF, SD20_RX_POS_EDGE);
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rtsx_pci_write_register(pcr, SD_PUSH_POINT_CTL, 0xFF, 0);
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rtsx_pci_write_register(pcr, CARD_STOP, SD_STOP | SD_CLR_ERR,
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SD_STOP | SD_CLR_ERR);
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/* Reset SD_CFG3 register */
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rtsx_pci_write_register(pcr, SD_CFG3, SD30_CLK_END_EN, 0);
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rtsx_pci_write_register(pcr, REG_SD_STOP_SDCLK_CFG,
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SD30_CLK_STOP_CFG_EN | SD30_CLK_STOP_CFG1 |
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SD30_CLK_STOP_CFG0, 0);
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if (pcr->extra_caps & EXTRA_CAPS_SD_SDR50 ||
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pcr->extra_caps & EXTRA_CAPS_SD_SDR104)
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rts5264_sd_set_sample_push_timing_sd30(pcr);
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return 0;
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}
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static int rts5264_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
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{
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rtsx_pci_write_register(pcr, RTS5264_CARD_PWR_CTL,
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RTS5264_PUPDC, RTS5264_PUPDC);
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switch (voltage) {
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case OUTPUT_3V3:
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rtsx_pci_write_register(pcr, RTS5264_LDO1233318_POW_CTL,
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RTS5264_TUNE_REF_LDO3318, RTS5264_TUNE_REF_LDO3318);
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rtsx_pci_write_register(pcr, RTS5264_DV3318_CFG,
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RTS5264_DV3318_TUNE_MASK, RTS5264_DV3318_33);
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rtsx_pci_write_register(pcr, SD_PAD_CTL,
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SD_IO_USING_1V8, 0);
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break;
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case OUTPUT_1V8:
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rtsx_pci_write_register(pcr, RTS5264_LDO1233318_POW_CTL,
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RTS5264_TUNE_REF_LDO3318, RTS5264_TUNE_REF_LDO3318_DFT);
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rtsx_pci_write_register(pcr, RTS5264_DV3318_CFG,
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RTS5264_DV3318_TUNE_MASK, RTS5264_DV3318_18);
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rtsx_pci_write_register(pcr, SD_PAD_CTL,
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SD_IO_USING_1V8, SD_IO_USING_1V8);
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break;
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default:
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return -EINVAL;
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}
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/* set pad drive */
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rts5264_fill_driving(pcr, voltage);
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return 0;
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}
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static void rts5264_stop_cmd(struct rtsx_pcr *pcr)
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{
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rtsx_pci_writel(pcr, RTSX_HCBCTLR, STOP_CMD);
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rtsx_pci_writel(pcr, RTSX_HDBCTLR, STOP_DMA);
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rtsx_pci_write_register(pcr, DMACTL, DMA_RST, DMA_RST);
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rtsx_pci_write_register(pcr, RBCTL, RB_FLUSH, RB_FLUSH);
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}
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static void rts5264_card_before_power_off(struct rtsx_pcr *pcr)
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{
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rts5264_stop_cmd(pcr);
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rts5264_switch_output_voltage(pcr, OUTPUT_3V3);
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}
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static int rts5264_card_power_off(struct rtsx_pcr *pcr, int card)
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{
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int err = 0;
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rts5264_card_before_power_off(pcr);
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err = rtsx_pci_write_register(pcr, RTS5264_LDO1233318_POW_CTL,
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RTS5264_LDO_POWERON_MASK, 0);
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rtsx_pci_write_register(pcr, REG_CRC_DUMMY_0,
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CFG_SD_POW_AUTO_PD, 0);
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if (pcr->option.ocp_en)
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rtsx_pci_disable_ocp(pcr);
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return err;
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}
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static void rts5264_enable_ocp(struct rtsx_pcr *pcr)
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{
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u8 mask = 0;
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u8 val = 0;
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rtsx_pci_write_register(pcr, RTS5264_LDO1_CFG0,
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RTS5264_LDO1_OCP_EN | RTS5264_LDO1_OCP_LMT_EN,
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RTS5264_LDO1_OCP_EN | RTS5264_LDO1_OCP_LMT_EN);
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rtsx_pci_write_register(pcr, RTS5264_LDO2_CFG0,
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RTS5264_LDO2_OCP_EN | RTS5264_LDO2_OCP_LMT_EN,
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RTS5264_LDO2_OCP_EN | RTS5264_LDO2_OCP_LMT_EN);
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rtsx_pci_write_register(pcr, RTS5264_LDO3_CFG0,
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RTS5264_LDO3_OCP_EN | RTS5264_LDO3_OCP_LMT_EN,
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RTS5264_LDO3_OCP_EN | RTS5264_LDO3_OCP_LMT_EN);
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rtsx_pci_write_register(pcr, RTS5264_OVP_DET,
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RTS5264_POW_VDET, RTS5264_POW_VDET);
