diff options
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/clk/Makefile | 1 | ||||
| -rw-r--r-- | drivers/clk/altera/clk-agilex.c | 2 | ||||
| -rw-r--r-- | drivers/clk/altera/clk-arria10.c | 2 | ||||
| -rw-r--r-- | drivers/clk/clk-uclass.c | 5 | ||||
| -rw-r--r-- | drivers/clk/clk_octeon.c | 72 | ||||
| -rw-r--r-- | drivers/clk/exynos/clk-exynos7420.c | 4 | ||||
| -rw-r--r-- | drivers/clk/kendryte/bypass.c | 7 | ||||
| -rw-r--r-- | drivers/clk/kendryte/pll.c | 10 | ||||
| -rw-r--r-- | drivers/clk/renesas/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/clk/renesas/Makefile | 1 | ||||
| -rw-r--r-- | drivers/clk/renesas/clk-rcar-gen2.c | 2 | ||||
| -rw-r--r-- | drivers/clk/renesas/clk-rcar-gen3.c | 2 | ||||
| -rw-r--r-- | drivers/clk/renesas/r8a774a1-cpg-mssr.c | 339 | ||||
| -rw-r--r-- | drivers/clk/renesas/rcar-gen3-cpg.h | 2 | ||||
| -rw-r--r-- | drivers/clk/sifive/fu540-prci.c | 90 | ||||
| -rw-r--r-- | drivers/clk/uniphier/clk-uniphier-core.c | 2 |
17 files changed, 517 insertions, 38 deletions
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index 82cb1874e1..6003e140b5 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -83,6 +83,13 @@ config CLK_INTEL set up by U-Boot itself but only statically. Thus the driver does not support changing clock rates, only querying them. +config CLK_OCTEON + bool "Clock controller driver for Marvell MIPS Octeon" + depends on CLK && ARCH_OCTEON + default y + help + Enable this to support the clocks on Octeon MIPS platforms. + config CLK_STM32F bool "Enable clock driver support for STM32F family" depends on CLK && (STM32F7 || STM32F4) diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index d911954581..cda4b4b605 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -29,6 +29,7 @@ obj-$(CONFIG_$(SPL_TPL_)CLK_INTEL) += intel/ obj-$(CONFIG_CLK_HSDK) += clk-hsdk-cgu.o obj-$(CONFIG_CLK_K210) += kendryte/ obj-$(CONFIG_CLK_MPC83XX) += mpc83xx_clk.o +obj-$(CONFIG_CLK_OCTEON) += clk_octeon.o obj-$(CONFIG_CLK_OWL) += owl/ obj-$(CONFIG_CLK_RENESAS) += renesas/ obj-$(CONFIG_CLK_SIFIVE) += sifive/ diff --git a/drivers/clk/altera/clk-agilex.c b/drivers/clk/altera/clk-agilex.c index 0042958f4c..9927ada201 100644 --- a/drivers/clk/altera/clk-agilex.c +++ b/drivers/clk/altera/clk-agilex.c @@ -553,7 +553,7 @@ static int socfpga_clk_ofdata_to_platdata(struct udevice *dev) struct socfpga_clk_platdata *plat = dev_get_platdata(dev); fdt_addr_t addr; - addr = devfdt_get_addr(dev); + addr = dev_read_addr(dev); if (addr == FDT_ADDR_T_NONE) return -EINVAL; plat->regs = (void __iomem *)addr; diff --git a/drivers/clk/altera/clk-arria10.c b/drivers/clk/altera/clk-arria10.c index ede0be299d..732ed4d79b 100644 --- a/drivers/clk/altera/clk-arria10.c +++ b/drivers/clk/altera/clk-arria10.c @@ -285,7 +285,7 @@ static int socfpga_a10_clk_probe(struct udevice *dev) socfpga_a10_handoff_workaround(dev); if (!fdt_node_check_compatible(fdt, offset, "altr,clk-mgr")) { - plat->regs = devfdt_get_addr(dev); + plat->regs = dev_read_addr(dev); } else { pdev = dev_get_parent(dev); if (!pdev) diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index 15656f5973..934cd5787a 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -25,6 +25,11 @@ static inline const struct clk_ops *clk_dev_ops(struct udevice *dev) return (const struct clk_ops *)dev->driver->ops; } +struct clk *dev_get_clk_ptr(struct udevice *dev) +{ + return (struct clk *)dev_get_uclass_priv(dev); +} + #if CONFIG_IS_ENABLED(OF_CONTROL) # if CONFIG_IS_ENABLED(OF_PLATDATA) int clk_get_by_driver_info(struct udevice *dev, struct phandle_1_arg *cells, diff --git a/drivers/clk/clk_octeon.c b/drivers/clk/clk_octeon.c new file mode 100644 index 0000000000..fd559e05fc --- /dev/null +++ b/drivers/clk/clk_octeon.