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Message-ID: <3b6150a3-09a2-affc-9092-8c325765994a@arm.com>
Date: Wed, 9 Dec 2020 21:35:51 +0000
From: André Przywara <andre.przywara@....com>
To: Clément Péron <peron.clem@...il.com>
Cc: Maxime Ripard <mripard@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
Jernej Skrabec <jernej.skrabec@...l.net>,
Icenowy Zheng <icenowy@...c.xyz>,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
linux-sunxi <linux-sunxi@...glegroups.com>,
Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Yangtao Li <frank@...winnertech.com>,
linux-kernel <linux-kernel@...r.kernel.org>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
"open list:COMMON CLK FRAMEWORK" <linux-clk@...r.kernel.org>
Subject: Re: [linux-sunxi] [PATCH 5/8] clk: sunxi-ng: Add support for the
Allwinner H616 CCU
On 09/12/2020 14:33, Clément Péron wrote:
Hi,
> I try to review this, and compare against the vendor Kernel>
> On Wed, 2 Dec 2020 at 14:54, Andre Przywara <andre.przywara@....com> wrote:
>>
>> While the clocks are fairly similar to the H6, many differ in tiny
>> details, so a separate clock driver seems indicated.
>>
>> Derived from the H6 clock driver, and adjusted according to the manual.
>>
>> Signed-off-by: Andre Przywara <andre.przywara@....com>
>> ---
>> drivers/clk/sunxi-ng/Kconfig | 7 +-
>> drivers/clk/sunxi-ng/Makefile | 1 +
>> drivers/clk/sunxi-ng/ccu-sun50i-h616.c | 1134 +++++++++++++++++++
>> drivers/clk/sunxi-ng/ccu-sun50i-h616.h | 58 +
>> include/dt-bindings/clock/sun50i-h616-ccu.h | 110 ++
>> include/dt-bindings/reset/sun50i-h616-ccu.h | 67 ++
>> 6 files changed, 1376 insertions(+), 1 deletion(-)
>> create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-h616.c
>> create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-h616.h
>> create mode 100644 include/dt-bindings/clock/sun50i-h616-ccu.h
>> create mode 100644 include/dt-bindings/reset/sun50i-h616-ccu.h
>>
>> diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
>> index ce5f5847d5d3..cd46d8853876 100644
>> --- a/drivers/clk/sunxi-ng/Kconfig
>> +++ b/drivers/clk/sunxi-ng/Kconfig
>> @@ -32,8 +32,13 @@ config SUN50I_H6_CCU
>> default ARM64 && ARCH_SUNXI
>> depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
>>
>> +config SUN50I_H616_CCU
>> + bool "Support for the Allwinner H616 CCU"
>> + default ARM64 && ARCH_SUNXI
>> + depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
>> +
>> config SUN50I_H6_R_CCU
>> - bool "Support for the Allwinner H6 PRCM CCU"
>> + bool "Support for the Allwinner H6 and H616 PRCM CCU"
>> default ARM64 && ARCH_SUNXI
>> depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
>>
>> diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
>> index 3eb5cff40eac..96c324306d97 100644
>> --- a/drivers/clk/sunxi-ng/Makefile
>> +++ b/drivers/clk/sunxi-ng/Makefile
>> @@ -26,6 +26,7 @@ obj-$(CONFIG_SUN50I_A64_CCU) += ccu-sun50i-a64.o
>> obj-$(CONFIG_SUN50I_A100_CCU) += ccu-sun50i-a100.o
>> obj-$(CONFIG_SUN50I_A100_R_CCU) += ccu-sun50i-a100-r.o
>> obj-$(CONFIG_SUN50I_H6_CCU) += ccu-sun50i-h6.o
>> +obj-$(CONFIG_SUN50I_H616_CCU) += ccu-sun50i-h616.o
>> obj-$(CONFIG_SUN50I_H6_R_CCU) += ccu-sun50i-h6-r.o
>> obj-$(CONFIG_SUN4I_A10_CCU) += ccu-sun4i-a10.o
>> obj-$(CONFIG_SUN5I_CCU) += ccu-sun5i.o
>> diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h616.c b/drivers/clk/sunxi-ng/ccu-sun50i-h616.c
>> new file mode 100644
>> index 000000000000..3fbb258f0354
>> --- /dev/null
>> +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h616.c
>> @@ -0,0 +1,1134 @@
>> +// SPDX-License-Identifier: GPL-2.0
>> +/*
>> + * Copyright (c) 2020 Arm Ltd.
