1 files changed, 284 insertions, 0 deletions

diff --git a/include/asm-blackfin/mach-bf548/bf548.h b/include/asm-blackfin/mach-bf548/bf548.h
new file mode 100644
index 000000000000..0b211020443d
--- /dev/null
+++ b/include/asm-blackfin/mach-bf548/bf548.h
@@ -0,0 +1,284 @@
+/*
+ * File:         include/asm-blackfin/mach-bf548/bf548.h
+ * Based on:
+ * Author:
+ *
+ * Created:
+ * Description:  System MMR register and memory map for ADSP-BF548
+ *
+ * Modified:
+ *               Copyright 2004-2007 Analog Devices Inc.
+ *
+ * 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 of the License, 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; if not, see the file COPYING, or write
+ * to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef __MACH_BF548_H__
+#define __MACH_BF548_H__
+
+/* Masks for generic ERROR IRQ demultiplexing used in int-priority-sc.c */
+
+#define SPI_ERR_MASK (TXCOL | RBSY | MODF | TXE)        /* SPI_STAT */
+#define SPORT_ERR_MASK (ROVF | RUVF | TOVF | TUVF)      /* SPORTx_STAT */
+#define PPI_ERR_MASK (0xFFFF & ~FLD)    /* PPI_STATUS */
+#define UART_ERR_MASK_STAT1 (0x4)       /* UARTx_IIR */
+#define UART_ERR_MASK_STAT0 (0x2)       /* UARTx_IIR */
+#define CAN_ERR_MASK  (EWTIF | EWRIF | EPIF | BOIF | WUIF | UIAIF | AAIF | \
+                RMLIF | UCEIF | EXTIF | ADIF)   /* CAN_GIF */
+
+#define OFFSET_(x) ((x) & 0x0000FFFF)
+
+/*some misc defines*/
+#define IMASK_IVG15             0x8000
+#define IMASK_IVG14             0x4000
+#define IMASK_IVG13             0x2000
+#define IMASK_IVG12             0x1000
+
+#define IMASK_IVG11             0x0800
+#define IMASK_IVG10             0x0400
+#define IMASK_IVG9              0x0200
+#define IMASK_IVG8              0x0100
+
+#define IMASK_IVG7              0x0080
+#define IMASK_IVGTMR    0x0040
+#define IMASK_IVGHW             0x0020
+
+/***************************/
+
+
+#define BLKFIN_DSUBBANKS        4
+#define BLKFIN_DWAYS            2
+#define BLKFIN_DLINES           64
+#define BLKFIN_ISUBBANKS        4
+#define BLKFIN_IWAYS            4
+#define BLKFIN_ILINES           32
+
+#define WAY0_L                  0x1
+#define WAY1_L                  0x2
+#define WAY01_L                 0x3
+#define WAY2_L                  0x4
+#define WAY02_L                 0x5
+#define WAY12_L                 0x6
+#define WAY012_L                0x7
+
+#define WAY3_L                  0x8
+#define WAY03_L                 0x9
+#define WAY13_L                 0xA
+#define WAY013_L                0xB
+
+#define WAY32_L                 0xC
+#define WAY320_L                0xD
+#define WAY321_L                0xE
+#define WAYALL_L                0xF
+
+#define DMC_ENABLE (2<<2)       /*yes, 2, not 1 */
+
+/********************************* EBIU Settings ************************************/
+#define AMBCTL0VAL      ((CONFIG_BANK_1 << 16) | CONFIG_BANK_0)
