| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Björn Andersson | 4755 | 77.33% | 1 | 10.00% |
| Neil Armstrong | 568 | 9.24% | 1 | 10.00% |
| Julia Cartwright | 482 | 7.84% | 1 | 10.00% |
| Linus Walleij | 270 | 4.39% | 3 | 30.00% |
| Jonathan Marek | 45 | 0.73% | 1 | 10.00% |
| Ivan T. Ivanov | 15 | 0.24% | 1 | 10.00% |
| Corentin Labbe | 9 | 0.15% | 1 | 10.00% |
| Peter Chen | 5 | 0.08% | 1 | 10.00% |
| Total | 6149 | 10 |
/* * Copyright (c) 2014, Sony Mobile Communications AB. * Copyright (c) 2013, The Linux Foundation. All rights reserved. * Author: Bjorn Andersson <bjorn.andersson@sonymobile.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/of_platform.h> #include <linux/io.h> #include <linux/interrupt.h> #include <linux/mfd/qcom_rpm.h> #include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/clk.h> #include <dt-bindings/mfd/qcom-rpm.h> struct qcom_rpm_resource { unsigned target_id; unsigned status_id; unsigned select_id; unsigned size; }; struct qcom_rpm_data { u32 version; const struct qcom_rpm_resource *resource_table; unsigned int n_resources; unsigned int req_ctx_off; unsigned int req_sel_off; unsigned int ack_ctx_off; unsigned int ack_sel_off; unsigned int req_sel_size; unsigned int ack_sel_size; }; struct qcom_rpm { struct device *dev; struct regmap *ipc_regmap; unsigned ipc_offset; unsigned ipc_bit; struct clk *ramclk; struct completion ack; struct mutex lock; void __iomem *status_regs; void __iomem *ctrl_regs; void __iomem *req_regs; u32 ack_status; const struct qcom_rpm_data *data; }; #define RPM_STATUS_REG(rpm, i) ((rpm)->status_regs + (i) * 4) #define RPM_CTRL_REG(rpm, i) ((rpm)->ctrl_regs + (i) * 4) #define RPM_REQ_REG(rpm, i) ((rpm)->req_regs + (i) * 4) #define RPM_REQUEST_TIMEOUT (5 * HZ) #define RPM_MAX_SEL_SIZE 7 #define RPM_NOTIFICATION BIT(30) #define RPM_REJECTED BIT(31) static const struct qcom_rpm_resource apq8064_rpm_resource_table[] = { [QCOM_RPM_CXO_CLK] = { 25, 9, 5, 1 }, [QCOM_RPM_PXO_CLK] = { 26, 10, 6, 1 }, [QCOM_RPM_APPS_FABRIC_CLK] = { 27, 11, 8, 1 }, [QCOM_RPM_SYS_FABRIC_CLK] = { 28, 12, 9, 1 }, [QCOM_RPM_MM_FABRIC_CLK] = { 29, 13, 10, 1 }, [QCOM_RPM_DAYTONA_FABRIC_CLK] = { 30, 14, 11, 1 }, [QCOM_RPM_SFPB_CLK] = { 31, 15, 12, 1 }, [QCOM_RPM_CFPB_CLK] = { 32, 16, 13, 1 }, [QCOM_RPM_MMFPB_CLK] = { 33, 17, 14, 1 }, [QCOM_RPM_EBI1_CLK] = { 34, 18, 16, 1 }, [QCOM_RPM_APPS_FABRIC_HALT] = { 35, 19, 18, 1 }, [QCOM_RPM_APPS_FABRIC_MODE] = { 37, 20, 19, 1 }, [QCOM_RPM_APPS_FABRIC_IOCTL] = { 40, 21, 20, 1 }, [QCOM_RPM_APPS_FABRIC_ARB] = { 41, 22, 21, 12 }, [QCOM_RPM_SYS_FABRIC_HALT] = { 53, 23, 22, 1 }, [QCOM_RPM_SYS_FABRIC_MODE] = { 55, 24, 23, 1 }, [QCOM_RPM_SYS_FABRIC_IOCTL] = { 58, 25, 24, 1 }, [QCOM_RPM_SYS_FABRIC_ARB] = { 59, 26, 25, 30 }, [QCOM_RPM_MM_FABRIC_HALT] = { 89, 27, 26, 1 }, [QCOM_RPM_MM_FABRIC_MODE] = { 91, 28, 27, 1 }, [QCOM_RPM_MM_FABRIC_IOCTL] = { 94, 29, 28, 1 }, [QCOM_RPM_MM_FABRIC_ARB] = { 95, 30, 29, 21 }, [QCOM_RPM_PM8921_SMPS1] = { 116, 31, 30, 2 }, [QCOM_RPM_PM8921_SMPS2] = { 118, 33, 31, 2 }, [QCOM_RPM_PM8921_SMPS3] = { 120, 35, 32, 2 }, [QCOM_RPM_PM8921_SMPS4] = { 122, 37, 33, 2 }, [QCOM_RPM_PM8921_SMPS5] = { 124, 39, 34, 2 }, [QCOM_RPM_PM8921_SMPS6] = { 126, 41, 35, 2 }, [QCOM_RPM_PM8921_SMPS7] = { 128, 43, 36, 2 }, [QCOM_RPM_PM8921_SMPS8] = { 130, 45, 37, 2 }, [QCOM_RPM_PM8921_LDO1] = { 132, 47, 38, 2 }, [QCOM_RPM_PM8921_LDO2] = { 134, 49, 39, 2 }, [QCOM_RPM_PM8921_LDO3] = { 136, 51, 40, 2 }, [QCOM_RPM_PM8921_LDO4] = { 138, 53, 41, 2 }, [QCOM_RPM_PM8921_LDO5] = { 140, 55, 42, 2 }, [QCOM_RPM_PM8921_LDO6] = { 142, 57, 43, 2 }, [QCOM_RPM_PM8921_LDO7] = { 144, 59, 44, 2 }, [QCOM_RPM_PM8921_LDO8] = { 146, 61, 45, 2 }, [QCOM_RPM_PM8921_LDO9] = { 148, 63, 46, 2 }, [QCOM_RPM_PM8921_LDO10] = { 150, 65, 47, 2 }, [QCOM_RPM_PM8921_LDO11] = { 152, 67, 48, 2 }, [QCOM_RPM_PM8921_LDO12] = { 154, 69, 49, 2 }, [QCOM_RPM_PM8921_LDO13] = { 156, 71, 50, 2 }, [QCOM_RPM_PM8921_LDO14] = { 158, 73, 51, 2 }, [QCOM_RPM_PM8921_LDO15] = { 160, 75, 52, 2 }, [QCOM_RPM_PM8921_LDO16] = { 162, 77, 53, 2 }, [QCOM_RPM_PM8921_LDO17] = { 164, 79, 54, 2 }, [QCOM_RPM_PM8921_LDO18] = { 166, 81, 55, 2 }, [QCOM_RPM_PM8921_LDO19] = { 168, 83, 56, 2 }, [QCOM_RPM_PM8921_LDO20] = { 170, 85, 57, 2 }, [QCOM_RPM_PM8921_LDO21] = { 172, 87, 58, 2 }, [QCOM_RPM_PM8921_LDO22] = { 174, 89, 59, 2 }, [QCOM_RPM_PM8921_LDO23] = { 176, 91, 60, 2 }, [QCOM_RPM_PM8921_LDO24] = { 178, 93, 61, 2 }, [QCOM_RPM_PM8921_LDO25] = { 180, 95, 62, 2 }, [QCOM_RPM_PM8921_LDO26] = { 182, 97, 63, 2 }, [QCOM_RPM_PM8921_LDO27] = { 184, 99, 64, 2 }, [QCOM_RPM_PM8921_LDO28] = { 186, 101, 65, 2 }, [QCOM_RPM_PM8921_LDO29] = { 188, 103, 66, 2 }, [QCOM_RPM_PM8921_CLK1] = { 190, 105, 67, 2 }, [QCOM_RPM_PM8921_CLK2] = { 192, 107, 68, 2 }, [QCOM_RPM_PM8921_LVS1] = { 194, 109, 69, 1 }, [QCOM_RPM_PM8921_LVS2] = { 195, 110, 70, 1 }, [QCOM_RPM_PM8921_LVS3] = { 196, 111, 71, 1 }, [QCOM_RPM_PM8921_LVS4] = { 197, 112, 72, 1 }, [QCOM_RPM_PM8921_LVS5] = { 198, 113, 73, 1 }, [QCOM_RPM_PM8921_LVS6] = { 199, 114, 74, 1 }, [QCOM_RPM_PM8921_LVS7] = { 200, 115, 75, 1 }, [QCOM_RPM_PM8821_SMPS1] = { 201, 116, 76, 2 }, [QCOM_RPM_PM8821_SMPS2] = { 203, 118, 77, 2 }, [QCOM_RPM_PM8821_LDO1] = { 205, 120, 78, 2 }, [QCOM_RPM_PM8921_NCP] = { 207, 122, 80, 2 }, [QCOM_RPM_CXO_BUFFERS] = { 209, 124, 81, 1 }, [QCOM_RPM_USB_OTG_SWITCH] = { 210, 125, 82, 1 }, [QCOM_RPM_HDMI_SWITCH] = { 211, 126, 83, 1 }, [QCOM_RPM_DDR_DMM] = { 212, 127, 84, 2 }, [QCOM_RPM_QDSS_CLK] = { 214, ~0, 7, 1 }, [QCOM_RPM_VDDMIN_GPIO] = { 215, 131, 89, 1 }, }; static const struct qcom_rpm_data apq8064_template = { .version = 3, .resource_table = apq8064_rpm_resource_table, .n_resources = ARRAY_SIZE(apq8064_rpm_resource_table), .req_ctx_off = 3, .req_sel_off = 11, .ack_ctx_off = 15, .ack_sel_off = 23, .req_sel_size = 4, .ack_sel_size = 7, }; static const struct qcom_rpm_resource msm8660_rpm_resource_table[] = { [QCOM_RPM_CXO_CLK] = { 32, 12, 5, 1 }, [QCOM_RPM_PXO_CLK] = { 33, 13, 6, 1 }, [QCOM_RPM_PLL_4] = { 