Introduce a clock controller driver for sun7i A20 SoC.

Signed-off-by: Priit Laes <pl...@plaes.org>
---
 drivers/clk/sunxi-ng/Kconfig         |   11 +
 drivers/clk/sunxi-ng/Makefile        |    1 +
 drivers/clk/sunxi-ng/ccu-sun7i-a20.c | 1068 ++++++++++++++++++++++++++++++++++
 drivers/clk/sunxi-ng/ccu-sun7i-a20.h |  121 ++++
 4 files changed, 1201 insertions(+)
 create mode 100644 drivers/clk/sunxi-ng/ccu-sun7i-a20.c
 create mode 100644 drivers/clk/sunxi-ng/ccu-sun7i-a20.h

diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index 695bbf9..4f436ab 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -85,6 +85,17 @@ config SUN6I_A31_CCU
        select SUNXI_CCU_PHASE
        default MACH_SUN6I
 
+config SUN7I_A20_CCU
+       bool "Support for the Allwinner A20 CCU"
+       select SUNXI_CCU_DIV
+       select SUNXI_CCU_MULT
+       select SUNXI_CCU_NK
+       select SUNXI_CCU_NKM
+       select SUNXI_CCU_NM
+       select SUNXI_CCU_MP
+       select SUNXI_CCU_PHASE
+       default MACH_SUN7I
+
 config SUN8I_A23_CCU
        bool "Support for the Allwinner A23 CCU"
        select SUNXI_CCU_DIV
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index 6feaac0..bedda5b 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -21,6 +21,7 @@ obj-$(CONFIG_SUNXI_CCU_MP)    += ccu_mp.o
 obj-$(CONFIG_SUN50I_A64_CCU)   += ccu-sun50i-a64.o
 obj-$(CONFIG_SUN5I_CCU)                += ccu-sun5i.o
 obj-$(CONFIG_SUN6I_A31_CCU)    += ccu-sun6i-a31.o
+obj-$(CONFIG_SUN7I_A20_CCU)    += ccu-sun7i-a20.o
 obj-$(CONFIG_SUN8I_A23_CCU)    += ccu-sun8i-a23.o
 obj-$(CONFIG_SUN8I_A33_CCU)    += ccu-sun8i-a33.o
 obj-$(CONFIG_SUN8I_H3_CCU)     += ccu-sun8i-h3.o
diff --git a/drivers/clk/sunxi-ng/ccu-sun7i-a20.c 
b/drivers/clk/sunxi-ng/ccu-sun7i-a20.c
new file mode 100644
index 0000000..90d2f13
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-sun7i-a20.c
@@ -0,0 +1,1068 @@
+/*
+ * Copyright (c) 2017 Priit Laes. All rights reserved.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of_address.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_phase.h"
+
+#include "ccu-sun7i-a20.h"
+
+/*
+ * PLL1 - Core clock
+ *
+ * TODO: sigma-delta pattern bits 2 & 3
+ * TODO: PLL1 tuning register
+ */
+static struct ccu_nkmp pll_core_clk = {
+       .enable         = BIT(31),
+       .n              = _SUNXI_CCU_MULT_OFFSET(8, 5, 0),
+       .k              = _SUNXI_CCU_MULT(4, 2),
+       .m              = _SUNXI_CCU_DIV(0, 2),
+       .p              = _SUNXI_CCU_DIV(16, 2),
+       .common         = {
+               .reg            = 0x000,
+               .hw.init        = CLK_HW_INIT("pll-core",
+                                             "hosc",
+                                             &ccu_nkmp_ops,
+                                             0),
+       },
+};
+
+/* PLL2 - Audio clock */
+static struct ccu_nm pll_audio_base_clk = {
+       .enable         = BIT(31),
+       .n              = _SUNXI_CCU_MULT_OFFSET(8, 7, 0),
+       .m              = _SUNXI_CCU_DIV_OFFSET(0, 5, 0),
+       .common         = {
+               .reg            = 0x008,
+               .hw.init        = CLK_HW_INIT("pll-audio-base",
+                                             "hosc",
+                                             &ccu_nm_ops,
+                                             0),
+       },
+
+};
+
+/* PLL3 - Video0 clock */
+static struct ccu_mult pll_video0_clk = {
+       .enable         = BIT(31),
+       .mult           = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(0, 7, 0, 9, 127),
+       .frac           = _SUNXI_CCU_FRAC(BIT(15), BIT(14),
+                                         270000000, 297000000),
+       .common         = {
+               .reg            = 0x010,
+               .features       = (CCU_FEATURE_FRACTIONAL |
+                                  CCU_FEATURE_ALL_PREDIV),
+               .prediv         = 8,
+               .hw.init        = CLK_HW_INIT("pll-video0",
+                                             "hosc",
+                                             &ccu_mult_ops,
+                                             0),
+       },
+};
+
+/* PLL4 - VE clock */
+static struct ccu_nkmp pll_ve_clk = {
+       .enable         = BIT(31),
+       .n              = _SUNXI_CCU_MULT_OFFSET(8, 5, 0),
+       .k              = _SUNXI_CCU_MULT(4, 2),
+       .m              = _SUNXI_CCU_DIV(0, 2),
+       .p              = _SUNXI_CCU_DIV(16, 2),
+       .common         = {
+               .reg            = 0x018,
+               .hw.init        = CLK_HW_INIT("pll-ve",
+                                             "hosc",
+                                             &ccu_nkmp_ops,
+                                             0),
+       },
+};
+
+/*
+ * PLL5 - DDR clock
+ *
+ * TODO: PLL5 tuning register
+ */
+static struct ccu_nk pll_ddr_base_clk = {
+       .enable         = BIT(31),
+       .n              = _SUNXI_CCU_MULT_OFFSET(8, 5, 0),
+       .k              = _SUNXI_CCU_MULT(4, 2),
+       .common         = {
+               .reg            = 0x020,
+               .hw.init        = CLK_HW_INIT("pll-ddr-base",
+                                             "hosc",
+                                             &ccu_nk_ops,
+                                             0),
+       },
+};
+
+static SUNXI_CCU_M(pll_ddr_clk, "pll-ddr", "pll-ddr-base", 0x020, 0, 2,
+                  CLK_IS_CRITICAL);
+
+static struct ccu_div pll_ddr_other_clk = {
+       .div            = _SUNXI_CCU_DIV_FLAGS(16, 2, CLK_DIVIDER_POWER_OF_TWO),
+
+       .common         = {
+               .reg            = 0x020,
+               .hw.init        = CLK_HW_INIT("pll-ddr-other", "pll-ddr-base",
+                                             &ccu_div_ops,
+                                             0),
+       },
+};
+
+/* PLL6 - peripheral (SATA) clock */
+static struct ccu_nk pll_periph_clk = {
+       .enable         = BIT(31),
+       .n              = _SUNXI_CCU_MULT_OFFSET(8, 5, 0),
+       .k              = _SUNXI_CCU_MULT(4, 2),
+       .fixed_post_div = 2,
+       .common         = {
+               .reg            = 0x028,
+               .features       = CCU_FEATURE_FIXED_POSTDIV,
+               .hw.init        = CLK_HW_INIT("pll-periph",
+                                             "hosc",
+                                             &ccu_nk_ops,
+                                             0),
+       },
+};
+static SUNXI_CCU_GATE(pll_periph_sata_clk, "pll-periph-sata", "pll-periph",
+                     0x028, BIT(14), 0);
+
+/* PLL7 - Video1 clock */
+static struct ccu_mult pll_video1_clk = {
+       .enable         = BIT(31),
+       .mult           = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(0, 7, 0, 9, 127),
+       .frac           = _SUNXI_CCU_FRAC(BIT(15), BIT(14),
+                                 270000000, 297000000),
