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Date:   Wed, 18 Jul 2018 12:32:34 -0300
From:   Edgar Bernardi Righi <edgar.righi@...tec.org.br>
To:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org
Cc:     Daniel Lezcano <daniel.lezcano@...aro.org>, linux@...linux.org.uk,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Guilherme G. Simões 
        <guilherme.simoes@...tec.org.br>,
        Jon maddog Hall <jon.maddog.hall@...il.com>,
        mkzuffo@....usp.br,
        Andreas Färber <afaerber@...e.de>,
        sboyd@...nel.org, mark.rutland@....com, linux@...ietech.com,
        support@...ietech.com, catalin.marinas@....com,
        Michael Turquette <mturquette@...libre.com>,
        will.deacon@....com, thomas liau <thomas.liau@...ions-semi.com>,
        darren@...ietech.com, robh+dt@...nel.org,
        jeff.chen@...ions-semi.com, pn@...x.de, mp-cs@...ions-semi.com,
        Laisa Costa - LSI-TEC <laisa.costa@...tec.org.br>
Subject: [PATCH v1 01/04] clk: actions: Add Actions Semi S500 SoC clock support

Add Actions Semi S500 SoC clock support.
Basic clock support for S500 SoC was implemented using the Actions
Semi Owl clock driver.
Tested on a Lemaker Guitar board.

This patch depends on patch "[PATCH v6 1/5] clk: actions: Add missing
REGMAP_MMIO dependency" by Saravanan Sekar.
This patch depends on patch "[PATCH] clk: actions: Add custom delay
option to Actions Semi OWL pll clock driver" by Edgar Bernardi Righi.

File(s) created: "/drivers/clk/actions/owl-s500.c"
File(s) updated: "/drivers/clk/actions/Makefile", "/drivers/clk/actions/Kconfig"

Signed-off-by: Edgar Bernardi Righi <edgar.righi@...tec.org.br>

diff -uprN -X vanilla/Documentation/dontdiff
vanilla/drivers/clk/actions/Kconfig linux/drivers/clk/actions/Kconfig
--- vanilla/drivers/clk/actions/Kconfig    2018-07-17 13:07:16.667704000 -0300
+++ linux/drivers/clk/actions/Kconfig    2018-07-13 15:04:36.586539000 -0300
@@ -1,6 +1,7 @@
 config CLK_ACTIONS
     bool "Clock driver for Actions Semi SoCs"
     depends on ARCH_ACTIONS || COMPILE_TEST
+    select REGMAP_MMIO
     default ARCH_ACTIONS

 if CLK_ACTIONS
@@ -11,4 +12,10 @@ config CLK_OWL_S900
     bool "Support for the Actions Semi OWL S900 clocks"
     depends on (ARM64 && ARCH_ACTIONS) || COMPILE_TEST
     default ARM64 && ARCH_ACTIONS
+
+config CLK_OWL_S500
+    bool "Support for the Actions Semi OWL S500 clocks"
+    depends on ARCH_ACTIONS || COMPILE_TEST
+    default ARCH_ACTIONS
+
 endif
diff -uprN -X vanilla/Documentation/dontdiff
vanilla/drivers/clk/actions/Makefile
linux/drivers/clk/actions/Makefile
--- vanilla/drivers/clk/actions/Makefile    2018-07-17 13:07:16.667704000 -0300
+++ linux/drivers/clk/actions/Makefile    2018-07-13 15:04:58.002702000 -0300
@@ -10,3 +10,4 @@ clk-owl-y            += owl-pll.o

 # SoC support
 obj-$(CONFIG_CLK_OWL_S900)    += owl-s900.o
+obj-$(CONFIG_CLK_OWL_S500)    += owl-s500.o
diff -uprN -X vanilla/Documentation/dontdiff
vanilla/drivers/clk/actions/owl-s500.c
linux/drivers/clk/actions/owl-s500.c
--- vanilla/drivers/clk/actions/owl-s500.c    1969-12-31
21:00:00.000000000 -0300
+++ linux/drivers/clk/actions/owl-s500.c    2018-07-18 12:30:38.263193069 -0300
@@ -0,0 +1,524 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// OWL S500 SoC clock driver
+//
+// Copyright (c) 2014 Actions Semi Inc.
