diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/mpc55xxevb/clock')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mpc55xxevb/clock/clock-config.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/clock/clock-config.c b/c/src/lib/libbsp/powerpc/mpc55xxevb/clock/clock-config.c index b3dc3bddab..0d1561880f 100644 --- a/c/src/lib/libbsp/powerpc/mpc55xxevb/clock/clock-config.c +++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/clock/clock-config.c @@ -49,7 +49,7 @@ static void mpc55xx_clock_handler_install( rtems_isr_entry isr, rtems_status_code sc = RTEMS_SUCCESSFUL; sc = mpc55xx_interrupt_handler_install( - MPC55XX_IRQ_EMIOS_GET_REQUEST( MPC55XX_CLOCK_EMIOS_CHANNEL), + MPC55XX_IRQ_EMIOS( MPC55XX_CLOCK_EMIOS_CHANNEL), "clock", RTEMS_INTERRUPT_UNIQUE, MPC55XX_INTC_MIN_PRIORITY, @@ -96,26 +96,17 @@ static void mpc55xx_clock_initialize( void) csr.B.FLAG = 1; regs->CSR.R = csr.R; + /* Set internal counter start value */ + regs->CCNTR.R = 1; + /* Set timer period */ regs->CADR.R = (uint32_t) interval - 1; - /* Set unused registers */ - regs->CBDR.R = 0; - regs->CCNTR.R = 0; -#if MPC55XX_CHIP_TYPE != 5554 - /* This is reserved on the MPC5554. - */ - regs->ALTCADR.R = 0; -#endif - /* Set control register */ - /* The mode change, made by Thomas for GW_LCFM support, breaks interrupts - * on the MPC5554. - */ -#if MPC55XX_CHIP_TYPE == 5554 - ccr.B.MODE = MPC55XX_EMIOS_MODE_MC_UP_INT_CLK; -#else +#if MPC55XX_CHIP_TYPE / 10 == 551 ccr.B.MODE = MPC55XX_EMIOS_MODE_MCB_UP_INT_CLK; +#else + ccr.B.MODE = MPC55XX_EMIOS_MODE_MC_UP_INT_CLK; #endif ccr.B.UCPREN = 1; ccr.B.FEN = 1; @@ -135,7 +126,7 @@ static void mpc55xx_clock_cleanup( void) /* Remove interrupt handler */ sc = rtems_interrupt_handler_remove( - MPC55XX_IRQ_EMIOS_GET_REQUEST( MPC55XX_CLOCK_EMIOS_CHANNEL), + MPC55XX_IRQ_EMIOS( MPC55XX_CLOCK_EMIOS_CHANNEL), (rtems_interrupt_handler) Clock_isr, NULL ); |