]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
wifi: mt76: mt7996: rework register mapping for mt7990
authorStanleyYP Wang <StanleyYP.Wang@mediatek.com>
Wed, 9 Apr 2025 14:07:45 +0000 (22:07 +0800)
committerFelix Fietkau <nbd@nbd.name>
Wed, 21 May 2025 12:49:37 +0000 (14:49 +0200)
Rework register offset and l1/l2/cbtop mapping for mt7990.
This is a preliminary patch to support mt7990 chipset.

Co-developed-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Co-developed-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
Link: https://patch.msgid.link/20250409140750.724437-6-shayne.chen@mediatek.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
drivers/net/wireless/mediatek/mt76/mt7996/regs.h

index 8b07883f45cc6adbebe2dcb4d9bb9f2cf3eeac58..51dd9a5f83cca6417cfcb75634c469a800fb593a 100644 (file)
@@ -54,6 +54,17 @@ static const u32 mt7996_offs[] = {
        [MIB_BSCR7]             = 0x9e8,
        [MIB_BSCR17]            = 0xa10,
        [MIB_TRDR1]             = 0xa28,
+       [HIF_REMAP_L1]          = 0x24,
+       [HIF_REMAP_BASE_L1]     = 0x130000,
+       [HIF_REMAP_L2]          = 0x1b4,
+       [HIF_REMAP_BASE_L2]     = 0x1000,
+       [CBTOP1_PHY_END]        = 0x77ffffff,
+       [INFRA_MCU_END]         = 0x7c3fffff,
+       [WTBLON_WDUCR]          = 0x370,
+       [WTBL_UPDATE]           = 0x380,
+       [WTBL_ITCR]             = 0x3b0,
+       [WTBL_ITCR0]            = 0x3b8,
+       [WTBL_ITCR1]            = 0x3bc,
 };
 
 static const u32 mt7992_offs[] = {
@@ -80,6 +91,54 @@ static const u32 mt7992_offs[] = {
        [MIB_BSCR7]             = 0xae4,
        [MIB_BSCR17]            = 0xb0c,
        [MIB_TRDR1]             = 0xb24,
+       [HIF_REMAP_L1]          = 0x8,
+       [HIF_REMAP_BASE_L1]     = 0x40000,
+       [HIF_REMAP_L2]          = 0x1b4,
+       [HIF_REMAP_BASE_L2]     = 0x1000,
+       [CBTOP1_PHY_END]        = 0x77ffffff,
+       [INFRA_MCU_END]         = 0x7c3fffff,
+       [WTBLON_WDUCR]          = 0x370,
+       [WTBL_UPDATE]           = 0x380,
+       [WTBL_ITCR]             = 0x3b0,
+       [WTBL_ITCR0]            = 0x3b8,
+       [WTBL_ITCR1]            = 0x3bc,
+};
+
+static const u32 mt7990_offs[] = {
+       [MIB_RVSR0]             = 0x800,
+       [MIB_RVSR1]             = 0x804,
+       [MIB_BTSCR5]            = 0x868,
+       [MIB_BTSCR6]            = 0x878,
+       [MIB_RSCR1]             = 0x890,
+       [MIB_RSCR27]            = 0xa38,
+       [MIB_RSCR28]            = 0xa3c,
+       [MIB_RSCR29]            = 0xa40,
+       [MIB_RSCR30]            = 0xa44,
+       [MIB_RSCR31]            = 0xa48,
+       [MIB_RSCR33]            = 0xa50,
+       [MIB_RSCR35]            = 0xa58,
+       [MIB_RSCR36]            = 0xa5c,
+       [MIB_BSCR0]             = 0xbb8,
+       [MIB_BSCR1]             = 0xbbc,
+       [MIB_BSCR2]             = 0xbc0,
+       [MIB_BSCR3]             = 0xbc4,
+       [MIB_BSCR4]             = 0xbc8,
+       [MIB_BSCR5]             = 0xbcc,
+       [MIB_BSCR6]             = 0xbd0,
+       [MIB_BSCR7]             = 0xbd4,
+       [MIB_BSCR17]            = 0xbfc,
+       [MIB_TRDR1]             = 0xc14,
+       [HIF_REMAP_L1]          = 0x8,
+       [HIF_REMAP_BASE_L1]     = 0x40000,
+       [HIF_REMAP_L2]          = 0x1b8,
+       [HIF_REMAP_BASE_L2]     = 0x110000,
+       [CBTOP1_PHY_END]        = 0x7fffffff,
+       [INFRA_MCU_END]         = 0x7cffffff,
+       [WTBLON_WDUCR]          = 0x400,
+       [WTBL_UPDATE]           = 0x410,
+       [WTBL_ITCR]             = 0x440,
+       [WTBL_ITCR0]            = 0x448,
+       [WTBL_ITCR1]            = 0x44c,
 };
 
 static const struct __map mt7996_reg_map[] = {
@@ -135,14 +194,83 @@ static const struct __map mt7996_reg_map[] = {
        { 0x0, 0x0, 0x0 }, /* imply end of search */
 };
 
