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Tue, 13 Aug 2024 01:10:49 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Tue, 13 Aug 2024 01:10:49 -0500 Received: from [127.0.1.1] (uda0497581.dhcp.ti.com [10.24.68.185]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 47D6AgHh016562; Tue, 13 Aug 2024 01:10:46 -0500 From: Manorit Chawdhry Date: Tue, 13 Aug 2024 11:40:41 +0530 Subject: [PATCH v3 1/7] power: pmic: tps65941: Add DM_PMIC dependency MIME-Version: 1.0 Message-ID: <20240813-b4-upstream-j721s2-avs-v3-1-5115d93cdeb2@ti.com> References: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> In-Reply-To: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> To: Jaehoon Chung CC: , Neha Malcom Francis , Keerthy J , Udit Kumar , Aniket Limaye , Tom Rini , Vignesh Raghavendra , Andrew Davis , Nishanth Menon , Manorit Chawdhry X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; 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Adds the dependency in Kconfig for tps65941. Fixes: 6b86dd0c1ead ("power: pmic: tps65941: Add support for tps65941 family of PMICs") Reviewed-by: Neha Malcom Francis Signed-off-by: Manorit Chawdhry --- drivers/power/pmic/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig index 562c1a3b122a..bbcbcee4c355 100644 --- a/drivers/power/pmic/Kconfig +++ b/drivers/power/pmic/Kconfig @@ -394,6 +394,7 @@ config SPL_PMIC_LP87565 config PMIC_TPS65941 bool "Enable driver for Texas Instruments TPS65941 PMIC" + depends on DM_PMIC help The TPS65941 is a PMIC containing a bunch of SMPS & LDOs. This driver binds the pmic children. 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Fixes: 9d233b4e3ed6 ("misc: k3_avs: add driver for K3 Adaptive Voltage Scaling Class 0") Signed-off-by: Manorit Chawdhry --- drivers/misc/k3_avs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/misc/k3_avs.c b/drivers/misc/k3_avs.c index 87471cc3b16a..568cf5b20d51 100644 --- a/drivers/misc/k3_avs.c +++ b/drivers/misc/k3_avs.c @@ -391,7 +391,10 @@ static int k3_avs_probe(struct udevice *dev) if (vd->flags & VD_FLAG_INIT_DONE) continue; - k3_avs_program_voltage(priv, vd, vd->opp); + ret = k3_avs_program_voltage(priv, vd, vd->opp); + if (ret) + dev_warn(dev, "Could not program AVS voltage for VD%d\n", + vd->id); } if (!device_is_compatible(priv->dev, "ti,am654-avs")) From patchwork Tue Aug 13 06:10:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manorit Chawdhry X-Patchwork-Id: 1971775 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; 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Tue, 13 Aug 2024 01:10:56 -0500 Received: from [127.0.1.1] (uda0497581.dhcp.ti.com [10.24.68.185]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 47D6AgHj016562; Tue, 13 Aug 2024 01:10:53 -0500 From: Manorit Chawdhry Date: Tue, 13 Aug 2024 11:40:43 +0530 Subject: [PATCH v3 3/7] arm: dts: k3-j7*-r5: Add MPU clock in clocks property MIME-Version: 1.0 Message-ID: <20240813-b4-upstream-j721s2-avs-v3-3-5115d93cdeb2@ti.com> References: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> In-Reply-To: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> To: Jaehoon Chung CC: , Neha Malcom Francis , Keerthy J , Udit Kumar , Aniket Limaye , Tom Rini , Vignesh Raghavendra , Andrew Davis , Nishanth Menon , Manorit Chawdhry X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1723529443; l=3592; i=m-chawdhry@ti.com; s=20231127; h=from:subject:message-id; bh=jJfsKmhpoDcMFOAsSw0Jfntb4iGdFVScljC1wN/NLIU=; b=j0FmSAY3T2o1ivC356wYydjJkIwyh9x/1ku+TLpkNnyRdez/CrKjVCjrDsBOQIDt+4Hjsn7Au AtqqZpzQBq5BK7/xVWgAalQ5IGDxnSKBJ878QiodxSaIzId/PV7G9L8 X-Developer-Key: i=m-chawdhry@ti.com; a=ed25519; pk=fsr6Tm39TvsTgfyfFQLk+nnqIz2sBA1PthfqqfiiYSs= X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 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 0.103.8 at phobos.denx.de X-Virus-Status: Clean MPU clock had been missing. Distinguish multiple clocks with clock-names and add MPU clock as well. Signed-off-by: Manorit Chawdhry --- arch/arm/dts/k3-am69-r5-sk.dts | 3 ++- arch/arm/dts/k3-j7200-r5-common-proc-board.dts | 3 ++- arch/arm/dts/k3-j721e-r5.dtsi | 3 ++- arch/arm/dts/k3-j721s2-r5.dtsi | 3 ++- arch/arm/dts/k3-j784s4-r5-evm.dts | 3 ++- 5 files changed, 10 insertions(+), 5 deletions(-) diff --git a/arch/arm/dts/k3-am69-r5-sk.dts b/arch/arm/dts/k3-am69-r5-sk.dts index f177f563527f..9bbf76d8bf35 100644 --- a/arch/arm/dts/k3-am69-r5-sk.dts +++ b/arch/arm/dts/k3-am69-r5-sk.dts @@ -26,7 +26,8 @@ power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>, <&k3_pds 202 TI_SCI_PD_EXCLUSIVE>; resets = <&k3_reset 202 0>; - clocks = <&k3_clks 61 0>; + clocks = <&k3_clks 61 0>, <&k3_clks 202 0>; + clock-names = "gtc", "core"; assigned-clocks = <&k3_clks 61 0>, <&k3_clks 202 0>; assigned-clock-parents = <&k3_clks 61 2>; assigned-clock-rates = <200000000>, <2000000000>; diff --git a/arch/arm/dts/k3-j7200-r5-common-proc-board.dts b/arch/arm/dts/k3-j7200-r5-common-proc-board.dts index fb7e2e502392..e6da86f3cd10 100644 --- a/arch/arm/dts/k3-j7200-r5-common-proc-board.dts +++ b/arch/arm/dts/k3-j7200-r5-common-proc-board.dts @@ -23,7 +23,8 @@ <&k3_pds 202 TI_SCI_PD_EXCLUSIVE>, <&k3_pds 4 TI_SCI_PD_EXCLUSIVE>; resets = <&k3_reset 202 0>; - clocks = <&k3_clks 61 1>; + clocks = <&k3_clks 61 1>, <&k3_clks 202 2>; + clock-names = "gtc", "core"; assigned-clocks = <&k3_clks 202 2>, <&k3_clks 61 1>, <&k3_clks 323 0>; assigned-clock-parents= <0>, <0>, <&k3_clks 323 2>; assigned-clock-rates = <2000000000>, <200000000>; diff --git a/arch/arm/dts/k3-j721e-r5.dtsi b/arch/arm/dts/k3-j721e-r5.dtsi index fd0d921272c5..688a6cf40892 100644 --- a/arch/arm/dts/k3-j721e-r5.dtsi +++ b/arch/arm/dts/k3-j721e-r5.dtsi @@ -20,7 +20,8 @@ <&k3_pds 202 TI_SCI_PD_EXCLUSIVE>, <&k3_pds 4 TI_SCI_PD_EXCLUSIVE>; resets = <&k3_reset 202 0>; - clocks = <&k3_clks 61 1>; + clocks = <&k3_clks 61 1>, <&k3_clks 202 2>; + clock-names = "gtc", "core"; assigned-clocks = <&k3_clks 202 2>, <&k3_clks 61 1>; assigned-clock-rates = <2000000000>, <200000000>; ti,sci = <&dmsc>; diff --git a/arch/arm/dts/k3-j721s2-r5.dtsi