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mask = SD_OCP_INT_EN | SD_DETECT_EN;
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mask |= SDVIO_OCP_INT_EN | SDVIO_DETECT_EN;
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val = mask;
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rtsx_pci_write_register(pcr, REG_OCPCTL, mask, val);
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mask = SD_VDD3_OCP_INT_EN | SD_VDD3_DETECT_EN;
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val = mask;
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rtsx_pci_write_register(pcr, RTS5264_OCP_VDD3_CTL, mask, val);
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mask = RTS5264_OVP_INT_EN | RTS5264_OVP_DETECT_EN;
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val = mask;
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rtsx_pci_write_register(pcr, RTS5264_OVP_CTL, mask, val);
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}
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static void rts5264_disable_ocp(struct rtsx_pcr *pcr)
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{
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u8 mask = 0;
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mask = SD_OCP_INT_EN | SD_DETECT_EN;
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mask |= SDVIO_OCP_INT_EN | SDVIO_DETECT_EN;
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rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
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mask = SD_VDD3_OCP_INT_EN | SD_VDD3_DETECT_EN;
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rtsx_pci_write_register(pcr, RTS5264_OCP_VDD3_CTL, mask, 0);
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mask = RTS5264_OVP_INT_EN | RTS5264_OVP_DETECT_EN;
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rtsx_pci_write_register(pcr, RTS5264_OVP_CTL, mask, 0);
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rtsx_pci_write_register(pcr, RTS5264_LDO1_CFG0,
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RTS5264_LDO1_OCP_EN | RTS5264_LDO1_OCP_LMT_EN, 0);
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rtsx_pci_write_register(pcr, RTS5264_LDO2_CFG0,
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RTS5264_LDO2_OCP_EN | RTS5264_LDO2_OCP_LMT_EN, 0);
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rtsx_pci_write_register(pcr, RTS5264_LDO3_CFG0,
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RTS5264_LDO3_OCP_EN | RTS5264_LDO3_OCP_LMT_EN, 0);
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rtsx_pci_write_register(pcr, RTS5264_OVP_DET, RTS5264_POW_VDET, 0);
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}
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static void rts5264_init_ocp(struct rtsx_pcr *pcr)
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{
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struct rtsx_cr_option *option = &pcr->option;
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if (option->ocp_en) {
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u8 mask, val;
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rtsx_pci_write_register(pcr, RTS5264_LDO1_CFG0,
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RTS5264_LDO1_OCP_THD_MASK, option->sd_800mA_ocp_thd);
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rtsx_pci_write_register(pcr, RTS5264_LDO1_CFG0,
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RTS5264_LDO1_OCP_LMT_THD_MASK,
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RTS5264_LDO1_LMT_THD_2000);
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rtsx_pci_write_register(pcr, RTS5264_LDO2_CFG0,
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RTS5264_LDO2_OCP_THD_MASK, RTS5264_LDO2_OCP_THD_950);
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rtsx_pci_write_register(pcr, RTS5264_LDO2_CFG0,
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RTS5264_LDO2_OCP_LMT_THD_MASK,
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RTS5264_LDO2_LMT_THD_2000);
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rtsx_pci_write_register(pcr, RTS5264_LDO3_CFG0,
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RTS5264_LDO3_OCP_THD_MASK, RTS5264_LDO3_OCP_THD_710);
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rtsx_pci_write_register(pcr, RTS5264_LDO3_CFG0,
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RTS5264_LDO3_OCP_LMT_THD_MASK,
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RTS5264_LDO3_LMT_THD_1500);
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rtsx_pci_write_register(pcr, RTS5264_OVP_DET,
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RTS5264_TUNE_VROV_MASK, RTS5264_TUNE_VROV_1V6);
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mask = SD_OCP_GLITCH_MASK | SDVIO_OCP_GLITCH_MASK;
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val = pcr->hw_param.ocp_glitch;
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rtsx_pci_write_register(pcr, REG_OCPGLITCH, mask, val);
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||||
} else {
|
||||
rtsx_pci_write_register(pcr, RTS5264_LDO1_CFG0,
|
||||
RTS5264_LDO1_OCP_EN | RTS5264_LDO1_OCP_LMT_EN, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_LDO2_CFG0,
|
||||
RTS5264_LDO2_OCP_EN | RTS5264_LDO2_OCP_LMT_EN, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_LDO3_CFG0,
|
||||
RTS5264_LDO3_OCP_EN | RTS5264_LDO3_OCP_LMT_EN, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_OVP_DET,
|
||||
RTS5264_POW_VDET, 0);
|
||||
}
|
||||
}
|
||||
|
||||
static int rts5264_get_ocpstat2(struct rtsx_pcr *pcr, u8 *val)
|
||||
{
|
||||
return rtsx_pci_read_register(pcr, RTS5264_OCP_VDD3_STS, val);
|
||||
}
|
||||
|
||||
static int rts5264_get_ovpstat(struct rtsx_pcr *pcr, u8 *val)
|
||||
{
|
||||
return rtsx_pci_read_register(pcr, RTS5264_OVP_STS, val);
|
||||
}
|
||||
|
||||
static void rts5264_clear_ocpstat(struct rtsx_pcr *pcr)
|
||||
{
|
||||
u8 mask = 0;
|
||||
u8 val = 0;
|
||||
|
||||
mask = SD_OCP_INT_CLR | SD_OC_CLR;
|
||||
mask |= SDVIO_OCP_INT_CLR | SDVIO_OC_CLR;
|
||||
val = mask;
|
||||
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, val);
|
||||
rtsx_pci_write_register(pcr, RTS5264_OCP_VDD3_CTL,
|
||||
SD_VDD3_OCP_INT_CLR | SD_VDD3_OC_CLR,
|
||||
SD_VDD3_OCP_INT_CLR | SD_VDD3_OC_CLR);
|
||||
rtsx_pci_write_register(pcr, RTS5264_OVP_CTL,
|
||||
RTS5264_OVP_INT_CLR | RTS5264_OVP_CLR,
|
||||
RTS5264_OVP_INT_CLR | RTS5264_OVP_CLR);
|
||||
|
||||
udelay(1000);
|
||||
|
||||
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_OCP_VDD3_CTL,
|
||||
SD_VDD3_OCP_INT_CLR | SD_VDD3_OC_CLR, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_OVP_CTL,
|
||||
RTS5264_OVP_INT_CLR | RTS5264_OVP_CLR, 0);
|
||||
}
|
||||
|
||||
static void rts5264_process_ocp(struct rtsx_pcr *pcr)
|
||||
{
|
||||
if (!pcr->option.ocp_en)
|
||||
return;
|
||||
|
||||
rtsx_pci_get_ocpstat(pcr, &pcr->ocp_stat);
|
||||
rts5264_get_ocpstat2(pcr, &pcr->ocp_stat2);