+// Author: David Liu <liuwei@...ions-semi.com>
+//
+// Copyright (c) 2018 Linaro Ltd.
+// Author: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
+//
+// Copyright (c) 2018 LSI-TEC - Caninos Loucos
+// Author: Edgar Bernardi Righi <edgar.righi@...tec.org.br>
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "owl-common.h"
+#include "owl-composite.h"
+#include "owl-divider.h"
+#include "owl-factor.h"
+#include "owl-fixed-factor.h"
+#include "owl-gate.h"
+#include "owl-mux.h"
+#include "owl-pll.h"
+
+#include <dt-bindings/clock/actions,s500-cmu.h>
+
+#define CMU_COREPLL                    (0x0000)
+#define CMU_DEVPLL                     (0x0004)
+#define CMU_DDRPLL                     (0x0008)
+#define CMU_NANDPLL                 (0x000C)
+#define CMU_DISPLAYPLL                 (0x0010)
+#define CMU_AUDIOPLL                 (0x0014)
+#define CMU_TVOUTPLL                 (0x0018)
+#define CMU_BUSCLK                     (0x001C)
+#define CMU_SENSORCLK                 (0x0020)
+#define CMU_LCDCLK                     (0x0024)
+#define CMU_DSICLK                     (0x0028)
+#define CMU_CSICLK                     (0x002C)
+#define CMU_DECLK                     (0x0030)
+#define CMU_BISPCLK                 (0x0034)
+#define CMU_BUSCLK1                 (0x0038)
+#define CMU_VDECLK                     (0x0040)
+#define CMU_VCECLK                     (0x0044)
+#define CMU_NANDCCLK                 (0x004C)
+#define CMU_SD0CLK                     (0x0050)
+#define CMU_SD1CLK                     (0x0054)
+#define CMU_SD2CLK                     (0x0058)
+#define CMU_UART0CLK                 (0x005C)
+#define CMU_UART1CLK                 (0x0060)
+#define CMU_UART2CLK                 (0x0064)
+#define CMU_PWM4CLK                  (0x0068)
+#define CMU_PWM5CLK                 (0x006C)
+#define CMU_PWM0CLK                 (0x0070)
+#define CMU_PWM1CLK                 (0x0074)
+#define CMU_PWM2CLK                 (0x0078)
+#define CMU_PWM3CLK                 (0x007C)
+#define CMU_USBPLL                     (0x0080)
+#define CMU_ETHERNETPLL             (0x0084)
+#define CMU_CVBSPLL                 (0x0088)
+#define CMU_LENSCLK                 (0x008C)
+#define CMU_GPU3DCLK                 (0x0090)
+#define CMU_CORECTL                 (0x009C)
+#define CMU_DEVCLKEN0                 (0x00A0)
+#define CMU_DEVCLKEN1                 (0x00A4)
+#define CMU_DEVRST0                 (0x00A8)
+#define CMU_DEVRST1                 (0x00AC)
+#define CMU_UART3CLK                 (0x00B0)
+#define CMU_UART4CLK                 (0x00B4)
+#define CMU_UART5CLK                 (0x00B8)
+#define CMU_UART6CLK                 (0x00BC)
+#define CMU_SSCLK                     (0x00C0)
+#define CMU_DIGITALDEBUG             (0x00D0)
+#define CMU_ANALOGDEBUG             (0x00D4)
+#define CMU_COREPLLDEBUG             (0x00D8)
+#define CMU_DEVPLLDEBUG             (0x00DC)
+#define CMU_DDRPLLDEBUG             (0x00E0)
+#define CMU_NANDPLLDEBUG             (0x00E4)