+static const struct __map mt7990_reg_map[] = {
+       {0x54000000, 0x02000, 0x1000}, /* WFDMA_0 (PCIE0 MCU DMA0) */
+       {0x55000000, 0x03000, 0x1000}, /* WFDMA_1 (PCIE0 MCU DMA1) */
+       {0x56000000, 0x04000, 0x1000}, /* WFDMA_2 (Reserved) */
+       {0x57000000, 0x05000, 0x1000}, /* WFDMA_3 (MCU wrap CR) */
+       {0x58000000, 0x06000, 0x1000}, /* WFDMA_4 (PCIE1 MCU DMA0 (MEM_DMA)) */
+       {0x59000000, 0x07000, 0x1000}, /* WFDMA_5 (PCIE1 MCU DMA1) */
+       {0x820c0000, 0x08000, 0x4000}, /* WF_UMAC_TOP (PLE) */
+       {0x820c8000, 0x0c000, 0x2000}, /* WF_UMAC_TOP (PSE) */
+       {0x820cc000, 0x0e000, 0x2000}, /* WF_UMAC_TOP (PP) */
+       {0x820e0000, 0x20000, 0x0400}, /* WF_LMAC_TOP BN0 (WF_CFG) */
+       {0x820e1000, 0x20400, 0x0200}, /* WF_LMAC_TOP BN0 (WF_TRB) */
+       {0x820e2000, 0x20800, 0x0400}, /* WF_LMAC_TOP BN0 (WF_AGG) */
+       {0x820e3000, 0x20c00, 0x0400}, /* WF_LMAC_TOP BN0 (WF_ARB) */
+       {0x820e4000, 0x21000, 0x0400}, /* WF_LMAC_TOP BN0 (WF_TMAC) */
+       {0x820e5000, 0x21400, 0x0800}, /* WF_LMAC_TOP BN0 (WF_RMAC) */
+       {0x820ce000, 0x21c00, 0x0200}, /* WF_LMAC_TOP (WF_SEC) */
+       {0x820e7000, 0x21e00, 0x0200}, /* WF_LMAC_TOP BN0 (WF_DMA) */
+       {0x820cf000, 0x22000, 0x1000}, /* WF_LMAC_TOP (WF_PF) */
+       {0x820e9000, 0x23400, 0x0200}, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
+       {0x820ea000, 0x24000, 0x0200}, /* WF_LMAC_TOP BN0 (WF_ETBF) */
+       {0x820eb000, 0x24200, 0x0400}, /* WF_LMAC_TOP BN0 (WF_LPON) */
+       {0x820ec000, 0x24600, 0x0200}, /* WF_LMAC_TOP BN0 (WF_INT) */
+       {0x820ed000, 0x24800, 0x0800}, /* WF_LMAC_TOP BN0 (WF_MIB) */
+       {0x820ca000, 0x26000, 0x2000}, /* WF_LMAC_TOP BN0 (WF_MUCOP) */
+       {0x820d0000, 0x30000, 0x10000}, /* WF_LMAC_TOP (WF_WTBLON) */
+       {0x00400000, 0x80000, 0x10000}, /* WF_MCU_SYSRAM */
+       {0x820f0000, 0xa0000, 0x0400}, /* WF_LMAC_TOP BN1 (WF_CFG) */
+       {0x820f1000, 0xa0600, 0x0200}, /* WF_LMAC_TOP BN1 (WF_TRB) */
+       {0x820f2000, 0xa0800, 0x0400}, /* WF_LMAC_TOP BN1 (WF_AGG) */
+       {0x820f3000, 0xa0c00, 0x0400}, /* WF_LMAC_TOP BN1 (WF_ARB) */
+       {0x820f4000, 0xa1000, 0x0400}, /* WF_LMAC_TOP BN1 (WF_TMAC) */
+       {0x820f5000, 0xa1400, 0x0800}, /* WF_LMAC_TOP BN1 (WF_RMAC) */
+       {0x820f7000, 0xa1e00, 0x0200}, /* WF_LMAC_TOP BN1 (WF_DMA) */
+       {0x820f9000, 0xa3400, 0x0200}, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
+       {0x820fa000, 0xa4000, 0x0200}, /* WF_LMAC_TOP BN1 (WF_ETBF) */
+       {0x820fb000, 0xa4200, 0x0400}, /* WF_LMAC_TOP BN1 (WF_LPON) */
+       {0x820fc000, 0xa4600, 0x0200}, /* WF_LMAC_TOP BN1 (WF_INT) */
+       {0x820fd000, 0xa4800, 0x0800}, /* WF_LMAC_TOP BN1 (WF_MIB) */
+       {0x820cc000, 0xa5000, 0x2000}, /* WF_LMAC_TOP BN1 (WF_MUCOP) */
+       {0x820c4000, 0xa8000, 0x4000}, /* WF_LMAC_TOP (WF_UWTBL) */
+       {0x81030000, 0xae000, 0x100}, /* WFSYS_AON part 1 */
+       {0x81031000, 0xae100, 0x100}, /* WFSYS_AON part 2 */
+       {0x81032000, 0xae200, 0x100}, /* WFSYS_AON part 3 */
+       {0x81033000, 0xae300, 0x100}, /* WFSYS_AON part 4 */
+       {0x81034000, 0xae400, 0x100}, /* WFSYS_AON part 5 */
+       {0x80020000, 0xb0000, 0x10000}, /* WF_TOP_MISC_OFF */
+       {0x81020000, 0xc0000, 0x10000}, /* WF_TOP_MISC_ON */
+       {0x81040000, 0x120000, 0x1000}, /* WF_MCU_CFG_ON */
+       {0x81050000, 0x121000, 0x1000}, /* WF_MCU_EINT */
+       {0x81060000, 0x122000, 0x1000}, /* WF_MCU_GPT */
+       {0x81070000, 0x123000, 0x1000}, /* WF_MCU_WDT */
+       {0x80010000, 0x124000, 0x1000}, /* WF_AXIDMA */
+       {0x7c020000, 0xd0000, 0x10000}, /* CONN_INFRA, wfdma for from CODA flow use */
+       {0x7c060000, 0xe0000, 0x10000}, /* CONN_INFRA, conn_host_csr_top for from CODA flow use */
+       {0x20020000, 0xd0000, 0x10000}, /* CONN_INFRA, wfdma */
+       {0x20060000, 0xe0000, 0x10000}, /* CONN_INFRA, conn_host_csr_top */
+       {0x7c000000, 0xf0000, 0x10000}, /* CONN_INFRA */
+       {0x70020000, 0x1f0000, 0x9000}, /* PCIE remapping (AP2CONN) */
+       {0x0, 0x0, 0x0}, /* imply end of search */
+};
+
 static u32 mt7996_reg_map_l1(struct mt7996_dev *dev, u32 addr)
 {
        u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
        u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
+       u32 l1_mask, val;
+
+       if (is_mt7996(&dev->mt76)) {
+               l1_mask = MT_HIF_REMAP_L1_MASK_7996;
+               val = FIELD_PREP(MT_HIF_REMAP_L1_MASK_7996, base);
+       } else {
+               l1_mask = MT_HIF_REMAP_L1_MASK;
+               val = FIELD_PREP(MT_HIF_REMAP_L1_MASK, base);
+       }
 