+       .common         = {
+               .reg            = 0x030,
+               .features       = (CCU_FEATURE_FRACTIONAL |
+                                  CCU_FEATURE_ALL_PREDIV),
+               .prediv         = 8,
+               .hw.init        = CLK_HW_INIT("pll-video1",
+                                             "hosc",
+                                             &ccu_mult_ops,
+                                             0),
+       },
+};
+
+/* TODO: pll8 gpu 0x040 */
+
+static SUNXI_CCU_GATE(hosc_clk,        "hosc", "osc24M", 0x050, BIT(0), 0);
+
+static const char *const cpu_parents[] = { "osc32k", "hosc",
+                                          "pll-core", "pll-periph" };
+static const struct ccu_mux_fixed_prediv cpu_predivs[] = {
+       { .index = 3, .div = 3, },
+};
+
+static struct ccu_mux cpu_clk = {
+       .mux            = {
+               .shift          = 16,
+               .width          = 2,
+               .fixed_predivs  = cpu_predivs,
+               .n_predivs      = ARRAY_SIZE(cpu_predivs),
+       },
+       .common         = {
+               .reg            = 0x054,
+               .features       = CCU_FEATURE_FIXED_PREDIV,
+               .hw.init        = CLK_HW_INIT_PARENTS("cpu",
+                                                     cpu_parents,
+                                                     &ccu_mux_ops,
+                                                     CLK_IS_CRITICAL),
+       }
+};
+
+static SUNXI_CCU_M(axi_clk, "axi", "cpu", 0x054, 0, 2, 0);
+
+static const char *const ahb_parents[] = { "axi", "pll-periph",
+                                          "pll-periph-2x" };
+static const struct ccu_mux_fixed_prediv ahb_predivs[] = {
+       { .index = 2, .div = 2, },
+};
+
+static struct ccu_div ahb_clk = {
+       .div            = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
+       .mux            = {
+               .shift          = 6,
+               .width          = 2,
+               .fixed_predivs  = ahb_predivs,
+               .n_predivs      = ARRAY_SIZE(ahb_predivs),
+       },
+
+       .common         = {
+               .reg            = 0x054,
+               .hw.init        = CLK_HW_INIT_PARENTS("ahb",
+                                                     ahb_parents,
+                                                     &ccu_div_ops,
+                                                     0),
+       },
+};
+
+static struct clk_div_table apb0_div_table[] = {
+       { .val = 0, .div = 2 },
+       { .val = 1, .div = 2 },
+       { .val = 2, .div = 4 },
+       { .val = 3, .div = 8 },
+       { /* Sentinel */ },
+};
+static SUNXI_CCU_DIV_TABLE(apb0_clk, "apb0", "ahb",
+                          0x054, 8, 2, apb0_div_table, 0);
+
+static const char *const apb1_parents[] = { "hosc", "pll-periph", "osc32k" };
+static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", apb1_parents, 0x058,
+                            0, 5,      /* M */
+                            16, 2,     /* P */
+                            24, 2,     /* mux */
+                            0);
+
+static SUNXI_CCU_GATE(ahb_otg_clk,     "ahb-otg",      "ahb",
+                     0x060, BIT(0), 0);
+static SUNXI_CCU_GATE(ahb_ehci0_clk,   "ahb-ehci0",    "ahb",
+                     0x060, BIT(1), 0);
+static SUNXI_CCU_GATE(ahb_ohci0_clk,   "ahb-ohci0",    "ahb",
+                     0x060, BIT(2), 0);
+static SUNXI_CCU_GATE(ahb_ehci1_clk,   "ahb-ehci1",    "ahb",
+                     0x060, BIT(3), 0);
+static SUNXI_CCU_GATE(ahb_ohci1_clk,   "ahb-ohci1",    "ahb",
+                     0x060, BIT(4), 0);
+static SUNXI_CCU_GATE(ahb_ss_clk,      "ahb-ss",       "ahb",
+                     0x060, BIT(5), 0);
+static SUNXI_CCU_GATE(ahb_dma_clk,     "ahb-dma",      "ahb",
+                     0x060, BIT(6), 0);
+static SUNXI_CCU_GATE(ahb_bist_clk,    "ahb-bist",     "ahb",
+                     0x060, BIT(7), 0);
+static SUNXI_CCU_GATE(ahb_mmc0_clk,    "ahb-mmc0",     "ahb",
+                     0x060, BIT(8), 0);
+static SUNXI_CCU_GATE(ahb_mmc1_clk,    "ahb-mmc1",     "ahb",
+                     0x060, BIT(9), 0);
+static SUNXI_CCU_GATE(ahb_mmc2_clk,    "ahb-mmc2",     "ahb",
+                     0x060, BIT(10), 0);
+static SUNXI_CCU_GATE(ahb_mmc3_clk,    "ahb-mmc3",     "ahb",
+                     0x060, BIT(11), 0);
+static SUNXI_CCU_GATE(ahb_ms_clk,      "ahb-ms",       "ahb",
+                     0x060, BIT(12), 0);
+static SUNXI_CCU_GATE(ahb_nand_clk,    "ahb-nand",     "ahb",
+                     0x060, BIT(13), 0);
+static SUNXI_CCU_GATE(ahb_sdram_clk,   "ahb-sdram",    "ahb",
+                     0x060, BIT(14), CLK_IS_CRITICAL);
+/* BIT(15) - reserved */
+static SUNXI_CCU_GATE(ahb_ace_clk,     "ahb-ace",      "ahb",
+                     0x060, BIT(16), 0);
+static SUNXI_CCU_GATE(ahb_emac_clk,    "ahb-emac",     "ahb",
+                     0x060, BIT(17), 0);
+static SUNXI_CCU_GATE(ahb_ts_clk,      "ahb-ts",       "ahb",
+                     0x060, BIT(18), 0);
+/* BIT(19) - reserved */
+static SUNXI_CCU_GATE(ahb_spi0_clk,    "ahb-spi0",     "ahb",
+                     0x060, BIT(20), 0);
+static SUNXI_CCU_GATE(ahb_spi1_clk,    "ahb-spi1",     "ahb",
+                     0x060, BIT(21), 0);
+static SUNXI_CCU_GATE(ahb_spi2_clk,    "ahb-spi2",     "ahb",
+                     0x060, BIT(22), 0);
+static SUNXI_CCU_GATE(ahb_spi3_clk,    "ahb-spi3",     "ahb",
+                     0x060, BIT(23), 0);
+/* BIT(24) - reserved */
+static SUNXI_CCU_GATE(ahb_sata_clk,    "ahb-sata",     "ahb",
+                     0x060, BIT(25), 0);
+/* BIT(26 .. 27) - reserved */
+static SUNXI_CCU_GATE(ahb_hstimer_clk, "ahb-hstimer",  "ahb",
+                     0x060, BIT(28), 0);
+/* BIT(29 .. 31) - reserved */
+
+static SUNXI_CCU_GATE(ahb_ve_clk,      "ahb-ve",       "ahb",
+                     0x064, BIT(0), 0);
+static SUNXI_CCU_GATE(ahb_tvd_clk,     "ahb-tvd",      "ahb",
+                     0x064, BIT(1), 0);
+static SUNXI_CCU_GATE(ahb_tve0_clk,    "ahb-tve0",     "ahb",
+                     0x064, BIT(2), 0);
+static SUNXI_CCU_GATE(ahb_tve1_clk,    "ahb-tve1",     "ahb",
+                     0x064, BIT(3), 0);
+static SUNXI_CCU_GATE(ahb_lcd0_clk,    "ahb-lcd0",     "ahb",
+                     0x064, BIT(4), 0);
+static SUNXI_CCU_GATE(ahb_lcd1_clk,    "ahb-lcd1",     "ahb",
+                     0x064, BIT(5), 0);
+/* BIT(6 .. 7) - reserved */
+static SUNXI_CCU_GATE(ahb_csi0_clk,    "ahb-csi0",     "ahb",
+                     0x064, BIT(8), 0);
+static SUNXI_CCU_GATE(ahb_csi1_clk,    "ahb-csi1",     "ahb",
+                     0x064, BIT(9), 0);
+static SUNXI_CCU_GATE(ahb_hdmi1_clk,   "ahb-hdmi1",    "ahb",
+                     0x064, BIT(10), 0);
+static SUNXI_CCU_GATE(ahb_hdmi0_clk,   "ahb-hdmi0",    "ahb",
+                     0x064, BIT(11), 0);