|
||||
rts5264_get_ovpstat(pcr, &pcr->ovp_stat);
|
||||
|
||||
if ((pcr->ocp_stat & (SD_OC_NOW | SD_OC_EVER | SDVIO_OC_NOW | SDVIO_OC_EVER)) ||
|
||||
(pcr->ocp_stat2 & (SD_VDD3_OC_NOW | SD_VDD3_OC_EVER)) ||
|
||||
(pcr->ovp_stat & (RTS5264_OVP_NOW | RTS5264_OVP_EVER))) {
|
||||
rts5264_clear_ocpstat(pcr);
|
||||
rts5264_card_power_off(pcr, RTSX_SD_CARD);
|
||||
rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, 0);
|
||||
pcr->ocp_stat = 0;
|
||||
pcr->ocp_stat2 = 0;
|
||||
pcr->ovp_stat = 0;
|
||||
}
|
||||
}
|
||||
|
||||
static void rts5264_init_from_hw(struct rtsx_pcr *pcr)
|
||||
{
|
||||
struct pci_dev *pdev = pcr->pci;
|
||||
u32 lval1, lval2, i;
|
||||
u16 setting_reg1, setting_reg2;
|
||||
u8 valid, efuse_valid, tmp;
|
||||
|
||||
rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
|
||||
REG_EFUSE_POR | REG_EFUSE_POWER_MASK,
|
||||
REG_EFUSE_POR | REG_EFUSE_POWERON);
|
||||
udelay(1);
|
||||
rtsx_pci_write_register(pcr, RTS5264_EFUSE_ADDR,
|
||||
RTS5264_EFUSE_ADDR_MASK, 0x00);
|
||||
rtsx_pci_write_register(pcr, RTS5264_EFUSE_CTL,
|
||||
RTS5264_EFUSE_ENABLE | RTS5264_EFUSE_MODE_MASK,
|
||||
RTS5264_EFUSE_ENABLE);
|
||||
|
||||
/* Wait transfer end */
|
||||
for (i = 0; i < MAX_RW_REG_CNT; i++) {
|
||||
rtsx_pci_read_register(pcr, RTS5264_EFUSE_CTL, &tmp);
|
||||
if ((tmp & 0x80) == 0)
|
||||
break;
|
||||
}
|
||||
rtsx_pci_read_register(pcr, RTS5264_EFUSE_READ_DATA, &tmp);
|
||||
efuse_valid = ((tmp & 0x0C) >> 2);
|
||||
pcr_dbg(pcr, "Load efuse valid: 0x%x\n", efuse_valid);
|
||||
|
||||
pci_read_config_dword(pdev, PCR_SETTING_REG2, &lval2);
|
||||
pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, lval2);
|
||||
/* 0x816 */
|
||||
valid = (u8)((lval2 >> 16) & 0x03);
|
||||
|
||||
rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
|
||||
REG_EFUSE_POR, 0);
|
||||
pcr_dbg(pcr, "Disable efuse por!\n");
|
||||
|
||||
if (efuse_valid == 2 || efuse_valid == 3) {
|
||||
if (valid == 3) {
|
||||
/* Bypass efuse */
|
||||
setting_reg1 = PCR_SETTING_REG1;
|
||||
setting_reg2 = PCR_SETTING_REG2;
|
||||
} else {
|
||||
/* Use efuse data */
|
||||
setting_reg1 = PCR_SETTING_REG4;
|
||||
setting_reg2 = PCR_SETTING_REG5;
|
||||
}
|
||||
} else if (efuse_valid == 0) {
|
||||
// default
|
||||
setting_reg1 = PCR_SETTING_REG1;
|
||||
setting_reg2 = PCR_SETTING_REG2;
|
||||
} else {
|
||||
return;
|
||||
}
|
||||
|
||||
pci_read_config_dword(pdev, setting_reg2, &lval2);
|
||||
pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", setting_reg2, lval2);
|
||||
|
||||
if (!rts5264_vendor_setting_valid(lval2)) {
|
||||
pcr_dbg(pcr, "skip fetch vendor setting\n");
|
||||
return;
|
||||
}
|
||||
|
||||
pcr->rtd3_en = rts5264_reg_to_rtd3(lval2);
|
||||
|
||||
if (rts5264_reg_check_reverse_socket(lval2))
|
||||
pcr->flags |= PCR_REVERSE_SOCKET;
|
||||
|
||||
pci_read_config_dword(pdev, setting_reg1, &lval1);
|
||||
pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", setting_reg1, lval1);
|
||||
|
||||
pcr->aspm_en = rts5264_reg_to_aspm(lval1);
|
||||
pcr->sd30_drive_sel_1v8 = rts5264_reg_to_sd30_drive_sel_1v8(lval1);
|
||||
pcr->sd30_drive_sel_3v3 = rts5264_reg_to_sd30_drive_sel_3v3(lval1);
|
||||
|
||||
if (setting_reg1 == PCR_SETTING_REG1) {
|
||||
/* store setting */
|
||||
rtsx_pci_write_register(pcr, 0xFF0C, 0xFF, (u8)(lval1 & 0xFF));
|
||||
rtsx_pci_write_register(pcr, 0xFF0D, 0xFF, (u8)((lval1 >> 8) & 0xFF));
|
||||
rtsx_pci_write_register(pcr, 0xFF0E, 0xFF, (u8)((lval1 >> 16) & 0xFF));
|
||||
rtsx_pci_write_register(pcr, 0xFF0F, 0xFF, (u8)((lval1 >> 24) & 0xFF));
|
||||
rtsx_pci_write_register(pcr, 0xFF10, 0xFF, (u8)(lval2 & 0xFF));
|
||||
rtsx_pci_write_register(pcr, 0xFF11, 0xFF, (u8)((lval2 >> 8) & 0xFF));
|
||||
rtsx_pci_write_register(pcr, 0xFF12, 0xFF, (u8)((lval2 >> 16) & 0xFF));
|
||||
|
||||
pci_write_config_dword(pdev, PCR_SETTING_REG4, lval1);
|
||||
lval2 = lval2 & 0x00FFFFFF;
|
||||
pci_write_config_dword(pdev, PCR_SETTING_REG5, lval2);
|
||||
}
|
||||
}
|
||||
|
||||
static void rts5264_init_from_cfg(struct rtsx_pcr *pcr)
|
||||
{
|
||||
struct rtsx_cr_option *option = &pcr->option;
|
||||
|
||||
if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN
|
||||
| PM_L1_1_EN | PM_L1_2_EN))
|
||||
rtsx_pci_disable_oobs_polling(pcr);
|
||||
else
|
||||
rtsx_pci_enable_oobs_polling(pcr);
|
||||
|
||||
rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0xFF, 0);
|
||||
|
||||
if (option->ltr_en) {
|
||||
if (option->ltr_enabled)
|
||||
rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
|
||||
}
|
||||
}
|
||||
|
||||
static int rts5264_extra_init_hw(struct rtsx_pcr *pcr)
|
||||
{
|
||||
struct rtsx_cr_option *option = &pcr->option;
|
||||
|
||||
rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG1,
|
||||
CD_RESUME_EN_MASK, CD_RESUME_EN_MASK);
|
||||
rtsx_pci_write_register(pcr, REG_VREF, PWD_SUSPND_EN, PWD_SUSPND_EN);
|
||||
|
||||
rts5264_init_from_cfg(pcr);
|
||||
rts5264_init_from_hw(pcr);
|
||||
|
||||
/* power off efuse */
|
||||
rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
|
||||
REG_EFUSE_POWER_MASK, REG_EFUSE_POWEROFF);
|
||||
rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG2,
|
||||
RTS5264_CHIP_RST_N_SEL, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_REG_LDO12_CFG,
|
||||
RTS5264_LDO12_SR_MASK, RTS5264_LDO12_SR_0_0_MS);
|
||||
rtsx_pci_write_register(pcr, CDGW, 0xFF, 0x01);
|
||||
rtsx_pci_write_register(pcr, RTS5264_CKMUX_MBIAS_PWR,
|
||||
RTS5264_POW_CKMUX, RTS5264_POW_CKMUX);
|
||||
rtsx_pci_write_register(pcr, RTS5264_CMD_OE_START_EARLY,
|
||||
RTS5264_CMD_OE_EARLY_EN | RTS5264_CMD_OE_EARLY_CYCLE_MASK,
|
||||
RTS5264_CMD_OE_EARLY_EN);
|
||||
rtsx_pci_write_register(pcr, RTS5264_DAT_OE_START_EARLY,
|
||||
RTS5264_DAT_OE_EARLY_EN | RTS5264_DAT_OE_EARLY_CYCLE_MASK,
|
||||
RTS5264_DAT_OE_EARLY_EN);
|
||||
rtsx_pci_write_register(pcr, SSC_DIV_N_0, 0xFF, 0x5D);
|
||||
|
||||
rtsx_pci_write_register(pcr, RTS5264_PWR_CUT,
|
||||
RTS5264_CFG_MEM_PD, RTS5264_CFG_MEM_PD);
|
||||
rtsx_pci_write_register(pcr, L1SUB_CONFIG1,
|
||||
AUX_CLK_ACTIVE_SEL_MASK, MAC_CKSW_DONE);
|
||||
rtsx_pci_write_register(pcr, L1SUB_CONFIG3, 0xFF, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG4,
|
||||
RTS5264_AUX_CLK_16M_EN, 0);
|
||||
|
||||
/* Release PRSNT# */
|
||||
rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG4,
|
||||
RTS5264_FORCE_PRSNT_LOW, 0);
|
||||
rtsx_pci_write_register(pcr, PCLK_CTL,
|
||||
PCLK_MODE_SEL, PCLK_MODE_SEL);
|
||||
|
||||
/* LED shine disabled, set initial shine cycle period */
|
||||
rtsx_pci_write_register(pcr, OLT_LED_CTL, 0x0F, 0x02);
|
||||
|
||||
/* Configure driving */
|
||||
rts5264_fill_driving(pcr, OUTPUT_3V3);
|
||||
|
||||
if (pcr->flags & PCR_REVERSE_SOCKET)
|
||||
rtsx_pci_write_register(pcr, PETXCFG, 0x30, 0x30);
|
||||
else
|
||||
rtsx_pci_write_register(pcr, PETXCFG, 0x30, 0x00);
|
||||
|
||||
/*
|
||||
* If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
|
||||
* to drive low, and we forcibly request clock.
