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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:02 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 01/11] clk: renesas: rzg2l-cpg: Check reset monitor registers Date: Thu, 7 Dec 2023 09:06:50 +0200 Message-Id: <20231207070700.4156557-2-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:22 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784605995674186684 X-GMAIL-MSGID: 1784605995674186684 From: Claudiu Beznea The hardware manual of both RZ/G2L and RZ/G3S specifies that the reset monitor registers need to be interrogated when the reset signals are toggled (chapters "Procedures for Supplying and Stopping Reset Signals" and "Procedure for Activating Modules"). Without this, there is a chance that different modules (e.g., Ethernet) to not be ready after their reset signal is toggled, leading to failures (on probe or resume from deep sleep states). The same indications are available for RZ/V2M for TYPE-B reset controls. Fixes: ef3c613ccd68 ("clk: renesas: Add CPG core wrapper for RZ/G2L SoC") Fixes: 8090bea32484 ("clk: renesas: rzg2l: Add support for RZ/V2M reset monitor reg") Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - adapted for CPG versions with monbit (e.g., RZ/V2M) - added a fixes tag for RZ/V2M - fixed typos in commit description drivers/clk/renesas/rzg2l-cpg.c | 59 ++++++++++++++++++++++++--------- 1 file changed, 44 insertions(+), 15 deletions(-) diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c index 3189c3167ba8..1424fe78f09f 100644 --- a/drivers/clk/renesas/rzg2l-cpg.c +++ b/drivers/clk/renesas/rzg2l-cpg.c @@ -1416,12 +1416,27 @@ static int rzg2l_cpg_assert(struct reset_controller_dev *rcdev, struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); const struct rzg2l_cpg_info *info = priv->info; unsigned int reg = info->resets[id].off; - u32 value = BIT(info->resets[id].bit) << 16; + u32 mask = BIT(info->resets[id].bit); + s8 monbit = info->resets[id].monbit; + u32 value = mask << 16; dev_dbg(rcdev->dev, "assert id:%ld offset:0x%x\n", id, CLK_RST_R(reg)); writel(value, priv->base + CLK_RST_R(reg)); - return 0; + + if (info->has_clk_mon_regs) { + reg = CLK_MRST_R(reg); + } else if (monbit >= 0) { + reg = CPG_RST_MON; + mask = BIT(monbit); + } else { + /* Wait for at least one cyc le of the RCLK clock (@ ca. 32 kHz) */ + udelay(35); + return 0; + } + + return readl_poll_timeout_atomic(priv->base + reg, value, + value & mask, 10, 200); } static int rzg2l_cpg_deassert(struct reset_controller_dev *rcdev, @@ -1430,14 +1445,28 @@ static int rzg2l_cpg_deassert(struct reset_controller_dev *rcdev, struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); const struct rzg2l_cpg_info *info = priv->info; unsigned int reg = info->resets[id].off; - u32 dis = BIT(info->resets[id].bit); - u32 value = (dis << 16) | dis; + u32 mask = BIT(info->resets[id].bit); + s8 monbit = info->resets[id].monbit; + u32 value = (mask << 16) | mask; dev_dbg(rcdev->dev, "deassert id:%ld offset:0x%x\n", id, CLK_RST_R(reg)); writel(value, priv->base + CLK_RST_R(reg)); - return 0; + + if (info->has_clk_mon_regs) { + reg = CLK_MRST_R(reg); + } else if (monbit >= 0) { + reg = CPG_RST_MON; + mask = BIT(monbit); + } else { + /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */ + udelay(35); + return 0; + } + + return readl_poll_timeout_atomic(priv->base + reg, value, + !(value & mask), 10, 200); } static int rzg2l_cpg_reset(struct reset_controller_dev *rcdev, @@ -1449,9 +1478,6 @@ static int rzg2l_cpg_reset(struct reset_controller_dev *rcdev, if (ret) return ret; - /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */ - udelay(35); - return rzg2l_cpg_deassert(rcdev, id); } @@ -1460,18 +1486,21 @@ static int rzg2l_cpg_status(struct reset_controller_dev *rcdev, { struct rzg2l_cpg_priv *priv = rcdev_to_priv(rcdev); const struct rzg2l_cpg_info *info = priv->info; - unsigned int reg = info->resets[id].off; - u32 bitmask = BIT(info->resets[id].bit); s8 monbit = info->resets[id].monbit; + unsigned int reg; + u32 bitmask; if (info->has_clk_mon_regs) { - return !!(readl(priv->base + CLK_MRST_R(reg)) & bitmask); + reg = CLK_MRST_R(info->resets[id].off); + bitmask = BIT(info->resets[id].bit); } else if (monbit >= 0) { - u32 monbitmask = BIT(monbit); - - return !!(readl(priv->base + CPG_RST_MON) & monbitmask); + reg = CPG_RST_MON; + bitmask = BIT(monbit); + } else { + return -ENOTSUPP; } - return -ENOTSUPP; + + return !!(readl(priv->base + reg) & bitmask); } static const struct reset_control_ops rzg2l_cpg_reset_ops = { From patchwork Thu Dec 7 07:06:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174963 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4601255vqy; Wed, 6 Dec 2023 23:08:22 -0800 (PST) X-Google-Smtp-Source: AGHT+IEISfr3L4Ei/BkHgEEeHENv8JLl+I4TqjwZP0PKXSIIuGPlxg9axCeEtyVh4vygvvl8iUdD X-Received: by 2002:a05:6a20:daa8:b0:18f:df5f:d9f3 with SMTP id iy40-20020a056a20daa800b0018fdf5fd9f3mr2872894pzb.91.1701932902176; 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:04 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 02/11] clk: renesas: r9a08g045-cpg: Add clock and reset support for ETH0 and ETH1 Date: Thu, 7 Dec 2023 09:06:51 +0200 Message-Id: <20231207070700.4156557-3-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:19 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784605994715581725 X-GMAIL-MSGID: 1784605994715581725 From: Claudiu Beznea RZ/G3S has 2 Gigabit Ethernet interfaces available. Add clock and reset support for both of them. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - dropped MSTOP drivers/clk/renesas/r9a08g045-cpg.