diff options
| author | Vitaly Bordug <vbordug@ru.mvista.com> | 2007-01-24 22:41:24 +0300 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-02-07 14:03:17 +1100 |
| commit | f2a0bd3753dad7ea4605ebd5435716b39e9f92bb (patch) | |
| tree | f14b6a7b9e3588a388be0f2b6602284c49c026e4 /include/asm-powerpc | |
| parent | 88bdc6f061cfb4579d2327fd457d4b7807525a0e (diff) | |
[POWERPC] 8xx: powerpc port of core CPM PIC
This covers common CPM access functions, CPM interrupt controller code,
micropatch and a few compatibility things to kee the same driver base
working with arch/ppc. This version is refined with all the comments
(mostly PIC-related) addressed.
Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc')
| -rw-r--r-- | include/asm-powerpc/fs_pd.h | 45 | ||||
| -rw-r--r-- | include/asm-powerpc/mpc8xx.h | 24 | ||||
| -rw-r--r-- | include/asm-powerpc/time.h | 2 |
3 files changed, 61 insertions, 10 deletions
diff --git a/include/asm-powerpc/fs_pd.h b/include/asm-powerpc/fs_pd.h index 3d0e819d37f..1e2962fc4fa 100644 --- a/include/asm-powerpc/fs_pd.h +++ b/include/asm-powerpc/fs_pd.h @@ -11,19 +11,11 @@ #ifndef FS_PD_H #define FS_PD_H -#include <asm/cpm2.h> #include <sysdev/fsl_soc.h> #include <asm/time.h> -static inline int uart_baudrate(void) -{ - return get_baudrate(); -} - -static inline int uart_clock(void) -{ - return ppc_proc_freq; -} +#ifdef CONFIG_CPM2 +#include <asm/cpm2.h> #define cpm2_map(member) \ ({ \ @@ -41,5 +33,38 @@ static inline int uart_clock(void) }) #define cpm2_unmap(addr) iounmap(addr) +#endif + +#ifdef CONFIG_8xx +#include <asm/8xx_immap.h> +#include <asm/mpc8xx.h> + +#define immr_map(member) \ +({ \ + u32 offset = offsetof(immap_t, member); \ + void *addr = ioremap (IMAP_ADDR + offset, \ + sizeof( ((immap_t*)0)->member)); \ + addr; \ +}) + +#define immr_map_size(member, size) \ +({ \ + u32 offset = offsetof(immap_t, member); \ + void *addr = ioremap (IMAP_ADDR + offset, size); \ + addr; \ +}) + +#define immr_unmap(addr) iounmap(addr) +#endif + +static inline int uart_baudrate(void) +{ + return get_baudrate(); +} + +static inline int uart_clock(void) +{ + return ppc_proc_freq; +} #endif diff --git a/include/asm-powerpc/mpc8xx.h b/include/asm-powerpc/mpc8xx.h new file mode 100644 index 00000000000..e05ba6b1b00 --- /dev/null +++ b/include/asm-powerpc/mpc8xx.h @@ -0,0 +1,24 @@ +/* This is the single file included by all MPC8xx build options. + * Since there are many different boards and no standard configuration, + * we have a unique include file for each. Rather than change every + * file that has to include MPC8xx configuration, they all include + * this one and the configuration switching is done here. + */ +#ifdef __KERNEL__ +#ifndef __CONFIG_8xx_DEFS +#define __CONFIG_8xx_DEFS + + +#ifdef CONFIG_8xx + +#ifdef CONFIG_FADS +#include <platforms/fads.h> +#endif + +#if defined(CONFIG_MPC885ADS) +#include <platforms/8xx/mpc885ads.h> +#endif + +#endif /* CONFIG_8xx */ +#endif /* __CONFIG_8xx_DEFS */ +#endif /* __KERNEL__ */ diff --git a/include/asm-powerpc/time.h b/include/asm-powerpc/time.h index 4cff977ad52..3fd57c048f5 100644 --- a/include/asm-powerpc/time.h +++ b/include/asm-powerpc/time.h @@ -39,6 +39,8 @@ extern void generic_calibrate_decr(void); extern void wakeup_decrementer(void); extern void snapshot_timebase(void); +extern void set_dec_cpu6(unsigned int val); + /* Some sane defaults: 125 MHz timebase, 1GHz processor */ extern unsigned long ppc_proc_freq; #define DEFAULT_PROC_FREQ (DEFAULT_TB_FREQ * 8) |