+#define CMU_DISPLAYPLLDEBUG         (0x00E8)
+#define CMU_TVOUTPLLDEBUG             (0x00EC)
+#define CMU_DEEPCOLORPLLDEBUG         (0x00F4)
+#define CMU_AUDIOPLL_ETHPLLDEBUG     (0x00F8)
+#define CMU_CVBSPLLDEBUG             (0x00FC)
+
+#define OWL_S500_COREPLL_DELAY        (150)
+#define OWL_S500_DDRPLL_DELAY        (63)
+#define OWL_S500_DEVPLL_DELAY        (28)
+#define OWL_S500_NANDPLL_DELAY        (44)
+#define OWL_S500_DISPLAYPLL_DELAY    (57)
+#define OWL_S500_ETHERNETPLL_DELAY    (25)
+#define OWL_S500_AUDIOPLL_DELAY        (100)
+
+static struct clk_pll_table clk_audio_pll_table[] = {
+    { 0, 45158400 }, { 1, 49152000 },
+    { 0, 0 },
+};
+
+static OWL_PLL_NO_PARENT_DELAY(ethernet_pll_clk, "ethernet_pll_clk",
CMU_ETHERNETPLL, 500000000, 0, 0, 0, 0, 0, NULL, CLK_IGNORE_UNUSED,
OWL_S500_ETHERNETPLL_DELAY);
+static OWL_PLL_NO_PARENT_DELAY(core_pll_clk, "core_pll_clk",
CMU_COREPLL, 12000000, 9, 0, 8, 4, 134, NULL, CLK_IGNORE_UNUSED,
OWL_S500_COREPLL_DELAY);
+static OWL_PLL_NO_PARENT_DELAY(ddr_pll_clk, "ddr_pll_clk",
CMU_DDRPLL, 12000000, 8, 0, 8, 1, 67, NULL, CLK_IGNORE_UNUSED,
OWL_S500_DDRPLL_DELAY);
+static OWL_PLL_NO_PARENT_DELAY(nand_pll_clk, "nand_pll_clk",
CMU_NANDPLL, 6000000, 8, 0, 7, 2, 86, NULL, CLK_IGNORE_UNUSED,
OWL_S500_NANDPLL_DELAY);
+static OWL_PLL_NO_PARENT_DELAY(display_pll_clk, "display_pll_clk",
CMU_DISPLAYPLL, 6000000, 8, 0, 8, 2, 126, NULL, CLK_IGNORE_UNUSED,
OWL_S500_DISPLAYPLL_DELAY);
+static OWL_PLL_NO_PARENT_DELAY(dev_pll_clk, "dev_pll_clk",
CMU_DEVPLL, 6000000, 8, 0, 7, 8, 126, NULL, CLK_IGNORE_UNUSED,
OWL_S500_DEVPLL_DELAY);
+static OWL_PLL_NO_PARENT_DELAY(audio_pll_clk, "audio_pll_clk",
CMU_AUDIOPLL, 0, 4, 0, 1, 0, 0, clk_audio_pll_table,
CLK_IGNORE_UNUSED, OWL_S500_AUDIOPLL_DELAY);
+
+static const char *dev_clk_mux_p[] = { "hosc", "dev_pll_clk" };
+static const char *bisp_clk_mux_p[] = { "display_pll_clk", "dev_clk" };
+static const char *sensor_clk_mux_p[] = { "hosc", "bisp_clk" };
+static const char *sd_clk_mux_p[] = { "dev_clk", "nand_pll_clk" };
+static const char *pwm_clk_mux_p[] = { "losc", "hosc" };
+static const char *ahbprediv_clk_mux_p[] = { "dev_clk",
"display_pll_clk", "nand_pll_clk", "ddr_pll_clk" };
+static const char *uart_clk_mux_p[] = { "hosc", "dev_pll_clk" };
+static const char *de_clk_mux_p[] = { "display_pll_clk", "dev_clk" };
+static const char *i2s_clk_mux_p[] = { "audio_pll_clk" };
+static const char *hde_clk_mux_p[] = { "dev_clk", "display_pll_clk",
"nand_pll_clk", "ddr_pll_clk" };
+static const char *nand_clk_mux_p[] = { "nand_pll_clk",
"display_pll_clk", "dev_clk", "ddr_pll_clk" };
+
+static struct clk_factor_table sd_factor_table[] = {
+    /* bit0 ~ 4 */
+    { 0, 1, 1 }, { 1, 1, 2 }, { 2, 1, 3 }, { 3, 1, 4 },
+    { 4, 1, 5 }, { 5, 1, 6 }, { 6, 1, 7 }, { 7, 1, 8 },
+    { 8, 1, 9 }, { 9, 1, 10 }, { 10, 1, 11 }, { 11, 1, 12 },
+    { 12, 1, 13 }, { 13, 1, 14 }, { 14, 1, 15 }, { 15, 1, 16 },
+    { 16, 1, 17 }, { 17, 1, 18 }, { 18, 1, 19 }, { 19, 1, 20 },
