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Message-Id: <20180302054900.11275-12-manivannan.sadhasivam@linaro.org>
Date: Fri, 2 Mar 2018 11:19:00 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: mturquette@...libre.com, sboyd@...nel.org, afaerber@...e.de,
robh+dt@...nel.org, mark.rutland@....com
Cc: liuwei@...ions-semi.com, mp-cs@...ions-semi.com,
96boards@...obotics.com, devicetree@...r.kernel.org,
davem@...emloft.net, mchehab@...nel.org,
daniel.thompson@...aro.org, amit.kucheria@...aro.org,
viresh.kumar@...aro.org, linux-kernel@...r.kernel.org,
linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
manivannanece23@...il.com,
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH v4 11/11] clk: actions: Add S900 SoC clock support
Add Actions Semi S900 SoC clock support.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
drivers/clk/actions/Kconfig | 10 +
drivers/clk/actions/Makefile | 3 +
drivers/clk/actions/owl-s900.c | 666 +++++++++++++++++++++++++++++++++++++++++
drivers/clk/actions/owl-s900.h | 61 ++++
4 files changed, 740 insertions(+)
create mode 100644 drivers/clk/actions/owl-s900.c
create mode 100644 drivers/clk/actions/owl-s900.h
diff --git a/drivers/clk/actions/Kconfig b/drivers/clk/actions/Kconfig
index 13a3e5083d43..7924a7f54229 100644
--- a/drivers/clk/actions/Kconfig
+++ b/drivers/clk/actions/Kconfig
@@ -2,3 +2,13 @@ config CLK_ACTIONS
bool "Clock driver for Actions Semi SoCs"
depends on ARCH_ACTIONS || COMPILE_TEST
default ARCH_ACTIONS
+
+if CLK_ACTIONS
+
+# SoC Drivers
+
+config CLK_OWL_S900
+ tristate "Support for the Actions Semi OWL S900 clocks"
+ depends on (ARM64 && ARCH_ACTIONS) || COMPILE_TEST
+ default ARM64 && ARCH_ACTIONS
+endif
diff --git a/drivers/clk/actions/Makefile b/drivers/clk/actions/Makefile
index 31b68eab9309..76e431434d10 100644
--- a/drivers/clk/actions/Makefile
+++ b/drivers/clk/actions/Makefile
@@ -7,3 +7,6 @@ clk-owl-y += owl-divider.o
clk-owl-y += owl-factor.o
clk-owl-y += owl-composite.o
clk-owl-y += owl-pll.o
+
+# SoC support
+obj-$(CONFIG_CLK_OWL_S900) += owl-s900.o
diff --git a/drivers/clk/actions/owl-s900.c b/drivers/clk/actions/owl-s900.c
new file mode 100644
index 000000000000..d5b0fbf7fe7d
--- /dev/null
+++ b/drivers/clk/actions/owl-s900.c
@@ -0,0 +1,666 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// OWL S900 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>
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include "owl-common.h"
+#include "owl-composite.h"
+#include "owl-divider.h"
+#include "owl-factor.h"
+#include "owl-gate.h"
+#include "owl-mux.h"
+#include "owl-pll.h"
+#include "owl-s900.h"
+
+#include <dt-bindings/clock/actions,s900-cmu.h>
+
+static struct clk_pll_table clk_audio_pll_table[] = {
+ {0, 45158400}, {1, 49152000},
+ {0, 0},
+};
+
+static struct clk_pll_table clk_edp_pll_table[] = {
+ {0, 810000000}, {1, 1350000000}, {2, 2700000000},
+ {0, 0},
+};
+
+/* pll clocks */
+static OWL_PLL_NO_PARENT(core_pll_clk, "core_pll_clk", CMU_COREPLL, 24000000, 9, 0, 8, 5, 107, NULL, CLK_IGNORE_UNUSED);
+static OWL_PLL_NO_PARENT(dev_pll_clk, "dev_pll_clk", CMU_DEVPLL, 6000000, 8, 0, 8, 20, 180, NULL, CLK_IGNORE_UNUSED);
