Hi, is there any mainline kernel or uboot for hisilicon hi3520dv200 or hi3520dv300? just want some base support to boot , anything close to mainline is ok :) 2016-10-29 14:13 GMT+08:00 Jiancheng Xue <xuejiancheng@xxxxxxxxxxxxx>: > Add CRG driver for Hi3516CV300 SoC. CRG(Clock and Reset > Generator) module generates clock and reset signals used > by other module blocks on SoC. > > Signed-off-by: Pan Wen <wenpan@xxxxxxxxxxxxx> > --- > drivers/clk/hisilicon/Kconfig | 8 + > drivers/clk/hisilicon/Makefile | 1 + > drivers/clk/hisilicon/crg-hi3516cv300.c | 330 ++++++++++++++++++++++++++ > include/dt-bindings/clock/hi3516cv300-clock.h | 48 ++++ > 4 files changed, 387 insertions(+) > create mode 100644 drivers/clk/hisilicon/crg-hi3516cv300.c > create mode 100644 include/dt-bindings/clock/hi3516cv300-clock.h > > diff --git a/drivers/clk/hisilicon/Kconfig b/drivers/clk/hisilicon/Kconfig > index c41b6d2..f80773b 100644 > --- a/drivers/clk/hisilicon/Kconfig > +++ b/drivers/clk/hisilicon/Kconfig > @@ -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 > diff --git a/drivers/clk/hisilicon/Makefile b/drivers/clk/hisilicon/Makefile > index 5819891..4eec5e5 100644 > --- a/drivers/clk/hisilicon/Makefile > +++ b/drivers/clk/hisilicon/Makefile > @@ -7,6 +7,7 @@ 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 > diff --git a/drivers/clk/hisilicon/crg-hi3516cv300.c b/drivers/clk/hisilicon/crg-hi3516cv300.c > new file mode 100644 > index 0000000..2007123 > --- /dev/null > +++ b/drivers/clk/hisilicon/crg-hi3516cv300.c > @@ -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"); > diff --git a/include/dt-bindings/clock/hi3516cv300-clock.h b/include/dt-bindings/clock/hi3516cv300-clock.h > new file mode 100644 > index 0000000..5ba51b8 > --- /dev/null > +++ b/include/dt-bindings/clock/hi3516cv300-clock.h > @@ -0,0 +1,48 @@ > +/* > + * 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 */ > -- > 1.9.1 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
