From patchwork Mon Apr 20 03:21:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273107 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=mediatek.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=mediatek.com header.i=@mediatek.com header.a=rsa-sha256 header.s=dk header.b=hOjeSpma; dkim-atps=neutral Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 495BtY5Gmfz9sSd for ; 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Mon, 20 Apr 2020 11:22:12 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:13 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 01/14] dm: core: Add function to get child count of ofnode or device Date: Mon, 20 Apr 2020 11:21:10 +0800 Message-ID: <1587352883-8641-2-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 This patch add function used to get the child count of a ofnode or a device Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao Reviewed-by: Simon Glass --- v6: add Reviewed-by Weijie & Simon v4~v5: no changes v3: 1. add non/inline function dev_get_child_count() instead of macro suggested by Simon v2: 1. move ofnode_get_child_count() into ofnode.c suggested by Simon 2. add a new macro dev_get_child_count() --- drivers/core/ofnode.c | 11 +++++++++++ drivers/core/read.c | 5 +++++ include/dm/ofnode.h | 8 ++++++++ include/dm/read.h | 13 +++++++++++++ 4 files changed, 37 insertions(+) diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index 20871a6815..e3c42dae5c 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -474,6 +474,17 @@ ofnode ofnode_get_chosen_node(const char *name) return ofnode_path(prop); } +int ofnode_get_child_count(ofnode parent) +{ + ofnode child; + int num = 0; + + ofnode_for_each_subnode(child, parent) + num++; + + return num; +} + static int decode_timing_property(ofnode node, const char *name, struct timing_entry *result) { diff --git a/drivers/core/read.c b/drivers/core/read.c index 47b8e03446..3d421f7a69 100644 --- a/drivers/core/read.c +++ b/drivers/core/read.c @@ -352,3 +352,8 @@ fdt_addr_t dev_read_addr_pci(const struct udevice *dev) return addr; } + +int dev_get_child_count(const struct udevice *dev) +{ + return ofnode_get_child_count(dev_ofnode(dev)); +} diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 618fc10390..a0d3df7786 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -879,6 +879,14 @@ ofnode ofnode_by_prop_value(ofnode from, const char *propname, ofnode_valid(node); \ node = ofnode_next_subnode(node)) +/** + * ofnode_get_child_count() - get the child count of a ofnode + * + * @node: valid node to get its child count + * @return the number of subnodes + */ +int ofnode_get_child_count(ofnode parent); + /** * ofnode_translate_address() - Translate a device-tree address * diff --git a/include/dm/read.h b/include/dm/read.h index 03c15b8550..b952551d55 100644 --- a/include/dm/read.h +++ b/include/dm/read.h @@ -669,6 +669,14 @@ u64 dev_translate_dma_address(const struct udevice *dev, */ int dev_read_alias_highest_id(const char *stem); +/** + * dev_get_child_count() - get the child count of a device + * + * @dev: device to use for interation (struct udevice *) + * @return the count of child subnode + */ +int dev_get_child_count(const struct udevice *dev); + #else /* CONFIG_DM_DEV_READ_INLINE is enabled */ static inline int dev_read_u32(const struct udevice *dev, @@ -978,6 +986,11 @@ static inline int dev_read_alias_highest_id(const char *stem) return fdtdec_get_alias_highest_id(gd->fdt_blob, stem); } +static inline int dev_get_child_count(const struct udevice *dev) +{ + return ofnode_get_child_count(dev_ofnode(dev)); +} + #endif /* CONFIG_DM_DEV_READ_INLINE */ /** From patchwork Mon Apr 20 03:21:11 2020 Content-Type: text/plain; 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Mon, 20 Apr 2020 11:22:14 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:14 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 02/14] test: dm: add test item for ofnode_get_child_count() Date: Mon, 20 Apr 2020 11:21:11 +0800 Message-ID: <1587352883-8641-3-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 Add a test item for ofnode_get_child_count() Signed-off-by: Chunfeng Yun Reviewed-by: Simon Glass Reviewed-by: Weijie Gao Reviewed-by: Simon Glass --- v6: add Reviewed-by Weijie v4~v5: no changes v3: 1. squash dts patch into this one suggested by Simon 2. add reviewed-by Simon v2: a new patch to test ofnode_get_child_count() suggested by Simon --- arch/sandbox/dts/test.dts | 18 ++++++++++++++++++ test/dm/ofnode.c | 21 +++++++++++++++++++++ 2 files changed, 39 insertions(+) diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts index df9f1835c9..6be0a5887c 100644 --- a/arch/sandbox/dts/test.dts +++ b/arch/sandbox/dts/test.dts @@ -218,6 +218,24 @@ compatible = "denx,u-boot-fdt-test1"; }; + i-test { + compatible = "mediatek,u-boot-fdt-test"; + #address-cells = <1>; + #size-cells = <0>; + + subnode0 { + reg = <0>; + }; + + subnode1 { + reg = <1>; + }; + + subnode2 { + reg = <2>; + }; + }; + devres-test { compatible = "denx,u-boot-devres-test"; }; diff --git a/test/dm/ofnode.c b/test/dm/ofnode.c index 1c49eaf38b..07d5c7d7a6 100644 --- a/test/dm/ofnode.c +++ b/test/dm/ofnode.c @@ -113,3 +113,24 @@ static int dm_test_ofnode_read_chosen(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_ofnode_read_chosen, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +static int dm_test_ofnode_get_child_count(struct unit_test_state *uts) +{ + ofnode node, child_node; + u32 val; + + node = ofnode_path("/i-test"); + ut_assert(ofnode_valid(node)); + + val = ofnode_get_child_count(node); + ut_asserteq(3, val); + + child_node = ofnode_first_subnode(node); + ut_assert(ofnode_valid(child_node)); + val = ofnode_get_child_count(child_node); + ut_asserteq(0, val); + + return 0; +} +DM_TEST(dm_test_ofnode_get_child_count, + DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); 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Mon, 20 Apr 2020 11:22:16 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:16 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 03/14] phy: Add get/enable/disable for a bulk of phys Date: Mon, 20 Apr 2020 11:21:12 +0800 Message-ID: <1587352883-8641-4-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 This patch adds a "bulk" API to the phy API in order to get/enable/disable a group of phys associated with a device. The bulk API will avoid adding a copy of the same code to manage a group of phys in drivers. Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v5: no changes v4: new patch --- drivers/phy/phy-uclass.c | 80 ++++++++++++++++++++++++++++++++++++++++ include/generic-phy.h | 66 +++++++++++++++++++++++++++++++++ 2 files changed, 146 insertions(+) diff --git a/drivers/phy/phy-uclass.c b/drivers/phy/phy-uclass.c index e201a90c8c..62580520ad 100644 --- a/drivers/phy/phy-uclass.c +++ b/drivers/phy/phy-uclass.c @@ -6,6 +6,7 @@ #include #include +#include #include static inline struct phy_ops *phy_dev_ops(struct udevice *dev) @@ -161,6 +162,85 @@ int generic_phy_power_off(struct phy *phy) return ops->power_off ? ops->power_off(phy) : 0; } +int generic_phy_get_bulk(struct udevice *dev, struct phy_bulk *bulk) +{ + int i, ret, count; + + bulk->count = 0; + + /* Return if no phy declared */ + if (!dev_read_prop(dev, "phys", NULL)) + return 0; + + count = dev_count_phandle_with_args(dev, "phys", "#phy-cells"); + if (count < 1) + return count; + + bulk->phys = devm_kcalloc(dev, count, sizeof(struct phy), GFP_KERNEL); + if (!bulk->phys) + return -ENOMEM; + + for (i = 0; i < count; i++) { + ret = generic_phy_get_by_index(dev, i, &bulk->phys[i]); + if (ret) { + pr_err("Failed to get PHY%d for %s\n", i, dev->name); + return ret; + } + bulk->count++; + } + + return 0; +} + +int generic_phy_enable_bulk(struct phy_bulk *bulk) +{ + struct phy *phys = bulk->phys; + int count = bulk->count; + int i, ret; + + for (i = 0; i < count; i++) { + ret = generic_phy_init(&phys[i]); + if (ret) { + pr_err("Can't init PHY%d\n", i); + goto phys_init_err; + } + } + + for (i = 0; i < count; i++) { + ret = generic_phy_power_on(&phys[i]); + if (ret) { + pr_err("Can't power PHY%d\n", i); + goto phys_poweron_err; + } + } + + return 0; + +phys_poweron_err: + for (; i > 0; i--) + generic_phy_power_off(&phys[i - 1]); + + i = count; +phys_init_err: + for (; i > 0; i--) + generic_phy_exit(&phys[i - 1]); + + return ret; +} + +int generic_phy_disable_bulk(struct phy_bulk *bulk) +{ + struct phy *phys = bulk->phys; + int i, ret = 0; + + for (i = 0; i < bulk->count; i++) { + ret |= generic_phy_power_off(&phys[i]); + ret |= generic_phy_exit(&phys[i]); + } + + return ret; +} + UCLASS_DRIVER(phy) = { .id = UCLASS_PHY, .name = "phy", diff --git a/include/generic-phy.h b/include/generic-phy.h index 95caf58341..55395a50eb 100644 --- a/include/generic-phy.h +++ b/include/generic-phy.h @@ -122,6 +122,23 @@ struct phy_ops { int (*power_off)(struct phy *phy); }; +/** + * struct phy_bulk - A handle to (allowing control of) a bulk of phys. + * + * Consumers provide storage for the phy bulk. The content of the structure is + * managed solely by the phy API. A phy bulk struct is initialized + * by "get"ing the phy bulk struct. + * The phy bulk struct is passed to all other bulk phy APIs to apply + * the API to all the phy in the bulk struct. + * + * @phys: An array of phy handles. + * @count: The number of phy handles in the phys array. + */ +struct phy_bulk { + struct phy *phys; + unsigned int count; +}; + #ifdef CONFIG_PHY /** @@ -221,6 +238,39 @@ int generic_phy_get_by_index(struct udevice *user, int index, int generic_phy_get_by_name(struct udevice *user, const char *phy_name, struct phy *phy); +/** + * generic_phy_get_bulk - Get all phys of a device. + * + * This looks up and gets all phys of the consumer device; each device is + * assumed to have n phys associated with it somehow, and this function finds + * and gets all of them in a separate structure. + * + * @dev: The consumer device. + * @bulk A pointer to a phy bulk struct to initialize. + * @return 0 if OK, or a negative error code. + */ +int generic_phy_get_bulk(struct udevice *dev, struct phy_bulk *bulk); + +/** + * generic_phy_enable_bulk() - Enable (init and power on) all phys in a phy + * bulk struct. + * + * @bulk: A phy bulk struct that was previously successfully requested + * by generic_phy_get_bulk(). + * @return 0 if OK, or negative error code. + */ +int generic_phy_enable_bulk(struct phy_bulk *bulk); + +/** + * generic_phy_disable_bulk() - Enable (power off and exit) all phys in a phy + * bulk struct. + * + * @bulk: A phy bulk struct that was previously successfully requested + * by generic_phy_get_bulk(). + * @return 0 if OK, or negative error code. + */ +int generic_phy_disable_bulk(struct phy_bulk *bulk); + #else /* CONFIG_PHY */ static inline int generic_phy_init(struct phy *phy) @@ -260,6 +310,22 @@ static inline int generic_phy_get_by_name(struct udevice *user, const char *phy_ return 0; } +static inline int +generic_phy_get_bulk(struct udevice *dev, struct phy_bulk *bulk) +{ + return 0; +} + +static inline int generic_phy_enable_bulk(struct phy_bulk *bulk) +{ + return 0; +} + +static inline int generic_phy_disable_bulk(struct phy_bulk *bulk) +{ + return 0; +} + #endif /* CONFIG_PHY */ /** From patchwork Mon Apr 20 03:21:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273100 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=mediatek.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=mediatek.com header.i=@mediatek.com header.a=rsa-sha256 header.s=dk header.b=SRzkX9gb; 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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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 04/14] test: dm: phy: add a test item for the phy_bulk API Date: Mon, 20 Apr 2020 11:21:13 +0800 Message-ID: <1587352883-8641-5-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 0A780999B175B62C2830054004668AAC3C7194EF07E158A85A7A1192AA6A9DFE2000:8 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 Add a test item for the phy_bulk API Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao Reviewed-by: Simon Glass --- v6: add Reviewed-by Weijie & Simon v5: no changes v4: new patch --- arch/sandbox/dts/test.dts | 11 +++++++++++ test/dm/phy.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 40 insertions(+) diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts index 6be0a5887c..25e0a5c44e 100644 --- a/arch/sandbox/dts/test.dts +++ b/arch/sandbox/dts/test.dts @@ -159,12 +159,23 @@ broken; }; + phy_provider2: gen_phy@2 { + compatible = "sandbox,phy"; + #phy-cells = <0>; + }; + gen_phy_user: gen_phy_user { compatible = "simple-bus"; phys = <&phy_provider0 0>, <&phy_provider0 1>, <&phy_provider1>; phy-names = "phy1", "phy2", "phy3"; }; + gen_phy_user1: gen_phy_user1 { + compatible = "simple-bus"; + phys = <&phy_provider0 0>, <&phy_provider2>; + phy-names = "phy1", "phy2"; + }; + some-bus { #address-cells = <1>; #size-cells = <0>; diff --git a/test/dm/phy.c b/test/dm/phy.c index 21d92194b9..11d648c72f 100644 --- a/test/dm/phy.c +++ b/test/dm/phy.c @@ -110,3 +110,32 @@ static int dm_test_phy_ops(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_phy_ops, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +static int dm_test_phy_bulk(struct unit_test_state *uts) +{ + struct phy_bulk phys; + struct udevice *parent; + + /* test normal operations */ + ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS, + "gen_phy_user1", &parent)); + + ut_assertok(generic_phy_get_bulk(parent, &phys)); + ut_asserteq(2, phys.count); + + ut_asserteq(0, generic_phy_enable_bulk(&phys)); + ut_asserteq(0, generic_phy_disable_bulk(&phys)); + + /* has a known problem phy */ + ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS, + "gen_phy_user", &parent)); + + ut_assertok(generic_phy_get_bulk(parent, &phys)); + ut_asserteq(3, phys.count); + + ut_asserteq(-EIO, generic_phy_enable_bulk(&phys)); + ut_asserteq(-EIO, generic_phy_disable_bulk(&phys)); + + return 0; +} +DM_TEST(dm_test_phy_bulk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); From patchwork Mon Apr 20 03:21:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273106 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=mediatek.