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Kconfig: Add new WANT_SPI option to reduce code size

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Make it possible to not compile in support for SPI on chips with small
flash sizes.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2025-04-09 12:23:28 -04:00
parent b0fa36e221
commit 868760f5b1
8 changed files with 34 additions and 27 deletions
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8
src/sensor_lis2dw.c
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@@ -6,7 +6,7 @@
// This file may be distributed under the terms of the GNU GPLv3 license.
#include <string.h> // memcpy
#include "autoconf.h" // CONFIG_HAVE_GPIO_SPI
#include "autoconf.h" // CONFIG_WANT_SPI
#include "board/gpio.h" // irq_disable
#include "board/irq.h" // irq_disable
#include "board/misc.h" // timer_read_time
@@ -77,7 +77,7 @@ command_config_lis2dw(uint32_t *args)
switch (args[2]) {
case SPI_SERIAL:
if (CONFIG_HAVE_GPIO_SPI) {
if (CONFIG_WANT_SPI) {
ax->spi = spidev_oid_lookup(args[1]);
ax->bus_type = SPI_SERIAL;
break;
@@ -126,7 +126,7 @@ lis2dw_query(struct lis2dw *ax, uint8_t oid)
uint8_t fifo_ovrn = 0;
uint8_t *d = &ax->sb.data[ax->sb.data_count];
if (CONFIG_HAVE_GPIO_SPI && ax->bus_type == SPI_SERIAL) {
if (CONFIG_WANT_SPI && ax->bus_type == SPI_SERIAL) {
uint8_t msg[7] = {0};
uint8_t fifo[2] = {LIS_FIFO_SAMPLES | LIS_AM_READ , 0};
@@ -220,7 +220,7 @@ command_query_lis2dw_status(uint32_t *args)
uint32_t time2 = 0;
uint8_t status = 0;
if (CONFIG_HAVE_GPIO_SPI && ax->bus_type == SPI_SERIAL) {
if (CONFIG_WANT_SPI && ax->bus_type == SPI_SERIAL) {
uint8_t msg[2] = { LIS_FIFO_SAMPLES | LIS_AM_READ, 0x00 };
time1 = timer_read_time();
spidev_transfer(ax->spi, 1, sizeof(msg), msg);