diff options
| author | Florian Fainelli <florian.fainelli@telecomint.eu> | 2008-01-30 13:33:36 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:33:36 +0100 |
| commit | 5e3a77e9a9b7bfc1f69f51fe6d34aa649887980c (patch) | |
| tree | 2ec08958a77752beb57ee8e823a4baac509be8dd /include | |
| parent | 0acf8e3447b893ff921863c2a4258e210d584452 (diff) | |
x86: add support for the RDC R-321x SoC
This patch adds support for the RDC R-321x system-on-chip,
also known as R-861x-(G). It uses the generic GPIO API and
has support for the on-chip hardware watchdog.
Build-fix from: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Florian Fainelli <florian.fainelli@telecomint.eu>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86/mach-rdc321x/gpio.h | 56 | ||||
| -rw-r--r-- | include/asm-x86/mach-rdc321x/rdc321x_defs.h | 6 | ||||
| -rw-r--r-- | include/asm-x86/timex.h | 2 |
3 files changed, 64 insertions, 0 deletions
diff --git a/include/asm-x86/mach-rdc321x/gpio.h b/include/asm-x86/mach-rdc321x/gpio.h new file mode 100644 index 00000000000..db31b929b99 --- /dev/null +++ b/include/asm-x86/mach-rdc321x/gpio.h @@ -0,0 +1,56 @@ +#ifndef _RDC321X_GPIO_H +#define _RDC321X_GPIO_H + +extern int rdc_gpio_get_value(unsigned gpio); +extern void rdc_gpio_set_value(unsigned gpio, int value); +extern int rdc_gpio_direction_input(unsigned gpio); +extern int rdc_gpio_direction_output(unsigned gpio, int value); + + +/* Wrappers for the arch-neutral GPIO API */ + +static inline int gpio_request(unsigned gpio, const char *label) +{ + /* Not yet implemented */ + return 0; +} + +static inline void gpio_free(unsigned gpio) +{ + /* Not yet implemented */ +} + +static inline int gpio_direction_input(unsigned gpio) +{ + return rdc_gpio_direction_input(gpio); +} + +static inline int gpio_direction_output(unsigned gpio, int value) +{ + return rdc_gpio_direction_output(gpio, value); +} + +static inline int gpio_get_value(unsigned gpio) +{ + return rdc_gpio_get_value(gpio); +} + +static inline void gpio_set_value(unsigned gpio, int value) +{ + rdc_gpio_set_value(gpio, value); +} + +static inline int gpio_to_irq(unsigned gpio) +{ + return gpio; +} + +static inline int irq_to_gpio(unsigned irq) +{ + return irq; +} + +/* For cansleep */ +#include <asm-generic/gpio.h> + +#endif /* _RDC321X_GPIO_H_ */ diff --git a/include/asm-x86/mach-rdc321x/rdc321x_defs.h b/include/asm-x86/mach-rdc321x/rdc321x_defs.h new file mode 100644 index 00000000000..838ba8f64fd --- /dev/null +++ b/include/asm-x86/mach-rdc321x/rdc321x_defs.h @@ -0,0 +1,6 @@ +#define PFX "rdc321x: " + +/* General purpose configuration and data registers */ +#define RDC3210_CFGREG_ADDR 0x0CF8 +#define RDC3210_CFGREG_DATA 0x0CFC +#define RDC_MAX_GPIO 0x3A diff --git a/include/asm-x86/timex.h b/include/asm-x86/timex.h index 39a21ab030f..27cfd6c599b 100644 --- a/include/asm-x86/timex.h +++ b/include/asm-x86/timex.h @@ -7,6 +7,8 @@ #ifdef CONFIG_X86_ELAN # define PIT_TICK_RATE 1189200 /* AMD Elan has different frequency! */ +#elif defined(CONFIG_X86_RDC321X) +# define PIT_TICK_RATE 1041667 /* Underlying HZ for R8610 */ #else # define PIT_TICK_RATE 1193182 /* Underlying HZ */ #endif |