Skip to content

Add some extra defines to platform_defs.h #227

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Mar 4, 2021
Merged

Add some extra defines to platform_defs.h #227

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions src/rp2040/hardware_regs/include/hardware/platform_defs.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,11 @@
#define NUM_PWM_SLICES _u(8)
#define NUM_SPIN_LOCKS _u(32)
#define NUM_UARTS _u(2)
#define NUM_I2CS _u(2)
#define NUM_SPIS _u(2)

#define NUM_ADC_CHANNELS _u(5)

#define NUM_BANK0_GPIOS _u(30)

#define PIO_INSTRUCTION_COUNT _u(32)
Expand Down
2 changes: 1 addition & 1 deletion src/rp2_common/hardware_adc/include/hardware/adc.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@ static inline void adc_gpio_init(uint gpio) {
* \param input Input to select.
*/
static inline void adc_select_input(uint input) {
invalid_params_if(ADC, input > 4);
valid_params_if(ADC, input < NUM_ADC_CHANNELS);
hw_write_masked(&adc_hw->cs, input << ADC_CS_AINSEL_LSB, ADC_CS_AINSEL_BITS);
}

Expand Down