|
||||
*/
|
||||
if (option->force_clkreq_0)
|
||||
rtsx_pci_write_register(pcr, PETXCFG,
|
||||
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
|
||||
else
|
||||
rtsx_pci_write_register(pcr, PETXCFG,
|
||||
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
|
||||
|
||||
rtsx_pci_write_register(pcr, PWD_SUSPEND_EN, 0xFF, 0xFF);
|
||||
rtsx_pci_write_register(pcr, RBCTL, U_AUTO_DMA_EN_MASK, 0);
|
||||
rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG4,
|
||||
RTS5264_F_HIGH_RC_MASK, RTS5264_F_HIGH_RC_400K);
|
||||
|
||||
if (pcr->rtd3_en) {
|
||||
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x00);
|
||||
rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
|
||||
FORCE_PM_CONTROL | FORCE_PM_VALUE, 0);
|
||||
} else {
|
||||
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x01, 0x00);
|
||||
rtsx_pci_write_register(pcr, RTS5264_REG_PME_FORCE_CTL,
|
||||
FORCE_PM_CONTROL | FORCE_PM_VALUE, FORCE_PM_CONTROL);
|
||||
}
|
||||
rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, D3_DELINK_MODE_EN, 0x00);
|
||||
|
||||
/* Clear Enter RTD3_cold Information*/
|
||||
rtsx_pci_write_register(pcr, RTS5264_FW_CTL,
|
||||
RTS5264_INFORM_RTD3_COLD, 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void rts5264_enable_aspm(struct rtsx_pcr *pcr, bool enable)
|
||||
{
|
||||
u8 val = FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1;
|
||||
u8 mask = FORCE_ASPM_VAL_MASK | FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1;
|
||||
|
||||
if (pcr->aspm_enabled == enable)
|
||||
return;
|
||||
|
||||
val |= (pcr->aspm_en & 0x02);
|
||||
rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
|
||||
pcie_capability_clear_and_set_word(pcr->pci, PCI_EXP_LNKCTL,
|
||||
PCI_EXP_LNKCTL_ASPMC, pcr->aspm_en);
|
||||
pcr->aspm_enabled = enable;
|
||||
}
|
||||
|
||||
static void rts5264_disable_aspm(struct rtsx_pcr *pcr, bool enable)
|
||||
{
|
||||
u8 val = FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1;
|
||||
u8 mask = FORCE_ASPM_VAL_MASK | FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1;
|
||||
|
||||
if (pcr->aspm_enabled == enable)
|
||||
return;
|
||||
|
||||
pcie_capability_clear_and_set_word(pcr->pci, PCI_EXP_LNKCTL,
|
||||
PCI_EXP_LNKCTL_ASPMC, 0);
|
||||
rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, mask, val);
|
||||
rtsx_pci_write_register(pcr, SD_CFG1, SD_ASYNC_FIFO_NOT_RST, 0);
|
||||
udelay(10);
|
||||
pcr->aspm_enabled = enable;
|
||||
}
|
||||
|
||||
static void rts5264_set_aspm(struct rtsx_pcr *pcr, bool enable)
|
||||
{
|
||||
if (enable)
|
||||
rts5264_enable_aspm(pcr, true);
|
||||
else
|
||||
rts5264_disable_aspm(pcr, false);
|
||||
}
|
||||
|
||||
static void rts5264_set_l1off_cfg_sub_d0(struct rtsx_pcr *pcr, int active)
|
||||
{
|
||||
struct rtsx_cr_option *option = &(pcr->option);
|
||||
|
||||
u32 interrupt = rtsx_pci_readl(pcr, RTSX_BIPR);
|
||||
int card_exist = (interrupt & SD_EXIST);
|
||||
int aspm_L1_1, aspm_L1_2;
|
||||
u8 val = 0;
|
||||
|
||||
aspm_L1_1 = rtsx_check_dev_flag(pcr, ASPM_L1_1_EN);
|
||||
aspm_L1_2 = rtsx_check_dev_flag(pcr, ASPM_L1_2_EN);
|
||||
|
||||
if (active) {
|
||||
/* Run, latency: 60us */
|
||||
if (aspm_L1_1)
|
||||
val = option->ltr_l1off_snooze_sspwrgate;
|
||||
} else {
|
||||
/* L1off, latency: 300us */
|
||||
if (aspm_L1_2)
|
||||
val = option->ltr_l1off_sspwrgate;
|
||||
}
|
||||
|
||||
if (aspm_L1_1 || aspm_L1_2) {
|
||||
if (rtsx_check_dev_flag(pcr,
|
||||
LTR_L1SS_PWR_GATE_CHECK_CARD_EN)) {
|
||||
if (card_exist)
|
||||
val &= ~L1OFF_MBIAS2_EN_5250;
|
||||
else
|
||||
val |= L1OFF_MBIAS2_EN_5250;
|
||||
}
|
||||
}
|
||||
rtsx_set_l1off_sub(pcr, val);
|
||||
}
|
||||
|
||||
static const struct pcr_ops rts5264_pcr_ops = {
|
||||
.turn_on_led = rts5264_turn_on_led,
|
||||
.turn_off_led = rts5264_turn_off_led,
|
||||
.extra_init_hw = rts5264_extra_init_hw,
|
||||
.enable_auto_blink = rts5264_enable_auto_blink,
|
||||
.disable_auto_blink = rts5264_disable_auto_blink,
|
||||
.card_power_on = rts5264_card_power_on,
|
||||
.card_power_off = rts5264_card_power_off,
|
||||
.switch_output_voltage = rts5264_switch_output_voltage,
|
||||
.force_power_down = rts5264_force_power_down,
|
||||
.stop_cmd = rts5264_stop_cmd,
|
||||
.set_aspm = rts5264_set_aspm,
|
||||
.set_l1off_cfg_sub_d0 = rts5264_set_l1off_cfg_sub_d0,
|
||||
.enable_ocp = rts5264_enable_ocp,
|
||||
.disable_ocp = rts5264_disable_ocp,
|
||||
.init_ocp = rts5264_init_ocp,
|
||||
.process_ocp = rts5264_process_ocp,
|
||||
.clear_ocpstat = rts5264_clear_ocpstat,
|
||||
};
|
||||
|
||||
static inline u8 double_ssc_depth(u8 depth)
|
||||
{
|
||||
return ((depth > 1) ? (depth - 1) : depth);
|
||||
}
|
||||
|
||||
int rts5264_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;
|
||||
u16 n;
|
||||
u8 clk_divider, mcu_cnt, div;
|
