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firmware: ti_sci: Add RM mapping table for am654

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Add the resource mapping table for AM654 SoC as defined in
http://downloads.ti.com/tisci/esd/latest/5_soc_doc/am6x/resasg_types.html
Introduce a new compatible for AM654 "ti,am654-sci" for using
this resource map table.

Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Peter Ujfalusi 2019-04-30 15:42:20 +05:30 committed by Marc Zyngier
parent 997b001f6b
commit 754c9477ae
2 changed files with 25 additions and 1 deletions
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3
Documentation/devicetree/bindings/arm/keystone/ti,sci.txt
View File

@ -24,7 +24,8 @@ relationship between the TI-SCI parent node to the child node.
Required properties:
-------------------
- compatible: should be "ti,k2g-sci"
- compatible: should be "ti,k2g-sci" for TI 66AK2G SoC
should be "ti,am654-sci" for for TI AM654 SoC
- mbox-names:
"rx" - Mailbox corresponding to receive path
"tx" - Mailbox corresponding to transmit path

23
drivers/firmware/ti_sci.c
View File

@ -2282,10 +2282,33 @@ static const struct ti_sci_desc ti_sci_pmmc_k2g_desc = {
/* Limited by MBOX_TX_QUEUE_LEN. K2G can handle upto 128 messages! */
.max_msgs = 20,
.max_msg_size = 64,
.rm_type_map = NULL,
};
static struct ti_sci_rm_type_map ti_sci_am654_rm_type_map[] = {
{.dev_id = 56, .type = 0x00b}, /* GIC_IRQ */
{.dev_id = 179, .type = 0x000}, /* MAIN_NAV_UDMASS_IA0 */
{.dev_id = 187, .type = 0x009}, /* MAIN_NAV_RA */
{.dev_id = 188, .type = 0x006}, /* MAIN_NAV_UDMAP */
{.dev_id = 194, .type = 0x007}, /* MCU_NAV_UDMAP */
{.dev_id = 195, .type = 0x00a}, /* MCU_NAV_RA */
{.dev_id = 0, .type = 0x000}, /* end of table */
};
/* Description for AM654 */
static const struct ti_sci_desc ti_sci_pmmc_am654_desc = {
.default_host_id = 12,
/* Conservative duration */
.max_rx_timeout_ms = 10000,
/* Limited by MBOX_TX_QUEUE_LEN. K2G can handle upto 128 messages! */
.max_msgs = 20,
.max_msg_size = 60,
.rm_type_map = ti_sci_am654_rm_type_map,
};
static const struct of_device_id ti_sci_of_match[] = {
{.compatible = "ti,k2g-sci", .data = &ti_sci_pmmc_k2g_desc},
{.compatible = "ti,am654-sci", .data = &ti_sci_pmmc_am654_desc},
{ /* Sentinel */ },
};
MODULE_DEVICE_TABLE(of, ti_sci_of_match);