Lines Matching +full:pl353 +full:- +full:nand +full:- +full:r2p1

1 // SPDX-License-Identifier: GPL-2.0
3  * ARM PL353 SMC driver
5  * Copyright (C) 2012 - 2018 Xilinx, Inc
18  * struct pl353_smc_data - Private smc driver structure
31 	clk_disable(pl353_smc->memclk);  in pl353_smc_suspend()
32 	clk_disable(pl353_smc->aclk);  in pl353_smc_suspend()
42 	ret = clk_enable(pl353_smc->aclk);  in pl353_smc_resume()
48 	ret = clk_enable(pl353_smc->memclk);  in pl353_smc_resume()
51 		clk_disable(pl353_smc->aclk);  in pl353_smc_resume()
63 		.compatible = "cfi-flash"
66 		.compatible = "arm,pl353-nand-r2p1",
73 	struct device_node *of_node = adev->dev.of_node;  in pl353_smc_probe()
79 	pl353_smc = devm_kzalloc(&adev->dev, sizeof(*pl353_smc), GFP_KERNEL);  in pl353_smc_probe()
81 		return -ENOMEM;  in pl353_smc_probe()
83 	pl353_smc->aclk = devm_clk_get(&adev->dev, "apb_pclk");  in pl353_smc_probe()
84 	if (IS_ERR(pl353_smc->aclk)) {  in pl353_smc_probe()
85 		dev_err(&adev->dev, "aclk clock not found.\n");  in pl353_smc_probe()
86 		return PTR_ERR(pl353_smc->aclk);  in pl353_smc_probe()
89 	pl353_smc->memclk = devm_clk_get(&adev->dev, "memclk");  in pl353_smc_probe()
90 	if (IS_ERR(pl353_smc->memclk)) {  in pl353_smc_probe()
91 		dev_err(&adev->dev, "memclk clock not found.\n");  in pl353_smc_probe()
92 		return PTR_ERR(pl353_smc->memclk);  in pl353_smc_probe()
95 	err = clk_prepare_enable(pl353_smc->aclk);  in pl353_smc_probe()
97 		dev_err(&adev->dev, "Unable to enable AXI clock.\n");  in pl353_smc_probe()
101 	err = clk_prepare_enable(pl353_smc->memclk);  in pl353_smc_probe()
103 		dev_err(&adev->dev, "Unable to enable memory clock.\n");  in pl353_smc_probe()
113 			dev_warn(&adev->dev, "unsupported child node\n");  in pl353_smc_probe()
119 		err = -ENODEV;  in pl353_smc_probe()
120 		dev_err(&adev->dev, "no matching children\n");  in pl353_smc_probe()
124 	of_platform_device_create(child, NULL, &adev->dev);  in pl353_smc_probe()
129 	clk_disable_unprepare(pl353_smc->memclk);  in pl353_smc_probe()
131 	clk_disable_unprepare(pl353_smc->aclk);  in pl353_smc_probe()
140 	clk_disable_unprepare(pl353_smc->memclk);  in pl353_smc_remove()
141 	clk_disable_unprepare(pl353_smc->aclk);  in pl353_smc_remove()
156 		.name = "pl353-smc",
167 MODULE_DESCRIPTION("ARM PL353 SMC Driver");