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=mediatek.com header.i=@mediatek.com header.a=rsa-sha256 header.s=dk header.b=aJM+N1eG; dkim-atps=neutral Received: from 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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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 05/14] usb: dwc3: use the phy bulk API to get phys Date: Mon, 20 Apr 2020 11:21:14 +0800 Message-ID: <1587352883-8641-6-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 Get a group of phys by the phy bulk API Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v5: no changes v4: new patch --- drivers/usb/dwc3/core.c | 83 ++++----------------------------- drivers/usb/dwc3/dwc3-generic.c | 7 ++- include/dwc3-uboot.h | 11 ++--- 3 files changed, 17 insertions(+), 84 deletions(-) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 4ec3f6df6a..908cca12b9 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -838,87 +838,22 @@ MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("DesignWare USB3 DRD Controller Driver"); #if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB) -int dwc3_setup_phy(struct udevice *dev, struct phy **array, int *num_phys) +int dwc3_setup_phy(struct udevice *dev, struct phy_bulk *phys) { - int i, ret, count; - struct phy *usb_phys; - - /* Return if no phy declared */ - if (!dev_read_prop(dev, "phys", NULL)) - return 0; - count = dev_count_phandle_with_args(dev, "phys", "#phy-cells"); - if (count <= 0) - return count; - - usb_phys = devm_kcalloc(dev, count, sizeof(struct phy), - GFP_KERNEL); - if (!usb_phys) - return -ENOMEM; - - for (i = 0; i < count; i++) { - ret = generic_phy_get_by_index(dev, i, &usb_phys[i]); - if (ret && ret != -ENOENT) { - pr_err("Failed to get USB PHY%d for %s\n", - i, dev->name); - return ret; - } - } - - for (i = 0; i < count; i++) { - ret = generic_phy_init(&usb_phys[i]); - if (ret) { - pr_err("Can't init USB PHY%d for %s\n", - i, dev->name); - goto phys_init_err; - } - } + int ret; - for (i = 0; i < count; i++) { - ret = generic_phy_power_on(&usb_phys[i]); - if (ret) { - pr_err("Can't power USB PHY%d for %s\n", - i, dev->name); - goto phys_poweron_err; - } + ret = generic_phy_get_bulk(dev, phys); + if (ret) { + dev_err(dev, "Failed to get phys\n"); + return ret; } - *array = usb_phys; - *num_phys = count; - return 0; - -phys_poweron_err: - for (i = count - 1; i >= 0; i--) - generic_phy_power_off(&usb_phys[i]); - - for (i = 0; i < count; i++) - generic_phy_exit(&usb_phys[i]); - - return ret; - -phys_init_err: - for (; i >= 0; i--) - generic_phy_exit(&usb_phys[i]); - - return ret; + return generic_phy_enable_bulk(phys); } -int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys, int num_phys) +int dwc3_shutdown_phy(struct udevice *dev, struct phy_bulk *phys) { - int i, ret; - - for (i = 0; i < num_phys; i++) { - if (!generic_phy_valid(&usb_phys[i])) - continue; - - ret = generic_phy_power_off(&usb_phys[i]); - ret |= generic_phy_exit(&usb_phys[i]); - if (ret) { - pr_err("Can't shutdown USB PHY%d for %s\n", - i, dev->name); - } - } - - return 0; + return generic_phy_disable_bulk(phys); } #endif diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c index febcfc0f54..eabd53a36d 100644 --- a/drivers/usb/dwc3/dwc3-generic.c +++ b/drivers/usb/dwc3/dwc3-generic.c @@ -33,8 +33,7 @@ struct dwc3_generic_plat { struct dwc3_generic_priv { void *base; struct dwc3 dwc3; - struct phy *phys; - int num_phys; + struct phy_bulk phys; }; struct dwc3_generic_host_priv { @@ -56,7 +55,7 @@ static int dwc3_generic_probe(struct udevice *dev, dwc3_of_parse(dwc3); #endif - rc = dwc3_setup_phy(dev, &priv->phys, &priv->num_phys); + rc = dwc3_setup_phy(dev, &priv->phys); if (rc) return rc; @@ -79,7 +78,7 @@ static int dwc3_generic_remove(struct udevice *dev, struct dwc3 *dwc3 = &priv->dwc3; dwc3_remove(dwc3); - dwc3_shutdown_phy(dev, priv->phys, priv->num_phys); + dwc3_shutdown_phy(dev, &priv->phys); unmap_physmem(dwc3->regs, MAP_NOCACHE); return 0; diff --git a/include/dwc3-uboot.h b/include/dwc3-uboot.h index 3c9e204cf0..ce835fd1b2 100644 --- a/include/dwc3-uboot.h +++ b/include/dwc3-uboot.h @@ -9,6 +9,7 @@ #ifndef __DWC3_UBOOT_H_ #define __DWC3_UBOOT_H_ +#include #include #include @@ -43,17 +44,15 @@ void dwc3_uboot_handle_interrupt(int index); struct phy; #if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB) -int dwc3_setup_phy(struct udevice *dev, struct phy **array, int *num_phys); -int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys, int num_phys); +int dwc3_setup_phy(struct udevice *dev, struct phy_bulk *phys); +int dwc3_shutdown_phy(struct udevice *dev, struct phy_bulk *phys); #else -static inline int dwc3_setup_phy(struct udevice *dev, struct phy **array, - int *num_phys) +static inline int dwc3_setup_phy(struct udevice *dev, struct phy_bulk *phys) { return -ENOTSUPP; } -static inline int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys, - int num_phys) +static inline int dwc3_shutdown_phy(struct udevice *dev, struct phy_bulk *phys) { return -ENOTSUPP; } From patchwork Mon Apr 20 03:21:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273102 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org 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Mon, 20 Apr 2020 11:22:20 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:21 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 06/14] usb: dwc2_udc_otg: use the phy bulk API to get phys Date: Mon, 20 Apr 2020 11:21:15 +0800 Message-ID: <1587352883-8641-7-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 Use the phy bulk API to get a group of phys Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v5: no changes v4: new patch --- drivers/usb/gadget/dwc2_udc_otg.c | 90 +++++-------------------------- 1 file changed, 12 insertions(+), 78 deletions(-) diff --git a/drivers/usb/gadget/dwc2_udc_otg.c b/drivers/usb/gadget/dwc2_udc_otg.c index b9c814cf73..b7162a3443 100644 --- a/drivers/usb/gadget/dwc2_udc_otg.c +++ b/drivers/usb/gadget/dwc2_udc_otg.c @@ -943,8 +943,7 @@ int usb_gadget_handle_interrupts(int index) struct dwc2_priv_data { struct clk_bulk clks; struct reset_ctl_bulk resets; - struct phy *phys; - int num_phys; + struct phy_bulk phys; struct udevice *usb33d_supply; }; @@ -953,87 +952,22 @@ int dm_usb_gadget_handle_interrupts(struct udevice *dev) return dwc2_udc_handle_interrupt(); } -int dwc2_phy_setup(struct udevice *dev, struct phy **array, int *num_phys) +static int dwc2_phy_setup(struct udevice *dev, struct phy_bulk *phys) { - int i, ret, count; - struct phy *usb_phys; - - /* Return if no phy declared */ - if (!dev_read_prop(dev, "phys", NULL)) - return 0; - - count = dev_count_phandle_with_args(dev, "phys", "#phy-cells"); - if (count <= 0) - return count; - - usb_phys = devm_kcalloc(dev, count, sizeof(struct phy), - GFP_KERNEL); - if (!usb_phys) - return -ENOMEM; - - for (i = 0; i < count; i++) { - ret = generic_phy_get_by_index(dev, i, &usb_phys[i]); - if (ret && ret != -ENOENT) { - dev_err(dev, "Failed to get USB PHY%d for %s\n", - i, dev->name); - return ret; - } - } - - for (i = 0; i < count; i++) { - ret = generic_phy_init(&usb_phys[i]); - if (ret) { - dev_err(dev, "Can't init USB PHY%d for %s\n", - i, dev->name); - goto phys_init_err; - } - } + int ret; - for (i = 0; i < count; i++) { - ret = generic_phy_power_on(&usb_phys[i]); - if (ret) { - dev_err(dev, "Can't power USB PHY%d for %s\n", - i, dev->name); - goto phys_poweron_err; - } + ret = generic_phy_get_bulk(dev, phys); + if (ret) { + dev_err(dev, "Failed to get phys\n"); + return ret; } - *array = usb_phys; - *num_phys = count; - - return 0; - -phys_poweron_err: - for (i = count - 1; i >= 0; i--) - generic_phy_power_off(&usb_phys[i]); - - for (i = 0; i < count; i++) - generic_phy_exit(&usb_phys[i]); - - return ret; - -phys_init_err: - for (; i >= 0; i--) - generic_phy_exit(&usb_phys[i]); - - return ret; + return generic_phy_enable_bulk(phys); } -void dwc2_phy_shutdown(struct udevice *dev, struct phy *usb_phys, int num_phys) +static void dwc2_phy_shutdown(struct udevice *dev, struct phy_bulk *phys) { - int i, ret; - - for (i = 0; i < num_phys; i++) { - if (!generic_phy_valid(&usb_phys[i])) - continue; - - ret = generic_phy_power_off(&usb_phys[i]); - ret |= generic_phy_exit(&usb_phys[i]); - if (ret) { - dev_err(dev, "Can't