@@ -1,3 +1,3 @@
obj-y += reset.o
obj-$(CONFIG_COMMON_RESET_HI3660) += reset-hi3660.o
-obj-$(CONFIG_COMMON_RESET_HI6220) += hi6220_reset.o
+obj-$(CONFIG_COMMON_RESET_HI6220) += reset-hi6220.o
deleted file mode 100644
@@ -1,157 +0,0 @@
-/*
- * Hisilicon Hi6220 reset controller driver
- *
- * Copyright (c) 2016 Linaro Limited.
- * Copyright (c) 2015-2016 Hisilicon Limited.
- *
- * Author: Feng Chen <puck.chen@hisilicon.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 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/io.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/bitops.h>
-#include <linux/of.h>
-#include <linux/of_device.h>
-#include <linux/regmap.h>
-#include <linux/mfd/syscon.h>
-#include <linux/reset-controller.h>
-#include <linux/reset.h>
-#include <linux/platform_device.h>
-
-#define PERIPH_ASSERT_OFFSET 0x300
-#define PERIPH_DEASSERT_OFFSET 0x304
-#define PERIPH_MAX_INDEX 0x509
-
-#define SC_MEDIA_RSTEN 0x052C
-#define SC_MEDIA_RSTDIS 0x0530
-#define MEDIA_MAX_INDEX 8
-
-#define to_reset_data(x) container_of(x, struct hi6220_reset_data, rc_dev)
-
-enum hi6220_reset_ctrl_type {
- PERIPHERAL,
- MEDIA,
-};
-
-struct hi6220_reset_data {
- struct reset_controller_dev rc_dev;
- struct regmap *regmap;
-};
-
-static int hi6220_peripheral_assert(struct reset_controller_dev *rc_dev,
- unsigned long idx)
-{
- struct hi6220_reset_data *data = to_reset_data(rc_dev);
- struct regmap *regmap = data->regmap;
- u32 bank = idx >> 8;
- u32 offset = idx & 0xff;
- u32 reg = PERIPH_ASSERT_OFFSET + bank * 0x10;
-
- return regmap_write(regmap, reg, BIT(offset));
-}
-
-static int hi6220_peripheral_deassert(struct reset_controller_dev *rc_dev,
- unsigned long idx)
-{
- struct hi6220_reset_data *data = to_reset_data(rc_dev);
- struct regmap *regmap = data->regmap;
- u32 bank = idx >> 8;
- u32 offset = idx & 0xff;
- u32 reg = PERIPH_DEASSERT_OFFSET + bank * 0x10;
-
- return regmap_write(regmap, reg, BIT(offset));
-}
-
-static const struct reset_control_ops hi6220_peripheral_reset_ops = {
- .assert = hi6220_peripheral_assert,
- .deassert = hi6220_peripheral_deassert,
-};
-
-static int hi6220_media_assert(struct reset_controller_dev *rc_dev,
- unsigned long idx)
-{
- struct hi6220_reset_data *data = to_reset_data(rc_dev);
- struct regmap *regmap = data->regmap;
-
- return regmap_write(regmap, SC_MEDIA_RSTEN, BIT(idx));
-}
-
-static int hi6220_media_deassert(struct reset_controller_dev *rc_dev,
