]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - board/csb472/init.S
sunxi_nand_spl: Parametrize lowlevel read functions
[karo-tx-uboot.git] / board / csb472 / init.S
index 4b6958aefc0817bcf07b57b7cf2b43df998369f1..7383a708b0f0d53ca06f1987aa4e2accfcc2e508 100644 (file)
@@ -1,28 +1,8 @@
-/******************************************************************************
- *
- *      This source code has been made available to you by IBM on an AS-IS
- *      basis.  Anyone receiving this source is licensed under IBM
- *      copyrights to use it in any way he or she deems fit, including
- *      copying it, modifying it, compiling it, and redistributing it either
- *      with or without modifications.  No license under IBM patents or
- *      patent applications is to be implied by the copyright license.
- *
- *      Any user of this software should understand that IBM cannot provide
- *      technical support for this software and will not be responsible for
- *      any consequences resulting from the use of this software.
- *
- *      Any person who transfers this source code or any derivative work
- *      must include the IBM copyright notice, this paragraph, and the
- *      preceding two paragraphs in the transferred software.
- *
- *      COPYRIGHT   I B M   CORPORATION 1995
- *      LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M
- *
- *****************************************************************************/
+/*
+ * SPDX-License-Identifier:    GPL-2.0 IBM-pibs
+ */
 #include <config.h>
-#include <ppc4xx.h>
-
-#define _LINUX_CONFIG_H 1      /* avoid reading Linux autoconf.h file  */
+#include <asm/ppc4xx.h>
 
 #include <ppc_asm.tmpl>
 #include <ppc_defs.h>
 
 #define WDCR_EBC(reg,val) \
        addi    r4,0,reg;\
-       mtdcr   ebccfga,r4;\
+       mtdcr   EBC0_CFGADDR,r4;\
        addis   r4,0,val@h;\
        ori     r4,r4,val@l;\
-       mtdcr   ebccfgd,r4
+       mtdcr   EBC0_CFGDATA,r4
 
 #define WDCR_SDRAM(reg,val) \
        addi    r4,0,reg;\
-       mtdcr   memcfga,r4;\
+       mtdcr   SDRAM0_CFGADDR,r4;\
        addis   r4,0,val@h;\
        ori     r4,r4,val@l;\
-       mtdcr   memcfgd,r4
+       mtdcr   SDRAM0_CFGDATA,r4
 
 /******************************************************************************
  * Function:   ext_bus_cntlr_init
@@ -104,47 +84,47 @@ ext_bus_cntlr_init:
         * SETUP CPC0_CR0
         *******************************************************************/
        LI32(r4, 0x00c01030)
-       mtdcr   cntrl0, r4
+       mtdcr   CPC0_CR0, r4
 
        /********************************************************************
         * Setup CPC0_CR1: Change PCIINT signal to PerWE
         *******************************************************************/
-       mfdcr   r4, cntrl1
+       mfdcr   r4, CPC0_CR1
        ori     r4, r4, 0x4000
-       mtdcr   cntrl1, r4
+       mtdcr   CPC0_CR1, r4
 
