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drivers: flash: Remove VIMS calls for cc23x0

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Remove VIMS calls for flash operations, since they are not needed.

Signed-off-by: Stoyan Bogdanov <sbogdanov@baylibre.com>
This commit is contained in:
Stoyan Bogdanov 2025-05-18 23:54:11 +03:00 • committed by Benjamin Cabé
commit bdca32d88f
1 changed files with 0 additions and 44 deletions
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44
drivers/flash/soc_flash_cc23x0.c
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@ -12,7 +12,6 @@
#include <string.h>
#include <driverlib/flash.h>
#include <driverlib/vims.h>
#define DT_DRV_COMPAT ti_cc23x0_flash_controller
#define SOC_NV_FLASH_NODE DT_INST(0, soc_nv_flash)
@ -40,44 +39,9 @@ static int flash_cc23x0_init(const struct device *dev)
return 0;
}
static void flash_cc23x0_cache_restore(uint32_t vims_mode)
{
while (VIMSModeGet(VIMS_BASE) == VIMS_MODE_CHANGING) {
;
}
/* Restore VIMS mode and line buffers */
if (vims_mode != VIMS_MODE_DISABLED) {
VIMSModeSafeSet(VIMS_BASE, vims_mode, true);
}
VIMSLineBufEnable(VIMS_BASE);
}
static uint32_t flash_cc23x0_cache_disable(void)
{
uint32_t vims_mode;
/* VIMS and both line buffers should be off during flash update */
VIMSLineBufDisable(VIMS_BASE);
while (VIMSModeGet(VIMS_BASE) == VIMS_MODE_CHANGING) {
;
}
/* Save current VIMS mode for restoring it later */
vims_mode = VIMSModeGet(VIMS_BASE);
if (vims_mode != VIMS_MODE_DISABLED) {
VIMSModeSafeSet(VIMS_BASE, VIMS_MODE_DISABLED, true);
}
return vims_mode;
}
static int flash_cc23x0_erase(const struct device *dev, off_t offs, size_t size)
{
struct flash_cc23x0_data *data = dev->data;
uint32_t vims_mode;
unsigned int key;
int i;
int rc = 0;
@ -96,7 +60,6 @@ static int flash_cc23x0_erase(const struct device *dev, off_t offs, size_t size)
return -EACCES;
}
vims_mode = flash_cc23x0_cache_disable();
/*
* Disable all interrupts to prevent flash read, from TI's TRF:
*
@ -121,8 +84,6 @@ static int flash_cc23x0_erase(const struct device *dev, off_t offs, size_t size)
irq_unlock(key);
flash_cc23x0_cache_restore(vims_mode);
k_sem_give(&data->mutex);
return rc;
}
@ -130,7 +91,6 @@ static int flash_cc23x0_erase(const struct device *dev, off_t offs, size_t size)
static int flash_cc23x0_write(const struct device *dev, off_t offs, const void *data, size_t size)
{
struct flash_cc23x0_data *flash_data = dev->data;
uint32_t vims_mode;
unsigned int key;
int rc = 0;
@ -159,8 +119,6 @@ static int flash_cc23x0_write(const struct device *dev, off_t offs, const void *
return -EACCES;
}
vims_mode = flash_cc23x0_cache_disable();
key = irq_lock();
while (FlashCheckFsmForReady() != FAPI_STATUS_FSM_READY) {
@ -174,8 +132,6 @@ static int flash_cc23x0_write(const struct device *dev, off_t offs, const void *
irq_unlock(key);
flash_cc23x0_cache_restore(vims_mode);
k_sem_give(&flash_data->mutex);
return rc;