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2020 Stefan Roese <sr@denx.de> + */ + +#include <clk-uclass.h> +#include <dm.h> +#include <dt-bindings/clock/octeon-clock.h> + +DECLARE_GLOBAL_DATA_PTR; + +struct octeon_clk_priv { + u64 core_clk; + u64 io_clk; +}; + +static int octeon_clk_enable(struct clk *clk) +{ + /* Nothing to do on Octeon */ + return 0; +} + +static ulong octeon_clk_get_rate(struct clk *clk) +{ + struct octeon_clk_priv *priv = dev_get_priv(clk->dev); + + switch (clk->id) { + case OCTEON_CLK_CORE: + return priv->core_clk; + + case OCTEON_CLK_IO: + return priv->io_clk; + + default: + return 0; + } + + return 0; +} + +static struct clk_ops octeon_clk_ops = { + .enable = octeon_clk_enable, + .get_rate = octeon_clk_get_rate, +}; + +static const struct udevice_id octeon_clk_ids[] = { + { .compatible = "mrvl,octeon-clk" }, + { /* sentinel */ } +}; + +static int octeon_clk_probe(struct udevice *dev) +{ + struct octeon_clk_priv *priv = dev_get_priv(dev); + + /* + * The clock values are already read into GD, lets just store them + * in priv data + */ + priv->core_clk = gd->cpu_clk; + priv->io_clk = gd->bus_clk; + + return 0; +} + +U_BOOT_DRIVER(clk_octeon) = { + .name = "clk_octeon", + .id = UCLASS_CLK, + .of_match = octeon_clk_ids, + .ops = &octeon_clk_ops, + .probe = octeon_clk_probe, + .priv_auto_alloc_size = sizeof(struct octeon_clk_priv), +}; diff --git a/drivers/clk/exynos/clk-exynos7420.c b/drivers/clk/exynos/clk-exynos7420.c index aa86c7ca44..4a023ea736 100644 --- a/drivers/clk/exynos/clk-exynos7420.c +++ b/drivers/clk/exynos/clk-exynos7420.c @@ -95,7 +95,7 @@ static int exynos7420_clk_topc_probe(struct udevice *dev) fdt_addr_t base; int ret; - base = devfdt_get_addr(dev); + base = dev_read_addr(dev); if (base == FDT_ADDR_T_NONE) return -EINVAL; @@ -149,7 +149,7 @@ static int exynos7420_clk_top0_probe(struct udevice *dev) if (!priv) return -EINVAL; - base = devfdt_get_addr(dev); + base = dev_read_addr(dev); if (base == FDT_ADDR_T_NONE) return -EINVAL; diff --git a/drivers/clk/kendryte/bypass.c b/drivers/clk/kendryte/bypass.c index d1fd28175b..5f1986f2cb 100644 --- a/drivers/clk/kendryte/bypass.c +++ b/drivers/clk/kendryte/bypass.c @@ -4,12 +4,15 @@ */ #define LOG_CATEGORY UCLASS_CLK -#include <kendryte/bypass.h> +#include <common.h> +#include <clk.h> #include <clk-uclass.h> +#include <dm.h> +#include <log.h> +#include <kendryte/bypass.h> #include <linux/clk-provider.h> #include <linux/err.h> -#include <log.h> #define CLK_K210_BYPASS "k210_clk_bypass" diff --git a/drivers/clk/kendryte/pll.c b/drivers/clk/kendryte/pll.c index 19e358856a..ab6d75d585 100644 --- a/drivers/clk/kendryte/pll.c +++ b/drivers/clk/kendryte/pll.c @@ -3,18 +3,20 @@ * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com> */ #define LOG_CATEGORY UCLASS_CLK -#include <kendryte/pll.h> -#include <asm/io.h> +#include <common.h> +#include <dm.h> /* For DIV_ROUND_DOWN_ULL, defined in linux/kernel.h */ #include <div64.h> +#include <log.h> +#include <serial.h> +#include <asm/io.h> #include <dt-bindings/clock/k210-sysctl.h> +#include <kendryte/pll.h> #include <linux/bitfield.h> #include <linux/clk-provider.h> #include <linux/delay.h> #include <linux/err.h> -#include <log.h> -#include <serial.h> #define CLK_K210_PLL "k210_clk_pll" diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index e78817829b..284e2138b3 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -48,6 +48,13 @@ config CLK_RCAR_GEN3 help Enable this to support the clocks on Renesas RCar Gen3 SoC. +config CLK_R8A774A1 + bool "Renesas R8A774A1 clock driver" + def_bool y if R8A774A1 + depends on CLK_RCAR_GEN3 + help + Enable this to support the clocks on Renesas R8A774A1 SoC. + config CLK_R8A7795 bool "Renesas R8A7795 clock driver" depends on CLK_RCAR_GEN3 diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index 88339e9d7e..dd599b757e 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -1,5 +1,6 @@ obj-$(CONFIG_CLK_RENESAS) += renesas-cpg-mssr.o obj-$(CONFIG_CLK_RCAR_GEN2) += clk-rcar-gen2.o +obj-$(CONFIG_CLK_R8A774A1) += r8a774a1-cpg-mssr.o obj-$(CONFIG_CLK_R8A7790) += r8a7790-cpg-mssr.o obj-$(CONFIG_CLK_R8A7791) += r8a7791-cpg-mssr.o obj-$(CONFIG_CLK_R8A7792) += r8a7792-cpg-mssr.o diff --git a/drivers/clk/renesas/clk-rcar-gen2.c b/drivers/clk/renesas/clk-rcar-gen2.c index 3ed0aa92cb..16da10c8dd 100644 --- a/drivers/clk/renesas/clk-rcar-gen2.c +++ b/drivers/clk/renesas/clk-rcar-gen2.c @@ -283,7 +283,7 @@ int gen2_clk_probe(struct udevice *dev) u32 cpg_mode; int ret; - priv->base = (struct gen2_base *)devfdt_get_addr(dev); + priv->base = dev_read_addr_ptr(dev); if (!priv->base) return -EINVAL; diff --git a/drivers/clk/renesas/clk-rcar-gen3.c b/drivers/clk/renesas/clk-rcar-gen3.c index 15e3833756..30a101fe86 100644 --- a/drivers/clk/renesas/clk-rcar-gen3.c +++ b/drivers/clk/renesas/clk-rcar-gen3.c @@ -359,7 +359,7 @@ int gen3_clk_probe(struct udevice *dev) u32 cpg_mode; int ret; - priv->base = (struct gen3_base *)devfdt_get_addr(dev); + priv->base = dev_read_addr_ptr(dev); if (!priv->base) return -EINVAL; diff --git a/drivers/clk/renesas/r8a774a1-cpg-mssr.c b/drivers/clk/renesas/r8a774a1-cpg-mssr.c new file mode 100644 index 0000000000..8935667736 --- /dev/null +++ b/drivers/clk/renesas/r8a774a1-cpg-mssr.c @@ -0,0 +1,339 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Renesas R8A774A1 CPG MSSR driver + * + * Copyright (C) 2017-2019 Marek Vasut <marek.vasut@gmail.com> + * + * Based on the following driver from Linux kernel: + * r8a7796 Clock Pulse Generator / Module Standby and Software Reset + * + * Copyright (C) 2016 Glider bvba + */ + +#include <common.h> +#include <clk-uclass.h> +#include <dm.h> + +#include <dt-bindings/clock/r8a774a1-cpg-mssr.h> + +#include "renesas-cpg-mssr.h" +#include "rcar-gen3-cpg.h" + +enum clk_ids { + /* Core Clock Outputs exported to DT */ + LAST_DT_CORE_CLK = R8A774A1_CLK_CANFD, + + /* External Input Clocks */ + CLK_EXTAL, + CLK_EXTALR, + + /* Internal Core Clocks */ + CLK_MAIN, + CLK_PLL0, + CLK_PLL1, + CLK_PLL2, + CLK_PLL3, + CLK_PLL4, + CLK_PLL1_DIV2, + CLK_PLL1_DIV4, + CLK_S0, + CLK_S1, + CLK_S2, + CLK_S3, + CLK_SDSRC, + CLK_RINT, + + /* Module Clocks */ + MOD_CLK_BASE +}; + +static const struct cpg_core_clk r8a774a1_core_clks[] = { + /* External Clock Inputs */ + DEF_INPUT("extal", CLK_EXTAL), + DEF_INPUT("extalr", CLK_EXTALR), + + /* Internal Core Clocks */ + DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN3_MAIN, CLK_EXTAL), + DEF_BASE(".pll0", CLK_PLL0, CLK_TYPE_GEN3_PLL0, CLK_MAIN), + DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN3_PLL1, CLK_MAIN), + DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN3_PLL2, CLK_MAIN), + DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN3_PLL3, CLK_MAIN), + DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN3_PLL4, CLK_MAIN), + + DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), + DEF_FIXED(".pll1_div4", CLK_PLL1_DIV4, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 3, 1), + DEF_FIXED(".s2", CLK_S2, CLK_PLL1_DIV2, 4, 1), + DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 6, 1), + DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL1_DIV2, 2, 1), + + DEF_GEN3_OSC(".r", CLK_RINT, CLK_EXTAL, 32), + + /* Core Clock Outputs */ + DEF_GEN3_Z("z", R8A774A1_CLK_Z, CLK_TYPE_GEN3_Z, CLK_PLL0, 2, 8), + DEF_GEN3_Z("z2", R8A774A1_CLK_Z2, CLK_TYPE_GEN3_Z, CLK_PLL2, 2, 0), + DEF_FIXED("ztr", R8A774A1_CLK_ZTR, CLK_PLL1_DIV2, 6, 1), + DEF_FIXED("ztrd2", R8A774A1_CLK_ZTRD2, CLK_PLL1_DIV2, 12, 1), + DEF_FIXED("zt", R8A774A1_CLK_ZT, CLK_PLL1_DIV2, 4, 1), + DEF_FIXED("zx", R8A774A1_CLK_ZX, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED("s0d1", R8A774A1_CLK_S0D1, CLK_S0, 1, 1), + DEF_FIXED("s0d2", R8A774A1_CLK_S0D2, CLK_S0, 2, 1), + DEF_FIXED("s0d3", R8A774A1_CLK_S0D3, CLK_S0, 3, 1), + DEF_FIXED("s0d4", R8A774A1_CLK_S0D4, CLK_S0, 4, 1), + DEF_FIXED("s0d6", R8A774A1_CLK_S0D6, CLK_S0, 6, 1), + DEF_FIXED("s0d8", R8A774A1_CLK_S0D8, CLK_S0, 8, 1), + DEF_FIXED("s0d12", R8A774A1_CLK_S0D12, CLK_S0, 12, 1), + DEF_FIXED("s1d2", R8A774A1_CLK_S1D2, CLK_S1, 2, 1), + DEF_FIXED("s1d4", R8A774A1_CLK_S1D4, CLK_S1, 4, 1), + DEF_FIXED("s2d1", R8A774A1_CLK_S2D1, CLK_S2, 1, 1), + DEF_FIXED("s2d2", R8A774A1_CLK_S2D2, CLK_S2, 2, 1), + DEF_FIXED("s2d4", R8A774A1_CLK_S2D4, CLK_S2, 4, 1), + DEF_FIXED("s3d1", R8A774A1_CLK_S3D1, CLK_S3, 1, 1), + DEF_FIXED("s3d2", R8A774A1_CLK_S3D2, CLK_S3, 2, 1), + DEF_FIXED("s3d4", R8A774A1_CLK_S3D4, CLK_S3, 4, 1), + + DEF_GEN3_SD("sd0", R8A774A1_CLK_SD0, CLK_SDSRC, 0x074), + DEF_GEN3_SD("sd1", R8A774A1_CLK_SD1, CLK_SDSRC, 0x078), + DEF_GEN3_SD("sd2", R8A774A1_CLK_SD2, CLK_SDSRC, 0x268), + DEF_GEN3_SD("sd3", R8A774A1_CLK_SD3, CLK_SDSRC, 0x26c), + + DEF_FIXED("cl", R8A774A1_CLK_CL, CLK_PLL1_DIV2, 48, 1), + DEF_FIXED("cp", R8A774A1_CLK_CP, CLK_EXTAL, 2, 1), + DEF_FIXED("cpex", R8A774A1_CLK_CPEX, CLK_EXTAL, 2, 1), + + DEF_DIV6P1("canfd", R8A774A1_CLK_CANFD, CLK_PLL1_DIV4, 0x244), + DEF_DIV6P1("csi0", R8A774A1_CLK_CSI0, CLK_PLL1_DIV4, 0x00c), + DEF_DIV6P1("mso", R8A774A1_CLK_MSO, CLK_PLL1_DIV4, 0x014), + DEF_DIV6P1("hdmi", R8A774A1_CLK_HDMI, CLK_PLL1_DIV4, 0x250), + + DEF_GEN3_OSC("osc", R8A774A1_CLK_OSC, CLK_EXTAL, 8), + + DEF_BASE("r", R8A774A1_CLK_R, CLK_TYPE_GEN3_R, CLK_RINT), +}; + +static const struct mssr_mod_clk r8a774a1_mod_clks[] = { + DEF_MOD("tmu4", 121, R8A774A1_CLK_S0D6), + DEF_MOD("tmu3", 122, R8A774A1_CLK_S3D2), + DEF_MOD("tmu2", 123, R8A774A1_CLK_S3D2), + DEF_MOD("tmu1", 124, R8A774A1_CLK_S3D2), + DEF_MOD("tmu0", 125, R8A774A1_CLK_CP), + DEF_MOD("fdp1-0", 119, R8A774A1_CLK_S0D1), + DEF_MOD("scif5", 202, R8A774A1_CLK_S3D4), + DEF_MOD("scif4", 203, R8A774A1_CLK_S3D4), + DEF_MOD("scif3", 204, R8A774A1_CLK_S3D4), + DEF_MOD("scif1", 206, R8A774A1_CLK_S3D4), + DEF_MOD("scif0", 207, R8A774A1_CLK_S3D4), + DEF_MOD("msiof3", 208, R8A774A1_CLK_MSO), + DEF_MOD("msiof2", 209, R8A774A1_CLK_MSO), + DEF_MOD("msiof1", 210, R8A774A1_CLK_MSO), + DEF_MOD("msiof0", 211, R8A774A1_CLK_MSO), + DEF_MOD("sys-dmac2", 217, R8A774A1_CLK_S3D1), + DEF_MOD("sys-dmac1", 218, R8A774A1_CLK_S3D1), + DEF_MOD("sys-dmac0", 