        /********************************************************************
         * Setup External Bus Controller (EBC).
         *******************************************************************/
-       WDCR_EBC(epcr, 0xd84c0000)
+       WDCR_EBC(EBC0_CFG, 0xd84c0000)
        /********************************************************************
         * Memory Bank 0 (Intel 28F640J3 Flash) initialization
         *******************************************************************/
-       /*WDCR_EBC(pb0ap, 0x03055200)*/
-       /*WDCR_EBC(pb0ap, 0x04055200)*/
-       WDCR_EBC(pb0ap, 0x08055200)
-       WDCR_EBC(pb0cr, 0xff87a000)
+       /*WDCR_EBC(PB1AP, 0x03055200)*/
+       /*WDCR_EBC(PB1AP, 0x04055200)*/
+       WDCR_EBC(PB1AP, 0x08055200)
+       WDCR_EBC(PB0CR, 0xff87a000)
        /********************************************************************
         * Memory Bank 3 (Xilinx XC95144 CPLD) initialization
         *******************************************************************/
-       /*WDCR_EBC(pb3ap, 0x07869200)*/
-       WDCR_EBC(pb3ap, 0x04055200)
-       WDCR_EBC(pb3cr, 0xf081c000)
+       /*WDCR_EBC(PB3AP, 0x07869200)*/
+       WDCR_EBC(PB3AP, 0x04055200)
+       WDCR_EBC(PB3CR, 0xf081c000)
        /********************************************************************
         * Memory Bank 1,2,4-7 (Unused) initialization
         *******************************************************************/
-       WDCR_EBC(pb1ap, 0)
-       WDCR_EBC(pb1cr, 0)
-       WDCR_EBC(pb2ap, 0)
-       WDCR_EBC(pb2cr, 0)
-       WDCR_EBC(pb4ap, 0)
-       WDCR_EBC(pb4cr, 0)
-       WDCR_EBC(pb5ap, 0)
-       WDCR_EBC(pb5cr, 0)
-       WDCR_EBC(pb6ap, 0)
-       WDCR_EBC(pb6cr, 0)
-       WDCR_EBC(pb7ap, 0)
-       WDCR_EBC(pb7cr, 0)
+       WDCR_EBC(PB1AP, 0)
+       WDCR_EBC(PB1CR, 0)
+       WDCR_EBC(PB2AP, 0)
+       WDCR_EBC(PB2CR, 0)
+       WDCR_EBC(PB4AP, 0)
+       WDCR_EBC(PB4CR, 0)
+       WDCR_EBC(PB5AP, 0)
+       WDCR_EBC(PB5CR, 0)
+       WDCR_EBC(PB6AP, 0)
+       WDCR_EBC(PB6CR, 0)
+       WDCR_EBC(PB7AP, 0)
+       WDCR_EBC(PB7CR, 0)
 
        /* We are all done */
        mtlr    r0                      /* Restore link register */
@@ -169,26 +149,26 @@ sdram_init:
         * Disable memory controller to allow
         * values to be changed.
         */
-       WDCR_SDRAM(mem_mcopt1, 0x00000000)
+       WDCR_SDRAM(SDRAM0_CFG, 0x00000000)
 
        /*
         * Configure Memory Banks
         */
-       WDCR_SDRAM(mem_mb0cf, 0x00062001)
-       WDCR_SDRAM(mem_mb1cf, 0x00000000)
-       WDCR_SDRAM(mem_mb2cf, 0x00000000)
-       WDCR_SDRAM(mem_mb3cf, 0x00000000)
+       WDCR_SDRAM(SDRAM0_B0CR, 0x00062001)
+       WDCR_SDRAM(SDRAM0_B1CR, 0x00000000)
+       WDCR_SDRAM(SDRAM0_B2CR, 0x00000000)
+       WDCR_SDRAM(SDRAM0_B3CR, 0x00000000)
 
        /*
         * Set up SDTR1 (SDRAM Timing Register)
         */
-       WDCR_SDRAM(mem_sdtr1, 0x00854009)
+       WDCR_SDRAM(SDRAM0_TR, 0x00854009)
 
        /*
         * Set RTR (Refresh Timing Register)
         */
-       WDCR_SDRAM(mem_rtr,   0x10000000)
-       /* WDCR_SDRAM(mem_rtr,   0x05f00000) */
+       WDCR_SDRAM(SDRAM0_RTR,   0x10000000)
+       /* WDCR_SDRAM(SDRAM0_RTR,   0x05f00000) */
 
        /********************************************************************
         * Delay to ensure 200usec have elapsed since reset. Assume worst
@@ -204,7 +184,7 @@ sdram_init:
        /********************************************************************
         * Set memory controller options reg, MCOPT1.
         *******************************************************************/
-       WDCR_SDRAM(mem_mcopt1,0x80800000)
+       WDCR_SDRAM(SDRAM0_CFG,0x80800000)
 
 ..sdri_done:
        blr                             /* Return to calling function */