+static OWL_PLL_NO_PARENT(ddr_pll_clk, "ddr_pll_clk", CMU_DDRPLL, 24000000, 8, 0, 8, 5, 45, NULL, CLK_IGNORE_UNUSED);
+static OWL_PLL_NO_PARENT(nand_pll_clk, "nand_pll_clk", CMU_NANDPLL, 6000000, 8, 0, 8, 4, 100, NULL, CLK_IGNORE_UNUSED);
+static OWL_PLL_NO_PARENT(display_pll_clk, "display_pll_clk", CMU_DISPLAYPLL, 6000000, 8, 0, 8, 20, 180, NULL, CLK_IGNORE_UNUSED);
+static OWL_PLL_NO_PARENT(assist_pll_clk, "assist_pll_clk", CMU_ASSISTPLL, 500000000, 0, 0, 0, 0, 0, NULL, CLK_IGNORE_UNUSED);
+static OWL_PLL_NO_PARENT(audio_pll_clk, "audio_pll_clk", CMU_AUDIOPLL, 0, 4, 0, 1, 0, 0, clk_audio_pll_table, CLK_IGNORE_UNUSED);
+static OWL_PLL(edp_pll_clk, "edp_pll_clk", "edp24M_clk", CMU_EDPCLK, 0, 9, 0, 2, 0, 0, clk_edp_pll_table, CLK_IGNORE_UNUSED);
+
+static const char *cpu_clk_mux_p[] = { "losc", "hosc", "core_pll", };
+static const char *dev_clk_p[] = { "hosc", "dev_pll", };
+static const char *noc_clk_mux_p[] = { "dev_clk", "assist_pll", };
+static const char *dmm_clk_mux_p[] = { "dev_clk", "nand_pll", "assist_pll", "ddr_clk_src", };
+static const char *bisp_clk_mux_p[] = { "assist_pll", "dev_clk", };
+static const char *csi_clk_mux_p[] = { "display_pll", "dev_clk", };
+static const char *de_clk_mux_p[] = { "assist_pll", "dev_clk", };
+static const char *gpu_clk_mux_p[] = { "dev_clk", "display_pll", "", "ddr_clk_src", };
+static const char *hde_clk_mux_p[] = { "dev_clk", "display_pll", "", "ddr_clk_src", };
+static const char *imx_clk_mux_p[] = { "assist_pll", "dev_clk", };
+static const char *lcd_clk_mux_p[] = { "display_pll", "nand_pll", };
+static const char *nand_clk_mux_p[] = { "dev_clk", "nand_pll", };
+static const char *sd_clk_mux_p[] = { "dev_clk", "nand_pll", };
+static const char *sensor_clk_mux_p[] = { "hosc", "bisp", };
+static const char *uart_clk_mux_p[] = { "hosc", "dev_pll", };
+static const char *vce_clk_mux_p[] = { "dev_clk", "display_pll", "assist_pll", "ddr_clk_src", };
+static const char *i2s_clk_mux_p[] = { "audio_pll", };
+static const char *edp_clk_mux_p[] = { "assist_pll", "display_pll", };
+
+/* mux clocks */
+static OWL_MUX(cpu_clk, "cpu_clk", cpu_clk_mux_p, CMU_BUSCLK, 0, 2, CLK_SET_RATE_PARENT);
+static OWL_MUX(dev_clk, "dev_clk", dev_clk_p, CMU_DEVPLL, 12, 1, CLK_SET_RATE_PARENT);
+static OWL_MUX(noc_clk_mux, "noc_clk_mux", noc_clk_mux_p, CMU_BUSCLK, 7, 1, CLK_SET_RATE_PARENT);
+
+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},
+ {12, 24}, {13, 26}, {14, 28}, {15, 30},
+ {0, 0},
+};
+
+static struct clk_div_table apb_div_table[] = {
+ {1, 2}, {2, 3}, {3, 4},
+ {0, 0},
+};
+
+static struct clk_div_table eth_mac_div_table[] = {
+ {0, 2}, {1, 4},
+ {0, 0},
+};
+
+static struct clk_div_table rmii_ref_div_table[] = {
+ {0, 4}, {1, 10},
+ {0, 0},
+};
+
+static struct clk_div_table usb3_mac_div_table[] = {
+ {1, 2}, {2, 3}, {3, 4},
+ {0, 8},
+};
+
+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 hdmia_div_table[] = {
+ {0, 1}, {1, 2}, {2, 3}, {3, 4},
+ {4, 6}, {5, 8}, {6, 12}, {7, 16},
+ {8, 24},
+ {0, 0},
+};
+
+/* divider clocks */
+static OWL_DIVIDER(noc_clk_div, "noc_clk_div", "noc_clk", CMU_BUSCLK, 19, 1, NULL, 0, 0);
