[net-next,11/12] brcmfmac: pcie: Add IDs/properties for BCM4378

Commit Message

Russell King (Oracle) Sept. 7, 2022, 7:48 a.m. UTC

From: Hector Martin <[e-mail]>

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)

Reviewed-by: Linus Walleij <[e-mail]>
Signed-off-by: Hector Martin <[e-mail]>
Signed-off-by: Russell King (Oracle) <[e-mail]>
---
 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(+)

Patch

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
index 4ec7773b6906..7f1d6cea2141 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
@@ -732,6 +732,8 @@  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 f7781366018b..a08cc9cf9664 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -59,6 +59,7 @@  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");
@@ -88,6 +89,7 @@  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 */
@@ -1970,6 +1972,11 @@  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;
@@ -2458,6 +2465,7 @@  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 ed0b707f0cdf..43158a404652 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
@@ -51,6 +51,7 @@ 
 #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
@@ -87,6 +88,7 @@ 
 #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 */