+static SUNXI_CCU_GATE(ahb_de_be0_clk,  "ahb-de-be0",   "ahb",
+                     0x064, BIT(12), 0);
+static SUNXI_CCU_GATE(ahb_de_be1_clk,  "ahb-de-be1",   "ahb",
+                     0x064, BIT(13), 0);
+static SUNXI_CCU_GATE(ahb_de_fe0_clk,  "ahb-de-fe0",   "ahb",
+                     0x064, BIT(14), 0);
+static SUNXI_CCU_GATE(ahb_de_fe1_clk,  "ahb-de-fe1",   "ahb",
+                     0x064, BIT(15), 0);
+/* BIT(16) - reserved */
+static SUNXI_CCU_GATE(ahb_gmac_clk,    "ahb-gmac",     "ahb",
+                     0x064, BIT(17), 0);
+static SUNXI_CCU_GATE(ahb_mp_clk,      "ahb-mp",       "ahb",
+                     0x064, BIT(18), 0);
+/* BIT(19) - reserved */
+static SUNXI_CCU_GATE(ahb_gpu_clk,     "ahb-gpu",      "ahb",
+                     0x064, BIT(20), 0);
+/* BIT(21 .. 31) - reserved */
+
+static SUNXI_CCU_GATE(apb0_codec_clk,  "apb0-codec",   "apb0",
+                     0x068, BIT(0), 0);
+static SUNXI_CCU_GATE(apb0_spdif_clk,  "apb0-spdif",   "apb0",
+                     0x068, BIT(1), 0);
+static SUNXI_CCU_GATE(apb0_ac97_clk,   "apb0-ac97",    "apb0",
+                     0x068, BIT(2), 0);
+static SUNXI_CCU_GATE(apb0_i2s0_clk,   "apb0-i2s0",    "apb0",
+                     0x068, BIT(3), 0);
+static SUNXI_CCU_GATE(apb0_i2s1_clk,   "apb0-i2s1",    "apb0",
+                     0x068, BIT(4), 0);
+static SUNXI_CCU_GATE(apb0_pio_clk,    "apb0-pio",     "apb0",
+                     0x068, BIT(5), 0);
+static SUNXI_CCU_GATE(apb0_ir0_clk,    "apb0-ir0",     "apb0",
+                     0x068, BIT(6), 0);
+static SUNXI_CCU_GATE(apb0_ir1_clk,    "apb0-ir1",     "apb0",
+                     0x068, BIT(7), 0);
+static SUNXI_CCU_GATE(apb0_i2s2_clk,   "apb0-i2s2",    "apb0",
+                     0x068, BIT(8), 0);
+/* BIT(8) - reserved */
+static SUNXI_CCU_GATE(apb0_keypad_clk, "apb0-keypad",  "apb0",
+                     0x068, BIT(10), 0);
+/* BIT(11 .. 31) - reserved */
+
+static SUNXI_CCU_GATE(apb1_i2c0_clk,   "apb1-i2c0",    "apb1",
+                     0x06c, BIT(0), 0);
+static SUNXI_CCU_GATE(apb1_i2c1_clk,   "apb1-i2c1",    "apb1",
+                     0x06c, BIT(1), 0);
+static SUNXI_CCU_GATE(apb1_i2c2_clk,   "apb1-i2c2",    "apb1",
+                     0x06c, BIT(2), 0);
+static SUNXI_CCU_GATE(apb1_i2c3_clk,   "apb1-i2c3",    "apb1",
+                     0x06c, BIT(3), 0);
+static SUNXI_CCU_GATE(apb1_can_clk,    "apb1-can",     "apb1",
+                     0x06c, BIT(4), 0);
+static SUNXI_CCU_GATE(apb1_scr_clk,    "apb1-scr",     "apb1",
+                     0x06c, BIT(5), 0);
+static SUNXI_CCU_GATE(apb1_ps20_clk,   "apb1-ps20",    "apb1",
+                     0x06c, BIT(6), 0);
+static SUNXI_CCU_GATE(apb1_ps21_clk,   "apb1-ps21",    "apb1",
+                     0x06c, BIT(7), 0);
+/* BIT(8 .. 14) - reserved */
+static SUNXI_CCU_GATE(apb1_i2c4_clk,   "apb1-i2c4",    "apb1",
+                     0x06c, BIT(15), 0);
+static SUNXI_CCU_GATE(apb1_uart0_clk,  "apb1-uart0",   "apb1",
+                     0x06c, BIT(16), 0);
+static SUNXI_CCU_GATE(apb1_uart1_clk,  "apb1-uart1",   "apb1",
+                     0x06c, BIT(17), 0);
+static SUNXI_CCU_GATE(apb1_uart2_clk,  "apb1-uart2",   "apb1",
+                     0x06c, BIT(18), 0);
+static SUNXI_CCU_GATE(apb1_uart3_clk,  "apb1-uart3",   "apb1",
+                     0x06c, BIT(19), 0);
+static SUNXI_CCU_GATE(apb1_uart4_clk,  "apb1-uart4",   "apb1",
+                     0x06c, BIT(20), 0);
+static SUNXI_CCU_GATE(apb1_uart5_clk,  "apb1-uart5",   "apb1",
+                     0x06c, BIT(21), 0);
+static SUNXI_CCU_GATE(apb1_uart6_clk,  "apb1-uart6",   "apb1",
+                     0x06c, BIT(22), 0);
+static SUNXI_CCU_GATE(apb1_uart7_clk,  "apb1-uart7",   "apb1",
+                     0x06c, BIT(23), 0);
+/* BIT(24 .. 31) - reserved */
+
+static const char *const mod0_default_parents[] = { "hosc", "pll-periph",
+                                                    "pll-ddr-other" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 
0x080,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(ms_clk, "ms", mod0_default_parents, 0x084,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 
0x088,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0",
+                      0x088, 8, 3, 0);
+static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0",
+                      0x088, 20, 3, 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 
0x08c,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1",
+                      0x08c, 8, 3, 0);
+static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1",
+                      0x08c, 20, 3, 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 
0x090,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2",
+                      0x090, 8, 3, 0);
+static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2",
+                      0x090, 20, 3, 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(mmc3_clk, "mmc3", mod0_default_parents, 
0x094,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+static SUNXI_CCU_PHASE(mmc3_output_clk, "mmc3_output", "mmc3",
+                      0x094, 8, 3, 0);
+static SUNXI_CCU_PHASE(mmc3_sample_clk, "mmc3_sample", "mmc3",
+                      0x094, 20, 3, 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", mod0_default_parents, 0x098,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(ss_clk, "ss", mod0_default_parents, 0x09c,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 
0x0a0,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 
0x0a4,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(spi2_clk, "spi2", mod0_default_parents, 
0x0a8,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(pata_clk, "pata", mod0_default_parents, 
0x0ac,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static const char *const ir_parents[] = { "hosc", "pll-periph",
+                                         "pll-ddr-other", "osc32k" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(ir0_clk, "ir0", ir_parents, 0x0b0,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(ir1_clk, "ir1", ir_parents, 0x0b4,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static const char *const audio_parents[] = { "pll-audio-8x", "pll-audio-4x",
+                                             "pll-audio-2x", "pll-audio" };
+static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", audio_parents,
+                              0x0b8, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_MUX_WITH_GATE(ac97_clk, "ac97", audio_parents,
+                              0x0bc, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_MUX_WITH_GATE(spdif_clk, "spdif", audio_parents,
+                              0x0c0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
+
+/* TODO: keypad clock, 0x0c4 parents: 00: hosc, 10: osc32k */
+
+/*
+ * TODO: SATA clock also supports external clock as parent.
