Merge branch 'clk-hisi' into clk-next

* clk-hisi:
  clk: hisilicon: add CRG driver for Hi3516CV300 SoC
  clk: hisilicon: add CRG driver for Hi3798CV200 SoC
This commit is contained in:
Stephen Boyd 2016-11-14 14:25:11 -08:00
commit c60df0a42b
8 changed files with 841 additions and 4 deletions

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@ -1,7 +1,7 @@
* Hisilicon Hi3519 Clock and Reset Generator(CRG)
* HiSilicon Clock and Reset Generator(CRG)
The Hi3519 CRG module provides clock and reset signals to various
controllers within the SoC.
The CRG module provides clock and reset signals to various
modules within the SoC.
This binding uses the following bindings:
Documentation/devicetree/bindings/clock/clock-bindings.txt
@ -10,7 +10,11 @@ This binding uses the following bindings:
Required Properties:
- compatible: should be one of the following.
- "hisilicon,hi3519-crg" - controller compatible with Hi3519 SoC.
- "hisilicon,hi3516cv300-crg"
- "hisilicon,hi3516cv300-sysctrl"
- "hisilicon,hi3519-crg"
- "hisilicon,hi3798cv200-crg"
- "hisilicon,hi3798cv200-sysctrl"
- reg: physical base address of the controller and length of memory mapped
region.

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@ -1,3 +1,11 @@
config COMMON_CLK_HI3516CV300
tristate "HI3516CV300 Clock Driver"
depends on ARCH_HISI || COMPILE_TEST
select RESET_HISI
default ARCH_HISI
help
Build the clock driver for hi3516cv300.
config COMMON_CLK_HI3519
tristate "Hi3519 Clock Driver"
depends on ARCH_HISI || COMPILE_TEST
@ -6,6 +14,14 @@ config COMMON_CLK_HI3519
help
Build the clock driver for hi3519.
config COMMON_CLK_HI3798CV200
tristate "Hi3798CV200 Clock Driver"
depends on ARCH_HISI || COMPILE_TEST
select RESET_HISI
default ARCH_HISI
help
Build the clock driver for hi3798cv200.
config COMMON_CLK_HI6220
bool "Hi6220 Clock Driver"
depends on ARCH_HISI || COMPILE_TEST

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@ -7,7 +7,9 @@ obj-y += clk.o clkgate-separated.o clkdivider-hi6220.o
obj-$(CONFIG_ARCH_HI3xxx) += clk-hi3620.o
obj-$(CONFIG_ARCH_HIP04) += clk-hip04.o
obj-$(CONFIG_ARCH_HIX5HD2) += clk-hix5hd2.o
obj-$(CONFIG_COMMON_CLK_HI3516CV300) += crg-hi3516cv300.o
obj-$(CONFIG_COMMON_CLK_HI3519) += clk-hi3519.o
obj-$(CONFIG_COMMON_CLK_HI3798CV200) += crg-hi3798cv200.o
obj-$(CONFIG_COMMON_CLK_HI6220) += clk-hi6220.o
obj-$(CONFIG_RESET_HISI) += reset.o
obj-$(CONFIG_STUB_CLK_HI6220) += clk-hi6220-stub.o

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@ -0,0 +1,330 @@
/*
* Hi3516CV300 Clock and Reset Generator Driver
*
* Copyright (c) 2016 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <dt-bindings/clock/hi3516cv300-clock.h>
#include <linux/clk-provider.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include "clk.h"
#include "crg.h"
#include "reset.h"
/* hi3516CV300 core CRG */
#define HI3516CV300_INNER_CLK_OFFSET 64
#define HI3516CV300_FIXED_3M 65
#define HI3516CV300_FIXED_6M 66
#define HI3516CV300_FIXED_24M 67
#define HI3516CV300_FIXED_49P5 68
#define HI3516CV300_FIXED_50M 69
#define HI3516CV300_FIXED_83P3M 70
#define HI3516CV300_FIXED_99M 71