34, 14, 7, 1 }, [QCOM_RPM_APPS_FABRIC_CLK] = { 35, 15, 8, 1 }, [QCOM_RPM_SYS_FABRIC_CLK] = { 36, 16, 9, 1 }, [QCOM_RPM_MM_FABRIC_CLK] = { 37, 17, 10, 1 }, [QCOM_RPM_DAYTONA_FABRIC_CLK] = { 38, 18, 11, 1 }, [QCOM_RPM_SFPB_CLK] = { 39, 19, 12, 1 }, [QCOM_RPM_CFPB_CLK] = { 40, 20, 13, 1 }, [QCOM_RPM_MMFPB_CLK] = { 41, 21, 14, 1 }, [QCOM_RPM_SMI_CLK] = { 42, 22, 15, 1 }, [QCOM_RPM_EBI1_CLK] = { 43, 23, 16, 1 }, [QCOM_RPM_APPS_L2_CACHE_CTL] = { 44, 24, 17, 1 }, [QCOM_RPM_APPS_FABRIC_HALT] = { 45, 25, 18, 2 }, [QCOM_RPM_APPS_FABRIC_MODE] = { 47, 26, 19, 3 }, [QCOM_RPM_APPS_FABRIC_ARB] = { 51, 28, 21, 6 }, [QCOM_RPM_SYS_FABRIC_HALT] = { 63, 29, 22, 2 }, [QCOM_RPM_SYS_FABRIC_MODE] = { 65, 30, 23, 3 }, [QCOM_RPM_SYS_FABRIC_ARB] = { 69, 32, 25, 22 }, [QCOM_RPM_MM_FABRIC_HALT] = { 105, 33, 26, 2 }, [QCOM_RPM_MM_FABRIC_MODE] = { 107, 34, 27, 3 }, [QCOM_RPM_MM_FABRIC_ARB] = { 111, 36, 29, 23 }, [QCOM_RPM_PM8901_SMPS0] = { 134, 37, 30, 2 }, [QCOM_RPM_PM8901_SMPS1] = { 136, 39, 31, 2 }, [QCOM_RPM_PM8901_SMPS2] = { 138, 41, 32, 2 }, [QCOM_RPM_PM8901_SMPS3] = { 140, 43, 33, 2 }, [QCOM_RPM_PM8901_SMPS4] = { 142, 45, 34, 2 }, [QCOM_RPM_PM8901_LDO0] = { 144, 47, 35, 2 }, [QCOM_RPM_PM8901_LDO1] = { 146, 49, 36, 2 }, [QCOM_RPM_PM8901_LDO2] = { 148, 51, 37, 2 }, [QCOM_RPM_PM8901_LDO3] = { 150, 53, 38, 2 }, [QCOM_RPM_PM8901_LDO4] = { 152, 55, 39, 2 }, [QCOM_RPM_PM8901_LDO5] = { 154, 57, 40, 2 }, [QCOM_RPM_PM8901_LDO6] = { 156, 59, 41, 2 }, [QCOM_RPM_PM8901_LVS0] = { 158, 61, 42, 1 }, [QCOM_RPM_PM8901_LVS1] = { 159, 62, 43, 1 }, [QCOM_RPM_PM8901_LVS2] = { 160, 63, 44, 1 }, [QCOM_RPM_PM8901_LVS3] = { 161, 64, 45, 1 }, [QCOM_RPM_PM8901_MVS] = { 162, 65, 46, 1 }, [QCOM_RPM_PM8058_SMPS0] = { 163, 66, 47, 2 }, [QCOM_RPM_PM8058_SMPS1] = { 165, 68, 48, 2 }, [QCOM_RPM_PM8058_SMPS2] = { 167, 70, 49, 2 }, [QCOM_RPM_PM8058_SMPS3] = { 169, 72, 50, 2 }, [QCOM_RPM_PM8058_SMPS4] = { 171, 74, 51, 2 }, [QCOM_RPM_PM8058_LDO0] = { 173, 76, 52, 2 }, [QCOM_RPM_PM8058_LDO1] = { 175, 78, 53, 2 }, [QCOM_RPM_PM8058_LDO2] = { 177, 80, 54, 2 }, [QCOM_RPM_PM8058_LDO3] = { 179, 82, 55, 2 }, [QCOM_RPM_PM8058_LDO4] = { 181, 84, 56, 2 }, [QCOM_RPM_PM8058_LDO5] = { 183, 86, 57, 2 }, [QCOM_RPM_PM8058_LDO6] = { 185, 88, 58, 2 }, [QCOM_RPM_PM8058_LDO7] = { 187, 90, 59, 2 }, [QCOM_RPM_PM8058_LDO8] = { 189, 92, 60, 2 }, [QCOM_RPM_PM8058_LDO9] = { 191, 94, 61, 2 }, [QCOM_RPM_PM8058_LDO10] = { 193, 96, 62, 2 }, [QCOM_RPM_PM8058_LDO11] = { 195, 98, 63, 2 }, [QCOM_RPM_PM8058_LDO12] = { 197, 100, 64, 2 }, [QCOM_RPM_PM8058_LDO13] = { 199, 102, 65, 2 }, [QCOM_RPM_PM8058_LDO14] = { 201, 104, 66, 2 }, [QCOM_RPM_PM8058_LDO15] = { 203, 106, 67, 2 }, [QCOM_RPM_PM8058_LDO16] = { 205, 108, 68, 2 }, [QCOM_RPM_PM8058_LDO17] = { 207, 110, 69, 2 }, [QCOM_RPM_PM8058_LDO18] = { 209, 112, 70, 2 }, [QCOM_RPM_PM8058_LDO19] = { 211, 114, 71, 2 }, [QCOM_RPM_PM8058_LDO20] = { 213, 116, 72, 2 }, [QCOM_RPM_PM8058_LDO21] = { 215, 118, 73, 2 }, [QCOM_RPM_PM8058_LDO22] = { 217, 120, 74, 2 }, [QCOM_RPM_PM8058_LDO23] = { 