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/clk/renesas/r9a08g045-cpg.c b/drivers/clk/renesas/r9a08g045-cpg.c index 4394cb241d99..a6d3bea968c0 100644 --- a/drivers/clk/renesas/r9a08g045-cpg.c +++ b/drivers/clk/renesas/r9a08g045-cpg.c @@ -181,9 +181,11 @@ static const struct cpg_core_clk r9a08g045_core_clks[] __initconst = { DEF_G3S_DIV("P3", R9A08G045_CLK_P3, CLK_PLL3_DIV2_4, DIVPL3C, G3S_DIVPL3C_STS, dtable_1_32, 0, 0, 0, NULL), DEF_FIXED("P3_DIV2", CLK_P3_DIV2, R9A08G045_CLK_P3, 1, 2), + DEF_FIXED("ZT", R9A08G045_CLK_ZT, CLK_PLL3_DIV2_8, 1, 1), DEF_FIXED("S0", R9A08G045_CLK_S0, CLK_SEL_PLL4, 1, 2), DEF_FIXED("OSC", R9A08G045_OSCCLK, CLK_EXTAL, 1, 1), DEF_FIXED("OSC2", R9A08G045_OSCCLK2, CLK_EXTAL, 1, 3), + DEF_FIXED("HP", R9A08G045_CLK_HP, CLK_PLL6, 1, 2), }; static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = { @@ -202,6 +204,12 @@ static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = { DEF_MOD("sdhi2_imclk2", R9A08G045_SDHI2_IMCLK2, CLK_SD2_DIV4, 0x554, 9), DEF_MOD("sdhi2_clk_hs", R9A08G045_SDHI2_CLK_HS, R9A08G045_CLK_SD2, 0x554, 10), DEF_MOD("sdhi2_aclk", R9A08G045_SDHI2_ACLK, R9A08G045_CLK_P1, 0x554, 11), + DEF_COUPLED("eth0_axi", R9A08G045_ETH0_CLK_AXI, R9A08G045_CLK_M0, 0x57c, 0), + DEF_COUPLED("eth0_chi", R9A08G045_ETH0_CLK_CHI, R9A08G045_CLK_ZT, 0x57c, 0), + DEF_MOD("eth0_refclk", R9A08G045_ETH0_REFCLK, R9A08G045_CLK_HP, 0x57c, 8), + DEF_COUPLED("eth1_axi", R9A08G045_ETH1_CLK_AXI, R9A08G045_CLK_M0, 0x57c, 1), + DEF_COUPLED("eth1_chi", R9A08G045_ETH1_CLK_CHI, R9A08G045_CLK_ZT, 0x57c, 1), + DEF_MOD("eth1_refclk", R9A08G045_ETH1_REFCLK, R9A08G045_CLK_HP, 0x57c, 9), DEF_MOD("scif0_clk_pck", R9A08G045_SCIF0_CLK_PCK, R9A08G045_CLK_P0, 0x584, 0), DEF_MOD("gpio_hclk", R9A08G045_GPIO_HCLK, R9A08G045_OSCCLK, 0x598, 0), }; @@ -212,6 +220,8 @@ static const struct rzg2l_reset r9a08g045_resets[] = { DEF_RST(R9A08G045_SDHI0_IXRST, 0x854, 0), DEF_RST(R9A08G045_SDHI1_IXRST, 0x854, 1), DEF_RST(R9A08G045_SDHI2_IXRST, 0x854, 2), + DEF_RST(R9A08G045_ETH0_RST_HW_N, 0x87c, 0), + DEF_RST(R9A08G045_ETH1_RST_HW_N, 0x87c, 1), DEF_RST(R9A08G045_SCIF0_RST_SYSTEM_N, 0x884, 0), DEF_RST(R9A08G045_GPIO_RSTN, 0x898, 0), DEF_RST(R9A08G045_GPIO_PORT_RESETN, 0x898, 1), From patchwork Thu Dec 7 07:06:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174972 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4611405vqy; Wed, 6 Dec 2023 23:36:39 -0800 (PST) X-Google-Smtp-Source: AGHT+IG6dtXLOBdFZ1n9155/a31MjACBMItJlC8mD69LUOHNC0lCqlo/mfb7A0RlBTZyOy+En5YN X-Received: by 2002:a05:6830:b97:b0:6d8:4c77:3126 with SMTP id a23-20020a0568300b9700b006d84c773126mr2250791otv.8.1701934599133; Wed, 06 Dec 2023 23:36:39 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701934599; cv=none; d=google.com; s=arc-20160816; b=Zvjixctucjmd5V0zfFFCYwOmsYK239vuh53g154O3INSwztJQrmQS7JgQRibagyYDj XUt3csd7gFdBwzUq7FIb4mWqVQI2cdp+ACgMqgE0sh4q6ipLCHM0kdULQrVsaYEsY6Nq lHcZU3OkDLuypTLzMHDwzkm/2dcOtklg8BU6ZZpHbN7av8G2EWEh3nn4xhug0pWhkVp1 bCwjfvbaF3FRwADdDOm0QLoK3SOSyjnXvaRLOUGq6kekSnzy0WTuW0XWBurJ2iw/E1ww fDLBoP6xwueYbC9YicBEPHGuZl6UTgY7Q29zpxL11FNW7dsAD622fAzN06OBlOax/Lki WdYg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=6L2MKDDBIQov2Zbz57jsnfMzDwLUlPOmC1XrJOzWC5w=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=v6TBZhpZuZFAR68WZAZEltvz4Kxy8NbRxciBH145uqqwfPUboTAQKdcs5hXph7Fji5 lgaM3aPcgOIEHN0St4oySNoNoyJ5EZ9pBpcrfSU1kYjMLmDSTRlJBV74XrMDOIMqxvKh +T6jSD+2ojjac8zpxxQW96PnFyqbbVXiRB7wK6BFszk1SR3WgdXrJsJYnWCCC4JDu8dA WuzNTgYue3lstO8HZy/E6/MzlJsYvoQSJn+0yh9U+G3DElEVrm4TuWQwq2y51tDE2cW5 +XOuX2UnmW3SA3Ly+QLxfGVdJQfDFBi1OXXbYp4I0Wixl51Zmg0nLApS3h1OG8HLPMzK 9EXg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b=FsxYiEDT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from snail.vger.email (snail.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:07 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 03/11] pinctrl: renesas: rzg2l: Move arg and index in the main function block Date: Thu, 7 Dec 2023 09:06:52 +0200 Message-Id: <20231207070700.4156557-4-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:27 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784607774164174469 X-GMAIL-MSGID: 1784607774164174469 From: Claudiu Beznea Move arg and index in the main block of the function as they are used by more than one case block of switch-case (3 out of 4 for arg, 2 out of 4 for index). In this way some lines of code are removed. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - adapted for index variable and updated patch title and description accordingly drivers/pinctrl/renesas/pinctrl-rzg2l.c | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index f01aa51b00c4..2eb240b731d5 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -842,7 +842,7 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, struct rzg2l_pinctrl_pin_settings settings = pctrl->settings[_pin]; unsigned int *pin_data = pin->drv_data; enum pin_config_param param; - unsigned int i; + unsigned int i, arg, index; u32 cfg, off; int ret; u8 bit; @@ -864,24 +864,21 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, for (i = 0; i < num_configs; i++) { param = pinconf_to_config_param(_configs[i]); switch (param) { - case PIN_CONFIG_INPUT_ENABLE: { - unsigned int arg = - pinconf_to_config_argument(_configs[i]); + case PIN_CONFIG_INPUT_ENABLE: + arg = pinconf_to_config_argument(_configs[i]); if (!(cfg & PIN_CFG_IEN)) return -EINVAL; rzg2l_rmw_pin_config(pctrl, IEN(off), bit, IEN_MASK, !!arg); break; - } case PIN_CONFIG_POWER_SOURCE: settings.power_source = pinconf_to_config_argument(_configs[i]); break; - case PIN_CONFIG_DRIVE_STRENGTH: { - unsigned int arg = pinconf_to_config_argument(_configs[i]); - unsigned int index; + case PIN_CONFIG_DRIVE_STRENGTH: + arg = pinconf_to_config_argument(_configs[i]); if (!(cfg & PIN_CFG_IOLH_A) || hwcfg->drive_strength_ua) return -EINVAL; @@ -896,7 +893,6 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, rzg2l_rmw_pin_config(pctrl, IOLH(off), bit, IOLH_MASK, index); break; - } case PIN_CONFIG_DRIVE_STRENGTH_UA: if (!(cfg & (PIN_CFG_IOLH_A | PIN_CFG_IOLH_B | PIN_CFG_IOLH_C)) || @@ -906,9 +902,8 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, settings.drive_strength_ua = pinconf_to_config_argument(_configs[i]); break; - case PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS: { - unsigned int arg = pinconf_to_config_argument(_configs[i]); - unsigned int index; + case PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS: + arg = pinconf_to_config_argument(_configs[i]); if (!