#define HI3516CV300_FIXED_100M 72
#define HI3516CV300_FIXED_148P5M 73
#define HI3516CV300_FIXED_198M 74
#define HI3516CV300_FIXED_297M 75
#define HI3516CV300_UART_MUX 76
#define HI3516CV300_FMC_MUX 77
#define HI3516CV300_MMC0_MUX 78
#define HI3516CV300_MMC1_MUX 79
#define HI3516CV300_MMC2_MUX 80
#define HI3516CV300_MMC3_MUX 81
#define HI3516CV300_PWM_MUX 82
#define HI3516CV300_CRG_NR_CLKS 128
static const struct hisi_fixed_rate_clock hi3516cv300_fixed_rate_clks[] = {
{ HI3516CV300_FIXED_3M, "3m", NULL, 0, 3000000, },
{ HI3516CV300_FIXED_6M, "6m", NULL, 0, 6000000, },
{ HI3516CV300_FIXED_24M, "24m", NULL, 0, 24000000, },
{ HI3516CV300_FIXED_49P5, "49.5m", NULL, 0, 49500000, },
{ HI3516CV300_FIXED_50M, "50m", NULL, 0, 50000000, },
{ HI3516CV300_FIXED_83P3M, "83.3m", NULL, 0, 83300000, },
{ HI3516CV300_FIXED_99M, "99m", NULL, 0, 99000000, },
{ HI3516CV300_FIXED_100M, "100m", NULL, 0, 100000000, },
{ HI3516CV300_FIXED_148P5M, "148.5m", NULL, 0, 148500000, },
{ HI3516CV300_FIXED_198M, "198m", NULL, 0, 198000000, },
{ HI3516CV300_FIXED_297M, "297m", NULL, 0, 297000000, },
{ HI3516CV300_APB_CLK, "apb", NULL, 0, 50000000, },
};
static const char *const uart_mux_p[] = {"24m", "6m"};
static const char *const fmc_mux_p[] = {
"24m", "83.3m", "148.5m", "198m", "297m"
};
static const char *const mmc_mux_p[] = {"49.5m"};
static const char *const mmc2_mux_p[] = {"99m", "49.5m"};
static const char *const pwm_mux_p[] = {"3m", "50m", "24m", "24m"};
static u32 uart_mux_table[] = {0, 1};
static u32 fmc_mux_table[] = {0, 1, 2, 3, 4};
static u32 mmc_mux_table[] = {0};
static u32 mmc2_mux_table[] = {0, 2};
static u32 pwm_mux_table[] = {0, 1, 2, 3};
static const struct hisi_mux_clock hi3516cv300_mux_clks[] = {
{ HI3516CV300_UART_MUX, "uart_mux", uart_mux_p, ARRAY_SIZE(uart_mux_p),
CLK_SET_RATE_PARENT, 0xe4, 19, 1, 0, uart_mux_table, },
{ HI3516CV300_FMC_MUX, "fmc_mux", fmc_mux_p, ARRAY_SIZE(fmc_mux_p),
CLK_SET_RATE_PARENT, 0xc0, 2, 3, 0, fmc_mux_table, },
{ HI3516CV300_MMC0_MUX, "mmc0_mux", mmc_mux_p, ARRAY_SIZE(mmc_mux_p),
CLK_SET_RATE_PARENT, 0xc4, 4, 2, 0, mmc_mux_table, },
{ HI3516CV300_MMC1_MUX, "mmc1_mux", mmc_mux_p, ARRAY_SIZE(mmc_mux_p),
CLK_SET_RATE_PARENT, 0xc4, 12, 2, 0, mmc_mux_table, },
{ HI3516CV300_MMC2_MUX, "mmc2_mux", mmc2_mux_p, ARRAY_SIZE(mmc2_mux_p),
CLK_SET_RATE_PARENT, 0xc4, 20, 2, 0, mmc2_mux_table, },
{ HI3516CV300_MMC3_MUX, "mmc3_mux", mmc_mux_p, ARRAY_SIZE(mmc_mux_p),
CLK_SET_RATE_PARENT, 0xc8, 4, 2, 0, mmc_mux_table, },
{ HI3516CV300_PWM_MUX, "pwm_mux", pwm_mux_p, ARRAY_SIZE(pwm_mux_p),
CLK_SET_RATE_PARENT, 0x38, 2, 2, 0, pwm_mux_table, },
};
static const struct hisi_gate_clock hi3516cv300_gate_clks[] = {
{ HI3516CV300_UART0_CLK, "clk_uart0", "uart_mux", CLK_SET_RATE_PARENT,
0xe4, 15, 0, },
{ HI3516CV300_UART1_CLK, "clk_uart1", "uart_mux", CLK_SET_RATE_PARENT,
0xe4, 16, 0, },
{ HI3516CV300_UART2_CLK, "clk_uart2", "uart_mux", CLK_SET_RATE_PARENT,
0xe4, 17, 0, },
{ HI3516CV300_SPI0_CLK, "clk_spi0", "100m", CLK_SET_RATE_PARENT,
0xe4, 13, 0, },
{ HI3516CV300_SPI1_CLK, "clk_spi1", "100m", CLK_SET_RATE_PARENT,
0xe4, 14, 0, },