+#define AMBCTL1VAL      ((CONFIG_BANK_3 << 16) | CONFIG_BANK_2)
+
+#ifdef CONFIG_C_AMBEN_ALL
+#define V_AMBEN AMBEN_ALL
+#endif
+#ifdef CONFIG_C_AMBEN
+#define V_AMBEN 0x0
+#endif
+#ifdef CONFIG_C_AMBEN_B0
+#define V_AMBEN AMBEN_B0
+#endif
+#ifdef CONFIG_C_AMBEN_B0_B1
+#define V_AMBEN AMBEN_B0_B1
+#endif
+#ifdef CONFIG_C_AMBEN_B0_B1_B2
+#define V_AMBEN AMBEN_B0_B1_B2
+#endif
+#ifdef CONFIG_C_AMCKEN
+#define V_AMCKEN AMCKEN
+#else
+#define V_AMCKEN 0x0
+#endif
+#ifdef CONFIG_C_CDPRIO
+#define V_CDPRIO 0x100
+#else
+#define V_CDPRIO 0x0
+#endif
+
+#define AMGCTLVAL       (V_AMBEN | V_AMCKEN | V_CDPRIO)
+
+#define MAX_VC  650000000
+#define MIN_VC  50000000
+
+/********************************PLL Settings **************************************/
+#ifdef CONFIG_BFIN_KERNEL_CLOCK
+#if (CONFIG_VCO_MULT < 0)
+#error "VCO Multiplier is less than 0. Please select a different value"
+#endif
+
+#if (CONFIG_VCO_MULT == 0)
+#error "VCO Multiplier should be greater than 0. Please select a different value"
+#endif
+
+#if (CONFIG_VCO_MULT > 64)
+#error "VCO Multiplier is more than 64. Please select a different value"
+#endif
+
+#ifndef CONFIG_CLKIN_HALF
+#define CONFIG_VCO_HZ   (CONFIG_CLKIN_HZ * CONFIG_VCO_MULT)
+#else
+#define CONFIG_VCO_HZ   ((CONFIG_CLKIN_HZ * CONFIG_VCO_MULT)/2)
+#endif
+
+#ifndef CONFIG_PLL_BYPASS
+#define CONFIG_CCLK_HZ  (CONFIG_VCO_HZ/CONFIG_CCLK_DIV)
+#define CONFIG_SCLK_HZ  (CONFIG_VCO_HZ/CONFIG_SCLK_DIV)
+#else
+#define CONFIG_CCLK_HZ  CONFIG_CLKIN_HZ
+#define CONFIG_SCLK_HZ  CONFIG_CLKIN_HZ
+#endif
+
+#if (CONFIG_SCLK_DIV < 1)
+#error "SCLK DIV cannot be less than 1 or more than 15. Please select a proper value"
+#endif
+
+#if (CONFIG_SCLK_DIV > 15)
+#error "SCLK DIV cannot be less than 1 or more than 15. Please select a proper value"
+#endif
+
+#if (CONFIG_CCLK_DIV != 1)
+#if (CONFIG_CCLK_DIV != 2)
+#if (CONFIG_CCLK_DIV != 4)
+#if (CONFIG_CCLK_DIV != 8)
+#error "CCLK DIV can be 1,2,4 or 8 only. Please select a proper value"
+#endif
+#endif
+#endif
+#endif
+
+#if (CONFIG_VCO_HZ > MAX_VC)
+#error "VCO selected is more than maximum value. Please change the VCO multipler"
+#endif
+
+#if (CONFIG_SCLK_HZ > 133000000)
+#error "Sclk value selected is more than maximum. Please select a proper value for SCLK multiplier"
+#endif
+
+#if (CONFIG_SCLK_HZ < 27000000)
+#error "Sclk value selected is less than minimum. Please select a proper value for SCLK multiplier"
+#endif
+
+#if (CONFIG_SCLK_HZ >= CONFIG_CCLK_HZ)
+#if (CONFIG_SCLK_HZ != CONFIG_CLKIN_HZ)
+#if (CONFIG_CCLK_HZ != CONFIG_CLKIN_HZ)
+#error "Please select sclk less than cclk"
+#endif
+#endif
+#endif
+
+#if (CONFIG_CCLK_DIV == 1)
+#define CONFIG_CCLK_ACT_DIV   CCLK_DIV1
+#endif
+#if (CONFIG_CCLK_DIV == 2)
+#define CONFIG_CCLK_ACT_DIV   CCLK_DIV2
+#endif
+#if (CONFIG_CCLK_DIV == 4)
+#define CONFIG_CCLK_ACT_DIV   CCLK_DIV4