219, R8A774A1_CLK_S0D3), + DEF_MOD("cmt3", 300, R8A774A1_CLK_R), + DEF_MOD("cmt2", 301, R8A774A1_CLK_R), + DEF_MOD("cmt1", 302, R8A774A1_CLK_R), + DEF_MOD("cmt0", 303, R8A774A1_CLK_R), + DEF_MOD("scif2", 310, R8A774A1_CLK_S3D4), + DEF_MOD("sdif3", 311, R8A774A1_CLK_SD3), + DEF_MOD("sdif2", 312, R8A774A1_CLK_SD2), + DEF_MOD("sdif1", 313, R8A774A1_CLK_SD1), + DEF_MOD("sdif0", 314, R8A774A1_CLK_SD0), + DEF_MOD("pcie1", 318, R8A774A1_CLK_S3D1), + DEF_MOD("pcie0", 319, R8A774A1_CLK_S3D1), + DEF_MOD("usb3-if0", 328, R8A774A1_CLK_S3D1), + DEF_MOD("usb-dmac0", 330, R8A774A1_CLK_S3D1), + DEF_MOD("usb-dmac1", 331, R8A774A1_CLK_S3D1), + DEF_MOD("rwdt", 402, R8A774A1_CLK_R), + DEF_MOD("intc-ex", 407, R8A774A1_CLK_CP), + DEF_MOD("intc-ap", 408, R8A774A1_CLK_S0D3), + DEF_MOD("audmac1", 501, R8A774A1_CLK_S1D2), + DEF_MOD("audmac0", 502, R8A774A1_CLK_S1D2), + DEF_MOD("hscif4", 516, R8A774A1_CLK_S3D1), + DEF_MOD("hscif3", 517, R8A774A1_CLK_S3D1), + DEF_MOD("hscif2", 518, R8A774A1_CLK_S3D1), + DEF_MOD("hscif1", 519, R8A774A1_CLK_S3D1), + DEF_MOD("hscif0", 520, R8A774A1_CLK_S3D1), + DEF_MOD("thermal", 522, R8A774A1_CLK_CP), + DEF_MOD("pwm", 523, R8A774A1_CLK_S0D12), + DEF_MOD("fcpvd2", 601, R8A774A1_CLK_S0D2), + DEF_MOD("fcpvd1", 602, R8A774A1_CLK_S0D2), + DEF_MOD("fcpvd0", 603, R8A774A1_CLK_S0D2), + DEF_MOD("fcpvb0", 607, R8A774A1_CLK_S0D1), + DEF_MOD("fcpvi0", 611, R8A774A1_CLK_S0D1), + DEF_MOD("fcpf0", 615, R8A774A1_CLK_S0D1), + DEF_MOD("fcpci0", 617, R8A774A1_CLK_S0D2), + DEF_MOD("fcpcs", 619, R8A774A1_CLK_S0D2), + DEF_MOD("vspd2", 621, R8A774A1_CLK_S0D2), + DEF_MOD("vspd1", 622, R8A774A1_CLK_S0D2), + DEF_MOD("vspd0", 623, R8A774A1_CLK_S0D2), + DEF_MOD("vspb", 626, R8A774A1_CLK_S0D1), + DEF_MOD("vspi0", 631, R8A774A1_CLK_S0D1), + DEF_MOD("ehci1", 702, R8A774A1_CLK_S3D2), + DEF_MOD("ehci0", 703, R8A774A1_CLK_S3D2), + DEF_MOD("hsusb", 704, R8A774A1_CLK_S3D2), + DEF_MOD("csi20", 714, R8A774A1_CLK_CSI0), + DEF_MOD("csi40", 716, R8A774A1_CLK_CSI0), + DEF_MOD("du2", 722, R8A774A1_CLK_S2D1), + DEF_MOD("du1", 723, R8A774A1_CLK_S2D1), + DEF_MOD("du0", 724, R8A774A1_CLK_S2D1), + DEF_MOD("lvds", 727, R8A774A1_CLK_S2D1), + DEF_MOD("hdmi0", 729, R8A774A1_CLK_HDMI), + DEF_MOD("vin7", 804, R8A774A1_CLK_S0D2), + DEF_MOD("vin6", 805, R8A774A1_CLK_S0D2), + DEF_MOD("vin5", 806, R8A774A1_CLK_S0D2), + DEF_MOD("vin4", 807, R8A774A1_CLK_S0D2), + DEF_MOD("vin3", 808, R8A774A1_CLK_S0D2), + DEF_MOD("vin2", 809, R8A774A1_CLK_S0D2), + DEF_MOD("vin1", 810, R8A774A1_CLK_S0D2), + DEF_MOD("vin0", 811, R8A774A1_CLK_S0D2), + DEF_MOD("etheravb", 812, R8A774A1_CLK_S0D6), + DEF_MOD("gpio7", 905, R8A774A1_CLK_S3D4), + DEF_MOD("gpio6", 906, R8A774A1_CLK_S3D4), + DEF_MOD("gpio5", 907, R8A774A1_CLK_S3D4), + DEF_MOD("gpio4", 908, R8A774A1_CLK_S3D4), + DEF_MOD("gpio3", 909, R8A774A1_CLK_S3D4), + DEF_MOD("gpio2", 910, R8A774A1_CLK_S3D4), + DEF_MOD("gpio1", 911, R8A774A1_CLK_S3D4), + DEF_MOD("gpio0", 912, R8A774A1_CLK_S3D4), + DEF_MOD("can-fd", 914, R8A774A1_CLK_S3D2), + DEF_MOD("can-if1", 915, R8A774A1_CLK_S3D4), + DEF_MOD("can-if0", 916, R8A774A1_CLK_S3D4), + DEF_MOD("i2c6", 918, R8A774A1_CLK_S0D6), + DEF_MOD("i2c5", 919, R8A774A1_CLK_S0D6), + DEF_MOD("i2c-dvfs", 926, R8A774A1_CLK_CP), + DEF_MOD("i2c4", 927, R8A774A1_CLK_S0D6), + DEF_MOD("i2c3", 928, R8A774A1_CLK_S0D6), + DEF_MOD("i2c2", 929, R8A774A1_CLK_S3D2), + DEF_MOD("i2c1", 930, R8A774A1_CLK_S3D2), + DEF_MOD("i2c0", 931, R8A774A1_CLK_S3D2), + DEF_MOD("ssi-all", 