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Message-Id: <20210802062212.73220-12-icenowy@sipeed.com>
Date: Mon, 2 Aug 2021 14:22:06 +0800
From: Icenowy Zheng <icenowy@...eed.com>
To: Rob Herring <robh+dt@...nel.org>,
Maxime Ripard <mripard@...nel.org>,
Chen-Yu Tsai <wens@...e.org>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Ulf Hansson <ulf.hansson@...aro.org>,
Linus Walleij <linus.walleij@...aro.org>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Andre Przywara <andre.przywara@....com>,
Samuel Holland <samuel@...lland.org>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
Icenowy Zheng <icenowy@...eed.com>
Subject: [PATCH 11/17] clk: sunxi-ng: add support for Allwinner R329 CCU
Allwinner R329 has a CCU that is similar to the H616 one, but it's cut
down and have PLLs moved out.
Add support for it.
Signed-off-by: Icenowy Zheng <icenowy@...eed.com>
---
drivers/clk/sunxi-ng/Kconfig | 5 +
drivers/clk/sunxi-ng/Makefile | 1 +
drivers/clk/sunxi-ng/ccu-sun50i-r329.c | 526 ++++++++++++++++++++
drivers/clk/sunxi-ng/ccu-sun50i-r329.h | 32 ++
include/dt-bindings/clock/sun50i-r329-ccu.h | 73 +++
include/dt-bindings/reset/sun50i-r329-ccu.h | 45 ++
6 files changed, 682 insertions(+)
create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-r329.c
create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-r329.h
create mode 100644 include/dt-bindings/clock/sun50i-r329-ccu.h
create mode 100644 include/dt-bindings/reset/sun50i-r329-ccu.h
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index e49b2c2fa5b7..4b32d5f81ea8 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -42,6 +42,11 @@ config SUN50I_H6_R_CCU
default ARM64 && ARCH_SUNXI
depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
+config SUN50I_R329_CCU
+ bool "Support for the Allwinner R329 CCU"
+ default ARM64 && ARCH_SUNXI
+ depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
+
config SUN50I_R329_R_CCU
bool "Support for the Allwinner R329 PRCM CCU"
default ARM64 && ARCH_SUNXI
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index db338a2188fd..62f3c5bf331c 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -28,6 +28,7 @@ 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-$(CONFIG_SUN50I_R329_CCU) += ccu-sun50i-r329.o
obj-$(CONFIG_SUN50I_R329_R_CCU) += ccu-sun50i-r329-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-r329.c b/drivers/clk/sunxi-ng/ccu-sun50i-r329.c
new file mode 100644
index 000000000000..a0b4cfd6e1db
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-r329.c
@@ -0,0 +1,526 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Based on the H616 CCU driver, which is:
+ * Copyright (c) 2020 Arm Ltd.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/module.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-r329.h"
+
+/*
+ * An external divider of PLL-CPUX is controlled here. As it's similar to
+ * the external divider of PLL-CPUX on previous SoCs (only usable under
+ * 288MHz}, ignore it.
+ */
+static const char * const cpux_parents[] = { "osc24M", "osc32k", "iosc",
+ "pll-cpux", "pll-periph",
+ "pll-periph-2x",
+ "pll=periph-800m" };
+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 ahb_parents[] = { "osc24M", "osc32k",
+ "iosc", "pll-periph" };
+static SUNXI_CCU_MP_WITH_MUX(ahb_clk, "ahb",
+ ahb_parents, 0x510,
+ 0, 2, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ 0);
+
+static const char * const apb_parents[] = { "osc24M", "osc32k",
+ "ahb", "pll-periph" };
+static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", apb_parents, 0x520,
