[PATCH 09/10] m68k: stmark2: enable DACs outputs
Angelo Dureghello <[email protected]>
| Newsgroups | org.kernel.vger.linux-m68k,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-iio,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
From: Angelo Dureghello <[email protected]> Enabled DAC0 and DAC1 outpus disabling shared ADC inputs on ADC3 and ADC7. Signed-off-by: Angelo Dureghello <[email protected]> --- arch/m68k/coldfire/stmark2.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/m68k/coldfire/stmark2.c b/arch/m68k/coldfire/stmark2.c index 30da9bcbfd63..8fdfb9415cd7 100644 --- a/arch/m68k/coldfire/stmark2.c +++ b/arch/m68k/coldfire/stmark2.c @@ -137,6 +137,8 @@ static struct platform_device *stmark2_devices[] __initdata = { */ static int __init init_stmark2(void) { + uint16_t val; + /* DSPI0, all pins as DSPI, and using CS1 */ __raw_writeb(0x80, MCFGPIO_PAR_DSPIOWL); __raw_writeb(0xfc, MCFGPIO_PAR_DSPIOWH); @@ -149,6 +151,12 @@ static int __init init_stmark2(void) /* CAN pads */ __raw_writeb(0x50, MCFGPIO_PAR_CANI2C); + /* Enable DAC0 and 1 */ + val = __raw_readw(MCF_CCM_MISCCR2); + val &= ~(MCF_CCM_MISCCR2_ADC3_EN | MCF_CCM_MISCCR2_ADC7_EN); + val |= MCF_CCM_MISCCR2_DAC0_SEL | MCF_CCM_MISCCR2_DAC1_SEL; + __raw_writew(val, MCF_CCM_MISCCR2); + platform_add_devices(stmark2_devices, ARRAY_SIZE(stmark2_devices)); spi_register_board_info(stmark2_board_info, -- 2.54.0