iio: at91: Use different prescal, startup mask in MR for different IP

For at91 boards, there are different IPs for adc. Different IPs has different
STARTUP & PRESCAL mask in ADC_MR.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/arch/arm/mach-at91/include/mach/at91_adc.h b/arch/arm/mach-at91/include/mach/at91_adc.h
index bea1a2021d1e..048a57f76bd3 100644
--- a/arch/arm/mach-at91/include/mach/at91_adc.h
+++ b/arch/arm/mach-at91/include/mach/at91_adc.h
@@ -28,9 +28,12 @@
 #define                 AT91_ADC_TRGSEL_EXTERNAL        (6 << 1)
 #define         AT91_ADC_LOWRES         (1 << 4)        /* Low Resolution */
 #define         AT91_ADC_SLEEP          (1 << 5)        /* Sleep Mode */
-#define         AT91_ADC_PRESCAL        (0x3f << 8)     /* Prescalar Rate Selection */
+#define         AT91_ADC_PRESCAL_9260   (0x3f << 8)     /* Prescalar Rate Selection */
+#define         AT91_ADC_PRESCAL_9G45   (0xff << 8)
 #define                 AT91_ADC_PRESCAL_(x)    ((x) << 8)
-#define         AT91_ADC_STARTUP        (0x1f << 16)    /* Startup Up Time */
+#define         AT91_ADC_STARTUP_9260   (0x1f << 16)    /* Startup Up Time */
+#define         AT91_ADC_STARTUP_9G45   (0x7f << 16)
+#define         AT91_ADC_STARTUP_9X5    (0xf << 16)
 #define                 AT91_ADC_STARTUP_(x)    ((x) << 16)
 #define         AT91_ADC_SHTIM          (0xf  << 24)    /* Sample & Hold Time */
 #define                 AT91_ADC_SHTIM_(x)      ((x) << 24)