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-rw-r--r--include/asm-blackfin/mach-bf537/anomaly.h17
-rw-r--r--include/asm-blackfin/mach-bf537/bfin_serial_5xx.h48
-rw-r--r--include/asm-blackfin/mach-bf537/bfin_sir.h133
-rw-r--r--include/asm-blackfin/mach-bf537/blackfin.h39
-rw-r--r--include/asm-blackfin/mach-bf537/cdefBF534.h65
-rw-r--r--include/asm-blackfin/mach-bf537/dma.h3
6 files changed, 235 insertions, 70 deletions
diff --git a/include/asm-blackfin/mach-bf537/anomaly.h b/include/asm-blackfin/mach-bf537/anomaly.h
index 746a794b311..a6b08facb24 100644
--- a/include/asm-blackfin/mach-bf537/anomaly.h
+++ b/include/asm-blackfin/mach-bf537/anomaly.h
@@ -7,7 +7,7 @@
*/
/* This file shoule be up to date with:
- * - Revision A, 09/04/2007; ADSP-BF534/ADSP-BF536/ADSP-BF537 Blackfin Processor Anomaly List
+ * - Revision C, 02/08/2008; ADSP-BF534/ADSP-BF536/ADSP-BF537 Blackfin Processor Anomaly List
*/
#ifndef _MACH_ANOMALY_H_
@@ -132,10 +132,24 @@
#define ANOMALY_05000322 (1)
/* Ethernet MAC MDIO Reads Do Not Meet IEEE Specification */
#define ANOMALY_05000341 (__SILICON_REVISION__ >= 3)
+/* New Feature: UART Remains Enabled after UART Boot (Not Available on Older Silicon) */
+#define ANOMALY_05000350 (__SILICON_REVISION__ < 3)
+/* Regulator Programming Blocked when Hibernate Wakeup Source Remains Active */
+#define ANOMALY_05000355 (1)
/* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */
#define ANOMALY_05000357 (1)
/* DMAs that Go Urgent during Tight Core Writes to External Memory Are Blocked */
#define ANOMALY_05000359 (1)
+/* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */
+#define ANOMALY_05000366 (1)
+/* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */
+#define ANOMALY_05000371 (1)
+/* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */
+#define ANOMALY_05000402 (__SILICON_REVISION__ >= 3)
+/* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */
+#define ANOMALY_05000403 (1)
+
+
/* Anomalies that don't exist on this proc */
#define ANOMALY_05000125 (0)
@@ -146,5 +160,6 @@
#define ANOMALY_05000266 (0)
#define ANOMALY_05000311 (0)
#define ANOMALY_05000323 (0)
+#define ANOMALY_05000363 (0)
#endif
diff --git a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
index 8fc672d3105..fd100a415b9 100644
--- a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
+++ b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
@@ -1,22 +1,38 @@
+/*
+ * file: include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
+ * based on:
+ * author:
+ *
+ * created:
+ * description:
+ * blackfin serial driver header files
+ * rev:
+ *
+ * modified:
+ *
+ *
+ * bugs: enter bugs at http://blackfin.uclinux.org/
+ *
+ * this program is free software; you can redistribute it and/or modify
+ * it under the terms of the gnu general public license as published by
+ * the free software foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * this program is distributed in the hope that it will be useful,
+ * but without any warranty; without even the implied warranty of
+ * merchantability or fitness for a particular purpose. see the
+ * gnu general public license for more details.
+ *
+ * you should have received a copy of the gnu general public license
+ * along with this program; see the file copying.
