bus: brcmstb_gisb: Added support for 74165 register layout

BCM74165 introduces a new register layout which is different from
previously taped out chips, match the documented compatible and use the
appropriate table of register offsets.

Link: https://lore.kernel.org/r/20240111231539.783785-3-florian.fainelli@broadcom.com
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>

diff --git a/drivers/bus/brcmstb_gisb.c b/drivers/bus/brcmstb_gisb.c
index b6dfe4340da2cbfc9af162f56e9621ffb0c481f6..65ae758f3194366bd614df7a3acc485f6d5697ce 100644 (file)
--- a/drivers/bus/brcmstb_gisb.c
+++ b/drivers/bus/brcmstb_gisb.c
@@ -96,6 +96,20 @@ static const int gisb_offsets_bcm7400[] = {
        [ARB_ERR_CAP_MASTER]    = 0x0d8,
 };
 
+static const int gisb_offsets_bcm74165[] = {
+       [ARB_TIMER]             = 0x008,
+       [ARB_BP_CAP_CLR]        = 0x044,
+       [ARB_BP_CAP_HI_ADDR]    = -1,
+       [ARB_BP_CAP_ADDR]       = 0x048,
+       [ARB_BP_CAP_STATUS]     = 0x058,
+       [ARB_BP_CAP_MASTER]     = 0x05c,
+       [ARB_ERR_CAP_CLR]       = 0x038,
+       [ARB_ERR_CAP_HI_ADDR]   = -1,
+       [ARB_ERR_CAP_ADDR]      = 0x020,
+       [ARB_ERR_CAP_STATUS]    = 0x030,
+       [ARB_ERR_CAP_MASTER]    = 0x034,
+};
+
 static const int gisb_offsets_bcm7435[] = {
        [ARB_TIMER]             = 0x00c,
        [ARB_BP_CAP_CLR]        = 0x014,
@@ -393,6 +407,7 @@ static const struct of_device_id brcmstb_gisb_arb_of_match[] = {
        { .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 },
+       { .compatible = "brcm,bcm74165-gisb-arb", .data = gisb_offsets_bcm74165 },
        { },
 };