+    { 20, 1, 21 }, { 21, 1, 22 }, { 22, 1, 23 }, { 23, 1, 24 },
+    { 24, 1, 25 }, { 25, 1, 26 }, { 26, 1, 27 }, { 27, 1, 28 },
+    { 28, 1, 29 }, { 29, 1, 30 }, { 30, 1, 31 }, { 31, 1, 32 },
+
+    /* bit8: /128 */
+    { 256, 1, 1 * 128 }, { 257, 1, 2 * 128 }, { 258, 1, 3 * 128 }, {
259, 1, 4 * 128 },
+    { 260, 1, 5 * 128 }, { 261, 1, 6 * 128 }, { 262, 1, 7 * 128 }, {
263, 1, 8 * 128 },
+    { 264, 1, 9 * 128 }, { 265, 1, 10 * 128 }, { 266, 1, 11 * 128 },
{ 267, 1, 12 * 128 },
+    { 268, 1, 13 * 128 }, { 269, 1, 14 * 128 }, { 270, 1, 15 * 128 },
{ 271, 1, 16 * 128 },
+    { 272, 1, 17 * 128 }, { 273, 1, 18 * 128 }, { 274, 1, 19 * 128 },
{ 275, 1, 20 * 128 },
+    { 276, 1, 21 * 128 }, { 277, 1, 22 * 128 }, { 278, 1, 23 * 128 },
{ 279, 1, 24 * 128 },
+    { 280, 1, 25 * 128 }, { 281, 1, 26 * 128 }, { 282, 1, 27 * 128 },
{ 283, 1, 28 * 128 },
+    { 284, 1, 29 * 128 }, { 285, 1, 30 * 128 }, { 286, 1, 31 * 128 },
{ 287, 1, 32 * 128 },
+
+    { 0, 0, 0 },
+};
+
+static struct clk_factor_table bisp_factor_table[] = {
+    { 0, 1, 1 }, { 1, 1, 2 }, { 2, 1, 3 }, { 3, 1, 4 },
+    { 4, 1, 5 }, { 5, 1, 6 }, { 6, 1, 7 }, { 7, 1, 8 },
+    { 0, 0, 0 },
+};
+
+static struct clk_factor_table ahb_factor_table[] = {
+    { 1, 1, 2 }, { 2, 1, 3 },
+    { 0, 0, 0 },
+};
+
+static struct clk_div_table rmii_ref_div_table[] = {
+    { 0, 4 }, { 1, 10 },
+    { 0, 0 },
+};
+
+static struct clk_div_table i2s_div_table[] = {
+    { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 },
+    { 4, 6 }, { 5, 8 }, { 6, 12 }, { 7, 16 },
+    { 8, 24 },
+    { 0, 0 },
+};
+
+static struct clk_div_table nand_div_table[] = {
+    { 0, 1 }, { 1, 2 }, { 2, 4 }, { 3, 6 },
+    { 4, 8 }, { 5, 10 }, { 6, 12 }, { 7, 14 },
+    { 8, 16 }, { 9, 18 }, { 10, 20 }, { 11, 22 },
+    { 0, 0 },
+};
+
+static OWL_MUX(dev_clk, "dev_clk", dev_clk_mux_p, CMU_DEVPLL, 12, 1,
CLK_SET_RATE_PARENT);
+
+static OWL_COMP_FACTOR(vce_clk, "vce_clk", hde_clk_mux_p,
+        OWL_MUX_HW(CMU_VCECLK, 4, 2),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 26, 0),
+        OWL_FACTOR_HW(CMU_VCECLK, 0, 3, 0, bisp_factor_table),
+        0);
+
+static OWL_COMP_FACTOR(vde_clk, "vde_clk", hde_clk_mux_p,
+        OWL_MUX_HW(CMU_VDECLK, 4, 2),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 25, 0),
+        OWL_FACTOR_HW(CMU_VDECLK, 0, 3, 0, bisp_factor_table),
+        0);
+
+static OWL_COMP_FACTOR(bisp_clk, "bisp_clk", bisp_clk_mux_p,
+        OWL_MUX_HW(CMU_BISPCLK, 4, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
+        OWL_FACTOR_HW(CMU_BISPCLK, 0, 3, 0, bisp_factor_table),
+        0);
+
+static OWL_COMP_FACTOR(sensor0_clk, "sensor0_clk", sensor_clk_mux_p,
+        OWL_MUX_HW(CMU_SENSORCLK, 4, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
+        OWL_FACTOR_HW(CMU_SENSORCLK, 0, 3, 0, bisp_factor_table),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_FACTOR(sensor1_clk, "sensor1_clk", sensor_clk_mux_p,
+        OWL_MUX_HW(CMU_SENSORCLK, 4, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