1005, R8A774A1_CLK_S3D4), + DEF_MOD("ssi9", 1006, MOD_CLK_ID(1005)), + DEF_MOD("ssi8", 1007, MOD_CLK_ID(1005)), + DEF_MOD("ssi7", 1008, MOD_CLK_ID(1005)), + DEF_MOD("ssi6", 1009, MOD_CLK_ID(1005)), + DEF_MOD("ssi5", 1010, MOD_CLK_ID(1005)), + DEF_MOD("ssi4", 1011, MOD_CLK_ID(1005)), + DEF_MOD("ssi3", 1012, MOD_CLK_ID(1005)), + DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)), + DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)), + DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)), + DEF_MOD("scu-all", 1017, R8A774A1_CLK_S3D4), + DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)), + DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)), + DEF_MOD("scu-ctu1-mix1", 1020, MOD_CLK_ID(1017)), + DEF_MOD("scu-ctu0-mix0", 1021, MOD_CLK_ID(1017)), + DEF_MOD("scu-src9", 1022, MOD_CLK_ID(1017)), + DEF_MOD("scu-src8", 1023, MOD_CLK_ID(1017)), + DEF_MOD("scu-src7", 1024, MOD_CLK_ID(1017)), + DEF_MOD("scu-src6", 1025, MOD_CLK_ID(1017)), + DEF_MOD("scu-src5", 1026, MOD_CLK_ID(1017)), + DEF_MOD("scu-src4", 1027, MOD_CLK_ID(1017)), + DEF_MOD("scu-src3", 1028, MOD_CLK_ID(1017)), + DEF_MOD("scu-src2", 1029, MOD_CLK_ID(1017)), + DEF_MOD("scu-src1", 1030, MOD_CLK_ID(1017)), + DEF_MOD("scu-src0", 1031, MOD_CLK_ID(1017)), +}; + +/* + * CPG Clock Data + */ + +/* + * MD EXTAL PLL0 PLL1 PLL2 PLL3 PLL4 OSC + * 14 13 19 17 (MHz) + *------------------------------------------------------------------------- + * 0 0 0 0 16.66 x 1 x180 x192 x144 x192 x144 /16 + * 0 0 0 1 16.66 x 1 x180 x192 x144 x128 x144 /16 + * 0 0 1 0 Prohibited setting + * 0 0 1 1 16.66 x 1 x180 x192 x144 x192 x144 /16 + * 0 1 0 0 20 x 1 x150 x160 x120 x160 x120 /19 + * 0 1 0 1 20 x 1 x150 x160 x120 x106 x120 /19 + * 0 1 1 0 Prohibited setting + * 0 1 1 1 20 x 1 x150 x160 x120 x160 x120 /19 + * 1 0 0 0 25 x 1 x120 x128 x96 x128 x96 /24 + * 1 0 0 1 25 x 1 x120 x128 x96 x84 x96 /24 + * 1 0 1 0 Prohibited setting + * 1 0 1 1 25 x 1 x120 x128 x96 x128 x96 /24 + * 1 1 0 0 33.33 / 2 x180 x192 x144 x192 x144 /32 + * 1 1 0 1 33.33 / 2 x180 x192 x144 x128 x144 /32 + * 1 1 1 0 Prohibited setting + * 1 1 1 1 33.33 / 2 x180 x192 x144 x192 x144 /32 + */ +#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 11) | \ + (((md) & BIT(13)) >> 11) | \ + (((md) & BIT(19)) >> 18) | \ + (((md) & BIT(17)) >> 17)) + +static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[16] = { + /* EXTAL div PLL1 mult/div PLL3 mult/div OSC prediv */ + { 1, 192, 1, 192, 1, 16, }, + { 1, 192, 1, 128, 1, 16, }, + { 0, /* Prohibited setting */ }, + { 1, 192, 1, 192, 1, 16, }, + { 1, 160, 1, 160, 1, 19, }, + { 1, 160, 1, 106, 1, 19, }, + { 0, /* Prohibited setting */ }, + { 1, 160, 1, 160, 1, 19, }, + { 1, 128, 1, 128, 1, 24, }, + { 1, 128, 1, 84, 1, 24, }, + { 0, /* Prohibited setting */ }, + { 1, 128, 1, 128, 1, 24, }, + { 2, 192, 1, 192, 1, 32, }, + { 2, 192, 1, 128, 1, 32, }, + { 0, /* Prohibited setting */ }, + { 2, 192, 1, 192, 1, 32, }, +}; + +static const struct mstp_stop_table r8a774a1_mstp_table[] = { + { 0x00000000, 0, 0x00000000, 0 }, + { 0xc3e81000, 0, 0xc3e81000, 0 }, + { 0x000E0FDC, 0, 0x000E0FDC, 0 }, + { 0xD00C7C1F, 0, 0xD00C7C1F, 0 }, + { 0x80000004, 0, 0x80000004, 0 }, + { 0x00DF0006, 0, 0x00DF0006, 0 }, + { 0XC5EACCCE, 0, 0XC5EACCCE, 0 }, + { 0x29E1401C, 0, 0x29E1401C, 0 }, + { 0x00009FF1, 0, 0x00009FF1, 0 }, + { 0xFC4FDFE0, 0, 0xFC4FDFE0, 0 }, + { 0xFFFEFFE8, 0, 0xFFFEFFE8, 0 }, +}; + +static const void *r8a774a1_get_pll_config(const u32 