shutdown USB PHY%d for %s\n", - i, dev->name); - } - } + generic_phy_disable_bulk(phys); } static int dwc2_udc_otg_ofdata_to_platdata(struct udevice *dev) @@ -1158,7 +1092,7 @@ static int dwc2_udc_otg_probe(struct udevice *dev) if (ret) return ret; - ret = dwc2_phy_setup(dev, &priv->phys, &priv->num_phys); + ret = dwc2_phy_setup(dev, &priv->phys); if (ret) return ret; @@ -1208,7 +1142,7 @@ static int dwc2_udc_otg_remove(struct udevice *dev) clk_release_bulk(&priv->clks); - dwc2_phy_shutdown(dev, priv->phys, priv->num_phys); + dwc2_phy_shutdown(dev, &priv->phys); return dm_scan_fdt_dev(dev); } From patchwork Mon Apr 20 03:21:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= 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mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 20 Apr 2020 11:22:22 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:22 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 07/14] phy: phy-mtk-tphy: add support USB phys Date: Mon, 20 Apr 2020 11:21:16 +0800 Message-ID: <1587352883-8641-8-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 Support USB2 and USB3 PHY with shared banks when support multi-phys Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v3~v5: no changes v2: get the count of phys by dev_get_child_count() --- drivers/phy/phy-mtk-tphy.c | 227 +++++++++++++++++++++++++++++++++++-- 1 file changed, 218 insertions(+), 9 deletions(-) diff --git a/drivers/phy/phy-mtk-tphy.c b/drivers/phy/phy-mtk-tphy.c index bd089b7a43..71bc706c6e 100644 --- a/drivers/phy/phy-mtk-tphy.c +++ b/drivers/phy/phy-mtk-tphy.c @@ -20,11 +20,66 @@ /* version V1 sub-banks offset base address */ /* banks shared by multiple phys */ #define SSUSB_SIFSLV_V1_SPLLC 0x000 /* shared by u3 phys */ +#define SSUSB_SIFSLV_V1_U2FREQ 0x100 /* shared by u2 phys */ #define SSUSB_SIFSLV_V1_CHIP 0x300 /* shared by u3 phys */ +/* u2 phy bank */ +#define SSUSB_SIFSLV_V1_U2PHY_COM 0x000 /* u3/pcie/sata phy banks */ #define SSUSB_SIFSLV_V1_U3PHYD 0x000 #define SSUSB_SIFSLV_V1_U3PHYA 0x200 +#define U3P_USBPHYACR0 0x000 +#define PA0_RG_U2PLL_FORCE_ON BIT(15) +#define PA0_RG_USB20_INTR_EN BIT(5) + +#define U3P_USBPHYACR5 0x014 +#define PA5_RG_U2_HSTX_SRCAL_EN BIT(15) +#define PA5_RG_U2_HSTX_SRCTRL GENMASK(14, 12) +#define PA5_RG_U2_HSTX_SRCTRL_VAL(x) ((0x7 & (x)) << 12) +#define PA5_RG_U2_HS_100U_U3_EN BIT(11) + +#define U3P_USBPHYACR6 0x018 +#define PA6_RG_U2_BC11_SW_EN BIT(23) +#define PA6_RG_U2_OTG_VBUSCMP_EN BIT(20) +#define PA6_RG_U2_SQTH GENMASK(3, 0) +#define PA6_RG_U2_SQTH_VAL(x) (0xf & (x)) + +#define U3P_U2PHYACR4 0x020 +#define P2C_RG_USB20_GPIO_CTL BIT(9) +#define P2C_USB20_GPIO_MODE BIT(8) +#define P2C_U2_GPIO_CTR_MSK \ + (P2C_RG_USB20_GPIO_CTL | P2C_USB20_GPIO_MODE) + +#define U3P_U2PHYDTM0 0x068 +#define P2C_FORCE_UART_EN BIT(26) +#define P2C_FORCE_DATAIN BIT(23) +#define P2C_FORCE_DM_PULLDOWN BIT(21) +#define P2C_FORCE_DP_PULLDOWN BIT(20) +#define P2C_FORCE_XCVRSEL BIT(19) +#define P2C_FORCE_SUSPENDM BIT(18) +#define P2C_FORCE_TERMSEL BIT(17) +#define P2C_RG_DATAIN GENMASK(13, 10) +#define P2C_RG_DATAIN_VAL(x) ((0xf & (x)) << 10) +#define P2C_RG_DMPULLDOWN BIT(7) +#define P2C_RG_DPPULLDOWN BIT(6) +#define P2C_RG_XCVRSEL GENMASK(5, 4) +#define P2C_RG_XCVRSEL_VAL(x) ((0x3 & (x)) << 4) +#define P2C_RG_SUSPENDM BIT(3) +#define P2C_RG_TERMSEL BIT(2) +#define P2C_DTM0_PART_MASK \ + (P2C_FORCE_DATAIN | P2C_FORCE_DM_PULLDOWN | \ + P2C_FORCE_DP_PULLDOWN | P2C_FORCE_XCVRSEL | \ + P2C_FORCE_TERMSEL | P2C_RG_DMPULLDOWN | \ + P2C_RG_DPPULLDOWN | P2C_RG_TERMSEL) + +#define U3P_U2PHYDTM1 0x06C +#define P2C_RG_UART_EN BIT(16) +#define P2C_FORCE_IDDIG BIT(9) +#define P2C_RG_VBUSVALID BIT(5) +#define P2C_RG_SESSEND BIT(4) +#define P2C_RG_AVALID BIT(2) +#define P2C_RG_IDDIG BIT(1) + #define U3P_U3_CHIP_GPIO_CTLD 0x0c #define P3C_REG_IP_SW_RST BIT(31) #define P3C_MCU_BUS_CK_GATE_EN BIT(30) @@ -42,6 +97,14 @@ #define P3A_RG_CLKDRV_AMP GENMASK(31, 29) #define P3A_RG_CLKDRV_AMP_VAL(x) ((0x7 & (x)) << 29) +#define U3P_U3_PHYA_REG6 0x018 +#define P3A_RG_TX_EIDLE_CM GENMASK(31, 28) +#define P3A_RG_TX_EIDLE_CM_VAL(x) ((0xf & (x)) << 28) + +#define U3P_U3_PHYA_REG9 0x024 +#define P3A_RG_RX_DAC_MUX GENMASK(5, 1) +#define P3A_RG_RX_DAC_MUX_VAL(x) ((0x1f & (x)) << 1) + #define U3P_U3_PHYA_DA_REG0 0x100 #define P3A_RG_XTAL_EXT_PE2H GENMASK(17, 16) #define P3A_RG_XTAL_EXT_PE2H_VAL(x) ((0x3 & (x)) << 16) @@ -77,6 +140,16 @@ #define P3A_RG_PLL_DELTA_PE2H GENMASK(15, 0) #define P3A_RG_PLL_DELTA_PE2H_VAL(x) (0xffff & (x)) +#define U3P_U3_PHYD_LFPS1 0x00c +#define P3D_RG_FWAKE_TH GENMASK(21, 16) +#define P3D_RG_FWAKE_TH_VAL(x) ((0x3f & (x)) << 16) + +#define U3P_U3_PHYD_CDR1 0x05c +#define P3D_RG_CDR_BIR_LTD1 GENMASK(28, 24) +#define P3D_RG_CDR_BIR_LTD1_VAL(x) ((0x1f & (x)) << 24) +#define P3D_RG_CDR_BIR_LTD0 GENMASK(12, 8) +#define P3D_RG_CDR_BIR_LTD0_VAL(x) ((0x1f & (x)) << 8) + #define U3P_U3_PHYD_RXDET1 0x128 #define P3D_RG_RXDET_STB2_SET GENMASK(17, 9) #define P3D_RG_RXDET_STB2_SET_VAL(x) ((0x1ff & (x)) << 9) @@ -85,6 +158,16 @@ #define P3D_RG_RXDET_STB2_SET_P3 GENMASK(8, 0) #define P3D_RG_RXDET_STB2_SET_P3_VAL(x) (0x1ff & (x)) +#define U3P_SPLLC_XTALCTL3 0x018 +#define XC3_RG_U3_XTAL_RX_PWD BIT(9) +#define XC3_RG_U3_FRC_XTAL_RX_PWD BIT(8) + +struct u2phy_banks { + void __iomem *misc; + void __iomem *fmreg; + void __iomem *com; +}; + struct u3phy_banks { void __iomem *spllc; void __iomem *chip; @@ -95,21 +178,127 @@ struct u3phy_banks { struct mtk_phy_instance { void __iomem *port_base; const struct device_node *np; - - struct u3phy_banks u3_banks; + union { + struct u2phy_banks u2_banks; + struct u3phy_banks u3_banks; + }; /* reference clock of anolog phy */ struct clk ref_clk; u32 index; - u8 type; + u32 type; }; struct mtk_tphy { + struct udevice *dev; void __iomem *sif_base; struct mtk_phy_instance **phys; int nphys; }; +static void u2_phy_instance_init(struct mtk_tphy *tphy, + struct mtk_phy_instance *instance) +{ + struct u2phy_banks *u2_banks = &instance->u2_banks; + + /* switch to USB function, and enable usb pll */ + clrsetbits_le32(u2_banks->com + U3P_U2PHYDTM0, + P2C_FORCE_UART_EN | P2C_FORCE_SUSPENDM, + P2C_RG_XCVRSEL_VAL(1) | P2C_RG_DATAIN_VAL(0)); + + clrbits_le32(u2_banks->com + U3P_U2PHYDTM1, P2C_RG_UART_EN); + setbits_le32(u2_banks->com + U3P_USBPHYACR0, PA0_RG_USB20_INTR_EN); + + /* disable switch 100uA current to SSUSB */ + clrbits_le32(u2_banks->com + U3P_USBPHYACR5, PA5_RG_U2_HS_100U_U3_EN); + + clrbits_le32(u2_banks->com + U3P_U2PHYACR4, P2C_U2_GPIO_CTR_MSK); + + /* DP/DM BC1.1 path Disable */ + clrsetbits_le32(u2_banks->com + U3P_USBPHYACR6, + PA6_RG_U2_BC11_SW_EN | PA6_RG_U2_SQTH, + PA6_RG_U2_SQTH_VAL(2)); + + /* set HS slew rate */ + clrsetbits_le32(u2_banks->com + U3P_USBPHYACR5, + PA5_RG_U2_HSTX_SRCTRL, PA5_RG_U2_HSTX_SRCTRL_VAL(4)); + + dev_dbg(tphy->dev, "%s(%d)\n", __func__, instance->index); +} + +static void u2_phy_instance_power_on(struct mtk_tphy *tphy, + struct mtk_phy_instance *instance) +{ + struct u2phy_banks *u2_banks = &instance->u2_banks; + + clrbits_le32(u2_banks->com + U3P_U2PHYDTM0, + P2C_RG_XCVRSEL | P2C_RG_DATAIN | P2C_DTM0_PART_MASK); + + /* OTG Enable */ + setbits_le32(u2_banks->com + U3P_USBPHYACR6, + PA6_RG_U2_OTG_VBUSCMP_EN); + + clrsetbits_le32(u2_banks->com + U3P_U2PHYDTM1, + P2C_RG_SESSEND, P2C_RG_VBUSVALID | P2C_RG_AVALID); + + dev_dbg(tphy->dev, "%s(%d)\n", __func__, instance->index); +} + +static void u2_phy_instance_power_off(struct mtk_tphy *tphy, + struct mtk_phy_instance *instance) +{ + struct u2phy_banks *u2_banks = &instance->u2_banks; + + clrbits_le32(u2_banks->com + U3P_U2PHYDTM0, + P2C_RG_XCVRSEL | P2C_RG_DATAIN); + + /* OTG Disable */ + clrbits_le32(u2_banks->com + U3P_USBPHYACR6, + PA6_RG_U2_OTG_VBUSCMP_EN); + + clrsetbits_le32(u2_banks->com + U3P_U2PHYDTM1, + P2C_RG_VBUSVALID | P2C_RG_AVALID, P2C_RG_SESSEND); + + dev_dbg(tphy->dev, "%s(%d)\n", __func__, instance->index); +} + +static void u3_phy_instance_init(struct mtk_tphy *tphy, + struct mtk_phy_instance *instance) +{ + struct u3phy_banks *u3_banks = &instance->u3_banks; + + /* gating PCIe Analog XTAL clock */ + setbits_le32(u3_banks->spllc + U3P_SPLLC_XTALCTL3, + XC3_RG_U3_XTAL_RX_PWD | XC3_RG_U3_FRC_XTAL_RX_PWD); + + /* gating XSQ */ + clrsetbits_le32(u3_banks->phya + U3P_U3_PHYA_DA_REG0, + P3A_RG_XTAL_EXT_EN_U3, P3A_RG_XTAL_EXT_EN_U3_VAL(2)); + + clrsetbits_le32(u3_banks->phya + U3P_U3_PHYA_REG9, + P3A_RG_RX_DAC_MUX, P3A_RG_RX_DAC_MUX_VAL(4)); + + clrsetbits_le32(u3_banks->phya + U3P_U3_PHYA_REG6, + P3A_RG_TX_EIDLE_CM, P3A_RG_TX_EIDLE_CM_VAL(0xe)); + + clrsetbits_le32(u3_banks->phyd + U3P_U3_PHYD_CDR1, + P3D_RG_CDR_BIR_LTD0 | P3D_RG_CDR_BIR_LTD1, + P3D_RG_CDR_BIR_LTD0_VAL(0xc) | + P3D_RG_CDR_BIR_LTD1_VAL(0x3)); + + clrsetbits_le32(u3_banks->phyd + U3P_U3_PHYD_LFPS1, + P3D_RG_FWAKE_TH, P3D_RG_FWAKE_TH_VAL(0x34)); + + clrsetbits_le32(u3_banks->phyd + U3P_U3_PHYD_RXDET1, + P3D_RG_RXDET_STB2_SET, P3D_RG_RXDET_STB2_SET_VAL(0x10)); + + clrsetbits_le32(u3_banks->phyd + U3P_U3_PHYD_RXDET2, + P3D_RG_RXDET_STB2_SET_P3, + P3D_RG_RXDET_STB2_SET_P3_VAL(0x10)); + + dev_dbg(tphy->dev, "%s(%d)\n", __func__, instance->index); +} + static void pcie_phy_instance_init(struct mtk_tphy *tphy, struct mtk_phy_instance *instance) { @@ -187,9 +376,16 @@ static void pcie_phy_instance_power_off(struct mtk_tphy *tphy, static void phy_v1_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 = NULL; + u2_banks->fmreg = tphy->sif_base + SSUSB_SIFSLV_V1_U2FREQ; + u2_banks->com = instance->port_base + SSUSB_SIFSLV_V1_U2PHY_COM; + break; + case PHY_TYPE_USB3: case PHY_TYPE_PCIE: u3_banks->spllc = tphy->sif_base + SSUSB_SIFSLV_V1_SPLLC; u3_banks->chip = tphy->sif_base + SSUSB_SIFSLV_V1_CHIP; @@ -197,6 +393,7 @@ static void phy_v1_banks_init(struct mtk_tphy *tphy, u3_banks->phya = instance->port_base + SSUSB_SIFSLV_V1_U3PHYA; break; default: + dev_err(tphy->dev, "incompatible PHY type\n"); return; } } @@ -212,10 +409,17 @@ static int mtk_phy_init(struct phy *phy) return ret; switch (instance->type) { + case PHY_TYPE_USB2: + u2_phy_instance_init(tphy, instance); + break; + case PHY_TYPE_USB3: + u3_phy_instance_init(tphy, instance); + break; case PHY_TYPE_PCIE: pcie_phy_instance_init(tphy, instance); break; default: + dev_err(tphy->dev, "incompatible PHY type\n"); return -EINVAL; } @@ -227,7 +431,10 @@ static int mtk_phy_power_on(struct phy *phy) struct mtk_tphy *tphy = dev_get_priv(phy->dev); struct mtk_phy_instance *instance = tphy->phys[phy->id]; - pcie_phy_instance_power_on(tphy, instance); + if (instance->type == PHY_TYPE_USB2) + u2_phy_instance_power_on(tphy, instance); + else if (instance->type == PHY_TYPE_PCIE) + pcie_phy_instance_power_on(tphy, instance); return 0; } @@ -237,7 +444,10 @@ static int mtk_phy_power_off(struct phy *phy) struct mtk_tphy *tphy = dev_get_priv(phy->dev); struct mtk_phy_instance *instance = tphy->phys[phy->id]; - pcie_phy_instance_power_off(tphy, instance); + if (instance->type == PHY_TYPE_USB2) + u2_phy_instance_power_off(tphy, instance); + else if (instance->type == PHY_TYPE_PCIE) + pcie_phy_instance_power_off(tphy, instance); return 0; } @@ -285,8 +495,7 @@ static int mtk_phy_xlate(struct phy *phy, instance->type = args->args[1]; if (!(instance->type == PHY_TYPE_USB2 || instance->type == PHY_TYPE_USB3 || - instance->type == PHY_TYPE_PCIE || - instance->type == PHY_TYPE_SATA)) { + instance->type == PHY_TYPE_PCIE)) { dev_err(phy->dev, "unsupported device type\n"); return -EINVAL; } @@ -310,14 +519,14 @@ static int mtk_tphy_probe(struct udevice *dev) ofnode subnode; int index = 0; - dev_for_each_subnode(subnode, dev) - tphy->nphys++; + tphy->nphys = dev_get_child_count(dev); tphy->phys = devm_kcalloc(dev, tphy->nphys, sizeof(*tphy->phys), GFP_KERNEL); if (!tphy->phys) return -ENOMEM; + tphy->dev = dev; tphy->sif_base = dev_read_addr_ptr(dev); if (!tphy->sif_base) return -ENOENT; From patchwork Mon Apr 20 03:21:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273099 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; 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with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:24 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 08/14] phy: phy-mtk-tphy: add support new version Date: Mon, 20 Apr 2020 11:21:17 +0800 Message-ID: <1587352883-8641-9-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: C75599428B4BA3D364C06C87B70799B0995B1BAD562243326452630F2D2186982000:8 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 --- v6: add Reviewed-by Weijie v2~v5: 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, }, { } }; From patchwork Mon Apr 20 03:21:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273110 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=mediatek.com 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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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 09/14] phy: phy-mtk-tphy: add a new reference clock Date: Mon, 20 Apr 2020 11:21:18 +0800 Message-ID: <1587352883-8641-10-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 Usually the digital and analog phys use the same reference clock, but some platforms have two separate reference clocks for each of them, so add another optional clock to support them. In order to keep the clock names consistent with PHY IP's, change the da_ref for analog phy and ref clock for digital phy. Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v2~v5: no changes --- drivers/phy/phy-mtk-tphy.c | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) diff --git a/drivers/phy/phy-mtk-tphy.c b/drivers/phy/phy-mtk-tphy.c index 20167fe7cb..81525a48b7 100644 --- a/drivers/phy/phy-mtk-tphy.c +++ b/drivers/phy/phy-mtk-tphy.c @@ -199,8 +199,8 @@ struct mtk_phy_instance { struct u3phy_banks u3_banks; }; - /* reference clock of anolog phy */ - struct clk ref_clk; + struct clk ref_clk; /* reference clock of (digital) phy */ + struct clk da_ref_clk; /* reference clock of analog phy */ u32 index; u32 type; }; @@ -450,8 +450,17 @@ static int mtk_phy_init(struct phy *phy) int ret; ret = clk_enable(&instance->ref_clk); - if (ret) + if (ret < 0) { + dev_err(tphy->dev, "failed to enable ref_clk\n"); return ret; + } + + ret = clk_enable(&instance->da_ref_clk); + if (ret < 0) { + dev_err(tphy->dev, "failed to enable da_ref_clk %d\n", ret); + clk_disable(&instance->ref_clk); + return ret; + } switch (instance->type) { case PHY_TYPE_USB2: @@ -502,6 +511,7 @@ static int mtk_phy_exit(struct phy *phy) struct mtk_tphy *tphy = dev_get_priv(phy->dev); struct mtk_phy_instance *instance = tphy->phys[phy->id]; + clk_disable(&instance->da_ref_clk); clk_disable(&instance->ref_clk); return 0; @@ -611,6 +621,11 @@ static int mtk_tphy_probe(struct udevice *dev) &instance->ref_clk); if (err) return err; + + err = clk_get_optional_nodev(subnode, "da_ref", + &instance->da_ref_clk); + if (err) + return err; } return 0; From patchwork Mon Apr 20 03:21:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273114 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; 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h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=+MWcXNihqZZQ2dPEXfnZV8mbb6em7T5jKVpQhYXntrU=; b=I56hcs9HPVkF8o/R74DZr8kOqQLCDK0W55Td0AkvQ38I2srliEpJOUcjrN97UAfcsIOjY6heTyumcX+QSnguj1ruyH0ecKKm9RCzXP+RJh8Ft4xe74LqlCSnXqOkwEzLiB62IGFw7vFzLsP7SqtY1KlBL6i1UxwCqF3U2PAEbto=; X-UUID: abb0356b5f2d497b8ce8a23de0d50b32-20200420 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 272197473; Mon, 20 Apr 2020 11:22:30 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 20 Apr 2020 11:22:27 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:27 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 10/14] xhci: mediatek: Add support for MTK xHCI host controller Date: Mon, 20 Apr 2020 11:21:19 +0800 Message-ID: <1587352883-8641-11-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 This patch is used to support the on-chip xHCI controller on MediaTek SoCs, currently control/bulk/interrupt transfers are supported. Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v5: 1. print error number suggested by Marek 2. support interrupt transfer v4: 1. use phy_bulk API v3: 1. use macro approach to access registers suggested by Marek v2: 1. use clk_bulk to get clocks suggested by Marek 2. use clrsetbits_le32() etc suggeseted by Marek --- drivers/usb/host/Kconfig | 6 + drivers/usb/host/Makefile | 1 + drivers/usb/host/xhci-mtk.c | 296 ++++++++++++++++++++++++++++++++++++ drivers/usb/host/xhci.c | 10 ++ include/usb/xhci.h | 3 + 5 files changed, 316 insertions(+) create mode 100644 drivers/usb/host/xhci-mtk.c diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 94ac969058..2f381dc958 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -30,6 +30,12 @@ config USB_XHCI_DWC3_OF_SIMPLE Support USB2/3 functionality in simple SoC integrations with USB controller based on the DesignWare USB3 IP Core. +config USB_XHCI_MTK + bool "Support for MediaTek on-chip xHCI USB controller" + depends on ARCH_MEDIATEK + help + Enables support for the on-chip xHCI controller on MediaTek SoCs. + config USB_XHCI_MVEBU bool "MVEBU USB 3.0 support" default y diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index b62f346094..e8e3b17e42 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -51,6 +51,7 @@ obj-$(CONFIG_USB_XHCI_DWC3_OF_SIMPLE) += dwc3-of-simple.o obj-$(CONFIG_USB_XHCI_ROCKCHIP) += xhci-rockchip.o obj-$(CONFIG_USB_XHCI_EXYNOS) += xhci-exynos5.o obj-$(CONFIG_USB_XHCI_FSL) += xhci-fsl.o +obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk.o obj-$(CONFIG_USB_XHCI_MVEBU) += xhci-mvebu.o obj-$(CONFIG_USB_XHCI_OMAP) += xhci-omap.o obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c new file mode 100644 index 0000000000..93293ca180 --- /dev/null +++ b/drivers/usb/host/xhci-mtk.c @@ -0,0 +1,296 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2019 MediaTek, Inc. + * Authors: Chunfeng Yun + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* IPPC (IP Port Control) registers */ +#define IPPC_IP_PW_CTRL0 0x00 +#define CTRL0_IP_SW_RST BIT(0) + +#define IPPC_IP_PW_CTRL1 0x04 +#define CTRL1_IP_HOST_PDN BIT(0) + +#define IPPC_IP_PW_STS1 0x10 +#define STS1_IP_SLEEP_STS BIT(30) +#define STS1_U3_MAC_RST BIT(16) +#define STS1_XHCI_RST BIT(11) +#define STS1_SYS125_RST BIT(10) +#define STS1_REF_RST BIT(8) +#define STS1_SYSPLL_STABLE BIT(0) + +#define IPPC_IP_XHCI_CAP 0x24 +#define CAP_U3_PORT_NUM(p) ((p) & 0xff) +#define CAP_U2_PORT_NUM(p) (((p) >> 8) & 0xff) + +#define IPPC_U3_CTRL_0P 0x30 +#define CTRL_U3_PORT_HOST_SEL BIT(2) +#define CTRL_U3_PORT_PDN BIT(1) +#define CTRL_U3_PORT_DIS BIT(0) + +#define IPPC_U2_CTRL_0P 0x50 +#define CTRL_U2_PORT_HOST_SEL BIT(2) +#define CTRL_U2_PORT_PDN BIT(1) +#define CTRL_U2_PORT_DIS BIT(0) + +#define IPPC_U3_CTRL(p) (IPPC_U3_CTRL_0P + ((p) * 0x08)) +#define IPPC_U2_CTRL(p) (IPPC_U2_CTRL_0P + ((p) * 0x08)) + +struct mtk_xhci { + struct xhci_ctrl ctrl; /* Needs to come first in this struct! */ + struct xhci_hccr *hcd; + void __iomem *ippc; + struct udevice *dev; + struct udevice *vusb33_supply; + struct udevice *vbus_supply; + struct clk_bulk clks; + struct phy_bulk phys; + int num_u2ports; + int num_u3ports; +}; + +static int xhci_mtk_host_enable(struct mtk_xhci *mtk) +{ + u32 value; + u32 check_val; + int ret; + int i; + + /* power on host ip */ + clrbits_le32(mtk->ippc + IPPC_IP_PW_CTRL1, CTRL1_IP_HOST_PDN); + + /* power on and enable all u3 ports */ + for (i = 0; i < mtk->num_u3ports; i++) { + clrsetbits_le32(mtk->ippc + IPPC_U3_CTRL(i), + CTRL_U3_PORT_PDN | CTRL_U3_PORT_DIS, + CTRL_U3_PORT_HOST_SEL); + } + + /* power on and enable all u2 ports */ + for (i = 0; i < mtk->num_u2ports; i++) { + clrsetbits_le32(mtk->ippc + IPPC_U2_CTRL(i), + CTRL_U2_PORT_PDN | CTRL_U2_PORT_DIS, + CTRL_U2_PORT_HOST_SEL); + } + + /* + * wait for clocks to be stable, and clock domains reset to + * be inactive after power on and enable ports + */ + check_val = STS1_SYSPLL_STABLE | STS1_REF_RST | + STS1_SYS125_RST | STS1_XHCI_RST; + + if (mtk->num_u3ports) + check_val |= STS1_U3_MAC_RST; + + ret = readl_poll_timeout(mtk->ippc + IPPC_IP_PW_STS1, value, + (check_val == (value & check_val)), 20000); + if (ret) + dev_err(mtk->dev, "clocks are not stable 0x%x!\n", value); + + return ret; +} + +static int xhci_mtk_host_disable(struct mtk_xhci *mtk) +{ + int i; + + /* power down all u3 ports */ + for (i = 0; i < mtk->num_u3ports; i++) + setbits_le32(mtk->ippc + IPPC_U3_CTRL(i), CTRL_U3_PORT_PDN); + + /* power down all u2 ports */ + for (i = 0; i < mtk->num_u2ports; i++) + setbits_le32(mtk->ippc + IPPC_U2_CTRL(i), CTRL_U2_PORT_PDN); + + /* power down host ip */ + setbits_le32(mtk->ippc + IPPC_IP_PW_CTRL1, CTRL1_IP_HOST_PDN); + + return 0; +} + +static int xhci_mtk_ssusb_init(struct mtk_xhci *mtk) +{ + u32 value; + + /* reset whole ip */ + setbits_le32(mtk->ippc + IPPC_IP_PW_CTRL0, CTRL0_IP_SW_RST); + udelay(1); + clrbits_le32(mtk->ippc + IPPC_IP_PW_CTRL0, CTRL0_IP_SW_RST); + + value = readl(mtk->ippc + IPPC_IP_XHCI_CAP); + mtk->num_u3ports = CAP_U3_PORT_NUM(value); + mtk->num_u2ports = CAP_U2_PORT_NUM(value); + dev_info(mtk->dev, "u2p:%d, u3p:%d\n", + mtk->num_u2ports, mtk->num_u3ports); + + return xhci_mtk_host_enable(mtk); +} + +static int xhci_mtk_ofdata_get(struct mtk_xhci *mtk) +{ + struct udevice *dev = mtk->dev; + int ret = 0; + + mtk->hcd = devfdt_remap_addr_name(dev, "mac"); + if (!mtk->hcd) { + dev_err(dev, "failed to get xHCI base address\n"); + return -ENXIO; + } + + mtk->ippc = devfdt_remap_addr_name(dev, "ippc"); + if (!mtk->ippc) { + dev_err(dev, "failed to get IPPC base address\n"); + return -ENXIO; + } + + dev_info(dev, "hcd: 0x%p, ippc: 0x%p\n", mtk->hcd, mtk->ippc); + + ret = clk_get_bulk(dev, &mtk->clks); + if (ret) { + dev_err(dev, "failed to get clocks %d!\n", ret); + return ret; + } + + ret = device_get_supply_regulator(dev, "vusb33-supply", + &mtk->vusb33_supply); + if (ret) + debug("can't get vusb33 regulator %d!\n", ret); + + ret = device_get_supply_regulator(dev, "vbus-supply", + &mtk->vbus_supply); + if (ret) + debug("can't get vbus regulator %d!\n", ret); + + return 0; +} + +static int xhci_mtk_ldos_enable(struct mtk_xhci *mtk) +{ + int ret; + + ret = regulator_set_enable(mtk->vusb33_supply, true); + if (ret < 0 && ret != -ENOSYS) { + dev_err(mtk->dev, "failed to enable vusb33 %d!\n", ret); + return ret; + } + + ret = regulator_set_enable(mtk->vbus_supply, true); + if (ret < 0 && ret != -ENOSYS) { + dev_err(mtk->dev, "failed to enable vbus %d!