219, 122, 75, 2 }, [QCOM_RPM_PM8058_LDO24] = { 221, 124, 76, 2 }, [QCOM_RPM_PM8058_LDO25] = { 223, 126, 77, 2 }, [QCOM_RPM_PM8058_LVS0] = { 225, 128, 78, 1 }, [QCOM_RPM_PM8058_LVS1] = { 226, 129, 79, 1 }, [QCOM_RPM_PM8058_NCP] = { 227, 130, 80, 2 }, [QCOM_RPM_CXO_BUFFERS] = { 229, 132, 81, 1 }, }; static const struct qcom_rpm_data msm8660_template = { .version = 2, .resource_table = msm8660_rpm_resource_table, .n_resources = ARRAY_SIZE(msm8660_rpm_resource_table), .req_ctx_off = 3, .req_sel_off = 11, .ack_ctx_off = 19, .ack_sel_off = 27, .req_sel_size = 7, .ack_sel_size = 7, }; static const struct qcom_rpm_resource msm8960_rpm_resource_table[] = { [QCOM_RPM_CXO_CLK] = { 25, 9, 5, 1 }, [QCOM_RPM_PXO_CLK] = { 26, 10, 6, 1 }, [QCOM_RPM_APPS_FABRIC_CLK] = { 27, 11, 8, 1 }, [QCOM_RPM_SYS_FABRIC_CLK] = { 28, 12, 9, 1 }, [QCOM_RPM_MM_FABRIC_CLK] = { 29, 13, 10, 1 }, [QCOM_RPM_DAYTONA_FABRIC_CLK] = { 30, 14, 11, 1 }, [QCOM_RPM_SFPB_CLK] = { 31, 15, 12, 1 }, [QCOM_RPM_CFPB_CLK] = { 32, 16, 13, 1 }, [QCOM_RPM_MMFPB_CLK] = { 33, 17, 14, 1 }, [QCOM_RPM_EBI1_CLK] = { 34, 18, 16, 1 }, [QCOM_RPM_APPS_FABRIC_HALT] = { 35, 19, 18, 1 }, [QCOM_RPM_APPS_FABRIC_MODE] = { 37, 20, 19, 1 }, [QCOM_RPM_APPS_FABRIC_IOCTL] = { 40, 21, 20, 1 }, [QCOM_RPM_APPS_FABRIC_ARB] = { 41, 22, 21, 12 }, [QCOM_RPM_SYS_FABRIC_HALT] = { 53, 23, 22, 1 }, [QCOM_RPM_SYS_FABRIC_MODE] = { 55, 24, 23, 1 }, [QCOM_RPM_SYS_FABRIC_IOCTL] = { 58, 25, 24, 1 }, [QCOM_RPM_SYS_FABRIC_ARB] = { 59, 26, 25, 29 }, [QCOM_RPM_MM_FABRIC_HALT] = { 88, 27, 26, 1 }, [QCOM_RPM_MM_FABRIC_MODE] = { 90, 28, 27, 1 }, [QCOM_RPM_MM_FABRIC_IOCTL] = { 93, 29, 28, 1 }, [QCOM_RPM_MM_FABRIC_ARB] = { 94, 30, 29, 23 }, [QCOM_RPM_PM8921_SMPS1] = { 117, 31, 30, 2 }, [QCOM_RPM_PM8921_SMPS2] = { 119, 33, 31, 2 }, [QCOM_RPM_PM8921_SMPS3] = { 121, 35, 32, 2 }, [QCOM_RPM_PM8921_SMPS4] = { 123, 37, 33, 2 }, [QCOM_RPM_PM8921_SMPS5] = { 125, 39, 34, 2 }, [QCOM_RPM_PM8921_SMPS6] = { 127, 41, 35, 2 }, [QCOM_RPM_PM8921_SMPS7] = { 129, 43, 36, 2 }, [QCOM_RPM_PM8921_SMPS8] = { 131, 45, 37, 2 }, [QCOM_RPM_PM8921_LDO1] = { 133, 47, 38, 2 }, [QCOM_RPM_PM8921_LDO2] = { 135, 49, 39, 2 }, [QCOM_RPM_PM8921_LDO3] = { 137, 51, 40, 2 }, [QCOM_RPM_PM8921_LDO4] = { 139, 53, 41, 2 }, [QCOM_RPM_PM8921_LDO5] = { 141, 55, 42, 2 }, [QCOM_RPM_PM8921_LDO6] = { 143, 57, 43, 2 }, [QCOM_RPM_PM8921_LDO7] = { 145, 59, 44, 2 }, [QCOM_RPM_PM8921_LDO8] = { 147, 61, 45, 2 }, [QCOM_RPM_PM8921_LDO9] = { 149, 63, 46, 2 }, [QCOM_RPM_PM8921_LDO10] = { 151, 65, 47, 2 }, [QCOM_RPM_PM8921_LDO11] = { 153, 67, 48, 2 }, [QCOM_RPM_PM8921_LDO12] = { 155, 69, 49, 2 }, [QCOM_RPM_PM8921_LDO13] = { 157, 71, 50, 2 }, [QCOM_RPM_PM8921_LDO14] = { 159, 73, 51, 2 }, [QCOM_RPM_PM8921_LDO15] = { 161, 75, 52, 2 }, [QCOM_RPM_PM8921_LDO16] = { 163, 77, 53, 2 }, [QCOM_RPM_PM8921_LDO17] = { 165, 79, 54, 2 }, [QCOM_RPM_PM8921_LDO18] = { 167, 81, 55, 2 }, [QCOM_RPM_PM8921_LDO19] = { 169, 83, 56, 2 }, [QCOM_RPM_PM8921_LDO20] = { 171, 85, 57, 2 }, [QCOM_RPM_PM8921_LDO21] = { 173, 87, 58, 2 }, [QCOM_RPM_PM8921_LDO22] = { 175, 89, 59, 2 }, [QCOM_RPM_PM8921_LDO23] = { 177, 91, 60, 2 }, [QCOM_RPM_PM8921_LDO24] = { 179, 93, 61, 2 }, [QCOM_RPM_PM8921_LDO25] = { 181, 95, 62, 2 }, [QCOM_RPM_PM8921_LDO26] = { 183, 97, 63, 2 }, [QCOM_RPM_PM8921_LDO27] = { 185, 99, 64, 2 }, [QCOM_RPM_PM8921_LDO28] = { 187, 101, 65, 2 }, [QCOM_RPM_PM8921_LDO29] = { 189, 103, 66, 2 }, [QCOM_RPM_PM8921_CLK1] = { 191, 105, 67, 2 }, [QCOM_RPM_PM8921_CLK2] = { 193, 107, 68, 2 }, [QCOM_RPM_PM8921_LVS1] = { 195, 109, 69, 1 }, [QCOM_RPM_PM8921_LVS2] = { 196, 110, 70, 1 }, [QCOM_RPM_PM8921_LVS3] = { 197, 111, 71, 1 }, [QCOM_RPM_PM8921_LVS4] = { 198, 112, 72, 1 }, [QCOM_RPM_PM8921_LVS5] = { 199, 113, 73, 1 }, [QCOM_RPM_PM8921_LVS6] = { 200, 114, 74, 1 }, [QCOM_RPM_PM8921_LVS7] = { 201, 115, 75, 1 }, [QCOM_RPM_PM8921_NCP] = { 202, 116, 80, 2 }, [QCOM_RPM_CXO_BUFFERS] = { 204, 118, 81, 1 }, [QCOM_RPM_USB_OTG_SWITCH] = { 205, 119, 82, 1 }, [QCOM_RPM_HDMI_SWITCH] = { 206, 120, 83, 1 }, [QCOM_RPM_DDR_DMM] = { 207, 121, 84, 2 }, }; static const struct qcom_rpm_data msm8960_template = { .version = 3, .resource_table = msm8960_rpm_resource_table, .n_resources = ARRAY_SIZE(msm8960_rpm_resource_table), .req_ctx_off = 3, .req_sel_off = 11, .ack_ctx_off = 15, .ack_sel_off = 23, .req_sel_size = 4, .ack_sel_size = 7, }; static const struct qcom_rpm_resource ipq806x_rpm_resource_table[] = { [QCOM_RPM_CXO_CLK] = { 25, 9, 5, 1 }, [QCOM_RPM_PXO_CLK] = { 26, 10, 6, 1 }, [QCOM_RPM_APPS_FABRIC_CLK] = { 27, 11, 8, 1 }, [QCOM_RPM_SYS_FABRIC_CLK] = { 28, 12, 9, 1 }, [QCOM_RPM_NSS_FABRIC_0_CLK] = { 29, 13, 10, 1 }, [QCOM_RPM_DAYTONA_FABRIC_CLK] = { 30, 14, 11, 1 }, [QCOM_RPM_SFPB_CLK] = { 31, 15, 12, 1 }, [QCOM_RPM_CFPB_CLK] = { 32, 16, 13, 1 }, [QCOM_RPM_NSS_FABRIC_1_CLK] = { 33, 17, 14, 1 }, [QCOM_RPM_EBI1_CLK] = { 34, 18, 16, 1 }, [QCOM_RPM_APPS_FABRIC_HALT] = { 35, 19, 18, 2 }, [QCOM_RPM_APPS_FABRIC_MODE] = { 37, 20, 19, 3 }, [QCOM_RPM_APPS_FABRIC_IOCTL] = { 40, 21, 20, 1 }, [QCOM_RPM_APPS_FABRIC_ARB] = { 41, 22, 21, 12 }, [QCOM_RPM_SYS_FABRIC_HALT] = { 53, 23, 22, 2 }, [QCOM_RPM_SYS_FABRIC_MODE] = { 55, 24, 23, 3 }, [QCOM_RPM_SYS_FABRIC_IOCTL] = { 58, 25, 24, 1 }, [QCOM_RPM_SYS_FABRIC_ARB] = { 59, 26, 25, 30 }, [QCOM_RPM_MM_FABRIC_HALT] = { 89, 27, 26, 2 }, [QCOM_RPM_MM_FABRIC_MODE] = { 91, 28, 27, 3 }, [QCOM_RPM_MM_FABRIC_IOCTL] = { 94, 29, 28, 1 }, [QCOM_RPM_MM_FABRIC_ARB] = { 95, 30, 29, 2 }, [QCOM_RPM_CXO_BUFFERS] = { 209, 33, 31, 1 }, [QCOM_RPM_USB_OTG_SWITCH] = { 210, 34, 32, 1 }, [QCOM_RPM_HDMI_SWITCH] = { 211, 35, 33, 1 }, [QCOM_RPM_DDR_DMM] = { 212, 36, 34, 2 }, [QCOM_RPM_VDDMIN_GPIO] = { 215, 40, 39, 1 }, [QCOM_RPM_SMB208_S1a] = { 216, 41, 90, 2 }, [QCOM_RPM_SMB208_S1b] = { 218, 43, 91, 2 }, [QCOM_RPM_SMB208_S2a] = { 220, 45, 92, 2 }, [QCOM_RPM_SMB208_S2b] = { 222, 47, 93, 2 }, }; static const struct qcom_rpm_data ipq806x_template = { .version = 3, .resource_table = ipq806x_rpm_resource_table, .n_resources = ARRAY_SIZE(ipq806x_rpm_resource_table), .req_ctx_off = 3, .req_sel_off = 11, .ack_ctx_off = 15, .ack_sel_off = 23, .req_sel_size = 4, .ack_sel_size = 7, }; static const struct qcom_rpm_resource mdm9615_rpm_resource_table[] = { [QCOM_RPM_CXO_CLK] = { 25, 9, 5, 1 }, [QCOM_RPM_SYS_FABRIC_CLK] = { 26, 10, 9, 1 }, [QCOM_RPM_DAYTONA_FABRIC_CLK] = { 27, 11, 11, 1 }, [QCOM_RPM_SFPB_CLK] = { 28, 12, 12, 1 }, [QCOM_RPM_CFPB_CLK] = { 29, 13, 13, 1 }, [QCOM_RPM_EBI1_CLK] = { 30, 14, 16, 1 }, [QCOM_RPM_APPS_FABRIC_HALT] = { 31, 15, 22, 2 }, [QCOM_RPM_APPS_FABRIC_MODE] = { 33, 16, 23, 3 }, [QCOM_RPM_APPS_FABRIC_IOCTL] = { 36, 17, 24, 1 }, [QCOM_RPM_APPS_FABRIC_ARB] = { 37, 18, 25, 27 }, [QCOM_RPM_PM8018_SMPS1] = { 64, 19, 30, 2 }, [QCOM_RPM_PM8018_SMPS2] = { 66, 21, 31, 2 }, [QCOM_RPM_PM8018_SMPS3] = { 68, 23, 32, 2 }, [QCOM_RPM_PM8018_SMPS4] = { 70, 25, 33, 2 }, [QCOM_RPM_PM8018_SMPS5] = { 72, 27, 34, 2 }, [QCOM_RPM_PM8018_LDO1] = { 74, 29, 35, 2 }, [QCOM_RPM_PM8018_LDO2] = { 76, 31, 36, 2 }, [QCOM_RPM_PM8018_LDO3] = { 78, 33, 37, 2 }, [QCOM_RPM_PM8018_LDO4] = { 80, 35, 38, 2 }, [QCOM_RPM_PM8018_LDO5] = { 82, 37, 39, 2 }, [QCOM_RPM_PM8018_LDO6] = { 84, 39, 40, 2 }, [QCOM_RPM_PM8018_LDO7] = { 86, 41, 41, 2 }, [QCOM_RPM_PM8018_LDO8] = { 88, 43, 42, 2 }, [QCOM_RPM_PM8018_LDO9] = { 90, 45, 43, 2 }, [QCOM_RPM_PM8018_LDO10] = { 92, 47, 44, 2 }, [QCOM_RPM_PM8018_LDO11] = { 94, 49, 45, 2 }, [QCOM_RPM_PM8018_LDO12] = { 96, 51, 46, 2 }, [QCOM_RPM_PM8018_LDO13] = { 98, 53, 47, 2 }, [QCOM_RPM_PM8018_LDO14] = { 100, 55, 48, 2 }, [QCOM_RPM_PM8018_LVS1] = { 102, 57, 49, 1 }, [QCOM_RPM_PM8018_NCP] = { 103, 58, 80, 2 }, [QCOM_RPM_CXO_BUFFERS] = { 105, 60, 81, 1 }, [QCOM_RPM_USB_OTG_SWITCH] = { 106, 61, 82, 1 }, [QCOM_RPM_HDMI_SWITCH] = { 107, 62, 83, 1 }, [QCOM_RPM_VOLTAGE_CORNER] = { 109, 64, 87, 1 }, }; static const struct qcom_rpm_data mdm9615_template = { .version = 3, .resource_table = mdm9615_rpm_resource_table, .n_resources = ARRAY_SIZE(mdm9615_rpm_resource_table), .req_ctx_off = 3, .req_sel_off = 11, .ack_ctx_off = 15, .ack_sel_off = 23, .req_sel_size = 4, .ack_sel_size = 7, }; static const struct of_device_id qcom_rpm_of_match[] = { { .compatible = "qcom,rpm-apq8064", .data = &apq8064_template }, { .compatible = "qcom,rpm-msm8660", .data = &msm8660_template }, { .compatible = "qcom,rpm-msm8960", .data = &msm8960_template }, { .compatible = "qcom,rpm-ipq8064", .data = &ipq806x_template }, { .compatible = "qcom,rpm-mdm9615", .data = &mdm9615_template }, { } }; MODULE_DEVICE_TABLE(of, qcom_rpm_of_match); int qcom_rpm_write(struct qcom_rpm *rpm, int state, int resource, u32 *buf, size_t count) { const struct qcom_rpm_resource *res; const struct qcom_rpm_data *data = rpm->data; u32 sel_mask[RPM_MAX_SEL_SIZE] = { 0 }; int left; int ret = 0; int i; if (WARN_ON(resource < 0 || resource >= data->n_resources)) return -EINVAL; res = &data->resource_table[resource]; if (WARN_ON(res->size != count)) return -EINVAL; mutex_lock(&rpm->lock); for (i = 0; i < res->size; i++) writel_relaxed(buf[i], RPM_REQ_REG(rpm, res->target_id + i)); bitmap_set((unsigned long *)sel_mask, res->select_id, 1); for (i = 0; i < rpm->data->req_sel_size; i++) { writel_relaxed(sel_mask[i], RPM_CTRL_REG(rpm, rpm->data->req_sel_off + i)); } writel_relaxed(BIT(state), RPM_CTRL_REG(rpm, rpm->data->req_ctx_off)); reinit_completion(&rpm->ack); regmap_write(rpm->ipc_regmap, rpm->ipc_offset, BIT(rpm->ipc_bit)); left = wait_for_completion_timeout(&rpm->ack, RPM_REQUEST_TIMEOUT); if (!left) ret = -ETIMEDOUT; else if (rpm->ack_status & RPM_REJECTED) ret = -EIO; mutex_unlock(&rpm->lock); return ret; } EXPORT_SYMBOL(qcom_rpm_write); static irqreturn_t qcom_rpm_ack_interrupt(int irq, void *dev) { struct qcom_rpm *rpm = dev; u32 ack; int i; ack = readl_relaxed(RPM_CTRL_REG(rpm, rpm->data->ack_ctx_off)); for (i = 0; i < rpm->data->ack_sel_size; i++) writel_relaxed(0, RPM_CTRL_REG(rpm, rpm->data->ack_sel_off + i)); writel(0, RPM_CTRL_REG(rpm, rpm->data->ack_ctx_off)); if (ack & RPM_NOTIFICATION) { dev_warn(rpm->dev, "ignoring notification!\n"); } else { rpm->ack_status = ack; complete(&rpm->ack); } return IRQ_HANDLED; } static irqreturn_t qcom_rpm_err_interrupt(int irq, void *dev) { struct qcom_rpm *rpm = dev; regmap_write(rpm->ipc_regmap, rpm->ipc_offset, BIT(rpm->ipc_bit)); dev_err(rpm->dev, "RPM triggered fatal error\n"); return IRQ_HANDLED; } static irqreturn_t qcom_rpm_wakeup_interrupt(int irq, void *dev) { return IRQ_HANDLED; } static int qcom_rpm_probe(struct platform_device *pdev) { const struct of_device_id *match; struct device_node *syscon_np; struct resource *res; struct qcom_rpm *rpm; u32 fw_version[3]; int irq_wakeup; int irq_ack; int irq_err; int ret; rpm = devm_kzalloc(&pdev->dev, sizeof(*rpm), GFP_KERNEL); if (!rpm) return -ENOMEM; rpm->dev = &pdev->dev; mutex_init(&rpm->lock); init_completion(&rpm->ack); /* Enable message RAM clock */ rpm->ramclk = devm_clk_get(&pdev->dev, "ram"); if (IS_ERR(rpm->ramclk)) { ret = PTR_ERR(rpm->ramclk); if (ret == -EPROBE_DEFER) return ret; /* * Fall through in all other cases, as the clock is * optional. (Does not exist on all platforms.) */ rpm->ramclk = NULL; } clk_prepare_enable(rpm->ramclk); /* Accepts NULL */ irq_ack = platform_get_irq_byname(pdev, "ack"); if (irq_ack < 0) { dev_err(&pdev->dev, "required ack interrupt missing\n"); return irq_ack; } irq_err = platform_get_irq_byname(pdev, "err"); if (irq_err < 0) { dev_err(&pdev->dev, "required err interrupt missing\n"); return irq_err; } irq_wakeup = platform_get_irq_byname(pdev, "wakeup"); if (irq_wakeup < 0) { dev_err(&pdev->dev, "required wakeup interrupt missing\n"); return irq_wakeup; } match = of_match_device(qcom_rpm_of_match, &pdev->dev); if (!match) return -ENODEV; rpm->data = match->data; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); rpm->status_regs = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(rpm->status_regs)) return PTR_ERR(rpm->status_regs); rpm->ctrl_regs = rpm->status_regs + 