+ * Currently we default to using PLL6 SATA gate.
+ */
+static SUNXI_CCU_GATE(sata_clk, "sata", "pll-periph-sata",
+                     0x0c8, BIT(31), 0);
+
+static SUNXI_CCU_GATE(usb_ohci0_clk,   "usb-ohci0",    "pll-periph",
+                     0x0cc, BIT(6), 0);
+static SUNXI_CCU_GATE(usb_ohci1_clk,   "usb-ohci1",    "pll-periph",
+                     0x0cc, BIT(7), 0);
+static SUNXI_CCU_GATE(usb_phy_clk,     "usb-phy",      "pll-periph",
+                     0x0cc, BIT(8), 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(spi3_clk, "spi3", mod0_default_parents, 
0x0d4,
+                                 0, 4,         /* M */
+                                 16, 2,        /* P */
+                                 24, 2,        /* mux */
+                                 BIT(31),      /* gate */
+                                 0);
+
+static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", audio_parents,
+                              0x0d8, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_MUX_WITH_GATE(i2s2_clk, "i2s2", audio_parents,
+                              0x0dc, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_GATE(dram_ve_clk,     "dram-ve",      "pll-ddr",
+                     0x100, BIT(0), 0);
+static SUNXI_CCU_GATE(dram_csi0_clk,   "dram-csi0",    "pll-ddr",
+                     0x100, BIT(1), 0);
+static SUNXI_CCU_GATE(dram_csi1_clk,   "dram-csi1",    "pll-ddr",
+                     0x100, BIT(2), 0);
+static SUNXI_CCU_GATE(dram_ts_clk,     "dram-ts",      "pll-ddr",
+                     0x100, BIT(3), 0);
+static SUNXI_CCU_GATE(dram_tvd_clk,    "dram-tvd",     "pll-ddr",
+                     0x100, BIT(4), 0);
+static SUNXI_CCU_GATE(dram_tve0_clk,   "dram-tve0",    "pll-ddr",
+                     0x100, BIT(5), 0);
+static SUNXI_CCU_GATE(dram_tve1_clk,   "dram-tve1",    "pll-ddr",
+                     0x100, BIT(6), 0);
+/* BIT(7 .. 14) - reserved */
+static SUNXI_CCU_GATE(dram_out_clk,    "dram-out",     "pll-ddr",
+                     0x100, BIT(15), 0);
+/* BIT(16 .. 23) - reserved */
+static SUNXI_CCU_GATE(dram_de_fe1_clk, "dram-de-fe1",  "pll-ddr",
+                     0x100, BIT(24), 0);
+static SUNXI_CCU_GATE(dram_de_fe0_clk, "dram-de-fe0",  "pll-ddr",
+                     0x100, BIT(25), 0);
+static SUNXI_CCU_GATE(dram_de_be0_clk, "dram-de-be0",  "pll-ddr",
+                     0x100, BIT(26), 0);
+static SUNXI_CCU_GATE(dram_de_be1_clk, "dram-de-be1",  "pll-ddr",
+                     0x100, BIT(27), 0);
+static SUNXI_CCU_GATE(dram_mp_clk,     "dram-mp",      "pll-ddr",
+                     0x100, BIT(28), 0);
+static SUNXI_CCU_GATE(dram_ace_clk,    "dram-ace",     "pll-ddr",
+                     0x100, BIT(29), 0);
+/* BIT(30 .. 31) - reserved */
+
+static const char *const de_parents[] = { "pll-video0", "pll-video1",
+                                          "pll-ddr-other" };
+static SUNXI_CCU_M_WITH_MUX_GATE(de_be0_clk, "de-be0", de_parents,
+                                0x104, 0, 4, 24, 2, BIT(31), 0);
+
+static SUNXI_CCU_M_WITH_MUX_GATE(de_be1_clk, "de-be1", de_parents,
+                                0x108, 0, 4, 24, 2, BIT(31), 0);
+
+static SUNXI_CCU_M_WITH_MUX_GATE(de_fe0_clk, "de-fe0", de_parents,
+                                0x10c, 0, 4, 24, 2, BIT(31), 0);
+
+static SUNXI_CCU_M_WITH_MUX_GATE(de_fe1_clk, "de-fe1", de_parents,
+                                0x110, 0, 4, 24, 2, BIT(31), 0);
+
+static SUNXI_CCU_M_WITH_MUX_GATE(de_mp_clk, "de-mp", de_parents,
+                                0x114, 0, 4, 24, 2, BIT(31), 0);
+
+static const char *const tcon_parents[] = { "pll-video0", "pll-video1",
+                                           "pll-video0-2x", "pll-video1-2x" };
+static SUNXI_CCU_MUX_WITH_GATE(tcon0_ch0_clk, "tcon0-ch0-sclk", tcon_parents,
+                              0x118, 24, 2, BIT(31), CLK_SET_RATE_PARENT);
+static SUNXI_CCU_MUX_WITH_GATE(tcon1_ch0_clk, "tcon1-ch0-sclk", tcon_parents,
+                              0x11c, 24, 2, BIT(31), CLK_SET_RATE_PARENT);
+
+/* TODO: CSI special clock register - 0x120 */
+/* TODO: TVD clock register - 0x128 */
+
+static SUNXI_CCU_M_WITH_MUX_GATE(tcon0_ch1_sclk2_clk, "tcon0-ch1-sclk2",
+                                tcon_parents,
+                                0x12c, 0, 4, 24, 2, BIT(31),
+                                CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_M_WITH_GATE(tcon0_ch1_clk,
+                            "tcon0-ch1-sclk1", "tcon0-ch1-sclk2",
+                            0x12c, 11, 1, BIT(15),
+                            CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_M_WITH_MUX_GATE(tcon1_ch1_sclk2_clk, "tcon1-ch1-sclk2",
+                                tcon_parents,
+                                0x130, 0, 4, 24, 2, BIT(31),
+                                CLK_SET_RATE_PARENT);
+
+static SUNXI_CCU_M_WITH_GATE(tcon1_ch1_clk,
+                            "tcon1-ch1-sclk1", "tcon1-ch1-sclk2",
+                            0x130, 11, 1, BIT(15),
+                            CLK_SET_RATE_PARENT);
+
+/* TODO: CSI0 clock - 0x134 */
+/* TODO: CSI1 clock - 0x138 */
+static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
+                            0x13c, 16, 8, BIT(31), 0);
+
+static SUNXI_CCU_GATE(codec_clk,       "codec",        "pll-audio",
+                     0x140, BIT(31), CLK_SET_RATE_PARENT);
+static SUNXI_CCU_GATE(avs_clk,         "avs",          "hosc",
+                     0x144, BIT(31), 0);
+/* TODO: ACE clock - 0x148 */
+/* TODO: HDMI clock - 0x150 */
+/* TODO: GPU clock - 0x154 */
+
+static const char *const mbus_parents[] = { "hosc", "pll-periph-2x",
+                                           "pll-ddr-other" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents,
+                                 0x15c, 0, 4, 16, 2, 24, 2, BIT(31),