>> + * Based on the H6 CCU driver, which is:
>> + * Copyright (c) 2017 Icenowy Zheng <icenowy@...c.io>
>> + */
>> +
>> +#include <linux/clk-provider.h>
>> +#include <linux/io.h>
>> +#include <linux/of_address.h>
>> +#include <linux/platform_device.h>
>> +
>> +#include "ccu_common.h"
>> +#include "ccu_reset.h"
>> +
>> +#include "ccu_div.h"
>> +#include "ccu_gate.h"
>> +#include "ccu_mp.h"
>> +#include "ccu_mult.h"
>> +#include "ccu_nk.h"
>> +#include "ccu_nkm.h"
>> +#include "ccu_nkmp.h"
>> +#include "ccu_nm.h"
>> +
>> +#include "ccu-sun50i-h616.h"
>> +
>> +/*
>> + * The CPU PLL is actually NP clock, with P being /1, /2 or /4. However
>> + * P should only be used for output frequencies lower than 288 MHz.
>> + *
>> + * For now we can just model it as a multiplier clock, and force P to /1.
>> + *
>> + * The M factor is present in the register's description, but not in the
>> + * frequency formula, and it's documented as "M is only used for backdoor
>> + * testing", so it's not modelled and then force to 0.
>> + */
>> +#define SUN50I_H616_PLL_CPUX_REG 0x000
>> +static struct ccu_mult pll_cpux_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .mult = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .common = {
>> + .reg = 0x000,
>> + .hw.init = CLK_HW_INIT("pll-cpux", "osc24M",
>> + &ccu_mult_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +/* Some PLLs are input * N / div1 / P. Model them as NKMP with no K */
>> +#define SUN50I_H616_PLL_DDR0_REG 0x010
>> +static struct ccu_nkmp pll_ddr0_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .common = {
>> + .reg = 0x010,
>> + .hw.init = CLK_HW_INIT("pll-ddr0", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +#define SUN50I_H616_PLL_DDR1_REG 0x018
>> +static struct ccu_nkmp pll_ddr1_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .common = {
>> + .reg = 0x018,
>> + .hw.init = CLK_HW_INIT("pll-ddr1", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +#define SUN50I_H616_PLL_PERIPH0_REG 0x020
>> +static struct ccu_nkmp pll_periph0_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .fixed_post_div = 4,
>> + .common = {
>> + .reg = 0x020,
>> + .features = CCU_FEATURE_FIXED_POSTDIV,
>> + .hw.init = CLK_HW_INIT("pll-periph0", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +#define SUN50I_H616_PLL_PERIPH1_REG 0x028
>> +static struct ccu_nkmp pll_periph1_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .fixed_post_div = 4,
>> + .common = {
>> + .reg = 0x028,
>> + .features = CCU_FEATURE_FIXED_POSTDIV,
>> + .hw.init = CLK_HW_INIT("pll-periph1", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +#define SUN50I_H616_PLL_GPU_REG 0x030
>> +static struct ccu_nkmp pll_gpu_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .common = {
>> + .reg = 0x030,
>> + .hw.init = CLK_HW_INIT("pll-gpu", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +/*
>> + * For Video PLLs, the output divider is described as "used for testing"
>> + * in the user manual. So it's not modelled and forced to 0.
>> + */
>> +#define SUN50I_H616_PLL_VIDEO0_REG 0x040
>> +static struct ccu_nm pll_video0_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .fixed_post_div = 4,
>> + .min_rate = 288000000,
>> + .max_rate = 2400000000UL,
>> + .common = {
>> + .reg = 0x040,
>> + .features = CCU_FEATURE_FIXED_POSTDIV,
>> + .hw.init = CLK_HW_INIT("pll-video0", "osc24M",
>> + &ccu_nm_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>
> FYI the PLL video0 in your code is similar between H6/H616 but it's not the
> same in the vendor kernel.
