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path: root/drivers/misc/cardreader/rts5227.c
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Diffstat (limited to 'drivers/misc/cardreader/rts5227.c')
-rw-r--r--drivers/misc/cardreader/rts5227.c66
1 files changed, 15 insertions, 51 deletions
diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c
index d676cf63a966..46444bb47f65 100644
--- a/drivers/misc/cardreader/rts5227.c
+++ b/drivers/misc/cardreader/rts5227.c
@@ -79,67 +79,28 @@ static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr)
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;
+ if (rtsx_reg_check_cd_reverse(reg))
+ pcr->option.sd_cd_reverse_en = 1;
+ if (rtsx_reg_check_wp_reverse(reg))
+ pcr->option.sd_wp_reverse_en = 1;
}
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
+ 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);
}
- 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;
+ if (option->ltr_enabled)
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)
@@ -170,8 +131,10 @@ static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
/* Configure force_clock_req */
if (pcr->flags & PCR_REVERSE_SOCKET)
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x30, 0x30);
- else
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x30, 0x00);
+ else {
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x20, option->sd_cd_reverse_en << 5);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0x10, option->sd_wp_reverse_en << 4);
+ }
if (CHK_PCI_PID(pcr, 0x522A))
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, RTS522A_AUTOLOAD_CFG1,
@@ -393,6 +356,8 @@ void rts5227_init_params(struct rtsx_pcr *pcr)
pcr->ms_pull_ctl_disable_tbl = rts5227_ms_pull_ctl_disable_tbl;
pcr->reg_pm_ctrl3 = PM_CTRL3;
+ pcr->option.sd_cd_reverse_en = 0;
+ pcr->option.sd_wp_reverse_en = 0;
}
static int rts522a_optimize_phy(struct rtsx_pcr *pcr)
@@ -551,5 +516,4 @@ void rts522a_init_params(struct rtsx_pcr *pcr)
pcr->hw_param.interrupt_en |= SD_OC_INT_EN;
pcr->hw_param.ocp_glitch = SD_OCP_GLITCH_10M;
pcr->option.sd_800mA_ocp_thd = RTS522A_OCP_THD_800;
-
}