openwrt/target/linux/brcm63xx/patches-3.3/511-board_V2500V.patch
Jonas Gorski 7dbb132c88 bcm63xx: add flash type detection
SVN-Revision: 31877
2012-05-27 13:22:25 +00:00

122 lines
3.2 KiB
Diff

--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -319,6 +319,63 @@ static struct board_info __initdata boar
},
};
+ static struct board_info __initdata board_V2500V_BB = {
+ .name = "V2500V_BB",
+ .expected_cpu_id = 0x6348,
+
+ .has_uart0 = 1,
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+ .leds = {
+ {
+ .name = "power:green",
+ .gpio = 0,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "power:red",
+ .gpio = 1,
+ .active_low = 1,
+ },
+ {
+ .name = "adsl",
+ .gpio = 2,
+ .active_low = 1,
+ },
+ { .name = "ppp",
+ .gpio = 3,
+ .active_low = 1,
+ },
+ {
+ .name = "wireless",
+ .gpio = 6,
+ .active_low = 1,
+ },
+ },
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 31,
+ .active_low = 1,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = BCM963XX_KEYS_DEBOUNCE_INTERVAL,
+ },
+ },
+};
+
#endif
/*
@@ -1785,6 +1842,7 @@ static const struct board_info __initdat
&board_96348_D4PW,
&board_spw500v,
&board_96348sv,
+ &board_V2500V_BB,
#endif
#ifdef CONFIG_BCM63XX_CPU_6358
@@ -1938,6 +1996,22 @@ void __init board_prom_init(void)
val = bcm_mpi_readl(MPI_CSBASE_REG(0));
val &= MPI_CSBASE_BASE_MASK;
boot_addr = (u8 *)KSEG1ADDR(val);
+ printk(KERN_INFO PFX "Boot address 0x%08x\n",(unsigned int)boot_addr);
+
+ /* BT Voyager 2500V (RTA1046VW PCB) has 8 Meg flash used as two */
+ /* banks of 4 Meg. The byte at 0xBF800000 identifies the back to use.*/
+ /* Loading firmware from the CFE Prompt always loads to Bank 0 */
+ /* Do an early check of CFE and then select bank 0 */
+
+ if (boot_addr == (u8 *)0xbf800000) {
+ u8 *tmp_boot_addr;
+ tmp_boot_addr = (u8 *)0xbfc00000; // Address of Bank 0
+ memcpy(&nvram, tmp_boot_addr + BCM963XX_NVRAM_OFFSET, sizeof(nvram));
+ if (!strcmp(nvram.name, "V2500V_BB")) {
+ printk(KERN_INFO PFX "V2500V: nvram bank 0\n");
+ boot_addr = (u8 *)0xbfc00000; // Bank 0
+ }
+ }
/* dump cfe version */
cfe = boot_addr + BCM963XX_CFE_VERSION_OFFSET;
--- a/arch/mips/bcm63xx/dev-flash.c
+++ b/arch/mips/bcm63xx/dev-flash.c
@@ -16,6 +16,7 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
+#include <bcm63xx_board.h>
#include <bcm63xx_cpu.h>
#include <bcm63xx_dev_flash.h>
#include <bcm63xx_regs.h>
@@ -98,6 +99,13 @@ int __init bcm63xx_flash_register(void)
val = bcm_mpi_readl(MPI_CSBASE_REG(0));
val &= MPI_CSBASE_BASE_MASK;
+ /* BT Voyager 2500V has 8 Meg flash in two 4 Meg banks */
+ /* Loading from CFE always uses Bank 0 */
+ if (!strcmp(board_get_name(), "V2500V_BB")) {
+ pr_info("V2500V: Start in Bank 0\n");
+ val = val + 0x400000; // Select Bank 0 start address
+ }
+
mtd_resources[0].start = val;
mtd_resources[0].end = 0x1FFFFFFF;