{ HI3516CV300_FMC_CLK, "clk_fmc", "fmc_mux", CLK_SET_RATE_PARENT,
0xc0, 1, 0, },
{ HI3516CV300_MMC0_CLK, "clk_mmc0", "mmc0_mux", CLK_SET_RATE_PARENT,
0xc4, 1, 0, },
{ HI3516CV300_MMC1_CLK, "clk_mmc1", "mmc1_mux", CLK_SET_RATE_PARENT,
0xc4, 9, 0, },
{ HI3516CV300_MMC2_CLK, "clk_mmc2", "mmc2_mux", CLK_SET_RATE_PARENT,
0xc4, 17, 0, },
{ HI3516CV300_MMC3_CLK, "clk_mmc3", "mmc3_mux", CLK_SET_RATE_PARENT,
0xc8, 1, 0, },
{ HI3516CV300_ETH_CLK, "clk_eth", NULL, 0, 0xec, 1, 0, },
{ HI3516CV300_DMAC_CLK, "clk_dmac", NULL, 0, 0xd8, 5, 0, },
{ HI3516CV300_PWM_CLK, "clk_pwm", "pwm_mux", CLK_SET_RATE_PARENT,
0x38, 1, 0, },
{ HI3516CV300_USB2_BUS_CLK, "clk_usb2_bus", NULL, 0, 0xb8, 0, 0, },
{ HI3516CV300_USB2_OHCI48M_CLK, "clk_usb2_ohci48m", NULL, 0,
0xb8, 1, 0, },
{ HI3516CV300_USB2_OHCI12M_CLK, "clk_usb2_ohci12m", NULL, 0,
0xb8, 2, 0, },
{ HI3516CV300_USB2_OTG_UTMI_CLK, "clk_usb2_otg_utmi", NULL, 0,
0xb8, 3, 0, },
{ HI3516CV300_USB2_HST_PHY_CLK, "clk_usb2_hst_phy", NULL, 0,
0xb8, 4, 0, },
{ HI3516CV300_USB2_UTMI0_CLK, "clk_usb2_utmi0", NULL, 0, 0xb8, 5, 0, },
{ HI3516CV300_USB2_PHY_CLK, "clk_usb2_phy", NULL, 0, 0xb8, 7, 0, },
};
static struct hisi_clock_data *hi3516cv300_clk_register(
struct platform_device *pdev)
{
struct hisi_clock_data *clk_data;
int ret;
clk_data = hisi_clk_alloc(pdev, HI3516CV300_CRG_NR_CLKS);
if (!clk_data)
return ERR_PTR(-ENOMEM);
ret = hisi_clk_register_fixed_rate(hi3516cv300_fixed_rate_clks,
ARRAY_SIZE(hi3516cv300_fixed_rate_clks), clk_data);
if (ret)
return ERR_PTR(ret);
ret = hisi_clk_register_mux(hi3516cv300_mux_clks,
ARRAY_SIZE(hi3516cv300_mux_clks), clk_data);
if (ret)
goto unregister_fixed_rate;
ret = hisi_clk_register_gate(hi3516cv300_gate_clks,
ARRAY_SIZE(hi3516cv300_gate_clks), clk_data);
if (ret)
goto unregister_mux;
ret = of_clk_add_provider(pdev->dev.of_node,
of_clk_src_onecell_get, &clk_data->clk_data);
if (ret)
goto unregister_gate;
return clk_data;
unregister_gate:
hisi_clk_unregister_gate(hi3516cv300_gate_clks,
ARRAY_SIZE(hi3516cv300_gate_clks), clk_data);
unregister_mux:
hisi_clk_unregister_mux(hi3516cv300_mux_clks,
ARRAY_SIZE(hi3516cv300_mux_clks), clk_data);
unregister_fixed_rate:
hisi_clk_unregister_fixed_rate(hi3516cv300_fixed_rate_clks,
ARRAY_SIZE(hi3516cv300_fixed_rate_clks), clk_data);
return ERR_PTR(ret);
}
static void hi3516cv300_clk_unregister(struct platform_device *pdev)
{
struct hisi_crg_dev *crg = platform_get_drvdata(pdev);
of_clk_del_provider(pdev->dev.of_node);
hisi_clk_unregister_gate(hi3516cv300_gate_clks,
ARRAY_SIZE(hi3516cv300_gate_clks), crg->clk_data);
hisi_clk_unregister_mux(hi3516cv300_mux_clks,
ARRAY_SIZE(hi3516cv300_mux_clks), crg->clk_data);
hisi_clk_unregister_fixed_rate(hi3516cv300_fixed_rate_clks,
ARRAY_SIZE(hi3516cv300_fixed_rate_clks), crg->clk_data);
}
static const struct hisi_crg_funcs hi3516cv300_crg_funcs = {
.register_clks = hi3516cv300_clk_register,
.unregister_clks = hi3516cv300_clk_unregister,
};
/* hi3516CV300 sysctrl CRG */
#define HI3516CV300_SYSCTRL_NR_CLKS 16
static const char *wdt_mux_p[] __initconst = { "3m", "apb" };
static u32 wdt_mux_table[] = {0, 1};