+ * if not, write to the free software foundation,
+ * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ */
+
#include <linux/serial.h>
#include <asm/dma.h>
#include <asm/portmux.h>
-#define NR_PORTS 2
-
-#define OFFSET_THR 0x00 /* Transmit Holding register */
-#define OFFSET_RBR 0x00 /* Receive Buffer register */
-#define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */
-#define OFFSET_IER 0x04 /* Interrupt Enable Register */
-#define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */
-#define OFFSET_IIR 0x08 /* Interrupt Identification Register */
-#define OFFSET_LCR 0x0C /* Line Control Register */
-#define OFFSET_MCR 0x10 /* Modem Control Register */
-#define OFFSET_LSR 0x14 /* Line Status Register */
-#define OFFSET_MSR 0x18 /* Modem Status Register */
-#define OFFSET_SCR 0x1C /* SCR Scratch Register */
-#define OFFSET_GCTL 0x24 /* Global Control Register */
-
#define UART_GET_CHAR(uart) bfin_read16(((uart)->port.membase + OFFSET_RBR))
#define UART_GET_DLL(uart) bfin_read16(((uart)->port.membase + OFFSET_DLL))
#define UART_GET_IER(uart) bfin_read16(((uart)->port.membase + OFFSET_IER))
@@ -92,7 +108,7 @@ static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart)
bfin_write16(uart->port.membase + OFFSET_LSR, -1);
}
-struct bfin_serial_port bfin_serial_ports[NR_PORTS];
+struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS];
struct bfin_serial_res {
unsigned long uart_base_addr;
int uart_irq;
diff --git a/include/asm-blackfin/mach-bf537/bfin_sir.h b/include/asm-blackfin/mach-bf537/bfin_sir.h
new file mode 100644
index 00000000000..0612d0c9501
--- /dev/null
+++ b/include/asm-blackfin/mach-bf537/bfin_sir.h
@@ -0,0 +1,133 @@
+/*
+ * Blackfin Infra-red Driver
+ *
+ * Copyright 2006-2008 Analog Devices Inc.
+ *
+ * Enter bugs at http://blackfin.uclinux.org/
+ *
+ * Licensed under the GPL-2 or later.
+ *
+ */
+
+#include <linux/serial.h>
+#include <asm/dma.h>
+#include <asm/portmux.h>
+
+#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR)
+#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL)
+#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER)
+#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH)
+#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR)
+#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR)
+#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL)
+
+#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v)
+#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v)
+#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v)
+#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v)
+#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v)
+#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v)
+
+#ifdef CONFIG_SIR_BFIN_DMA
+struct dma_rx_buf {
+ char *buf;
+ int head;
+ int tail;
+ };
+#endif /* CONFIG_SIR_BFIN_DMA */
+
+struct bfin_sir_port {
+ unsigned char __iomem *membase;
+ unsigned int irq;
+ unsigned int lsr;
+ unsigned long clk;
+ struct net_device *dev;
+#ifdef CONFIG_SIR_BFIN_DMA
+ int tx_done;
+ struct dma_rx_buf rx_dma_buf;
+ struct timer_list rx_dma_timer;
+ int rx_dma_nrows;
+#endif /* CONFIG_SIR_BFIN_DMA */
+ unsigned int tx_dma_channel;