||||
static const u8 depth[] = {
|
||||
[RTSX_SSC_DEPTH_4M] = RTS5264_SSC_DEPTH_4M,
|
||||
[RTSX_SSC_DEPTH_2M] = RTS5264_SSC_DEPTH_2M,
|
||||
[RTSX_SSC_DEPTH_1M] = RTS5264_SSC_DEPTH_1M,
|
||||
[RTSX_SSC_DEPTH_500K] = RTS5264_SSC_DEPTH_512K,
|
||||
};
|
||||
|
||||
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;
|
||||
|
||||
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 = pcr->ops->conv_clk_and_div_n(clk, CLK_TO_DIV_N);
|
||||
else
|
||||
n = clk - 4;
|
||||
if ((clk <= 4) || (n > 396))
|
||||
return -EINVAL;
|
||||
|
||||
mcu_cnt = 125/clk + 3;
|
||||
if (mcu_cnt > 15)
|
||||
mcu_cnt = 15;
|
||||
|
||||
div = CLK_DIV_1;
|
||||
while ((n < MIN_DIV_N_PCR - 4) && (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 = pcr->ops->conv_clk_and_div_n(dbl_clk,
|
||||
CLK_TO_DIV_N);
|
||||
} else {
|
||||
n = (n + 4) * 2 - 4;
|
||||
}
|
||||
div++;
|
||||
}
|
||||
|
||||
n = (n / 2) - 1;
|
||||
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);
|
||||
|
||||
if (ssc_depth) {
|
||||
if (div == CLK_DIV_2) {
|
||||
if (ssc_depth > 1)
|
||||
ssc_depth -= 1;
|
||||
else
|
||||
ssc_depth = RTS5264_SSC_DEPTH_8M;
|
||||
} else if (div == CLK_DIV_4) {
|
||||
if (ssc_depth > 2)
|
||||
ssc_depth -= 2;
|
||||
else
|
||||
ssc_depth = RTS5264_SSC_DEPTH_8M;
|
||||
} else if (div == CLK_DIV_8) {
|
||||
if (ssc_depth > 3)
|
||||
ssc_depth -= 3;
|
||||
else
|
||||
ssc_depth = RTS5264_SSC_DEPTH_8M;
|
||||
}
|
||||
} else {
|
||||
ssc_depth = 0;
|
||||
}
|
||||
pcr_dbg(pcr, "ssc_depth = %d\n", ssc_depth);
|
||||
|
||||
rtsx_pci_init_cmd(pcr);
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CLK_CTL,
|
||||
CHANGE_CLK, CHANGE_CLK);
|
||||
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);
|
||||
|
||||
if (is_version(pcr, 0x5264, IC_VER_A)) {
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, RTS5264_CARD_CLK_SRC2,
|
||||
RTS5264_REG_BIG_KVCO_A, 0);
|
||||
} else {
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, SSC_RSTB);
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, RTS5264_SYS_DUMMY_1,
|
||||
RTS5264_REG_BIG_KVCO, 0);
|
||||
}
|
||||
|
||||
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_VPCLK1_CTL,
|
||||
PHASE_NOT_RESET, 0);
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK0_CTL,
|
||||
PHASE_NOT_RESET, PHASE_NOT_RESET);
|
||||
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD_VPCLK1_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, CHANGE_CLK, 0);
|
||||
if (err < 0)
|
||||
return err;
|
||||
|
||||
pcr->cur_clock = clk;
|
||||
return 0;
|
||||
}
|
||||
|
||||
void rts5264_init_params(struct rtsx_pcr *pcr)
|
||||
{
|
||||
struct rtsx_cr_option *option = &pcr->option;
|
||||
struct rtsx_hw_param *hw_param = &pcr->hw_param;
|
||||
u8 val;
|
||||
|
||||
pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
|
||||
pcr->extra_caps |= EXTRA_CAPS_NO_MMC;
|
||||
rtsx_pci_read_register(pcr, RTS5264_FW_STATUS, &val);
|
||||
if (!(val & RTS5264_EXPRESS_LINK_FAIL_MASK))
|
||||
pcr->extra_caps |= EXTRA_CAPS_SD_EXPRESS;
|
||||
pcr->num_slots = 1;
|
||||
pcr->ops = &rts5264_pcr_ops;
|
||||
|
||||
pcr->flags = 0;
|
||||
pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
|
||||
pcr->sd30_drive_sel_1v8 = 0x00;
|
||||
pcr->sd30_drive_sel_3v3 = 0x00;
|
||||
pcr->aspm_en = ASPM_L1_EN;
|
||||
pcr->aspm_mode = ASPM_MODE_REG;
|
||||
pcr->tx_initial_phase = SET_CLOCK_PHASE(24, 24, 11);
|
||||
pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5);
|
||||
|
||||
pcr->ic_version = rts5264_get_ic_version(pcr);
|
||||
pcr->sd_pull_ctl_enable_tbl = rts5264_sd_pull_ctl_enable_tbl;
|
||||
pcr->sd_pull_ctl_disable_tbl = rts5264_sd_pull_ctl_disable_tbl;
|
||||
|
||||
pcr->reg_pm_ctrl3 = RTS5264_AUTOLOAD_CFG3;
|
||||
|
||||
option->dev_flags = (LTR_L1SS_PWR_GATE_CHECK_CARD_EN
|
||||
| LTR_L1SS_PWR_GATE_EN);
|
||||
option->ltr_en = true;
|
||||
|
||||
/* init latency of active, idle, L1OFF to 60us, 300us, 3ms */
|
||||
option->ltr_active_latency = LTR_ACTIVE_LATENCY_DEF;
|
||||
option->ltr_idle_latency = LTR_IDLE_LATENCY_DEF;
|
||||
option->ltr_l1off_latency = LTR_L1OFF_LATENCY_DEF;
|
||||
option->l1_snooze_delay = L1_SNOOZE_DELAY_DEF;
|
||||
option->ltr_l1off_sspwrgate = 0x7F;
|
||||
option->ltr_l1off_snooze_sspwrgate = 0x78;
|
||||
|
||||
option->ocp_en = 1;
|
||||
hw_param->interrupt_en |= (SD_OC_INT_EN | SD_OVP_INT_EN);
|
||||
hw_param->ocp_glitch = SD_OCP_GLITCH_800U | SDVIO_OCP_GLITCH_800U;
|
||||
option->sd_800mA_ocp_thd = RTS5264_LDO1_OCP_THD_1150;
|
||||
}
|
||||
278
drivers/misc/cardreader/rts5264.h
Normal file
278
drivers/misc/cardreader/rts5264.h
Normal file
@ -0,0 +1,278 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
/* Driver for Realtek PCI-Express card reader
|
||||
*
|
||||
* Copyright(c) 2018-2019 Realtek Semiconductor Corp. All rights reserved.
