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Message-ID: <f3ba9b65-020b-d342-6171-58042b6cde6c@quicinc.com>
Date:   Fri, 23 Jun 2023 15:42:34 +0530
From:   Imran Shaik <quic_imrashai@...cinc.com>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC:     Melody Olvera <quic_molvera@...cinc.com>,
        Taniya Das <quic_tdas@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Jagadeesh Kona <quic_jkona@...cinc.com>,
        Satya Priya Kakitapalli <quic_skakitap@...cinc.com>,
        Ajit Pandey <quic_ajipan@...cinc.com>
Subject: Re: [PATCH 2/2] clk: qcom: gcc-qdu1000: Update GCC clocks and add
 support for GDSCs



On 6/16/2023 4:52 PM, Konrad Dybcio wrote:
> On 16.06.2023 12:49, Imran Shaik wrote:
>> Update the GCC clocks and add support for GDSCs for QDU1000 and
>> QRU1000 SoCs. While at it, fix the PCIe pipe clock handling and
>> add support for v2 variant.
> Too much for a single change. If somebody wants to bisect an issue, they
> would have to edit chunks of this patch.
> 
> Konrad

Yes, will split and push the next series.

Thanks,
Imran

>>
>> Signed-off-by: Taniya Das <quic_tdas@...cinc.com>
>> Signed-off-by: Imran Shaik <quic_imrashai@...cinc.com>
>> ---
>>   drivers/clk/qcom/gcc-qdu1000.c | 162 ++++++++++++++++++++++-----------
>>   1 file changed, 110 insertions(+), 52 deletions(-)
>>
>> diff --git a/drivers/clk/qcom/gcc-qdu1000.c b/drivers/clk/qcom/gcc-qdu1000.c
>> index 5051769ad90c..5d8125c0eacc 100644
>> --- a/drivers/clk/qcom/gcc-qdu1000.c
>> +++ b/drivers/clk/qcom/gcc-qdu1000.c
>> @@ -1,6 +1,6 @@
>>   // SPDX-License-Identifier: GPL-2.0-only
>>   /*
>> - * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
>> + * Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved.
>>    */
>>   
>>   #include <linux/clk-provider.h>
>> @@ -17,6 +17,7 @@
>>   #include "clk-regmap-divider.h"
>>   #include "clk-regmap-mux.h"
>>   #include "clk-regmap-phy-mux.h"
>> +#include "gdsc.h"
>>   #include "reset.h"
>>   
>>   enum {
>> @@ -370,16 +371,6 @@ static const struct clk_parent_data gcc_parent_data_6[] = {
>>   	{ .index = DT_TCXO_IDX },
>>   };
>>   
>> -static const struct parent_map gcc_parent_map_7[] = {
>> -	{ P_PCIE_0_PIPE_CLK, 0 },
>> -	{ P_BI_TCXO, 2 },
>> -};
>> -
>> -static const struct clk_parent_data gcc_parent_data_7[] = {
>> -	{ .index = DT_PCIE_0_PIPE_CLK_IDX },
>> -	{ .index = DT_TCXO_IDX },
>> -};
>> -
>>   static const struct parent_map gcc_parent_map_8[] = {
>>   	{ P_BI_TCXO, 0 },
>>   	{ P_GCC_GPLL0_OUT_MAIN, 1 },
>> @@ -439,16 +430,15 @@ static struct clk_regmap_mux gcc_pcie_0_phy_aux_clk_src = {
>>   	},
>>   };
>>   
>> -static struct clk_regmap_mux gcc_pcie_0_pipe_clk_src = {
>> +static struct clk_regmap_phy_mux gcc_pcie_0_pipe_clk_src = {
>>   	.reg = 0x9d064,
>> -	.shift = 0,
>> -	.width = 2,
>> -	.parent_map = gcc_parent_map_7,
>>   	.clkr = {
>>   		.hw.init = &(const struct clk_init_data) {
>>   			.name = "gcc_pcie_0_pipe_clk_src",
>> -			.parent_data = gcc_parent_data_7,
>> -			.num_parents = ARRAY_SIZE(gcc_parent_data_7),
>> +			.parent_data = &(const struct clk_parent_data){
>> +				.index = DT_PCIE_0_PIPE_CLK_IDX,
>> +			},
>> +			.num_parents = 1,
>>   			.ops = &clk_regmap_phy_mux_ops,
>>   		},
>>   	},
>> @@ -485,7 +475,7 @@ static struct clk_rcg2 gcc_aggre_noc_ecpri_dma_clk_src = {
>>   		.name = "gcc_aggre_noc_ecpri_dma_clk_src",
>>   		.parent_data = gcc_parent_data_4,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_4),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -505,7 +495,7 @@ static struct clk_rcg2 gcc_aggre_noc_ecpri_gsi_clk_src = {
>>   		.name = "gcc_aggre_noc_ecpri_gsi_clk_src",
>>   		.parent_data = gcc_parent_data_5,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_5),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -524,7 +514,7 @@ static struct clk_rcg2 gcc_gp1_clk_src = {