> Vendor says for H6:
> pll_video0/pll_video1: 24*N/D1/4
> for H616:
> pll_video0x4 24*N/D1
> pll_video1/pll_video2: 24*N/D1/4
I don't see any particular problem with this? I mean we pretty surely
have the x4 clock on the H6, and for the H616 the manual agrees to your
findings?
> I'm not sure if this comment is correct or not.
>
>> +
>> +#define SUN50I_H616_PLL_VIDEO1_REG 0x048
>> +static struct ccu_nm pll_video1_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .fixed_post_div = 4,
>> + .min_rate = 288000000,
>> + .max_rate = 2400000000UL,
>> + .common = {
>> + .reg = 0x048,
>> + .features = CCU_FEATURE_FIXED_POSTDIV,
>> + .hw.init = CLK_HW_INIT("pll-video1", "osc24M",
>> + &ccu_nm_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +#define SUN50I_H616_PLL_VIDEO2_REG 0x050
>> +static struct ccu_nm pll_video2_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .fixed_post_div = 4,
>> + .min_rate = 288000000,
>> + .max_rate = 2400000000UL,
>> + .common = {
>> + .reg = 0x050,
>> + .features = CCU_FEATURE_FIXED_POSTDIV,
>> + .hw.init = CLK_HW_INIT("pll-video2", "osc24M",
>> + &ccu_nm_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>
> There is also a PLL_CSI. And all the CSI / LCD clocks but they are no
> output pins available in the H616.
> Maybe we can introduced these clocks later.
I don't see good reasons to introduce undocumented and useless clocks at
this point.
So I will leave this out unless someone protests.
>> +
>> +#define SUN50I_H616_PLL_VE_REG 0x058
>> +static struct ccu_nkmp pll_ve_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .common = {
>> + .reg = 0x058,
>> + .hw.init = CLK_HW_INIT("pll-ve", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +#define SUN50I_H616_PLL_DE_REG 0x060
>> +static struct ccu_nkmp pll_de_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .p = _SUNXI_CCU_DIV(0, 1), /* output divider */
>> + .common = {
>> + .reg = 0x060,
>> + .hw.init = CLK_HW_INIT("pll-de", "osc24M",
>> + &ccu_nkmp_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +/*
>> + * TODO: Determine SDM settings for the audio PLL. The manual suggests
>> + * PLL_FACTOR_N=16, PLL_POST_DIV_P=2, OUTPUT_DIV=2, pattern=0xe000c49b
>> + * for 24.576 MHz, and PLL_FACTOR_N=22, PLL_POST_DIV_P=3, OUTPUT_DIV=2,
>> + * pattern=0xe001288c for 22.5792 MHz.
>> + * This clashes with our fixed PLL_POST_DIV_P.
>> + */
>> +#define SUN50I_H616_PLL_AUDIO_REG 0x078
>> +static struct ccu_nm pll_audio_hs_clk = {
>> + .enable = BIT(31),
>> + .lock = BIT(28),
>> + .n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
>> + .m = _SUNXI_CCU_DIV(1, 1), /* input divider */
>> + .common = {
>> + .reg = 0x078,
>> + .hw.init = CLK_HW_INIT("pll-audio-hs", "osc24M",
>> + &ccu_nm_ops,
>> + CLK_SET_RATE_UNGATE),
>> + },
>> +};
>> +
>> +static const char * const cpux_parents[] = { "osc24M", "osc32k",
>> + "iosc", "pll-cpux", "pll-periph0" };
>> +static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents,
>> + 0x500, 24, 3, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL);
>> +static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x500, 0, 2, 0);
>> +static SUNXI_CCU_M(cpux_apb_clk, "cpux-apb", "cpux", 0x500, 8, 2, 0);
>> +
>> +static const char * const psi_ahb1_ahb2_parents[] = { "osc24M", "osc32k",
>> + "iosc", "pll-periph0" };
>> +static SUNXI_CCU_MP_WITH_MUX(psi_ahb1_ahb2_clk, "psi-ahb1-ahb2",
>> + psi_ahb1_ahb2_parents,
>> + 0x510,
>> + 0, 2, /* M */
>> + 8, 2, /* P */
>> + 24, 2, /* mux */
>> + 0);
>> +
>> +static const char * const ahb3_apb1_apb2_parents[] = { "osc24M", "osc32k",
>> + "psi-ahb1-ahb2",
>> + "pll-periph0" };
>> +static SUNXI_CCU_MP_WITH_MUX(ahb3_clk, "ahb3", ahb3_apb1_apb2_parents, 0x51c,
>> + 0, 2, /* M */
>> + 8, 2, /* P */
>> + 24, 2, /* mux */
>> + 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", ahb3_apb1_apb2_parents, 0x520,
>> + 0, 2, /* M */
>> + 8, 2, /* P */
>> + 24, 2, /* mux */
