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| author | Rafaël Carré <rafael.carre@gmail.com> | 2010-05-05 04:06:44 +0000 |
|---|---|---|
| committer | Rafaël Carré <rafael.carre@gmail.com> | 2010-05-05 04:06:44 +0000 |
| commit | a69e1c4a4425a69a920f7a85c45b1ac6de717a07 (patch) | |
| tree | ce44706ae84100064aaeabb7df422280cb5b7853 /firmware/target/arm/as3525/fmradio-i2c-as3525.c | |
| parent | aec0af541335731031d879ca491cd46d5ea7ba16 (diff) | |
| download | rockbox-a69e1c4a4425a69a920f7a85c45b1ac6de717a07.tar.gz rockbox-a69e1c4a4425a69a920f7a85c45b1ac6de717a07.zip | |
Fuzev2: FM - tested on 2 different models
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25818 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/as3525/fmradio-i2c-as3525.c')
| -rw-r--r-- | firmware/target/arm/as3525/fmradio-i2c-as3525.c | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/firmware/target/arm/as3525/fmradio-i2c-as3525.c b/firmware/target/arm/as3525/fmradio-i2c-as3525.c index c86e3f53ab..31d701dc6d 100644 --- a/firmware/target/arm/as3525/fmradio-i2c-as3525.c +++ b/firmware/target/arm/as3525/fmradio-i2c-as3525.c @@ -30,6 +30,7 @@ #include "as3525.h" #include "generic_i2c.h" #include "fmradio_i2c.h" +#include "system.h" #if defined(SANSA_CLIP) || defined(SANSA_C200V2) #define I2C_SCL_GPIO(x) GPIOB_PIN(x) @@ -63,6 +64,14 @@ #define I2C_SCL_PIN 6 #define I2C_SDA_PIN 7 +#elif defined(SANSA_FUZEV2) +#define I2C_SCL_GPIO(x) GPIOB_PIN(x) +#define I2C_SDA_GPIO(x) GPIOA_PIN(x) +#define I2C_SCL_GPIO_DIR GPIOB_DIR +#define I2C_SDA_GPIO_DIR GPIOA_DIR +#define I2C_SCL_PIN 1 +#define I2C_SDA_PIN 0 + #else #error no FM I2C GPIOPIN defines #endif @@ -158,13 +167,28 @@ void fmradio_i2c_init(void) int fmradio_i2c_write(unsigned char address, const unsigned char* buf, int count) { - return i2c_write_data(fm_i2c_bus, address, -1, buf, count); +#ifdef SANSA_FUZEV2 + int s = disable_irq_save(); + CCU_IO &= ~(1<<12); +#endif + int ret = i2c_write_data(fm_i2c_bus, address, -1, buf, count); +#ifdef SANSA_FUZEV2 + CCU_IO |= 1<<12; + restore_irq(s); +#endif + return ret; } int fmradio_i2c_read(unsigned char address, unsigned char* buf, int count) { - return i2c_read_data(fm_i2c_bus, address, -1, buf, count); +#ifdef SANSA_FUZEV2 + int s = disable_irq_save(); + CCU_IO &= ~(1<<12); +#endif + int ret = i2c_read_data(fm_i2c_bus, address, -1, buf, count); +#ifdef SANSA_FUZEV2 + CCU_IO |= 1<<12; + restore_irq(s); +#endif + return ret; } - - - |