+#endif
+#if (CONFIG_CCLK_DIV == 8)
+#define CONFIG_CCLK_ACT_DIV   CCLK_DIV8
+#endif
+#ifndef CONFIG_CCLK_ACT_DIV
+#define CONFIG_CCLK_ACT_DIV   CONFIG_CCLK_DIV_not_defined_properly
+#endif
+
+#endif  /* CONFIG_BFIN_KERNEL_CLOCK */
+
+#ifdef CONFIG_BF542
+#define CPU "BF542"
+#define CPUID 0x027c8000
+#endif
+#ifdef CONFIG_BF544
+#define CPU "BF544"
+#define CPUID 0x027c8000
+#endif
+#ifdef CONFIG_BF548
+#define CPU "BF548"
+#define CPUID 0x027c6000
+#endif
+#ifdef CONFIG_BF549
+#define CPU "BF549"
+#endif
+#ifndef CPU
+#define CPU "UNKNOWN"
+#define CPUID 0x0
+#endif
+
+#if (CONFIG_MEM_SIZE % 4)
+#error "SDRAM mem size must be multible of 4MB"
+#endif
+
+#define SDRAM_IGENERIC    (CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | CPLB_PORTPRIO)
+#define SDRAM_IKERNEL     (SDRAM_IGENERIC | CPLB_LOCK)
+#define L1_IMEMORY        (               CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
+#define SDRAM_INON_CHBL   (               CPLB_USER_RD | CPLB_VALID)
+
+/*Use the menuconfig cache policy here - CONFIG_BLKFIN_WT/CONFIG_BLKFIN_WB*/
+
+#define ANOMALY_05000158_WORKAROUND             0x200
+#ifdef CONFIG_BLKFIN_WB         /*Write Back Policy */
+#define SDRAM_DGENERIC   (CPLB_L1_CHBL | CPLB_DIRTY \
+                        | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
+#else                           /*Write Through */
+#define SDRAM_DGENERIC   (CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW \
+                        | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_DIRTY )
+#endif
+
+
+#define L1_DMEMORY       (CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_LOCK | CPLB_DIRTY )
+#define SDRAM_DNON_CHBL  (CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_DIRTY )
+#define SDRAM_EBIU       (CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_DIRTY )
+#define SDRAM_OOPS       (CPLB_VALID | ANOMALY_05000158_WORKAROUND | CPLB_LOCK | CPLB_DIRTY )
+
+#define SIZE_1K 0x00000400      /* 1K */
+#define SIZE_4K 0x00001000      /* 4K */
+#define SIZE_1M 0x00100000      /* 1M */
+#define SIZE_4M 0x00400000      /* 4M */
+
+#define MAX_CPLBS (16 * 2)
+
+/*
+* Number of required data CPLB switchtable entries
+* MEMSIZE / 4 (we mostly install 4M page size CPLBs
+* approx 16 for smaller 1MB page size CPLBs for allignment purposes
+* 1 for L1 Data Memory
+* 1 for CONFIG_DEBUG_HUNT_FOR_ZERO
+* 1 for ASYNC Memory
+*/
+
+
+#define MAX_SWITCH_D_CPLBS (((CONFIG_MEM_SIZE / 4) + 16 + 1 + 1 + 1) * 2)
+
+/*
+* Number of required instruction CPLB switchtable entries
+* MEMSIZE / 4 (we mostly install 4M page size CPLBs
+* approx 12 for smaller 1MB page size CPLBs for allignment purposes
+* 1 for L1 Instruction Memory
+* 1 for CONFIG_DEBUG_HUNT_FOR_ZERO
+*/
+
+#define MAX_SWITCH_I_CPLBS (((CONFIG_MEM_SIZE / 4) + 12 + 1 + 1) * 2)
+
+#endif  /* __MACH_BF48_H__  */