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| author | John Crispin <john@openwrt.org> | 2007-12-25 13:11:07 +0000 |
|---|---|---|
| committer | John Crispin <john@openwrt.org> | 2007-12-25 13:11:07 +0000 |
| commit | 8c487df2463efbacdaf7ec355b116fe4d12346ff (patch) | |
| tree | bc3a5208e4f5cfcc3378a7084e64565249025192 /target/linux | |
| parent | 1263078f40ca60551d984becdd16a7eb2ddeec50 (diff) | |
| download | upstream-8c487df2463efbacdaf7ec355b116fe4d12346ff.tar.gz upstream-8c487df2463efbacdaf7ec355b116fe4d12346ff.tar.bz2 upstream-8c487df2463efbacdaf7ec355b116fe4d12346ff.zip | |
added framework for chip detection on the ifxmips
SVN-Revision: 9925
Diffstat (limited to 'target/linux')
3 files changed, 33 insertions, 2 deletions
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c index 6df17d8556..05a0715d1f 100644 --- a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c +++ b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c @@ -33,9 +33,19 @@ #include <asm/time.h> #include <asm/irq.h> #include <asm/io.h> +#include <asm/ifxmips/ifxmips.h> #define MAX_IFXMIPS_DEVS 5 +#define BOARD_DANUBE "Danube" +#define BOARD_DANUBE_CHIPID 0x10129083 + +#define BOARD_TWINPASS "Twinpass" + +#define BOARD_DANUBE "Danube" + +static unsigned int chiprev; + static struct platform_device *ifxmips_devs[MAX_IFXMIPS_DEVS]; static struct platform_device ifxmips_led[] = @@ -62,6 +72,19 @@ static struct platform_device ifxmips_mii[] = }, }; +const char* +get_system_type (void) +{ + chiprev = readl(IFXMIPS_MPS_CHIPID); + switch(chiprev) + { + case BOARD_DANUBE_CHIPID: + return BOARD_DANUBE; + } + + return BOARD_SYSTEM_TYPE; +} + int __init ifxmips_init_devices(void) { /* diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c b/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c index 8aac788d74..4c25b585f5 100644 --- a/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c +++ b/target/linux/ifxmips/files/arch/mips/ifxmips/setup.c @@ -146,7 +146,7 @@ plat_timer_setup (struct irqaction *irq) writel(0xffff, IFXMIPS_GPTU_GPT_CAPREL); writel(0x80C0, IFXMIPS_GPTU_GPT_T6CON); - retval = setup_irq(IFXMIPS_TIMER6_INT, &hrt_irqaction); + //retval = setup_irq(IFXMIPS_TIMER6_INT, &hrt_irqaction); if (retval) { @@ -154,11 +154,13 @@ plat_timer_setup (struct irqaction *irq) } } +extern const char* get_system_type (void); + void __init plat_mem_setup (void) { u32 status; - prom_printf("This %s has a cpu rev of 0x%X\n", BOARD_SYSTEM_TYPE, ifxmips_get_cpu_ver()); + prom_printf("This %s has a cpu rev of 0x%X\n", get_system_type(), ifxmips_get_cpu_ver()); //TODO WHY ??? /* clear RE bit*/ diff --git a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h index 21d72a2b9e..cedab2c995 100644 --- a/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h +++ b/target/linux/ifxmips/files/include/asm-mips/ifxmips/ifxmips.h @@ -426,4 +426,10 @@ #define IFXMIPS_FUSE_BASE_ADDR (KSEG1 + 0x1F107354) +/*------------ MPS */ + +#define IFXMIPS_MPS_BASE_ADDR (KSEG1 + 0x1F107000) + +#define IFXMIPS_MPS_CHIPID ((u32*)(IFXMIPS_MPS_BASE_ADDR + 0x0344)) + #endif |