+ 0, 2, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ 0);
+
+static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb_parents, 0x524,
+ 0, 2, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ 0);
+
+static const char * const ce_parents[] = { "osc24M", "pll-periph-2x" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x680,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 1, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "ahb",
+ 0x68c, BIT(0), 0);
+
+static const char * const aipu_parents[] = { "pll-periph-2x", "pll-periph-800m",
+ "pll-audio0-div2", "pll-audio0-div5",
+ "pll-cpux" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(aipu_clk, "aipu", aipu_parents, 0x6f0,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_aipu_clk, "bus-aipu", "ahb",
+ 0x6fc, BIT(0), 0);
+
+static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb",
+ 0x70c, BIT(0), 0);
+
+static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "ahb",
+ 0x71c, BIT(0), 0);
+
+static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "ahb",
+ 0x72c, BIT(0), 0);
+
+static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb",
+ 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", "ahb",
+ 0x78c, BIT(0), 0);
+
+static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x7ac, BIT(0), 0);
+
+static const char * const dram_parents[] = { "pll-periph-2x",
+ "pll-periph-800m",
+ "pll-audio0-div2",
+ "pll-audio0-div5" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(dram_clk, "dram", dram_parents, 0x800,
+ 0, 2, /* M */
+ 8, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ CLK_IS_CRITICAL);
+
+
+static SUNXI_CCU_GATE(mbus_dma_clk, "mbus-dma", "dram",
+ 0x804, BIT(0), 0);
+static SUNXI_CCU_GATE(mbus_ce_clk, "mbus-ce", "dram",
+ 0x804, BIT(2), 0);
+static SUNXI_CCU_GATE(mbus_r_dma_clk, "mbus-r-dma", "dram",
+ 0x804, BIT(3), 0);
+static SUNXI_CCU_GATE(mbus_nand_clk, "mbus-nand", "dram",
+ 0x804, BIT(5), 0);
+static SUNXI_CCU_GATE(mbus_aipu_clk, "mbus-aipu", "dram",
+ 0x804, BIT(16), 0);
+
+static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb",
+ 0x80c, BIT(0), CLK_IS_CRITICAL);
+
+static const char * const nand_parents[] = { "osc24M", "pll-periph",
+ "pll-audio-div2",
+ "pll-periph-2x" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(nand0_clk, "nand0", nand_parents, 0x810,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(nand1_clk, "nand1", nand_parents, 0x814,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb", 0x82c, BIT(0), 0);
+
+static const char * const mmc_parents[] = { "osc24M", "pll-periph",
+ "pll-periph-2x",
+ "pll-audio0-div2" };
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", mmc_parents, 0x830,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 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, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 2, /* post-div */
+ 0);
+
+static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb", 0x84c, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb", 0x84c, BIT(1), 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_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_scr_clk, "bus-scr", "apb2", 0x93c, BIT(0), 0);
+
+static const char * const spi_parents[] = { "osc24M", "pll-periph",
+ "pll-periph-2x",
+ "pll-audio0-div2",
+ "pll-audio0-div5" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", spi_parents, 0x940,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", spi_parents, 0x944,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb", 0x96c, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb", 0x96c, BIT(1), 0);