+static OWL_DIVIDER(ahb_clk, "ahb_clk", "noc_clk_div", CMU_BUSCLK, 4, 1, NULL, 0, 0);
+static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK, 8, 2, apb_div_table, 0, 0);
+static OWL_DIVIDER(usb3_mac_clk, "usb3_mac_clk", "assist_pll", CMU_ASSISTPLL, 12, 2, usb3_mac_div_table, 0, 0);
+static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "assist_pll", CMU_ASSISTPLL, 8, 1, rmii_ref_div_table, 0, 0);
+
+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},
+};
+
+static struct clk_factor_table dmm_factor_table[] = {
+ {0, 1, 1}, {1, 2, 3}, {2, 1, 2}, {3, 1, 3},
+ {4, 1, 4},
+ {0, 0, 0},
+};
+
+static struct clk_factor_table noc_factor_table[] = {
+ {0, 1, 1}, {1, 2, 3}, {2, 1, 2}, {3, 1, 3}, {4, 1, 4},
+ {0, 0, 0},
+};
+
+static struct clk_factor_table bisp_factor_table[] = {
+ {0, 1, 1}, {1, 2, 3}, {2, 1, 2}, {3, 2, 5},
+ {4, 1, 3}, {5, 1, 4}, {6, 1, 6}, {7, 1, 8},
+ {0, 0, 0},
+};
+
+/* factor clocks */
+static OWL_FACTOR(noc_clk, "noc_clk", "noc_clk_mux", CMU_BUSCLK, 16, 3, noc_factor_table, 0, 0);
+static OWL_FACTOR(de_clk1, "de_clk1", "de_clk", CMU_DECLK, 0, 3, bisp_factor_table, 0, 0);
+static OWL_FACTOR(de_clk2, "de_clk2", "de_clk", CMU_DECLK, 4, 3, bisp_factor_table, 0, 0);
+static OWL_FACTOR(de_clk3, "de_clk3", "de_clk", CMU_DECLK, 8, 3, bisp_factor_table, 0, 0);
+
+/* gate clocks */
+static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0);
+static OWL_GATE_NO_PARENT(gpu_clk, "gpu_clk", CMU_DEVCLKEN0, 30, 0, 0);
+static OWL_GATE(dmac_clk, "dmac_clk", "noc_clk_div", CMU_DEVCLKEN0, 1, 0, 0);
+static OWL_GATE(timer_clk, "timer_clk", "hosc", CMU_DEVCLKEN1, 27, 0, 0);
+static OWL_GATE_NO_PARENT(dsi_clk, "dsi_clk", CMU_DEVCLKEN0, 12, 0, 0);
+static OWL_GATE(ddr0_clk, "ddr0_clk", "ddr_pll", CMU_DEVCLKEN0, 31, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE(ddr1_clk, "ddr1_clk", "ddr_pll", CMU_DEVCLKEN0, 29, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE_NO_PARENT(usb3_480mpll0_clk, "usb3_480mpll0_clk", CMU_USBPLL, 3, 0, 0);
+static OWL_GATE_NO_PARENT(usb3_480mphy0_clk, "usb3_480mphy0_clk", CMU_USBPLL, 2, 0, 0);
+static OWL_GATE_NO_PARENT(usb3_5gphy_clk, "usb3_5gphy_clk", CMU_USBPLL, 1, 0, 0);
+static OWL_GATE_NO_PARENT(usb3_cce_clk, "usb3_cce_clk", CMU_USBPLL, 0, 0, 0);
+static OWL_GATE(edp24M_clk, "edp24M_clk", "diff24M", CMU_EDPCLK, 8, 0, 0);
+static OWL_GATE(edp_link_clk, "edp_link_clk", "edp_pll", CMU_DEVCLKEN0, 10, 0, 0);
+static OWL_GATE_NO_PARENT(usbh0_pllen_clk, "usbh0_pllen_clk", CMU_USBPLL, 12, 0, 0);
+static OWL_GATE_NO_PARENT(usbh0_phy_clk, "usbh0_phy_clk", CMU_USBPLL, 10, 0, 0);
+static OWL_GATE_NO_PARENT(usbh0_cce_clk, "usbh0_cce_clk", CMU_USBPLL, 8, 0, 0);
+static OWL_GATE_NO_PARENT(usbh1_pllen_clk, "usbh1_pllen_clk", CMU_USBPLL, 13, 0, 0);
+static OWL_GATE_NO_PARENT(usbh1_phy_clk, "usbh1_phy_clk", CMU_USBPLL, 11, 0, 0);
+static OWL_GATE_NO_PARENT(usbh1_cce_clk, "usbh1_cce_clk", CMU_USBPLL, 9, 0, 0);
+/* assume i2c clocks as gate clocks for now */