b/arch/arm/dts/k3-j721s2-r5.dtsi index caf696c2d960..634676c8491e 100644 --- a/arch/arm/dts/k3-j721s2-r5.dtsi +++ b/arch/arm/dts/k3-j721s2-r5.dtsi @@ -20,7 +20,8 @@ <&k3_pds 202 TI_SCI_PD_EXCLUSIVE>, <&k3_pds 4 TI_SCI_PD_EXCLUSIVE>; resets = <&k3_reset 202 0>; - clocks = <&k3_clks 61 1>; + clocks = <&k3_clks 61 1>, <&k3_clks 202 0>; + clock-names = "gtc", "core"; assigned-clocks = <&k3_clks 61 1>, <&k3_clks 202 0>; assigned-clock-parents = <&k3_clks 61 3>; assigned-clock-rates = <200000000>, <2000000000>; diff --git a/arch/arm/dts/k3-j784s4-r5-evm.dts b/arch/arm/dts/k3-j784s4-r5-evm.dts index bef4573d3d20..306d2007f89e 100644 --- a/arch/arm/dts/k3-j784s4-r5-evm.dts +++ b/arch/arm/dts/k3-j784s4-r5-evm.dts @@ -26,7 +26,8 @@ power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>, <&k3_pds 202 TI_SCI_PD_EXCLUSIVE>; resets = <&k3_reset 202 0>; - clocks = <&k3_clks 61 0>; + clocks = <&k3_clks 61 0>, <&k3_clks 202 0>; + clock-names = "gtc", "core"; assigned-clocks = <&k3_clks 61 0>, <&k3_clks 202 0>; assigned-clock-parents = <&k3_clks 61 2>; assigned-clock-rates = <200000000>, <2000000000>; From patchwork Tue Aug 13 06:10:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manorit Chawdhry X-Patchwork-Id: 1971776 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; 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Tue, 13 Aug 2024 01:10:59 -0500 Received: from [127.0.1.1] (uda0497581.dhcp.ti.com [10.24.68.185]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 47D6AgHk016562; Tue, 13 Aug 2024 01:10:56 -0500 From: Manorit Chawdhry Date: Tue, 13 Aug 2024 11:40:44 +0530 Subject: [PATCH v3 4/7] drivers: misc: k3_avs: Extract MPU clk and dev ID from DT MIME-Version: 1.0 Message-ID: <20240813-b4-upstream-j721s2-avs-v3-4-5115d93cdeb2@ti.com> References: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> In-Reply-To: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> To: Jaehoon Chung CC: , Neha Malcom Francis , Keerthy J , Udit Kumar , Aniket Limaye , Tom Rini , Vignesh Raghavendra , Andrew Davis , Nishanth Menon , Manorit Chawdhry X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1723529443; l=2141; i=m-chawdhry@ti.com; s=20231127; h=from:subject:message-id; bh=iDYRXKSE4WtXnOuUfLcDEEFmq1w/Gr+EFPV2OYoi4Qo=; b=eMhQAVZVK6D+C2rEGqoGA2tW01gTqHHiDpz5g8c/3OD7jlsnBK8PV/sInv7MqRHZZRqfE0zCM U5PLSiUQkOjBlPMia+n5IUql79FfXYpzev4IqRnR4nNzhVPonspCsey X-Developer-Key: i=m-chawdhry@ti.com; 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Currently it had been hardcoded. Move it to DT based extraction. Signed-off-by: Manorit Chawdhry --- drivers/misc/k3_avs.