From nobody Thu Oct 9 01:13:39 2025 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4A2AD218584; Mon, 23 Jun 2025 08:09:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.160.252.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750666196; cv=none; b=sFaLXdU0WHs0tAeyM4Zsb+k3RkxRJ9t8yKWfsHy1GcdbheOSah0QBGdmkeNssIfjtptp4lvpQGtXu1f5ustJs9LRgeQw1+dp9TSa+enRLd5quzmdcuKkTSfmLmQ4iz4ubtmjoseO34W1zkW18+gk7EYtMI2mw0+sHPEhC2xzkq0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750666196; c=relaxed/simple; bh=xl2UmOcf/mvqk2s1cxYrkcvcbwoO31HgYIKmpXP6o8w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TL2OnfKIJ7gyL6L1cGg0NYFD5QbQ9oSbv1kstrYTedtuo7U3/4p9uxrhBh2CijtBiOPLmpRmi4QgjRVbuQhzJb0enKPuBWaznqB15lOVVp62DDLtzZOoW1zSWMq4MZ13suEuDmVyTeZTph9aH5Bkemthp5pbjTTIiVULleG56PE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com; spf=pass smtp.mailfrom=bp.renesas.com; arc=none smtp.client-ip=210.160.252.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bp.renesas.com X-CSE-ConnectionGUID: 3+B9fp7ASRe6TyIIM1rvGA== X-CSE-MsgGUID: 257OVfLuTvGBQKzdKBZJ/Q== Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 23 Jun 2025 17:04:45 +0900 Received: from ubuntu.adwin.renesas.com (unknown [10.226.93.157]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 785A740103C9; Mon, 23 Jun 2025 17:04:40 +0900 (JST) From: John Madieu To: geert+renesas@glider.be, magnus.damm@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, richardcochran@gmail.com Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, netdev@vger.kernel.org, biju.das.jz@bp.renesas.com, John Madieu Subject: [PATCH v3 1/3] clk: renesas: r9a09g047: Add clock and reset signals for the GBETH IPs Date: Mon, 23 Jun 2025 10:04:03 +0200 Message-ID: <20250623080405.355083-2-john.madieu.xa@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250623080405.355083-1-john.madieu.xa@bp.renesas.com> References: <20250623080405.355083-1-john.madieu.xa@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add clock and reset entries for the Gigabit Ethernet Interfaces (GBETH 0-1) IPs found on the RZ/G3E SoC. This includes various PLLs, dividers, and mux clocks needed by these two GBETH IPs. Reviewed-by: Biju Das Tested-by: Biju Das Signed-off-by: John Madieu --- v2: No changes but resending without dt-bindings patch v3:=20 Uses underscores instead of dashes in clock names drivers/clk/renesas/r9a09g047-cpg.c | 64 +++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) diff --git a/drivers/clk/renesas/r9a09g047-cpg.c b/drivers/clk/renesas/r9a0= 9g047-cpg.c index 21699999cedd..41bae823a0c6 100644 --- a/drivers/clk/renesas/r9a09g047-cpg.c +++ b/drivers/clk/renesas/r9a09g047-cpg.c @@ -29,6 +29,7 @@ enum clk_ids { CLK_PLLDTY, CLK_PLLCA55, CLK_PLLVDO, + CLK_PLLETH, =20 /* Internal Core Clocks */ CLK_PLLCM33_DIV3, @@ -46,6 +47,15 @@ enum clk_ids { CLK_PLLDTY_ACPU, CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU_DIV4, + CLK_PLLDTY_DIV8, + CLK_PLLETH_DIV_250_FIX, + CLK_PLLETH_DIV_125_FIX, + CLK_CSDIV_PLLETH_GBE0, + CLK_CSDIV_PLLETH_GBE1, + CLK_SMUX2_GBE0_TXCLK, + CLK_SMUX2_GBE0_RXCLK, + CLK_SMUX2_GBE1_TXCLK, + CLK_SMUX2_GBE1_RXCLK, CLK_PLLDTY_DIV16, CLK_PLLVDO_CRU0, CLK_PLLVDO_GPU, @@ -85,7 +95,18 @@ static const struct clk_div_table dtable_2_64[] =3D { {0, 0}, }; =20 +static const struct clk_div_table dtable_2_100[] =3D { + {0, 2}, + {1, 10}, + {2, 100}, + {0, 0}, +}; + /* Mux clock tables */ +static const char * const smux2_gbe0_rxclk[] =3D { ".plleth_gbe0", "et0_rx= c_rx_clk" }; +static const char * const smux2_gbe0_txclk[] =3D { ".plleth_gbe0", "et0_tx= c_tx_clk" }; +static const char * const smux2_gbe1_rxclk[] =3D { ".plleth_gbe1", "et1_rx= c_rx_clk" }; +static const char * const smux2_gbe1_txclk[] =3D { ".plleth_gbe1", "et1_tx= c_tx_clk" }; static const char * const smux2_xspi_clk0[] =3D { ".pllcm33_div3", ".pllcm= 33_div4" }; static const char * const smux2_xspi_clk1[] =3D { ".smux2_xspi_clk0", ".pl= lcm33_div5" }; =20 @@ -100,6 +121,7 @@ static const struct cpg_core_clk r9a09g047_core_clks[] = __initconst =3D { DEF_FIXED(".pllcln", CLK_PLLCLN, CLK_QEXTAL, 200, 3), DEF_FIXED(".plldty", CLK_PLLDTY, CLK_QEXTAL, 