+        OWL_FACTOR_HW(CMU_SENSORCLK, 8, 3, 0, bisp_factor_table),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_FACTOR(sd0_clk, "sd0_clk", sd_clk_mux_p,
+        OWL_MUX_HW(CMU_SD0CLK, 9, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 5, 0),
+        OWL_FACTOR_HW(CMU_SD0CLK, 0, 9, 0, sd_factor_table),
+        0);
+
+static OWL_COMP_FACTOR(sd1_clk, "sd1_clk", sd_clk_mux_p,
+        OWL_MUX_HW(CMU_SD1CLK, 9, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 6, 0),
+        OWL_FACTOR_HW(CMU_SD1CLK, 0, 9, 0, sd_factor_table),
+        0);
+
+static OWL_COMP_FACTOR(sd2_clk, "sd2_clk", sd_clk_mux_p,
+        OWL_MUX_HW(CMU_SD2CLK, 9, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 7, 0),
+        OWL_FACTOR_HW(CMU_SD2CLK, 0, 9, 0, sd_factor_table),
+        0);
+
+static OWL_COMP_DIV(pwm0_clk, "pwm0_clk", pwm_clk_mux_p,
+        OWL_MUX_HW(CMU_PWM0CLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 23, 0),
+        OWL_DIVIDER_HW(CMU_PWM0CLK, 0, 10, 0, NULL),
+        0);
+
+static OWL_COMP_DIV(pwm1_clk, "pwm1_clk", pwm_clk_mux_p,
+        OWL_MUX_HW(CMU_PWM1CLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 24, 0),
+        OWL_DIVIDER_HW(CMU_PWM1CLK, 0, 10, 0, NULL),
+        0);
+
+static OWL_COMP_DIV(pwm2_clk, "pwm2_clk", pwm_clk_mux_p,
+        OWL_MUX_HW(CMU_PWM2CLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 25, 0),
+        OWL_DIVIDER_HW(CMU_PWM2CLK, 0, 10, 0, NULL),
+        0);
+
+static OWL_COMP_DIV(pwm3_clk, "pwm3_clk", pwm_clk_mux_p,
+        OWL_MUX_HW(CMU_PWM3CLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 26, 0),
+        OWL_DIVIDER_HW(CMU_PWM3CLK, 0, 10, 0, NULL),
+        0);
+
+static OWL_COMP_DIV(pwm4_clk, "pwm4_clk", pwm_clk_mux_p,
+        OWL_MUX_HW(CMU_PWM4CLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 11, 0),
+        OWL_DIVIDER_HW(CMU_PWM4CLK, 0, 10, 0, NULL),
+        0);
+
+static OWL_COMP_DIV(pwm5_clk, "pwm5_clk", pwm_clk_mux_p,
+        OWL_MUX_HW(CMU_PWM5CLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 0, 0),
+        OWL_DIVIDER_HW(CMU_PWM5CLK, 0, 10, 0, NULL),
+        0);
+
+static OWL_COMP_PASS(de_clk, "de_clk", de_clk_mux_p,
+        OWL_MUX_HW(CMU_DECLK, 12, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 8, 0),
+        0);
+
+static OWL_MUX(ahbprediv_clk, "ahbprediv_clk", ahbprediv_clk_mux_p,
CMU_BUSCLK1, 8, 3, CLK_SET_RATE_PARENT);
+
+static OWL_DIVIDER(h_clk, "h_clk", "ahbprevdiv_clk", CMU_BUSCLK1, 12,
2, NULL, 0, 0);
+
+static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "ethernet_pll_clk",
CMU_ETHERNETPLL, 1, 1, rmii_ref_div_table, 0, 0);
+
+static OWL_FACTOR(ahb_clk, "ahb_clk", "h_clk", CMU_BUSCLK1, 2, 2,
ahb_factor_table, 0, 0);
+
+static OWL_FACTOR(de1_clk, "de_clk1", "de_clk", CMU_DECLK, 0, 3,
bisp_factor_table, 0, 0);
+static OWL_FACTOR(de2_clk, "de_clk2", "de_clk", CMU_DECLK, 4, 3,
bisp_factor_table, 0, 0);
+
+static OWL_COMP_FIXED_FACTOR(i2c0_clk, "i2c0_clk", "ethernet_pll_clk",
