diff options
Diffstat (limited to 'arch/powerpc/platforms/86xx')
| -rw-r--r-- | arch/powerpc/platforms/86xx/gef_sbc610.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/86xx/gef_sbc610.c b/arch/powerpc/platforms/86xx/gef_sbc610.c index 3873c20..821c45f 100644 --- a/arch/powerpc/platforms/86xx/gef_sbc610.c +++ b/arch/powerpc/platforms/86xx/gef_sbc610.c @@ -73,6 +73,7 @@ static void __init gef_sbc610_init_irq(void) static void __init gef_sbc610_setup_arch(void) { + struct device_node *regs; #ifdef CONFIG_PCI struct device_node *np; @@ -86,8 +87,43 @@ static void __init gef_sbc610_setup_arch(void) #ifdef CONFIG_SMP mpc86xx_smp_init(); #endif + + /* Remap basic board registers */ + regs = of_find_compatible_node(NULL, NULL, "gef,fpga-regs"); + if (regs) { + sbc610_regs = of_iomap(regs, 0); + if (sbc610_regs == NULL) + printk(KERN_WARNING "Unable to map board registers\n"); + of_node_put(regs); + } +} + +/* Return the PCB revision */ +static unsigned int gef_sbc610_get_pcb_rev(void) +{ + unsigned int reg; + + reg = ioread32(sbc610_regs); + return (reg >> 8) & 0xff; +} + +/* Return the board (software) revision */ +static unsigned int gef_sbc610_get_board_rev(void) +{ + unsigned int reg; + + reg = ioread32(sbc610_regs); + return (reg >> 16) & 0xff; } +/* Return the FPGA revision */ +static unsigned int gef_sbc610_get_fpga_rev(void) +{ + unsigned int reg; + + reg = ioread32(sbc610_regs); + return (reg >> 24) & 0xf; +} static void gef_sbc610_show_cpuinfo(struct seq_file *m) { @@ -96,6 +132,10 @@ static void gef_sbc610_show_cpuinfo(struct seq_file *m) seq_printf(m, "Vendor\t\t: GE Fanuc Intelligent Platforms\n"); + seq_printf(m, "Revision\t: %u%c\n", gef_sbc610_get_pcb_rev(), + ('A' + gef_sbc610_get_board_rev() - 1)); + seq_printf(m, "FPGA Revision\t: %u\n", gef_sbc610_get_fpga_rev()); + seq_printf(m, "SVR\t\t: 0x%x\n", svid); seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024)); } |