-       dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L1,
-                         MT_HIF_REMAP_L1_MASK,
-                         FIELD_PREP(MT_HIF_REMAP_L1_MASK, base));
+       dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L1, l1_mask, val);
        /* use read to push write */
        dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L1);
 
@@ -151,18 +279,41 @@ static u32 mt7996_reg_map_l1(struct mt7996_dev *dev, u32 addr)
 
 static u32 mt7996_reg_map_l2(struct mt7996_dev *dev, u32 addr)
 {
-       u32 offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr);
-       u32 base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr);
+       u32 offset, base, l2_mask, val;
 
-       dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2,
-                         MT_HIF_REMAP_L2_MASK,
-                         FIELD_PREP(MT_HIF_REMAP_L2_MASK, base));
+       if (is_mt7990(&dev->mt76)) {
+               offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET_7990, addr);
+               base = FIELD_GET(MT_HIF_REMAP_L2_BASE_7990, addr);
+               l2_mask = MT_HIF_REMAP_L2_MASK_7990;
+               val = FIELD_PREP(MT_HIF_REMAP_L2_MASK_7990, base);
+       } else {
+               offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr);
+               base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr);
+               l2_mask = MT_HIF_REMAP_L2_MASK;
+               val = FIELD_PREP(MT_HIF_REMAP_L2_MASK, base);
+       }
+
+       dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2, l2_mask, val);
        /* use read to push write */
        dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L2);
 
