Clean up the prom code / board detection (thanks Gabor), fix some warnings

SVN-Revision: 9136

diff --git a/target/linux/rb532/files/arch/mips/pci/pci-rc32434.c b/target/linux/rb532/files/arch/mips/pci/pci-rc32434.c
index fbc82683286cba8892371df585ff431c1922bf56..9ae596c2234fb36579633e7d51d060defca248fe 100644 (file)
--- a/target/linux/rb532/files/arch/mips/pci/pci-rc32434.c
+++ b/target/linux/rb532/files/arch/mips/pci/pci-rc32434.c
@@ -228,6 +228,8 @@ static int __init rc32434_pci_init(void)
 
        register_pci_controller(&rc32434_controller);
        rc32434_sync();
+
+       return 0;
 }
 
 arch_initcall(rc32434_pci_init);

diff --git a/target/linux/rb532/files/arch/mips/rb500/devices.c b/target/linux/rb532/files/arch/mips/rb500/devices.c
index 1ca808beaf543375de559cdafd945f3092750ba5..d2476a89c39d8e9d6d8d2ac117153a479c7931b8 100644 (file)
--- a/target/linux/rb532/files/arch/mips/rb500/devices.c
+++ b/target/linux/rb532/files/arch/mips/rb500/devices.c
@@ -23,6 +23,8 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 
+#include <asm/bootinfo.h>
+
 #include <asm/rc32434/rc32434.h>
 #include <asm/rc32434/dma.h>
 #include <asm/rc32434/dma_v.h>
@@ -230,10 +232,14 @@ static void __init parse_mac_addr(char *macstr)
 
 static void __init rb500_nand_setup(void)
 {
-       if (!strcmp(board_type, "500r5"))
+       switch (mips_machtype) {
+       case MACH_MIKROTIK_RB532A:
                changeLatchU5(LO_FOFF | LO_CEX, LO_ULED | LO_ALE | LO_CLE | LO_WPX);
-        else
+               break;
+       default:
                changeLatchU5(LO_WPX | LO_FOFF | LO_CEX, LO_ULED | LO_ALE | LO_CLE);
+               break;
+       }
 
        /* Setup NAND specific settings */
        rb500_nand_data.chip.nr_chips = 1;
@@ -258,7 +264,7 @@ static int __init plat_setup_devices(void)
        /* Read the NAND resources from the device controller */
        nand_slot0_res[0].start = readl(CFG_DC_DEV2 + CFG_DC_DEVBASE);
        nand_slot0_res[0].end = nand_slot0_res[0].start + 0x1000;
-       
+
        /* Initialise the NAND device */
        rb500_nand_setup();
 

diff --git a/target/linux/rb532/files/arch/mips/rb500/prom.c b/target/linux/rb532/files/arch/mips/rb500/prom.c
index 222bfe2d23ae3700d6fc8c92e6d262298f53c7cc..b10172fb5126683e6e0367576c382cfeae554d02 100644 (file)
--- a/target/linux/rb532/files/arch/mips/rb500/prom.c
+++ b/target/linux/rb532/files/arch/mips/rb500/prom.c
@@ -1,5 +1,5 @@
 /*
-* prom.c 
+* prom.c
 **********************************************************************
 * P . Sadik Oct 10, 2003
 *
@@ -42,12 +42,9 @@ extern void __init setup_serial_port(void);
 
 unsigned int idt_cpu_freq = 132000000;
 EXPORT_SYMBOL(idt_cpu_freq);
-char board_type[11];
-EXPORT_SYMBOL(board_type);
 unsigned int gpio_bootup_state = 0;
 EXPORT_SYMBOL(gpio_bootup_state);
 
-
 char mips_mac_address[18] = "08:00:06:05:40:01";
 EXPORT_SYMBOL(mips_mac_address);
 
@@ -67,9 +64,6 @@ EXPORT_SYMBOL(soft_reboot);
 extern int remote_debug;
 #endif
 
-extern unsigned long mips_machgroup;
-extern unsigned long mips_machtype;
-
 #define FREQ_TAG   "HZ="
 #define GPIO_TAG   "gpio="
 #define KMAC_TAG   "kmac="
@@ -78,6 +72,9 @@ extern unsigned long mips_machtype;
 #define IGNORE_CMDLINE_MEM 1
 #define DEBUG_DDR
 
+#define BOARD_RB532    "500"
+#define BOARD_RB532A   "500r5"
+
 void parse_soft_settings(unsigned *ptr, unsigned size);
 void parse_hard_settings(unsigned *ptr, unsigned size);
 
@@ -87,7 +84,7 @@ void __init prom_init(void)
 {
        DDR_t ddr = (DDR_t) DDR_VirtualAddress; /* define the pointer to the DDR registers */
        phys_t memsize = 0-ddr->ddrmask;
-       
+
        /* this should be the very first message, even before serial is properly initialized */
        prom_setup_cmdline();
        setup_serial_port();
@@ -108,6 +105,17 @@ void __init prom_free_prom_memory(void)
        /* No prom memory to free */
 }
 
