diff options
| -rw-r--r-- | drivers/soc/ti/k3-navss-ringacc.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/soc/ti/k3-navss-ringacc.c b/drivers/soc/ti/k3-navss-ringacc.c index b2643a30d3d..14114a65830 100644 --- a/drivers/soc/ti/k3-navss-ringacc.c +++ b/drivers/soc/ti/k3-navss-ringacc.c @@ -1028,8 +1028,8 @@ static int k3_nav_ringacc_init(struct udevice *dev, struct k3_nav_ringacc *ringa struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, struct k3_ringacc_init_data *data) { + void __iomem *base_rt, *base_cfg; struct k3_nav_ringacc *ringacc; - void __iomem *base_rt; int i; ringacc = devm_kzalloc(dev, sizeof(*ringacc), GFP_KERNEL); @@ -1047,6 +1047,20 @@ struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, if (!base_rt) return ERR_PTR(-EINVAL); + /* + * Since register property is defined as "ring" for PKTDMA and + * "cfg" for UDMA, configure base address of ring configuration + * register accordingly. + */ + base_cfg = dev_remap_addr_name(dev, "ring"); + pr_debug("ring %p\n", base_cfg); + if (!base_cfg) { + base_cfg = dev_remap_addr_name(dev, "cfg"); + pr_debug("cfg %p\n", base_cfg); + if (!base_cfg) + return ERR_PTR(-EINVAL); + } + ringacc->rings = devm_kzalloc(dev, sizeof(*ringacc->rings) * ringacc->num_rings * 2, @@ -1061,6 +1075,7 @@ struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, for (i = 0; i < ringacc->num_rings; i++) { struct k3_nav_ring *ring = &ringacc->rings[i]; + ring->cfg = base_cfg + KNAV_RINGACC_CFG_REGS_STEP * i; ring->rt = base_rt + K3_DMARING_RING_RT_REGS_STEP * i; ring->parent = ringacc; ring->ring_id = i; |