+                                 CLK_IS_CRITICAL);
+
+/* TODO: HDMI1 slow clock 0x178 */
+/* TODO: REPEAT clock 0x17c */
+static const char *const out_parents[] = { "hosc", "osc32k", "hosc" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(out_a_clk, "out-a", out_parents,
+                                 0x1f0, 8, 5, 20, 2, 24, 2, BIT(31), 0);
+static SUNXI_CCU_MP_WITH_MUX_GATE(out_b_clk, "out-b", out_parents,
+                                 0x1f4, 8, 5, 20, 2, 24, 2, BIT(31), 0);
+
+static struct ccu_common *sun7i_a20_ccu_clks[] = {
+       &hosc_clk.common,
+       &pll_core_clk.common,
+       &pll_audio_base_clk.common,
+       &pll_video0_clk.common,
+       &pll_ve_clk.common,
+       &pll_ddr_base_clk.common,
+       &pll_ddr_clk.common,
+       &pll_ddr_other_clk.common,
+       &pll_periph_clk.common,
+       &pll_periph_sata_clk.common,
+       &pll_video1_clk.common,
+       &cpu_clk.common,
+       &axi_clk.common,
+       &ahb_clk.common,
+       &apb0_clk.common,
+       &apb1_clk.common,
+       &ahb_otg_clk.common,
+       &ahb_ehci0_clk.common,
+       &ahb_ohci0_clk.common,
+       &ahb_ehci1_clk.common,
+       &ahb_ohci1_clk.common,
+       &ahb_ss_clk.common,
+       &ahb_dma_clk.common,
+       &ahb_bist_clk.common,
+       &ahb_mmc0_clk.common,
+       &ahb_mmc1_clk.common,
+       &ahb_mmc2_clk.common,
+       &ahb_mmc3_clk.common,
+       &ahb_ms_clk.common,
+       &ahb_nand_clk.common,
+       &ahb_sdram_clk.common,
+       &ahb_ace_clk.common,
+       &ahb_emac_clk.common,
+       &ahb_ts_clk.common,
+       &ahb_spi0_clk.common,
+       &ahb_spi1_clk.common,
+       &ahb_spi2_clk.common,
+       &ahb_spi3_clk.common,
+       &ahb_sata_clk.common,
+       &ahb_hstimer_clk.common,
+       &ahb_ve_clk.common,
+       &ahb_tvd_clk.common,
+       &ahb_tve0_clk.common,
+       &ahb_tve1_clk.common,
+       &ahb_lcd0_clk.common,
+       &ahb_lcd1_clk.common,
+       &ahb_csi0_clk.common,
+       &ahb_csi1_clk.common,
+       &ahb_hdmi1_clk.common,
+       &ahb_hdmi0_clk.common,
+       &ahb_de_be0_clk.common,
+       &ahb_de_be1_clk.common,
+       &ahb_de_fe0_clk.common,
+       &ahb_de_fe1_clk.common,
+       &ahb_gmac_clk.common,
+       &ahb_mp_clk.common,
+       &ahb_gpu_clk.common,
+       &apb0_codec_clk.common,
+       &apb0_spdif_clk.common,
+       &apb0_ac97_clk.common,
+       &apb0_i2s0_clk.common,
+       &apb0_i2s1_clk.common,
+       &apb0_pio_clk.common,
+       &apb0_ir0_clk.common,
+       &apb0_ir1_clk.common,
+       &apb0_i2s2_clk.common,
+       &apb0_keypad_clk.common,
+       &apb1_i2c0_clk.common,
+       &apb1_i2c1_clk.common,
+       &apb1_i2c2_clk.common,
+       &apb1_i2c3_clk.common,
+       &apb1_can_clk.common,
+       &apb1_scr_clk.common,
+       &apb1_ps20_clk.common,
+       &apb1_ps21_clk.common,
+       &apb1_i2c4_clk.common,
+       &apb1_uart0_clk.common,
+       &apb1_uart1_clk.common,
+       &apb1_uart2_clk.common,
+       &apb1_uart3_clk.common,
+       &apb1_uart4_clk.common,
+       &apb1_uart5_clk.common,
+       &apb1_uart6_clk.common,
+       &apb1_uart7_clk.common,
+       &nand_clk.common,
+       &ms_clk.common,
+       &mmc0_clk.common,
+       &mmc0_output_clk.common,
+       &mmc0_sample_clk.common,
+       &mmc1_clk.common,
+       &mmc1_output_clk.common,
+       &mmc1_sample_clk.common,
+       &mmc2_clk.common,
+       &mmc2_output_clk.common,
+       &mmc2_sample_clk.common,
+       &mmc3_clk.common,
+       &mmc3_output_clk.common,
+       &mmc3_sample_clk.common,
+       &ts_clk.common,
+       &ss_clk.common,
+       &spi0_clk.common,
+       &spi1_clk.common,
+       &spi2_clk.common,
+       &pata_clk.common,
+       &ir0_clk.common,
+       &ir1_clk.common,
+       &i2s0_clk.common,
+       &ac97_clk.common,
+       &spdif_clk.common,
+//     &keypad_clk.common,
+       &sata_clk.common,
+       &usb_ohci0_clk.common,
+       &usb_ohci1_clk.common,
+       &usb_phy_clk.common,
+       &spi3_clk.common,
+       &i2s1_clk.common,
+       &i2s2_clk.common,
+       &dram_ve_clk.common,
+       &dram_csi0_clk.common,
+       &dram_csi1_clk.common,
+       &dram_ts_clk.common,
+       &dram_tvd_clk.common,
+       &dram_tve0_clk.common,
+       &dram_tve1_clk.common,
+       &dram_out_clk.common,
+       &dram_de_fe1_clk.common,
+       &dram_de_fe0_clk.common,
+       &dram_de_be0_clk.common,
+       &dram_de_be1_clk.common,
+       &dram_mp_clk.common,
+       &dram_ace_clk.common,
+       &de_be0_clk.common,
+       &de_be1_clk.common,
+       &de_fe0_clk.common,
+       &de_fe1_clk.common,
+       &de_mp_clk.common,
+       &tcon0_ch0_clk.common,
+       &tcon1_ch0_clk.common,
+//     &csi_special_clk.common,
+//     &tvd_clk.common,
+       &tcon0_ch1_sclk2_clk.common,
+       &tcon0_ch1_clk.common,
+       &tcon1_ch1_sclk2_clk.common,
+       &tcon1_ch1_clk.common,
+//     &csi0_clk.common,
+//     &csi1_clk.common,
+       &ve_clk.common,
+       &codec_clk.common,
+       &avs_clk.common,
+//     &ace_clk.common,
+//     &hdmi_clk.common,
+//     &gpu_clk.common,
+       &mbus_clk.common,
+//     &hdmi1_slow_clk.common,
+//     &hdmi1_repeat_clk.common,
+       &out_a_clk.common,
+       &out_b_clk.common
+};
+
+static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x",
+                       "pll-periph", 1, 2, CLK_SET_RATE_PARENT);
+/* We hardcode the divider to 4 for now */
+static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
+                       "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
+                       "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
+                       "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
+                       "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