0x400; rpm->req_regs = rpm->status_regs + 0x600; syscon_np = of_parse_phandle(pdev->dev.of_node, "qcom,ipc", 0); if (!syscon_np) { dev_err(&pdev->dev, "no qcom,ipc node\n"); return -ENODEV; } rpm->ipc_regmap = syscon_node_to_regmap(syscon_np); of_node_put(syscon_np); if (IS_ERR(rpm->ipc_regmap)) return PTR_ERR(rpm->ipc_regmap); ret = of_property_read_u32_index(pdev->dev.of_node, "qcom,ipc", 1, &rpm->ipc_offset); if (ret < 0) { dev_err(&pdev->dev, "no offset in qcom,ipc\n"); return -EINVAL; } ret = of_property_read_u32_index(pdev->dev.of_node, "qcom,ipc", 2, &rpm->ipc_bit); if (ret < 0) { dev_err(&pdev->dev, "no bit in qcom,ipc\n"); return -EINVAL; } dev_set_drvdata(&pdev->dev, rpm); fw_version[0] = readl(RPM_STATUS_REG(rpm, 0)); fw_version[1] = readl(RPM_STATUS_REG(rpm, 1)); fw_version[2] = readl(RPM_STATUS_REG(rpm, 2)); if (fw_version[0] != rpm->data->version) { dev_err(&pdev->dev, "RPM version %u.%u.%u incompatible with driver version %u", fw_version[0], fw_version[1], fw_version[2], rpm->data->version); return -EFAULT; } writel(fw_version[0], RPM_CTRL_REG(rpm, 0)); writel(fw_version[1], RPM_CTRL_REG(rpm, 1)); writel(fw_version[2], RPM_CTRL_REG(rpm, 2)); dev_info(&pdev->dev, "RPM firmware %u.%u.%u\n", fw_version[0], fw_version[1], fw_version[2]); ret = devm_request_irq(&pdev->dev, irq_ack, qcom_rpm_ack_interrupt, IRQF_TRIGGER_RISING, "qcom_rpm_ack", rpm); if (ret) { dev_err(&pdev->dev, "failed to request ack interrupt\n"); return ret; } ret = irq_set_irq_wake(irq_ack, 1); if (ret) dev_warn(&pdev->dev, "failed to mark ack irq as wakeup\n"); ret = devm_request_irq(&pdev->dev, irq_err, qcom_rpm_err_interrupt, IRQF_TRIGGER_RISING, "qcom_rpm_err", rpm); if (ret) { dev_err(&pdev->dev, "failed to request err interrupt\n"); return ret; } ret = devm_request_irq(&pdev->dev, irq_wakeup, qcom_rpm_wakeup_interrupt, IRQF_TRIGGER_RISING, "qcom_rpm_wakeup", rpm); if (ret) { dev_err(&pdev->dev, "failed to request wakeup interrupt\n"); return ret; } ret = irq_set_irq_wake(irq_wakeup, 1); if (ret) dev_warn(&pdev->dev, "failed to mark wakeup irq as wakeup\n"); return of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev); } static int qcom_rpm_remove(struct platform_device *pdev) { struct qcom_rpm *rpm = dev_get_drvdata(&pdev->dev); of_platform_depopulate(&pdev->dev); clk_disable_unprepare(rpm->ramclk); return 0; } static struct platform_driver qcom_rpm_driver = { .probe = qcom_rpm_probe, .remove = qcom_rpm_remove, .driver = { .name = "qcom_rpm", .of_match_table = qcom_rpm_of_match, }, }; static int __init qcom_rpm_init(void) { return platform_driver_register(&qcom_rpm_driver); } arch_initcall(qcom_rpm_init); static void __exit qcom_rpm_exit(void) { platform_driver_unregister(&qcom_rpm_driver); } module_exit(qcom_rpm_exit) MODULE_DESCRIPTION("Qualcomm Resource Power Manager driver"); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Bjorn Andersson <bjorn.andersson@sonymobile.com>");
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