diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/soc.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/soc.c | 196 |
1 files changed, 128 insertions, 68 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c index c06c56a0270d..54ff6de96f3e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: ISC +// SPDX-License-Identifier: BSD-3-Clause-Clear /* Copyright (C) 2022 MediaTek Inc. */ #include <linux/kernel.h> @@ -6,9 +6,7 @@ #include <linux/platform_device.h> #include <linux/pinctrl/consumer.h> #include <linux/of.h> -#include <linux/of_device.h> #include <linux/of_reserved_mem.h> -#include <linux/of_gpio.h> #include <linux/iopoll.h> #include <linux/reset.h> #include <linux/of_net.h> @@ -16,6 +14,9 @@ #include "mt7915.h" +#define MT7981_CON_INFRA_VERSION 0x02090000 +#define MT7986_CON_INFRA_VERSION 0x02070000 + /* INFRACFG */ #define MT_INFRACFG_CONN2AP_SLPPROT 0x0d0 #define MT_INFRACFG_AP2CONN_SLPPROT 0x0d4 @@ -167,10 +168,14 @@ static u32 mt76_wmac_rmw(void __iomem *base, u32 offset, u32 mask, u32 val) return val; } -static u8 mt7986_wmac_check_adie_type(struct mt7915_dev *dev) +static u8 mt798x_wmac_check_adie_type(struct mt7915_dev *dev) { u32 val; + /* Only DBDC A-die is used with MT7981 */ + if (is_mt7981(&dev->mt76)) + return ADIE_DBDC; + val = readl(dev->sku + MT_TOP_POS_SKU); return FIELD_GET(MT_TOP_POS_SKU_ADIE_DBDC_MASK, val); @@ -195,7 +200,7 @@ static int mt7986_wmac_gpio_setup(struct mt7915_dev *dev) int ret; u8 type; - type = mt7986_wmac_check_adie_type(dev); + type = mt798x_wmac_check_adie_type(dev); pinctrl = devm_pinctrl_get(dev->mt76.dev); if (IS_ERR(pinctrl)) return PTR_ERR(pinctrl); @@ -257,43 +262,59 @@ static int mt7986_wmac_consys_lockup(struct mt7915_dev *dev, bool enable) return 0; } -static int mt7986_wmac_coninfra_check(struct mt7915_dev *dev) +static int mt798x_wmac_coninfra_check(struct mt7915_dev *dev) { u32 cur; + u32 con_infra_version; - return read_poll_timeout(mt76_rr, cur, (cur == 0x02070000), + if (is_mt7981(&dev->mt76)) { + con_infra_version = MT7981_CON_INFRA_VERSION; + } else if (is_mt7986(&dev->mt76)) { + con_infra_version = MT7986_CON_INFRA_VERSION; + } else { + WARN_ON(1); + return -EINVAL; + } + + return read_poll_timeout(mt76_rr, cur, (cur == con_infra_version), USEC_PER_MSEC, 50 * USEC_PER_MSEC, false, dev, MT_CONN_INFRA_BASE); } -static int mt7986_wmac_coninfra_setup(struct mt7915_dev *dev) +static int mt798x_wmac_coninfra_setup(struct mt7915_dev *dev) { struct device *pdev = dev->mt76.dev; - struct reserved_mem *rmem; - struct device_node *np; + struct resource res; u32 val; + int ret; - np = of_parse_phandle(pdev->of_node, "memory-region", 0); - if (!np) - return -EINVAL; - - rmem = of_reserved_mem_lookup(np); - if (!rmem) - return -EINVAL; + ret = of_reserved_mem_region_to_resource(pdev->of_node, 0, &res); + if (ret) + return ret; - val = (rmem->base >> 16) & MT_TOP_MCU_EMI_BASE_MASK; + val = (res.start >> 16) & MT_TOP_MCU_EMI_BASE_MASK; - /* Set conninfra subsys PLL check */ - mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS, - MT_INFRA_CKGEN_BUS_RDY_SEL_MASK, 