+
+static CLK_FIXED_FACTOR(emac_25m_div_clk, "emac-25m-div", "pll-periph",
+ 2, 1, 0);
+static SUNXI_CCU_GATE(emac_25m_clk, "emac-25m", "emac-25m-div", 0x970,
+ BIT(31) | BIT(30), 0);
+
+static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb", 0x97c, BIT(0), 0);
+
+static const char * const ir_parents[] = { "osc32k", "iosc",
+ "pll-periph", "pll-audio0-div2" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(ir_rx_clk, "ir-rx", ir_parents, 0x990,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_ir_rx_clk, "bus-ir-rx", "apb1", 0x99c, BIT(0), 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(ir_tx_clk, "ir-tx", ir_parents, 0x9c0,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_ir_tx_clk, "bus-ir-tx", "apb1", 0x9cc, BIT(0), 0);
+
+static const char * const audio_parents[] = { "pll-audio1",
+ "pll-audio1-4x",
+ "pll-audio0-div2",
+ "pll-audio0-div5" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(i2s0_clk, "i2s0", audio_parents, 0xa10,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(i2s1_clk, "i2s1", audio_parents, 0xa14,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1", 0xa20, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1", 0xa20, BIT(1), 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(spdif_clk, "spdif", audio_parents, 0xa20,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb1", 0xa2c, 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_R329_USB0_CLK_REG 0xa70
+#define SUN50I_R329_USB1_CLK_REG 0xa74
+
+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(bus_ohci0_clk, "bus-ohci0", "ahb", 0xa8c, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_ohci1_clk, "bus-ohci1", "ahb", 0xa8c, BIT(1), 0);
+static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb", 0xa8c, BIT(4), 0);
+static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb", 0xa8c, BIT(8), 0);
+
+static const char * const ledc_parents[] = { "osc24M", "pll-periph" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(ledc_clk, "ledc", ledc_parents, 0xbf0,
+ 0, 4, /* M */
+ 8, 2, /* P */
+ 24, 1, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_GATE(bus_ledc_clk, "bus-ledc", "apb1", 0xbfc, BIT(0), 0);
+
+/* Fixed factor clocks */
+static CLK_FIXED_FACTOR_FW_NAME(osc12M_clk, "osc12M", "hosc", 2, 1, 0);
+
+static struct ccu_common *sun50i_r329_ccu_clks[] = {
+ &cpux_clk.common,
+ &axi_clk.common,
+ &cpux_apb_clk.common,
+ &ahb_clk.common,
+ &apb1_clk.common,
+ &apb2_clk.common,
+ &ce_clk.common,
+ &bus_ce_clk.common,
+ &aipu_clk.common,
+ &bus_aipu_clk.common,
+ &bus_dma_clk.common,
+ &bus_msgbox_clk.common,
+ &bus_spinlock_clk.common,
+ &bus_hstimer_clk.common,
+ &avs_clk.common,
+ &bus_dbg_clk.common,
+ &bus_pwm_clk.common,
+ &dram_clk.common,
+ &mbus_dma_clk.common,
+ &mbus_ce_clk.common,
+ &mbus_r_dma_clk.common,
+ &mbus_nand_clk.common,
+ &mbus_aipu_clk.common,
+ &bus_dram_clk.common,
+ &nand0_clk.common,
+ &nand1_clk.common,
+ &bus_nand_clk.common,
+ &mmc0_clk.common,
+ &mmc1_clk.common,
+ &bus_mmc0_clk.common,
+ &bus_mmc1_clk.common,
+ &bus_uart0_clk.common,
+ &bus_uart1_clk.common,
+ &bus_uart2_clk.common,
+ &bus_uart3_clk.common,
+ &bus_i2c0_clk.common,
+ &bus_i2c1_clk.common,
+ &bus_scr_clk.common,
+ &spi0_clk.common,
+ &spi1_clk.common,
+ &bus_spi0_clk.common,
+ &bus_spi1_clk.common,
+ &emac_25m_clk.common,
+ &bus_emac_clk.common,
+ &ir_rx_clk.common,
+ &bus_ir_rx_clk.common,