+static OWL_GATE(i2c0_clk, "i2c0_clk", "assist_pll", CMU_DEVCLKEN1, 14, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE(i2c1_clk, "i2c1_clk", "assist_pll", CMU_DEVCLKEN1, 15, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE(i2c2_clk, "i2c2_clk", "assist_pll", CMU_DEVCLKEN1, 30, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE(i2c3_clk, "i2c3_clk", "assist_pll", CMU_DEVCLKEN1, 31, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE(i2c4_clk, "i2c4_clk", "assist_pll", CMU_DEVCLKEN0, 17, 0, CLK_IGNORE_UNUSED);
+static OWL_GATE(i2c5_clk, "i2c5_clk", "assist_pll", CMU_DEVCLKEN1, 1, 0, CLK_IGNORE_UNUSED);
+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);
+
+/* composite clocks */
+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_DIV(csi0_clk, "csi0_clk", csi_clk_mux_p,
+ OWL_MUX_HW(CMU_CSICLK, 4, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 13, 0),
+ OWL_DIVIDER_HW(CMU_CSICLK, 0, 4, 0, NULL),
+ 0);
+
+static OWL_COMP_DIV(csi1_clk, "csi1_clk", csi_clk_mux_p,
+ OWL_MUX_HW(CMU_CSICLK, 20, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 15, 0),
+ OWL_DIVIDER_HW(CMU_CSICLK, 16, 4, 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_COMP_FACTOR(dmm_clk, "dmm_clk", dmm_clk_mux_p,
+ OWL_MUX_HW(CMU_BUSCLK, 10, 2),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 19, 0),
+ OWL_FACTOR_HW(CMU_BUSCLK, 12, 3, 0, dmm_factor_table),
+ CLK_IGNORE_UNUSED);
+
+static OWL_COMP_FACTOR(edp_clk, "edp_clk", edp_clk_mux_p,
+ OWL_MUX_HW(CMU_EDPCLK, 19, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 10, 0),
+ OWL_FACTOR_HW(CMU_EDPCLK, 16, 3, 0, bisp_factor_table),
+ 0);
+
+static OWL_COMP_DIV_FIXED(eth_mac_clk, "eth_mac_clk", "assist_pll",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 22, 0),
+ OWL_DIVIDER_HW(CMU_ASSISTPLL, 10, 1, 0, eth_mac_div_table),
+ 0);
+
+static OWL_COMP_FACTOR(gpu_core_clk, "gpu_core_clk", gpu_clk_mux_p,
+ OWL_MUX_HW(CMU_GPU3DCLK, 4, 2),
+ OWL_GATE_HW(CMU_GPU3DCLK, 15, 0),
+ OWL_FACTOR_HW(CMU_GPU3DCLK, 0, 3, 0, bisp_factor_table),
+ 0);
+
+static OWL_COMP_FACTOR(gpu_mem_clk, "gpu_mem_clk", gpu_clk_mux_p,
+ OWL_MUX_HW(CMU_GPU3DCLK, 20, 2),
+ OWL_GATE_HW(CMU_GPU3DCLK, 14, 0),
+ OWL_FACTOR_HW(CMU_GPU3DCLK, 16, 3, 0, bisp_factor_table),
+ 0);
+
+static OWL_COMP_FACTOR(gpu_sys_clk, "gpu_sys_clk", gpu_clk_mux_p,
+ OWL_MUX_HW(CMU_GPU3DCLK, 28, 2),
+ OWL_GATE_HW(CMU_GPU3DCLK, 13, 0),
+ OWL_FACTOR_HW(CMU_GPU3DCLK, 24, 3, 0, bisp_factor_table),
+ 0);
+
+static OWL_COMP_FACTOR(hde_clk, "hde_clk", hde_clk_mux_p,
+ OWL_MUX_HW(CMU_HDECLK, 4, 2),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 27, 0),
+ OWL_FACTOR_HW(CMU_HDECLK, 0, 3, 0, bisp_factor_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, hdmia_div_table),
+ 0);
+
+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_FACTOR(imx_clk, "imx_clk", imx_clk_mux_p,
+ OWL_MUX_HW(CMU_IMXCLK, 4, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN1, 17, 0),
+ OWL_FACTOR_HW(CMU_IMXCLK, 0, 3, 0, bisp_factor_table),
+ 0);
+
+static OWL_COMP_DIV(lcd_clk, "lcd_clk", lcd_clk_mux_p,
+ OWL_MUX_HW(CMU_LCDCLK, 12, 2),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 9, 0),
+ OWL_DIVIDER_HW(CMU_LCDCLK, 0, 5, 0, NULL),
+ 0);
+
+static OWL_COMP_DIV(nand0_clk, "nand0_clk", nand_clk_mux_p,
+ OWL_MUX_HW(CMU_NANDCCLK, 8, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0),