cpg_mode) +{ + return &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; +} + +static const struct cpg_mssr_info r8a774a1_cpg_mssr_info = { + .core_clk = r8a774a1_core_clks, + .core_clk_size = ARRAY_SIZE(r8a774a1_core_clks), + .mod_clk = r8a774a1_mod_clks, + .mod_clk_size = ARRAY_SIZE(r8a774a1_mod_clks), + .mstp_table = r8a774a1_mstp_table, + .mstp_table_size = ARRAY_SIZE(r8a774a1_mstp_table), + .reset_node = "renesas,r8a774a1-rst", + .extalr_node = "extalr", + .mod_clk_base = MOD_CLK_BASE, + .clk_extal_id = CLK_EXTAL, + .clk_extalr_id = CLK_EXTALR, + .get_pll_config = r8a774a1_get_pll_config, +}; + +static const struct udevice_id r8a774a1_clk_ids[] = { + { + .compatible = "renesas,r8a774a1-cpg-mssr", + .data = (ulong)&r8a774a1_cpg_mssr_info, + }, + { } +}; + +U_BOOT_DRIVER(clk_r8a774a1) = { + .name = "clk_r8a774a1", + .id = UCLASS_CLK, + .of_match = r8a774a1_clk_ids, + .priv_auto_alloc_size = sizeof(struct gen3_clk_priv), + .ops = &gen3_clk_ops, + .probe = gen3_clk_probe, + .remove = gen3_clk_remove, +}; diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h index 7b1b242215..3beae7d825 100644 --- a/drivers/clk/renesas/rcar-gen3-cpg.h +++ b/drivers/clk/renesas/rcar-gen3-cpg.h @@ -56,6 +56,8 @@ enum rcar_gen3_clk_types { DEF_BASE(_name, _id, CLK_TYPE_GEN3_RCKSEL, \ (_parent0) << 16 | (_parent1), .div = (_div0) << 16 | (_div1)) +#define DEF_GEN3_Z(_name, _id, _type, _parent, _div, _offset) \ + DEF_BASE(_name, _id, _type, _parent, .div = _div, .offset = _offset) struct rcar_gen3_cpg_pll_config { u8 extal_div; diff --git a/drivers/clk/sifive/fu540-prci.c b/drivers/clk/sifive/fu540-prci.c index fe6e0d4073..c5148e9a37 100644 --- a/drivers/clk/sifive/fu540-prci.c +++ b/drivers/clk/sifive/fu540-prci.c @@ -30,17 +30,22 @@ #include <common.h> #include <asm/io.h> +#include <asm/arch/reset.h> #include <clk-uclass.h> #include <clk.h> #include <div64.h> #include <dm.h> #include <errno.h> +#include <reset-uclass.h> +#include <dm/device.h> +#include <dm/uclass.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/math64.h> #include <linux/clk/analogbits-wrpll-cln28hpc.h> #include <dt-bindings/clock/sifive-fu540-prci.h> +#include <dt-bindings/reset/sifive-fu540-prci.h> /* * EXPECTED_CLK_PARENT_COUNT: how many parent clocks this driver expects: @@ -131,21 +136,18 @@ /* DEVICESRESETREG */ #define PRCI_DEVICESRESETREG_OFFSET 0x28 -#define PRCI_DEVICESRESETREG_DDR_CTRL_RST_N_SHIFT 0 +#define PRCI_DEVICERESETCNT 5 + #define PRCI_DEVICESRESETREG_DDR_CTRL_RST_N_MASK \ - (0x1 << PRCI_DEVICESRESETREG_DDR_CTRL_RST_N_SHIFT) -#define PRCI_DEVICESRESETREG_DDR_AXI_RST_N_SHIFT 1 + (0x1 << PRCI_RST_DDR_CTRL_N) #define PRCI_DEVICESRESETREG_DDR_AXI_RST_N_MASK \ - (0x1 << PRCI_DEVICESRESETREG_DDR_AXI_RST_N_SHIFT) -#define PRCI_DEVICESRESETREG_DDR_AHB_RST_N_SHIFT 2 + (0x1 << PRCI_RST_DDR_AXI_N) #define PRCI_DEVICESRESETREG_DDR_AHB_RST_N_MASK \ - (0x1 << PRCI_DEVICESRESETREG_DDR_AHB_RST_N_SHIFT) -#define PRCI_DEVICESRESETREG_DDR_PHY_RST_N_SHIFT 3 + (0x1 << PRCI_RST_DDR_AHB_N) #define PRCI_DEVICESRESETREG_DDR_PHY_RST_N_MASK \ - (0x1 << PRCI_DEVICESRESETREG_DDR_PHY_RST_N_SHIFT) -#define PRCI_DEVICESRESETREG_GEMGXL_RST_N_SHIFT 5 + (0x1 << PRCI_RST_DDR_PHY_N) #define PRCI_DEVICESRESETREG_GEMGXL_RST_N_MASK \ - (0x1 << PRCI_DEVICESRESETREG_GEMGXL_RST_N_SHIFT) + (0x1 << PRCI_RST_GEMGXL_N) /* CLKMUXSTATUSREG */ #define PRCI_CLKMUXSTATUSREG_OFFSET 0x2c @@ -528,6 +530,41 @@ static const struct __prci_clock_ops sifive_fu540_prci_tlclksel_clk_ops = { .recalc_rate = sifive_fu540_prci_tlclksel_recalc_rate, }; +static int __prci_consumer_reset(const char *rst_name, bool trigger) +{ + struct udevice *dev; + struct reset_ctl rst_sig; + int ret; + + ret = uclass_get_device_by_driver(UCLASS_RESET, + DM_GET_DRIVER(sifive_reset), + &dev); + if (ret) { + dev_err(dev, "Reset driver not found: %d\n", ret); + return ret; + } + + ret = reset_get_by_name(dev, rst_name, &rst_sig); + if (ret) { + dev_err(dev, "failed to get %s reset\n", rst_name); + return ret; + } + + if (reset_valid(&rst_sig)) { + if (trigger) + ret = reset_deassert(&rst_sig); + else + ret = reset_assert(&rst_sig); + if (ret) { + dev_err(dev, "failed to trigger reset id = %ld\n", + rst_sig.id); + return ret; + } + } + + return ret; +} + /** * __prci_ddr_release_reset() - Release DDR reset * @pd: struct __prci_data * for the PRCI containing the DDRCLK mux reg @@ -535,19 +572,20 @@ static const struct __prci_clock_ops sifive_fu540_prci_tlclksel_clk_ops = { */ static void __prci_ddr_release_reset(struct __prci_data *pd) { - u32 v; - - v = __prci_readl(pd, PRCI_DEVICESRESETREG_OFFSET); - v |= PRCI_DEVICESRESETREG_DDR_CTRL_RST_N_MASK; - __prci_writel(v, PRCI_DEVICESRESETREG_OFFSET, pd); + /* Release DDR ctrl reset */ + __prci_consumer_reset("ddr_ctrl", true); /* HACK to get the '1 full controller clock cycle'. */ asm volatile ("fence"); - v = __prci_readl(pd, PRCI_DEVICESRESETREG_OFFSET); - v |= (PRCI_DEVICESRESETREG_DDR_AXI_RST_N_MASK | - PRCI_DEVICESRESETREG_DDR_AHB_RST_N_MASK | - PRCI_DEVICESRESETREG_DDR_PHY_RST_N_MASK); - __prci_writel(v, PRCI_DEVICESRESETREG_OFFSET, pd); + + /* Release DDR AXI reset */ + __prci_consumer_reset("ddr_axi", true); + + /* Release DDR AHB reset */ + __prci_consumer_reset("ddr_ahb", true); + + /* Release DDR PHY reset */ + __prci_consumer_reset("ddr_phy", true); /* HACK to get the '1 full controller clock cycle'. */ asm volatile ("fence"); @@ -567,12 +605,8 @@ static void __prci_ddr_release_reset(struct __prci_data *pd) */ static void __prci_ethernet_release_reset(struct __prci_data *pd) { - u32 v; - /* Release GEMGXL reset */ - v = __prci_readl(pd, PRCI_DEVICESRESETREG_OFFSET); - v |= PRCI_DEVICESRESETREG_GEMGXL_RST_N_MASK; - __prci_writel(v, PRCI_DEVICESRESETREG_OFFSET, pd); + __prci_consumer_reset("gemgxl_reset", true); /* Procmon => core clock */ __prci_writel(PRCI_PROCMONCFG_CORE_CLOCK_MASK, PRCI_PROCMONCFG_OFFSET, @@ -757,6 +791,11 @@ static struct clk_ops sifive_fu540_prci_ops = { .disable = sifive_fu540_prci_disable, }; +static int sifive_fu540_clk_bind(struct udevice *dev) +{ + return sifive_reset_bind(dev, PRCI_DEVICERESETCNT); +} + static const struct udevice_id sifive_fu540_prci_ids[] = { { .compatible = "sifive,fu540-c000-prci" }, { } @@ -769,4 +808,5 @@ U_BOOT_DRIVER(sifive_fu540_prci) = { .probe = sifive_fu540_prci_probe, .ops = &sifive_fu540_prci_ops, .priv_auto_alloc_size = sizeof(struct __prci_data), + .bind = sifive_fu540_clk_bind, }; diff --git a/drivers/clk/uniphier/clk-uniphier-core.c b/drivers/clk/uniphier/clk-uniphier-core.c index c9ec523080..4e25db354e 100644 --- a/drivers/clk/uniphier/clk-uniphier-core.c +++ b/drivers/clk/uniphier/clk-uniphier-core.c @@ -253,7 +253,7 @@ static int uniphier_clk_probe(struct udevice *dev) struct uniphier_clk_priv *priv = dev_get_priv(dev); fdt_addr_t addr; - addr = devfdt_get_addr(dev->parent); + addr = dev_read_addr(dev->parent); if (addr == FDT_ADDR_T_NONE) return -EINVAL; |