- unsigned long idx)
-{
- struct hi6220_reset_data *data = to_reset_data(rc_dev);
- struct regmap *regmap = data->regmap;
-
- return regmap_write(regmap, SC_MEDIA_RSTDIS, BIT(idx));
-}
-
-static const struct reset_control_ops hi6220_media_reset_ops = {
- .assert = hi6220_media_assert,
- .deassert = hi6220_media_deassert,
-};
-
-static int hi6220_reset_probe(struct platform_device *pdev)
-{
- struct device_node *np = pdev->dev.of_node;
- struct device *dev = &pdev->dev;
- enum hi6220_reset_ctrl_type type;
- struct hi6220_reset_data *data;
- struct regmap *regmap;
-
- data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
-
- type = (enum hi6220_reset_ctrl_type)of_device_get_match_data(dev);
-
- regmap = syscon_node_to_regmap(np);
- if (IS_ERR(regmap)) {
- dev_err(dev, "failed to get reset controller regmap\n");
- return PTR_ERR(regmap);
- }
-
- data->regmap = regmap;
- data->rc_dev.of_node = np;
- if (type == MEDIA) {
- data->rc_dev.ops = &hi6220_media_reset_ops;
- data->rc_dev.nr_resets = MEDIA_MAX_INDEX;
- } else {
- data->rc_dev.ops = &hi6220_peripheral_reset_ops;
- data->rc_dev.nr_resets = PERIPH_MAX_INDEX;
- }
-
- return reset_controller_register(&data->rc_dev);
-}
-
-static const struct of_device_id hi6220_reset_match[] = {
- {
- .compatible = "hisilicon,hi6220-sysctrl",
- .data = (void *)PERIPHERAL,
- },
- {
- .compatible = "hisilicon,hi6220-mediactrl",
- .data = (void *)MEDIA,
- },
- { /* sentinel */ },
-};
-MODULE_DEVICE_TABLE(of, hi6220_reset_match);
-
-static struct platform_driver hi6220_reset_driver = {
- .probe = hi6220_reset_probe,
- .driver = {
- .name = "reset-hi6220",
- .of_match_table = hi6220_reset_match,
- },
-};
-
-static int __init hi6220_reset_init(void)
-{
- return platform_driver_register(&hi6220_reset_driver);
-}
-
-postcore_initcall(hi6220_reset_init);
new file mode 100644
@@ -0,0 +1,123 @@
+/*
+ * Copyright (c) 2016-2017 Linaro Ltd.
+ * Copyright (c) 2016-2017 HiSilicon Technologies Co., Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <dt-bindings/reset/hisi,hi6220-resets.h>
+
+#include "reset.h"
+
+static const struct hisi_reset_channel_data hi6220_media_rst[] = {
+ [MEDIA_G3D] = HISI_RST_SEP(0x52c, 0),
+ [MEDIA_CODEC_VPU] = HISI_RST_SEP(0x52c, 2),
+ [MEDIA_CODEC_JPEG] = HISI_RST_SEP(0x52c, 3),
+ [MEDIA_ISP] = HISI_RST_SEP(0x52c, 4),
+ [MEDIA_ADE] = HISI_RST_SEP(0x52c, 5),
+ [MEDIA_MMU] = HISI_RST_SEP(0x52c, 6),