+                       "pll-video0", 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
+                       "pll-video1", 1, 2, CLK_SET_RATE_PARENT);
+
+
+static struct clk_hw_onecell_data sun7i_a20_hw_clks = {
+       .hws    = {
+               [CLK_HOSC]              = &hosc_clk.common.hw,
+               [CLK_PLL_CORE]          = &pll_core_clk.common.hw,
+               [CLK_PLL_AUDIO_BASE]    = &pll_audio_base_clk.common.hw,
+               [CLK_PLL_AUDIO]         = &pll_audio_clk.hw,
+               [CLK_PLL_AUDIO_2X]      = &pll_audio_2x_clk.hw,
+               [CLK_PLL_AUDIO_4X]      = &pll_audio_4x_clk.hw,
+               [CLK_PLL_AUDIO_8X]      = &pll_audio_8x_clk.hw,
+               [CLK_PLL_VIDEO0]        = &pll_video0_clk.common.hw,
+               [CLK_PLL_VIDEO0_2X]     = &pll_video0_2x_clk.hw,
+               [CLK_PLL_VE]            = &pll_ve_clk.common.hw,
+               [CLK_PLL_DDR_BASE]      = &pll_ddr_base_clk.common.hw,
+               [CLK_PLL_DDR]           = &pll_ddr_clk.common.hw,
+               [CLK_PLL_DDR_OTHER]     = &pll_ddr_other_clk.common.hw,
+               [CLK_PLL_PERIPH]        = &pll_periph_clk.common.hw,
+               [CLK_PLL_PERIPH_2X]     = &pll_periph_2x_clk.hw,
+               [CLK_PLL_PERIPH_SATA]   = &pll_periph_sata_clk.common.hw,
+               [CLK_PLL_VIDEO1]        = &pll_video1_clk.common.hw,
+               [CLK_PLL_VIDEO1_2X]     = &pll_video1_2x_clk.hw,
+               [CLK_CPU]               = &cpu_clk.common.hw,
+               [CLK_AXI]               = &axi_clk.common.hw,
+               [CLK_AHB]               = &ahb_clk.common.hw,
+               [CLK_APB0]              = &apb0_clk.common.hw,
+               [CLK_APB1]              = &apb1_clk.common.hw,
+               [CLK_AHB_OTG]           = &ahb_otg_clk.common.hw,
+               [CLK_AHB_EHCI0]         = &ahb_ehci0_clk.common.hw,
+               [CLK_AHB_OHCI0]         = &ahb_ohci0_clk.common.hw,
+               [CLK_AHB_EHCI1]         = &ahb_ehci1_clk.common.hw,
+               [CLK_AHB_OHCI1]         = &ahb_ohci1_clk.common.hw,
+               [CLK_AHB_SS]            = &ahb_ss_clk.common.hw,
+               [CLK_AHB_DMA]           = &ahb_dma_clk.common.hw,
+               [CLK_AHB_BIST]          = &ahb_bist_clk.common.hw,
+               [CLK_AHB_MMC0]          = &ahb_mmc0_clk.common.hw,
+               [CLK_AHB_MMC1]          = &ahb_mmc1_clk.common.hw,
+               [CLK_AHB_MMC2]          = &ahb_mmc2_clk.common.hw,
+               [CLK_AHB_MMC3]          = &ahb_mmc3_clk.common.hw,
+               [CLK_AHB_MS]            = &ahb_ms_clk.common.hw,
+               [CLK_AHB_NAND]          = &ahb_nand_clk.common.hw,
+               [CLK_AHB_SDRAM]         = &ahb_sdram_clk.common.hw,
+               [CLK_AHB_ACE]           = &ahb_ace_clk.common.hw,
+               [CLK_AHB_EMAC]          = &ahb_emac_clk.common.hw,
+               [CLK_AHB_TS]            = &ahb_ts_clk.common.hw,
+               [CLK_AHB_SPI0]          = &ahb_spi0_clk.common.hw,
+               [CLK_AHB_SPI1]          = &ahb_spi1_clk.common.hw,
+               [CLK_AHB_SPI2]          = &ahb_spi2_clk.common.hw,
+               [CLK_AHB_SPI3]          = &ahb_spi3_clk.common.hw,
+               [CLK_AHB_SATA]          = &ahb_sata_clk.common.hw,
+               [CLK_AHB_HSTIMER]       = &ahb_hstimer_clk.common.hw,
+               [CLK_AHB_VE]            = &ahb_ve_clk.common.hw,
+               [CLK_AHB_TVD]           = &ahb_tvd_clk.common.hw,
+               [CLK_AHB_TVE0]          = &ahb_tve0_clk.common.hw,
+               [CLK_AHB_TVE1]          = &ahb_tve1_clk.common.hw,
+               [CLK_AHB_LCD0]          = &ahb_lcd0_clk.common.hw,
+               [CLK_AHB_LCD1]          = &ahb_lcd1_clk.common.hw,
+               [CLK_AHB_CSI0]          = &ahb_csi0_clk.common.hw,
+               [CLK_AHB_CSI1]          = &ahb_csi1_clk.common.hw,
+               [CLK_AHB_HDMI1]         = &ahb_hdmi1_clk.common.hw,
+               [CLK_AHB_HDMI0]         = &ahb_hdmi0_clk.common.hw,
+               [CLK_AHB_DE_BE0]        = &ahb_de_be0_clk.common.hw,
+               [CLK_AHB_DE_BE1]        = &ahb_de_be1_clk.common.hw,
+               [CLK_AHB_DE_FE0]        = &ahb_de_fe0_clk.common.hw,
+               [CLK_AHB_DE_FE1]        = &ahb_de_fe1_clk.common.hw,
+               [CLK_AHB_GMAC]          = &ahb_gmac_clk.common.hw,
+               [CLK_AHB_MP]            = &ahb_mp_clk.common.hw,
+               [CLK_AHB_GPU]           = &ahb_gpu_clk.common.hw,
+               [CLK_APB0_CODEC]        = &apb0_codec_clk.common.hw,
+               [CLK_APB0_SPDIF]        = &apb0_spdif_clk.common.hw,
+               [CLK_APB0_AC97]         = &apb0_ac97_clk.common.hw,
+               [CLK_APB0_I2S0]         = &apb0_i2s0_clk.common.hw,
+               [CLK_APB0_I2S1]         = &apb0_i2s1_clk.common.hw,
+               [CLK_APB0_PIO]          = &apb0_pio_clk.common.hw,
+               [CLK_APB0_IR0]          = &apb0_ir0_clk.common.hw,
+               [CLK_APB0_IR1]          = &apb0_ir1_clk.common.hw,
+               [CLK_APB0_I2S2]         = &apb0_i2s2_clk.common.hw,
+               [CLK_APB0_KEYPAD]       = &apb0_keypad_clk.common.hw,
+               [CLK_APB1_I2C0]         = &apb1_i2c0_clk.common.hw,
+               [CLK_APB1_I2C1]         = &apb1_i2c1_clk.common.hw,
+               [CLK_APB1_I2C2]         = &apb1_i2c2_clk.common.hw,
+               [CLK_APB1_I2C3]         = &apb1_i2c3_clk.common.hw,
+               [CLK_APB1_CAN]          = &apb1_can_clk.common.hw,
+               [CLK_APB1_SCR]          = &apb1_scr_clk.common.hw,
+               [CLK_APB1_PS20]         = &apb1_ps20_clk.common.hw,
+               [CLK_APB1_PS21]         = &apb1_ps21_clk.common.hw,
+               [CLK_APB1_I2C4]         = &apb1_i2c4_clk.common.hw,
+               [CLK_APB1_UART0]        = &apb1_uart0_clk.common.hw,