>>   		.name = "gcc_gp1_clk_src",
>>   		.parent_data = gcc_parent_data_1,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_1),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -538,7 +528,7 @@ static struct clk_rcg2 gcc_gp2_clk_src = {
>>   		.name = "gcc_gp2_clk_src",
>>   		.parent_data = gcc_parent_data_1,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_1),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -552,7 +542,7 @@ static struct clk_rcg2 gcc_gp3_clk_src = {
>>   		.name = "gcc_gp3_clk_src",
>>   		.parent_data = gcc_parent_data_1,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_1),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -571,7 +561,7 @@ static struct clk_rcg2 gcc_pcie_0_aux_clk_src = {
>>   		.name = "gcc_pcie_0_aux_clk_src",
>>   		.parent_data = gcc_parent_data_3,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_3),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -591,7 +581,7 @@ static struct clk_rcg2 gcc_pcie_0_phy_rchng_clk_src = {
>>   		.name = "gcc_pcie_0_phy_rchng_clk_src",
>>   		.parent_data = gcc_parent_data_0,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -610,7 +600,7 @@ static struct clk_rcg2 gcc_pdm2_clk_src = {
>>   		.name = "gcc_pdm2_clk_src",
>>   		.parent_data = gcc_parent_data_0,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -632,7 +622,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s0_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s0_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s0_clk_src = {
>> @@ -648,7 +638,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s1_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s1_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s1_clk_src = {
>> @@ -664,7 +654,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s2_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s2_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s2_clk_src = {
>> @@ -680,7 +670,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s3_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s3_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s3_clk_src = {
>> @@ -696,7 +686,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s4_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s4_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s4_clk_src = {
>> @@ -717,7 +707,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s5_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s5_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s5_clk_src = {
>> @@ -733,7 +723,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s6_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s6_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s6_clk_src = {
>> @@ -749,7 +739,7 @@ static struct clk_init_data gcc_qupv3_wrap0_s7_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap0_s7_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap0_s7_clk_src = {
>> @@ -765,7 +755,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s0_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s0_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s0_clk_src = {
>> @@ -781,7 +771,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s1_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s1_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s1_clk_src = {
>> @@ -797,7 +787,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s2_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s2_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s2_clk_src = {
>> @@ -813,7 +803,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s3_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s3_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s3_clk_src = {