+ [MEDIA_XG2RAM1] = HISI_RST_SEP(0x52c, 7),
+};
+
+static struct hisi_reset_controller_data hi6220_media_controller = {
+ .nr_channels = ARRAY_SIZE(hi6220_media_rst),
+ .channels = hi6220_media_rst,
+};
+
+static const struct hisi_reset_channel_data hi6220_sysctrl_rst[] = {
+ [PERIPH_RSTDIS0_MMC0] = HISI_RST_SEP(0x300, 0),
+ [PERIPH_RSTDIS0_MMC1] = HISI_RST_SEP(0x300, 1),
+ [PERIPH_RSTDIS0_MMC2] = HISI_RST_SEP(0x300, 2),
+ [PERIPH_RSTDIS0_NANDC] = HISI_RST_SEP(0x300, 3),
+ [PERIPH_RSTDIS0_USBOTG_BUS] = HISI_RST_SEP(0x300, 4),
+ [PERIPH_RSTDIS0_POR_PICOPHY] = HISI_RST_SEP(0x300, 5),
+ [PERIPH_RSTDIS0_USBOTG] = HISI_RST_SEP(0x300, 6),
+ [PERIPH_RSTDIS0_USBOTG_32K] = HISI_RST_SEP(0x300, 7),
+ [PERIPH_RSTDIS1_HIFI] = HISI_RST_SEP(0x310, 0),
+ [PERIPH_RSTDIS1_DIGACODEC] = HISI_RST_SEP(0x310, 5),
+ [PERIPH_RSTEN2_IPF] = HISI_RST_SEP(0x320, 0),
+ [PERIPH_RSTEN2_SOCP] = HISI_RST_SEP(0x320, 1),
+ [PERIPH_RSTEN2_DMAC] = HISI_RST_SEP(0x320, 2),
+ [PERIPH_RSTEN2_SECENG] = HISI_RST_SEP(0x320, 3),
+ [PERIPH_RSTEN2_ABB] = HISI_RST_SEP(0x320, 4),
+ [PERIPH_RSTEN2_HPM0] = HISI_RST_SEP(0x320, 5),
+ [PERIPH_RSTEN2_HPM1] = HISI_RST_SEP(0x320, 6),
+ [PERIPH_RSTEN2_HPM2] = HISI_RST_SEP(0x320, 7),
+ [PERIPH_RSTEN2_HPM3] = HISI_RST_SEP(0x320, 8),
+ [PERIPH_RSTEN3_CSSYS] = HISI_RST_SEP(0x330, 0),
+ [PERIPH_RSTEN3_I2C0] = HISI_RST_SEP(0x330, 1),
+ [PERIPH_RSTEN3_I2C1] = HISI_RST_SEP(0x330, 2),
+ [PERIPH_RSTEN3_I2C2] = HISI_RST_SEP(0x330, 3),
+ [PERIPH_RSTEN3_I2C3] = HISI_RST_SEP(0x330, 4),
+ [PERIPH_RSTEN3_UART1] = HISI_RST_SEP(0x330, 5),
+ [PERIPH_RSTEN3_UART2] = HISI_RST_SEP(0x330, 6),
+ [PERIPH_RSTEN3_UART3] = HISI_RST_SEP(0x330, 7),
+ [PERIPH_RSTEN3_UART4] = HISI_RST_SEP(0x330, 8),
+ [PERIPH_RSTEN3_SSP] = HISI_RST_SEP(0x330, 9),
+ [PERIPH_RSTEN3_PWM] = HISI_RST_SEP(0x330, 10),
+ [PERIPH_RSTEN3_BLPWM] = HISI_RST_SEP(0x330, 11),
+ [PERIPH_RSTEN3_TSENSOR] = HISI_RST_SEP(0x330, 12),
+ [PERIPH_RSTEN3_DAPB] = HISI_RST_SEP(0x330, 18),
+ [PERIPH_RSTEN3_HKADC] = HISI_RST_SEP(0x330, 19),
+ [PERIPH_RSTEN3_CODEC_SSI] = HISI_RST_SEP(0x330, 20),
+ [PERIPH_RSTEN8_RS0] = HISI_RST_SEP(0x340, 0),
+ [PERIPH_RSTEN8_RS2] = HISI_RST_SEP(0x340, 1),
+ [PERIPH_RSTEN8_RS3] = HISI_RST_SEP(0x340, 2),
+ [PERIPH_RSTEN8_MS0] = HISI_RST_SEP(0x340, 3),
+ [PERIPH_RSTEN8_MS2] = HISI_RST_SEP(0x340, 5),
+ [PERIPH_RSTEN8_XG2RAM0] = HISI_RST_SEP(0x340, 6),
+ [PERIPH_RSTEN8_X2SRAM_TZMA] = HISI_RST_SEP(0x340, 7),
