[v2] misc: rtsx: add power saving function and bios guide options

Message ID	20200901064739.3037-1-ricky_wu@realtek.com (mailing list archive)
State	Superseded, archived
Headers	show Return-Path: <SRS0=eouN=CK=vger.kernel.org=linux-pci-owner@kernel.org> Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.69 with qID 0816llbY7011666, This message is accepted by code: ctloc85258 From: <ricky_wu@realtek.com> To: <arnd@arndb.de>, <gregkh@linuxfoundation.org>, <ricky_wu@realtek.com>, <ulf_hansson@linaro.org>, <bhelgaas@google.com>, <rui_feng@realsil.com.cn>, <vailbhavgupta40@gamail.com>, <linux-pci@vger.kernel.org>, <puranjay12@gmail.com>, <linux-kernel@vger.kernel.org> Subject: [PATCH v2] misc: rtsx: add power saving function and bios guide options Date: Tue, 1 Sep 2020 14:47:39 +0800 Message-ID: <20200901064739.3037-1-ricky_wu@realtek.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-pci-owner@vger.kernel.org Precedence: bulk
Series	[v2] misc: rtsx: add power saving function and bios guide options \| expand [v2] misc: rtsx: add power saving function and bios guide options

diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c index f5f392ddf3d6..314037eff17d 100644 --- a/drivers/misc/cardreader/rts5227.c +++ b/drivers/misc/cardreader/rts5227.c @@ -72,6 +72,8 @@ static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr) pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg); pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg); + if (rtsx_check_mmc_support(reg)) + pcr->extra_caps |= EXTRA_CAPS_NO_MMC; pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg); if (rtsx_reg_check_reverse_socket(reg)) pcr->flags |= PCR_REVERSE_SOCKET; @@ -84,16 +86,78 @@ static void rts5227_force_power_down(struct rtsx_pcr *pcr, u8 pm_state) rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0); rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0); - if (pm_state == HOST_ENTER_S3) - rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x10); + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x10); rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03); } +static void rts5227_init_from_cfg(struct rtsx_pcr *pcr) +{ + struct pci_dev *pdev = pcr->pci; + int l1ss; + u32 lval; + struct rtsx_cr_option *option = &pcr->option; + + l1ss = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_L1SS); + if (!l1ss) + return; + + pci_read_config_dword(pdev, l1ss + PCI_L1SS_CTL1, &lval); + + if (CHK_PCI_PID(pcr, 0x522A)) { + if (0 == (lval & 0x0F)) + rtsx_pci_enable_oobs_polling(pcr); + else + rtsx_pci_disable_oobs_polling(pcr); + } + + if (lval & PCI_L1SS_CTL1_ASPM_L1_1) + rtsx_set_dev_flag(pcr, ASPM_L1_1_EN); + else + rtsx_clear_dev_flag(pcr, ASPM_L1_1_EN); + + if (lval & PCI_L1SS_CTL1_ASPM_L1_2) + rtsx_set_dev_flag(pcr, ASPM_L1_2_EN); + else + rtsx_clear_dev_flag(pcr, ASPM_L1_2_EN); + + if (lval & PCI_L1SS_CTL1_PCIPM_L1_1) + rtsx_set_dev_flag(pcr, PM_L1_1_EN); + else + rtsx_clear_dev_flag(pcr, PM_L1_1_EN); + + if (lval & PCI_L1SS_CTL1_PCIPM_L1_2) + rtsx_set_dev_flag(pcr, PM_L1_2_EN); + else + rtsx_clear_dev_flag(pcr, PM_L1_2_EN); + + if (option->ltr_en) { + u16 val; + + pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &val); + if (val & PCI_EXP_DEVCTL2_LTR_EN) { + option->ltr_enabled = true; + option->ltr_active = true; + rtsx_set_ltr_latency(pcr, option->ltr_active_latency); + } else { + option->ltr_enabled = false; + } + } + + if (rtsx_check_dev_flag(pcr, ASPM_L1_1_EN | ASPM_L1_2_EN + | PM_L1_1_EN | PM_L1_2_EN)) + option->force_clkreq_0 = false; + else + option->force_clkreq_0 = true; + +} + static int rts5227_extra_init_hw(struct rtsx_pcr *pcr) { u16 cap; + struct rtsx_cr_option *option = &pcr->option; + rts5227_init_from_cfg(pcr); rtsx_pci_init_cmd(pcr); /* Configure GPIO as output */ @@ -115,9 +179,17 @@ static int rts5227_extra_init_hw(struct rtsx_pcr *pcr) rts5227_fill_driving(pcr, OUTPUT_3V3); /* Configure force_clock_req */ if (pcr->flags & PCR_REVERSE_SOCKET) - rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0xB8); + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x30, 0x30); else - rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0x88); + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x30, 0x00); + + if (option->force_clkreq_0) + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, + FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW); + else + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, + FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH); + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, pcr->reg_pm_ctrl3, 0x10, 0x00); return rtsx_pci_send_cmd(pcr, 100); @@ -373,6 +445,27 @@ static int rts522a_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage) return rtsx_pci_send_cmd(pcr, 100); } +static void rts522a_set_l1off_cfg_sub_d0(struct rtsx_pcr *pcr, int active) +{ + struct rtsx_cr_option *option = &pcr->option; + 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; + } + + rtsx_set_l1off_sub(pcr, val); +} /* rts522a operations mainly derived from rts5227, except phy/hw init setting. */ @@ -390,15 +483,29 @@ static const struct pcr_ops rts522a_pcr_ops = { .cd_deglitch = NULL, .conv_clk_and_div_n = NULL, .force_power_down = rts5227_force_power_down, + .set_l1off_cfg_sub_d0 = rts522a_set_l1off_cfg_sub_d0, }; void rts522a_init_params(struct rtsx_pcr *pcr) { + struct rtsx_cr_option *option = &pcr->option; + rts5227_init_params(pcr); pcr->ops = &rts522a_pcr_ops; pcr->tx_initial_phase = SET_CLOCK_PHASE(20, 20, 11); pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3; + option->dev_flags = 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; + pcr->option.ocp_en = 1; if (pcr->option.ocp_en) pcr->hw_param.interrupt_en |= SD_OC_INT_EN; diff --git a/drivers/misc/cardreader/rts5228.c b/drivers/misc/cardreader/rts5228.c index 28feab1449ab..781a86def59a 100644 --- a/drivers/misc/cardreader/rts5228.c +++ b/drivers/misc/cardreader/rts5228.c @@ -99,9 +99,8 @@ static void rts5228_force_power_down(struct rtsx_pcr *pcr, u8 pm_state) rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, RELINK_TIME_MASK, 0); - if (pm_state == HOST_ENTER_S3) - rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, - D3_DELINK_MODE_EN, D3_DELINK_MODE_EN); + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, + D3_DELINK_MODE_EN, D3_DELINK_MODE_EN); rtsx_pci_write_register(pcr, FPDCTL, SSC_POWER_DOWN, SSC_POWER_DOWN); diff --git a/drivers/misc/cardreader/rts5249.c b/drivers/misc/cardreader/rts5249.c index 941b3d77f1e9..de772dd0ac8a 100644 --- a/drivers/misc/cardreader/rts5249.c +++ b/drivers/misc/cardreader/rts5249.c @@ -73,6 +73,8 @@ static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr) pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg); pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg); + if (rtsx_check_mmc_support(reg)) + pcr->extra_caps |= EXTRA_CAPS_NO_MMC; pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg); if (rtsx_reg_check_reverse_socket(reg)) pcr->flags |= PCR_REVERSE_SOCKET; @@ -85,8 +87,7 @@ static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state) rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 2, 0xFF, 0); rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0); - if (pm_state == HOST_ENTER_S3) - rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, D3_DELINK_MODE_EN, D3_DELINK_MODE_EN); rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03); @@ -105,6 +106,13 @@ static void rts5249_init_from_cfg(struct rtsx_pcr *pcr) pci_read_config_dword(pdev, l1ss + PCI_L1SS_CTL1, &lval); + if (CHK_PCI_PID(pcr, PID_524A) || CHK_PCI_PID(pcr, PID_525A)) { + if (0 == (lval & 0x0F)) + rtsx_pci_enable_oobs_polling(pcr); + else + rtsx_pci_disable_oobs_polling(pcr); + } + if (lval & PCI_L1SS_CTL1_ASPM_L1_1) rtsx_set_dev_flag(pcr, ASPM_L1_1_EN); @@ -144,6 +152,112 @@ static int rts5249_init_from_hw(struct rtsx_pcr *pcr) return 0; } +static void rts52xa_save_content_from_efuse(struct rtsx_pcr *pcr) +{ + u8 cnt, sv; + u8 j = 0; + u8 tmp; + u8 val; + int i; + + rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL, + REG_EFUSE_BYPASS | REG_EFUSE_POR, REG_EFUSE_POR); + udelay(1); + + pcr_dbg(pcr, "Enable efuse por!"); + pcr_dbg(pcr, "save efuse to autoload"); + + rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD, REG_EFUSE_ADD_MASK, 0x00); + rtsx_pci_write_register(pcr, RTS525A_EFUSE_CTL, + REG_EFUSE_ENABLE | REG_EFUSE_MODE, REG_EFUSE_ENABLE); + /* Wait transfer end */ + for (j = 0; j < 1024; j++) { + rtsx_pci_read_register(pcr, RTS525A_EFUSE_CTL, &tmp); + if ((tmp & 0x80) == 0) + break; + } + rtsx_pci_read_register(pcr, RTS525A_EFUSE_DATA, &val); + cnt = val & 0x0F; + sv = val & 0x10; + + if (sv) { + for (i = 0; i < 4; i++) { + rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD, + REG_EFUSE_ADD_MASK, 0x04 + i); + rtsx_pci_write_register(pcr, RTS525A_EFUSE_CTL, + REG_EFUSE_ENABLE | REG_EFUSE_MODE, REG_EFUSE_ENABLE); + /* Wait transfer end */ + for (j = 0; j < 1024; j++) { + rtsx_pci_read_register(pcr, RTS525A_EFUSE_CTL, &tmp); + if ((tmp & 0x80) == 0) + break; + } + rtsx_pci_read_register(pcr, RTS525A_EFUSE_DATA, &val); + rtsx_pci_write_register(pcr, 0xFF04 + i, 0xFF, val); + } + } else { + rtsx_pci_write_register(pcr, 0xFF04, 0xFF, (u8)PCI_VID(pcr)); + rtsx_pci_write_register(pcr, 0xFF05, 0xFF, (u8)(PCI_VID(pcr) >> 8)); + rtsx_pci_write_register(pcr, 0xFF06, 0xFF, (u8)PCI_PID(pcr)); + rtsx_pci_write_register(pcr, 0xFF07, 0xFF, (u8)(PCI_PID(pcr) >> 8)); + } + + for (i = 0; i < cnt * 4; i++) { + if (sv) + rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD, + REG_EFUSE_ADD_MASK, 0x08 + i); + else + rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD, + REG_EFUSE_ADD_MASK, 0x04 + i); + rtsx_pci_write_register(pcr, RTS525A_EFUSE_CTL, + REG_EFUSE_ENABLE | REG_EFUSE_MODE, REG_EFUSE_ENABLE); + /* Wait transfer end */ + for (j = 0; j < 1024; j++) { + rtsx_pci_read_register(pcr, RTS525A_EFUSE_CTL, &tmp); + if ((tmp & 0x80) == 0) + break; + } + rtsx_pci_read_register(pcr, RTS525A_EFUSE_DATA, &val); + rtsx_pci_write_register(pcr, 0xFF08 + i, 