static const struct hisi_mux_clock hi3516cv300_sysctrl_mux_clks[] = {
{ HI3516CV300_WDT_CLK, "wdt", wdt_mux_p, ARRAY_SIZE(wdt_mux_p),
CLK_SET_RATE_PARENT, 0x0, 23, 1, 0, wdt_mux_table, },
};
static struct hisi_clock_data *hi3516cv300_sysctrl_clk_register(
struct platform_device *pdev)
{
struct hisi_clock_data *clk_data;
int ret;
clk_data = hisi_clk_alloc(pdev, HI3516CV300_SYSCTRL_NR_CLKS);
if (!clk_data)
return ERR_PTR(-ENOMEM);
ret = hisi_clk_register_mux(hi3516cv300_sysctrl_mux_clks,
ARRAY_SIZE(hi3516cv300_sysctrl_mux_clks), clk_data);
if (ret)
return ERR_PTR(ret);
ret = of_clk_add_provider(pdev->dev.of_node,
of_clk_src_onecell_get, &clk_data->clk_data);
if (ret)
goto unregister_mux;
return clk_data;
unregister_mux:
hisi_clk_unregister_mux(hi3516cv300_sysctrl_mux_clks,
ARRAY_SIZE(hi3516cv300_sysctrl_mux_clks), clk_data);
return ERR_PTR(ret);
}
static void hi3516cv300_sysctrl_clk_unregister(struct platform_device *pdev)
{
struct hisi_crg_dev *crg = platform_get_drvdata(pdev);
of_clk_del_provider(pdev->dev.of_node);
hisi_clk_unregister_mux(hi3516cv300_sysctrl_mux_clks,
ARRAY_SIZE(hi3516cv300_sysctrl_mux_clks),
crg->clk_data);
}
static const struct hisi_crg_funcs hi3516cv300_sysctrl_funcs = {
.register_clks = hi3516cv300_sysctrl_clk_register,
.unregister_clks = hi3516cv300_sysctrl_clk_unregister,
};
static const struct of_device_id hi3516cv300_crg_match_table[] = {
{
.compatible = "hisilicon,hi3516cv300-crg",
.data = &hi3516cv300_crg_funcs
},
{
.compatible = "hisilicon,hi3516cv300-sysctrl",
.data = &hi3516cv300_sysctrl_funcs
},
{ }
};
MODULE_DEVICE_TABLE(of, hi3516cv300_crg_match_table);
static int hi3516cv300_crg_probe(struct platform_device *pdev)
{
struct hisi_crg_dev *crg;
crg = devm_kmalloc(&pdev->dev, sizeof(*crg), GFP_KERNEL);
if (!crg)
return -ENOMEM;
crg->funcs = of_device_get_match_data(&pdev->dev);
if (!crg->funcs)
return -ENOENT;
crg->rstc = hisi_reset_init(pdev);
if (!crg->rstc)
return -ENOMEM;
crg->clk_data = crg->funcs->register_clks(pdev);
if (IS_ERR(crg->clk_data)) {
hisi_reset_exit(crg->rstc);
return PTR_ERR(crg->clk_data);
}
platform_set_drvdata(pdev, crg);
return 0;
}
static int hi3516cv300_crg_remove(struct platform_device *pdev)
{
struct hisi_crg_dev *crg = platform_get_drvdata(pdev);
hisi_reset_exit(crg->rstc);
crg->funcs->unregister_clks(pdev);
return 0;
}
static struct platform_driver hi3516cv300_crg_driver = {
.probe = hi3516cv300_crg_probe,
.remove = hi3516cv300_crg_remove,
.driver = {
.name = "hi3516cv300-crg",
.of_match_table = hi3516cv300_crg_match_table,
},
};
static int __init hi3516cv300_crg_init(void)
{
return platform_driver_register(&hi3516cv300_crg_driver);
}
core_initcall(hi3516cv300_crg_init);
static void __exit hi3516cv300_crg_exit(void)
{
platform_driver_unregister(&hi3516cv300_crg_driver);
}
module_exit(hi3516cv300_crg_exit);
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("HiSilicon Hi3516CV300 CRG Driver");

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@ -0,0 +1,337 @@
/*
* Hi3798CV200 Clock and Reset Generator Driver
*
* Copyright (c) 2016 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <dt-bindings/clock/histb-clock.h>
