diff options
Diffstat (limited to 'include/asm-blackfin/mach-bf533')
| -rw-r--r-- | include/asm-blackfin/mach-bf533/anomaly.h | 10 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/bfin_serial_5xx.h | 50 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/bfin_sir.h | 120 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/blackfin.h | 15 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/cdefBF532.h | 31 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/defBF532.h | 29 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/dma.h | 3 | ||||
| -rw-r--r-- | include/asm-blackfin/mach-bf533/mem_init.h | 10 |
8 files changed, 230 insertions, 38 deletions
diff --git a/include/asm-blackfin/mach-bf533/anomaly.h b/include/asm-blackfin/mach-bf533/anomaly.h index 98209d40abb..5a6dcc5fa36 100644 --- a/include/asm-blackfin/mach-bf533/anomaly.h +++ b/include/asm-blackfin/mach-bf533/anomaly.h @@ -7,7 +7,7 @@ */ /* This file shoule be up to date with: - * - Revision B, 12/10/2007; ADSP-BF531/BF532/BF533 Blackfin Processor Anomaly List + * - Revision C, 02/08/2008; ADSP-BF531/BF532/BF533 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -251,10 +251,18 @@ #define ANOMALY_05000206 (__SILICON_REVISION__ < 3) /* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ #define ANOMALY_05000357 (1) +/* UART Break Signal Issues */ +#define ANOMALY_05000363 (__SILICON_REVISION__ < 5) /* 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) +/* PPI Does Not Start Properly In Specific Mode */ +#define ANOMALY_05000400 (__SILICON_REVISION__ == 5) +/* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */ +#define ANOMALY_05000402 (__SILICON_REVISION__ == 5) +/* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ +#define ANOMALY_05000403 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000266 (0) diff --git a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h index b6f513bee56..fbe88dee3e2 100644 --- a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h @@ -1,22 +1,38 @@ +/* + * file: include/asm-blackfin/mach-bf533/bfin_serial_5xx.h + * based on: + * author: + * + * created: + * description: + * blackfin serial driver head file + * 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 1 - -#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)) @@ -84,7 +100,7 @@ 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; @@ -115,7 +131,7 @@ struct bfin_serial_res bfin_serial_resource[] = { #define DRIVER_NAME "bfin-uart" -int nr_ports = NR_PORTS; +int nr_ports = BFIN_UART_NR_PORTS; static void bfin_serial_hw_init(struct bfin_serial_port *uart) { diff --git a/include/asm-blackfin/mach-bf533/bfin_sir.h b/include/asm-blackfin/mach-bf533/bfin_sir.h new file mode 100644 index 00000000000..cefcf8bb505 --- /dev/null +++ b/include/asm-blackfin/mach-bf533/bfin_sir.h @@ -0,0 +1,120 @@ +/* + * 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_UART_RX, + CH_UART_RX, + CH_UART_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 + SSYNC(); +} diff --git a/include/asm-blackfin/mach-bf533/blackfin.h b/include/asm-blackfin/mach-bf533/blackfin.h index f3b240abf17..d80971b4e3a 100644 --- a/include/asm-blackfin/mach-bf533/blackfin.h +++ b/include/asm-blackfin/mach-bf533/blackfin.h @@ -42,4 +42,19 @@ #include "cdefBF532.h" #endif +#define BFIN_UART_NR_PORTS 1 + +#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 */ + #endif /* _MACH_BLACKFIN_H_ */ diff --git a/include/asm-blackfin/mach-bf533/cdefBF532.h b/include/asm-blackfin/mach-bf533/cdefBF532.h index c803e14b529..154655452d4 100644 --- a/include/asm-blackfin/mach-bf533/cdefBF532.h +++ b/include/asm-blackfin/mach-bf533/cdefBF532.h @@ -43,7 +43,27 @@ /* Clock and System Control (0xFFC0 0400-0xFFC0 07FF) */ #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_STAT() bfin_read16(PLL_STAT) #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT,val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) @@ -57,6 +77,10 @@ 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) */ @@ -64,11 +88,10 @@ 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); } /* System Interrupt Controller (0xFFC0 0C00-0xFFC0 0FFF) */ diff --git a/include/asm-blackfin/mach-bf533/defBF532.h b/include/asm-blackfin/mach-bf533/defBF532.h index 37134aaf995..17e1548cec0 100644 --- a/include/asm-blackfin/mach-bf533/defBF532.h +++ b/include/asm-blackfin/mach-bf533/defBF532.h @@ -88,20 +88,25 @@ #define RTC_PREN 0xFFC00314 /* RTC Prescaler Enable Register (alternate macro) */ /* UART Controller (0xFFC00400 - 0xFFC004FF) */ -#define UART_THR 0xFFC00400 /* Transmit Holding register */ -#define UART_RBR 0xFFC00400 /* Receive Buffer register */ -#define UART_DLL 0xFFC00400 /* Divisor Latch (Low-Byte) */ -#define UART_IER 0xFFC00404 /* Interrupt Enable Register */ -#define UART_DLH 0xFFC00404 /* Divisor Latch (High-Byte) */ -#define UART_IIR 0xFFC00408 /* Interrupt Identification Register */ -#define UART_LCR 0xFFC0040C /* Line Control Register */ -#define UART_MCR 0xFFC00410 /* Modem Control Register */ -#define UART_LSR 0xFFC00414 /* Line Status Register */ + +/* + * Because include/linux/serial_reg.h have defined UART_*, + * So we define blackfin uart regs to BFIN_UART_*. + */ +#define BFIN_UART_THR 0xFFC00400 /* Transmit Holding register */ +#define BFIN_UART_RBR 0xFFC00400 /* Receive Buffer register */ +#define BFIN_UART_DLL 0xFFC00400 /* Divisor Latch (Low-Byte) */ +#define BFIN_UART_IER 0xFFC00404 /* Interrupt Enable Register */ +#define BFIN_UART_DLH 0xFFC00404 /* Divisor Latch (High-Byte) */ +#define BFIN_UART_IIR 0xFFC00408 /* Interrupt Identification Register */ +#define BFIN_UART_LCR 0xFFC0040C /* Line Control Register */ +#define BFIN_UART_MCR 0xFFC00410 /* Modem Control Register */ +#define BFIN_UART_LSR 0xFFC00414 /* Line Status Register */ #if 0 -#define UART_MSR 0xFFC00418 /* Modem Status Register (UNUSED in ADSP-BF532) */ +#define BFIN_UART_MSR 0xFFC00418 /* Modem Status Register (UNUSED in ADSP-BF532) */ #endif -#define UART_SCR 0xFFC0041C /* SCR Scratch Register */ -#define UART_GCTL 0xFFC00424 /* Global Control Register */ +#define BFIN_UART_SCR 0xFFC0041C /* SCR Scratch Register */ +#define BFIN_UART_GCTL 0xFFC00424 /* Global Control Register */ /* SPI Controller (0xFFC00500 - 0xFFC005FF) */ #define SPI0_REGBASE 0xFFC00500 diff --git a/include/asm-blackfin/mach-bf533/dma.h b/include/asm-blackfin/mach-bf533/dma.h index 16c672c01d8..bd9d5e94307 100644 --- a/include/asm-blackfin/mach-bf533/dma.h +++ b/include/asm-blackfin/mach-bf533/dma.h @@ -51,7 +51,4 @@ #define CH_MEM_STREAM1_DEST 10 /* TX */ #define CH_MEM_STREAM1_SRC 11 /* RX */ -extern int channel2irq(unsigned int channel); -extern struct dma_register *base_addr[]; - #endif diff --git a/include/asm-blackfin/mach-bf533/mem_init.h b/include/asm-blackfin/mach-bf533/mem_init.h index 1620dae5254..f8f31901fca 100644 --- a/include/asm-blackfin/mach-bf533/mem_init.h +++ b/include/asm-blackfin/mach-bf533/mem_init.h @@ -29,7 +29,8 @@ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_GENERIC_BOARD) +#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || \ + CONFIG_MEM_MT48LC32M16A2TG_75 || CONFIG_MEM_GENERIC_BOARD) #if (CONFIG_SCLK_HZ > 119402985) #define SDRAM_tRP TRP_2 #define SDRAM_tRP_num 2 @@ -118,6 +119,13 @@ #define SDRAM_CL CL_3 #endif +#if (CONFIG_MEM_MT48LC32M16A2TG_75) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + #if (CONFIG_MEM_GENERIC_BOARD) /*SDRAM INFORMATION: Modify this for your board */ #define SDRAM_Tref 64 /* Refresh period in milliseconds */ |