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author | Ingo Molnar <mingo@elte.hu> | 2009-01-10 12:04:41 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-01-10 12:04:41 +0100 |
commit | b17304245f0db0ac69b795c411407808f3f2796d (patch) | |
tree | 63ed3915d9295bd08f640bf25c322064ba787fad /arch/blackfin/mach-bf561/include/mach | |
parent | 889c92d21db40be0b7d22a59395060237895bb85 (diff) | |
parent | 9a100a4464917b5ffff3a8ce1c2758088fd9bb32 (diff) | |
download | blackbird-op-linux-b17304245f0db0ac69b795c411407808f3f2796d.tar.gz blackbird-op-linux-b17304245f0db0ac69b795c411407808f3f2796d.zip |
Merge branch 'linus' into x86/setup-lzma
Conflicts:
init/do_mounts_rd.c
Diffstat (limited to 'arch/blackfin/mach-bf561/include/mach')
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/anomaly.h | 16 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/bf561.h | 2 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/bfin_sir.h | 125 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/blackfin.h | 4 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/cdefBF561.h | 103 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/defBF561.h | 3 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/dma.h | 16 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/gpio.h | 68 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/mem_init.h | 295 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/mem_map.h | 80 | ||||
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/smp.h | 22 |
11 files changed, 256 insertions, 478 deletions
diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h index 22990df04ae1..1a9e17562821 100644 --- a/arch/blackfin/mach-bf561/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h @@ -7,7 +7,7 @@ */ /* This file shoule be up to date with: - * - Revision P, 02/08/2008; ADSP-BF561 Blackfin Processor Anomaly List + * - Revision Q, 11/07/2008; ADSP-BF561 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -264,6 +264,18 @@ #define ANOMALY_05000371 (1) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) +/* TESTSET Instruction Causes Data Corruption with Writeback Data Cache Enabled */ +#define ANOMALY_05000412 (1) +/* Speculative Fetches Can Cause Undesired External FIFO Operations */ +#define ANOMALY_05000416 (1) +/* Multichannel SPORT Channel Misalignment Under Specific Configuration */ +#define ANOMALY_05000425 (1) +/* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */ +#define ANOMALY_05000426 (1) +/* Lost/Corrupted L2/L3 Memory Write after Speculative L2 Memory Read by Core B */ +#define ANOMALY_05000428 (__SILICON_REVISION__ > 3) +/* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ +#define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000158 (0) @@ -272,5 +284,7 @@ #define ANOMALY_05000311 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) +#define ANOMALY_05000432 (0) +#define ANOMALY_05000435 (0) #endif diff --git a/arch/blackfin/mach-bf561/include/mach/bf561.h b/arch/blackfin/mach-bf561/include/mach/bf561.h index 18b1b3a223ab..9968362a2ee4 100644 --- a/arch/blackfin/mach-bf561/include/mach/bf561.h +++ b/arch/blackfin/mach-bf561/include/mach/bf561.h @@ -215,7 +215,7 @@ #endif #ifndef CPU -#error Unknown CPU type - This kernel doesn't seem to be configured properly +#error "Unknown CPU type - This kernel doesn't seem to be configured properly" #endif #endif /* __MACH_BF561_H__ */ diff --git a/arch/blackfin/mach-bf561/include/mach/bfin_sir.h b/arch/blackfin/mach-bf561/include/mach/bfin_sir.h deleted file mode 100644 index 9bb87e9e2e9b..000000000000 --- a/arch/blackfin/mach-bf561/include/mach/bfin_sir.h +++ /dev/null @@ -1,125 +0,0 @@ -/* - * 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 int bfin_sir_hw_init(void) -{ - int ret = -ENODEV; -#ifdef CONFIG_BFIN_SIR0 - ret = peripheral_request(P_UART0_TX, DRIVER_NAME); - if (ret) - return ret; - ret = peripheral_request(P_UART0_RX, DRIVER_NAME); - if (ret) - return ret; -#endif - return ret; -} diff --git a/arch/blackfin/mach-bf561/include/mach/blackfin.h b/arch/blackfin/mach-bf561/include/mach/blackfin.h index 0ea8666e6764..f79f6626b7ec 100644 --- a/arch/blackfin/mach-bf561/include/mach/blackfin.h +++ b/arch/blackfin/mach-bf561/include/mach/blackfin.h @@ -66,8 +66,12 @@ #define bfin_read_SIC_IMASK(x) bfin_read32(SICA_IMASK0 + (x << 2)) #define bfin_write_SIC_IMASK(x, val) bfin_write32((SICA_IMASK0 + (x << 2)), val) +#define bfin_read_SICB_IMASK(x) bfin_read32(SICB_IMASK0 + (x << 2)) +#define bfin_write_SICB_IMASK(x, val) bfin_write32((SICB_IMASK0 + (x << 2)), val) #define bfin_read_SIC_ISR(x) bfin_read32(SICA_ISR0 + (x << 2)) #define bfin_write_SIC_ISR(x, val) bfin_write32((SICA_ISR0 + (x << 2)), val) +#define bfin_read_SICB_ISR(x) bfin_read32(SICB_ISR0 + (x << 2)) +#define bfin_write_SICB_ISR(x, val) bfin_write32((SICB_ISR0 + (x << 2)), val) #define BFIN_UART_NR_PORTS 1 diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h index c14d63402e70..95d609f11c97 100644 --- a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h @@ -39,65 +39,15 @@ /*include core specific register pointer definitions*/ #include <asm/cdef_LPBlackfin.h> -#include <asm/system.h> - /*********************************************************************************** */ /* System MMR Register Map */ /*********************************************************************************** */ /* Clock and System Control (0xFFC00000 - 0xFFC000FF) */ #define bfin_read_PLL_CTL() bfin_read16(PLL_CTL) -/* Writing to PLL_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_PLL_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_PLL_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SICA_IWR0); - iwr1 = bfin_read32(SICA_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SICA_IWR0, IWR_ENABLE(0)); - bfin_write32(SICA_IWR1, 0); - - bfin_write16(PLL_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SICA_IWR0, iwr0); - bfin_write32(SICA_IWR1, iwr1); - 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) -/* Writing to VR_CTL initiates a PLL relock sequence. */ -static __inline__ void bfin_write_VR_CTL(unsigned int val) -{ - unsigned long flags, iwr0, iwr1; - - if (val == bfin_read_VR_CTL()) - return; - - local_irq_save(flags); - /* Enable the PLL Wakeup bit in SIC IWR */ - iwr0 = bfin_read32(SICA_IWR0); - iwr1 = bfin_read32(SICA_IWR1); - /* Only allow PPL Wakeup) */ - bfin_write32(SICA_IWR0, IWR_ENABLE(0)); - bfin_write32(SICA_IWR1, 0); - - bfin_write16(VR_CTL, val); - SSYNC(); - asm("IDLE;"); - - bfin_write32(SICA_IWR0, iwr0); - bfin_write32(SICA_IWR1, iwr1); - 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) @@ -1576,4 +1526,57 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val) #define bfin_read_MDMA_D0_START_ADDR() bfin_read_MDMA1_D0_START_ADDR() #define