\n", ret); + regulator_set_enable(mtk->vusb33_supply, false); + return ret; + } + + return 0; +} + +static void xhci_mtk_ldos_disable(struct mtk_xhci *mtk) +{ + regulator_set_enable(mtk->vbus_supply, false); + regulator_set_enable(mtk->vusb33_supply, false); +} + +int xhci_mtk_phy_setup(struct mtk_xhci *mtk) +{ + struct udevice *dev = mtk->dev; + struct phy_bulk *phys = &mtk->phys; + int ret; + + ret = generic_phy_get_bulk(dev, phys); + if (ret) { + dev_err(dev, "failed to get phys %d!\n", ret); + return ret; + } + + return generic_phy_enable_bulk(phys); +} + +void xhci_mtk_phy_shutdown(struct mtk_xhci *mtk) +{ + generic_phy_disable_bulk(&mtk->phys); +} + +static int xhci_mtk_probe(struct udevice *dev) +{ + struct mtk_xhci *mtk = dev_get_priv(dev); + struct xhci_hcor *hcor; + int ret; + + mtk->dev = dev; + ret = xhci_mtk_ofdata_get(mtk); + if (ret) + return ret; + + ret = xhci_mtk_ldos_enable(mtk); + if (ret) + goto ldos_err; + + ret = clk_enable_bulk(&mtk->clks); + if (ret) + goto clks_err; + + ret = xhci_mtk_phy_setup(mtk); + if (ret) + goto phys_err; + + ret = xhci_mtk_ssusb_init(mtk); + if (ret) + goto ssusb_init_err; + + hcor = (struct xhci_hcor *)((uintptr_t)mtk->hcd + + HC_LENGTH(xhci_readl(&mtk->hcd->cr_capbase))); + + return xhci_register(dev, mtk->hcd, hcor); + +ssusb_init_err: + xhci_mtk_phy_shutdown(mtk); +phys_err: + clk_disable_bulk(&mtk->clks); +clks_err: + xhci_mtk_ldos_disable(mtk); +ldos_err: + return ret; +} + +static int xhci_mtk_remove(struct udevice *dev) +{ + struct mtk_xhci *mtk = dev_get_priv(dev); + + xhci_deregister(dev); + xhci_mtk_host_disable(mtk); + xhci_mtk_ldos_disable(mtk); + clk_disable_bulk(&mtk->clks); + + return 0; +} + +static const struct udevice_id xhci_mtk_ids[] = { + { .compatible = "mediatek,mtk-xhci" }, + { } +}; + +U_BOOT_DRIVER(usb_xhci) = { + .name = "xhci-mtk", + .id = UCLASS_USB, + .of_match = xhci_mtk_ids, + .probe = xhci_mtk_probe, + .remove = xhci_mtk_remove, + .ops = &xhci_usb_ops, + .bind = dm_scan_fdt_dev, + .priv_auto_alloc_size = sizeof(struct mtk_xhci), + .flags = DM_FLAG_ALLOC_PRIV_DMA, +}; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 40dee2e6d9..c370eb6394 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -610,6 +610,16 @@ static int xhci_set_configuration(struct usb_device *udev) ep_ctx[ep_index]->tx_info = cpu_to_le32(EP_MAX_ESIT_PAYLOAD_LO(max_esit_payload) | EP_AVG_TRB_LENGTH(avg_trb_len)); + + /* + * The MediaTek xHCI defines some extra SW parameters which + * are put into reserved DWs in Slot and Endpoint Contexts + * for synchronous endpoints. + */ + if (IS_ENABLED(CONFIG_USB_XHCI_MTK)) { + ep_ctx[ep_index]->reserved[0] = + cpu_to_le32(EP_BPKTS(1) | EP_BBM(1)); + } } return xhci_configure_endpoints(udev, false); diff --git a/include/usb/xhci.h b/include/usb/xhci.h index 6017504488..20e4a21066 100644 --- a/include/usb/xhci.h +++ b/include/usb/xhci.h @@ -670,6 +670,9 @@ struct xhci_ep_ctx { /* deq bitmasks */ #define EP_CTX_CYCLE_MASK (1 << 0) +/* reserved[0] bitmasks, MediaTek xHCI used */ +#define EP_BPKTS(p) (((p) & 0x7f) << 0) +#define EP_BBM(p) (((p) & 0x1) << 11) /** * struct xhci_input_control_context From patchwork Mon Apr 20 03:21:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273108 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; 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bh=KSDXOUwASnZmU1qta5KM4N1yi3QK2pss+1159hGs3aY=; b=P4bX0HATepkfH4ak15NrPp8zntkcCrObtuBhI10rAN1wHmhNwgyRNqMMlx2UrJrdHZ1rI8jABfEoCA4q6m0kwYaijOiI9YclrXSUfdtH0VIp934Dykq7mgyXN4XR3mooqtcs4yDefv4qC4k9O+liW+YppPYPvwQucun0d/ug7uc=; X-UUID: c2974d33de2f4559a7efdf47a3b0d103-20200420 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 456106439; Mon, 20 Apr 2020 11:22:32 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 20 Apr 2020 11:22:28 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:29 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 11/14] arm: dts: mt7629: add usb related nodes Date: Mon, 20 Apr 2020 11:21:20 +0800 Message-ID: <1587352883-8641-12-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 3AB989370B52D77D7B8549264F2C5D1B0C693025A518936DB83696FFE060CCC72000:8 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 Add usb, phy and clock nodes Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v3~v5: no changes v2: 1. remove fixed clock clk20m --- arch/arm/dts/mt7629-rfb.dts | 8 ++++++++ arch/arm/dts/mt7629.dtsi | 41 +++++++++++++++++++++++++++++++++++++ 2 files changed, 49 insertions(+) diff --git a/arch/arm/dts/mt7629-rfb.dts b/arch/arm/dts/mt7629-rfb.dts index 687fe1c029..bf84f76344 100644 --- a/arch/arm/dts/mt7629-rfb.dts +++ b/arch/arm/dts/mt7629-rfb.dts @@ -82,6 +82,14 @@ status = "okay"; }; +&xhci { + status = "okay"; +}; + +&u3phy { + status = "okay"; +}; + &watchdog { pinctrl-names = "default"; pinctrl-0 = <&watchdog_pins>; diff --git a/arch/arm/dts/mt7629.dtsi b/arch/arm/dts/mt7629.dtsi index a33a74a556..d1c99c5d6a 100644 --- a/arch/arm/dts/mt7629.dtsi +++ b/arch/arm/dts/mt7629.dtsi @@ -11,6 +11,7 @@ #include #include #include +#include #include "skeleton.dtsi" / { @@ -222,6 +223,46 @@ #size-cells = <0>; }; + ssusbsys: ssusbsys@1a000000 { + compatible = "mediatek,mt7629-ssusbsys", "syscon"; + reg = <0x1a000000 0x1000>; + #clock-cells = <1>; + }; + + xhci: usb@1a0c0000 { + compatible = "mediatek,mt7629-xhci", "mediatek,mtk-xhci"; + reg = <0x1a0c0000 0x1000>, <0x1a0c3e00 0x0100>; + reg-names = "mac", "ippc"; + power-domains = <&scpsys MT7629_POWER_DOMAIN_HIF1>; + clocks = <&ssusbsys CLK_SSUSB_SYS_EN>, + <&ssusbsys CLK_SSUSB_REF_EN>, + <&ssusbsys CLK_SSUSB_MCU_EN>, + <&ssusbsys CLK_SSUSB_DMA_EN>; + clock-names = "sys_ck", "ref_ck", "mcu_ck", "dma_ck"; + phys = <&u2port0 PHY_TYPE_USB2>, <&u3port0 PHY_TYPE_USB3>; + status = "disabled"; + }; + + u3phy: usb-phy@1a0c4000 { + compatible = "mediatek,mt7629-tphy", "mediatek,generic-tphy-v2"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x1a0c4000 0x1000>; + status = "disabled"; + + u2port0: usb-phy@0 { + reg = <0x0 0x0700>; + #phy-cells = <1>; + clocks = <&ssusbsys CLK_SSUSB_U2_PHY_EN>; + clock-names = "ref"; + }; + + u3port0: usb-phy@700 { + reg = <0x0700 0x0700>; + #phy-cells = <1>; + }; + }; + ethsys: syscon@1b000000 { compatible = "mediatek,mt7629-ethsys", "syscon"; reg = <0x1b000000 0x1000>; From patchwork Mon Apr 20 03:21:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273109 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; 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h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=a0VQd0EtJ/K+j0UxLNZvTmNGNiZKOJiR5m+EPGTjhgI=; b=PJ/Q5mdy9PBHNJ2kIbxCw55pJXSI47Kc9yZd1lV/8+S3uIMnx6SeCI1ZIiQDHFH+t7orXj7U3FWmOkYFVxYtLajdpAz8ou+QQ8Nkg1wteGwNhSHIUAZd1AoWBT1T5klSjfgVs/3ztzNoelGAni7ikD2ZmY35/iT7jIFr2WSYwDE=; X-UUID: 659ea233a16f43389a7566146424a202-20200420 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 418082827; Mon, 20 Apr 2020 11:22:33 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 20 Apr 2020 11:22:30 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:30 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 12/14] dt-bindings: phy-mtk-tphy: add properties of address mapping and clocks Date: Mon, 20 Apr 2020 11:21:21 +0800 Message-ID: <1587352883-8641-13-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 1. add the address mapping related properties; 2. make "ref" clock optional, and add optional clock "da_ref"; 3. add the banks layout of TPHY V1 and V2; Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v2~v5: no changes --- doc/device-tree-bindings/phy/phy-mtk-tphy.txt | 78 ++++++++++++++++--- 1 file changed, 