200, 3), DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55), + DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3), DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2), =20 /* Internal Core Clocks */ @@ -122,6 +144,18 @@ static const struct cpg_core_clk r9a09g047_core_clks[]= __initconst =3D { DEF_DDIV(".plldty_acpu", CLK_PLLDTY_ACPU, CLK_PLLDTY, CDDIV0_DIVCTL2, dta= ble_2_64), DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, = 2), DEF_FIXED(".plldty_acpu_div4", CLK_PLLDTY_ACPU_DIV4, CLK_PLLDTY_ACPU, 1, = 4), + DEF_FIXED(".plldty_div8", CLK_PLLDTY_DIV8, CLK_PLLDTY, 1, 8), + + DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4), + DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_F= IX, 1, 2), + DEF_CSDIV(".plleth_gbe0", CLK_CSDIV_PLLETH_GBE0, CLK_PLLETH_DIV_250_FIX, + CSDIV0_DIVCTL0, dtable_2_100), + DEF_CSDIV(".plleth_gbe1", CLK_CSDIV_PLLETH_GBE1, CLK_PLLETH_DIV_250_FIX, + CSDIV0_DIVCTL1, dtable_2_100), + DEF_SMUX(".smux2_gbe0_txclk", CLK_SMUX2_GBE0_TXCLK, SSEL0_SELCTL2, smux2_= gbe0_txclk), + DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_= gbe0_rxclk), + DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_= gbe1_txclk), + DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_= gbe1_rxclk), DEF_FIXED(".plldty_div16", CLK_PLLDTY_DIV16, CLK_PLLDTY, 1, 16), =20 DEF_DDIV(".pllvdo_cru0", CLK_PLLVDO_CRU0, CLK_PLLVDO, CDDIV3_DIVCTL3, dta= ble_2_4), @@ -139,6 +173,10 @@ static const struct cpg_core_clk r9a09g047_core_clks[]= __initconst =3D { CDDIV1_DIVCTL3, dtable_1_8), DEF_FIXED("iotop_0_shclk", R9A09G047_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1,= 1), DEF_FIXED("spi_clk_spi", R9A09G047_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2), + DEF_FIXED("gbeth_0_clk_ptp_ref_i", R9A09G047_GBETH_0_CLK_PTP_REF_I, + CLK_PLLETH_DIV_125_FIX, 1, 1), + DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G047_GBETH_1_CLK_PTP_REF_I, + CLK_PLLETH_DIV_125_FIX, 1, 1), }; =20 static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst =3D { @@ -214,6 +252,30 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[]= __initconst =3D { BUS_MSTOP(8, BIT(4))), DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14, BUS_MSTOP(8, BIT(4))), + DEF_MOD("gbeth_0_clk_tx_i", CLK_SMUX2_GBE0_TXCLK, 11, 8, 5, 24, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_clk_rx_i", CLK_SMUX2_GBE0_RXCLK, 11, 9, 5, 25, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_clk_tx_180_i", CLK_SMUX2_GBE0_TXCLK, 11, 10, 5, 26, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_clk_rx_180_i", CLK_SMUX2_GBE0_RXCLK, 11, 11, 5, 27, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_aclk_csr_i", CLK_PLLDTY_DIV8, 11, 12, 5, 28, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_aclk_i", CLK_PLLDTY_DIV8, 11, 13, 5, 29, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_1_clk_tx_i", CLK_SMUX2_GBE1_TXCLK, 11, 14, 5, 30, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_clk_rx_i", CLK_SMUX2_GBE1_RXCLK, 11, 15, 5, 31, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_clk_tx_180_i", CLK_SMUX2_GBE1_TXCLK, 12, 0, 6, 0, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_clk_rx_180_i", CLK_SMUX2_GBE1_RXCLK, 12, 1, 6, 1, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_aclk_csr_i", CLK_PLLDTY_DIV8, 12, 2, 6, 2, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_aclk_i", CLK_PLLDTY_DIV8, 12, 3, 6, 3, + BUS_MSTOP(8, BIT(6))), DEF_MOD("cru_0_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 2, 6, 18, BUS_MSTOP(9, BIT(4))), DEF_MOD_NO_PM("cru_0_vclk", CLK_PLLVDO_CRU0, 13, 3, 6, 19, @@ -255,6 +317,8 @@ static const struct rzv2h_reset r9a09g047_resets[] __in= itconst =3D { DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */ DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */ DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */ + DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */ + DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */ DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */ DEF_RST(12, 6, 5, 23), /* CRU_0_ARESETN */ DEF_RST(12, 7, 5, 24), /* CRU_0_S_RESETN */ --=20 2.25.1