(cfg & PIN_CFG_IOLH_B) || !hwcfg->iolh_groupb_oi[0]) return -EINVAL; @@ -922,7 +917,6 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, rzg2l_rmw_pin_config(pctrl, IOLH(off), bit, IOLH_MASK, index); break; - } default: return -EOPNOTSUPP; From patchwork Thu Dec 7 07:06:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174968 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4610915vqy; Wed, 6 Dec 2023 23:35:12 -0800 (PST) X-Google-Smtp-Source: AGHT+IGeqwsbhBWRWgtwMgIhbN/pZbBhMnbWtUEEaL1mRAtWSh/q2tGhyTTNtHyGmwOTC0D+f8q4 X-Received: by 2002:a05:6830:3686:b0:6d8:4837:e8e7 with SMTP id bk6-20020a056830368600b006d84837e8e7mr2892149otb.33.1701934512438; Wed, 06 Dec 2023 23:35:12 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701934511; cv=none; d=google.com; s=arc-20160816; b=tX9deQG4CztWXexzlpEJabyu8yNtniI5YapMa+yn42WUepF5ffS450Arv9uN/8qyuF QH+b5wVwIPW0vwp5heaqLw8lv4HYtnHC0bwo1FCVrK2CyfX829wMvGQOeqb7wXvBlLQJ VdMNCACC/sOueHLu0dntuNdGUoJD5ESi34hQXn49iMNCjyTomNDaeMQ2tQk6mn9mUMAW 8J4f442j3e6nj6MsftJgfvv6pD1LObguPhrLJsg6QS4b29iIYSo3VmGBrAxiAB3Jbv0g 0/FZtk30Q/XI2NMP60a+3KsSdZHazVm5EGy4bvWrbnVOWfixiDsmwwdrlCHgHEybThxa Jqjw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=Bx/sdnsKumQx6XdP19I/alVAivyipyzs0ZyhJTZLb5E=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=IMTKAlS9XmUw92N8ulVvdFt/EB3b8dROZpk/YZUpO57PitqZXw8CYs2aqtn6wn2Bcy TEJjGmBYE0kcAAQBUC91oF53LM1gErXUmCZvY14jFJshJTsS3FZt0fyRIqfIMUvKryU6 lOvAZ7zP4caq4qeIR5cQyye8tNKIgdvIEGCMX1CVBqFHfWYLa8BaXSAcG4IWRJ6WfB09 7Uj1sFH7maQDEp16vbNqH7PdN75o5JwYSqoZ2zf0mPfiC87niqeQ46myyzpXpfsSf3nR e05R26T0uLsVwji1AV/bJU/fbeiUJ3vvoBOg2oodfHoWcs1VUMGyxG7CB+UU9H04E58D gdag== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b=atIfVdYm; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from snail.vger.email (snail.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:10 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 04/11] pinctrl: renesas: rzg2l: Add pin configuration support for pinmux groups Date: Thu, 7 Dec 2023 09:06:53 +0200 Message-Id: <20231207070700.4156557-5-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:36 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784607682875617588 X-GMAIL-MSGID: 1784607682875617588 From: Claudiu Beznea On RZ/G3S different Ethernet pins need to be configured with different settings (e.g., power-source needs to be set, RGMII TXC and TX_CTL pins need output-enable). Commit adjust driver to allow specifying pin configuration for pinmux groups. With this, DT settings like the following are taken into account by driver: eth0_pins: eth0 { tx_ctl { pinmux = ; /* ET0_TX_CTL */ power-source = <1800>; output-enable; drive-strength-microamp = <5200>; }; }; Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven Reviewed-by: Geert Uytterhoeven --- Changes in v2: - moved num_configs check under num_pinmux check as suggested - collected Rb tag drivers/pinctrl/renesas/pinctrl-rzg2l.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 2eb240b731d5..58786455ecf3 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -376,8 +376,11 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, goto done; } - if (num_pinmux) + if (num_pinmux) { + if (num_configs) + nmaps += 1; nmaps += 1; + } if (num_pins) nmaps += num_pins; @@ -462,6 +465,16 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, maps[idx].data.mux.function = name; idx++; + if (num_configs) { + ret = rzg2l_map_add_config(&maps[idx], name, + PIN_MAP_TYPE_CONFIGS_GROUP, + configs, num_configs); + if (ret < 0) + goto remove_group; + + idx++; + }; + dev_dbg(pctrl->dev, "Parsed %pOF with %d pins\n", np, num_pinmux); ret = 0; goto done; From patchwork Thu Dec 7 07:06:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174979 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4614160vqy; Wed, 6 Dec 2023 23:45:14 -0800 (PST) X-Google-Smtp-Source: AGHT+IEqQgPJrUIYTOFIdK5kZR7OApCwkMrXQQUIpkpUTXrmZS6NoiRvTFNcyQGj4cC9yofffOx9 X-Received: by 2002:a17:90b:1d86:b0:286:a9f0:344e with SMTP id pf6-20020a17090b1d8600b00286a9f0344emr1817464pjb.1.1701935114305; Wed, 06 Dec 2023 23:45:14 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701935114; cv=none; d=google.com; s=arc-20160816; b=rQ2StgZFhm63AiOvAOsSklNDOowrTZ35M60aNOEaELDbWwoF9e1wSVSBPdmF/w1jxq xaKmMGp/DmpGxKYG+/xBGUqbX/kRmLBOXZqo3RODcAoefQ8rFYQM5BOBlmGuxu2PkxwU WG+zrxDp2wWBdsT8RmUFuH390B/PKtBqniIP4owdqXa3xXANU2eqWtsD0qFgqU4ZKjik sIn7Q5Aw4k7pa8Voo+A2qahJoy2UKiC16P3mKooDPyiTsJQdWRJwROS4evMg8/tH1kXJ jw2fzVAy8Hn1rCKJK3Leb421jwzkT3Swq06XVxsKBV0OA9sUSs4wvU/GvjSWzKJwMUCX 27Gw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=j8pztiQQJvW9+Mn6ZeFPQfpFGzwj80OOzIuVXmlAIAU=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=lzB+ITux4CWX3HKKPKsVZqY+C9zEdHtsfGkq+A0BQ8+y3PXTS28KNRZLweW+6XpWJv N+bfMKNsB66V+LXCjryucs/8gCRcmiWOYxHRCN8RuhDmpVsiVFXf3tVfrFwqczAWe+m1 Sr5lyH9iQwQbUf+eUyBa/XpDeqwNBfOjiTO2tliQ8eNjaQZHDV+vbwdZ+9XDsBRtLdHR ST0zBwpbailbZb6VIAqjq5uOlXM4U7ulNJjIfu3j3t3zrVmBYgCFKiQ9dmD+tfdrAHXr v3e1VeXVeFGpq1FyhtDit3fyHgGqbsEIFV/lGqNUhTtHTNyMs31B+IUa2RnFvo28+TcI i4Lg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b=jMtbvCaH; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from pete.vger.email (pete.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:13 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 05/11] pinctrl: renesas: rzg2l: Add support to select power source for Ethernet pins Date: Thu, 7 Dec 2023 09:06:54 +0200 Message-Id: <20231207070700.4156557-6-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:40 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784608314511313865 X-GMAIL-MSGID: 1784608314511313865 From: Claudiu Beznea The GPIO controller available on RZ/G3S (but also on RZ/G2L) allows setting the power source for Ethernet pins. Based on the interface b/w the Ethernet controller and the Ethernet PHY and board design specific power source need to be selected. The GPIO controller allows 1.8V, 2.5V and 3.3V power source selection for Ethernet pins. This could be selected though ETHX_POC registers (X={0, 1}). Commit adjust the driver to support this and does proper instantiation for RZ/G3S and RZ/G2L SoC. On RZ/G2L only get operation has been tested at the moment. While at it, as the power registers on RZ/G2L support access sizes of 8 bits and RZ/G3S support access sizes of 8/16/32 bits, changed writel()/readl() on these registers with writeb()/readb(). This should allow using the same code for both SoCs w/o any issues. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - removed PVDD_MASK - use 8 bit helpers to get/set value of power register - replaced if/else with switch/case everywhere drivers/pinctrl/renesas/pinctrl-rzg2l.c | 42 +++++++++++++++++++++++-- 1 file changed, 39 insertions(+), 3 deletions(-) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 58786455ecf3..6b082161e821 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -107,8 +107,10 @@ #define IEN(off) (0x1800 + (off) * 8) #define ISEL(off) (0x2C00 + (off) * 8) #define SD_CH(off, ch) ((off) + (ch) * 4) +#define ETH_POC(off, ch) ((off) + (ch) * 4) #define QSPI (0x3008) +#define PVDD_2500 2 /* I/O domain voltage 2.5V */ #define PVDD_1800 1 /* I/O domain voltage <= 1.8V */ #define PVDD_3300 0 /* I/O domain voltage >= 3.3V */ @@ -116,7 +118,6 @@ #define PWPR_PFCWE BIT(6) /* PFC Register Write Enable */ #define PM_MASK 0x03 -#define PVDD_MASK 0x01 #define PFC_MASK 0x07 #define IEN_MASK 0x01 #define IOLH_MASK 0x03 @@ -135,10 +136,12 @@ * struct rzg2l_register_offsets - specific register offsets * @pwpr: PWPR register offset * @sd_ch: SD_CH register offset + * @eth_poc: ETH_POC register offset */ struct rzg2l_register_offsets { u16 pwpr; u16 sd_ch; + u16 eth_poc; }; /** @@ -604,6 +607,10 @@ static int rzg2l_caps_to_pwr_reg(const struct rzg2l_register_offsets *regs, u32 return SD_CH(regs->sd_ch, 0); if (caps & PIN_CFG_IO_VMC_SD1) return SD_CH(regs->sd_ch, 1); + if (caps & PIN_CFG_IO_VMC_ETH0) + return ETH_POC(regs->eth_poc, 0); + if (caps & PIN_CFG_IO_VMC_ETH1) + return ETH_POC(regs->eth_poc, 1); if (caps & PIN_CFG_IO_VMC_QSPI) return QSPI; @@ -615,6 +622,7 @@ static int rzg2l_get_power_source(struct rzg2l_pinctrl *pctrl, u32 pin, u32 caps const struct rzg2l_hwcfg *hwcfg = pctrl->data->hwcfg; const struct rzg2l_register_offsets *regs = &hwcfg->regs; int pwr_reg; + u8 val; if (caps & PIN_CFG_SOFT_PS) return pctrl->settings[pin].power_source; @@ -623,7 +631,18 @@ static int rzg2l_get_power_source(struct rzg2l_pinctrl *pctrl, u32 pin, u32 caps if (pwr_reg < 0) return pwr_reg; - return (readl(pctrl->base + pwr_reg) & PVDD_MASK) ? 1800 : 3300; + val = readb(pctrl->base + pwr_reg); + switch (val) { + case PVDD_1800: + return 1800; + case PVDD_2500: + return 2500; + case PVDD_3300: + return 3300; + default: + /* Should not happen. */ + return -EINVAL; + } } static int rzg2l_set_power_source(struct rzg2l_pinctrl *pctrl, u32 pin, u32 caps, u32 ps) @@ -631,17 +650,32 @@ static int rzg2l_set_power_source(struct rzg2l_pinctrl *pctrl, u32 pin, u32 caps const struct rzg2l_hwcfg *hwcfg = pctrl->data->hwcfg; const struct rzg2l_register_offsets *regs = &hwcfg->regs; int pwr_reg; + u8 val; if (caps & PIN_CFG_SOFT_PS) { pctrl->settings[pin].power_source = ps; return 0; } + switch (ps) { + case 1800: + val = PVDD_1800; + break; + case 2500: + val = PVDD_2500; + break; + case 3300: + val = PVDD_3300; + break; + default: + return -EINVAL; + } + pwr_reg = rzg2l_caps_to_pwr_reg(regs, caps); if (pwr_reg < 0) return pwr_reg; - writel((ps == 1800) ? PVDD_1800 : PVDD_3300, pctrl->base + pwr_reg); + writeb(val, pctrl->base + pwr_reg); pctrl->settings[pin].power_source = ps; return 0; @@ -1885,6 +1919,7 @@ static const struct rzg2l_hwcfg rzg2l_hwcfg = { .regs = { .pwpr = 0x3014, .sd_ch = 0x3000, + .eth_poc = 0x300c, }, .iolh_groupa_ua = { /* 3v3 power source */ @@ -1897,6 +1932,7 @@ static const struct rzg2l_hwcfg rzg3s_hwcfg = { .regs = { .pwpr = 0x3000, .sd_ch = 0x3004, + .eth_poc = 0x3010, }, .iolh_groupa_ua = { /* 1v8 power source */ From patchwork Thu Dec 7 07:06:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 175674 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp5313822vqy; Fri, 8 Dec 2023 00:17:21 -0800 (PST) X-Google-Smtp-Source: AGHT+IHwa8xdZDe6VkqLp6dDoG0k0NW4gLLbGt7eIFm2VwuEgVdXEuEVQjJuBkocmAB10VciJGY6 X-Received: by 2002:a05:6a20:6a0f:b0:190:37f5:f7da with SMTP id p15-20020a056a206a0f00b0019037f5f7damr502935pzk.59.1702023441192; Fri, 08 Dec 2023 00:17:21 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1702023441; cv=none; d=google.com; s=arc-20160816; b=ST/N1zNLY0murQLEo5hYvnXXWoXUz4IvKOUrmpAjaBCUTvV17t4suSsFJqepOvLEda bexLqOJeGgO7RzUqqQeIAzfYhy1PUldv2uxqAbUOs4SoOkI/w1+UIAXv96qGlSPf8Bv6 vXoYuYVtUh4j7ywB3iCKVYTIodrWocflrp35Zi4pjwuyA7AaOsKlpuRQudvPYrVLZLKW IAJZShkj5n5a7R1cBN+eqJbD3nnRNXPKBcZIqoMhrq1Ub0nOiuZWR606m9TTYNgEXn/O vLEZke1O/f8QL6/tPIxq/2ShbG8edcaHSmWllwVz+8lToZpvIJrfJBVEP1pM5JYKhIov MFeg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=gywAwq9qJG6+p4wdmC5POU/toms4P6YzG5VQvmZQgJo=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=GbSbZ93hH3703bN91IVFBr4b1CgrOO7j0L9oT1lbrk0ufO52YbqPkwlgFg+hBYohQN OF8REXa6RZKg9zUrsJ83lpzxrs4ymLlIhm+G0co6/EYSkQPGV1Sdo2yhmMq9RXcyWBQU RF9xwhl5VUcN8Xi1FyofrPWnpnbU/jJC01MuFRzgiIEE/BsE6bcw4Ohk/+TWJHS9XR0F 1uRgIwVNj4GS9k9mkxwbqfSccMZMnGwLE/9vFZJTdmGg4aUojuGjqI2yBOT4u7W6RfVk i7FUqhUhJDbbsINW0WZq+a84kcKwXoEYMxRlu3M2bvNItdQpuXq9sSUbH1ak+zEMD/Pm pCSg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b=SF9xKO9d; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from snail.vger.email (snail.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:16 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 06/11] pinctrl: renesas: rzg2l: Add output enable support Date: Thu, 7 Dec 2023 09:06:55 +0200 Message-Id: <20231207070700.4156557-7-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:39 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784700931619931100 X-GMAIL-MSGID: 1784700931619931100 From: Claudiu Beznea Some of the Ethernet pins on RZ/G3S (but also valid for RZ/G2L) need to have the direction of the IO buffer set as output for Ethernet to work properly. On RZ/G3S, these pins are P1_0/P7_0, P1_1/P7_1 which could have the following Ethernet functions: TXC/TX_CLK or TX_CTL/TX_EN. As the pins supporting output enable are SoC specific and there is a limited number of these pins (TXC/TX_CLK and/or TX_CTL/TX_EN), for proper validation the output enable capable port limits were specified on platform-based configuration data structure. The OEN support has been intantiated for RZ/G3S at the moment. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - use 8 bit helpers to get/set value of output enable register - adapted to code to work for both RZ/G2L based devices and RZ/G3S - removed IEN capability for Ethernet pins and added it in a separate patch (patch 07/12) drivers/pinctrl/renesas/pinctrl-rzg2l.c | 87 ++++++++++++++++++++++++- 1 file changed, 85 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 6b082161e821..0c05ccd03eb2 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -57,6 +57,7 @@ #define PIN_CFG_FILCLKSEL BIT(12) #define PIN_CFG_IOLH_C BIT(13) #define PIN_CFG_SOFT_PS BIT(14) +#define PIN_CFG_OEN BIT(15) #define RZG2L_MPXED_COMMON_PIN_FUNCS(group) \ (PIN_CFG_IOLH_##group | \ @@ -109,6 +110,7 @@ #define SD_CH(off, ch) ((off) + (ch) * 4) #define ETH_POC(off, ch) ((off) + (ch) * 4) #define QSPI (0x3008) +#define ETH_MODE (0x3018) #define PVDD_2500 2 /* I/O domain voltage 2.5V */ #define PVDD_1800 1 /* I/O domain voltage <= 1.8V */ @@ -170,6 +172,8 @@ enum rzg2l_iolh_index { * @iolh_groupb_oi: IOLH group B output impedance specific values * @drive_strength_ua: drive strength in uA is supported (otherwise mA is supported) * @func_base: base number for port function (see register PFC) + * @oen_max_pin: the maximum pin number supporting output enable + * @oen_max_port: the maximum port number supporting output enable */ struct rzg2l_hwcfg { const struct rzg2l_register_offsets regs; @@ -179,6 +183,8 @@ struct rzg2l_hwcfg { u16 iolh_groupb_oi[4]; bool drive_strength_ua; u8 func_base; + u8 oen_max_pin; + u8 oen_max_port; }; struct rzg2l_dedicated_configs { @@ -782,6 +788,66 @@ static bool rzg2l_ds_is_supported(struct rzg2l_pinctrl *pctrl, u32 caps, return false; } +static bool rzg2l_oen_is_supported(u32 caps, u8 pin, u8 max_pin) +{ + if (!(caps & PIN_CFG_OEN)) + return false; + + if (pin > max_pin) + return false; + + return true; +} + +static u8 rzg2l_pin_to_oen_bit(u32 offset, u8 pin, u8 max_port) +{ + if (pin) + pin *= 2; + + if (offset / RZG2L_PINS_PER_PORT == max_port) + pin += 1; + + return pin; +} + +static u32 rzg2l_read_oen(struct rzg2l_pinctrl *pctrl, u32 caps, u32 offset, u8 pin) +{ + u8 max_port = pctrl->data->hwcfg->oen_max_port; + u8 max_pin = pctrl->data->hwcfg->oen_max_pin; + u8 bit; + + if (!rzg2l_oen_is_supported(caps, pin, max_pin)) + return 0; + + bit = rzg2l_pin_to_oen_bit(offset, pin, max_port); + + return !(readb(pctrl->base + ETH_MODE) & BIT(bit)); +} + +static int rzg2l_write_oen(struct rzg2l_pinctrl *pctrl, u32 caps, u32 offset, u8 pin, u8 oen) +{ + u8 max_port = pctrl->data->hwcfg->oen_max_port; + u8 max_pin = pctrl->data->hwcfg->oen_max_pin; + unsigned long flags; + u8 val, bit; + + if (!rzg2l_oen_is_supported(caps, pin, max_pin)) + return -EINVAL; + + bit = rzg2l_pin_to_oen_bit(offset, pin, max_port); + + spin_lock_irqsave(&pctrl->lock, flags); + val = readb(pctrl->base + ETH_MODE); + if (oen) + val &= ~BIT(bit); + else + val |= BIT(bit); + writeb(val, pctrl->base + ETH_MODE); + spin_unlock_irqrestore(&pctrl->lock, flags); + + return 0; +} + static int rzg2l_pinctrl_pinconf_get(struct pinctrl_dev *pctldev, unsigned int _pin, unsigned long *config) @@ -819,6 +885,12 @@ static int rzg2l_pinctrl_pinconf_get(struct pinctrl_dev *pctldev, return -EINVAL; break; + case PIN_CONFIG_OUTPUT_ENABLE: + arg = rzg2l_read_oen(pctrl, cfg, _pin, bit); + if (!arg) + return -EINVAL; + break; + case PIN_CONFIG_POWER_SOURCE: ret = rzg2l_get_power_source(pctrl, _pin, cfg); if (ret < 0) @@ -920,6 +992,13 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, rzg2l_rmw_pin_config(pctrl, IEN(off), bit, IEN_MASK, !!arg); break; + case PIN_CONFIG_OUTPUT_ENABLE: + arg = pinconf_to_config_argument(_configs[i]); + ret = rzg2l_write_oen(pctrl, cfg, _pin, bit, !!arg); + if (ret) + return ret; + break; + case PIN_CONFIG_POWER_SOURCE: settings.power_source = pinconf_to_config_argument(_configs[i]); break; @@ -1364,7 +1443,8 @@ static const u32 r9a07g043_gpio_configs[] = { static const u32 r9a08g045_gpio_configs[] = { RZG2L_GPIO_PORT_PACK(4, 0x20, RZG3S_MPXED_PIN_FUNCS(A)), /* P0 */ RZG2L_GPIO_PORT_PACK(5, 0x30, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | - PIN_CFG_IO_VMC_ETH0)), /* P1 */ + PIN_CFG_IO_VMC_ETH0)) | + PIN_CFG_OEN, /* P1 */ RZG2L_GPIO_PORT_PACK(4, 0x31, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | PIN_CFG_IO_VMC_ETH0)), /* P2 */ RZG2L_GPIO_PORT_PACK(4, 0x32, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | @@ -1374,7 +1454,8 @@ static const u32 r9a08g045_gpio_configs[] = { RZG2L_GPIO_PORT_PACK(5, 0x21, RZG3S_MPXED_PIN_FUNCS(A)), /* P5 */ RZG2L_GPIO_PORT_PACK(5, 0x22, RZG3S_MPXED_PIN_FUNCS(A)), /* P6 */ RZG2L_GPIO_PORT_PACK(5, 0x34, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | - PIN_CFG_IO_VMC_ETH1)), /* P7 */ + PIN_CFG_IO_VMC_ETH1)) | + PIN_CFG_OEN, /* P7 */ RZG2L_GPIO_PORT_PACK(5, 0x35, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | PIN_CFG_IO_VMC_ETH1)), /* P8 */ RZG2L_GPIO_PORT_PACK(4, 0x36, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | @@ -1956,6 +2037,8 @@ static const struct rzg2l_hwcfg rzg3s_hwcfg = { }, .drive_strength_ua = true, .func_base = 1, + .oen_max_pin = 1, /* Pin 1 of P0 and P7 is the maximum OEN pin. */ + .oen_max_port = 7, /* P7_1 is the maximum OEN port. */ }; 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:19 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 07/11] pinctrl: renesas: rzg2l: Add input enable to the Ethernet pins Date: Thu, 7 Dec 2023 09:06:56 +0200 Message-Id: <20231207070700.4156557-8-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:51 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784607706895725769 X-GMAIL-MSGID: 1784607706895725769 From: Claudiu Beznea Some of the RZ/G3S Ethernet pins (P1_0, P7_0) could be configured with input enable. Enable this functionality for these pins. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - this patch is new in v2 drivers/pinctrl/renesas/pinctrl-rzg2l.