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/misc/k3_avs.c b/drivers/misc/k3_avs.c index 568cf5b20d51..f94eee5b1c64 100644 --- a/drivers/misc/k3_avs.c +++ b/drivers/misc/k3_avs.c @@ -352,6 +352,9 @@ static int k3_avs_probe(struct udevice *dev) struct k3_avs_privdata *priv; struct vd_data *vd; int ret; + ofnode node; + struct ofnode_phandle_args phandle_args; + int i = 0; priv = dev_get_priv(dev); priv->dev = dev; @@ -367,6 +370,34 @@ static int k3_avs_probe(struct udevice *dev) return -ENODEV; for (vd = priv->vd_config->vds; vd->id >= 0; vd++) { + /* Get the clock and dev id for Jacinto platforms */ + if (vd->id == J721E_VDD_MPU) { + node = ofnode_get_aliases_node("remoteproc1"); + if (!ofnode_valid(node)) + return -ENODEV; + + i = ofnode_stringlist_search(node, "clock-names", "core"); + if (i < 0) + return -ENODEV; + + debug("%s: i: %d\n", __func__, i); + + ret = ofnode_parse_phandle_with_args(node, "clocks", + "#clock-cells", + 0, i, + &phandle_args); + if (ret) { + printf("Couldn't get the clock node\n"); + return ret; + } + + vd->dev_id = phandle_args.args[0]; + vd->clk_id = phandle_args.args[1]; + + debug("%s: MPU dev_id: %d, clk_id: %d", __func__, + vd->dev_id, vd->clk_id); + } + if (!(readl(AM6_VTM_DEVINFO(vd->id)) & AM6_VTM_AVS0_SUPPORTED)) { dev_warn(dev, "AVS-class 0 not supported for VD%d\n", @@ -463,6 +494,12 @@ static struct vd_data j721e_vd_data[] = { { .id = J721E_VDD_MPU, .opp = AM6_OPP_NOM, + /* + * XXX: DEPRECATION WARNING: Around 2 u-boot versions + * + * These values will be picked up from DT, kept for backward + * compatibility + */ .dev_id = 202, /* J721E_DEV_A72SS0_CORE0 */ .clk_id = 2, /* ARM clock */ .opps = { From patchwork Tue Aug 13 06:10:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manorit Chawdhry X-Patchwork-Id: 1971777 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; 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Signed-off-by: Manorit Chawdhry --- arch/arm/mach-k3/j721s2/j721s2_init.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/mach-k3/j721s2/j721s2_init.c b/arch/arm/mach-k3/j721s2/j721s2_init.c index 05453fcad41a..5f5961a2c17a 100644 --- a/arch/arm/mach-k3/j721s2/j721s2_init.c +++ b/arch/arm/mach-k3/j721s2/j721s2_init.c @@ -315,6 +315,9 @@ void do_dt_magic(void) #ifdef CONFIG_SPL_BUILD void board_init_f(ulong dummy) { + struct udevice *dev; + int ret; + k3_spl_init(); #if defined(CONFIG_SPL_OF_LIST) && defined(CONFIG_TI_I2C_BOARD_DETECT) do_dt_magic(); @@ -325,6 +328,13 @@ void board_init_f(ulong dummy) setup_navss_nb(); setup_qos(); + + if (IS_ENABLED(CONFIG_CPU_V7R) && IS_ENABLED(CONFIG_K3_AVS0)) { + ret = uclass_get_device_by_driver(UCLASS_MISC, DM_DRIVER_GET(k3_avs), + &dev); + if (ret) + printf("AVS init failed: %d\n", ret); + } } #endif From patchwork Tue Aug 13 06:10:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manorit Chawdhry X-Patchwork-Id: 1971778 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; 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Signed-off-by: Manorit Chawdhry --- arch/arm/dts/k3-j721s2-r5-common-proc-board.