From: "Chen, Alvin" <alvin.chen@intel.com>
To: Chris Ball <chris@printf.net>, Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-mmc@vger.kernel.org, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] mmc: sdhci-pci: Quark SDIO host controller supporting
Date: Fri, 20 Jun 2014 09:13:56 -0700 [thread overview]
Message-ID: <1403280836-26943-2-git-send-email-alvin.chen@intel.com> (raw)
In-Reply-To: <1403280836-26943-1-git-send-email-alvin.chen@intel.com>
From: Derek Browne <Derek.Browne@intel.com>
On Intel Quark, there is a SDIO host controller. This patch is added to
enable the SDIO host controller.
Signed-off-by: Derek Browne <Derek.Browne@intel.com>
Signed-off-by: Alvin (Weike) Chen <alvin.chen@intel.com>
---
drivers/mmc/host/sdhci-pci.c | 12 ++++++++++++
include/linux/pci_ids.h | 2 ++
2 files changed, 14 insertions(+)
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 52c42fc..1aeeefc 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -103,6 +103,10 @@ static const struct sdhci_pci_fixes sdhci_cafe = {
SDHCI_QUIRK_BROKEN_TIMEOUT_VAL,
};
+static const struct sdhci_pci_fixes sdhci_intel_qrk = {
+ .quirks = SDHCI_QUIRK_NO_HISPD_BIT,
+};
+
static int mrst_hc_probe_slot(struct sdhci_pci_slot *slot)
{
slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA;
@@ -753,6 +757,14 @@ static const struct pci_device_id pci_ids[] = {
{
.vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_QRK_SD,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_qrk,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
.device = PCI_DEVICE_ID_INTEL_MRST_SD0,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index d4de24b..5bba2c3 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2557,6 +2557,7 @@
#define PCI_DEVICE_ID_INTEL_MFD_EMMC0 0x0823
#define PCI_DEVICE_ID_INTEL_MFD_EMMC1 0x0824
#define PCI_DEVICE_ID_INTEL_MRST_SD2 0x084F
+#define PCI_DEVICE_ID_INTEL_QUARK_ILB 0x095E
#define PCI_DEVICE_ID_INTEL_I960 0x0960
#define PCI_DEVICE_ID_INTEL_I960RM 0x0962
#define PCI_DEVICE_ID_INTEL_CENTERTON_ILB 0x0c60
@@ -2579,6 +2580,7 @@
#define PCI_DEVICE_ID_INTEL_82840_HB 0x1a21
#define PCI_DEVICE_ID_INTEL_82845_HB 0x1a30
#define PCI_DEVICE_ID_INTEL_IOAT 0x1a38
+#define PCI_DEVICE_ID_INTEL_QRK_SD 0x08A7
#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41
#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f
#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_0 0x1d40
--
1.7.9.5
next prev parent reply other threads:[~2014-06-20 16:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-20 16:13 [PATCH] mmc: sdhci-pci: Add support for Intel Quark SDIO host controller Chen, Alvin
2014-06-20 16:13 ` Chen, Alvin [this message]
2014-06-23 20:07 ` [PATCH] mmc: sdhci-pci: Quark SDIO host controller supporting Bjorn Helgaas
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