+ &ir_tx_clk.common,
+ &bus_ir_tx_clk.common,
+ &i2s0_clk.common,
+ &i2s1_clk.common,
+ &bus_i2s0_clk.common,
+ &bus_i2s1_clk.common,
+ &spdif_clk.common,
+ &bus_spdif_clk.common,
+ &usb_ohci0_clk.common,
+ &usb_phy0_clk.common,
+ &usb_ohci1_clk.common,
+ &usb_phy1_clk.common,
+ &bus_ohci0_clk.common,
+ &bus_ohci1_clk.common,
+ &bus_ehci0_clk.common,
+ &bus_otg_clk.common,
+ &ledc_clk.common,
+ &bus_ledc_clk.common,
+};
+
+static struct clk_hw_onecell_data sun50i_r329_hw_clks = {
+ .hws = {
+ [CLK_OSC12M] = &osc12M_clk.hw,
+ [CLK_CPUX] = &cpux_clk.common.hw,
+ [CLK_AXI] = &axi_clk.common.hw,
+ [CLK_CPUX_APB] = &cpux_apb_clk.common.hw,
+ [CLK_AHB] = &ahb_clk.common.hw,
+ [CLK_APB1] = &apb1_clk.common.hw,
+ [CLK_APB2] = &apb2_clk.common.hw,
+ [CLK_CE] = &ce_clk.common.hw,
+ [CLK_BUS_CE] = &bus_ce_clk.common.hw,
+ [CLK_AIPU] = &aipu_clk.common.hw,
+ [CLK_BUS_AIPU] = &bus_aipu_clk.common.hw,
+ [CLK_BUS_DMA] = &bus_dma_clk.common.hw,
+ [CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw,
+ [CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw,
+ [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
+ [CLK_AVS] = &avs_clk.common.hw,
+ [CLK_BUS_DBG] = &bus_dbg_clk.common.hw,
+ [CLK_BUS_PWM] = &bus_pwm_clk.common.hw,
+ [CLK_DRAM] = &dram_clk.common.hw,
+ [CLK_MBUS_DMA] = &mbus_dma_clk.common.hw,
+ [CLK_MBUS_CE] = &mbus_ce_clk.common.hw,
+ [CLK_MBUS_R_DMA] = &mbus_r_dma_clk.common.hw,
+ [CLK_MBUS_NAND] = &mbus_nand_clk.common.hw,
+ [CLK_MBUS_AIPU] = &mbus_aipu_clk.common.hw,
+ [CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
+ [CLK_NAND0] = &nand0_clk.common.hw,
+ [CLK_NAND1] = &nand1_clk.common.hw,
+ [CLK_BUS_NAND] = &bus_nand_clk.common.hw,
+ [CLK_MMC0] = &mmc0_clk.common.hw,
+ [CLK_MMC1] = &mmc1_clk.common.hw,
+ [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
+ [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
+ [CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
+ [CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
+ [CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
+ [CLK_BUS_UART3] = &bus_uart3_clk.common.hw,
+ [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
+ [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
+ [CLK_BUS_SCR] = &bus_scr_clk.common.hw,
+ [CLK_SPI0] = &spi0_clk.common.hw,
+ [CLK_SPI1] = &spi1_clk.common.hw,
+ [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
+ [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
+ [CLK_EMAC_25M_DIV] = &emac_25m_div_clk.hw,
+ [CLK_EMAC_25M] = &emac_25m_clk.common.hw,
+ [CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
+ [CLK_IR_RX] = &ir_rx_clk.common.hw,
+ [CLK_BUS_IR_RX] = &bus_ir_rx_clk.common.hw,
+ [CLK_IR_TX] = &ir_tx_clk.common.hw,
+ [CLK_BUS_IR_TX] = &bus_ir_tx_clk.common.hw,
+ [CLK_I2S0] = &i2s0_clk.common.hw,
+ [CLK_I2S1] = &i2s1_clk.common.hw,
+ [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
+ [CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw,
+ [CLK_SPDIF] = &spdif_clk.common.hw,
+ [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw,
+ [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw,
+ [CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
+ [CLK_USB_OHCI1] = &usb_ohci1_clk.common.hw,
+ [CLK_USB_PHY1] = &usb_phy1_clk.common.hw,
+ [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
+ [CLK_BUS_OHCI1] = &bus_ohci1_clk.common.hw,
+ [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
+ [CLK_BUS_OTG] = &bus_otg_clk.common.hw,
+ [CLK_LEDC] = &ledc_clk.common.hw,
+ [CLK_BUS_LEDC] = &bus_ledc_clk.common.hw,
