[PATCH 07/10] brcmfmac: pcie: Add IDs/properties for BCM4387

From: Hector Martin
Date: Tue Feb 14 2023 - 04:27:03 EST


This chip is present on Apple M1 Pro/Max (t600x) platforms:

* maldives (apple,j314s): MacBook Pro (14-inch, M1 Pro, 2021)
* maldives (apple,j314c): MacBook Pro (14-inch, M1 Max, 2021)
* madagascar (apple,j316s): MacBook Pro (16-inch, M1 Pro, 2021)
* madagascar (apple,j316c): MacBook Pro (16-inch, M1 Max, 2021)

Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Reviewed-by: Arend van Spriel <arend.vanspriel@xxxxxxxxxxxx>
Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c | 2 ++
drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 8 ++++++++
.../net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h | 2 ++
3 files changed, 12 insertions(+)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
index 50e0c015cf43..9f9bf08a70bb 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
@@ -743,6 +743,8 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
return 0x170000;
case BRCM_CC_4378_CHIP_ID:
return 0x352000;
+ case BRCM_CC_4387_CHIP_ID:
+ return 0x740000;
default:
brcmf_err("unknown chip: %s\n", ci->pub.name);
break;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index a9b9b2dc62d4..09076a3cc4de 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -66,6 +66,7 @@ BRCMF_FW_DEF(4366C, "brcmfmac4366c-pcie");
BRCMF_FW_DEF(4371, "brcmfmac4371-pcie");
BRCMF_FW_CLM_DEF(4377B3, "brcmfmac4377b3-pcie");
BRCMF_FW_CLM_DEF(4378B1, "brcmfmac4378b1-pcie");
+BRCMF_FW_CLM_DEF(4387C2, "brcmfmac4387c2-pcie");

/* firmware config files */
MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH "brcmfmac*-pcie.txt");
@@ -100,6 +101,7 @@ static const struct brcmf_firmware_mapping brcmf_pcie_fwnames[] = {
BRCMF_FW_ENTRY(BRCM_CC_4371_CHIP_ID, 0xFFFFFFFF, 4371),
BRCMF_FW_ENTRY(BRCM_CC_4377_CHIP_ID, 0xFFFFFFFF, 4377B3), /* revision ID 4 */
BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0xFFFFFFFF, 4378B1), /* revision ID 3 */
+ BRCMF_FW_ENTRY(BRCM_CC_4387_CHIP_ID, 0xFFFFFFFF, 4387C2), /* revision ID 7 */
};

#define BRCMF_PCIE_FW_UP_TIMEOUT 5000 /* msec */
@@ -2016,6 +2018,11 @@ static int brcmf_pcie_read_otp(struct brcmf_pciedev_info *devinfo)
base = 0x1120;
words = 0x170;
break;
+ case BRCM_CC_4387_CHIP_ID:
+ coreid = BCMA_CORE_GCI;
+ base = 0x113c;
+ words = 0x170;
+ break;
default:
/* OTP not supported on this chip */
return 0;
@@ -2630,6 +2637,7 @@ static const struct pci_device_id brcmf_pcie_devid_table[] = {
BRCMF_PCIE_DEVICE(BRCM_PCIE_43596_DEVICE_ID, CYW),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4377_DEVICE_ID, WCC),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID, WCC),
+ BRCMF_PCIE_DEVICE(BRCM_PCIE_4387_DEVICE_ID, WCC),

{ /* end: all zeroes */ }
};
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
index 896615f57952..44684bf1b9ac 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
@@ -54,6 +54,7 @@
#define BRCM_CC_4371_CHIP_ID 0x4371
#define BRCM_CC_4377_CHIP_ID 0x4377
#define BRCM_CC_4378_CHIP_ID 0x4378
+#define BRCM_CC_4387_CHIP_ID 0x4387
#define CY_CC_4373_CHIP_ID 0x4373
#define CY_CC_43012_CHIP_ID 43012
#define CY_CC_43439_CHIP_ID 43439
@@ -95,6 +96,7 @@
#define BRCM_PCIE_43596_DEVICE_ID 0x4415
#define BRCM_PCIE_4377_DEVICE_ID 0x4488
#define BRCM_PCIE_4378_DEVICE_ID 0x4425
+#define BRCM_PCIE_4387_DEVICE_ID 0x4433

/* brcmsmac IDs */
#define BCM4313_D11N2G_ID 0x4727 /* 4313 802.11n 2.4G device */
--
2.35.1