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Thu, 26 Mar 2020 16:02:21 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 26 Mar 2020 16:02:20 +0800 From: Chunfeng Yun To: Simon Glass , Ryder Lee , Marek Vasut , Bin Meng CC: Weijie Gao , GSS_MTK_Uboot_upstream , Jagan Teki , Stefan Roese , Neil Armstrong , Sam Shih , Chunfeng Yun , Frank Wunderlich , Jean-Jacques Hiblot , Alex Marginean , Patrick Delaunay , Lukasz Majewski , AKASHI Takahiro , Anatolij Gustschin , Ye Li , Fabio Estevam , Marcel Ziswiler , Heiko Schocher , Mark Kettenis , Adam Ford , Subject: [PATCH v3 4/9] phy: phy-mtk-tphy: add support new version Date: Thu, 26 Mar 2020 16:01:53 +0800 Message-ID: <1585209718-28614-5-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1585209718-28614-1-git-send-email-chunfeng.yun@mediatek.com> References: <1585209718-28614-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.2 at phobos.denx.de X-Virus-Status: Clean The new version removes all shared banks between multi-phys Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v2~v3: no changes --- drivers/phy/phy-mtk-tphy.c | 68 +++++++++++++++++++++++++++++++++++--- 1 file changed, 63 insertions(+), 5 deletions(-) diff --git a/drivers/phy/phy-mtk-tphy.c b/drivers/phy/phy-mtk-tphy.c index 71bc706c6e..20167fe7cb 100644 --- a/drivers/phy/phy-mtk-tphy.c +++ b/drivers/phy/phy-mtk-tphy.c @@ -28,6 +28,17 @@ #define SSUSB_SIFSLV_V1_U3PHYD 0x000 #define SSUSB_SIFSLV_V1_U3PHYA 0x200 +/* version V2 sub-banks offset base address */ +/* u2 phy banks */ +#define SSUSB_SIFSLV_V2_MISC 0x000 +#define SSUSB_SIFSLV_V2_U2FREQ 0x100 +#define SSUSB_SIFSLV_V2_U2PHY_COM 0x300 +/* u3/pcie/sata phy banks */ +#define SSUSB_SIFSLV_V2_SPLLC 0x000 +#define SSUSB_SIFSLV_V2_CHIP 0x100 +#define SSUSB_SIFSLV_V2_U3PHYD 0x200 +#define SSUSB_SIFSLV_V2_U3PHYA 0x400 + #define U3P_USBPHYACR0 0x000 #define PA0_RG_U2PLL_FORCE_ON BIT(15) #define PA0_RG_USB20_INTR_EN BIT(5) @@ -162,6 +173,11 @@ #define XC3_RG_U3_XTAL_RX_PWD BIT(9) #define XC3_RG_U3_FRC_XTAL_RX_PWD BIT(8) +enum mtk_phy_version { + MTK_TPHY_V1 = 1, + MTK_TPHY_V2, +}; + struct u2phy_banks { void __iomem *misc; void __iomem *fmreg; @@ -192,6 +208,7 @@ struct mtk_phy_instance { struct mtk_tphy { struct udevice *dev; void __iomem *sif_base; + enum mtk_phy_version version; struct mtk_phy_instance **phys; int nphys; }; @@ -304,6 +321,9 @@ static void pcie_phy_instance_init(struct mtk_tphy *tphy, { struct u3phy_banks *u3_banks = &instance->u3_banks; + if (tphy->version != MTK_TPHY_V1) + return; + clrsetbits_le32(u3_banks->phya + U3P_U3_PHYA_DA_REG0, P3A_RG_XTAL_EXT_PE1H | P3A_RG_XTAL_EXT_PE2H, P3A_RG_XTAL_EXT_PE1H_VAL(0x2) | @@ -398,6 +418,31 @@ static void phy_v1_banks_init(struct mtk_tphy *tphy, } } +static void phy_v2_banks_init(struct mtk_tphy *tphy, + struct mtk_phy_instance *instance) +{ + struct u2phy_banks *u2_banks = &instance->u2_banks; + struct u3phy_banks *u3_banks = &instance->u3_banks; + + switch (instance->type) { + case PHY_TYPE_USB2: + u2_banks->misc = instance->port_base + SSUSB_SIFSLV_V2_MISC; + u2_banks->fmreg = instance->port_base + SSUSB_SIFSLV_V2_U2FREQ; + u2_banks->com = instance->port_base + SSUSB_SIFSLV_V2_U2PHY_COM; + break; + case PHY_TYPE_USB3: + case PHY_TYPE_PCIE: + u3_banks->spllc = instance->port_base + SSUSB_SIFSLV_V2_SPLLC; + u3_banks->chip = instance->port_base + SSUSB_SIFSLV_V2_CHIP; + u3_banks->phyd = instance->port_base + SSUSB_SIFSLV_V2_U3PHYD; + u3_banks->phya = instance->port_base + SSUSB_SIFSLV_V2_U3PHYA; + break; + default: + dev_err(tphy->dev, "incompatible PHY type\n"); + return; + } +} + static int mtk_phy_init(struct phy *phy) { struct mtk_tphy *tphy = dev_get_priv(phy->dev); @@ -500,7 +545,14 @@ static int mtk_phy_xlate(struct phy *phy, return -EINVAL; } - phy_v1_banks_init(tphy, instance); + if (tphy->version == MTK_TPHY_V1) { + phy_v1_banks_init(tphy, instance); + } else if (tphy->version == MTK_TPHY_V2) { + phy_v2_banks_init(tphy, instance); + } else { + dev_err(phy->dev, "phy version is not supported\n"); + return -EINVAL; + } return 0; } @@ -527,9 +579,14 @@ static int mtk_tphy_probe(struct udevice *dev) return -ENOMEM; tphy->dev = dev; - tphy->sif_base = dev_read_addr_ptr(dev); - if (!tphy->sif_base) - return -ENOENT; + tphy->version = dev_get_driver_data(dev); + + /* v1 has shared banks */ + if (tphy->version == MTK_TPHY_V1) { + tphy->sif_base = dev_read_addr_ptr(dev); + if (!tphy->sif_base) + return -ENOENT; + } dev_for_each_subnode(subnode, dev) { struct mtk_phy_instance *instance; @@ -560,7 +617,8 @@ static int mtk_tphy_probe(struct udevice *dev) } static const struct udevice_id mtk_tphy_id_table[] = { - { .compatible = "mediatek,generic-tphy-v1", }, + { .compatible = "mediatek,generic-tphy-v1", .data = MTK_TPHY_V1, }, + { .compatible = "mediatek,generic-tphy-v2", .data = MTK_TPHY_V2, }, { } };