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rp2/rp2_dma: Fix default value used in pack_ctrl on RP2350.

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The bit position of CHAIN_TO is not the same as on RP2040.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2025-04-28 12:51:51 +10:00
parent 928466d74c
commit 9c8c219f8a
1 changed files with 1 additions and 1 deletions
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2
ports/rp2/rp2_dma.c
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@@ -315,7 +315,7 @@ static mp_obj_t rp2_dma_pack_ctrl(size_t n_pos_args, const mp_obj_t *pos_args, m
// Pack keyword settings into a control register value, using either the default for this // Pack keyword settings into a control register value, using either the default for this
// DMA channel or the provided defaults // DMA channel or the provided defaults
rp2_dma_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]); rp2_dma_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
mp_uint_t value = DEFAULT_DMA_CONFIG | ((self->channel & 0xf) << 11); mp_uint_t value = DEFAULT_DMA_CONFIG | ((self->channel & 0xf) << DMA_CH0_CTRL_TRIG_CHAIN_TO_LSB);
if (n_pos_args > 1) { if (n_pos_args > 1) {
mp_raise_TypeError(MP_ERROR_TEXT("pack_ctrl only takes keyword arguments")); mp_raise_TypeError(MP_ERROR_TEXT("pack_ctrl only takes keyword arguments"));