#include <linux/clk-provider.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include "clk.h"
#include "crg.h"
#include "reset.h"
/* hi3798CV200 core CRG */
#define HI3798CV200_INNER_CLK_OFFSET 64
#define HI3798CV200_FIXED_24M 65
#define HI3798CV200_FIXED_25M 66
#define HI3798CV200_FIXED_50M 67
#define HI3798CV200_FIXED_75M 68
#define HI3798CV200_FIXED_100M 69
#define HI3798CV200_FIXED_150M 70
#define HI3798CV200_FIXED_200M 71
#define HI3798CV200_FIXED_250M 72
#define HI3798CV200_FIXED_300M 73
#define HI3798CV200_FIXED_400M 74
#define HI3798CV200_MMC_MUX 75
#define HI3798CV200_ETH_PUB_CLK 76
#define HI3798CV200_ETH_BUS_CLK 77
#define HI3798CV200_ETH_BUS0_CLK 78
#define HI3798CV200_ETH_BUS1_CLK 79
#define HI3798CV200_COMBPHY1_MUX 80
#define HI3798CV200_CRG_NR_CLKS 128
static const struct hisi_fixed_rate_clock hi3798cv200_fixed_rate_clks[] = {
{ HISTB_OSC_CLK, "clk_osc", NULL, 0, 24000000, },
{ HISTB_APB_CLK, "clk_apb", NULL, 0, 100000000, },
{ HISTB_AHB_CLK, "clk_ahb", NULL, 0, 200000000, },
{ HI3798CV200_FIXED_24M, "24m", NULL, 0, 24000000, },
{ HI3798CV200_FIXED_25M, "25m", NULL, 0, 25000000, },
{ HI3798CV200_FIXED_50M, "50m", NULL, 0, 50000000, },
{ HI3798CV200_FIXED_75M, "75m", NULL, 0, 75000000, },
{ HI3798CV200_FIXED_100M, "100m", NULL, 0, 100000000, },
{ HI3798CV200_FIXED_150M, "150m", NULL, 0, 150000000, },
{ HI3798CV200_FIXED_200M, "200m", NULL, 0, 200000000, },
{ HI3798CV200_FIXED_250M, "250m", NULL, 0, 250000000, },
};
static const char *const mmc_mux_p[] = {
"100m", "50m", "25m", "200m", "150m" };
static u32 mmc_mux_table[] = {0, 1, 2, 3, 6};
static const char *const comphy1_mux_p[] = {
"100m", "25m"};
static u32 comphy1_mux_table[] = {2, 3};
static struct hisi_mux_clock hi3798cv200_mux_clks[] = {
{ HI3798CV200_MMC_MUX, "mmc_mux", mmc_mux_p, ARRAY_SIZE(mmc_mux_p),
CLK_SET_RATE_PARENT, 0xa0, 8, 3, 0, mmc_mux_table, },
{ HI3798CV200_COMBPHY1_MUX, "combphy1_mux",
comphy1_mux_p, ARRAY_SIZE(comphy1_mux_p),
CLK_SET_RATE_PARENT, 0x188, 10, 2, 0, comphy1_mux_table, },
};
static const struct hisi_gate_clock hi3798cv200_gate_clks[] = {
/* UART */
{ HISTB_UART2_CLK, "clk_uart2", "75m",
CLK_SET_RATE_PARENT, 0x68, 4, 0, },
/* I2C */
{ HISTB_I2C0_CLK, "clk_i2c0", "clk_apb",
CLK_SET_RATE_PARENT, 0x6C, 4, 0, },
{ HISTB_I2C1_CLK, "clk_i2c1", "clk_apb",
CLK_SET_RATE_PARENT, 0x6C, 8, 0, },
{ HISTB_I2C2_CLK, "clk_i2c2", "clk_apb",
CLK_SET_RATE_PARENT, 0x6C, 12, 0, },
{ HISTB_I2C3_CLK, "clk_i2c3", "clk_apb",
CLK_SET_RATE_PARENT, 0x6C, 16, 0, },
{ HISTB_I2C4_CLK, "clk_i2c4", "clk_apb",
CLK_SET_RATE_PARENT, 0x6C, 20, 0, },
/* SPI */
{ HISTB_SPI0_CLK, "clk_spi0", "clk_apb",
CLK_SET_RATE_PARENT, 0x70, 0, 0, },
/* SDIO */
{ HISTB_SDIO0_BIU_CLK, "clk_sdio0_biu", "200m",
CLK_SET_RATE_PARENT, 0x9c, 0, 0, },
{ HISTB_SDIO0_CIU_CLK, "clk_sdio0_ciu", "mmc_mux",
CLK_SET_RATE_PARENT, 0x9c, 1, 0, },
/* EMMC */
{ HISTB_MMC_BIU_CLK, "clk_mmc_biu", "200m",
CLK_SET_RATE_PARENT, 0xa0, 0, 0, },
{ HISTB_MMC_CIU_CLK, "clk_mmc_ciu", "mmc_mux",
CLK_SET_RATE_PARENT, 0xa0, 1, 0, },
/* PCIE*/
{ HISTB_PCIE_BUS_CLK, "clk_pcie_bus", "200m",