bfin_write_MDMA_D0_START_ADDR(val) bfin_write_MDMA1_D0_START_ADDR(val) +/* These need to be last due to the cdef/linux inter-dependencies */ +#include <asm/irq.h> + +/* Writing to PLL_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_PLL_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_PLL_CTL()) + return; + + local_irq_save_hw(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SICA_IWR0); + iwr1 = bfin_read32(SICA_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SICA_IWR0, IWR_ENABLE(0)); + bfin_write32(SICA_IWR1, 0); + + bfin_write16(PLL_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SICA_IWR0, iwr0); + bfin_write32(SICA_IWR1, iwr1); + local_irq_restore_hw(flags); +} + +/* Writing to VR_CTL initiates a PLL relock sequence. */ +static __inline__ void bfin_write_VR_CTL(unsigned int val) +{ + unsigned long flags, iwr0, iwr1; + + if (val == bfin_read_VR_CTL()) + return; + + local_irq_save_hw(flags); + /* Enable the PLL Wakeup bit in SIC IWR */ + iwr0 = bfin_read32(SICA_IWR0); + iwr1 = bfin_read32(SICA_IWR1); + /* Only allow PPL Wakeup) */ + bfin_write32(SICA_IWR0, IWR_ENABLE(0)); + bfin_write32(SICA_IWR1, 0); + + bfin_write16(VR_CTL, val); + SSYNC(); + asm("IDLE;"); + + bfin_write32(SICA_IWR0, iwr0); + bfin_write32(SICA_IWR1, iwr1); + local_irq_restore_hw(flags); +} + #endif /* _CDEF_BF561_H */ diff --git a/arch/blackfin/mach-bf561/include/mach/defBF561.h b/arch/blackfin/mach-bf561/include/mach/defBF561.h index 4eca2026bb92..d7c509759659 100644 --- a/arch/blackfin/mach-bf561/include/mach/defBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/defBF561.h @@ -912,6 +912,9 @@ #define ACTIVE_PLLDISABLED 0x0004 /* Processor In Active Mode With PLL Disabled */ #define PLL_LOCKED 0x0020 /* PLL_LOCKCNT Has Been Reached */ +/* SICA_SYSCR Masks */ +#define COREB_SRAM_INIT 0x0020 + /* SWRST Mask */ #define SYSTEM_RESET 0x0007 /* Initiates a system software reset */ #define DOUBLE_FAULT_A 0x0008 /* Core A Double Fault Causes Reset */ diff --git a/arch/blackfin/mach-bf561/include/mach/dma.h b/arch/blackfin/mach-bf561/include/mach/dma.h index 8bc46cd89a02..13647c71f1c7 100644 --- a/arch/blackfin/mach-bf561/include/mach/dma.h +++ b/arch/blackfin/mach-bf561/include/mach/dma.h @@ -1,13 +1,17 @@ -/***************************************************************************** -* -* BF-533/2/1 Specific Declarations -* -****************************************************************************/ +/* mach/dma.h - arch-specific DMA defines + * + * Copyright 2004-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef _MACH_DMA_H_ #define _MACH_DMA_H_ -#define MAX_BLACKFIN_DMA_CHANNEL 36 +#define MAX_DMA_CHANNELS 36 + +/* [#4267] IMDMA channels have no PERIPHERAL_MAP MMR */ +#define MAX_DMA_SUSPEND_CHANNELS 32 #define CH_PPI0 0 #define CH_PPI (CH_PPI0) diff --git a/arch/blackfin/mach-bf561/include/mach/gpio.h b/arch/blackfin/mach-bf561/include/mach/gpio.h new file mode 100644 index 000000000000..7882f79e1ade --- /dev/null +++ b/arch/blackfin/mach-bf561/include/mach/gpio.h @@ -0,0 +1,68 @@ +/* + * File: arch/blackfin/mach-bf561/include/mach/gpio.h + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * Copyright (C) 2008 Analog Devices Inc. + * Licensed under the GPL-2 or later. + */ + + +#ifndef _MACH_GPIO_H_ +#define _MACH_GPIO_H_ + +#define MAX_BLACKFIN_GPIOS 48 + +#define GPIO_PF0 0 +#define GPIO_PF1 1 +#define GPIO_PF2 2 +#define GPIO_PF3 3 +#define GPIO_PF4 4 +#define GPIO_PF5 5 +#define GPIO_PF6 6 +#define GPIO_PF7 7 +#define GPIO_PF8 8 +#define GPIO_PF9 9 +#define GPIO_PF10 10 +#define GPIO_PF11 11 +#define GPIO_PF12 12 +#define GPIO_PF13 13 +#define GPIO_PF14 14 +#define GPIO_PF15 15 +#define GPIO_PF16 16 +#define GPIO_PF17 17 +#define GPIO_PF18 18 +#define GPIO_PF19 19 +#define GPIO_PF20 20 +#define GPIO_PF21 21 +#define GPIO_PF22 22 +#define GPIO_PF23 23 +#define GPIO_PF24 24 +#define GPIO_PF25 25 +#define GPIO_PF26 26 +#define GPIO_PF27 27 +#define GPIO_PF28 28 +#define GPIO_PF29 29 +#define GPIO_PF30 30 +#define GPIO_PF31 31 +#define GPIO_PF32 32 +#define GPIO_PF33 33 +#define GPIO_PF34 34 +#define GPIO_PF35 35 +#define GPIO_PF36 36 +#define GPIO_PF37 37 +#define GPIO_PF38 38 +#define GPIO_PF39 39 +#define GPIO_PF40 40 +#define GPIO_PF41 41 +#define GPIO_PF42 42 +#define GPIO_PF43 43 +#define GPIO_PF44 44 +#define GPIO_PF45 45 +#define GPIO_PF46 46 +#define GPIO_PF47 47 + +#define PORT_FIO0 GPIO_0 +#define PORT_FIO1 GPIO_16 +#define PORT_FIO2 GPIO_32 + +#endif /* _MACH_GPIO_H_ */ diff --git a/arch/blackfin/mach-bf561/include/mach/mem_init.h b/arch/blackfin/mach-bf561/include/mach/mem_init.h deleted file mode 100644 index e163260bca18..000000000000 --- a/arch/blackfin/mach-bf561/include/mach/mem_init.h +++ /dev/null @@ -1,295 +0,0 @@ -/* - * File: include/asm-blackfin/mach-bf561/mem_init.h - * Based on: - * Author: - * - * Created: - * Description: - * - * 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. - */ - -#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC8M32B2B5_7) -#if (CONFIG_SCLK_HZ > 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_7 -#define SDRAM_tRAS_num 7 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_6 -#define SDRAM_tRAS_num 6 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_5 -#define SDRAM_tRAS_num 5 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 4 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) -#define SDRAM_tRP TRP_2 -#define SDRAM_tRP_num 2 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_2 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_4 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_3 -#define SDRAM_tRAS_num 3 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_2 -#define SDRAM_tRAS_num 2 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#if (CONFIG_SCLK_HZ <= 29850746) -#define SDRAM_tRP TRP_1 -#define SDRAM_tRP_num 1 -#define SDRAM_tRAS TRAS_1 -#define SDRAM_tRAS_num 1 -#define SDRAM_tRCD TRCD_1 -#define SDRAM_tWR TWR_2 -#endif -#endif - -#if (CONFIG_MEM_MT48LC16M16A2TG_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_MT48LC64M4A2FB_7E) - /*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_MT48LC8M32B2B5_7) - /*SDRAM INFORMATION: */ -#define SDRAM_Tref 64 /* Refresh period in milliseconds */ -#define SDRAM_NRA 4096 /* 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 */ -#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ -#define SDRAM_CL CL_3 -#endif - -/* Equation from section 17 (p17-46) of BF533 HRM */ -#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) - -/* Enable SCLK Out */ -#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) - -#if defined CONFIG_CLKIN_HALF -#define CLKIN_HALF 1 -#else -#define CLKIN_HALF 0 -#endif - -#if defined CONFIG_PLL_BYPASS -#define PLL_BYPASS 1 -#else -#define PLL_BYPASS 0 -#endif - -/***************************************Currently