>> + 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", ahb3_apb1_apb2_parents, 0x524,
>> + 0, 2, /* M */
>> + 8, 2, /* P */
>> + 24, 2, /* mux */
>> + 0);
>> +
>> +static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x",
>> + "pll-ddr0", "pll-ddr1" };
>> +static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, 0x540,
>> + 0, 3, /* M */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + CLK_IS_CRITICAL);
>> +
>> +static const char * const de_parents[] = { "pll-de", "pll-periph0-2x" };
>> +static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents, 0x600,
>> + 0, 4, /* M */
>> + 24, 1, /* mux */
>> + BIT(31), /* gate */
>> + CLK_SET_RATE_PARENT);
>> +
>> +static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "psi-ahb1-ahb2",
>> + 0x60c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_M_WITH_MUX_GATE(deinterlace_clk, "deinterlace",
>> + de_parents,
>> + 0x620,
>> + 0, 4, /* M */
>> + 24, 1, /* mux */
>> + BIT(31), /* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_deinterlace_clk, "bus-deinterlace", "psi-ahb1-ahb2",
>> + 0x62c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_M_WITH_MUX_GATE(g2d_clk, "g2d", de_parents, 0x630,
>> + 0, 4, /* M */
>> + 24, 1, /* mux */
>> + BIT(31), /* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_g2d_clk, "bus-g2d", "psi-ahb1-ahb2",
>> + 0x63c, BIT(0), 0);
>> +
>> +static const char * const gpu0_parents[] = { "pll-gpu", "gpu1" };
>> +static SUNXI_CCU_M_WITH_MUX_GATE(gpu0_clk, "gpu0", gpu0_parents, 0x670,
>> + 0, 2, /* M */
>> + 24, 1, /* mux */
>> + BIT(31), /* gate */
>> + CLK_SET_RATE_PARENT);
>> +static SUNXI_CCU_M_WITH_GATE(gpu1_clk, "gpu1", "pll-periph0-2x", 0x674,
>> + 0, 3, /* M */
>
> M here should be 0,2
Right, good catch.
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "psi-ahb1-ahb2",
>> + 0x67c, BIT(0), 0);
>> +
>> +static const char * const ce_parents[] = { "osc24M", "pll-periph0-2x" };
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x680,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 1, /* mux */
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "psi-ahb1-ahb2",
>> + 0x68c, BIT(0), 0);
>> +
>> +static const char * const ve_parents[] = { "pll-ve" };
>> +static SUNXI_CCU_M_WITH_MUX_GATE(ve_clk, "ve", ve_parents, 0x690,
>> + 0, 3, /* M */
>> + 24, 1, /* mux */
>> + BIT(31), /* gate */
>> + CLK_SET_RATE_PARENT);
>> +
>> +static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "psi-ahb1-ahb2",
>> + 0x69c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "psi-ahb1-ahb2",
>> + 0x70c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "psi-ahb1-ahb2",
>> + 0x73c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M", 0x740, BIT(31), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "psi-ahb1-ahb2",
>> + 0x78c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_psi_clk, "bus-psi", "psi-ahb1-ahb2",
>> + 0x79c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x7ac, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_iommu_clk, "bus-iommu", "apb1", 0x7bc, BIT(0), 0);
>> +
>> +static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1" };
>> +static struct ccu_div dram_clk = {
>> + .div = _SUNXI_CCU_DIV(0, 2),
>> + .mux = _SUNXI_CCU_MUX(24, 2),
>> + .common = {
>> + .reg = 0x800,
>> + .hw.init = CLK_HW_INIT_PARENTS("dram",
>> + dram_parents,
>> + &ccu_div_ops,
>> + CLK_IS_CRITICAL),
>> + },
>> +};
>> +
>> +static SUNXI_CCU_GATE(mbus_dma_clk, "mbus-dma", "mbus",
>> + 0x804, BIT(0), 0);
>> +static SUNXI_CCU_GATE(mbus_ve_clk, "mbus-ve", "mbus",
>> + 0x804, BIT(1), 0);
>> +static SUNXI_CCU_GATE(mbus_ce_clk, "mbus-ce", "mbus",
>> + 0x804, BIT(2), 0);
>> +static SUNXI_CCU_GATE(mbus_ts_clk, "mbus-ts", "mbus",
>> + 0x804, BIT(3), 0);
>> +static SUNXI_CCU_GATE(mbus_nand_clk, "mbus-nand", "mbus",
>> + 0x804, BIT(5), 0);
>
> Compare to H6, you drop mbus-deinterlace but it is present in the vendor kernel.