+ },
+ .num = CLK_NUMBER,
+};
+
+static struct ccu_reset_map sun50i_r329_ccu_resets[] = {
+ [RST_MBUS] = { 0x540, BIT(30) },
+
+ [RST_BUS_CE] = { 0x68c, BIT(16) },
+ [RST_BUS_AIPU] = { 0x6fc, BIT(16) },
+ [RST_BUS_DMA] = { 0x70c, BIT(16) },
+ [RST_BUS_MSGBOX] = { 0x71c, BIT(16) },
+ [RST_BUS_SPINLOCK] = { 0x72c, BIT(16) },
+ [RST_BUS_HSTIMER] = { 0x73c, BIT(16) },
+ [RST_BUS_DBG] = { 0x78c, BIT(16) },
+ [RST_BUS_PWM] = { 0x7ac, BIT(16) },
+ [RST_BUS_DRAM] = { 0x80c, BIT(16) },
+ [RST_BUS_NAND] = { 0x82c, BIT(16) },
+ [RST_BUS_MMC0] = { 0x84c, BIT(16) },
+ [RST_BUS_MMC1] = { 0x84c, BIT(17) },
+ [RST_BUS_UART0] = { 0x90c, BIT(16) },
+ [RST_BUS_UART1] = { 0x90c, BIT(17) },
+ [RST_BUS_UART2] = { 0x90c, BIT(18) },
+ [RST_BUS_UART3] = { 0x90c, BIT(19) },
+ [RST_BUS_I2C0] = { 0x91c, BIT(16) },
+ [RST_BUS_I2C1] = { 0x91c, BIT(17) },
+ [RST_BUS_SCR] = { 0x93c, BIT(16) },
+ [RST_BUS_SPI0] = { 0x96c, BIT(16) },
+ [RST_BUS_SPI1] = { 0x96c, BIT(17) },
+ [RST_BUS_EMAC] = { 0x97c, BIT(16) },
+ [RST_BUS_IR_RX] = { 0x99c, BIT(16) },
+ [RST_BUS_IR_TX] = { 0x9cc, BIT(16) },
+ [RST_BUS_I2S0] = { 0xa1c, BIT(16) },
+ [RST_BUS_I2S1] = { 0xa1c, BIT(17) },
+ [RST_BUS_SPDIF] = { 0xa2c, BIT(16) },
+
+ [RST_USB_PHY0] = { 0xa70, BIT(30) },
+ [RST_USB_PHY1] = { 0xa74, BIT(30) },
+
+ [RST_BUS_OHCI0] = { 0xa8c, BIT(16) },
+ [RST_BUS_OHCI1] = { 0xa8c, BIT(17) },
+ [RST_BUS_EHCI0] = { 0xa8c, BIT(20) },
+ [RST_BUS_OTG] = { 0xa8c, BIT(24) },
+
+ [RST_BUS_LEDC] = { 0xbfc, BIT(16) },
+};
+
+static const struct sunxi_ccu_desc sun50i_r329_ccu_desc = {
+ .ccu_clks = sun50i_r329_ccu_clks,
+ .num_ccu_clks = ARRAY_SIZE(sun50i_r329_ccu_clks),
+
+ .hw_clks = &sun50i_r329_hw_clks,
+
+ .resets = sun50i_r329_ccu_resets,
+ .num_resets = ARRAY_SIZE(sun50i_r329_ccu_resets),
+};
+
+static const u32 sun50i_r329_usb_clk_regs[] = {
+ SUN50I_R329_USB0_CLK_REG,
+ SUN50I_R329_USB1_CLK_REG,
+};
+
+static int sun50i_r329_ccu_probe(struct platform_device *pdev)
+{
+ void __iomem *reg;
+ u32 val;
+ int i;
+
+ reg = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(reg))
+ return PTR_ERR(reg);
+
+ /*
+ * Force OHCI 12M clock sources to 00 (12MHz divided from 48MHz)
+ *
+ * This clock mux is still mysterious, and the code just enforces
+ * it to have a valid clock parent.
+ */
+ for (i = 0; i < ARRAY_SIZE(sun50i_r329_usb_clk_regs); i++) {
+ val = readl(reg + sun50i_r329_usb_clk_regs[i]);
+ val &= ~GENMASK(25, 24);
+ writel(val, reg + sun50i_r329_usb_clk_regs[i]);
+ }
+
+ return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_r329_ccu_desc);
+}
+
+static const struct of_device_id sun50i_r329_ccu_ids[] = {
+ { .compatible = "allwinner,sun50i-r329-ccu" },
+ { }
+};
+
+static struct platform_driver sun50i_r329_ccu_driver = {
+ .probe = sun50i_r329_ccu_probe,
+ .driver = {
+ .name = "sun50i-r329-ccu",
+ .of_match_table = sun50i_r329_ccu_ids,
+ },
+};
+module_platform_driver(sun50i_r329_ccu_driver);
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-r329.h b/drivers/clk/sunxi-ng/ccu-sun50i-r329.h
new file mode 100644
index 000000000000..144ac9954ef3
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-r329.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2021 Sipeed
+ */
+
+#ifndef _CCU_SUN50I_R329_H_
+#define _CCU_SUN50I_R329_H_
+
+#include <dt-bindings/clock/sun50i-r329-ccu.h>
+#include <dt-bindings/reset/sun50i-r329-ccu.h>
+
+#define CLK_OSC12M 0
+
+/* CPUX exported for DVFS */
+
+#define CLK_AXI 2
+#define CLK_CPUX_APB 3
+#define CLK_AHB 4
+
+/* APB1 exported for PIO */
+
