serial: msm: Add support for UARTDM cores
Add support for the next-generation version of the MSM UART
to the msm_serial driver. This version of the hardware is
similar to the original version, but has some DMA
capabilities that are used in PIO mode in this driver.
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
diff --git a/drivers/serial/msm_serial.h b/drivers/serial/msm_serial.h
index f6ca9ca..9b8dc5d 100644
--- a/drivers/serial/msm_serial.h
+++ b/drivers/serial/msm_serial.h
@@ -3,6 +3,7 @@
*
* Copyright (C) 2007 Google, Inc.
* Author: Robert Love <rlove@google.com>
+ * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
@@ -54,6 +55,7 @@
#define UART_CSR_300 0x22
#define UART_TF 0x000C
+#define UARTDM_TF 0x0070
#define UART_CR 0x0010
#define UART_CR_CMD_NULL (0 << 4)
@@ -64,14 +66,17 @@
#define UART_CR_CMD_START_BREAK (5 << 4)
#define UART_CR_CMD_STOP_BREAK (6 << 4)
#define UART_CR_CMD_RESET_CTS (7 << 4)
+#define UART_CR_CMD_RESET_STALE_INT (8 << 4)
#define UART_CR_CMD_PACKET_MODE (9 << 4)
#define UART_CR_CMD_MODE_RESET (12 << 4)
#define UART_CR_CMD_SET_RFR (13 << 4)
#define UART_CR_CMD_RESET_RFR (14 << 4)
+#define UART_CR_CMD_PROTECTION_EN (16 << 4)
+#define UART_CR_CMD_STALE_EVENT_ENABLE (80 << 4)
#define UART_CR_TX_DISABLE (1 << 3)
-#define UART_CR_TX_ENABLE (1 << 3)
-#define UART_CR_RX_DISABLE (1 << 3)
-#define UART_CR_RX_ENABLE (1 << 3)
+#define UART_CR_TX_ENABLE (1 << 2)
+#define UART_CR_RX_DISABLE (1 << 1)
+#define UART_CR_RX_ENABLE (1 << 0)
#define UART_IMR 0x0014
#define UART_IMR_TXLEV (1 << 0)
@@ -110,9 +115,20 @@
#define UART_SR_RX_FULL (1 << 1)
#define UART_SR_RX_READY (1 << 0)
-#define UART_RF 0x000C
-#define UART_MISR 0x0010
-#define UART_ISR 0x0014
+#define UART_RF 0x000C
+#define UARTDM_RF 0x0070
+#define UART_MISR 0x0010
+#define UART_ISR 0x0014
+#define UART_ISR_TX_READY (1 << 7)
+
+#define GSBI_CONTROL 0x0
+#define GSBI_PROTOCOL_CODE 0x30
+#define GSBI_PROTOCOL_UART 0x40
+#define GSBI_PROTOCOL_IDLE 0x0
+
+#define UARTDM_DMRX 0x34
+#define UARTDM_NCF_TX 0x40
+#define UARTDM_RX_TOTAL_SNAP 0x38
#define UART_TO_MSM(uart_port) ((struct msm_port *) uart_port)