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bus: brcmstb_gisb: update to support new revision 

The 7278 introduces a new version of this core.  This
commit adds support for that revision.

Signed-off-by: Doug Berger <opendmb@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Doug Berger 2017-03-29 17:29:14 -07:00 committed by Florian Fainelli
parent 8c7aa17ad1
commit d523e0cfdc
2 changed files with 12 additions and 1 deletions
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3
Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt
View File

@ -3,7 +3,8 @@ Broadcom GISB bus Arbiter controller
Required properties:
- compatible:
"brcm,gisb-arb" or "brcm,bcm7445-gisb-arb" for 28nm chips
"brcm,bcm7278-gisb-arb" for V7 28nm chips
"brcm,gisb-arb" or "brcm,bcm7445-gisb-arb" for other 28nm chips
"brcm,bcm7435-gisb-arb" for newer 40nm chips
"brcm,bcm7400-gisb-arb" for older 40nm chips and all 65nm chips
"brcm,bcm7038-gisb-arb" for 130nm chips

10
drivers/bus/brcmstb_gisb.c
View File

@ -56,6 +56,15 @@ static const int gisb_offsets_bcm7038[] = {
[ARB_ERR_CAP_MASTER] = -1,
};
static const int gisb_offsets_bcm7278[] = {
[ARB_TIMER] = 0x008,
[ARB_ERR_CAP_CLR] = 0x7f8,
[ARB_ERR_CAP_HI_ADDR] = -1,
[ARB_ERR_CAP_ADDR] = 0x7e0,
[ARB_ERR_CAP_STATUS] = 0x7f0,
[ARB_ERR_CAP_MASTER] = 0x7f4,
};
static const int gisb_offsets_bcm7400[] = {
[ARB_TIMER] = 0x00c,
[ARB_ERR_CAP_CLR] = 0x0c8,
@ -307,6 +316,7 @@ static const struct of_device_id brcmstb_gisb_arb_of_match[] = {
{ .compatible = "brcm,bcm7445-gisb-arb", .data = gisb_offsets_bcm7445 },
{ .compatible = "brcm,bcm7435-gisb-arb", .data = gisb_offsets_bcm7435 },
{ .compatible = "brcm,bcm7400-gisb-arb", .data = gisb_offsets_bcm7400 },
{ .compatible = "brcm,bcm7278-gisb-arb", .data = gisb_offsets_bcm7278 },
{ .compatible = "brcm,bcm7038-gisb-arb", .data = gisb_offsets_bcm7038 },
{ },
};