+        OWL_GATE_HW(CMU_DEVCLKEN1, 14, 0),
+        1, 5, 0);
+
+static OWL_COMP_FIXED_FACTOR(i2c1_clk, "i2c1_clk", "ethernet_pll_clk",
+        OWL_GATE_HW(CMU_DEVCLKEN1, 15, 0),
+        1, 5, 0);
+
+static OWL_COMP_FIXED_FACTOR(i2c2_clk, "i2c2_clk", "ethernet_pll_clk",
+        OWL_GATE_HW(CMU_DEVCLKEN1, 30, 0),
+        1, 5, 0);
+
+static OWL_COMP_FIXED_FACTOR(i2c3_clk, "i2c3_clk", "ethernet_pll_clk",
+        OWL_GATE_HW(CMU_DEVCLKEN1, 31, 0),
+        1, 5, 0);
+
+static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10,
0, CLK_IGNORE_UNUSED);
+static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11,
0, CLK_IGNORE_UNUSED);
+static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12,
0, CLK_IGNORE_UNUSED);
+static OWL_GATE(spi3_clk, "spi3_clk", "ahb_clk", CMU_DEVCLKEN1, 13,
0, CLK_IGNORE_UNUSED);
+static OWL_GATE(timer_clk, "timer_clk", "hosc", CMU_DEVCLKEN1, 27, 0, 0);
+static OWL_GATE(hdmi_clk, "hdmi_clk", "hosc", CMU_DEVCLKEN1, 3, 0, 0);
+
+static OWL_COMP_DIV(uart0_clk, "uart0_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART0CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 6, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(uart1_clk, "uart1_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART1CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 7, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(uart2_clk, "uart2_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART2CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 8, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(uart3_clk, "uart3_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART3CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 19, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(uart4_clk, "uart4_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART4CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 20, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(uart5_clk, "uart5_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART5CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 21, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(uart6_clk, "uart6_clk", uart_clk_mux_p,
+        OWL_MUX_HW(CMU_UART6CLK, 16, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN1, 18, 0),
+        OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+        CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV(i2srx_clk, "i2srx_clk", i2s_clk_mux_p,
+        OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 21, 0),
+        OWL_DIVIDER_HW(CMU_AUDIOPLL, 20, 4, 0, i2s_div_table),
+        0);
+
+static OWL_COMP_DIV(i2stx_clk, "i2stx_clk", i2s_clk_mux_p,
+        OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 20, 0),
+        OWL_DIVIDER_HW(CMU_AUDIOPLL, 16, 4, 0, i2s_div_table),
+        0);
+
+static OWL_COMP_DIV(hdmia_clk, "hdmia_clk", i2s_clk_mux_p,
+        OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 22, 0),
+        OWL_DIVIDER_HW(CMU_AUDIOPLL, 24, 4, 0, i2s_div_table),