+               [CLK_APB1_UART1]        = &apb1_uart1_clk.common.hw,
+               [CLK_APB1_UART2]        = &apb1_uart2_clk.common.hw,
+               [CLK_APB1_UART3]        = &apb1_uart3_clk.common.hw,
+               [CLK_APB1_UART4]        = &apb1_uart4_clk.common.hw,
+               [CLK_APB1_UART5]        = &apb1_uart5_clk.common.hw,
+               [CLK_APB1_UART6]        = &apb1_uart6_clk.common.hw,
+               [CLK_APB1_UART7]        = &apb1_uart7_clk.common.hw,
+               [CLK_NAND]              = &nand_clk.common.hw,
+               [CLK_MS]                = &ms_clk.common.hw,
+               [CLK_MMC0]              = &mmc0_clk.common.hw,
+               [CLK_MMC0_OUTPUT]       = &mmc0_output_clk.common.hw,
+               [CLK_MMC0_SAMPLE]       = &mmc0_sample_clk.common.hw,
+               [CLK_MMC1]              = &mmc1_clk.common.hw,
+               [CLK_MMC1_OUTPUT]       = &mmc1_output_clk.common.hw,
+               [CLK_MMC1_SAMPLE]       = &mmc1_sample_clk.common.hw,
+               [CLK_MMC2]              = &mmc2_clk.common.hw,
+               [CLK_MMC2_OUTPUT]       = &mmc2_output_clk.common.hw,
+               [CLK_MMC2_SAMPLE]       = &mmc2_sample_clk.common.hw,
+               [CLK_MMC3]              = &mmc3_clk.common.hw,
+               [CLK_MMC3_OUTPUT]       = &mmc3_output_clk.common.hw,
+               [CLK_MMC3_SAMPLE]       = &mmc3_sample_clk.common.hw,
+               [CLK_TS]                = &ts_clk.common.hw,
+               [CLK_SS]                = &ss_clk.common.hw,
+               [CLK_SPI0]              = &spi0_clk.common.hw,
+               [CLK_SPI1]              = &spi1_clk.common.hw,
+               [CLK_SPI2]              = &spi2_clk.common.hw,
+               [CLK_PATA]              = &pata_clk.common.hw,
+               [CLK_IR0]               = &ir0_clk.common.hw,
+               [CLK_IR1]               = &ir1_clk.common.hw,
+               [CLK_I2S0]              = &i2s0_clk.common.hw,
+               [CLK_AC97]              = &ac97_clk.common.hw,
+               [CLK_SPDIF]             = &spdif_clk.common.hw,
+//             [CLK_KEYPAD]            = &keypad_clk.common.hw,
+               [CLK_SATA]              = &sata_clk.common.hw,
+               [CLK_USB_OHCI0]         = &usb_ohci0_clk.common.hw,
+               [CLK_USB_OHCI1]         = &usb_ohci1_clk.common.hw,
+               [CLK_USB_PHY]           = &usb_phy_clk.common.hw,
+               [CLK_SPI3]              = &spi3_clk.common.hw,
+               [CLK_I2S1]              = &i2s1_clk.common.hw,
+               [CLK_I2S2]              = &i2s2_clk.common.hw,
+               [CLK_DRAM_VE]           = &dram_ve_clk.common.hw,
+               [CLK_DRAM_CSI0]         = &dram_csi0_clk.common.hw,
+               [CLK_DRAM_CSI1]         = &dram_csi1_clk.common.hw,
+               [CLK_DRAM_TS]           = &dram_ts_clk.common.hw,
+               [CLK_DRAM_TVD]          = &dram_tvd_clk.common.hw,
+               [CLK_DRAM_TVE0]         = &dram_tve0_clk.common.hw,
+               [CLK_DRAM_TVE1]         = &dram_tve1_clk.common.hw,
+               [CLK_DRAM_OUT]          = &dram_out_clk.common.hw,
+               [CLK_DRAM_DE_FE1]       = &dram_de_fe1_clk.common.hw,
+               [CLK_DRAM_DE_FE0]       = &dram_de_fe0_clk.common.hw,
+               [CLK_DRAM_DE_BE0]       = &dram_de_be0_clk.common.hw,
+               [CLK_DRAM_DE_BE1]       = &dram_de_be1_clk.common.hw,
+               [CLK_DRAM_MP]           = &dram_mp_clk.common.hw,
+               [CLK_DRAM_ACE]          = &dram_ace_clk.common.hw,
+               [CLK_DE_BE0]            = &de_be0_clk.common.hw,
+               [CLK_DE_BE1]            = &de_be1_clk.common.hw,
+               [CLK_DE_FE0]            = &de_fe0_clk.common.hw,
+               [CLK_DE_FE1]            = &de_fe1_clk.common.hw,
+               [CLK_DE_MP]             = &de_mp_clk.common.hw,
+               [CLK_TCON0_CH0]         = &tcon0_ch0_clk.common.hw,
+               [CLK_TCON1_CH0]         = &tcon1_ch0_clk.common.hw,
+//             [CLK_CSI_SPECIAL]       = &csi_special_clk.common.hw,
+//             [CLK_TVD]               = &tvd_clk.common.hw,
+               [CLK_TCON0_CH1_SCLK2]   = &tcon0_ch1_sclk2_clk.common.hw,
+               [CLK_TCON0_CH1]         = &tcon0_ch1_clk.common.hw,
+               [CLK_TCON1_CH1_SCLK2]   = &tcon1_ch1_sclk2_clk.common.hw,
+               [CLK_TCON1_CH1]         = &tcon1_ch1_clk.common.hw,
+//             [CLK_CSI0]              = &csi0_clk.common.hw,
+//             [CLK_CSI1]              = &csi1_clk.common.hw,
+               [CLK_VE]                = &ve_clk.common.hw,
+               [CLK_CODEC]             = &codec_clk.common.hw,
+               [CLK_AVS]               = &avs_clk.common.hw,
+//             [CLK_ACE]               = &ace_clk.common.hw,
+//             [CLK_HDMI]              = &hdmi_clk.common.hw,
+//             [CLK_GPU]               = &gpu_clk.common.hw,
+               [CLK_MBUS]              = &mbus_clk.common.hw,
+//             [CLK_HDMI1_SLOW]        = &hdmi1_slow_clk.common.hw,
+//             [CLK_HDMI1_REPEAT]      = &hdmi1_repeat_clk.common.hw,
+               [CLK_OUT_A]             = &out_a_clk.common.hw,
+               [CLK_OUT_B]             = &out_b_clk.common.hw,
+       },
+       .num    = CLK_NUMBER,
+};
+
+static struct ccu_reset_map sun7i_a20_ccu_resets[] = {
+
+       [RST_USB_PHY0]          = { 0x0cc, BIT(0) },
+       [RST_USB_PHY1]          = { 0x0cc, BIT(1) },
+       [RST_USB_PHY2]          = { 0x0cc, BIT(2) },
+       [RST_DE_BE0]            = { 0x104, BIT(30) },
+       [RST_DE_BE1]            = { 0x108, BIT(30) },
+       [RST_DE_FE0]            = { 0x10c, BIT(30) },
+       [RST_DE_FE1]            = { 0x110, BIT(30) },
+       [RST_DE_MP]             = { 0x114, BIT(30) },