Not Being Used *********************************/ -#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) -#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 -#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 - -#if (flash_EBIU_AMBCTL_TT > 3) -#define flash_EBIU_AMBCTL0_TT B0TT_4 -#endif -#if (flash_EBIU_AMBCTL_TT == 3) -#define flash_EBIU_AMBCTL0_TT B0TT_3 -#endif -#if (flash_EBIU_AMBCTL_TT == 2) -#define flash_EBIU_AMBCTL0_TT B0TT_2 -#endif -#if (flash_EBIU_AMBCTL_TT < 2) -#define flash_EBIU_AMBCTL0_TT B0TT_1 -#endif - -#if (flash_EBIU_AMBCTL_ST > 3) -#define flash_EBIU_AMBCTL0_ST B0ST_4 -#endif -#if (flash_EBIU_AMBCTL_ST == 3) -#define flash_EBIU_AMBCTL0_ST B0ST_3 -#endif -#if (flash_EBIU_AMBCTL_ST == 2) -#define flash_EBIU_AMBCTL0_ST B0ST_2 -#endif -#if (flash_EBIU_AMBCTL_ST < 2) -#define flash_EBIU_AMBCTL0_ST B0ST_1 -#endif - -#if (flash_EBIU_AMBCTL_HT > 2) -#define flash_EBIU_AMBCTL0_HT B0HT_3 -#endif -#if (flash_EBIU_AMBCTL_HT == 2) -#define flash_EBIU_AMBCTL0_HT B0HT_2 -#endif -#if (flash_EBIU_AMBCTL_HT == 1) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) -#define flash_EBIU_AMBCTL0_HT B0HT_0 -#endif -#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) -#define flash_EBIU_AMBCTL0_HT B0HT_1 -#endif - -#if (flash_EBIU_AMBCTL_WAT > 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_15 -#endif -#if (flash_EBIU_AMBCTL_WAT == 14) -#define flash_EBIU_AMBCTL0_WAT B0WAT_14 -#endif -#if (flash_EBIU_AMBCTL_WAT == 13) -#define flash_EBIU_AMBCTL0_WAT B0WAT_13 -#endif -#if (flash_EBIU_AMBCTL_WAT == 12) -#define flash_EBIU_AMBCTL0_WAT B0WAT_12 -#endif -#if (flash_EBIU_AMBCTL_WAT == 11) -#define flash_EBIU_AMBCTL0_WAT B0WAT_11 -#endif -#if (flash_EBIU_AMBCTL_WAT == 10) -#define flash_EBIU_AMBCTL0_WAT B0WAT_10 -#endif -#if (flash_EBIU_AMBCTL_WAT == 9) -#define flash_EBIU_AMBCTL0_WAT B0WAT_9 -#endif -#if (flash_EBIU_AMBCTL_WAT == 8) -#define flash_EBIU_AMBCTL0_WAT B0WAT_8 -#endif -#if (flash_EBIU_AMBCTL_WAT == 7) -#define flash_EBIU_AMBCTL0_WAT B0WAT_7 -#endif -#if (flash_EBIU_AMBCTL_WAT == 6) -#define flash_EBIU_AMBCTL0_WAT B0WAT_6 -#endif -#if (flash_EBIU_AMBCTL_WAT == 5) -#define flash_EBIU_AMBCTL0_WAT B0WAT_5 -#endif -#if (flash_EBIU_AMBCTL_WAT == 4) -#define flash_EBIU_AMBCTL0_WAT B0WAT_4 -#endif -#if (flash_EBIU_AMBCTL_WAT == 3) -#define flash_EBIU_AMBCTL0_WAT B0WAT_3 -#endif -#if (flash_EBIU_AMBCTL_WAT == 2) -#define flash_EBIU_AMBCTL0_WAT B0WAT_2 -#endif -#if (flash_EBIU_AMBCTL_WAT == 1) -#define flash_EBIU_AMBCTL0_WAT B0WAT_1 -#endif - -#if (flash_EBIU_AMBCTL_RAT > 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_15 -#endif -#if (flash_EBIU_AMBCTL_RAT == 14) -#define flash_EBIU_AMBCTL0_RAT B0RAT_14 -#endif -#if (flash_EBIU_AMBCTL_RAT == 13) -#define flash_EBIU_AMBCTL0_RAT B0RAT_13 -#endif -#if (flash_EBIU_AMBCTL_RAT == 12) -#define flash_EBIU_AMBCTL0_RAT B0RAT_12 -#endif -#if (flash_EBIU_AMBCTL_RAT == 11) -#define flash_EBIU_AMBCTL0_RAT B0RAT_11 -#endif -#if (flash_EBIU_AMBCTL_RAT == 10) -#define flash_EBIU_AMBCTL0_RAT B0RAT_10 -#endif -#if (flash_EBIU_AMBCTL_RAT == 9) -#define flash_EBIU_AMBCTL0_RAT B0RAT_9 -#endif -#if (flash_EBIU_AMBCTL_RAT == 8) -#define flash_EBIU_AMBCTL0_RAT B0RAT_8 -#endif -#if (flash_EBIU_AMBCTL_RAT == 7) -#define flash_EBIU_AMBCTL0_RAT B0RAT_7 -#endif -#if (flash_EBIU_AMBCTL_RAT == 6) -#define flash_EBIU_AMBCTL0_RAT B0RAT_6 -#endif -#if (flash_EBIU_AMBCTL_RAT == 5) -#define flash_EBIU_AMBCTL0_RAT B0RAT_5 -#endif -#if (flash_EBIU_AMBCTL_RAT == 4) -#define flash_EBIU_AMBCTL0_RAT B0RAT_4 -#endif -#if (flash_EBIU_AMBCTL_RAT == 3) -#define flash_EBIU_AMBCTL0_RAT B0RAT_3 -#endif -#if (flash_EBIU_AMBCTL_RAT == 2) -#define flash_EBIU_AMBCTL0_RAT B0RAT_2 -#endif -#if (flash_EBIU_AMBCTL_RAT == 1) -#define flash_EBIU_AMBCTL0_RAT B0RAT_1 -#endif - -#define flash_EBIU_AMBCTL0 \ - (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ - flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/arch/blackfin/mach-bf561/include/mach/mem_map.h b/arch/blackfin/mach-bf561/include/mach/mem_map.h index f1d4c0637bd2..419dffdc96eb 100644 --- a/arch/blackfin/mach-bf561/include/mach/mem_map.h +++ b/arch/blackfin/mach-bf561/include/mach/mem_map.h @@ -85,4 +85,84 @@ #define L1_SCRATCH_START COREA_L1_SCRATCH_START #define L1_SCRATCH_LENGTH 0x1000 +#ifdef __ASSEMBLY__ + +/* + * The following macros both return the address of the PDA for the + * current core. + * + * In its first safe (and hairy) form, the macro neither clobbers any + * register aside of the output Preg, nor uses the stack, since it + * could be called with an invalid stack pointer, or the current stack + * space being uncovered by any CPLB (e.g. early exception handling). + * + * The constraints on the second form are a bit relaxed, and the code + * is allowed to use the specified Dreg for determining the PDA + * address to be returned into Preg. + */ +#ifdef CONFIG_SMP +#define GET_PDA_SAFE(preg) \ + preg.l = lo(DSPID); \ + preg.h = hi(DSPID); \ + preg = [preg]; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + preg = preg << 2; \ + if cc jump 2f; \ + cc = preg == 0x0; \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; \ + if !cc jump 3f; \ +1: \ + /* preg = 0x0; */ \ + cc = !cc; /* restore cc to 0 */ \ + jump 4f; \ +2: \ + cc = preg == 0x0; \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; \ + if cc jump 4f; \ + /* preg = 0x1000000; */ \ + cc = !cc; /* restore cc to 1 */ \ +3: \ + preg = [preg]; \ +4: + +#define GET_PDA(preg, dreg) \ + preg.l = lo(DSPID); \ + preg.h = hi(DSPID); \ + dreg = [preg]; \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; \ + cc = bittst(dreg, 0); \ + if !cc jump 1f; \ + preg = [preg]; \ +1: \ + +#define GET_CPUID(preg, dreg) \ + preg.l = lo(DSPID); \ + preg.h = hi(DSPID); \ + dreg = [preg]; \ + dreg = ROT dreg BY -1; \ + dreg = CC; + +#else +#define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; + +#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) +#endif /* CONFIG_SMP */ + +#endif /* __ASSEMBLY__ */ + #endif /* _MEM_MAP_533_H_ */ diff --git a/arch/blackfin/mach-bf561/include/mach/smp.h b/arch/blackfin/mach-bf561/include/mach/smp.h new file mode 100644 index 000000000000..f9e65ebe81b2 --- /dev/null +++ b/arch/blackfin/mach-bf561/include/mach/smp.h @@ -0,0 +1,22 @@ +#ifndef _MACH_BF561_SMP +#define _MACH_BF561_SMP + +struct task_struct; + +void platform_init_cpus(void); + +void platform_prepare_cpus(unsigned int max_cpus); + +int platform_boot_secondary(unsigned int cpu, struct task_struct *idle); + +void platform_secondary_init(unsigned int cpu); + +void platform_request_ipi(int (*handler)(int, void *)); + +void platform_send_ipi(cpumask_t callmap); + +void platform_send_ipi_cpu(unsigned int cpu); + +void platform_clear_ipi(unsigned int cpu); + +#endif /* !_MACH_BF561_SMP */ |