+ unsigned int rx_dma_channel;
+};
+
+struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS];
+
+struct bfin_sir_port_res {
+ unsigned long base_addr;
+ int irq;
+ unsigned int rx_dma_channel;
+ unsigned int tx_dma_channel;
+};
+
+struct bfin_sir_port_res bfin_sir_port_resource[] = {
+#ifdef CONFIG_BFIN_SIR0
+ {
+ 0xFFC00400,
+ IRQ_UART0_RX,
+ CH_UART0_RX,
+ CH_UART0_TX,
+ },
+#endif
+#ifdef CONFIG_BFIN_SIR1
+ {
+ 0xFFC02000,
+ IRQ_UART1_RX,
+ CH_UART1_RX,
+ CH_UART1_TX,
+ },
+#endif
+};
+
+int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource);
+
+struct bfin_sir_self {
+ struct bfin_sir_port *sir_port;
+ spinlock_t lock;
+ unsigned int open;
+ int speed;
+ int newspeed;
+
+ struct sk_buff *txskb;
+ struct sk_buff *rxskb;
+ struct net_device_stats stats;
+ struct device *dev;
+ struct irlap_cb *irlap;
+ struct qos_info qos;
+
+ iobuff_t tx_buff;
+ iobuff_t rx_buff;
+
+ struct work_struct work;
+ int mtt;
+};
+
+static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port)
+{
+ unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR);
+ port->lsr |= (lsr & (BI|FE|PE|OE));
+ return lsr | port->lsr;
+}
+
+static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port)
+{
+ port->lsr = 0;
+ bfin_read16(port->membase + OFFSET_LSR);
+}
+
+#define DRIVER_NAME "bfin_sir"
+
+static void bfin_sir_hw_init(void)
+{
+#ifdef CONFIG_BFIN_SIR0
+ peripheral_request(P_UART0_TX, DRIVER_NAME);
+ peripheral_request(P_UART0_RX, DRIVER_NAME);
+#endif
+
+#ifdef CONFIG_BFIN_SIR1
+ peripheral_request(P_UART1_TX, DRIVER_NAME);
+ peripheral_request(P_UART1_RX, DRIVER_NAME);
+#endif
+ SSYNC();
+}
diff --git a/include/asm-blackfin/mach-bf537/blackfin.h b/include/asm-blackfin/mach-bf537/blackfin.h
index 53fcfa3408d..cffc786b2a2 100644
--- a/include/asm-blackfin/mach-bf537/blackfin.h
+++ b/include/asm-blackfin/mach-bf537/blackfin.h
@@ -82,8 +82,6 @@
#define STATUS_P1 0x02
#define STATUS_P0 0x01
-/* UART 0*/
-
/* DMA Channnel */
#define bfin_read_CH_UART_RX() bfin_read_CH_UART0_RX()
#define bfin_write_CH_UART_RX(val) bfin_write_CH_UART0_RX(val)
@@ -106,37 +104,52 @@
/* MMR Registers*/
#define bfin_read_UART_THR() bfin_read_UART0_THR()
#define bfin_write_UART_THR(val) bfin_write_UART0_THR(val)
-#define UART_THR UART0_THR
+#define BFIN_UART_THR UART0_THR
#define bfin_read_UART_RBR() bfin_read_UART0_RBR()
#define bfin_write_UART_RBR(val) bfin_write_UART0_RBR(val)
-#define UART_RBR UART0_RBR
+#define BFIN_UART_RBR UART0_RBR
#define bfin_read_UART_DLL() bfin_read_UART0_DLL()
#define bfin_write_UART_DLL(val) bfin_write_UART0_DLL(val)
-#define UART_DLL UART0_DLL
+#define BFIN_UART_DLL UART0_DLL
#define bfin_read_UART_IER() bfin_read_UART0_IER()
#define bfin_write_UART_IER(val) bfin_write_UART0_IER(val)
-#define UART_IER UART0_IER
+#define BFIN_UART_IER UART0_IER
#define bfin_read_UART_DLH() bfin_read_UART0_DLH()
#define bfin_write_UART_DLH(val) bfin_write_UART0_DLH(val)
-#define UART_DLH UART0_DLH
+#define BFIN_UART_DLH UART0_DLH
#define bfin_read_UART_IIR() bfin_read_UART0_IIR()
#define bfin_write_UART_IIR(val) bfin_write_UART0_IIR(val)
-#define UART_IIR UART0_IIR
+#define BFIN_UART_IIR UART0_IIR
#define bfin_read_UART_LCR() bfin_read_UART0_LCR()