68 insertions(+), 10 deletions(-) diff --git a/doc/device-tree-bindings/phy/phy-mtk-tphy.txt b/doc/device-tree-bindings/phy/phy-mtk-tphy.txt index 037c5a4be5..8cd23d8c0b 100644 --- a/doc/device-tree-bindings/phy/phy-mtk-tphy.txt +++ b/doc/device-tree-bindings/phy/phy-mtk-tphy.txt @@ -7,10 +7,17 @@ controllers on MediaTek SoCs, such as, USB2.0, USB3.0, PCIe, and SATA. Required properties (controller (parent) node): - compatible : should be one of "mediatek,generic-tphy-v1" - - clocks : (deprecated, use port's clocks instead) a list of phandle + - clock-specifier pairs, one for each entry in clock-names - - clock-names : (deprecated, use port's one instead) must contain - "u3phya_ref": for reference clock of usb3.0 analog phy. + "mediatek,generic-tphy-v2" + +- #address-cells: the number of cells used to represent physical + base addresses. +- #size-cells: the number of cells used to represent the size of an address. +- ranges: the address mapping relationship to the parent, defined with + - empty value: if optional 'reg' is used. + - non-empty value: if optional 'reg' is not used. should set + the child's base address to 0, the physical address + within parent's address space, and the length of + the address map. Required nodes : a sub-node is required for each port the controller provides. Address range information including the usual @@ -27,12 +34,6 @@ Optional properties (controller (parent) node): Required properties (port (child) node): - reg : address and length of the register set for the port. -- clocks : a list of phandle + clock-specifier pairs, one for each - entry in clock-names -- clock-names : must contain - "ref": 48M reference clock for HighSpeed analog phy; and 26M - reference clock for SuperSpeed analog phy, sometimes is - 24M, 25M or 27M, depended on platform. - #phy-cells : should be 1 (See second example) cell after port phandle is phy type from: - PHY_TYPE_USB2 @@ -40,6 +41,17 @@ Required properties (port (child) node): - PHY_TYPE_PCIE - PHY_TYPE_SATA +Optional properties (port (child) node): +- clocks : a list of phandle + clock-specifier pairs, one for each + entry in clock-names +- clock-names : may contain + "ref": 48M reference clock for HighSpeed (digital) phy; and 26M + reference clock for SuperSpeed (digital) phy, sometimes is + 24M, 25M or 27M, depended on platform. + "da_ref": the reference clock of analog phy, used if the clocks + of analog and digital phys are separated, otherwise uses + "ref" clock only if needed. + Example: u3phy2: usb-phy@1a244000 { @@ -84,3 +96,49 @@ usb30: usb@11270000 { phy-names = "usb2-0", "usb3-0"; ... }; + +Layout differences of banks between TPHY V1 and V2 +------------------------------------------------------------- +IP V1: +port offset bank +shared 0x0000 SPLLC + 0x0100 FMREG +u2 port0 0x0800 U2PHY_COM +u3 port0 0x0900 U3PHYD + 0x0a00 U3PHYD_BANK2 + 0x0b00 U3PHYA + 0x0c00 U3PHYA_DA +u2 port1 0x1000 U2PHY_COM +u3 port1 0x1100 U3PHYD + 0x1200 U3PHYD_BANK2 + 0x1300 U3PHYA + 0x1400 U3PHYA_DA +u2 port2 0x1800 U2PHY_COM + ... + +IP V2: +port offset bank +u2 port0 0x0000 MISC + 0x0100 FMREG + 0x0300 U2PHY_COM +u3 port0 0x0700 SPLLC + 0x0800 CHIP + 0x0900 U3PHYD + 0x0a00 U3PHYD_BANK2 + 0x0b00 U3PHYA + 0x0c00 U3PHYA_DA +u2 port1 0x1000 MISC + 0x1100 FMREG + 0x1300 U2PHY_COM +u3 port1 0x1700 SPLLC + 0x1800 CHIP + 0x1900 U3PHYD + 0x1a00 U3PHYD_BANK2 + 0x1b00 U3PHYA + 0x1c00 U3PHYA_DA +u2 port2 0x2000 MISC + ... + + SPLLC shared by u3 ports and FMREG shared by u2 ports on +TPHY V1 are put back into each port; a new bank MISC for +u2 ports and CHIP for u3 ports are added on TPHY V2. From patchwork Mon Apr 20 03:21:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273112 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=mediatek.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=mediatek.com header.i=@mediatek.com header.a=rsa-sha256 header.s=dk header.b=YHZ3uydi; dkim-atps=neutral Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 495C0x43dcz9sSg for ; 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Mon, 20 Apr 2020 11:22:32 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Apr 2020 11:22:32 +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 , , Masahiro Yamada , Vignesh Raghavendra Subject: [PATCH v6 13/14] dt-bindings: usb: mtk-xhci: Add binding for MediaTek xHCI host controller Date: Mon, 20 Apr 2020 11:21:22 +0800 Message-ID: <1587352883-8641-14-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1587352883-8641-1-git-send-email-chunfeng.yun@mediatek.com> References: <1587352883-8641-1-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 Add dt-binding for MediaTek xHCI host controller Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v2~v5: no changes --- .../usb/mediatek,mtk-xhci.txt | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 doc/device-tree-bindings/usb/mediatek,mtk-xhci.txt diff --git a/doc/device-tree-bindings/usb/mediatek,mtk-xhci.txt b/doc/device-tree-bindings/usb/mediatek,mtk-xhci.txt new file mode 100644 index 0000000000..0447468a2d --- /dev/null +++ b/doc/device-tree-bindings/usb/mediatek,mtk-xhci.txt @@ -0,0 +1,40 @@ +MediaTek xHCI + +The device node for USB3 host controller on MediaTek SoCs. + +Required properties: + - compatible : should be "mediatek,mtk-xhci" + - reg : specifies physical base address and size of the registers + - reg-names: should be "mac" for xHCI MAC and "ippc" for IP port control + - power-domains : a phandle to USB power domain node to control USB's + MTCMOS + - vusb33-supply : regulator of USB avdd3.3v + + - clocks : a list of phandle + clock-specifier pairs, one for each + entry in clock-names + - clock-names : must contain + "sys_ck": controller clock used by normal mode, + the following ones are optional: + "ref_ck": reference clock used by low power mode etc, + "mcu_ck": mcu_bus clock for register access, + "dma_ck": dma_bus clock for data transfer by DMA, + "xhci_ck": controller clock + + - phys : list of all the USB PHYs on this HCD + - phy-names: name specifier for the USB PHY + +Optional properties: + - vbus-supply : reference to the VBUS regulator; + +Example: +xhci: usb@1a0c0000 { + compatible = "mediatek,mt7629-xhci", "mediatek,mtk-xhci"; + reg = <0x1a0c0000 0x1000>, <0x1a0c3e00 0x0100>; + reg-names = "mac", "ippc"; + power-domains = <&scpsys MT7629_POWER_DOMAIN_HIF1>; + clocks = <&ssusbsys CLK_SSUSB_SYS_EN>, <&ssusbsys CLK_SSUSB_REF_EN>, + <&ssusbsys CLK_SSUSB_MCU_EN>, <&ssusbsys CLK_SSUSB_DMA_EN>; + clock-names = "sys_ck", "ref_ck", "mcu_ck", "dma_ck"; + phys = <&u2port0 PHY_TYPE_USB2>, <&u3port0 PHY_TYPE_USB3>; + status = "disabled"; +}; From patchwork Mon Apr 20 03:21:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 1273113 X-Patchwork-Delegate: marek.vasut@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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Signed-off-by: Chunfeng Yun Reviewed-by: Weijie Gao --- v6: add Reviewed-by Weijie v5: new patch --- MAINTAINERS | 3 +++ 1 file changed, 3 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 7ac7e21ba1..cbbe7091ad 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -244,9 +244,12 @@ S: Maintained F: arch/arm/mach-mediatek/ F: arch/arm/include/asm/arch-mediatek/ F: board/mediatek/ +F: doc/device-tree-bindings/phy/phy-mtk-* +F: doc/device-tree-bindings/usb/mediatek,* F: doc/README.mediatek F: drivers/clk/mediatek/ F: drivers/mmc/mtk-sd.c +F: drivers/phy/phy-mtk-* F: drivers/pinctrl/mediatek/ F: drivers/power/domain/mtk-power-domain.c F: drivers/ram/mediatek/