|
||||
*
|
||||
* Author:
|
||||
* Ricky Wu <ricky_wu@realtek.com>
|
||||
*/
|
||||
#ifndef RTS5264_H
|
||||
#define RTS5264_H
|
||||
|
||||
/*New add*/
|
||||
#define rts5264_vendor_setting_valid(reg) ((reg) & 0x010000)
|
||||
#define rts5264_reg_to_aspm(reg) \
|
||||
(((~(reg) >> 28) & 0x02) | (((reg) >> 28) & 0x01))
|
||||
#define rts5264_reg_check_reverse_socket(reg) ((reg) & 0x04)
|
||||
#define rts5264_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 22) & 0x03)
|
||||
#define rts5264_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 16) & 0x03)
|
||||
#define rts5264_reg_to_rtd3(reg) ((reg) & 0x08)
|
||||
|
||||
#define RTS5264_AUTOLOAD_CFG0 0xFF7B
|
||||
#define RTS5264_AUTOLOAD_CFG1 0xFF7C
|
||||
#define RTS5264_AUTOLOAD_CFG3 0xFF7E
|
||||
#define RTS5264_AUTOLOAD_CFG4 0xFF7F
|
||||
#define RTS5264_FORCE_PRSNT_LOW (1 << 6)
|
||||
#define RTS5264_AUX_CLK_16M_EN (1 << 5)
|
||||
#define RTS5264_F_HIGH_RC_MASK (1 << 4)
|
||||
#define RTS5264_F_HIGH_RC_1_6M (1 << 4)
|
||||
#define RTS5264_F_HIGH_RC_400K (0 << 4)
|
||||
|
||||
/* SSC_CTL2 0xFC12 */
|
||||
#define RTS5264_SSC_DEPTH_MASK 0x07
|
||||
#define RTS5264_SSC_DEPTH_DISALBE 0x00
|
||||
#define RTS5264_SSC_DEPTH_8M 0x01
|
||||
#define RTS5264_SSC_DEPTH_4M 0x02
|
||||
#define RTS5264_SSC_DEPTH_2M 0x03
|
||||
#define RTS5264_SSC_DEPTH_1M 0x04
|
||||
#define RTS5264_SSC_DEPTH_512K 0x05
|
||||
#define RTS5264_SSC_DEPTH_256K 0x06
|
||||
#define RTS5264_SSC_DEPTH_128K 0x07
|
||||
|
||||
#define RTS5264_CARD_CLK_SRC2 0xFC2F
|
||||
#define RTS5264_REG_BIG_KVCO_A 0x20
|
||||
|
||||
/* efuse control register*/
|
||||
#define RTS5264_EFUSE_CTL 0xFC30
|
||||
#define RTS5264_EFUSE_ENABLE 0x80
|
||||
/* EFUSE_MODE: 0=READ 1=PROGRAM */
|
||||
#define RTS5264_EFUSE_MODE_MASK 0x40
|
||||
#define RTS5264_EFUSE_PROGRAM 0x40
|
||||
|
||||
#define RTS5264_EFUSE_ADDR 0xFC31
|
||||
#define RTS5264_EFUSE_ADDR_MASK 0x3F
|
||||
|
||||
#define RTS5264_EFUSE_WRITE_DATA 0xFC32
|
||||
#define RTS5264_EFUSE_READ_DATA 0xFC34
|
||||
|
||||
#define RTS5264_SYS_DUMMY_1 0xFC35
|
||||
#define RTS5264_REG_BIG_KVCO 0x04
|
||||
|
||||
/* DMACTL 0xFE2C */
|
||||
#define RTS5264_DMA_PACK_SIZE_MASK 0x70
|
||||
|
||||
#define RTS5264_FW_CFG1 0xFF55
|
||||
#define RTS5264_SYS_CLK_SEL_MCU_CLK (0x01<<7)
|
||||
#define RTS5264_CRC_CLK_SEL_MCU_CLK (0x01<<6)
|
||||
#define RTS5264_FAKE_MCU_CLOCK_GATING (0x01<<5)
|
||||
#define RTS5264_MCU_BUS_SEL_MASK (0x01<<4)
|
||||
|
||||
/* FW status register */
|
||||
#define RTS5264_FW_STATUS 0xFF56
|
||||
#define RTS5264_EXPRESS_LINK_FAIL_MASK (0x01<<7)
|
||||
|
||||
/* FW control register */
|
||||
#define RTS5264_FW_CTL 0xFF5F
|
||||
#define RTS5264_INFORM_RTD3_COLD (0x01<<5)
|
||||
|
||||
#define RTS5264_REG_FPDCTL 0xFF60
|
||||
|
||||
#define RTS5264_REG_LDO12_CFG 0xFF6E
|
||||
#define RTS5264_LDO12_SR_MASK (0x03<<6)
|
||||
#define RTS5264_LDO12_SR_1_0_MS (0x03<<6)
|
||||
#define RTS5264_LDO12_SR_0_5_MS (0x02<<6)
|
||||
#define RTS5264_LDO12_SR_0_2_5_MS (0x01<<6)
|
||||
#define RTS5264_LDO12_SR_0_0_MS (0x00<<6)
|
||||
#define RTS5264_LDO12_VO_TUNE_MASK (0x07<<1)
|
||||
#define RTS5264_LDO12_115 (0x03<<1)
|
||||
#define RTS5264_LDO12_120 (0x04<<1)
|
||||
#define RTS5264_LDO12_125 (0x05<<1)
|
||||
#define RTS5264_LDO12_130 (0x06<<1)
|
||||
#define RTS5264_LDO12_135 (0x07<<1)
|
||||
|
||||
/* LDO control register */
|
||||
#define RTS5264_CARD_PWR_CTL 0xFD50
|
||||
#define RTS5264_SD_CLK_ISO (0x01<<7)
|
||||
#define RTS5264_PAD_SD_DAT_FW_CTRL (0x01<<6)
|
||||
#define RTS5264_PUPDC (0x01<<5)
|
||||
#define RTS5264_SD_CMD_ISO (0x01<<4)
|
||||
|
||||
#define RTS5264_OCP_VDD3_CTL 0xFD89
|
||||
#define SD_VDD3_DETECT_EN 0x08
|
||||
#define SD_VDD3_OCP_INT_EN 0x04
|
||||
#define SD_VDD3_OCP_INT_CLR 0x02
|
||||
#define SD_VDD3_OC_CLR 0x01
|
||||
|
||||
#define RTS5264_OCP_VDD3_STS 0xFD8A
|
||||
#define SD_VDD3_OCP_DETECT 0x08
|
||||
#define SD_VDD3_OC_NOW 0x04
|
||||
#define SD_VDD3_OC_EVER 0x02
|
||||
|
||||
#define RTS5264_OVP_CTL 0xFD8D
|
||||
#define RTS5264_OVP_TIME_MASK 0xF0
|
||||
#define RTS5264_OVP_TIME_DFT 0x50
|
||||
#define RTS5264_OVP_DETECT_EN 0x08
|
||||
#define RTS5264_OVP_INT_EN 0x04
|
||||
#define RTS5264_OVP_INT_CLR 0x02