CLK_SET_RATE_PARENT, 0x18c, 0, 0, },
{ HISTB_PCIE_SYS_CLK, "clk_pcie_sys", "100m",
CLK_SET_RATE_PARENT, 0x18c, 1, 0, },
{ HISTB_PCIE_PIPE_CLK, "clk_pcie_pipe", "250m",
CLK_SET_RATE_PARENT, 0x18c, 2, 0, },
{ HISTB_PCIE_AUX_CLK, "clk_pcie_aux", "24m",
CLK_SET_RATE_PARENT, 0x18c, 3, 0, },
/* Ethernet */
{ HI3798CV200_ETH_PUB_CLK, "clk_pub", NULL,
CLK_SET_RATE_PARENT, 0xcc, 5, 0, },
{ HI3798CV200_ETH_BUS_CLK, "clk_bus", "clk_pub",
CLK_SET_RATE_PARENT, 0xcc, 0, 0, },
{ HI3798CV200_ETH_BUS0_CLK, "clk_bus_m0", "clk_bus",
CLK_SET_RATE_PARENT, 0xcc, 1, 0, },
{ HI3798CV200_ETH_BUS1_CLK, "clk_bus_m1", "clk_bus",
CLK_SET_RATE_PARENT, 0xcc, 2, 0, },
{ HISTB_ETH0_MAC_CLK, "clk_mac0", "clk_bus_m0",
CLK_SET_RATE_PARENT, 0xcc, 3, 0, },
{ HISTB_ETH0_MACIF_CLK, "clk_macif0", "clk_bus_m0",
CLK_SET_RATE_PARENT, 0xcc, 24, 0, },
{ HISTB_ETH1_MAC_CLK, "clk_mac1", "clk_bus_m1",
CLK_SET_RATE_PARENT, 0xcc, 4, 0, },
{ HISTB_ETH1_MACIF_CLK, "clk_macif1", "clk_bus_m1",
CLK_SET_RATE_PARENT, 0xcc, 25, 0, },
/* COMBPHY1 */
{ HISTB_COMBPHY1_CLK, "clk_combphy1", "combphy1_mux",
CLK_SET_RATE_PARENT, 0x188, 8, 0, },
};
static struct hisi_clock_data *hi3798cv200_clk_register(
struct platform_device *pdev)
{
struct hisi_clock_data *clk_data;
int ret;
clk_data = hisi_clk_alloc(pdev, HI3798CV200_CRG_NR_CLKS);
if (!clk_data)
return ERR_PTR(-ENOMEM);
ret = hisi_clk_register_fixed_rate(hi3798cv200_fixed_rate_clks,
ARRAY_SIZE(hi3798cv200_fixed_rate_clks),
clk_data);
if (ret)
return ERR_PTR(ret);
ret = hisi_clk_register_mux(hi3798cv200_mux_clks,
ARRAY_SIZE(hi3798cv200_mux_clks),
clk_data);
if (ret)
goto unregister_fixed_rate;
ret = hisi_clk_register_gate(hi3798cv200_gate_clks,
ARRAY_SIZE(hi3798cv200_gate_clks),
clk_data);
if (ret)
goto unregister_mux;
ret = of_clk_add_provider(pdev->dev.of_node,
of_clk_src_onecell_get, &clk_data->clk_data);
if (ret)
goto unregister_gate;
return clk_data;
unregister_fixed_rate:
hisi_clk_unregister_fixed_rate(hi3798cv200_fixed_rate_clks,
ARRAY_SIZE(hi3798cv200_fixed_rate_clks),
clk_data);
unregister_mux:
hisi_clk_unregister_mux(hi3798cv200_mux_clks,
ARRAY_SIZE(hi3798cv200_mux_clks),
clk_data);
unregister_gate:
hisi_clk_unregister_gate(hi3798cv200_gate_clks,
ARRAY_SIZE(hi3798cv200_gate_clks),
clk_data);
return ERR_PTR(ret);
}
static void hi3798cv200_clk_unregister(struct platform_device *pdev)
{
struct hisi_crg_dev *crg = platform_get_drvdata(pdev);
of_clk_del_provider(pdev->dev.of_node);
hisi_clk_unregister_gate(hi3798cv200_gate_clks,
ARRAY_SIZE(hi3798cv200_gate_clks),
crg->clk_data);
hisi_clk_unregister_mux(hi3798cv200_mux_clks,
ARRAY_SIZE(hi3798cv200_mux_clks),
crg->clk_data);
hisi_clk_unregister_fixed_rate(hi3798cv200_fixed_rate_clks,
ARRAY_SIZE(hi3798cv200_fixed_rate_clks),
crg->clk_data);
}
static const struct hisi_crg_funcs hi3798cv200_crg_funcs = {
.register_clks = hi3798cv200_clk_register,
.unregister_clks = hi3798cv200_clk_unregister,
};
/* hi3798CV200 sysctrl CRG */
#define HI3798CV200_SYSCTRL_NR_CLKS 16
static const struct hisi_gate_clock hi3798cv200_sysctrl_gate_clks[] = {
{ HISTB_IR_CLK, "clk_ir", "100m",
CLK_SET_RATE_PARENT, 0x48, 4, 0, },