+ [PERIPH_RSTEN8_SRAM] = HISI_RST_SEP(0x340, 8),
+ [PERIPH_RSTEN8_HARQ] = HISI_RST_SEP(0x340, 10),
+ [PERIPH_RSTEN8_DDRC] = HISI_RST_SEP(0x340, 12),
+ [PERIPH_RSTEN8_DDRC_APB] = HISI_RST_SEP(0x340, 13),
+ [PERIPH_RSTEN8_DDRPACK_APB] = HISI_RST_SEP(0x340, 14),
+ [PERIPH_RSTEN8_DDRT] = HISI_RST_SEP(0x340, 17),
+ [PERIPH_RSDIST9_CARM_DAP] = HISI_RST_SEP(0x350, 0),
+ [PERIPH_RSDIST9_CARM_ATB] = HISI_RST_SEP(0x350, 1),
+ [PERIPH_RSDIST9_CARM_LBUS] = HISI_RST_SEP(0x350, 2),
+ [PERIPH_RSDIST9_CARM_POR] = HISI_RST_SEP(0x350, 3),
+ [PERIPH_RSDIST9_CARM_CORE] = HISI_RST_SEP(0x350, 4),
+ [PERIPH_RSDIST9_CARM_DBG] = HISI_RST_SEP(0x350, 5),
+ [PERIPH_RSDIST9_CARM_L2] = HISI_RST_SEP(0x350, 6),
+ [PERIPH_RSDIST9_CARM_SOCDBG] = HISI_RST_SEP(0x350, 7),
+ [PERIPH_RSDIST9_CARM_ETM] = HISI_RST_SEP(0x350, 8),
+};
+
+static struct hisi_reset_controller_data hi6220_sysctrl_controller = {
+ .nr_channels = ARRAY_SIZE(hi6220_sysctrl_rst),
+ .channels = hi6220_sysctrl_rst,
+};
+
+static const struct of_device_id hi6220_reset_match[] = {
+ { .compatible = "hisilicon,hi6220-reset-sysctrl",
+ .data = &hi6220_sysctrl_controller, },
+ { .compatible = "hisilicon,hi6220-reset-mediactrl",
+ .data = &hi6220_media_controller, },
+ {},
+};
+MODULE_DEVICE_TABLE(of, hi6220_reset_match);
+
+static struct platform_driver hi6220_reset_driver = {
+ .probe = hisi_reset_probe,
+ .driver = {
+ .name = "reset-hi6220",
+ .of_match_table = hi6220_reset_match,
+ },
+};
+
+static int __init hi6220_reset_init(void)
+{
+ return platform_driver_register(&hi6220_reset_driver);
+}
+arch_initcall(hi6220_reset_init);
+
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:hi6220-reset");
+MODULE_DESCRIPTION("HiSilicon hi6220 Reset Driver");
@@ -5,71 +5,73 @@
#ifndef _DT_BINDINGS_RESET_CONTROLLER_HI6220
#define _DT_BINDINGS_RESET_CONTROLLER_HI6220
-#define PERIPH_RSTDIS0_MMC0 0x000
-#define PERIPH_RSTDIS0_MMC1 0x001
-#define PERIPH_RSTDIS0_MMC2 0x002
-#define PERIPH_RSTDIS0_NANDC 0x003
-#define PERIPH_RSTDIS0_USBOTG_BUS 0x004
-#define PERIPH_RSTDIS0_POR_PICOPHY 0x005
-#define PERIPH_RSTDIS0_USBOTG 0x006
-#define PERIPH_RSTDIS0_USBOTG_32K 0x007
-#define PERIPH_RSTDIS1_HIFI 0x100
-#define PERIPH_RSTDIS1_DIGACODEC 0x105
-#define PERIPH_RSTEN2_IPF 0x200
-#define PERIPH_RSTEN2_SOCP 0x201
-#define PERIPH_RSTEN2_DMAC 0x202
-#define PERIPH_RSTEN2_SECENG 0x203
-#define PERIPH_RSTEN2_ABB 0x204
-#define PERIPH_RSTEN2_HPM0 0x205
-#define PERIPH_RSTEN2_HPM1 0x206