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 0c05ccd03eb2..03253b3150e0 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -1444,7 +1444,7 @@ static const u32 r9a08g045_gpio_configs[] = { RZG2L_GPIO_PORT_PACK(4, 0x20, RZG3S_MPXED_PIN_FUNCS(A)), /* P0 */ RZG2L_GPIO_PORT_PACK(5, 0x30, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | PIN_CFG_IO_VMC_ETH0)) | - PIN_CFG_OEN, /* P1 */ + PIN_CFG_OEN | PIN_CFG_IEN, /* P1 */ RZG2L_GPIO_PORT_PACK(4, 0x31, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | PIN_CFG_IO_VMC_ETH0)), /* P2 */ RZG2L_GPIO_PORT_PACK(4, 0x32, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | @@ -1455,7 +1455,7 @@ static const u32 r9a08g045_gpio_configs[] = { RZG2L_GPIO_PORT_PACK(5, 0x22, RZG3S_MPXED_PIN_FUNCS(A)), /* P6 */ RZG2L_GPIO_PORT_PACK(5, 0x34, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | PIN_CFG_IO_VMC_ETH1)) | - PIN_CFG_OEN, /* P7 */ + PIN_CFG_OEN | PIN_CFG_IEN, /* P7 */ RZG2L_GPIO_PORT_PACK(5, 0x35, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | PIN_CFG_IO_VMC_ETH1)), /* P8 */ RZG2L_GPIO_PORT_PACK(4, 0x36, RZG2L_MPXED_ETH_PIN_FUNCS(PIN_CFG_IOLH_C | From patchwork Thu Dec 7 07:06:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174978 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4614137vqy; Wed, 6 Dec 2023 23:45:11 -0800 (PST) X-Google-Smtp-Source: AGHT+IEqc19tZw5Oer4JabPcKYxPAmGKG2wQa+pv/FPleuiC/6q2gpVVmk7xWfVDX632eDg4wAhB X-Received: by 2002:a17:902:dacd:b0:1d0:c4af:463c with SMTP id q13-20020a170902dacd00b001d0c4af463cmr1650693plx.72.1701935111143; Wed, 06 Dec 2023 23:45:11 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701935111; cv=none; d=google.com; s=arc-20160816; b=pZNTLzDGvON+1JmtbSQmBlAWs7TQZdQJJbwleS97FvY+rLWLcOp02B2BRpbMzZTvO8 /uJ5Ou5zcTknJvJz1UhF9DZevtELTCb4UKWUCWUkFUX8Ru6adybL9L2XSRhKDIzirPQj tD5a6fU0l70Ml+9Gus3mzlkBhEMboDf6YOA6vT7aa+Pe0+vmsIOpBMtFPJg7y3z3hBH/ +surmhTW0OSwIEZrKIkcgnU6uR8roqI/qdnzrc38XmreB7VhN9kqiLEH8+zJawEOn2fn GlrE29K7gY1SZ0XloXdFrOd8bm/IDqK/+UOBh8t4OGpPSWsYVC6jvPiAwhL7XS9m9UA9 CjjA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=tUjigMyhPNILQVeiYoNrETQoN43+wjidRPsdTz48dao=; fh=HuKQGr+uLlFYiEgq9tbfgcC4karE4DOW8tO0XXAG61g=; b=nRBru0CmOeT90oOFgEkptrBE8eEeeo/XWwaagA9kS+MRwy8EB2EOTxcOVBSv6HajI3 d331tJUHtUqX9LAafTCcPJtCujAewBs41rCmw5sdPnq2qEXAIwUkqmWbhS9utLeUpoWZ In56K1WxFq/yZ6B9El6rzyYxRNFhL6OtWQyxHzWi+LQXTbGPT8suenx238EhZVWiUEXT 9MzkPTiuRVkS75HaEJc93wfQCSF6q7yuR5oy5d+I/ODTIHyUQcmoHbml7q2q/POlTofx IrOUWYiMWxJp8De5Zc6IWfInM8Z/WVNW8jxoLlnG3mzYZunaGY4g3sIfFE9HqIsar7Vr 42TQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b=AWSw5Ym3; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.31 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from morse.vger.email (morse.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:21 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea , Conor Dooley Subject: [PATCH v2 08/11] dt-bindings: net: renesas,etheravb: Document RZ/G3S support Date: Thu, 7 Dec 2023 09:06:57 +0200 Message-Id: <20231207070700.4156557-9-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:08:57 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784608310911075399 X-GMAIL-MSGID: 1784608310911075399 From: Claudiu Beznea Document Ethernet RZ/G3S support. Ethernet IP is similar to the one available on RZ/G2L devices. Signed-off-by: Claudiu Beznea Acked-by: Conor Dooley Reviewed-by: Sergey Shtylyov Reviewed-by: Geert Uytterhoeven --- Changes in v2: - collected tags Documentation/devicetree/bindings/net/renesas,etheravb.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/net/renesas,etheravb.yaml b/Documentation/devicetree/bindings/net/renesas,etheravb.yaml index d3306b186000..890f7858d0dc 100644 --- a/Documentation/devicetree/bindings/net/renesas,etheravb.yaml +++ b/Documentation/devicetree/bindings/net/renesas,etheravb.yaml @@ -58,6 +58,7 @@ properties: - renesas,r9a07g043-gbeth # RZ/G2UL and RZ/Five - renesas,r9a07g044-gbeth # RZ/G2{L,LC} - renesas,r9a07g054-gbeth # RZ/V2L + - renesas,r9a08g045-gbeth # RZ/G3S - const: renesas,rzg2l-gbeth # RZ/{G2L,G2UL,V2L} family reg: true From patchwork Thu Dec 7 07:06:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174971 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4611177vqy; Wed, 6 Dec 2023 23:35:57 -0800 (PST) X-Google-Smtp-Source: AGHT+IEoaRm+FOrUJH1dzqB2pzC/7ZIzpxL7QkbiCabzh2dV6NyDeLwlP+p5tJEtNPKNDoiOAPzj X-Received: by 2002:a25:b121:0:b0:db7:dad0:76b8 with SMTP id g33-20020a25b121000000b00db7dad076b8mr1870705ybj.84.1701934557293; Wed, 06 Dec 2023 23:35:57 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701934557; cv=none; d=google.com; s=arc-20160816; b=VuyJyMBhJ6XhT5C0FGOvMVNubwcIkD8hSJAnlYOpxnG+MivWhMoQS/Ux9oKexsbMGc w+HxXDJd6tUV5ayI/Ic07j5YXzpFSNi7ODq2SLTP/pHRGhTs9kweR25MTB0Ns9rw6nZQ 9QC9lEJN9I1p4B1B4fPuqEYFrouuktMDBIhYwn4Iyrv4fA8+ixwucpJ1piQp5KDtu7UO hQkCgPPmizDBYrUHgNc7CqpCLZwZhOV51Ktb7iKO3IZhbhCywuEcGO/Jdk21BzP6e9tW v22acA1sJe8nW7V9HqAP4XJFO9okcrv3y5p9EIvTkdGZ24+i+ubqia88ZD5hBxg9tcPB gapg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=gBYF9QpO8SrhIdSFCDMv2cfVKm7GC7rzruG040ItQBw=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=XUnMWAXzflxOkoV3k69PjoLDPOEdEwiZTHkhEPwZemqkTKRJnBqyFgxjXLob1MuiWg MObdYcrjdI8gJ/oVftQ5zbocLjUzQmeP3C96lMqrijRI5+LoKayMZSbJjah6WGuI4rW0 ZfA/vEqyhNx75a4V/yBlTFk/39lH4xkH63xD34sA4dAckQ68ysb4TSVeI2qHG3A90T+r UksifkiZtgGVStGSlwWz4ncvMSq6zPBDWwLF0DUofujEgcke6Sg7dA2ljz29X9tLkk4e 9lXSoeyJR5P9wxAXiZ06o4GpJLi0RR6Yl3Zt93J+vEX9U9gDMKppYl39j1BzjSNsLCxd wHQQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b=PcFYmU2r; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from snail.vger.email (snail.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:24 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 09/11] arm64: renesas: r9a08g045: Add the Ethernet nodes Date: Thu, 7 Dec 2023 09:06:58 +0200 Message-Id: <20231207070700.4156557-10-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:09:00 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784607730340716171 X-GMAIL-MSGID: 1784607730340716171 From: Claudiu Beznea Add the Ethernet nodes available on RZ/G3S (R9A08G045). Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - added phy-mode = "rgmii" and #address-cells, #size-cells for both Ethernet nodes arch/arm64/boot/dts/renesas/r9a08g045.dtsi | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi index 6c7b29b69d0e..aaab5739c134 100644 --- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi @@ -149,6 +149,44 @@ sdhi2: mmc@11c20000 { status = "disabled"; }; + eth0: ethernet@11c30000 { + compatible = "renesas,r9a08g045-gbeth", "renesas,rzg2l-gbeth"; + reg = <0 0x11c30000 0 0x10000>; + interrupts = , + , + ; + interrupt-names = "mux", "fil", "arp_ns"; + phy-mode = "rgmii"; + clocks = <&cpg CPG_MOD R9A08G045_ETH0_CLK_AXI>, + <&cpg CPG_MOD R9A08G045_ETH0_CLK_CHI>, + <&cpg CPG_MOD R9A08G045_ETH0_REFCLK>; + clock-names = "axi", "chi", "refclk"; + resets = <&cpg R9A08G045_ETH0_RST_HW_N>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + eth1: ethernet@11c40000 { + compatible = "renesas,r9a08g045-gbeth", "renesas,rzg2l-gbeth"; + reg = <0 0x11c40000 0 0x10000>; + interrupts = , + , + ; + interrupt-names = "mux", "fil", "arp_ns"; + phy-mode = "rgmii"; + clocks = <&cpg CPG_MOD R9A08G045_ETH1_CLK_AXI>, + <&cpg CPG_MOD R9A08G045_ETH1_CLK_CHI>, + <&cpg CPG_MOD R9A08G045_ETH1_REFCLK>; + clock-names = "axi", "chi", "refclk"; + resets = <&cpg R9A08G045_ETH1_RST_HW_N>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + gic: interrupt-controller@12400000 { compatible = "arm,gic-v3"; #interrupt-cells = <3>; From patchwork Thu Dec 7 07:06:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174970 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4611084vqy; Wed, 6 Dec 2023 23:35:40 -0800 (PST) X-Google-Smtp-Source: AGHT+IEhQtfuV4LqAY5qeHD9ExSjmrv/lHVAJJREEWVb8LBtb7FXyWvW63GtRRGSxfboABttr16g X-Received: by 2002:a05:6a00:1345:b0:6ce:7987:75fa with SMTP id k5-20020a056a00134500b006ce798775famr1908066pfu.14.1701934540353; Wed, 06 Dec 2023 23:35:40 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701934540; cv=none; d=google.com; s=arc-20160816; b=uPSwihNEf4kQougVx/l5VsxD2nlWZZ2aXkEYp4Tc6x8elt14KFSKvMfRUXlwpBuM83 71OIsZXlxL1cq0bG8DvfwNL+6A82f06D3pY4Y8zYCjy3BgqyIUwyn6CRs4YIXmKPeEZQ oF358RA/F4cgtM7/Cj9inqjRAVzfpXxvuKoAvmPwa4/8Evztt0QF8C0mtgJfakFAs+0G jtvdpdYpO1rIYw4tsFjAtu22SGCx3v5jF89ZdPuyHzSmJE5ljVS35gczNvx3pBg2KFDx 2ji/j4CHNr/TwJMQ5p9Gr/tcXFY6LwV+dmcPxCb3mBdeJAMMRFNRnF/AwcwDFXX3Q0eR fC1w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=gkghlNv0V/SuTZPxwTXU6oUm+Z1UHMMmkJLyVfH/CTs=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=l41Zs+NPfQwANAGJff8JQznj14TxVWydlj6mrHhPh403bIb5NdOW6/72Cokj9kjGKH UPPdW4HSjtEBMhft8Gi4Z89NxqRURVlzA9dwYe3e7smApzcLqyUP6JwYjnNm8IDIvL2N Bm9+HLbxggkwnhN7kD7qlLWrc4PHppiOy2paiOV9mS7Cs09Od6S/YcUhmPlOQwUdVmB7 BGMCfkmqNBPTuOjQGFz/oh+XET2eiSEOJ3rHaiyhr8Grf5ubGUQpcjQUQmRNuPho2vvs RdCDzYeKwnbmJDoCabs+eVME6vaaWb0DDAj8eD5wcvxPGhIPto2z3m/3F4lqpZyf7+qw q6uQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b="g/FdR8q3"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.31 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from morse.vger.email (morse.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:27 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 10/11] arm64: renesas: rzg3s-smarc-som: Use switches' names to select on-board functionalities Date: Thu, 7 Dec 2023 09:06:59 +0200 Message-Id: <20231207070700.4156557-11-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:09:16 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784607712847214398 X-GMAIL-MSGID: 1784607712847214398 From: Claudiu Beznea The intention of the SW_SD0_DEV_SEL and SW_SD2_EN macros was to reflect the state of SW_CONFIG individual switches available on the RZ/G3S Smarc Module and at the same time to have a descriptive name for the switch itself. Each individual switch is associated with a signal name, which might be active-low or not on the board. Using signal names instead of SW_CONFIG switch names may be confusing for a user who just playes with switches to select individual functionalities, but also for the advanced user that looks over schematics. To avoid even further confusions, use the switches' names here and instantitate them with an ON/OFF state. This should be simpler, even though the name of the switch is not that intuitive. The switch names documentation reflects the switch's purpose. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - this patch is new and aims to replace patch "arm64: renesas: rzg3s-smarc-som: Invert the logic of the SW_SD2_EN macro" from v1 .../boot/dts/renesas/rzg3s-smarc-som.dtsi | 34 ++++++++++++------- 1 file changed, 21 insertions(+), 13 deletions(-) diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi index 01a4a9da7afc..f59094701a4a 100644 --- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi @@ -9,23 +9,31 @@ #include /* - * Signals of SW_CONFIG switches: - * @SW_SD0_DEV_SEL: - * 0 - SD0 is connected to eMMC - * 1 - SD0 is connected to uSD0 card - * @SW_SD2_EN: - * 0 - SCIF1, SSI0, IRQ0, IRQ1 connected to SoC - * 1 - SD2 is connected to SoC + * On-board switches' states: + * @SW_OFF: switch's state is OFF + * @SW_ON: switch's state is ON */ -#define SW_SD0_DEV_SEL 1 -#define SW_SD2_EN 1 +#define SW_OFF 0 +#define SW_ON 1 + +/* + * SW_CONFIG[x] switches' states: + * @SW_CONFIG2: + * SW_OFF - SD0 is connected to eMMC + * SW_ON - SD0 is connected to uSD0 card + * @SW_CONFIG3: + * SW_OFF - SD2 is connected to SoC + * SW_ON - SCIF1, SSI0, IRQ0, IRQ1 connected to SoC + */ +#define SW_CONFIG2 SW_ON +#define SW_CONFIG3 SW_OFF / { compatible = "renesas,rzg3s-smarcm", "renesas,r9a08g045s33", "renesas,r9a08g045"; aliases { mmc0 = &sdhi0; -#if SW_SD2_EN +#if SW_CONFIG3 == SW_OFF mmc2 = &sdhi2; #endif }; @@ -50,7 +58,7 @@ vcc_sdhi0: regulator0 { enable-active-high; }; -#if SW_SD0_DEV_SEL +#if SW_CONFIG2 == SW_ON vccq_sdhi0: regulator1 { compatible = "regulator-gpio"; regulator-name = "SDHI0 VccQ"; @@ -85,7 +93,7 @@ &extal_clk { clock-frequency = <24000000>; }; -#if SW_SD0_DEV_SEL +#if SW_CONFIG2 == SW_ON /* SD0 slot */ &sdhi0 { pinctrl-0 = <&sdhi0_pins>; @@ -116,7 +124,7 @@ &sdhi0 { }; #endif -#if SW_SD2_EN +#if SW_CONFIG3 == SW_OFF &sdhi2 { pinctrl-0 = <&sdhi2_pins>; pinctrl-names = "default"; From patchwork Thu Dec 7 07:07:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: claudiu beznea X-Patchwork-Id: 174967 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:bcd1:0:b0:403:3b70:6f57 with SMTP id r17csp4610893vqy; Wed, 6 Dec 2023 23:35:10 -0800 (PST) X-Google-Smtp-Source: AGHT+IEwDHVwm82JLNrGGw5u75o9Ch5ymsqkrU6ufmcI5uawttGFT88v+4p3/h5fGINIma6l9qRC X-Received: by 2002:a17:902:c40c:b0:1cf:c01d:c056 with SMTP id k12-20020a170902c40c00b001cfc01dc056mr2843313plk.57.1701934509905; Wed, 06 Dec 2023 23:35:09 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701934509; cv=none; d=google.com; s=arc-20160816; b=Q0QMLoEC4mHyGF9ROQoc7gPiMl35Q5azmp0Ptx5tkWyBUO0P0z2fgGxbc5sdJUKkLx ZyDT/e36+GApITnXId1v6LaSEBjbDmcbqFhXZZybsnvzT9l6jKRjO3oOggLwcUnPZMoB L4H9AjK97otJzaeHx1VOhh0eGz9yAjPwFZLSd/Rn9vCX7rtkxOaf10I4C1pcRpHp3oFm UyDeXIP6XQJru0LC4ROXnk/V/4ltlRI0bVib3UpcpxzWdRxDenPihFIqRdEH4Odf5s3f Y9gjbJQL7JqMgs7buvcTNalLrM/ZiWn7AhWEeWqYYxQyaAT3oaLm6pfD0KsnlaipIepm mUBg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=yeSFEu7OukF0Tuu74YIE2VRnBvTHvA9bdAjWp6LMSbU=; fh=0Q5nThHpcqxhTuYPafxHj+TuRjwsk4lTGXpM+LoLmQc=; b=rubSGaZRDRV71YuxCUC7Lwot9QG1KR3CXMa7l9/z/H9jvK5/fg4BGFeEA24FMINPsf giSp5Nl4Dz9puOUJQYEiTGfG4MtTUlZ48Xxc4ey0fhRFc8o/Et7cwCc9wbNrnOKI6dKx 3wnyjL3/ySRHDySA1zDLRMZmAHkBvNUmCpltG4uxUfSvtq7IN5+siMsSfdOMzadPDz7e hzTg4PXsoyrWQ5rZAd/Uma2+SDK18/3c5P+NMFP26aPDkfzF14UOPavQ+NfYhHlDZyKy NQS8i+lC9UgxQ96lswCGlMr/BtOfTwJqfwLzBFYHspoz/3LAZUK+66x8ZZoYRnChvIXE zmOg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tuxon.dev header.s=google header.b="O/9Uni0v"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.38 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from fry.vger.email (fry.vger.email. 