{ HISTB_TIMER01_CLK, "clk_timer01", "24m",
CLK_SET_RATE_PARENT, 0x48, 6, 0, },
{ HISTB_UART0_CLK, "clk_uart0", "75m",
CLK_SET_RATE_PARENT, 0x48, 10, 0, },
};
static struct hisi_clock_data *hi3798cv200_sysctrl_clk_register(
struct platform_device *pdev)
{
struct hisi_clock_data *clk_data;
int ret;
clk_data = hisi_clk_alloc(pdev, HI3798CV200_SYSCTRL_NR_CLKS);
if (!clk_data)
return ERR_PTR(-ENOMEM);
ret = hisi_clk_register_gate(hi3798cv200_sysctrl_gate_clks,
ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks),
clk_data);
if (ret)
return ERR_PTR(ret);
ret = of_clk_add_provider(pdev->dev.of_node,
of_clk_src_onecell_get, &clk_data->clk_data);
if (ret)
goto unregister_gate;
return clk_data;
unregister_gate:
hisi_clk_unregister_gate(hi3798cv200_sysctrl_gate_clks,
ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks),
clk_data);
return ERR_PTR(ret);
}
static void hi3798cv200_sysctrl_clk_unregister(struct platform_device *pdev)
{
struct hisi_crg_dev *crg = platform_get_drvdata(pdev);
of_clk_del_provider(pdev->dev.of_node);
hisi_clk_unregister_gate(hi3798cv200_sysctrl_gate_clks,
ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks),
crg->clk_data);
}
static const struct hisi_crg_funcs hi3798cv200_sysctrl_funcs = {
.register_clks = hi3798cv200_sysctrl_clk_register,
.unregister_clks = hi3798cv200_sysctrl_clk_unregister,
};
static const struct of_device_id hi3798cv200_crg_match_table[] = {
{ .compatible = "hisilicon,hi3798cv200-crg",
.data = &hi3798cv200_crg_funcs },
{ .compatible = "hisilicon,hi3798cv200-sysctrl",
.data = &hi3798cv200_sysctrl_funcs },
{ }
};
MODULE_DEVICE_TABLE(of, hi3798cv200_crg_match_table);
static int hi3798cv200_crg_probe(struct platform_device *pdev)
{
struct hisi_crg_dev *crg;
crg = devm_kmalloc(&pdev->dev, sizeof(*crg), GFP_KERNEL);
if (!crg)
return -ENOMEM;
crg->funcs = of_device_get_match_data(&pdev->dev);
if (!crg->funcs)
return -ENOENT;
crg->rstc = hisi_reset_init(pdev);
if (!crg->rstc)
return -ENOMEM;
crg->clk_data = crg->funcs->register_clks(pdev);
if (IS_ERR(crg->clk_data)) {
hisi_reset_exit(crg->rstc);
return PTR_ERR(crg->clk_data);
}
platform_set_drvdata(pdev, crg);
return 0;
}
static int hi3798cv200_crg_remove(struct platform_device *pdev)
{
struct hisi_crg_dev *crg = platform_get_drvdata(pdev);
hisi_reset_exit(crg->rstc);
crg->funcs->unregister_clks(pdev);
return 0;
}
static struct platform_driver hi3798cv200_crg_driver = {
.probe = hi3798cv200_crg_probe,
.remove = hi3798cv200_crg_remove,
.driver = {
.name = "hi3798cv200-crg",
.of_match_table = hi3798cv200_crg_match_table,
},
};
static int __init hi3798cv200_crg_init(void)
{
return platform_driver_register(&hi3798cv200_crg_driver);
}
core_initcall(hi3798cv200_crg_init);
static void __exit hi3798cv200_crg_exit(void)
{
platform_driver_unregister(&hi3798cv200_crg_driver);
}
module_exit(hi3798cv200_crg_exit);
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("HiSilicon Hi3798CV200 CRG Driver");

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/*
* HiSilicon Clock and Reset Driver Header
*
* Copyright (c) 2016 HiSilicon Limited.