+       [RST_TCON0]             = { 0x118, BIT(30) },
+       [RST_TCON1]             = { 0x11c, BIT(30) },
+       [RST_CSI0]              = { 0x134, BIT(30) },
+       [RST_CSI1]              = { 0x138, BIT(30) },
+       [RST_VE]                = { 0x13c, BIT(0) },
+       [RST_ACE]               = { 0x148, BIT(16) },
+       [RST_LVDS]              = { 0x14c, BIT(0) },
+       [RST_GPU]               = { 0x154, BIT(30) },
+       [RST_HDMI_H]            = { 0x170, BIT(0) },
+       [RST_HDMI_SYS]          = { 0x170, BIT(1) },
+       [RST_HDMI_AUDIO_DMA]    = { 0x170, BIT(2) },
+};
+
+static const struct sunxi_ccu_desc sun7i_a20_ccu_desc = {
+       .ccu_clks       = sun7i_a20_ccu_clks,
+       .num_ccu_clks   = ARRAY_SIZE(sun7i_a20_ccu_clks),
+
+       .hw_clks        = &sun7i_a20_hw_clks,
+
+       .resets         = sun7i_a20_ccu_resets,
+       .num_resets     = ARRAY_SIZE(sun7i_a20_ccu_resets),
+};
+
+static void __init sun7i_a20_ccu_setup(struct device_node *node)
+{
+       void __iomem *reg;
+       u32 val;
+
+       reg = of_io_request_and_map(node, 0, of_node_full_name(node));
+       if (IS_ERR(reg)) {
+               pr_err("%s: Could not map the clock registers\n",
+                      of_node_full_name(node));
+               return;
+       }
+
+       #define SUN7I_PLL_AUDIO_REG     0x008
+
+       /* Force the PLL-Audio-1x divider to 4 */
+       val = readl(reg + SUN7I_PLL_AUDIO_REG);
+       val &= ~GENMASK(19, 16);
+       writel(val | (3 << 16), reg + SUN7I_PLL_AUDIO_REG);
+
+       /*
+        * Use PLL6 as parent for AHB
+        * CPU/AXI clock changes rate when cpufreq is enabled
+        */
+       #define SUN7I_AHB_REG           0x054
+       val = readl(reg + SUN7I_AHB_REG);
+       val &= ~GENMASK(7, 6);
+       writel(val | (2 << 6), reg + SUN7I_AHB_REG);
+
+       sunxi_ccu_probe(node, reg, &sun7i_a20_ccu_desc);
+}
+CLK_OF_DECLARE(sun7i_a20_ccu, "allwinner,sun7i-a20-ccu",
+              sun7i_a20_ccu_setup);
diff --git a/drivers/clk/sunxi-ng/ccu-sun7i-a20.h 
b/drivers/clk/sunxi-ng/ccu-sun7i-a20.h
new file mode 100644
index 0000000..bf05ca7
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-sun7i-a20.h
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2017 Priit Laes
+ *
+ * Priit Laes <pl...@plaes.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _CCU_SUN7I_A20_H_
+#define _CCU_SUN7I_A20_H_
+
+#include <dt-bindings/clock/sun7i-ccu.h>
+#include <dt-bindings/reset/sun7i-ccu.h>
+
+/* The HOSC is exported */
+#define CLK_PLL_CORE           2
+#define CLK_PLL_AUDIO_BASE     3
+#define CLK_PLL_AUDIO          4
+#define CLK_PLL_AUDIO_2X       5
+#define CLK_PLL_AUDIO_4X       6
+#define CLK_PLL_AUDIO_8X       7
+#define CLK_PLL_VIDEO0         8
+#define CLK_PLL_VIDEO0_2X      9
+#define CLK_PLL_VE             10
+#define CLK_PLL_DDR_BASE       11
+#define CLK_PLL_DDR            12
+#define CLK_PLL_DDR_OTHER      13
+#define CLK_PLL_PERIPH         14
+#define CLK_PLL_PERIPH_2X      15
+#define CLK_PLL_VIDEO1         17
+#define CLK_PLL_VIDEO1_2X      18
+
+/* The CPU clock is exported */
+#define CLK_AXI                        20
+#define CLK_AHB                        21
+#define CLK_APB0               22
+#define CLK_APB1               23
+
+/* Some AHB gates are exported */
+#define CLK_AHB_BIST           31
+#define CLK_AHB_MS             36
+#define CLK_AHB_SDRAM          38
+#define CLK_AHB_ACE            39
+#define CLK_AHB_TS             41
+#define CLK_AHB_VE             48
+#define CLK_AHB_TVD            49
+#define CLK_AHB_TVE1           51
+#define CLK_AHB_LCD1           53
+#define CLK_AHB_CSI0           54
+#define CLK_AHB_CSI1           55
+#define CLK_AHB_HDMI0          56
+#define CLK_AHB_DE_BE1         59
+#define CLK_AHB_DE_FE0         60
+#define CLK_AHB_DE_FE1         61
+#define CLK_AHB_MP             63
+#define CLK_AHB_GPU            64
+
+/* Some APB0 gates are exported */
+#define CLK_APB0_AC97          67
+#define CLK_APB0_KEYPAD                74
+
+/* Some APB1 gates are exported */
+#define CLK_APB1_CAN           79
+#define CLK_APB1_SCR           80
+
+/* Some IP module clocks are exported */
+#define CLK_MS                 93
+#define CLK_TS                 106
+#define CLK_PATA               111
+#define CLK_AC97               115
+#define CLK_KEYPAD             117
+#define CLK_SATA               118
+
+/* Some DRAM gates are exported */
+#define CLK_DRAM_VE            125
+#define CLK_DRAM_CSI0          126
+#define CLK_DRAM_CSI1          127
+#define CLK_DRAM_TS            128
+#define CLK_DRAM_TVD           129
+#define CLK_DRAM_TVE1          131
+#define CLK_DRAM_OUT           132
+#define CLK_DRAM_DE_FE1                133
+#define CLK_DRAM_DE_FE0                134
+#define CLK_DRAM_DE_BE1                136
+#define CLK_DRAM_MP            137
+#define CLK_DRAM_ACE           138
+
+#define CLK_DE_BE1             140
+#define CLK_DE_FE0             141
+#define CLK_DE_FE1             142
+#define CLK_DE_MP              143
+#define CLK_TCON1_CH0          145
+#define CLK_CSI_SPECIAL                146
+#define CLK_TVD                        147
+#define CLK_TCON0_CH1_SCLK2    148
+#define CLK_TCON1_CH1_SCLK2    150
+#define CLK_TCON1_CH1          151
+#define CLK_CSI0               152
+#define CLK_CSI1               153
+#define CLK_VE                 154
+#define CLK_AVS                        156
+#define CLK_ACE                        157
+#define CLK_HDMI               158
+#define CLK_GPU                        159
+#define CLK_MBUS               160
+#define CLK_HDMI1_SLOW         161
+#define CLK_HDMI1_REPEAT       162
+#define CLK_OUT_A              163
+#define CLK_OUT_B              164
+
+#define CLK_NUMBER             (CLK_OUT_B + 1)
+
+#endif /* _CCU_SUN7I_A20_H_ */
-- 
2.9.3

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