It's not in the manual (which is what I look at). Not sure I can trust
the vendor kernel more here.
>> +static SUNXI_CCU_GATE(mbus_g2d_clk, "mbus-g2d", "mbus",
>> + 0x804, BIT(10), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "psi-ahb1-ahb2",
>> + 0x80c, BIT(0), CLK_IS_CRITICAL);
>> +
>> +static const char * const nand_spi_parents[] = { "osc24M", "pll-periph0",
>> + "pll-periph1", "pll-periph0-2x",
>> + "pll-periph1-2x" };
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(nand0_clk, "nand0", nand_spi_parents, 0x810,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 3, /* mux */
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(nand1_clk, "nand1", nand_spi_parents, 0x814,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 3, /* mux */
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb3", 0x82c, BIT(0), 0);
>> +
>> +static const char * const mmc_parents[] = { "osc24M", "pll-periph0-2x",
>> + "pll-periph1-2x" };
>> +static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", mmc_parents, 0x830,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + 2, /* post-div */
>> + 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", mmc_parents, 0x834,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + 2, /* post-div */
>> + 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc_parents, 0x838,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + 2, /* post-div */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb3", 0x84c, BIT(0), 0);
>> +static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb3", 0x84c, BIT(1), 0);
>> +static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb3", 0x84c, BIT(2), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2", 0x90c, BIT(0), 0);
>> +static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2", 0x90c, BIT(1), 0);
>> +static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2", 0x90c, BIT(2), 0);
>> +static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2", 0x90c, BIT(3), 0);
>> +static SUNXI_CCU_GATE(bus_uart4_clk, "bus-uart4", "apb2", 0x90c, BIT(4), 0);
>> +static SUNXI_CCU_GATE(bus_uart5_clk, "bus-uart5", "apb2", 0x90c, BIT(5), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2", 0x91c, BIT(0), 0);
>> +static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2", 0x91c, BIT(1), 0);
>> +static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2", 0x91c, BIT(2), 0);
>> +static SUNXI_CCU_GATE(bus_i2c3_clk, "bus-i2c3", "apb2", 0x91c, BIT(3), 0);
>> +static SUNXI_CCU_GATE(bus_i2c4_clk, "bus-i2c4", "apb2", 0x91c, BIT(4), 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", nand_spi_parents, 0x940,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 3, /* mux */
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", nand_spi_parents, 0x944,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 3, /* mux */