#define bfin_write_UART_LCR(val) bfin_write_UART0_LCR(val)
-#define UART_LCR UART0_LCR
+#define BFIN_UART_LCR UART0_LCR
#define bfin_read_UART_MCR() bfin_read_UART0_MCR()
#define bfin_write_UART_MCR(val) bfin_write_UART0_MCR(val)
-#define UART_MCR UART0_MCR
+#define BFIN_UART_MCR UART0_MCR
#define bfin_read_UART_LSR() bfin_read_UART0_LSR()
#define bfin_write_UART_LSR(val) bfin_write_UART0_LSR(val)
-#define UART_LSR UART0_LSR
+#define BFIN_UART_LSR UART0_LSR
#define bfin_read_UART_SCR() bfin_read_UART0_SCR()
#define bfin_write_UART_SCR(val) bfin_write_UART0_SCR(val)
-#define UART_SCR UART0_SCR
+#define BFIN_UART_SCR UART0_SCR
#define bfin_read_UART_GCTL() bfin_read_UART0_GCTL()
#define bfin_write_UART_GCTL(val) bfin_write_UART0_GCTL(val)
-#define UART_GCTL UART0_GCTL
+#define BFIN_UART_GCTL UART0_GCTL
+
+#define BFIN_UART_NR_PORTS 2
+
+#define OFFSET_THR 0x00 /* Transmit Holding register */
+#define OFFSET_RBR 0x00 /* Receive Buffer register */
+#define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */
+#define OFFSET_IER 0x04 /* Interrupt Enable Register */
+#define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */
+#define OFFSET_IIR 0x08 /* Interrupt Identification Register */
+#define OFFSET_LCR 0x0C /* Line Control Register */
+#define OFFSET_MCR 0x10 /* Modem Control Register */
+#define OFFSET_LSR 0x14 /* Line Status Register */
+#define OFFSET_MSR 0x18 /* Modem Status Register */
+#define OFFSET_SCR 0x1C /* SCR Scratch Register */
+#define OFFSET_GCTL 0x24 /* Global Control Register */
/* DPMC*/
#define bfin_read_STOPCK_OFF() bfin_read_STOPCK()
diff --git a/include/asm-blackfin/mach-bf537/cdefBF534.h b/include/asm-blackfin/mach-bf537/cdefBF534.h
index 78227bc855d..82de526f809 100644
--- a/include/asm-blackfin/mach-bf537/cdefBF534.h
+++ b/include/asm-blackfin/mach-bf537/cdefBF534.h
@@ -44,7 +44,27 @@
/* Clock and System Control (0xFFC00000 - 0xFFC000FF) */
#define bfin_read_PLL_CTL() bfin_read16(PLL_CTL)
-#define bfin_write_PLL_CTL(val) bfin_write16(PLL_CTL,val)
+/* Writing to PLL_CTL initiates a PLL relock sequence. */
+static __inline__ void bfin_write_PLL_CTL(unsigned int val)
+{
+ unsigned long flags, iwr;
+
+ if (val == bfin_read_PLL_CTL())
+ return;
+
+ local_irq_save(flags);
+ /* Enable the PLL Wakeup bit in SIC IWR */
+ iwr = bfin_read32(SIC_IWR);
+ /* Only allow PPL Wakeup) */
+ bfin_write32(SIC_IWR, IWR_ENABLE(0));
+
+ bfin_write16(PLL_CTL, val);
+ SSYNC();
+ asm("IDLE;");
+
+ bfin_write32(SIC_IWR, iwr);
+ local_irq_restore(flags);
+}
#define bfin_read_PLL_DIV() bfin_read16(PLL_DIV)
#define bfin_write_PLL_DIV(val) bfin_write16(PLL_DIV,val)
#define bfin_read_VR_CTL() bfin_read16(VR_CTL)
@@ -53,6 +73,10 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val)
{
unsigned long flags, iwr;
+ if (val == bfin_read_VR_CTL())
+ return;
+
+ local_irq_save(flags);
/* Enable the PLL Wakeup bit in SIC IWR */
iwr = bfin_read32(SIC_IWR);
/* Only allow PPL Wakeup) */
@@ -60,11 +84,10 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val)
bfin_write16(VR_CTL, val);
SSYNC();
-
- local_irq_save(flags);
asm("IDLE;");
- local_irq_restore(flags);
+
bfin_write32(SIC_IWR, iwr);
