From 6a511c9b3a0df7a10b06694c20f3ebdc08be98cd Mon Sep 17 00:00:00 2001 From: Ricky Wu Date: Fri, 8 Dec 2023 11:21:44 +0800 Subject: misc: rtsx: add to support new card reader rts5264 in order to support rts5264 in rtsx_pcr add the id in and determine whether the device is rts5264 to call rts5264 functions and do rts5264 workflows or set rts5264 registers Signed-off-by: Ricky Wu Link: https://lore.kernel.org/r/20231208032145.2143580-3-ricky_wu@realtek.com Signed-off-by: Greg Kroah-Hartman --- drivers/misc/cardreader/rtsx_pcr.c | 30 +++++++++++++++++++++++++----- 1 file changed, 25 insertions(+), 5 deletions(-) (limited to 'drivers/misc/cardreader/rtsx_pcr.c') diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c index a30751ad3733..1a64364700eb 100644 --- a/drivers/misc/cardreader/rtsx_pcr.c +++ b/drivers/misc/cardreader/rtsx_pcr.c @@ -26,6 +26,7 @@ #include "rtsx_pcr.h" #include "rts5261.h" #include "rts5228.h" +#include "rts5264.h" static bool msi_en = true; module_param(msi_en, bool, S_IRUGO | S_IWUSR); @@ -54,6 +55,7 @@ static const struct pci_device_id rtsx_pci_ids[] = { { PCI_DEVICE(0x10EC, 0x5260), PCI_CLASS_OTHERS << 16, 0xFF0000 }, { PCI_DEVICE(0x10EC, 0x5261), PCI_CLASS_OTHERS << 16, 0xFF0000 }, { PCI_DEVICE(0x10EC, 0x5228), PCI_CLASS_OTHERS << 16, 0xFF0000 }, + { PCI_DEVICE(0x10EC, 0x5264), PCI_CLASS_OTHERS << 16, 0xFF0000 }, { 0, } }; @@ -714,6 +716,9 @@ int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock, if (PCI_PID(pcr) == PID_5228) return rts5228_pci_switch_clock(pcr, card_clock, ssc_depth, initial_mode, double_clk, vpclk); + if (PCI_PID(pcr) == PID_5264) + return rts5264_pci_switch_clock(pcr, card_clock, + ssc_depth, initial_mode, double_clk, vpclk); if (initial_mode) { /* We use 250k(around) here, in initial stage */ @@ -987,7 +992,8 @@ static irqreturn_t rtsx_pci_isr(int irq, void *dev_id) int_reg &= (pcr->bier | 0x7FFFFF); - if (int_reg & SD_OC_INT) + if ((int_reg & SD_OC_INT) || + ((int_reg & SD_OVP_INT) && (PCI_PID(pcr) == PID_5264))) rtsx_pci_process_ocp_interrupt(pcr); if (int_reg & SD_INT) { @@ -1159,7 +1165,9 @@ void rtsx_pci_enable_oobs_polling(struct rtsx_pcr *pcr) { u16 val; - if ((PCI_PID(pcr) != PID_525A) && (PCI_PID(pcr) != PID_5260)) { + if ((PCI_PID(pcr) != PID_525A) && + (PCI_PID(pcr) != PID_5260) && + (PCI_PID(pcr) != PID_5264)) { rtsx_pci_read_phy_register(pcr, 0x01, &val); val |= 1<<9; rtsx_pci_write_phy_register(pcr, 0x01, val); @@ -1175,7 +1183,9 @@ void rtsx_pci_disable_oobs_polling(struct rtsx_pcr *pcr) { u16 val; - if ((PCI_PID(pcr) != PID_525A) && (PCI_PID(pcr) != PID_5260)) { + if ((PCI_PID(pcr) != PID_525A) && + (PCI_PID(pcr) != PID_5260) && + (PCI_PID(pcr) != PID_5264)) { rtsx_pci_read_phy_register(pcr, 0x01, &val); val &= ~(1<<9); rtsx_pci_write_phy_register(pcr, 0x01, val); @@ -1226,7 +1236,7 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) rtsx_pci_enable_bus_int(pcr); /* Power on SSC */ - if (PCI_PID(pcr) == PID_5261) { + if ((PCI_PID(pcr) == PID_5261) || (PCI_PID(pcr) == PID_5264)) { /* Gating real mcu clock */ err = rtsx_pci_write_register(pcr, RTS5261_FW_CFG1, RTS5261_MCU_CLOCK_GATING, 0); @@ -1270,6 +1280,11 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) else if (PCI_PID(pcr) == PID_5228) rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2, 0xFF, RTS5228_SSC_DEPTH_2M); + else if (is_version(pcr, 0x5264, IC_VER_A)) + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0); + else if (PCI_PID(pcr) == PID_5264) + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2, 0xFF, + RTS5264_SSC_DEPTH_2M); else rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SSC_CTL2, 0xFF, 0x12); @@ -1305,6 +1320,7 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) case PID_5260: case PID_5261: case PID_5228: + case PID_5264: rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 1, 1); break; default: @@ -1404,6 +1420,10 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr) case 0x5228: rts5228_init_params(pcr); break; + + case 0x5264: + rts5264_init_params(pcr); + break; } pcr_dbg(pcr, "PID: 0x%04x, IC version: 0x%02x\n", @@ -1544,7 +1564,7 @@ static int rtsx_pci_probe(struct pci_dev *pcidev, pcr->pci = pcidev; dev_set_drvdata(&pcidev->dev, handle); - if (CHK_PCI_PID(pcr, 0x525A)) + if ((CHK_PCI_PID(pcr, 0x525A)) || (CHK_PCI_PID(pcr, 0x5264))) bar = 1; len = pci_resource_len(pcidev, bar); base = pci_resource_start(pcidev, bar); -- cgit