>> @@ -829,7 +819,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s4_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s4_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s4_clk_src = {
>> @@ -845,7 +835,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s5_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s5_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s5_clk_src = {
>> @@ -861,7 +851,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s6_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s6_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s6_clk_src = {
>> @@ -877,7 +867,7 @@ static struct clk_init_data gcc_qupv3_wrap1_s7_clk_src_init = {
>>   	.name = "gcc_qupv3_wrap1_s7_clk_src",
>>   	.parent_data = gcc_parent_data_0,
>>   	.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -	.ops = &clk_rcg2_ops,
>> +	.ops = &clk_rcg2_shared_ops,
>>   };
>>   
>>   static struct clk_rcg2 gcc_qupv3_wrap1_s7_clk_src = {
>> @@ -913,7 +903,7 @@ static struct clk_rcg2 gcc_sdcc5_apps_clk_src = {
>>   		.name = "gcc_sdcc5_apps_clk_src",
>>   		.parent_data = gcc_parent_data_8,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_8),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_floor_ops,
>>   	},
>>   };
>>   
>> @@ -932,7 +922,7 @@ static struct clk_rcg2 gcc_sdcc5_ice_core_clk_src = {
>>   		.name = "gcc_sdcc5_ice_core_clk_src",
>>   		.parent_data = gcc_parent_data_2,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_2),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_floor_ops,
>>   	},
>>   };
>>   
>> @@ -946,7 +936,7 @@ static struct clk_rcg2 gcc_sm_bus_xo_clk_src = {
>>   		.name = "gcc_sm_bus_xo_clk_src",
>>   		.parent_data = gcc_parent_data_2,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_2),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -965,7 +955,7 @@ static struct clk_rcg2 gcc_tsc_clk_src = {
>>   		.name = "gcc_tsc_clk_src",
>>   		.parent_data = gcc_parent_data_9,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_9),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -985,7 +975,7 @@ static struct clk_rcg2 gcc_usb30_prim_master_clk_src = {
>>   		.name = "gcc_usb30_prim_master_clk_src",
>>   		.parent_data = gcc_parent_data_0,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -999,7 +989,7 @@ static struct clk_rcg2 gcc_usb30_prim_mock_utmi_clk_src = {
>>   		.name = "gcc_usb30_prim_mock_utmi_clk_src",
>>   		.parent_data = gcc_parent_data_0,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_0),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -1013,7 +1003,7 @@ static struct clk_rcg2 gcc_usb3_prim_phy_aux_clk_src = {
>>   		.name = "gcc_usb3_prim_phy_aux_clk_src",
>>   		.parent_data = gcc_parent_data_3,
>>   		.num_parents = ARRAY_SIZE(gcc_parent_data_3),
>> -		.ops = &clk_rcg2_ops,
>> +		.ops = &clk_rcg2_shared_ops,
>>   	},
>>   };
>>   
>> @@ -1142,6 +1132,26 @@ static struct clk_branch gcc_ddrss_ecpri_dma_clk = {
>>   	},
>>   };
>>   
>> +static struct clk_branch gcc_ddrss_ecpri_gsi_clk = {
>> +	.halt_reg = 0x54298,
>> +	.halt_check = BRANCH_HALT_VOTED,
>> +	.hwcg_reg = 0x54298,
>> +	.hwcg_bit = 1,
>> +	.clkr = {
>> +		.enable_reg = 0x54298,
>> +		.enable_mask = BIT(0),
>> +		.hw.init = &(const struct clk_init_data) {
>> +			.name = "gcc_ddrss_ecpri_gsi_clk",
>> +			.parent_hws = (const struct clk_hw*[]) {
>> +				&gcc_aggre_noc_ecpri_gsi_clk_src.clkr.hw,
>> +			},
>> +			.num_parents = 1,
>> +			.flags = CLK_SET_RATE_PARENT,
>> +			.ops = &clk_branch2_aon_ops,
>> +		},
>> +	},
>> +};
>> +
>>   static struct clk_branch gcc_ecpri_ahb_clk = {
>>   	.halt_reg = 0x3a008,
>>   	.halt_check = BRANCH_HALT_VOTED,
>> @@ -1458,14 +1468,13 @@ static struct clk_branch gcc_pcie_0_cfg_ahb_clk = {
>>   
>>   static struct clk_branch gcc_pcie_0_clkref_en = {