+ local_irq_restore(flags);
}
#define bfin_read_PLL_STAT() bfin_read16(PLL_STAT)
#define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT,val)
@@ -858,39 +881,7 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val)
#define bfin_read_PPI_FRAME() bfin_read16(PPI_FRAME)
#define bfin_write_PPI_FRAME(val) bfin_write16(PPI_FRAME,val)
-/* Two-Wire Interface (0xFFC01400 - 0xFFC014FF) */
-#define bfin_read_TWI_CLKDIV() bfin_read16(TWI_CLKDIV)
-#define bfin_write_TWI_CLKDIV(val) bfin_write16(TWI_CLKDIV,val)
-#define bfin_read_TWI_CONTROL() bfin_read16(TWI_CONTROL)
-#define bfin_write_TWI_CONTROL(val) bfin_write16(TWI_CONTROL,val)
-#define bfin_read_TWI_SLAVE_CTL() bfin_read16(TWI_SLAVE_CTL)
-#define bfin_write_TWI_SLAVE_CTL(val) bfin_write16(TWI_SLAVE_CTL,val)
-#define bfin_read_TWI_SLAVE_STAT() bfin_read16(TWI_SLAVE_STAT)
-#define bfin_write_TWI_SLAVE_STAT(val) bfin_write16(TWI_SLAVE_STAT,val)
-#define bfin_read_TWI_SLAVE_ADDR() bfin_read16(TWI_SLAVE_ADDR)
-#define bfin_write_TWI_SLAVE_ADDR(val) bfin_write16(TWI_SLAVE_ADDR,val)
-#define bfin_read_TWI_MASTER_CTL() bfin_read16(TWI_MASTER_CTL)
-#define bfin_write_TWI_MASTER_CTL(val) bfin_write16(TWI_MASTER_CTL,val)
-#define bfin_read_TWI_MASTER_STAT() bfin_read16(TWI_MASTER_STAT)
-#define bfin_write_TWI_MASTER_STAT(val) bfin_write16(TWI_MASTER_STAT,val)
-#define bfin_read_TWI_MASTER_ADDR() bfin_read16(TWI_MASTER_ADDR)
-#define bfin_write_TWI_MASTER_ADDR(val) bfin_write16(TWI_MASTER_ADDR,val)
-#define bfin_read_TWI_INT_STAT() bfin_read16(TWI_INT_STAT)
-#define bfin_write_TWI_INT_STAT(val) bfin_write16(TWI_INT_STAT,val)
-#define bfin_read_TWI_INT_MASK() bfin_read16(TWI_INT_MASK)
-#define bfin_write_TWI_INT_MASK(val) bfin_write16(TWI_INT_MASK,val)
-#define bfin_read_TWI_FIFO_CTL() bfin_read16(TWI_FIFO_CTL)
-#define bfin_write_TWI_FIFO_CTL(val) bfin_write16(TWI_FIFO_CTL,val)
-#define bfin_read_TWI_FIFO_STAT() bfin_read16(TWI_FIFO_STAT)
-#define bfin_write_TWI_FIFO_STAT(val) bfin_write16(TWI_FIFO_STAT,val)
-#define bfin_read_TWI_XMT_DATA8() bfin_read16(TWI_XMT_DATA8)
-#define bfin_write_TWI_XMT_DATA8(val) bfin_write16(TWI_XMT_DATA8,val)
-#define bfin_read_TWI_XMT_DATA16() bfin_read16(TWI_XMT_DATA16)
-#define bfin_write_TWI_XMT_DATA16(val) bfin_write16(TWI_XMT_DATA16,val)
-#define bfin_read_TWI_RCV_DATA8() bfin_read16(TWI_RCV_DATA8)
-#define bfin_write_TWI_RCV_DATA8(val) bfin_write16(TWI_RCV_DATA8,val)
-#define bfin_read_TWI_RCV_DATA16() bfin_read16(TWI_RCV_DATA16)
-#define bfin_write_TWI_RCV_DATA16(val) bfin_write16(TWI_RCV_DATA16,val)
+/* Two-Wire Interface (0xFFC01400 - 0xFFC014FF) */
/* General Purpose I/O Port G (0xFFC01500 - 0xFFC015FF) */
#define bfin_read_PORTGIO() bfin_read16(PORTGIO)
diff --git a/include/asm-blackfin/mach-bf537/dma.h b/include/asm-blackfin/mach-bf537/dma.h
index 021991984e6..7a964040870 100644
--- a/include/asm-blackfin/mach-bf537/dma.h
+++ b/include/asm-blackfin/mach-bf537/dma.h
@@ -52,7 +52,4 @@
#define CH_MEM_STREAM1_DEST 14 /* TX */
#define CH_MEM_STREAM1_SRC 15 /* RX */
-extern int channel2irq(unsigned int channel);
-extern struct dma_register *base_addr[];
-
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-25 00:19:31 +0000