]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
wifi: brcmfmac: support CYW54591 PCIE device
authorDouble Lo <double.lo@cypress.com>
Tue, 24 Jun 2025 09:34:53 +0000 (04:34 -0500)
committerJohannes Berg <johannes.berg@intel.com>
Mon, 21 Jul 2025 17:36:09 +0000 (19:36 +0200)
CYW54591 is a variant of BCM4355 silicon with the same chipid. In the
chipid-fwname mapping table, apply chiprev 13 to identify CYW54591.
Skip reading OTP process for CYW chip since it contains vendor specific
information which is not common for cypress.

Signed-off-by: Double Lo <double.lo@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Ian Lin <ian.lin@infineon.com>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Link: https://patch.msgid.link/20250624093453.7264-1-ian.lin@infineon.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h

index 9747928a36509c8e15cff4508534489b1142d068..6327f4eca50078561f34a152128d5c8847c7ccee 100644 (file)
@@ -71,6 +71,7 @@ BRCMF_FW_CLM_DEF(4377B3, "brcmfmac4377b3-pcie");
 BRCMF_FW_CLM_DEF(4378B1, "brcmfmac4378b1-pcie");
 BRCMF_FW_CLM_DEF(4378B3, "brcmfmac4378b3-pcie");
 BRCMF_FW_CLM_DEF(4387C2, "brcmfmac4387c2-pcie");
+BRCMF_FW_CLM_DEF(54591, "brcmfmac54591-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_4350_CHIP_ID, 0xFFFFFF00, 4350),
        BRCMF_FW_ENTRY(BRCM_CC_43525_CHIP_ID, 0xFFFFFFF0, 4365C),
        BRCMF_FW_ENTRY(BRCM_CC_4355_CHIP_ID, 0x000007FF, 4355),
+       BRCMF_FW_ENTRY(BRCM_CC_4355_CHIP_ID, 0x00002000, 54591),
        BRCMF_FW_ENTRY(BRCM_CC_4355_CHIP_ID, 0xFFFFF800, 4355C1), /* rev ID 12/C2 seen */
        BRCMF_FW_ENTRY(BRCM_CC_4356_CHIP_ID, 0xFFFFFFFF, 4356),
        BRCMF_FW_ENTRY(BRCM_CC_43567_CHIP_ID, 0xFFFFFFFF, 43570),
@@ -2522,10 +2524,19 @@ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
        if (ret)
                goto fail_bus;
 
-       ret = brcmf_pcie_read_otp(devinfo);
-       if (ret) {
-               brcmf_err(bus, "failed to parse OTP\n");
-               goto fail_brcmf;
+       /* otp read operation */
+       switch (bus->fwvid) {
+       case BRCMF_FWVENDOR_WCC:
+       case BRCMF_FWVENDOR_BCA:
+               ret = brcmf_pcie_read_otp(devinfo);
+               if (ret) {
+                       brcmf_err(bus, "failed to parse OTP\n");
+                       goto fail_brcmf;
+               }
+               break;
+       case BRCMF_FWVENDOR_CYW:
+       default:
+               break;
        }
 
 #ifdef DEBUG
@@ -2740,7 +2751,7 @@ static const struct pci_device_id brcmf_pcie_devid_table[] = {
        BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID, WCC_SEED),
        BRCMF_PCIE_DEVICE(BRCM_PCIE_4387_DEVICE_ID, WCC_SEED),
        BRCMF_PCIE_DEVICE(BRCM_PCIE_43752_DEVICE_ID, WCC_SEED),
-
+       BRCMF_PCIE_DEVICE(CY_PCIE_54591_DEVICE_ID, CYW),
        { /* end: all zeroes */ }
 };
 
index 6564616a57df12a93bef56ba38c4d485994629d3..b39c5c1ee18b6ef0c8cb6f3bf8c1b468d619d5fd 100644 (file)
 #define BRCM_PCIE_4377_DEVICE_ID       0x4488
 #define BRCM_PCIE_4378_DEVICE_ID       0x4425
 #define BRCM_PCIE_4387_DEVICE_ID       0x4433
+#define CY_PCIE_54591_DEVICE_ID                0x4417
 
 /* brcmsmac IDs */
 #define BCM4313_D11N2G_ID      0x4727  /* 4313 802.11n 2.4G device */