0x1); - mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS, - MT_INFRA_CKGEN_BUS_RDY_SEL_MASK, 0x1); + if (is_mt7986(&dev->mt76)) { + /* Set conninfra subsys PLL check */ + mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS, + MT_INFRA_CKGEN_BUS_RDY_SEL_MASK, 0x1); + mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS, + MT_INFRA_CKGEN_BUS_RDY_SEL_MASK, 0x1); + } mt76_rmw_field(dev, MT_TOP_MCU_EMI_BASE, MT_TOP_MCU_EMI_BASE_MASK, val); - mt76_wr(dev, MT_INFRA_BUS_EMI_START, rmem->base); - mt76_wr(dev, MT_INFRA_BUS_EMI_END, rmem->size); + if (is_mt7981(&dev->mt76)) { + mt76_rmw_field(dev, MT_TOP_WF_AP_PERI_BASE, + MT_TOP_WF_AP_PERI_BASE_MASK, 0x300d0000 >> 16); + + mt76_rmw_field(dev, MT_TOP_EFUSE_BASE, + MT_TOP_EFUSE_BASE_MASK, 0x11f20000 >> 16); + } + + mt76_wr(dev, MT_INFRA_BUS_EMI_START, res.start); + mt76_wr(dev, MT_INFRA_BUS_EMI_END, resource_size(&res)); mt76_rr(dev, MT_CONN_INFRA_EFUSE); @@ -304,15 +325,18 @@ static int mt7986_wmac_coninfra_setup(struct mt7915_dev *dev) return 0; } -static int mt7986_wmac_sku_setup(struct mt7915_dev *dev, u32 *adie_type) +static int mt798x_wmac_sku_setup(struct mt7915_dev *dev, u32 *adie_type) { int ret; - u32 adie_main, adie_ext; + u32 adie_main = 0, adie_ext = 0; mt76_rmw_field(dev, MT_CONN_INFRA_ADIE_RESET, MT_CONN_INFRA_ADIE1_RESET_MASK, 0x1); - mt76_rmw_field(dev, MT_CONN_INFRA_ADIE_RESET, - MT_CONN_INFRA_ADIE2_RESET_MASK, 0x1); + + if (is_mt7986(&dev->mt76)) { + mt76_rmw_field(dev, MT_CONN_INFRA_ADIE_RESET, + MT_CONN_INFRA_ADIE2_RESET_MASK, 0x1); + } mt76_wmac_spi_lock(dev); @@ -320,9 +344,11 @@ static int mt7986_wmac_sku_setup(struct mt7915_dev *dev, u32 *adie_type) if (ret) goto out; - ret = mt76_wmac_spi_read(dev, 1, MT_ADIE_CHIP_ID, &adie_ext); - if (ret) - goto out; + if (is_mt7986(&dev->mt76)) { + ret = mt76_wmac_spi_read(dev, 1, MT_ADIE_CHIP_ID, &adie_ext); + if (ret) + goto out; + } *adie_type = FIELD_GET(MT_ADIE_CHIP_ID_MASK, adie_main) | (MT_ADIE_CHIP_ID_MASK & adie_ext); @@ -469,7 +495,7 @@ static int mt7986_wmac_adie_xtal_trim_7976(struct mt7915_dev *dev, u8 adie) return ret; } -static int mt7986_wmac_adie_patch_7976(struct mt7915_dev *dev, u8 adie) +static int mt798x_wmac_adie_patch_7976(struct mt7915_dev *dev, u8 adie) { u32 id, version, rg_xo_01, rg_xo_03; int ret; @@ -484,11 +510,19 @@ static int mt7986_wmac_adie_patch_7976(struct mt7915_dev *dev, u8 adie) if (ret) return ret; - if (version == 0x8a00 || version == 0x8a10 || version == 0x8b00) { + if (version == 0x8a00 || version == 0x8a10 || + version == 0x8b00 || version == 0x8c10) { rg_xo_01 = 0x1d59080f; rg_xo_03 = 0x34c00fe0; } else { - rg_xo_01 = 0x1959f80f; + if (is_mt7981(&dev->mt76)) { + rg_xo_01 = 0x1959c80f; + } else if (is_mt7986(&dev->mt76)) { + rg_xo_01 = 0x1959f80f; + } else { + WARN_ON(1); + return -EINVAL; + } rg_xo_03 = 0x34d00fe0; } @@ -610,7 +644,15 @@ static int mt7986_wmac_adie_patch_7975(struct mt7915_dev *dev, u8 adie) return ret; /* turn on SX0 LTBUF */ - ret = mt76_wmac_spi_write(dev, adie, 0x074, 0x00000002); + if (is_mt7981(&dev->mt76)) { + ret = mt76_wmac_spi_write(dev, adie, 0x074, 0x00000007); + } else if (is_mt7986(&dev->mt76)) { + ret = mt76_wmac_spi_write(dev, adie, 0x074, 0x00000002); + } else { + WARN_ON(1); + return -EINVAL; + } + if (ret) return ret; @@ -657,7 +699,10 @@ static int mt7986_wmac_adie_patch_7975(struct mt7915_dev *dev, u8 adie) return ret; /* set CKB driving and filter */ - return mt76_wmac_spi_write(dev, adie, 0x2c8, 0x00000072); + if (is_mt7986(&dev->mt76)) + return mt76_wmac_spi_write(dev, adie, 0x2c8, 0x00000072); + + return ret; } static int mt7986_wmac_adie_cfg(struct mt7915_dev *dev, u8 adie, u32 adie_type) @@ -685,7 +730,7 @@ static int mt7986_wmac_adie_cfg(struct mt7915_dev *dev, u8 adie, u32 adie_type) ret = mt7986_wmac_adie_patch_7975(dev, adie); } else if (is_7976(dev, adie, adie_type)) { - if (mt7986_wmac_check_adie_type(dev) == ADIE_DBDC) { + if (mt798x_wmac_check_adie_type(dev) == ADIE_DBDC) { ret = mt76_wmac_spi_write(dev, adie, MT_ADIE_WRI_CK_SEL, 0x1c); if (ret) @@ -700,7 +745,7 @@ static int mt7986_wmac_adie_cfg(struct mt7915_dev *dev, u8 adie, u32 adie_type) if (ret) goto out; - ret = mt7986_wmac_adie_patch_7976(dev, adie); + ret = mt798x_wmac_adie_patch_7976(dev, adie); } out: mt76_wmac_spi_unlock(dev); @@ -713,6 +758,7 @@ mt7986_wmac_afe_cal(struct mt7915_dev *dev, u8 adie, bool dbdc, u32 adie_type) { int ret; u8 idx; + u32 txcal; mt76_wmac_spi_lock(dev); if (is_7975(dev, adie, adie_type)) @@ -743,12 +789,18 @@ mt7986_wmac_afe_cal(struct mt7915_dev *dev, u8 adie, bool dbdc, u32 adie_type) MT_AFE_RG_WBG_EN_WPLL_UP_MASK, 0x1); usleep_range(60, 100); - mt76_rmw_field(dev, MT_AFE_DIG_EN_01(idx), - MT_AFE_RG_WBG_EN_TXCAL_MASK, 0x1f); + txcal = (MT_AFE_RG_WBG_EN_TXCAL_BT | + MT_AFE_RG_WBG_EN_TXCAL_WF0 | + MT_AFE_RG_WBG_EN_TXCAL_WF1 | + MT_AFE_RG_WBG_EN_TXCAL_WF2 | + MT_AFE_RG_WBG_EN_TXCAL_WF3); + if (is_mt7981(&dev->mt76)) + txcal |= MT_AFE_RG_WBG_EN_TXCAL_WF4; + + mt76_set(dev, MT_AFE_DIG_EN_01(idx), txcal); usleep_range(800, 1000); - mt76_rmw(dev, MT_AFE_DIG_EN_01(idx), - MT_AFE_RG_WBG_EN_TXCAL_MASK, 0x0); + mt76_clear(dev, MT_AFE_DIG_EN_01(idx), txcal); mt76_rmw(dev, MT_AFE_DIG_EN_03(idx), MT_AFE_RG_WBG_EN_PLL_UP_MASK, 0x0); @@ -805,7 +857,7 @@ static int mt7986_wmac_bus_timeout(struct mt7915_dev *dev) mt76_rmw_field(dev, MT_INFRA_BUS_ON_TIMEOUT, MT_INFRA_BUS_TIMEOUT_EN_MASK, 0xf); - return mt7986_wmac_coninfra_check(dev); + return mt798x_wmac_coninfra_check(dev); } static void mt7986_wmac_clock_enable(struct mt7915_dev *dev, u32 adie_type) @@ -875,13 +927,16 @@ static int mt7986_wmac_top_wfsys_wakeup(struct mt7915_dev *dev, bool enable) if (!enable) return 0; - return mt7986_wmac_coninfra_check(dev); + return mt798x_wmac_coninfra_check(dev); } static int mt7986_wmac_wm_enable(struct mt7915_dev *dev, bool enable) { u32 cur; + if (is_mt7986(&dev->mt76)) + mt76_wr(dev, MT_CONNINFRA_SKU_DEC_ADDR, 0); + mt76_rmw_field(dev, MT7986_TOP_WM_RESET, MT7986_TOP_WM_RESET_MASK, enable); if (!enable) @@ -1003,7 +1058,7 @@ mt7986_wmac_adie_setup(struct mt7915_dev *dev, u8 adie, u32 adie_type) if (ret) return ret; - if (!adie && (mt7986_wmac_check_adie_type(dev) == ADIE_DBDC)) + if (!adie && (mt798x_wmac_check_adie_type(dev) == ADIE_DBDC)) ret = mt7986_wmac_afe_cal(dev, adie, true, adie_type); return ret; @@ -1058,15 +1113,15 @@ int mt7986_wmac_enable(struct mt7915_dev *dev) if (ret) return ret; - ret = mt7986_wmac_coninfra_check(dev); + ret = mt798x_wmac_coninfra_check(dev); if (ret) return ret; - ret = mt7986_wmac_coninfra_setup(dev); + ret = mt798x_wmac_coninfra_setup(dev); if (ret) return ret; - ret = mt7986_wmac_sku_setup(dev, &adie_type); + ret = mt798x_wmac_sku_setup(dev, &adie_type); if (ret) return ret; @@ -1074,9 +1129,12 @@ int mt7986_wmac_enable(struct mt7915_dev *dev) if (ret) return ret; - ret = mt7986_wmac_adie_setup(dev, 1, adie_type); - if (ret) - return ret; + /* mt7981 doesn't support a second a-die */ + if (is_mt7986(&dev->mt76)) { + ret = mt7986_wmac_adie_setup(dev, 1, adie_type); + if (ret) + return ret; + } ret = mt7986_wmac_subsys_powerup(dev, adie_type); if (ret) @@ -1129,7 +1187,7 @@ void mt7986_wmac_disable(struct mt7915_dev *dev) mt7986_wmac_consys_reset(dev, false); } -static int mt7986_wmac_init(struct mt7915_dev *dev) +static int mt798x_wmac_init(struct mt7915_dev *dev) { struct device *pdev = dev->mt76.dev; struct platform_device *pfdev = to_platform_device(pdev); @@ -1156,13 +1214,10 @@ static int mt7986_wmac_init(struct mt7915_dev *dev) return PTR_ERR(dev->sku); dev->rstc = devm_reset_control_get(pdev, "consys"); - if (IS_ERR(dev->rstc)) - return PTR_ERR(dev->rstc); - - return 0; + return PTR_ERR_OR_ZERO(dev->rstc); } -static int mt7986_wmac_probe(struct platform_device *pdev) +static int mt798x_wmac_probe(struct platform_device *pdev) { void __iomem *mem_base; struct mt7915_dev *dev; @@ -1200,7 +1255,7 @@ static int mt7986_wmac_probe(struct platform_device *pdev) if (ret) goto free_device; - ret = mt7986_wmac_init(dev); + ret = mt798x_wmac_init(dev); if (ret) goto free_irq; @@ -1222,27 +1277,28 @@ free_device: return ret; } -static int mt7986_wmac_remove(struct platform_device *pdev) +static void mt798x_wmac_remove(struct platform_device *pdev) { struct mt7915_dev *dev = platform_get_drvdata(pdev); mt7915_unregister_device(dev); - - return 0; } -static const struct of_device_id mt7986_wmac_of_match[] = { +static const struct of_device_id mt798x_wmac_of_match[] = { + { .compatible = "mediatek,mt7981-wmac", .data = (u32 *)0x7981 }, { .compatible = "mediatek,mt7986-wmac", .data = (u32 *)0x7986 }, {}, }; -struct platform_driver mt7986_wmac_driver = { +MODULE_DEVICE_TABLE(of, mt798x_wmac_of_match); + +struct platform_driver mt798x_wmac_driver = { .driver = { - .name = "mt7986-wmac", - .of_match_table = mt7986_wmac_of_match, + .name = "mt798x-wmac", + .of_match_table = mt798x_wmac_of_match, }, - .probe = mt7986_wmac_probe, - .remove = mt7986_wmac_remove, + .probe = mt798x_wmac_probe, + .remove = mt798x_wmac_remove, }; MODULE_FIRMWARE(MT7986_FIRMWARE_WA); @@ -1250,3 +1306,7 @@ MODULE_FIRMWARE(MT7986_FIRMWARE_WM); MODULE_FIRMWARE(MT7986_FIRMWARE_WM_MT7975); MODULE_FIRMWARE(MT7986_ROM_PATCH); MODULE_FIRMWARE(MT7986_ROM_PATCH_MT7975); + +MODULE_FIRMWARE(MT7981_FIRMWARE_WA); +MODULE_FIRMWARE(MT7981_FIRMWARE_WM); +MODULE_FIRMWARE(MT7981_ROM_PATCH); |