        return MT_HIF_REMAP_BASE_L2 + offset;
 }
 
+static u32 mt7996_reg_map_cbtop(struct mt7996_dev *dev, u32 addr)
+{
+       u32 offset = FIELD_GET(MT_HIF_REMAP_CBTOP_OFFSET, addr);
+       u32 base = FIELD_GET(MT_HIF_REMAP_CBTOP_BASE, addr);
+
+       dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_CBTOP,
+                         MT_HIF_REMAP_CBTOP_MASK,
+                         FIELD_PREP(MT_HIF_REMAP_CBTOP_MASK, base));
+       /* use read to push write */
+       dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_CBTOP);
+
+       return MT_HIF_REMAP_BASE_CBTOP + offset;
+}
+
 static u32 __mt7996_reg_addr(struct mt7996_dev *dev, u32 addr)
 {
        int i;
@@ -193,17 +344,20 @@ static u32 __mt7996_reg_remap_addr(struct mt7996_dev *dev, u32 addr)
            (addr >= MT_WFSYS1_PHY_START && addr <= MT_WFSYS1_PHY_END))
                return mt7996_reg_map_l1(dev, addr);
 
-       if (dev_is_pci(dev->mt76.dev) &&
-           ((addr >= MT_CBTOP1_PHY_START && addr <= MT_CBTOP1_PHY_END) ||
-           addr >= MT_CBTOP2_PHY_START))
-               return mt7996_reg_map_l1(dev, addr);
-
        /* CONN_INFRA: covert to phyiscal addr and use layer 1 remap */
        if (addr >= MT_INFRA_MCU_START && addr <= MT_INFRA_MCU_END) {
                addr = addr - MT_INFRA_MCU_START + MT_INFRA_BASE;
                return mt7996_reg_map_l1(dev, addr);
        }
 
+       if (dev_is_pci(dev->mt76.dev) &&
+           ((addr >= MT_CBTOP1_PHY_START && addr <= MT_CBTOP1_PHY_END) ||
+           addr >= MT_CBTOP2_PHY_START)) {
+               if (is_mt7990(&dev->mt76))
+                       return mt7996_reg_map_cbtop(dev, addr);
+               return mt7996_reg_map_l1(dev, addr);
+       }
+
        return mt7996_reg_map_l2(dev, addr);
 }
 
@@ -455,6 +609,12 @@ static int mt7996_mmio_init(struct mt76_dev *mdev,
                dev->reg.map = mt7996_reg_map;
                dev->reg.map_size = ARRAY_SIZE(mt7996_reg_map);
                break;
+       case MT7990_DEVICE_ID:
+               dev->reg.base = mt7996_reg_base;
+               dev->reg.offs_rev = mt7990_offs;
+               dev->reg.map = mt7990_reg_map;
+               dev->reg.map_size = ARRAY_SIZE(mt7990_reg_map);
+               break;
        default:
                return -EINVAL;
        }
index 1981b6250f45e83c6018b589d185d8cddecc10fa..e942c0058731cd00bc592e506189820122f2a429 100644 (file)
@@ -64,6 +64,17 @@ enum offs_rev {
        MIB_BSCR7,
        MIB_BSCR17,
        MIB_TRDR1,
+       HIF_REMAP_L1,
+       HIF_REMAP_BASE_L1,
+       HIF_REMAP_L2,
+       HIF_REMAP_BASE_L2,
+       CBTOP1_PHY_END,
+       INFRA_MCU_END,
+       WTBLON_WDUCR,
+       WTBL_UPDATE,
+       WTBL_ITCR,
+       WTBL_ITCR0,
+       WTBL_ITCR1,
        __MT_OFFS_MAX,
 };
 
@@ -291,19 +302,19 @@ enum offs_rev {
 /* WTBLON TOP */
 #define MT_WTBLON_TOP_BASE                     0x820d4000
 #define MT_WTBLON_TOP(ofs)                     (MT_WTBLON_TOP_BASE + (ofs))
-#define MT_WTBLON_TOP_WDUCR                    MT_WTBLON_TOP(0x370)
+#define MT_WTBLON_TOP_WDUCR                    MT_WTBLON_TOP(__OFFS(WTBLON_WDUCR))
 #define MT_WTBLON_TOP_WDUCR_GROUP              GENMASK(4, 0)
 
