summaryrefslogtreecommitdiff
path: root/drivers/tty/serial/pic32_uart.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/tty/serial/pic32_uart.h')
-rw-r--r--drivers/tty/serial/pic32_uart.h125
1 files changed, 0 insertions, 125 deletions
diff --git a/drivers/tty/serial/pic32_uart.h b/drivers/tty/serial/pic32_uart.h
deleted file mode 100644
index b15639cc336b..000000000000
--- a/drivers/tty/serial/pic32_uart.h
+++ /dev/null
@@ -1,125 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * PIC32 Integrated Serial Driver.
- *
- * Copyright (C) 2015 Microchip Technology, Inc.
- *
- * Authors:
- * Sorin-Andrei Pistirica <andrei.pistirica@microchip.com>
- */
-#ifndef __DT_PIC32_UART_H__
-#define __DT_PIC32_UART_H__
-
-#define PIC32_UART_DFLT_BRATE (9600)
-#define PIC32_UART_TX_FIFO_DEPTH (8)
-#define PIC32_UART_RX_FIFO_DEPTH (8)
-
-#define PIC32_UART_MODE 0x00
-#define PIC32_UART_STA 0x10
-#define PIC32_UART_TX 0x20
-#define PIC32_UART_RX 0x30
-#define PIC32_UART_BRG 0x40
-
-struct pic32_console_opt {
- int baud;
- int parity;
- int bits;
- int flow;
-};
-
-/* struct pic32_sport - pic32 serial port descriptor
- * @port: uart port descriptor
- * @idx: port index
- * @irq_fault: virtual fault interrupt number
- * @irqflags_fault: flags related to fault irq
- * @irq_fault_name: irq fault name
- * @irq_rx: virtual rx interrupt number
- * @irqflags_rx: flags related to rx irq
- * @irq_rx_name: irq rx name
- * @irq_tx: virtual tx interrupt number
- * @irqflags_tx: : flags related to tx irq
- * @irq_tx_name: irq tx name
- * @cts_gpio: clear to send gpio
- * @dev: device descriptor
- **/
-struct pic32_sport {
- struct uart_port port;
- struct pic32_console_opt opt;
- int idx;
-
- int irq_fault;
- int irqflags_fault;
- const char *irq_fault_name;
- int irq_rx;
- int irqflags_rx;
- const char *irq_rx_name;
- int irq_tx;
- int irqflags_tx;
- const char *irq_tx_name;
- u8 enable_tx_irq;
-
- bool hw_flow_ctrl;
- int cts_gpio;
-
- int ref_clk;
- struct clk *clk;
-
- struct device *dev;
-};
-#define to_pic32_sport(c) container_of(c, struct pic32_sport, port)
-#define pic32_get_port(sport) (&sport->port)
-#define pic32_get_opt(sport) (&sport->opt)
-#define tx_irq_enabled(sport) (sport->enable_tx_irq)
-
-static inline void pic32_uart_writel(struct pic32_sport *sport,
- u32 reg, u32 val)
-{
- struct uart_port *port = pic32_get_port(sport);
-
- __raw_writel(val, port->membase + reg);
-}
-
-static inline u32 pic32_uart_readl(struct pic32_sport *sport, u32 reg)
-{
- struct uart_port *port = pic32_get_port(sport);
-
- return __raw_readl(port->membase + reg);
-}
-
-/* pic32 uart mode register bits */
-#define PIC32_UART_MODE_ON BIT(15)
-#define PIC32_UART_MODE_FRZ BIT(14)
-#define PIC32_UART_MODE_SIDL BIT(13)
-#define PIC32_UART_MODE_IREN BIT(12)
-#define PIC32_UART_MODE_RTSMD BIT(11)
-#define PIC32_UART_MODE_RESV1 BIT(10)
-#define PIC32_UART_MODE_UEN1 BIT(9)
-#define PIC32_UART_MODE_UEN0 BIT(8)
-#define PIC32_UART_MODE_WAKE BIT(7)
-#define PIC32_UART_MODE_LPBK BIT(6)
-#define PIC32_UART_MODE_ABAUD BIT(5)
-#define PIC32_UART_MODE_RXINV BIT(4)
-#define PIC32_UART_MODE_BRGH BIT(3)
-#define PIC32_UART_MODE_PDSEL1 BIT(2)
-#define PIC32_UART_MODE_PDSEL0 BIT(1)
-#define PIC32_UART_MODE_STSEL BIT(0)
-
-/* pic32 uart status register bits */
-#define PIC32_UART_STA_UTXISEL1 BIT(15)
-#define PIC32_UART_STA_UTXISEL0 BIT(14)
-#define PIC32_UART_STA_UTXINV BIT(13)
-#define PIC32_UART_STA_URXEN BIT(12)
-#define PIC32_UART_STA_UTXBRK BIT(11)
-#define PIC32_UART_STA_UTXEN BIT(10)
-#define PIC32_UART_STA_UTXBF BIT(9)
-#define PIC32_UART_STA_TRMT BIT(8)
-#define PIC32_UART_STA_URXISEL1 BIT(7)
-#define PIC32_UART_STA_URXISEL0 BIT(6)
-#define PIC32_UART_STA_ADDEN BIT(5)
-#define PIC32_UART_STA_RIDLE BIT(4)
-#define PIC32_UART_STA_PERR BIT(3)
-#define PIC32_UART_STA_FERR BIT(2)
-#define PIC32_UART_STA_OERR BIT(1)
-#define PIC32_UART_STA_URXDA BIT(0)
-
-#endif /* __DT_PIC32_UART_H__ */