From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Wed, 9 Nov 2011 11:19:34 +0100 Subject: [PATCH 1/3] ARM: AT91: Add platform data for the ADCs In-Reply-To: <1320833976-32689-1-git-send-email-maxime.ripard@free-electrons.com> References: <1319041134-19712-1-git-send-email-maxime.ripard@free-electrons.com> <1320833976-32689-1-git-send-email-maxime.ripard@free-electrons.com> Message-ID: <1320833976-32689-2-git-send-email-maxime.ripard@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Cc: Nicolas Ferre Cc: Patrice Vilchez Cc: Thomas Petazzoni Signed-off-by: Maxime Ripard Acked-by: Jonathan Cameron --- arch/arm/mach-at91/include/mach/board.h | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h index ed544a0..4f27797 100644 --- a/arch/arm/mach-at91/include/mach/board.h +++ b/arch/arm/mach-at91/include/mach/board.h @@ -207,4 +207,22 @@ extern void __init at91_pwm_leds(struct gpio_led *leds, int nr); /* FIXME: this needs a better location, but gets stuff building again */ extern int at91_suspend_entering_slow_clock(void); +/* ADC */ +struct at91_adc_data { + /* ADC Clock as specified by the datasheet, in Hz. */ + unsigned int adc_clock; + /* + * Global number of channels available (to specify which channels are + * indeed used on the board, see the channels_used bitmask). + */ + u8 num_channels; + /* Channels in use on the board as a bitmask */ + unsigned long channels_used; + /* Startup time of the ADC, in microseconds. */ + u8 startup_time; + /* Reference voltage for the ADC in millivolts */ + unsigned short vref; +}; +extern void __init at91_add_device_adc(struct at91_adc_data *data); + #endif -- 1.7.4.1