[PATCH] brcmfmac: Add support for BCM43596 PCIe Wi-Fi

From: Konrad Dybcio
Date: Sun Mar 07 2021 - 06:39:11 EST


Add support for BCM43596 dual-band AC chip, found in
SONY Xperia X Performance, XZ and XZs smartphones (and
*possibly* other devices from other manufacturers).
The chip doesn't require any special handling and seems to work
just fine OOTB.

PCIe IDs taken from: https://github.com/sonyxperiadev/kernel/commit/9e43fefbac8e43c3d7792e73ca52a052dd86d7e3.patch

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c | 2 ++
drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 4 ++++
drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h | 4 ++++
3 files changed, 10 insertions(+)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
index 45037decba40..38ca0517f3cf 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
@@ -723,6 +723,7 @@ static u32 brcmf_chip_tcm_rambase(struct brcmf_chip_priv *ci)
case BRCM_CC_43666_CHIP_ID:
return 0x200000;
case BRCM_CC_4359_CHIP_ID:
+ case BRCM_CC_43596_CHIP_ID:
return (ci->pub.chiprev < 9) ? 0x180000 : 0x160000;
case BRCM_CC_4364_CHIP_ID:
case CY_CC_4373_CHIP_ID:
@@ -1411,6 +1412,7 @@ bool brcmf_chip_sr_capable(struct brcmf_chip *pub)
reg = chip->ops->read32(chip->ctx, addr);
return (reg & CC_SR_CTL0_ENABLE_MASK) != 0;
case BRCM_CC_4359_CHIP_ID:
+ case BRCM_CC_43596_CHIP_ID:
case CY_CC_43012_CHIP_ID:
addr = CORE_CC_REG(pmu->base, retention_ctl);
reg = chip->ops->read32(chip->ctx, addr);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index ad79e3b7e74a..da604fa17f94 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -71,6 +71,7 @@ static const struct brcmf_firmware_mapping brcmf_pcie_fwnames[] = {
BRCMF_FW_ENTRY(BRCM_CC_43570_CHIP_ID, 0xFFFFFFFF, 43570),
BRCMF_FW_ENTRY(BRCM_CC_4358_CHIP_ID, 0xFFFFFFFF, 4358),
BRCMF_FW_ENTRY(BRCM_CC_4359_CHIP_ID, 0xFFFFFFFF, 4359),
+ BRCMF_FW_ENTRY(BRCM_CC_43596_CHIP_ID, 0xFFFFFFFF, 4359),
BRCMF_FW_ENTRY(BRCM_CC_4364_CHIP_ID, 0xFFFFFFFF, 4364),
BRCMF_FW_ENTRY(BRCM_CC_4365_CHIP_ID, 0x0000000F, 4365B),
BRCMF_FW_ENTRY(BRCM_CC_4365_CHIP_ID, 0xFFFFFFF0, 4365C),
@@ -2107,6 +2108,9 @@ static const struct pci_device_id brcmf_pcie_devid_table[] = {
BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4358_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_4359_DEVICE_ID),
+ BRCMF_PCIE_DEVICE(BRCM_PCIE_43596_DEVICE_ID),
+ BRCMF_PCIE_DEVICE(BRCM_PCIE_43596_2G_DEVICE_ID),
+ BRCMF_PCIE_DEVICE(BRCM_PCIE_43596_5G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_2G_DEVICE_ID),
BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_5G_DEVICE_ID),
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 00309b272a0e..03542c096e40 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
@@ -43,6 +43,7 @@
#define BRCM_CC_43570_CHIP_ID 43570
#define BRCM_CC_4358_CHIP_ID 0x4358
#define BRCM_CC_4359_CHIP_ID 0x4359
+#define BRCM_CC_43596_CHIP_ID 43596
#define BRCM_CC_43602_CHIP_ID 43602
#define BRCM_CC_4364_CHIP_ID 0x4364
#define BRCM_CC_4365_CHIP_ID 0x4365
@@ -72,6 +73,9 @@
#define BRCM_PCIE_43570_DEVICE_ID 0x43d9
#define BRCM_PCIE_4358_DEVICE_ID 0x43e9
#define BRCM_PCIE_4359_DEVICE_ID 0x43ef
+#define BRCM_PCIE_43596_DEVICE_ID 0x4415
+#define BRCM_PCIE_43596_2G_DEVICE_ID 0x4416
+#define BRCM_PCIE_43596_5G_DEVICE_ID 0x4417
#define BRCM_PCIE_43602_DEVICE_ID 0x43ba
#define BRCM_PCIE_43602_2G_DEVICE_ID 0x43bb
#define BRCM_PCIE_43602_5G_DEVICE_ID 0x43bc
--
2.30.1