|
||||
#define RTS5264_OVP_CLR 0x01
|
||||
|
||||
#define RTS5264_OVP_STS 0xFD8E
|
||||
#define RTS5264_OVP_GLTCH_TIME_MASK 0xF0
|
||||
#define RTS5264_OVP_GLTCH_TIME_DFT 0x50
|
||||
#define RTS5264_VOVER_DET 0x08
|
||||
#define RTS5264_OVP_NOW 0x04
|
||||
#define RTS5264_OVP_EVER 0x02
|
||||
|
||||
#define RTS5264_CMD_OE_START_EARLY 0xFDCB
|
||||
#define RTS5264_CMD_OE_EARLY_LEAVE 0x08
|
||||
#define RTS5264_CMD_OE_EARLY_CYCLE_MASK 0x06
|
||||
#define RTS5264_CMD_OE_EARLY_4CYCLE 0x06
|
||||
#define RTS5264_CMD_OE_EARLY_3CYCLE 0x04
|
||||
#define RTS5264_CMD_OE_EARLY_2CYCLE 0x02
|
||||
#define RTS5264_CMD_OE_EARLY_1CYCLE 0x00
|
||||
#define RTS5264_CMD_OE_EARLY_EN 0x01
|
||||
|
||||
#define RTS5264_DAT_OE_START_EARLY 0xFDCC
|
||||
#define RTS5264_DAT_OE_EARLY_LEAVE 0x08
|
||||
#define RTS5264_DAT_OE_EARLY_CYCLE_MASK 0x06
|
||||
#define RTS5264_DAT_OE_EARLY_4CYCLE 0x06
|
||||
#define RTS5264_DAT_OE_EARLY_3CYCLE 0x04
|
||||
#define RTS5264_DAT_OE_EARLY_2CYCLE 0x02
|
||||
#define RTS5264_DAT_OE_EARLY_1CYCLE 0x00
|
||||
#define RTS5264_DAT_OE_EARLY_EN 0x01
|
||||
|
||||
#define RTS5264_LDO1233318_POW_CTL 0xFF70
|
||||
#define RTS5264_TUNE_REF_LDO3318 (0x03<<6)
|
||||
#define RTS5264_TUNE_REF_LDO3318_DFT (0x02<<6)
|
||||
#define RTS5264_LDO3318_POWERON (0x01<<3)
|
||||
#define RTS5264_LDO3_POWERON (0x01<<2)
|
||||
#define RTS5264_LDO2_POWERON (0x01<<1)
|
||||
#define RTS5264_LDO1_POWERON (0x01<<0)
|
||||
#define RTS5264_LDO_POWERON_MASK (0x0F<<0)
|
||||
|
||||
#define RTS5264_DV3318_CFG 0xFF71
|
||||
#define RTS5264_DV3318_TUNE_MASK (0x07<<4)
|
||||
#define RTS5264_DV3318_18 (0x02<<4)
|
||||
#define RTS5264_DV3318_19 (0x04<<4)
|
||||
#define RTS5264_DV3318_33 (0x07<<4)
|
||||
|
||||
#define RTS5264_LDO1_CFG0 0xFF72
|
||||
#define RTS5264_LDO1_OCP_THD_MASK (0x07 << 5)
|
||||
#define RTS5264_LDO1_OCP_EN (0x01 << 4)
|
||||
#define RTS5264_LDO1_OCP_LMT_THD_MASK (0x03 << 2)
|
||||
#define RTS5264_LDO1_OCP_LMT_EN (0x01 << 1)
|
||||
|
||||
#define RTS5264_LDO1_OCP_THD_850 (0x00<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_950 (0x01<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_1050 (0x02<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_1100 (0x03<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_1150 (0x04<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_1200 (0x05<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_1300 (0x06<<5)
|
||||
#define RTS5264_LDO1_OCP_THD_1350 (0x07<<5)
|
||||
|
||||
#define RTS5264_LDO1_LMT_THD_1700 (0x00<<2)
|
||||
#define RTS5264_LDO1_LMT_THD_1800 (0x01<<2)
|
||||
#define RTS5264_LDO1_LMT_THD_1900 (0x02<<2)
|
||||
#define RTS5264_LDO1_LMT_THD_2000 (0x03<<2)
|
||||
|
||||
#define RTS5264_LDO1_CFG1 0xFF73
|
||||
#define RTS5264_LDO1_TUNE_MASK (0x07<<1)
|
||||
#define RTS5264_LDO1_18 (0x05<<1)
|
||||
#define RTS5264_LDO1_33 (0x07<<1)
|
||||
#define RTS5264_LDO1_PWD_MASK (0x01<<0)
|
||||
|
||||
#define RTS5264_LDO2_CFG0 0xFF74
|
||||
#define RTS5264_LDO2_OCP_THD_MASK (0x07<<5)
|
||||
#define RTS5264_LDO2_OCP_EN (0x01<<4)
|
||||
#define RTS5264_LDO2_OCP_LMT_THD_MASK (0x03<<2)
|
||||
#define RTS5264_LDO2_OCP_LMT_EN (0x01<<1)
|
||||
|
||||
#define RTS5264_LDO2_OCP_THD_750 (0x00<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_850 (0x01<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_900 (0x02<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_950 (0x03<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_1050 (0x04<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_1100 (0x05<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_1150 (0x06<<5)
|
||||
#define RTS5264_LDO2_OCP_THD_1200 (0x07<<5)
|
||||
|
||||
#define RTS5264_LDO2_LMT_THD_1700 (0x00<<2)
|
||||
#define RTS5264_LDO2_LMT_THD_1800 (0x01<<2)
|
||||
#define RTS5264_LDO2_LMT_THD_1900 (0x02<<2)
|
||||
#define RTS5264_LDO2_LMT_THD_2000 (0x03<<2)
|
||||
|
||||
#define RTS5264_LDO2_CFG1 0xFF75
|
||||
#define RTS5264_LDO2_TUNE_MASK (0x07<<1)
|
||||
#define RTS5264_LDO2_18 (0x02<<1)
|
||||
#define RTS5264_LDO2_185 (0x03<<1)
|
||||
#define RTS5264_LDO2_19 (0x04<<1)
|
||||
#define RTS5264_LDO2_195 (0x05<<1)
|
||||
#define RTS5264_LDO2_33 (0x07<<1)
|
||||
