Merge branch 'common/serial-rework' into sh-latest

1 files changed, 22 insertions, 0 deletions

diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
index baed2122c5a6..1630d9cae22a 100644
--- a/include/linux/serial_sci.h
+++ b/include/linux/serial_sci.h
@@ -8,6 +8,23 @@
  * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
  */
 
+enum {
+        SCBRR_ALGO_1,           /* ((clk + 16 * bps) / (16 * bps) - 1) */
+        SCBRR_ALGO_2,           /* ((clk + 16 * bps) / (32 * bps) - 1) */
+        SCBRR_ALGO_3,           /* (((clk * 2) + 16 * bps) / (16 * bps) - 1) */
+        SCBRR_ALGO_4,           /* (((clk * 2) + 16 * bps) / (32 * bps) - 1) */
+        SCBRR_ALGO_5,           /* (((clk * 1000 / 32) / bps) - 1) */
+};
+
+#define SCSCR_TIE       (1 << 7)
+#define SCSCR_RIE       (1 << 6)
+#define SCSCR_TE        (1 << 5)
+#define SCSCR_RE        (1 << 4)
+#define SCSCR_REIE      (1 << 3)        /* not supported by all parts */
+#define SCSCR_TOIE      (1 << 2)        /* not supported by all parts */
+#define SCSCR_CKE1      (1 << 1)
+#define SCSCR_CKE0      (1 << 0)
+
 /* Offsets into the sci_port->irqs array */
 enum {
         SCIx_ERI_IRQ,
@@ -29,7 +46,12 @@ struct plat_sci_port {
         unsigned int    type;                   /* SCI / SCIF / IRDA */
         upf_t           flags;                  /* UPF_* flags */
         char            *clk;                   /* clock string */
+
+        unsigned int    scbrr_algo_id;          /* SCBRR calculation algo */
+        unsigned int    scscr;                  /* SCSCR initialization */
+
         struct device   *dma_dev;
+
 #ifdef CONFIG_SERIAL_SH_SCI_DMA
         unsigned int dma_slave_tx;
         unsigned int dma_slave_rx;