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([82.78.167.22]) by smtp.gmail.com with ESMTPSA id b41-20020a509f2c000000b0054cb88a353dsm420818edf.14.2023.12.06.23.08.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 23:08:29 -0800 (PST) From: Claudiu X-Google-Original-From: Claudiu To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, prabhakar.mahadev-lad.rj@bp.renesas.com, biju.das.jz@bp.renesas.com Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, Claudiu Beznea Subject: [PATCH v2 11/11] arm64: dts: renesas: rzg3s-smarc-som: Enable the Ethernet interfaces Date: Thu, 7 Dec 2023 09:07:00 +0200 Message-Id: <20231207070700.4156557-12-claudiu.beznea.uj@bp.renesas.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> References: <20231207070700.4156557-1-claudiu.beznea.uj@bp.renesas.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Wed, 06 Dec 2023 23:09:10 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784607680580949947 X-GMAIL-MSGID: 1784607680580949947 From: Claudiu Beznea The RZ/G3S Smarc Module has Ethernet PHYs (KSZ9131) connected to each Ethernet IP. For this, add proper DT bindings to enable the Ethernet communication through these PHYs. The interface b/w PHYs and MACs is RGMII. The skew settings were set to zero as based on phy-mode (rgmii-id) the KSZ9131 driver enables internal DLL, which adds a 2ns delay b/w clocks (TX/RX) and data signals. Different pin settings were applied to TXC and TX_CTL compared with the rest of the RGMII pins to comply with requirements for these pins imposed by HW manual of RZ/G3S (see chapters "Ether Ch0 Voltage Mode Control Register (ETH0_POC)", "Ether Ch1 Voltage Mode Control Register (ETH1_POC)", for power source selection, "Ether MII/RGMII Mode Control Register (ETH_MODE)" for output-enable and "Input Enable Control Register (IEN_m)" for input-enable configurations). Commit also enables the Ethernet interfaces by selecting SW_CONFIG3 = SW_ON. Signed-off-by: Claudiu Beznea Reviewed-by: Geert Uytterhoeven --- Changes in v2: - removed #address-cells, #size-cells - adapted patch description to reflect the usage of SW_CONFIG .../boot/dts/renesas/rzg3s-smarc-som.dtsi | 141 +++++++++++++++++- 1 file changed, 140 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi index f59094701a4a..f062d4ad78b7 100644 --- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi @@ -26,7 +26,7 @@ * SW_ON - SCIF1, SSI0, IRQ0, IRQ1 connected to SoC */ #define SW_CONFIG2 SW_ON -#define SW_CONFIG3 SW_OFF +#define SW_CONFIG3 SW_ON / { compatible = "renesas,rzg3s-smarcm", "renesas,r9a08g045s33", "renesas,r9a08g045"; @@ -35,6 +35,9 @@ aliases { mmc0 = &sdhi0; #if SW_CONFIG3 == SW_OFF mmc2 = &sdhi2; +#else + eth0 = ð0; + eth1 = ð1; #endif }; @@ -89,6 +92,60 @@ vcc_sdhi2: regulator2 { }; }; +#if SW_CONFIG3 == SW_ON +ð0 { + pinctrl-0 = <ð0_pins>; + pinctrl-names = "default"; + phy-handle = <&phy0>; + phy-mode = "rgmii-id"; + status = "okay"; + + phy0: ethernet-phy@7 { + reg = <7>; + interrupt-parent = <&pinctrl>; + interrupts = ; + rxc-skew-psec = <0>; + txc-skew-psec = <0>; + rxdv-skew-psec = <0>; + txen-skew-psec = <0>; + rxd0-skew-psec = <0>; + rxd1-skew-psec = <0>; + rxd2-skew-psec = <0>; + rxd3-skew-psec = <0>; + txd0-skew-psec = <0>; + txd1-skew-psec = <0>; + txd2-skew-psec = <0>; + txd3-skew-psec = <0>; + }; +}; + +ð1 { + pinctrl-0 = <ð1_pins>; + pinctrl-names = "default"; + phy-handle = <&phy1>; + phy-mode = "rgmii-id"; + status = "okay"; + + phy1: ethernet-phy@7 { + reg = <7>; + interrupt-parent = <&pinctrl>; + interrupts = ; + rxc-skew-psec = <0>; + txc-skew-psec = <0>; + rxdv-skew-psec = <0>; + txen-skew-psec = <0>; + rxd0-skew-psec = <0>; + rxd1-skew-psec = <0>; + rxd2-skew-psec = <0>; + rxd3-skew-psec = <0>; + txd0-skew-psec = <0>; + txd1-skew-psec = <0>; + txd2-skew-psec = <0>; + txd3-skew-psec = <0>; + }; +}; +#endif + &extal_clk { clock-frequency = <24000000>; }; @@ -136,6 +193,88 @@ &sdhi2 { #endif &pinctrl { + eth0-phy-irq-hog { + gpio-hog; + gpios = ; + input; + line-name = "eth0-phy-irq"; + }; + + eth0_pins: eth0 { + txc { + pinmux = ; /* ET0_TXC */ + power-source = <1800>; + output-enable; + input-enable; + drive-strength-microamp = <5200>; + }; + + tx_ctl { + pinmux = ; /* ET0_TX_CTL */ + power-source = <1800>; + output-enable; + drive-strength-microamp = <5200>; + }; + + mux { + pinmux = , /* ET0_TXD0 */ + , /* ET0_TXD1 */ + , /* ET0_TXD2 */ + , /* ET0_TXD3 */ + , /* ET0_RXC */ + , /* ET0_RX_CTL */ + , /* ET0_RXD0 */ + , /* ET0_RXD1 */ + , /* ET0_RXD2 */ + , /* ET0_RXD3 */ + , /* ET0_MDC */ + , /* ET0_MDIO */ + ; /* ET0_LINKSTA */ + power-source = <1800>; + }; + }; + + eth1-phy-irq-hog { + gpio-hog; + gpios = ; + input; + line-name = "eth1-phy-irq"; + }; + + eth1_pins: eth1 { + txc { + pinmux = ; /* ET1_TXC */ + power-source = <1800>; + output-enable; + input-enable; + drive-strength-microamp = <5200>; + }; + + tx_ctl { + pinmux = ; /* ET1_TX_CTL */ + power-source = <1800>; + output-enable; + drive-strength-microamp = <5200>; + }; + + mux { + pinmux = , /* ET1_TXD0 */ + , /* ET1_TXD1 */ + , /* ET1_TXD2 */ + , /* ET1_TXD3 */ + , /* ET1_RXC */ + , /* ET1_RX_CTL */ + , /* ET1_RXD0 */ + , /* ET1_RXD1 */ + , /* ET1_RXD2 */ + , /* ET1_RXD3 */ + , /* ET1_MDC */ + , /* ET1_MDIO */ + ; /* ET1_LINKSTA */ + power-source = <1800>; + }; + }; + sdhi0_pins: sd0 { data { pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3";