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-rw-r--r--target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h
new file mode 100644
index 000000000..edb13cd01
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h
@@ -0,0 +1,58 @@
+/*
+ * Atheros AR933X UART defines
+ *
+ * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#ifndef __AR933X_UART_H
+#define __AR933X_UART_H
+
+#define AR933X_UART_DATA_REG 0x00
+#define AR933X_UART_CS_REG 0x04
+#define AR933X_UART_CLOCK_REG 0x08
+#define AR933X_UART_INT_REG 0x0c
+#define AR933X_UART_INT_EN_REG 0x10
+
+#define AR933X_UART_DATA_TX_RX_MASK 0xff
+#define AR933X_UART_DATA_RX_CSR BIT(8)
+#define AR933X_UART_DATA_TX_CSR BIT(9)
+
+#define AR933X_UART_CS_PARITY_S 0
+#define AR933X_UART_CS_PARITY_M 0x3
+#define AR933X_UART_CS_PARITY_M 0x3
+#define AR933X_UART_CS_IF_MODE_S 2
+#define AR933X_UART_CS_IF_MODE_M 0x3
+#define AR933X_UART_CS_FLOW_CTRL_S 4
+#define AR933X_UART_CS_FLOW_CTRL_M 0x3
+#define AR933X_UART_CS_DMA_EN BIT(6)
+#define AR933X_UART_CS_TX_READY_ORIDE BIT(7)
+#define AR933X_UART_CS_RX_READY_ORIDE BIT(8)
+#define AR933X_UART_CS_TX_READY BIT(9)
+#define AR933X_UART_CS_RX_BREAK BIT(10)
+#define AR933X_UART_CS_TX_BREAK BIT(11)
+#define AR933X_UART_CS_HOST_INT BIT(12)
+#define AR933X_UART_CS_HOST_INT_EN BIT(13)
+#define AR933X_UART_CS_TX_BUSY BIT(14)
+#define AR933X_UART_CS_RX_BUSY BIT(15)
+
+#define AR933X_UART_CLOCK_STEP_M 0xffff
+#define AR933X_UART_CLOCK_SCALE_M 0xfff
+#define AR933X_UART_CLCOK_SCALE_S 16
+
+#define AR933X_UART_INT_RX_VALID BIT(0)
+#define AR933X_UART_INT_TX_READY BIT(1)
+#define AR933X_UART_INT_RX_FRAMING_ERR BIT(2)
+#define AR933X_UART_INT_RX_OFLOW_ERR BIT(3)
+#define AR933X_UART_INT_TX_OFLOW_ERR BIT(4)
+#define AR933X_UART_INT_RX_PARITY_ERR BIT(5)
+#define AR933X_UART_INT_RX_BREAK_ON BIT(6)
+#define AR933X_UART_INT_RX_BREAK_OFF BIT(7)
+#define AR933X_UART_INT_RX_FULL BIT(8)
+#define AR933X_UART_INT_TX_EMPTY BIT(9)
+#define AR933X_UART_INT_ALLINTS 0x3ff
+
+#endif /* __AR933X_UART_H */