-#define MT_WTBL_UPDATE                         MT_WTBLON_TOP(0x380)
+#define MT_WTBL_UPDATE                         MT_WTBLON_TOP(__OFFS(WTBL_UPDATE))
 #define MT_WTBL_UPDATE_WLAN_IDX                        GENMASK(11, 0)
 #define MT_WTBL_UPDATE_ADM_COUNT_CLEAR         BIT(14)
 #define MT_WTBL_UPDATE_BUSY                    BIT(31)
 
-#define MT_WTBL_ITCR                           MT_WTBLON_TOP(0x3b0)
+#define MT_WTBL_ITCR                           MT_WTBLON_TOP(__OFFS(WTBL_ITCR))
 #define MT_WTBL_ITCR_WR                                BIT(16)
 #define MT_WTBL_ITCR_EXEC                      BIT(31)
-#define MT_WTBL_ITDR0                          MT_WTBLON_TOP(0x3b8)
-#define MT_WTBL_ITDR1                          MT_WTBLON_TOP(0x3bc)
+#define MT_WTBL_ITDR0                          MT_WTBLON_TOP(__OFFS(WTBL_ITCR0))
+#define MT_WTBL_ITDR1                          MT_WTBLON_TOP(__OFFS(WTBL_ITCR1))
 #define MT_WTBL_SPE_IDX_SEL                    BIT(6)
 
 /* WTBL */
@@ -578,27 +589,39 @@ enum offs_rev {
 #define MT_MCU_CMD_WDT_MASK                    GENMASK(31, 30)
 
 /* l1/l2 remap */
-#define MT_HIF_REMAP_L1                                0x155024
-#define MT_HIF_REMAP_L1_MASK                   GENMASK(31, 16)
+#define CONN_BUS_CR_VON_BASE                   0x155000
+#define MT_HIF_REMAP_L1                                (CONN_BUS_CR_VON_BASE + __OFFS(HIF_REMAP_L1))
+#define MT_HIF_REMAP_L1_MASK_7996              GENMASK(31, 16)
+#define MT_HIF_REMAP_L1_MASK                   GENMASK(15, 0)
 #define MT_HIF_REMAP_L1_OFFSET                 GENMASK(15, 0)
 #define MT_HIF_REMAP_L1_BASE                   GENMASK(31, 16)
-#define MT_HIF_REMAP_BASE_L1                   0x130000
+#define MT_HIF_REMAP_BASE_L1                   __OFFS(HIF_REMAP_BASE_L1)
 
-#define MT_HIF_REMAP_L2                                0x1b4
+#define MT_HIF_REMAP_L2                                __OFFS(HIF_REMAP_L2)
 #define MT_HIF_REMAP_L2_MASK                   GENMASK(19, 0)
 #define MT_HIF_REMAP_L2_OFFSET                 GENMASK(11, 0)
 #define MT_HIF_REMAP_L2_BASE                   GENMASK(31, 12)
-#define MT_HIF_REMAP_BASE_L2                   0x1000
+#define MT_HIF_REMAP_L2_MASK_7990              GENMASK(15, 0)
+#define MT_HIF_REMAP_L2_OFFSET_7990            GENMASK(15, 0)
+#define MT_HIF_REMAP_L2_BASE_7990              GENMASK(31, 16)
+#define MT_HIF_REMAP_BASE_L2                   __OFFS(HIF_REMAP_BASE_L2)
+
+/* for mt7990 only */
+#define MT_HIF_REMAP_CBTOP                     0x1f6554
+#define MT_HIF_REMAP_CBTOP_MASK                        GENMASK(15, 0)
+#define MT_HIF_REMAP_CBTOP_OFFSET              GENMASK(15, 0)
+#define MT_HIF_REMAP_CBTOP_BASE                        GENMASK(31, 16)
+#define MT_HIF_REMAP_BASE_CBTOP                        0x1c0000
 
 #define MT_INFRA_BASE                          0x18000000
 #define MT_WFSYS0_PHY_START                    0x18400000
 #define MT_WFSYS1_PHY_START                    0x18800000
 #define MT_WFSYS1_PHY_END                      0x18bfffff
 #define MT_CBTOP1_PHY_START                    0x70000000
-#define MT_CBTOP1_PHY_END                      0x77ffffff
+#define MT_CBTOP1_PHY_END                      __OFFS(CBTOP1_PHY_END)
 #define MT_CBTOP2_PHY_START                    0xf0000000
 #define MT_INFRA_MCU_START                     0x7c000000
-#define MT_INFRA_MCU_END                       0x7c3fffff
+#define MT_INFRA_MCU_END                       __OFFS(INFRA_MCU_END)
 
 /* FW MODE SYNC */
 #define MT_FW_ASSERT_CNT                       0x02208274