#define RTS5264_LDO2_PWD_MASK (0x01<<0)
|
||||
|
||||
#define RTS5264_LDO3_CFG0 0xFF76
|
||||
#define RTS5264_LDO3_OCP_THD_MASK (0x07<<5)
|
||||
#define RTS5264_LDO3_OCP_EN (0x01<<4)
|
||||
#define RTS5264_LDO3_OCP_LMT_THD_MASK (0x03<<2)
|
||||
#define RTS5264_LDO3_OCP_LMT_EN (0x01<<1)
|
||||
|
||||
#define RTS5264_LDO3_OCP_THD_610 (0x00<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_630 (0x01<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_670 (0x02<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_710 (0x03<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_750 (0x04<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_770 (0x05<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_810 (0x06<<5)
|
||||
#define RTS5264_LDO3_OCP_THD_850 (0x07<<5)
|
||||
|
||||
#define RTS5264_LDO3_LMT_THD_1200 (0x00<<2)
|
||||
#define RTS5264_LDO3_LMT_THD_1300 (0x01<<2)
|
||||
#define RTS5264_LDO3_LMT_THD_1400 (0x02<<2)
|
||||
#define RTS5264_LDO3_LMT_THD_1500 (0x03<<2)
|
||||
|
||||
#define RTS5264_LDO3_CFG1 0xFF77
|
||||
#define RTS5264_LDO3_TUNE_MASK (0x07<<1)
|
||||
#define RTS5264_LDO3_12 (0x02<<1)
|
||||
#define RTS5264_LDO3_125 (0x03<<1)
|
||||
#define RTS5264_LDO3_13 (0x04<<1)
|
||||
#define RTS5264_LDO3_135 (0x05<<1)
|
||||
#define RTS5264_LDO3_33 (0x07<<1)
|
||||
#define RTS5264_LDO3_PWD_MASK (0x01<<0)
|
||||
|
||||
#define RTS5264_REG_PME_FORCE_CTL 0xFF78
|
||||
#define FORCE_PM_CONTROL 0x20
|
||||
#define FORCE_PM_VALUE 0x10
|
||||
#define REG_EFUSE_BYPASS 0x08
|
||||
#define REG_EFUSE_POR 0x04
|
||||
#define REG_EFUSE_POWER_MASK 0x03
|
||||
#define REG_EFUSE_POWERON 0x03
|
||||
#define REG_EFUSE_POWEROFF 0x00
|
||||
|
||||
#define RTS5264_PWR_CUT 0xFF81
|
||||
#define RTS5264_CFG_MEM_PD 0xF0
|
||||
|
||||
#define RTS5264_OVP_DET 0xFF8A
|
||||
#define RTS5264_POW_VDET 0x04
|
||||
#define RTS5264_TUNE_VROV_MASK 0x03
|
||||
#define RTS5264_TUNE_VROV_2V 0x03
|
||||
#define RTS5264_TUNE_VROV_1V8 0x02
|
||||
#define RTS5264_TUNE_VROV_1V6 0x01
|
||||
#define RTS5264_TUNE_VROV_1V4 0x00
|
||||
|
||||
#define RTS5264_CKMUX_MBIAS_PWR 0xFF8B
|
||||
#define RTS5264_NON_XTAL_SEL 0x80
|
||||
#define RTS5264_POW_CKMUX 0x40
|
||||
#define RTS5264_LVD_MASK 0x04
|
||||
#define RTS5264_POW_PSW_MASK 0x03
|
||||
#define RTS5264_POW_PSW_DFT 0x03
|
||||
|
||||
/* Single LUN, support SD/SD EXPRESS */
|
||||
#define DEFAULT_SINGLE 0
|
||||
#define SD_LUN 1
|
||||
#define SD_EXPRESS_LUN 2
|
||||
|
||||
int rts5264_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
|
||||
u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
|
||||
|
||||
#endif /* RTS5264_H */
|
||||
@ -60,6 +60,7 @@
|
||||
#define SD_EXIST (1 << 16)
|
||||
#define DELINK_INT GPIO0_INT
|
||||
#define MS_OC_INT (1 << 23)
|
||||
#define SD_OVP_INT (1 << 23)
|
||||
#define SD_OC_INT (1 << 22)
|
||||
|
||||
#define CARD_INT (XD_INT | MS_INT | SD_INT)
|
||||
@ -80,6 +81,7 @@
|
||||
#define OC_INT_EN (1 << 23)
|
||||
#define DELINK_INT_EN GPIO0_INT_EN
|
||||
#define MS_OC_INT_EN (1 << 23)
|
||||
#define SD_OVP_INT_EN (1 << 23)
|
||||
#define SD_OC_INT_EN (1 << 22)
|
||||
|
||||
#define RTSX_DUM_REG 0x1C
|
||||
@ -583,6 +585,7 @@
|
||||
#define OBFF_DISABLE 0x00
|
||||
|
||||
#define CDRESUMECTL 0xFE52
|
||||
#define CDGW 0xFE53
|
||||
#define WAKE_SEL_CTL 0xFE54
|
||||
#define PCLK_CTL 0xFE55
|
||||
#define PCLK_MODE_SEL 0x20
|
||||
@ -764,6 +767,9 @@
|
||||
#define SD_VIO_LDO_1V8 0x40
|
||||
#define SD_VIO_LDO_3V3 0x70
|
||||
|
||||
#define RTS5264_AUTOLOAD_CFG2 0xFF7D
|
||||
#define RTS5264_CHIP_RST_N_SEL (1 << 6)
|
||||
|
||||
#define RTS5260_AUTOLOAD_CFG4 0xFF7F
|
||||
#define RTS5260_MIMO_DISABLE 0x8A
|
||||
/*RTS5261*/
|
||||
@ -1261,6 +1267,7 @@ struct rtsx_pcr {
|
||||
u8 dma_error_count;
|
||||
u8 ocp_stat;
|
||||
u8 ocp_stat2;
|
||||
u8 ovp_stat;
|
||||
u8 rtd3_en;
|
||||
};
|
||||
|
||||
@ -1271,6 +1278,7 @@ struct rtsx_pcr {
|
||||
#define PID_5260 0x5260
|
||||
#define PID_5261 0x5261
|
||||
#define PID_5228 0x5228
|
||||
#define PID_5264 0x5264
|
||||
|
||||
#define CHK_PCI_PID(pcr, pid) ((pcr)->pci->device == (pid))
|
||||
#define PCI_VID(pcr) ((pcr)->pci->vendor)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user