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb3", 0x96c, BIT(0), 0);
>> +static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb3", 0x96c, BIT(1), 0);
>> +
>> +static SUNXI_CCU_GATE(emac_25m_clk, "emac-25m", "ahb3", 0x970,
>> + BIT(31) | BIT(30), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_emac0_clk, "bus-emac0", "ahb3", 0x97c, BIT(0), 0);
>> +static SUNXI_CCU_GATE(bus_emac1_clk, "bus-emac1", "ahb3", 0x97c, BIT(1), 0);
>> +
>> +static const char * const ts_parents[] = { "osc24M", "pll-periph0" };
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", ts_parents, 0x9b0,
>> + 0, 4, /* M */
>> + 8, 2, /* N */
>> + 24, 1, /* mux */
>> + BIT(31),/* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(bus_ts_clk, "bus-ts", "ahb3", 0x9bc, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_ths_clk, "bus-ths", "apb1", 0x9fc, BIT(0), 0);
>> +
>> +static const char * const audio_parents[] = { "pll-audio-1x", "pll-audio-2x",
>> + "pll-audio-4x", "pll-audio-hs" };
>> +static struct ccu_div spdif_clk = {
>> + .enable = BIT(31),
>> + .div = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
>> + .mux = _SUNXI_CCU_MUX(24, 2),
>> + .common = {
>> + .reg = 0xa20,
>> + .hw.init = CLK_HW_INIT_PARENTS("spdif",
>> + audio_parents,
>> + &ccu_div_ops,
>> + 0),
>> + },
>> +};
>> +
>> +static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb1", 0xa2c, BIT(0), 0);
>> +
>> +static struct ccu_div dmic_clk = {
>> + .enable = BIT(31),
>> + .div = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
>> + .mux = _SUNXI_CCU_MUX(24, 2),
>> + .common = {
>> + .reg = 0xa40,
>> + .hw.init = CLK_HW_INIT_PARENTS("dmic",
>> + audio_parents,
>> + &ccu_div_ops,
>> + 0),
>> + },
>> +};
>> +
>> +static SUNXI_CCU_GATE(bus_dmic_clk, "bus-dmic", "apb1", 0xa4c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_M_WITH_MUX_GATE(audio_codec_1x_clk, "audio-codec-1x",
>> + audio_parents, 0xa50,
>> + 0, 4, /* M */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + CLK_SET_RATE_PARENT);
>> +static SUNXI_CCU_M_WITH_MUX_GATE(audio_codec_4x_clk, "audio-codec-4x",
>> + audio_parents, 0xa54,
>> + 0, 4, /* M */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + CLK_SET_RATE_PARENT);
>> +
>> +static SUNXI_CCU_GATE(bus_audio_codec_clk, "bus-audio-codec", "apb1", 0xa5c,
>> + BIT(0), 0);
>> +
>> +static struct ccu_div audio_hub_clk = {
>> + .enable = BIT(31),
>> + .div = _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
>> + .mux = _SUNXI_CCU_MUX(24, 2),
>> + .common = {
>> + .reg = 0xa60,
>> + .hw.init = CLK_HW_INIT_PARENTS("audio-hub",
>> + audio_parents,
>> + &ccu_div_ops,
>> + 0),
>> + },
>> +};
>> +
>> +static SUNXI_CCU_GATE(bus_audio_hub_clk, "bus-audio-hub", "apb1", 0xa6c, BIT(0), 0);
>> +
>> +/*
>> + * There are OHCI 12M clock source selection bits for 2 USB 2.0 ports.
>> + * We will force them to 0 (12M divided from 48M).
