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@@ -1,166 +0,0 @@
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-/*
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- * Blackfin Infra-red Driver
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- *
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- * Copyright 2006-2008 Analog Devices Inc.
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- *
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- * Enter bugs at http://blackfin.uclinux.org/
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- *
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- * Licensed under the GPL-2 or later.
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- *
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- */
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-
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-#include <linux/serial.h>
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-#include <asm/dma.h>
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-#include <asm/portmux.h>
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-
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-#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR)
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-#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL)
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-#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER_SET)
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-#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH)
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-#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR)
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-#define SIR_UART_GET_LSR(port) bfin_read16((port)->membase + OFFSET_LSR)
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-#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL)
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-
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-#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v)
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-#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v)
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-#define SIR_UART_SET_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER_SET), v)
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-#define SIR_UART_CLEAR_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER_CLEAR), v)
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-#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v)
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-#define SIR_UART_PUT_LSR(port, v) bfin_write16(((port)->membase + OFFSET_LSR), v)
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-#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v)
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-#define SIR_UART_CLEAR_LSR(port) bfin_write16(((port)->membase + OFFSET_LSR), -1)
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-#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v)
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-
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-#ifdef CONFIG_SIR_BFIN_DMA
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-struct dma_rx_buf {
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- char *buf;
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- int head;
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- int tail;
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- };
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-#endif /* CONFIG_SIR_BFIN_DMA */
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-
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-struct bfin_sir_port {
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- unsigned char __iomem *membase;
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- unsigned int irq;
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- unsigned int lsr;
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- unsigned long clk;
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- struct net_device *dev;
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-#ifdef CONFIG_SIR_BFIN_DMA
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- int tx_done;
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- struct dma_rx_buf rx_dma_buf;
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- struct timer_list rx_dma_timer;
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- int rx_dma_nrows;
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-#endif /* CONFIG_SIR_BFIN_DMA */
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- unsigned int tx_dma_channel;
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- unsigned int rx_dma_channel;
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-};
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-
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-struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS];
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-
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-struct bfin_sir_port_res {
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- unsigned long base_addr;
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- int irq;
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- unsigned int rx_dma_channel;
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- unsigned int tx_dma_channel;
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-};
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-
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-struct bfin_sir_port_res bfin_sir_port_resource[] = {
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-#ifdef CONFIG_BFIN_SIR0
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- {
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- 0xFFC00400,
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- IRQ_UART0_RX,
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- CH_UART0_RX,
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- CH_UART0_TX,
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- },
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-#endif
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-#ifdef CONFIG_BFIN_SIR1
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- {
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- 0xFFC02000,
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- IRQ_UART1_RX,
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- CH_UART1_RX,
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- CH_UART1_TX,
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- },
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-#endif
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-#ifdef CONFIG_BFIN_SIR2
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- {
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- 0xFFC02100,
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- IRQ_UART2_RX,
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- CH_UART2_RX,
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- CH_UART2_TX,
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- },
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-#endif
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-#ifdef CONFIG_BFIN_SIR3
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- {
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- 0xFFC03100,
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- IRQ_UART3_RX,
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- CH_UART3_RX,
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- CH_UART3_TX,
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- },
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-#endif
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-};
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-
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-int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource);
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-
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-struct bfin_sir_self {
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- struct bfin_sir_port *sir_port;
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- spinlock_t lock;
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- unsigned int open;
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- int speed;
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- int newspeed;
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-
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- struct sk_buff *txskb;
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- struct sk_buff *rxskb;
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- struct net_device_stats stats;
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- struct device *dev;
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- struct irlap_cb *irlap;
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- struct qos_info qos;
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-
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- iobuff_t tx_buff;
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- iobuff_t rx_buff;
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-
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- struct work_struct work;
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- int mtt;
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-};
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-
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-#define DRIVER_NAME "bfin_sir"
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-
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-static int bfin_sir_hw_init(void)
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-{
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- int ret = -ENODEV;
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-#ifdef CONFIG_BFIN_SIR0
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- ret = peripheral_request(P_UART0_TX, DRIVER_NAME);
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- if (ret)
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- return ret;
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- ret = peripheral_request(P_UART0_RX, DRIVER_NAME);
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- if (ret)
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- return ret;
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-#endif
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-
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-#ifdef CONFIG_BFIN_SIR1
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- ret = peripheral_request(P_UART1_TX, DRIVER_NAME);
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- if (ret)
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- return ret;
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- ret = peripheral_request(P_UART1_RX, DRIVER_NAME);
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- if (ret)
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- return ret;
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-#endif
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-
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-#ifdef CONFIG_BFIN_SIR2
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- ret = peripheral_request(P_UART2_TX, DRIVER_NAME);
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- if (ret)
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- return ret;
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- ret = peripheral_request(P_UART2_RX, DRIVER_NAME);
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- if (ret)
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- return ret;
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-#endif
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-
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-#ifdef CONFIG_BFIN_SIR3
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- ret = peripheral_request(P_UART3_TX, DRIVER_NAME);
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- if (ret)
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- return ret;
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- ret = peripheral_request(P_UART3_RX, DRIVER_NAME);
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- if (ret)
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- return ret;
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-#endif
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- return ret;
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-}
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