*
* 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.
*
* 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.
*/
#ifndef __HISI_CRG_H
#define __HISI_CRG_H
struct hisi_clock_data;
struct hisi_reset_controller;
struct hisi_crg_funcs {
struct hisi_clock_data* (*register_clks)(struct platform_device *pdev);
void (*unregister_clks)(struct platform_device *pdev);
};
struct hisi_crg_dev {
struct hisi_clock_data *clk_data;
struct hisi_reset_controller *rstc;
const struct hisi_crg_funcs *funcs;
};
#endif /* __HISI_CRG_H */

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/*
* Copyright (c) 2016 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __DTS_HI3516CV300_CLOCK_H
#define __DTS_HI3516CV300_CLOCK_H
/* hi3516CV300 core CRG */
#define HI3516CV300_APB_CLK 0
#define HI3516CV300_UART0_CLK 1
#define HI3516CV300_UART1_CLK 2
#define HI3516CV300_UART2_CLK 3
#define HI3516CV300_SPI0_CLK 4
#define HI3516CV300_SPI1_CLK 5
#define HI3516CV300_FMC_CLK 6
#define HI3516CV300_MMC0_CLK 7
#define HI3516CV300_MMC1_CLK 8
#define HI3516CV300_MMC2_CLK 9
#define HI3516CV300_MMC3_CLK 10
#define HI3516CV300_ETH_CLK 11
#define HI3516CV300_ETH_MACIF_CLK 12
#define HI3516CV300_DMAC_CLK 13
#define HI3516CV300_PWM_CLK 14
#define HI3516CV300_USB2_BUS_CLK 15
#define HI3516CV300_USB2_OHCI48M_CLK 16
#define HI3516CV300_USB2_OHCI12M_CLK 17
#define HI3516CV300_USB2_OTG_UTMI_CLK 18
#define HI3516CV300_USB2_HST_PHY_CLK 19
#define HI3516CV300_USB2_UTMI0_CLK 20
#define HI3516CV300_USB2_PHY_CLK 21
/* hi3516CV300 sysctrl CRG */
#define HI3516CV300_WDT_CLK 1
#endif /* __DTS_HI3516CV300_CLOCK_H */

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/*
* Copyright (c) 2016 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __DTS_HISTB_CLOCK_H
#define __DTS_HISTB_CLOCK_H
/* clocks provided by core CRG */
#define HISTB_OSC_CLK 0
#define HISTB_APB_CLK 1
#define HISTB_AHB_CLK 2
#define HISTB_UART1_CLK 3
#define HISTB_UART2_CLK 4
#define HISTB_UART3_CLK 5
#define HISTB_I2C0_CLK 6
#define HISTB_I2C1_CLK 7
#define HISTB_I2C2_CLK 8
#define HISTB_I2C3_CLK 9
#define HISTB_I2C4_CLK 10
#define HISTB_I2C5_CLK 11
#define HISTB_SPI0_CLK 12
#define HISTB_SPI1_CLK 13
#define HISTB_SPI2_CLK 14
#define HISTB_SCI_CLK 15
#define HISTB_FMC_CLK 16
#define HISTB_MMC_BIU_CLK 17
#define HISTB_MMC_CIU_CLK 18
#define HISTB_MMC_DRV_CLK 19
#define HISTB_MMC_SAMPLE_CLK 20
#define HISTB_SDIO0_BIU_CLK 21
#define HISTB_SDIO0_CIU_CLK 22
#define HISTB_SDIO0_DRV_CLK 23
#define HISTB_SDIO0_SAMPLE_CLK 24
#define HISTB_PCIE_AUX_CLK 25
#define HISTB_PCIE_PIPE_CLK 26
#define HISTB_PCIE_SYS_CLK 27
#define HISTB_PCIE_BUS_CLK 28
#define HISTB_ETH0_MAC_CLK 29
#define HISTB_ETH0_MACIF_CLK 30
#define HISTB_ETH1_MAC_CLK 31
#define HISTB_ETH1_MACIF_CLK 32
#define HISTB_COMBPHY1_CLK 33
/* clocks provided by mcu CRG */
#define HISTB_MCE_CLK 1
#define HISTB_IR_CLK 2
#define HISTB_TIMER01_CLK 3
#define HISTB_LEDC_CLK 4
#define HISTB_UART0_CLK 5
#define HISTB_LSADC_CLK 6
#endif /* __DTS_HISTB_CLOCK_H */