Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / fs_uart_pd.h

diff --git a/kernel/include/linux/fs_uart_pd.h b/kernel/include/linux/fs_uart_pd.h
new file mode 100644 (file)
index 0000000..36b61ff
--- /dev/null
+++ b/kernel/include/linux/fs_uart_pd.h
@@ -0,0 +1,71 @@
+/*
+ * Platform information definitions for the CPM Uart driver.
+ *
+ * 2006 (c) MontaVista Software, Inc.
+ * Vitaly Bordug <vbordug@ru.mvista.com>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef FS_UART_PD_H
+#define FS_UART_PD_H
+
+#include <asm/types.h>
+
+enum fs_uart_id {
+       fsid_smc1_uart,
+       fsid_smc2_uart,
+       fsid_scc1_uart,
+       fsid_scc2_uart,
+       fsid_scc3_uart,
+       fsid_scc4_uart,
+       fs_uart_nr,
+};
+
+static inline int fs_uart_id_scc2fsid(int id)
+{
+    return fsid_scc1_uart + id - 1;
+}
+
+static inline int fs_uart_id_fsid2scc(int id)
+{
+    return id - fsid_scc1_uart + 1;
+}
+
+static inline int fs_uart_id_smc2fsid(int id)
+{
+    return fsid_smc1_uart + id - 1;
+}
+
+static inline int fs_uart_id_fsid2smc(int id)
+{
+    return id - fsid_smc1_uart + 1;
+}
+
+struct fs_uart_platform_info {
+        void(*init_ioports)(struct fs_uart_platform_info *);
+       /* device specific information */
+       int fs_no;              /* controller index */
+       char fs_type[4];        /* controller type  */
+       u32 uart_clk;
+       u8 tx_num_fifo;
+       u8 tx_buf_size;
+       u8 rx_num_fifo;
+       u8 rx_buf_size;
+       u8 brg;
+       u8 clk_rx;
+       u8 clk_tx;
+};
+
+static inline int fs_uart_get_id(struct fs_uart_platform_info *fpi)
+{
+        if(strstr(fpi->fs_type, "SMC"))
+                return fs_uart_id_smc2fsid(fpi->fs_no);
+        if(strstr(fpi->fs_type, "SCC"))
+                return fs_uart_id_scc2fsid(fpi->fs_no);
+        return fpi->fs_no;
+}
+
+#endif