Commit 754c9477 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Marc Zyngier
Browse files

firmware: ti_sci: Add RM mapping table for am654 

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: default avatarRob Herring <robh@kernel.org>
Acked-by: default avatarTony Lindgren <tony@atomide.com>
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarLokesh Vutla <lokeshvutla@ti.com>
Acked-by: default avatarNishanth Menon <nm@ti.com>
Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
parent 997b001f

Documentation/devicetree/bindings/arm/keystone/ti,sci.txt

+2 −1
Original line number Diff line number Diff line
@@ -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

drivers/firmware/ti_sci.c

+23 −0
Original line number Diff line number Diff line
@@ -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);

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