linux-kernel - [PATCH v2] mmc: sdhci-pci: SDIO host controller support for Intel Quark X1000

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Message-Id: <1403618196-7366-2-git-send-email-alvin.chen@intel.com>
Date:	Tue, 24 Jun 2014 06:56:36 -0700
From:	"Chen, Alvin" <alvin.chen@...el.com>
To:	Chris Ball <chris@...ntf.net>
Cc:	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Boon Leong Ong <boon.leong.ong@...el.com>
Subject: [PATCH v2] mmc: sdhci-pci: SDIO host controller support for Intel Quark X1000

From: Derek Browne <Derek.Browne@...el.com>

This patch is to enable SDIO host controller for Intel Quark X1000.

Signed-off-by: Derek Browne <Derek.Browne@...el.com>
Signed-off-by: Alvin (Weike) Chen <alvin.chen@...el.com>
---
changelog v2:
*Delete '#define PCI_DEVICE_ID_INTEL_QUARK_ILB 0x095E' from 'include/linux/pci_ids.h'.
*Move '#define PCI_DEVICE_ID_INTEL_QRK_SD 0x08A7' from 'include/linux/pci_ids.h' 
 to 'driver/mmc/host/sdhci-pci.h'.
*Update the subject and description.

 drivers/mmc/host/sdhci-pci.c |   12 ++++++++++++
 drivers/mmc/host/sdhci-pci.h |    1 +
 2 files changed, 13 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/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
index 6d71871..c101477 100644
--- a/drivers/mmc/host/sdhci-pci.h
+++ b/drivers/mmc/host/sdhci-pci.h
@@ -17,6 +17,7 @@
 #define PCI_DEVICE_ID_INTEL_CLV_SDIO2	0x08fb
 #define PCI_DEVICE_ID_INTEL_CLV_EMMC0	0x08e5
 #define PCI_DEVICE_ID_INTEL_CLV_EMMC1	0x08e6
+#define PCI_DEVICE_ID_INTEL_QRK_SD	0x08A7
 
 /*
  * PCI registers
-- 
1.7.9.5

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