+        0);
+
+static OWL_COMP_DIV(spdif_clk, "spdif_clk", i2s_clk_mux_p,
+        OWL_MUX_HW(CMU_AUDIOPLL, 24, 1),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 23, 0),
+        OWL_DIVIDER_HW(CMU_AUDIOPLL, 28, 4, 0, i2s_div_table),
+        0);
+
+static OWL_COMP_DIV(nand_clk, "nand_clk", nand_clk_mux_p,
+        OWL_MUX_HW(CMU_NANDCCLK, 8, 2),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0),
+        OWL_DIVIDER_HW(CMU_NANDCCLK, 0, 3, 0, nand_div_table),
+        CLK_SET_RATE_PARENT);
+
+static OWL_COMP_DIV(ecc_clk, "ecc_clk", nand_clk_mux_p,
+        OWL_MUX_HW(CMU_NANDCCLK, 8, 2),
+        OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0),
+        OWL_DIVIDER_HW(CMU_NANDCCLK, 4, 3, 0, nand_div_table),
+        CLK_SET_RATE_PARENT);
+
+static struct owl_clk_common *s500_clks[] =
+{
+    &ethernet_pll_clk.common,
+    &core_pll_clk.common,
+    &ddr_pll_clk.common,
+    &dev_pll_clk.common,
+    &nand_pll_clk.common,
+    &audio_pll_clk.common,
+    &display_pll_clk.common,
+    &dev_clk.common,
+    &timer_clk.common,
+    &i2c0_clk.common,
+    &i2c1_clk.common,
+    &i2c2_clk.common,
+    &i2c3_clk.common,
+    &uart0_clk.common,
+    &uart1_clk.common,
+    &uart2_clk.common,
+    &uart3_clk.common,
+    &uart4_clk.common,
+    &uart5_clk.common,
+    &uart6_clk.common,
+    &pwm0_clk.common,
+    &pwm1_clk.common,
+    &pwm2_clk.common,
+    &pwm3_clk.common,
+    &pwm4_clk.common,
+    &pwm5_clk.common,
+    &sensor0_clk.common,
+    &sensor1_clk.common,
+    &sd0_clk.common,
+    &sd1_clk.common,
+    &sd2_clk.common,
+    &bisp_clk.common,
+    &ahb_clk.common,
+    &ahbprediv_clk.common,
+    &h_clk.common,
+    &spi0_clk.common,
+    &spi1_clk.common,
+    &spi2_clk.common,
+    &spi3_clk.common,
+    &rmii_ref_clk.common,
+    &de_clk.common,
+    &de1_clk.common,
+    &de2_clk.common,
+    &i2srx_clk.common,
+    &i2stx_clk.common,
+    &hdmia_clk.common,
+    &hdmi_clk.common,
+    &vce_clk.common,
+    &vde_clk.common,
+    &spdif_clk.common,
+    &nand_clk.common,
+    &ecc_clk.common,
+};
+
+static struct clk_hw_onecell_data s500_hw_clks = {
+    .hws =
+    {
+        [CLK_ETHERNET_PLL]    = &ethernet_pll_clk.common.hw,
+        [CLK_CORE_PLL]        = &core_pll_clk.common.hw,
+        [CLK_DDR_PLL]        = &ddr_pll_clk.common.hw,
+        [CLK_NAND_PLL]        = &nand_pll_clk.common.hw,
+        [CLK_DISPLAY_PLL]    = &display_pll_clk.common.hw,
+        [CLK_DEV_PLL]        = &dev_pll_clk.common.hw,
+        [CLK_AUDIO_PLL]        = &audio_pll_clk.common.hw,
+        [CLK_TIMER]            = &timer_clk.common.hw,
+        [CLK_DEV]            = &dev_clk.common.hw,
+        [CLK_DE]            = &de_clk.common.hw,
+        [CLK_DE1]            = &de1_clk.common.hw,
+        [CLK_DE2]            = &de2_clk.common.hw,
+        [CLK_I2C0]            = &i2c0_clk.common.hw,
+        [CLK_I2C1]            = &i2c1_clk.common.hw,
+        [CLK_I2C2]            = &i2c2_clk.common.hw,