>>   	.halt_reg = 0x9c004,
>> -	.halt_bit = 31,
>>   	.halt_check = BRANCH_HALT_ENABLE,
>>   	.clkr = {
>>   		.enable_reg = 0x9c004,
>>   		.enable_mask = BIT(0),
>>   		.hw.init = &(const struct clk_init_data) {
>>   			.name = "gcc_pcie_0_clkref_en",
>> -			.ops = &clk_branch_ops,
>> +			.ops = &clk_branch2_ops,
>>   		},
>>   	},
>>   };
>> @@ -2285,14 +2294,13 @@ static struct clk_branch gcc_tsc_etu_clk = {
>>   
>>   static struct clk_branch gcc_usb2_clkref_en = {
>>   	.halt_reg = 0x9c008,
>> -	.halt_bit = 31,
>>   	.halt_check = BRANCH_HALT_ENABLE,
>>   	.clkr = {
>>   		.enable_reg = 0x9c008,
>>   		.enable_mask = BIT(0),
>>   		.hw.init = &(const struct clk_init_data) {
>>   			.name = "gcc_usb2_clkref_en",
>> -			.ops = &clk_branch_ops,
>> +			.ops = &clk_branch2_ops,
>>   		},
>>   	},
>>   };
>> @@ -2402,6 +2410,39 @@ static struct clk_branch gcc_usb3_prim_phy_pipe_clk = {
>>   	},
>>   };
>>   
>> +static struct gdsc pcie_0_gdsc = {
>> +	.gdscr = 0x9d004,
>> +	.en_rest_wait_val = 0x2,
>> +	.en_few_wait_val = 0x2,
>> +	.clk_dis_wait_val = 0xf,
>> +	.pd = {
>> +		.name = "gcc_pcie_0_gdsc",
>> +	},
>> +	.pwrsts = PWRSTS_OFF_ON,
>> +};
>> +
>> +static struct gdsc pcie_0_phy_gdsc = {
>> +	.gdscr = 0x7c004,
>> +	.en_rest_wait_val = 0x2,
>> +	.en_few_wait_val = 0x2,
>> +	.clk_dis_wait_val = 0x2,
>> +	.pd = {
>> +		.name = "gcc_pcie_0_phy_gdsc",
>> +	},
>> +	.pwrsts = PWRSTS_OFF_ON,
>> +};
>> +
>> +static struct gdsc usb30_prim_gdsc = {
>> +	.gdscr = 0x49004,
>> +	.en_rest_wait_val = 0x2,
>> +	.en_few_wait_val = 0x2,
>> +	.clk_dis_wait_val = 0xf,
>> +	.pd = {
>> +		.name = "gcc_usb30_prim_gdsc",
>> +	},
>> +	.pwrsts = PWRSTS_OFF_ON,
>> +};
>> +
>>   static struct clk_regmap *gcc_qdu1000_clocks[] = {
>>   	[GCC_AGGRE_NOC_ECPRI_DMA_CLK] = &gcc_aggre_noc_ecpri_dma_clk.clkr,
>>   	[GCC_AGGRE_NOC_ECPRI_DMA_CLK_SRC] = &gcc_aggre_noc_ecpri_dma_clk_src.clkr,
>> @@ -2534,6 +2575,14 @@ static struct clk_regmap *gcc_qdu1000_clocks[] = {
>>   	[GCC_AGGRE_NOC_ECPRI_GSI_CLK] = &gcc_aggre_noc_ecpri_gsi_clk.clkr,
>>   	[GCC_PCIE_0_PHY_AUX_CLK_SRC] = &gcc_pcie_0_phy_aux_clk_src.clkr,
>>   	[GCC_PCIE_0_PIPE_CLK_SRC] = &gcc_pcie_0_pipe_clk_src.clkr,
>> +	[GCC_GPLL1_OUT_EVEN] = &gcc_gpll1_out_even.clkr,
>> +	[GCC_DDRSS_ECPRI_GSI_CLK] = NULL,
>> +};
>> +
>> +static struct gdsc *gcc_qdu1000_gdscs[] = {
>> +	[PCIE_0_GDSC] = &pcie_0_gdsc,
>> +	[PCIE_0_PHY_GDSC] = &pcie_0_phy_gdsc,
>> +	[USB30_PRIM_GDSC] = &usb30_prim_gdsc,
>>   };
>>   
>>   static const struct qcom_reset_map gcc_qdu1000_resets[] = {
>> @@ -2597,10 +2646,13 @@ static const struct qcom_cc_desc gcc_qdu1000_desc = {
>>   	.num_clks = ARRAY_SIZE(gcc_qdu1000_clocks),
>>   	.resets = gcc_qdu1000_resets,
>>   	.num_resets = ARRAY_SIZE(gcc_qdu1000_resets),
>> +	.gdscs = gcc_qdu1000_gdscs,
>> +	.num_gdscs = ARRAY_SIZE(gcc_qdu1000_gdscs),
>>   };
>>   
>>   static const struct of_device_id gcc_qdu1000_match_table[] = {
>>   	{ .compatible = "qcom,qdu1000-gcc" },
>> +	{ .compatible = "qcom,qdu1000-gcc-v2" },
>>   	{ }
>>   };
>>   MODULE_DEVICE_TABLE(of, gcc_qdu1000_match_table);
>> @@ -2617,6 +2669,12 @@ static int gcc_qdu1000_probe(struct platform_device *pdev)
>>   	/* Update FORCE_MEM_CORE_ON for gcc_pcie_0_mstr_axi_clk */
>>   	regmap_update_bits(regmap, 0x9d024, BIT(14), BIT(14));
>>   
>> +	if (of_device_is_compatible(pdev->dev.of_node, "qcom,qdu1000-gcc-v2")) {
>> +		gcc_qdu1000_clocks[GCC_DDRSS_ECPRI_GSI_CLK] = &gcc_ddrss_ecpri_gsi_clk.clkr;
>> +		gcc_pcie_0_clkref_en.halt_check = BRANCH_HALT_DELAY;
>> +		gcc_usb2_clkref_en.halt_check = BRANCH_HALT_DELAY;
>> +	}
>> +
>>   	ret = qcom_cc_register_rcg_dfs(regmap, gcc_dfs_clocks,
>>   				       ARRAY_SIZE(gcc_dfs_clocks));
>>   	if (ret)

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