>> + */
>> +#define SUN50I_H616_USB0_CLK_REG 0xa70
>> +#define SUN50I_H616_USB1_CLK_REG 0xa74
>> +#define SUN50I_H616_USB2_CLK_REG 0xa78
>> +#define SUN50I_H616_USB3_CLK_REG 0xa7c
>> +
>> +static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc12M", 0xa70, BIT(31), 0);
>> +static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M", 0xa70, BIT(29), 0);
>> +
>> +static SUNXI_CCU_GATE(usb_ohci1_clk, "usb-ohci1", "osc12M", 0xa74, BIT(31), 0);
>> +static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M", 0xa74, BIT(29), 0);
>> +
>> +static SUNXI_CCU_GATE(usb_ohci2_clk, "usb-ohci2", "osc12M", 0xa78, BIT(31), 0);
>> +static SUNXI_CCU_GATE(usb_phy2_clk, "usb-phy2", "osc24M", 0xa78, BIT(29), 0);
>> +
>> +static SUNXI_CCU_GATE(usb_ohci3_clk, "usb-ohci3", "osc12M", 0xa7c, BIT(31), 0);
>> +static SUNXI_CCU_GATE(usb_phy3_clk, "usb-phy3", "osc12M", 0xa7c, BIT(29), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb3", 0xa8c, BIT(0), 0);
>> +static SUNXI_CCU_GATE(bus_ohci1_clk, "bus-ohci1", "ahb3", 0xa8c, BIT(1), 0);
>> +static SUNXI_CCU_GATE(bus_ohci2_clk, "bus-ohci2", "ahb3", 0xa8c, BIT(2), 0);
>> +static SUNXI_CCU_GATE(bus_ohci3_clk, "bus-ohci3", "ahb3", 0xa8c, BIT(3), 0);
>> +static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb3", 0xa8c, BIT(4), 0);
>> +static SUNXI_CCU_GATE(bus_ehci1_clk, "bus-ehci1", "ahb3", 0xa8c, BIT(5), 0);
>> +static SUNXI_CCU_GATE(bus_ehci2_clk, "bus-ehci2", "ahb3", 0xa8c, BIT(6), 0);
>> +static SUNXI_CCU_GATE(bus_ehci3_clk, "bus-ehci3", "ahb3", 0xa8c, BIT(7), 0);
>> +static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb3", 0xa8c, BIT(8), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_keyadc_clk, "bus-keyadc", "apb1", 0xa9c, BIT(0), 0);
>> +
>> +static struct clk_fixed_factor pll_periph0_4x_clk;
>> +
>> +static const char * const hdmi_parents[] = { "pll-video0", "pll-video0-4x",
>> + "pll-video2", "pll-video2-4x" };
>> +static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents, 0xb00,
>> + 0, 4, /* M */
>> + 24, 2, /* mux */
>> + BIT(31), /* gate */
>> + 0);
>> +
>> +static SUNXI_CCU_GATE(hdmi_slow_clk, "hdmi-slow", "osc24M", 0xb04, BIT(31), 0);
>> +
>> +static const char * const hdmi_cec_parents[] = { "osc32k", "pll-periph0-2x" };
>> +static const struct ccu_mux_fixed_prediv hdmi_cec_predivs[] = {
>> + { .index = 1, .div = 36621 },
>> +};
>> +
>> +#define SUN50I_H616_HDMI_CEC_CLK_REG 0xb10
>> +static struct ccu_mux hdmi_cec_clk = {
>> + .enable = BIT(31),
>> +
>> + .mux = {
>> + .shift = 24,
>> + .width = 2,
>> +
>> + .fixed_predivs = hdmi_cec_predivs,
>> + .n_predivs = ARRAY_SIZE(hdmi_cec_predivs),
>> + },
>> +
>> + .common = {
>> + .reg = 0xb10,
>> + .features = CCU_FEATURE_VARIABLE_PREDIV,
>> + .hw.init = CLK_HW_INIT_PARENTS("hdmi-cec",
>> + hdmi_cec_parents,
>> + &ccu_mux_ops,
>> + 0),
>> + },
>> +};
>> +
>> +static SUNXI_CCU_GATE(bus_hdmi_clk, "bus-hdmi", "ahb3", 0xb1c, BIT(0), 0);
>> +
>> +static SUNXI_CCU_GATE(bus_tcon_top_clk, "bus-tcon-top", "ahb3",
>> + 0xb5c, BIT(0), 0);
>> +
>> +static const char * const tcon_tv0_parents[] = { "pll-video0",
>> + "pll-video0-4x",
>> + "pll-video1",
>> + "pll-video1-4x" };
>> +static SUNXI_CCU_MP_WITH_MUX_GATE(tcon_tv0_clk, "tcon-tv0",
>> + tcon_tv0_parents, 0xb80,
>> + 0, 4, /* M */
>> + 8, 2, /* P */
>> + 24, 3, /* mux */
>> + BIT(31), /* gate */
>> + CLK_SET_RATE_PARENT);
>> +
>> +static SUNXI_CCU_GATE(bus_tcon_tv0_clk, "bus-tcon-tv0", "ahb3",
>> + 0xb9c, BIT(0), 0);
>
> The TV1 clk is missing here
Right, and some more TV encoder related.
Cheers,
Andre
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