+        [CLK_I2C3]            = &i2c3_clk.common.hw,
+        [CLK_I2SRX]            = &i2srx_clk.common.hw,
+        [CLK_I2STX]            = &i2stx_clk.common.hw,
+        [CLK_UART0]            = &uart0_clk.common.hw,
+        [CLK_UART1]            = &uart1_clk.common.hw,
+        [CLK_UART2]            = &uart2_clk.common.hw,
+        [CLK_UART3]            = &uart3_clk.common.hw,
+        [CLK_UART4]            = &uart4_clk.common.hw,
+        [CLK_UART5]            = &uart5_clk.common.hw,
+        [CLK_UART6]            = &uart6_clk.common.hw,
+        [CLK_PWM0]            = &pwm0_clk.common.hw,
+        [CLK_PWM1]            = &pwm1_clk.common.hw,
+        [CLK_PWM2]            = &pwm2_clk.common.hw,
+        [CLK_PWM3]            = &pwm3_clk.common.hw,
+        [CLK_PWM4]            = &pwm4_clk.common.hw,
+        [CLK_PWM5]            = &pwm5_clk.common.hw,
+        [CLK_SENSOR0]        = &sensor0_clk.common.hw,
+        [CLK_SENSOR1]        = &sensor1_clk.common.hw,
+        [CLK_SD0]            = &sd0_clk.common.hw,
+        [CLK_SD1]            = &sd1_clk.common.hw,
+        [CLK_SD2]            = &sd2_clk.common.hw,
+        [CLK_BISP]            = &bisp_clk.common.hw,
+        [CLK_SPI0]            = &spi0_clk.common.hw,
+        [CLK_SPI1]            = &spi1_clk.common.hw,
+        [CLK_SPI2]            = &spi2_clk.common.hw,
+        [CLK_SPI3]            = &spi3_clk.common.hw,
+        [CLK_AHB]            = &ahb_clk.common.hw,
+        [CLK_H]                = &h_clk.common.hw,
+        [CLK_AHBPREDIV]        = &ahbprediv_clk.common.hw,
+        [CLK_RMII_REF]        = &rmii_ref_clk.common.hw,
+        [CLK_HDMI_AUDIO]    = &hdmia_clk.common.hw,
+        [CLK_HDMI]            = &hdmi_clk.common.hw,
+        [CLK_VDE]            = &vde_clk.common.hw,
+        [CLK_VCE]            = &vce_clk.common.hw,
+        [CLK_SPDIF]            = &spdif_clk.common.hw,
+        [CLK_NAND]            = &nand_clk.common.hw,
+        [CLK_ECC]            = &ecc_clk.common.hw,
+    },
+    .num = CLK_NR_CLKS,
+};
+
+static const struct owl_clk_desc s500_clk_desc =
+{
+    .clks        = s500_clks,
+    .num_clks   = ARRAY_SIZE(s500_clks),
+    .hw_clks    = &s500_hw_clks,
+};
+
+static int s500_clk_probe(struct platform_device *pdev)
+{
+    const struct owl_clk_desc *desc;
+
+    desc = &s500_clk_desc;
+    owl_clk_regmap_init(pdev, desc);
+
+    return owl_clk_probe(&pdev->dev, desc->hw_clks);
+}
+
+static const struct of_device_id s500_clk_of_match[] = {
+    { .compatible = "actions,s500-cmu", },
+    { /* sentinel */ }
+};
+
+static struct platform_driver s500_clk_driver = {
+    .probe = s500_clk_probe,
+    .driver = {
+        .name = "s500-cmu",
+        .of_match_table = s500_clk_of_match,
+    },
+};
+
+static int __init s500_clk_init(void)
+{
+    return platform_driver_register(&s500_clk_driver);
+}
+core_initcall(s500_clk_init);

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