diff options
Diffstat (limited to 'drivers/mmc/host/rtsx_pci_sdmmc.c')
| -rw-r--r-- | drivers/mmc/host/rtsx_pci_sdmmc.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c index 8098726dcc0b..dc2587ff8519 100644 --- a/drivers/mmc/host/rtsx_pci_sdmmc.c +++ b/drivers/mmc/host/rtsx_pci_sdmmc.c @@ -7,6 +7,7 @@ * Wei WANG <wei_wang@realsil.com.cn> */ +#include <linux/pci.h> #include <linux/module.h> #include <linux/slab.h> #include <linux/highmem.h> @@ -19,7 +20,7 @@ #include <linux/mmc/sdio.h> #include <linux/mmc/card.h> #include <linux/rtsx_pci.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include <linux/pm_runtime.h> struct realtek_pci_sdmmc { @@ -114,8 +115,6 @@ static int sd_response_type(struct mmc_command *cmd) return SD_RSP_TYPE_R0; case MMC_RSP_R1: return SD_RSP_TYPE_R1; - case MMC_RSP_R1_NO_CRC: - return SD_RSP_TYPE_R1 | SD_NO_CHECK_CRC7; case MMC_RSP_R1B: return SD_RSP_TYPE_R1b; case MMC_RSP_R2: @@ -947,7 +946,7 @@ static int sd_power_on(struct realtek_pci_sdmmc *host, unsigned char power_mode) /* send at least 74 clocks */ rtsx_pci_write_register(pcr, SD_BUS_STAT, SD_CLK_TOGGLE_EN, SD_CLK_TOGGLE_EN); - if (PCI_PID(pcr) == PID_5261) { + if ((PCI_PID(pcr) == PID_5261) || (PCI_PID(pcr) == PID_5264)) { /* * If test mode is set switch to SD Express mandatorily, * this is only for factory testing. @@ -1364,6 +1363,14 @@ static int sdmmc_init_sd_express(struct mmc_host *mmc, struct mmc_ios *ios) struct realtek_pci_sdmmc *host = mmc_priv(mmc); struct rtsx_pcr *pcr = host->pcr; + if (PCI_PID(pcr) == PID_5264) { + pcie_capability_clear_and_set_word(pcr->pci, PCI_EXP_LNKCTL2, + PCI_EXP_LNKCTL2_TLS, PCI_EXP_LNKCTL2_TLS_2_5GT); + pci_write_config_byte(pcr->pci, 0x80e, 0x02); + pcie_capability_clear_and_set_word(pcr->pci, PCI_EXP_LNKCTL2, + PCI_EXP_LNKCTL2_TLS, PCI_EXP_LNKCTL2_TLS_5_0GT); + } + /* Set relink_time for changing to PCIe card */ relink_time = 0x8FFF; @@ -1379,6 +1386,12 @@ static int sdmmc_init_sd_express(struct mmc_host *mmc, struct mmc_ios *ios) if (pcr->ops->disable_auto_blink) pcr->ops->disable_auto_blink(pcr); + if (PCI_PID(pcr) == PID_5264) { + rtsx_pci_write_register(pcr, RTS5264_AUTOLOAD_CFG2, + RTS5264_CHIP_RST_N_SEL, RTS5264_CHIP_RST_N_SEL); + rtsx_pci_write_register(pcr, GPIO_CTL, 0x02, 0x00); + } + /* For PCIe/NVMe mode can't enter delink issue */ pcr->hw_param.interrupt_en &= ~(SD_INT_EN); rtsx_pci_writel(pcr, RTSX_BIER, pcr->hw_param.interrupt_en); @@ -1485,7 +1498,7 @@ static int rtsx_pci_sdmmc_drv_probe(struct platform_device *pdev) dev_dbg(&(pdev->dev), ": Realtek PCI-E SDMMC controller found\n"); - mmc = mmc_alloc_host(sizeof(*host), &pdev->dev); + mmc = devm_mmc_alloc_host(&pdev->dev, sizeof(*host)); if (!mmc) return -ENOMEM; @@ -1516,22 +1529,18 @@ static int rtsx_pci_sdmmc_drv_probe(struct platform_device *pdev) if (ret) { pm_runtime_dont_use_autosuspend(&pdev->dev); pm_runtime_disable(&pdev->dev); - mmc_free_host(mmc); return ret; } return 0; } -static int rtsx_pci_sdmmc_drv_remove(struct platform_device *pdev) +static void rtsx_pci_sdmmc_drv_remove(struct platform_device *pdev) { struct realtek_pci_sdmmc *host = platform_get_drvdata(pdev); struct rtsx_pcr *pcr; struct mmc_host *mmc; - if (!host) - return 0; - pcr = host->pcr; pcr->slots[RTSX_SD_CARD].p_dev = NULL; pcr->slots[RTSX_SD_CARD].card_event = NULL; @@ -1562,12 +1571,8 @@ static int rtsx_pci_sdmmc_drv_remove(struct platform_device *pdev) pm_runtime_dont_use_autosuspend(&pdev->dev); pm_runtime_disable(&pdev->dev); - mmc_free_host(mmc); - dev_dbg(&(pdev->dev), ": Realtek PCI-E SDMMC controller has been removed\n"); - - return 0; } static const struct platform_device_id rtsx_pci_sdmmc_ids[] = { |