-#define PERIPH_RSTEN2_HPM2 0x207
-#define PERIPH_RSTEN2_HPM3 0x208
-#define PERIPH_RSTEN3_CSSYS 0x300
-#define PERIPH_RSTEN3_I2C0 0x301
-#define PERIPH_RSTEN3_I2C1 0x302
-#define PERIPH_RSTEN3_I2C2 0x303
-#define PERIPH_RSTEN3_I2C3 0x304
-#define PERIPH_RSTEN3_UART1 0x305
-#define PERIPH_RSTEN3_UART2 0x306
-#define PERIPH_RSTEN3_UART3 0x307
-#define PERIPH_RSTEN3_UART4 0x308
-#define PERIPH_RSTEN3_SSP 0x309
-#define PERIPH_RSTEN3_PWM 0x30a
-#define PERIPH_RSTEN3_BLPWM 0x30b
-#define PERIPH_RSTEN3_TSENSOR 0x30c
-#define PERIPH_RSTEN3_DAPB 0x312
-#define PERIPH_RSTEN3_HKADC 0x313
-#define PERIPH_RSTEN3_CODEC_SSI 0x314
-#define PERIPH_RSTEN3_PMUSSI1 0x316
-#define PERIPH_RSTEN8_RS0 0x400
-#define PERIPH_RSTEN8_RS2 0x401
-#define PERIPH_RSTEN8_RS3 0x402
-#define PERIPH_RSTEN8_MS0 0x403
-#define PERIPH_RSTEN8_MS2 0x405
-#define PERIPH_RSTEN8_XG2RAM0 0x406
-#define PERIPH_RSTEN8_X2SRAM_TZMA 0x407
-#define PERIPH_RSTEN8_SRAM 0x408
-#define PERIPH_RSTEN8_HARQ 0x40a
-#define PERIPH_RSTEN8_DDRC 0x40c
-#define PERIPH_RSTEN8_DDRC_APB 0x40d
-#define PERIPH_RSTEN8_DDRPACK_APB 0x40e
-#define PERIPH_RSTEN8_DDRT 0x411
-#define PERIPH_RSDIST9_CARM_DAP 0x500
-#define PERIPH_RSDIST9_CARM_ATB 0x501
-#define PERIPH_RSDIST9_CARM_LBUS 0x502
-#define PERIPH_RSDIST9_CARM_POR 0x503
-#define PERIPH_RSDIST9_CARM_CORE 0x504
-#define PERIPH_RSDIST9_CARM_DBG 0x505
-#define PERIPH_RSDIST9_CARM_L2 0x506
-#define PERIPH_RSDIST9_CARM_SOCDBG 0x507
-#define PERIPH_RSDIST9_CARM_ETM 0x508
+/* reset in sysctrl */
+#define PERIPH_RSTDIS0_MMC0 0
+#define PERIPH_RSTDIS0_MMC1 1
+#define PERIPH_RSTDIS0_MMC2 2
+#define PERIPH_RSTDIS0_NANDC 3
+#define PERIPH_RSTDIS0_USBOTG_BUS 4
+#define PERIPH_RSTDIS0_POR_PICOPHY 5
+#define PERIPH_RSTDIS0_USBOTG 6
+#define PERIPH_RSTDIS0_USBOTG_32K 7
+#define PERIPH_RSTDIS1_HIFI 8
+#define PERIPH_RSTDIS1_DIGACODEC 9
+#define PERIPH_RSTEN2_IPF 10
+#define PERIPH_RSTEN2_SOCP 11
+#define PERIPH_RSTEN2_DMAC 12
+#define PERIPH_RSTEN2_SECENG 13
+#define PERIPH_RSTEN2_ABB 14
+#define PERIPH_RSTEN2_HPM0 15
+#define PERIPH_RSTEN2_HPM1 16
+#define PERIPH_RSTEN2_HPM2 17
+#define PERIPH_RSTEN2_HPM3 18
+#define PERIPH_RSTEN3_CSSYS 19
+#define PERIPH_RSTEN3_I2C0 20
+#define PERIPH_RSTEN3_I2C1 21
+#define PERIPH_RSTEN3_I2C2 22
+#define PERIPH_RSTEN3_I2C3 23
+#define PERIPH_RSTEN3_UART1 24
+#define PERIPH_RSTEN3_UART2 25
+#define PERIPH_RSTEN3_UART3 26
+#define PERIPH_RSTEN3_UART4 27
