The 7278 introduces a new version of this core. This
commit adds support for that revision.
Signed-off-by: Doug Berger <opendmb@xxxxxxxxx>
---
Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt | 3 ++-
drivers/bus/brcmstb_gisb.c | 10 ++++++++++
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt b/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt
index 1eceefb20f01..8a6c3c2e58fe 100644
--- a/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt
+++ b/Documentation/devicetree/bindings/bus/brcm,gisb-arb.txt
@@ -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
diff --git a/drivers/bus/brcmstb_gisb.c b/drivers/bus/brcmstb_gisb.c
index 3fbc116e6b95..68ac3e93b600 100644
--- a/drivers/bus/brcmstb_gisb.c
+++ b/drivers/bus/brcmstb_gisb.c
@@ -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 },
{ },
};
--
2.12.0
--
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