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts b/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts index e92b1917df4e..506ad9b7910d 100644 --- a/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts +++ b/arch/arm/dts/k3-j721s2-r5-common-proc-board.dts @@ -10,3 +10,12 @@ #include "k3-j721s2-ddr.dtsi" #include "k3-j721s2-common-proc-board-u-boot.dtsi" #include "k3-j721s2-r5.dtsi" + +&tps659411 { + bootph-pre-ram; +}; + +&wkup_vtm0 { + bootph-pre-ram; + vdd-supply-2 = <&bucka1234>; +}; From patchwork Tue Aug 13 06:10:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manorit Chawdhry X-Patchwork-Id: 1971779 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; 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Tue, 13 Aug 2024 01:11:09 -0500 Received: from [127.0.1.1] (uda0497581.dhcp.ti.com [10.24.68.185]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 47D6AgHn016562; Tue, 13 Aug 2024 01:11:06 -0500 From: Manorit Chawdhry Date: Tue, 13 Aug 2024 11:40:47 +0530 Subject: [PATCH v3 7/7] configs: j721s2_evm_r5_defconfig: Add AVS Configs MIME-Version: 1.0 Message-ID: <20240813-b4-upstream-j721s2-avs-v3-7-5115d93cdeb2@ti.com> References: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> In-Reply-To: <20240813-b4-upstream-j721s2-avs-v3-0-5115d93cdeb2@ti.com> To: Jaehoon Chung CC: , Neha Malcom Francis , Keerthy J , Udit Kumar , Aniket Limaye , Tom Rini , Vignesh Raghavendra , Andrew Davis , Nishanth Menon , Manorit Chawdhry X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1723529443; l=1498; i=m-chawdhry@ti.com; s=20231127; h=from:subject:message-id; bh=pywyIIWKpc0ZXiHMJ4RFnrwXqhCNjnCx6KJnnHfbOxY=; b=WTw8kEPuHFFrZxKTKbkm3/UA51sJCgzZu9xMoc0MX+BsRmAJvkmJxUB6Upfp1tvDZX1aeUkYK 1MRnkQOQCsZCNYUulSVhTgcEKG2VomWapV7JNHXSyMiqv7s50oNR/b3 X-Developer-Key: i=m-chawdhry@ti.com; a=ed25519; pk=fsr6Tm39TvsTgfyfFQLk+nnqIz2sBA1PthfqqfiiYSs= X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 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 0.103.8 at phobos.denx.de X-Virus-Status: Clean Add AVS and PMIC regulator configs Signed-off-by: Manorit Chawdhry --- configs/am68_sk_r5_defconfig | 4 ++++ configs/j721s2_evm_r5_defconfig | 6 ++++++ 2 files changed, 10 insertions(+) diff --git a/configs/am68_sk_r5_defconfig b/configs/am68_sk_r5_defconfig index e9b6882c1f68..f4800ef1b8ac 100644 --- a/configs/am68_sk_r5_defconfig +++ b/configs/am68_sk_r5_defconfig @@ -5,6 +5,10 @@ CONFIG_ARCH_K3=y CONFIG_SOC_K3_J721S2=y CONFIG_TARGET_J721S2_R5_EVM=y +CONFIG_K3_AVS0=n +CONFIG_DM_REGULATOR_TPS65941=n +CONFIG_PMIC_TPS65941=n + CONFIG_DEFAULT_DEVICE_TREE="k3-am68-sk-r5-base-board" CONFIG_SPL_OF_LIST="k3-am68-sk-r5-base-board" CONFIG_OF_LIST="k3-am68-sk-r5-base-board" diff --git a/configs/j721s2_evm_r5_defconfig b/configs/j721s2_evm_r5_defconfig index 6404b1cc3037..288379797432 100644 --- a/configs/j721s2_evm_r5_defconfig +++ b/configs/j721s2_evm_r5_defconfig @@ -112,6 +112,7 @@ CONFIG_DM_MAILBOX=y CONFIG_K3_SEC_PROXY=y CONFIG_FS_LOADER=y CONFIG_SPL_FS_LOADER=y +CONFIG_K3_AVS0=y CONFIG_SUPPORT_EMMC_BOOT=y CONFIG_SPL_MMC_HS400_SUPPORT=y CONFIG_MMC_SDHCI=y @@ -141,6 +142,11 @@ CONFIG_SPL_PINCTRL=y CONFIG_PINCTRL_SINGLE=y CONFIG_POWER_DOMAIN=y CONFIG_TI_POWER_DOMAIN=y +CONFIG_DM_PMIC=y +CONFIG_PMIC_TPS65941=y +CONFIG_DM_REGULATOR=y +CONFIG_SPL_DM_REGULATOR=y +CONFIG_DM_REGULATOR_TPS65941=y CONFIG_K3_SYSTEM_CONTROLLER=y CONFIG_REMOTEPROC_TI_K3_ARM64=y CONFIG_RESET_TI_SCI=y