0xFF, val); + } + rtsx_pci_write_register(pcr, 0xFF00, 0xFF, (cnt & 0x7F) | 0x80); + rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL, + REG_EFUSE_BYPASS | REG_EFUSE_POR, REG_EFUSE_BYPASS); + pcr_dbg(pcr, "Disable efuse por!"); +} + +static void rts52xa_save_content_to_autoload_space(struct rtsx_pcr *pcr) +{ + u8 val; + + rtsx_pci_read_register(pcr, RESET_LOAD_REG, &val); + if (val & 0x02) { + rtsx_pci_read_register(pcr, RTS525A_BIOS_CFG, &val); + if (val & RTS525A_LOAD_BIOS_FLAG) { + rtsx_pci_write_register(pcr, RTS525A_BIOS_CFG, + RTS525A_LOAD_BIOS_FLAG, RTS525A_CLEAR_BIOS_FLAG); + + rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL, + REG_EFUSE_POWER_MASK, REG_EFUSE_POWERON); + + pcr_dbg(pcr, "Power ON efuse!"); + mdelay(1); + rts52xa_save_content_from_efuse(pcr); + } else { + rtsx_pci_read_register(pcr, RTS524A_PME_FORCE_CTL, &val); + if (!(val & 0x08)) + rts52xa_save_content_from_efuse(pcr); + } + } else { + pcr_dbg(pcr, "Load from autoload"); + rtsx_pci_write_register(pcr, 0xFF00, 0xFF, 0x80); + rtsx_pci_write_register(pcr, 0xFF04, 0xFF, (u8)PCI_VID(pcr)); + rtsx_pci_write_register(pcr, 0xFF05, 0xFF, (u8)(PCI_VID(pcr) >> 8)); + rtsx_pci_write_register(pcr, 0xFF06, 0xFF, (u8)PCI_PID(pcr)); + rtsx_pci_write_register(pcr, 0xFF07, 0xFF, (u8)(PCI_PID(pcr) >> 8)); + } +} + static int rts5249_extra_init_hw(struct rtsx_pcr *pcr) { struct rtsx_cr_option *option = &(pcr->option); @@ -153,6 +267,9 @@ static int rts5249_extra_init_hw(struct rtsx_pcr *pcr) rtsx_pci_init_cmd(pcr); + if (CHK_PCI_PID(pcr, PID_524A) || CHK_PCI_PID(pcr, PID_525A)) + rts52xa_save_content_to_autoload_space(pcr); + /* Rest L1SUB Config */ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, L1SUB_CONFIG3, 0xFF, 0x00); /* Configure GPIO as output */ @@ -171,18 +288,35 @@ static int rts5249_extra_init_hw(struct rtsx_pcr *pcr) else rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB0, 0x80); + rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF); + + if (CHK_PCI_PID(pcr, PID_524A) || CHK_PCI_PID(pcr, PID_525A)) { + rtsx_pci_write_register(pcr, REG_VREF, PWD_SUSPND_EN, PWD_SUSPND_EN); + rtsx_pci_write_register(pcr, RTS524A_PM_CTRL3, 0x01, 0x00); + rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL, 0x30, 0x20); + } else { + rtsx_pci_write_register(pcr, PME_FORCE_CTL, 0xFF, 0x30); + rtsx_pci_write_register(pcr, PM_CTRL3, 0x01, 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_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, + rtsx_pci_write_register(pcr, PETXCFG, FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW); else - rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, + rtsx_pci_write_register(pcr, PETXCFG, FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH); - return rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF); + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x00); + if (CHK_PCI_PID(pcr, PID_524A) || CHK_PCI_PID(pcr, PID_525A)) { + rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL, + REG_EFUSE_POWER_MASK, REG_EFUSE_POWEROFF); + pcr_dbg(pcr, "Power OFF efuse!"); + } + + return 0; } static int rts5249_optimize_phy(struct rtsx_pcr *pcr) @@ -668,6 +802,8 @@ static int rts525a_extra_init_hw(struct rtsx_pcr *pcr) { rts5249_extra_init_hw(pcr); + rtsx_pci_write_register(pcr, RTS5250_CLK_CFG3, RTS525A_CFG_MEM_PD, RTS525A_CFG_MEM_PD); + rtsx_pci_write_register(pcr, PCLK_CTL, PCLK_MODE_SEL, PCLK_MODE_SEL); if (is_version(pcr, 0x525A, IC_VER_A)) { rtsx_pci_write_register(pcr, L1SUB_CONFIG2, diff --git a/drivers/misc/cardreader/rts5260.c b/drivers/misc/cardreader/rts5260.c index b9f66b1384a6..0c3e26c79ccb 100644 --- a/drivers/misc/cardreader/rts5260.c +++ b/drivers/misc/cardreader/rts5260.c @@ -26,21 +26,17 @@ static u8 rts5260_get_ic_version(struct rtsx_pcr *pcr) static void rts5260_fill_driving(struct rtsx_pcr *pcr, u8 voltage) { - u8 driving_3v3[6][3] = { - {0x94, 0x94, 0x94}, - {0x11, 0x11, 0x18}, - {0x55, 0x55, 0x5C}, - {0x94, 0x94, 0x94}, - {0x94, 0x94, 0x94}, - {0xFF, 0xFF, 0xFF}, + u8 driving_3v3[4][3] = { + {0x11, 0x11, 0x11}, + {0x22, 0x22, 0x22}, + {0x55, 0x55, 0x55}, + {0x33, 0x33, 0x33}, }; - u8 driving_1v8[6][3] = { - {0x9A, 0x89, 0x89}, - {0xC4, 0xC4, 0xC4}, - {0x3C, 0x3C, 0x3C}, + u8 driving_1v8[4][3] = { + {0x35, 0x33, 0x33}, + {0x8A, 0x88, 0x88}, + {0xBD, 0xBB, 0xBB}, {0x9B, 0x99, 0x99}, - {0x9A, 0x89, 0x89}, - {0xFE, 0xFE, 0xFE}, }; u8 (*driving)[3], drive_sel; @@ -58,7 +54,7 @@ static void rts5260_fill_driving(struct rtsx_pcr *pcr, u8 voltage) rtsx_pci_write_register(pcr, SD30_CMD_DRIVE_SEL, 0xFF, driving[drive_sel][1]); - rtsx_pci_write_register(pcr, SD30_CMD_DRIVE_SEL, + rtsx_pci_write_register(pcr, SD30_DAT_DRIVE_SEL, 0xFF, driving[drive_sel][2]); } @@ -82,6 +78,8 @@ static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr) pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg); pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg); + if (rtsx_check_mmc_support(reg)) + pcr->extra_caps |= EXTRA_CAPS_NO_MMC; pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg); if (rtsx_reg_check_reverse_socket(reg)) pcr->flags |= PCR_REVERSE_SOCKET; @@ -95,9 +93,8 @@ static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state) rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, RELINK_TIME_MASK, 0); - if (pm_state == HOST_ENTER_S3) - rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, - D3_DELINK_MODE_EN, D3_DELINK_MODE_EN); + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, + D3_DELINK_MODE_EN, D3_DELINK_MODE_EN); rtsx_pci_write_register(pcr, FPDCTL, ALL_POWER_DOWN, ALL_POWER_DOWN); } @@ -574,6 +571,8 @@ static int rts5260_extra_init_hw(struct rtsx_pcr *pcr) rtsx_pci_write_register(pcr, PETXCFG, FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH); + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x00); + return 0; } diff --git a/drivers/misc/cardreader/rtsx_pcr.h b/drivers/misc/cardreader/rtsx_pcr.h index 6b322db8738e..f39c22ceb679 100644 --- a/drivers/misc/cardreader/rtsx_pcr.h +++ b/drivers/misc/cardreader/rtsx_pcr.h @@ -18,7 +18,25 @@ #define RTS522A_PM_CTRL3 0xFF7E #define RTS524A_PME_FORCE_CTL 0xFF78 +#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 RTS5250_CLK_CFG3 0xFF79 +#define RTS525A_CFG_MEM_PD 0xF0 #define RTS524A_PM_CTRL3 0xFF7E +#define RTS525A_BIOS_CFG 0xFF2D +#define RTS525A_LOAD_BIOS_FLAG 0x01 +#define RTS525A_CLEAR_BIOS_FLAG 0x00 + +#define RTS525A_EFUSE_CTL 0xFC32 +#define REG_EFUSE_ENABLE 0x80 +#define REG_EFUSE_MODE 0x40 +#define RTS525A_EFUSE_ADD 0xFC33 +#define REG_EFUSE_ADD_MASK 0x3F +#define RTS525A_EFUSE_DATA 0xFC35 + #define LTR_ACTIVE_LATENCY_DEF 0x883C #define LTR_IDLE_LATENCY_DEF 0x892C

[v2] misc: rtsx: add power saving function and bios guide options

Commit Message

Patch