drivers/mfd: Add realtek pcie card reader driver
Realtek PCI-E card reader driver adapts requests from upper-level
sdmmc/memstick layer to the real physical card reader.
Signed-off-by: Wei WANG <[email protected]>
Reviewed-by: Arnd Bergmann <[email protected]>
Tested-by: Borislav Petkov <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
diff --git a/include/linux/mfd/rtsx_common.h b/include/linux/mfd/rtsx_common.h
new file mode 100644
index 0000000..a8d393e
--- /dev/null
+++ b/include/linux/mfd/rtsx_common.h
@@ -0,0 +1,48 @@
+/* Driver for Realtek driver-based card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * Wei WANG <[email protected]>
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTSX_COMMON_H
+#define __RTSX_COMMON_H
+
+#define DRV_NAME_RTSX_PCI "rtsx_pci"
+#define DRV_NAME_RTSX_PCI_SDMMC "rtsx_pci_sdmmc"
+#define DRV_NAME_RTSX_PCI_MS "rtsx_pci_ms"
+
+#define RTSX_REG_PAIR(addr, val) (((u32)(addr) << 16) | (u8)(val))
+
+#define RTSX_SSC_DEPTH_4M 0x01
+#define RTSX_SSC_DEPTH_2M 0x02
+#define RTSX_SSC_DEPTH_1M 0x03
+#define RTSX_SSC_DEPTH_500K 0x04
+#define RTSX_SSC_DEPTH_250K 0x05
+
+#define RTSX_SD_CARD 0
+#define RTSX_MS_CARD 1
+
+struct platform_device;
+
+struct rtsx_slot {
+ struct platform_device *p_dev;
+ void (*card_event)(struct platform_device *p_dev);
+};
+
+#endif