+#define CLK_APB2 6
+
+/* Peripheral module and gate clock exported except for DRAM ones */
+
+#define CLK_DRAM 18
+
+#define CLK_BUS_DRAM 24
+
+#define CLK_NUMBER (CLK_BUS_LEDC + 1)
+
+#endif /* _CCU_SUN50I_R329_H_ */
diff --git a/include/dt-bindings/clock/sun50i-r329-ccu.h b/include/dt-bindings/clock/sun50i-r329-ccu.h
new file mode 100644
index 000000000000..116f8d13a9b3
--- /dev/null
+++ b/include/dt-bindings/clock/sun50i-r329-ccu.h
@@ -0,0 +1,73 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2021 Sipeed
+ */
+
+#ifndef _DT_BINDINGS_CLK_SUN50I_R329_CCU_H_
+#define _DT_BINDINGS_CLK_SUN50I_R329_CCU_H_
+
+#define CLK_CPUX 1
+
+#define CLK_APB1 5
+
+#define CLK_CE 7
+#define CLK_BUS_CE 8
+#define CLK_AIPU 9
+#define CLK_BUS_AIPU 10
+#define CLK_BUS_DMA 11
+#define CLK_BUS_MSGBOX 12
+#define CLK_BUS_SPINLOCK 13
+#define CLK_BUS_HSTIMER 14
+#define CLK_AVS 15
+#define CLK_BUS_DBG 16
+#define CLK_BUS_PWM 17
+
+#define CLK_MBUS_DMA 19
+#define CLK_MBUS_CE 20
+#define CLK_MBUS_R_DMA 21
+#define CLK_MBUS_NAND 22
+#define CLK_MBUS_AIPU 23
+
+#define CLK_NAND0 25
+#define CLK_NAND1 26
+#define CLK_BUS_NAND 27
+#define CLK_MMC0 28
+#define CLK_MMC1 29
+#define CLK_BUS_MMC0 30
+#define CLK_BUS_MMC1 31
+#define CLK_BUS_UART0 32
+#define CLK_BUS_UART1 33
+#define CLK_BUS_UART2 34
+#define CLK_BUS_UART3 35
+#define CLK_BUS_I2C0 36
+#define CLK_BUS_I2C1 37
+#define CLK_BUS_SCR 38
+#define CLK_SPI0 39
+#define CLK_SPI1 40
+#define CLK_BUS_SPI0 41
+#define CLK_BUS_SPI1 42
+#define CLK_EMAC_25M_DIV 43
+#define CLK_EMAC_25M 44
+#define CLK_BUS_EMAC 45
+#define CLK_IR_RX 46
+#define CLK_BUS_IR_RX 47
+#define CLK_IR_TX 48
+#define CLK_BUS_IR_TX 49
+#define CLK_I2S0 50
+#define CLK_I2S1 51
+#define CLK_BUS_I2S0 52
+#define CLK_BUS_I2S1 53
+#define CLK_SPDIF 54
+#define CLK_BUS_SPDIF 55
+#define CLK_USB_OHCI0 56
+#define CLK_USB_PHY0 57
+#define CLK_USB_OHCI1 58
+#define CLK_USB_PHY1 59
+#define CLK_BUS_OHCI0 60
+#define CLK_BUS_OHCI1 61
+#define CLK_BUS_EHCI0 62
+#define CLK_BUS_OTG 63
+#define CLK_LEDC 64
+#define CLK_BUS_LEDC 65
+
+#endif /* _DT_BINDINGS_CLK_SUN50I_R329_CCU_H_ */
diff --git a/include/dt-bindings/reset/sun50i-r329-ccu.h b/include/dt-bindings/reset/sun50i-r329-ccu.h
new file mode 100644
index 000000000000..bb704a82443f
--- /dev/null
+++ b/include/dt-bindings/reset/sun50i-r329-ccu.h
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
+/*
+ * Copyright (c) 2021 Sipeed
+ */
+
+#ifndef _DT_BINDINGS_RST_SUN50I_R329_CCU_H_
+#define _DT_BINDINGS_RST_SUN50I_R329_CCU_H_
+
+#define RST_MBUS 0
+#define RST_BUS_CE 1
+#define RST_BUS_AIPU 2
+#define RST_BUS_DMA 3
+#define RST_BUS_MSGBOX 4
+#define RST_BUS_SPINLOCK 5
+#define RST_BUS_HSTIMER 6
+#define RST_BUS_DBG 7
+#define RST_BUS_PWM 8
+#define RST_BUS_DRAM 9
+#define RST_BUS_NAND 10
+#define RST_BUS_MMC0 11
+#define RST_BUS_MMC1 12
+#define RST_BUS_UART0 13
+#define RST_BUS_UART1 14
+#define RST_BUS_UART2 15
+#define RST_BUS_UART3 16
+#define RST_BUS_I2C0 17
+#define RST_BUS_I2C1 18
+#define RST_BUS_SCR 19
+#define RST_BUS_SPI0 20
+#define RST_BUS_SPI1 21
+#define RST_BUS_EMAC 22
+#define RST_BUS_IR_RX 23
+#define RST_BUS_IR_TX 24
+#define RST_BUS_I2S0 25
+#define RST_BUS_I2S1 26
+#define RST_BUS_SPDIF 27
+#define RST_USB_PHY0 28
+#define RST_USB_PHY1 29
+#define RST_BUS_OHCI0 30
+#define RST_BUS_OHCI1 31
+#define RST_BUS_EHCI0 32
+#define RST_BUS_OTG 33
+#define RST_BUS_LEDC 34
+
+#endif /* _DT_BINDINGS_RST_SUN50I_R329_CCU_H_ */
--
2.30.2
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