[PATCH 14/34] brcmfmac: pcie: Add IDs/properties for BCM4378

From: Hector Martin
Date: Sun Dec 26 2021 - 10:38:50 EST


This chip is present on Apple M1 (t8103) platforms:

* atlantisb (apple,j274): Mac mini (M1, 2020)
* honshu (apple,j293): MacBook Pro (13-inch, M1, 2020)
* shikoku (apple,j313): MacBook Air (M1, 2020)
* capri (apple,j456): iMac (24-inch, 4x USB-C, M1, 2020)
* santorini (apple,j457): iMac (24-inch, 2x USB-C, M1, 2020)

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 1ee49f9e325d..56a6f41685c1 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
@@ -731,6 +731,8 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
return 0x160000;
case CY_CC_43752_CHIP_ID:
return 0x170000;
+ case BRCM_CC_4378_CHIP_ID:
+ return 0x352000;
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 520de2531e30..40d0fc6fa9ce 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -58,6 +58,7 @@ BRCMF_FW_DEF(4365C, "brcmfmac4365c-pcie");
BRCMF_FW_DEF(4366B, "brcmfmac4366b-pcie");
BRCMF_FW_DEF(4366C, "brcmfmac4366c-pcie");
BRCMF_FW_DEF(4371, "brcmfmac4371-pcie");
+BRCMF_FW_CLM_DEF(4378B1, "brcmfmac4378b1-pcie");

/* firmware config files */
MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH "brcmfmac*-pcie.txt");
@@ -87,6 +88,7 @@ static const struct brcmf_firmware_mapping brcmf_pcie_fwnames[] = {
BRCMF_FW_ENTRY(BRCM_CC_43664_CHIP_ID, 0xFFFFFFF0, 4366C),
BRCMF_FW_ENTRY(BRCM_CC_43666_CHIP_ID, 0xFFFFFFF0, 4366C),
BRCMF_FW_ENTRY(BRCM_CC_4371_CHIP_ID, 0xFFFFFFFF, 4371),
+ BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0xFFFFFFFF, 4378B1), /* 3 */
};

#define BRCMF_PCIE_FW_UP_TIMEOUT 5000 /* msec */
@@ -2010,6 +2012,11 @@ static int brcmf_pcie_read_otp(struct brcmf_pciedev_info *devinfo)
int ret;

switch (devinfo->ci->chip) {
+ case BRCM_CC_4378_CHIP_ID:
+ coreid = BCMA_CORE_GCI;
+ base = 0x1120;
+ words = 0x170;
+ break;
default:
/* OTP not supported on this chip */
return 0;
@@ -2516,6 +2523,7 @@ static const struct pci_device_id brcmf_pcie_devid_table[] = {
BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_2G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4371_DEVICE_ID),
+ BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID),
{ /* 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 9d81320164ce..8f552b53f3bc 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
@@ -50,6 +50,7 @@
#define BRCM_CC_43664_CHIP_ID 43664
#define BRCM_CC_43666_CHIP_ID 43666
#define BRCM_CC_4371_CHIP_ID 0x4371
+#define BRCM_CC_4378_CHIP_ID 0x4378
#define CY_CC_4373_CHIP_ID 0x4373
#define CY_CC_43012_CHIP_ID 43012
#define CY_CC_43752_CHIP_ID 43752
@@ -85,6 +86,7 @@
#define BRCM_PCIE_4366_2G_DEVICE_ID 0x43c4
#define BRCM_PCIE_4366_5G_DEVICE_ID 0x43c5
#define BRCM_PCIE_4371_DEVICE_ID 0x440d
+#define BRCM_PCIE_4378_DEVICE_ID 0x4425


/* brcmsmac IDs */
--
2.33.0