+#define PERIPH_RSTEN3_SSP 28
+#define PERIPH_RSTEN3_PWM 29
+#define PERIPH_RSTEN3_BLPWM 30
+#define PERIPH_RSTEN3_TSENSOR 31
+#define PERIPH_RSTEN3_DAPB 32
+#define PERIPH_RSTEN3_HKADC 33
+#define PERIPH_RSTEN3_CODEC_SSI 34
+#define PERIPH_RSTEN8_RS0 35
+#define PERIPH_RSTEN8_RS2 36
+#define PERIPH_RSTEN8_RS3 37
+#define PERIPH_RSTEN8_MS0 38
+#define PERIPH_RSTEN8_MS2 39
+#define PERIPH_RSTEN8_XG2RAM0 40
+#define PERIPH_RSTEN8_X2SRAM_TZMA 41
+#define PERIPH_RSTEN8_SRAM 42
+#define PERIPH_RSTEN8_HARQ 43
+#define PERIPH_RSTEN8_DDRC 44
+#define PERIPH_RSTEN8_DDRC_APB 45
+#define PERIPH_RSTEN8_DDRPACK_APB 46
+#define PERIPH_RSTEN8_DDRT 47
+#define PERIPH_RSDIST9_CARM_DAP 48
+#define PERIPH_RSDIST9_CARM_ATB 49
+#define PERIPH_RSDIST9_CARM_LBUS 50
+#define PERIPH_RSDIST9_CARM_POR 51
+#define PERIPH_RSDIST9_CARM_CORE 52
+#define PERIPH_RSDIST9_CARM_DBG 53
+#define PERIPH_RSDIST9_CARM_L2 54
+#define PERIPH_RSDIST9_CARM_SOCDBG 55
+#define PERIPH_RSDIST9_CARM_ETM 56
+
+/* reset in media */
#define MEDIA_G3D 0
-#define MEDIA_CODEC_VPU 2
-#define MEDIA_CODEC_JPEG 3
-#define MEDIA_ISP 4
-#define MEDIA_ADE 5
-#define MEDIA_MMU 6
-#define MEDIA_XG2RAM1 7
+#define MEDIA_CODEC_VPU 1
+#define MEDIA_CODEC_JPEG 2
+#define MEDIA_ISP 3
+#define MEDIA_ADE 4
+#define MEDIA_MMU 5
+#define MEDIA_XG2RAM1 6
#endif /*_DT_BINDINGS_RESET_CONTROLLER_HI6220*/
Using new reset-hi6220 with common reset.c And keeps the same reset define dts hi6220.c should be updated with new node sys_ctrl_rst Solving potential issue of sys_ctrl can not be used as clock and reset at the same time. sys_ctrl: sys_ctrl@f7030000 { compatible = "hisilicon,hi6220-sysctrl", "syscon"; reg = <0x0 0xf7030000 0x0 0x2000>; #clock-cells = <1>; }; sys_ctrl_rst: sys_rst_controller { compatible = "hisilicon,hi6220-reset-sysctrl"; #reset-cells = <1>; hisi,rst-syscon = <&sys_ctrl>; }; uart1: serial@..... { ... resets = <&sys_ctrl_rst PERIPH_RSTEN3_UART1>; ... }; Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org> --- drivers/reset/hisilicon/Makefile | 2 +- drivers/reset/hisilicon/hi6220_reset.c | 157 ------------------------- drivers/reset/hisilicon/reset-hi6220.c | 123 +++++++++++++++++++ include/dt-bindings/reset/hisi,hi6220-resets.h | 130 ++++++++++---------- 4 files changed, 190 insertions(+), 222 deletions(-) delete mode 100644 drivers/reset/hisilicon/hi6220_reset.c create mode 100644 drivers/reset/hisilicon/reset-hi6220.c