+static inline int match_tag(char *arg, const char *tag)
+{
+       return (strncmp(arg, tag, strlen(tag)) == 0);
+}
+
+static inline unsigned long tag2ul(char *arg, const char *tag)
+{
+       char *num = arg+strlen(tag);
+       return simple_strtoul(num, 0, 10);
+}
+
 extern char _image_cmdline;
 void __init prom_setup_cmdline(void){
        char cmd_line[CL_SIZE];
@@ -115,32 +123,36 @@ void __init prom_setup_cmdline(void){
        int prom_argc;
        char **prom_argv, **prom_envp;
        int i;
-       
+
        prom_argc = fw_arg0;
        prom_argv = (char **) fw_arg1;
        prom_envp = (char **) fw_arg2;
-       
+
        cp=cmd_line;
                /* Note: it is common that parameters start at argv[1] and not argv[0],
                however, our elf loader starts at [0] */
        for(i=0;i<prom_argc;i++){
-               if (strncmp(prom_argv[i], FREQ_TAG, sizeof(FREQ_TAG) - 1) == 0) {
-                       idt_cpu_freq = simple_strtoul(prom_argv[i] + sizeof(FREQ_TAG) - 1, 0, 10);
+               if (match_tag(prom_argv[i], FREQ_TAG)) {
+                       idt_cpu_freq = tag2ul(prom_argv[i], FREQ_TAG);
                        continue;
                }
 #ifdef IGNORE_CMDLINE_MEM
                /* parses out the "mem=xx" arg */
-               if (strncmp(prom_argv[i], MEM_TAG, sizeof(MEM_TAG) - 1) == 0) {
+               if (match_tag(prom_argv[i], MEM_TAG)) {
                        continue;
                }
 #endif
                if (i>0) *(cp++) = ' ';
-
-               if (strncmp(prom_argv[i], BOARD_TAG, sizeof(BOARD_TAG) - 1) == 0) {
-                       strcpy(board_type, prom_argv[i] + sizeof(BOARD_TAG) -1);
+               if (match_tag(prom_argv[i], BOARD_TAG)) {
+                       char *board = prom_argv[i] + strlen(BOARD_TAG);
+                       if (match_tag(board, BOARD_RB532A))
+                               mips_machtype = MACH_MIKROTIK_RB532A;
+                       else
+                               mips_machtype = MACH_MIKROTIK_RB532;
                }
-               if (strncmp(prom_argv[i], GPIO_TAG, sizeof(GPIO_TAG) - 1) == 0) {
-                       gpio_bootup_state =  simple_strtoul(prom_argv[i] + sizeof(GPIO_TAG) - 1, 0, 10);
+
+               if (match_tag(prom_argv[i], GPIO_TAG)) {
+                       gpio_bootup_state = tag2ul(prom_argv[i], GPIO_TAG);
                }
                strcpy(cp,prom_argv[i]);
                cp+=strlen(prom_argv[i]);
@@ -148,7 +160,7 @@ void __init prom_setup_cmdline(void){
        *(cp++) = ' ';
        strcpy(cp,(&_image_cmdline + 8));
        cp += strlen(&_image_cmdline);
-       
+
        i=strlen(arcs_cmdline);
        if (i>0){
                *(cp++) = ' ';
@@ -160,7 +172,7 @@ void __init prom_setup_cmdline(void){
        else
                strcpy(cp,GPIO_INIT_BUTTON);
        cmd_line[CL_SIZE-1] = '\0';
-       
+
        strcpy(arcs_cmdline,cmd_line);
 }
 

diff --git a/target/linux/rb532/files/arch/mips/rb500/setup.c b/target/linux/rb532/files/arch/mips/rb500/setup.c
index ee6bfb7235c6c914b70131731f090fd6620ceda2..2fda0e2ab1c1901cb6d565166046247fec697204 100644 (file)
--- a/target/linux/rb532/files/arch/mips/rb500/setup.c
+++ b/target/linux/rb532/files/arch/mips/rb500/setup.c
@@ -19,7 +19,7 @@
 #include <asm/rc32434/pci.h>
 
 #ifdef CONFIG_PCI
-extern void *rc32434_time_init(void);
+extern void rc32434_time_init(void);
 extern int __init rc32434_pcibridge_init(void);
 #endif
 

diff --git a/target/linux/rb532/patches/100-rb5xx_support.patch b/target/linux/rb532/patches/100-rb5xx_support.patch
index fcb6d7c5d5e0f692fd8a07198d7abedd09cc7530..57150236db38c7cd525407e40060f9510cfbdc64 100644 (file)
--- a/target/linux/rb532/patches/100-rb5xx_support.patch
+++ b/target/linux/rb532/patches/100-rb5xx_support.patch
@@ -69,11 +69,13 @@ diff -urN linux.old/drivers/pci/Makefile linux.dev/drivers/pci/Makefile
 diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/bootinfo.h
 --- linux.old/include/asm-mips/bootinfo.h      2006-11-29 22:57:37.000000000 +0100
 +++ linux.dev/include/asm-mips/bootinfo.h      2006-12-14 04:09:50.000000000 +0100
-@@ -212,6 +212,8 @@
+@@ -212,6 +212,10 @@
  #define MACH_GROUP_NEC_EMMA2RH 25     /* NEC EMMA2RH (was 23)         */
  #define  MACH_NEC_MARKEINS    0       /* NEC EMMA2RH Mark-eins        */
  
-+#define MACH_GROUP_MIKROTIK    24 /* Mikrotik Boards                      */
++#define MACH_GROUP_MIKROTIK    26 /* Mikrotik Boards                      */
++#define  MACH_MIKROTIK_RB532  0       /* Mikrotik RouterBoard 532 */
++#define  MACH_MIKROTIK_RB532A 1       /* Mikrotik RouterBoard 532A */
 +
  #define CL_SIZE                       COMMAND_LINE_SIZE