+ OWL_DIVIDER_HW(CMU_NANDCCLK, 0, 4, 0, nand_div_table),
+ CLK_SET_RATE_PARENT);
+
+static OWL_COMP_DIV(nand1_clk, "nand1_clk", nand_clk_mux_p,
+ OWL_MUX_HW(CMU_NANDCCLK, 24, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 11, 0),
+ OWL_DIVIDER_HW(CMU_NANDCCLK, 16, 4, 0, nand_div_table),
+ CLK_SET_RATE_PARENT);
+
+static OWL_COMP_DIV_FIXED(pwm0_clk, "pwm0_clk", "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 23, 0),
+ OWL_DIVIDER_HW(CMU_PWM0CLK, 0, 6, 0, NULL),
+ 0);
+
+static OWL_COMP_DIV_FIXED(pwm1_clk, "pwm1_clk", "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 24, 0),
+ OWL_DIVIDER_HW(CMU_PWM1CLK, 0, 6, 0, NULL),
+ 0);
+/*
+ * pwm2 may be for backlight, do not gate it
+ * even it is "unused", because it may be
+ * enabled at boot stage, and in kernel, driver
+ * has no effective method to know the real status,
+ * so, the best way is keeping it as what it was.
+ */
+static OWL_COMP_DIV_FIXED(pwm2_clk, "pwm2_clk", "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 25, 0),
+ OWL_DIVIDER_HW(CMU_PWM2CLK, 0, 6, 0, NULL),
+ CLK_IGNORE_UNUSED);
+
+static OWL_COMP_DIV_FIXED(pwm3_clk, "pwm3_clk", "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 26, 0),
+ OWL_DIVIDER_HW(CMU_PWM3CLK, 0, 6, 0, NULL),
+ 0);
+
+static OWL_COMP_DIV_FIXED(pwm4_clk, "pwm4_clk", "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 4, 0),
+ OWL_DIVIDER_HW(CMU_PWM4CLK, 0, 6, 0, NULL),
+ 0);
+
+static OWL_COMP_DIV_FIXED(pwm5_clk, "pwm5_clk", "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 5, 0),
+ OWL_DIVIDER_HW(CMU_PWM5CLK, 0, 6, 0, NULL),
+ 0);
+
+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_FACTOR(sd3_clk, "sd3_clk", sd_clk_mux_p,
+ OWL_MUX_HW(CMU_SD3CLK, 9, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 16, 0),
+ OWL_FACTOR_HW(CMU_SD3CLK, 0, 9, 0, sd_factor_table),
+ 0);
+
+static OWL_COMP_DIV(sensor_clk, "sensor_clk", sensor_clk_mux_p,
+ OWL_MUX_HW(CMU_SENSORCLK, 4, 1),
+ OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0),
+ OWL_DIVIDER_HW(CMU_SENSORCLK, 0, 4, 0, NULL),
+ 0);
+
+static OWL_COMP_DIV_FIXED(speed_sensor_clk, "speed_sensor_clk",
+ "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 0, 0),
+ OWL_DIVIDER_HW(CMU_TLSCLK, 0, 4, CLK_DIVIDER_POWER_OF_TWO, NULL),
+ 0);
+
+static OWL_COMP_DIV_FIXED(thermal_sensor_clk, "thermal_sensor_clk",
+ "hosc",
+ OWL_GATE_HW(CMU_DEVCLKEN1, 2, 0),
+ OWL_DIVIDER_HW(CMU_TLSCLK, 8, 4, CLK_DIVIDER_POWER_OF_TWO, NULL),
+ 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_UART0CLK, 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, 1, 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_UART2CLK, 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_UART3CLK, 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_UART4CLK, 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_UART5CLK, 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_UART6CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+ CLK_IGNORE_UNUSED);
+
+static OWL_COMP_FACTOR(vce_clk, "vce_clk", vce_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 struct owl_clk_common *s900_clks[] = {
+ &core_pll_clk.common,
+ &dev_pll_clk.common,
+ &ddr_pll_clk.common,
+ &nand_pll_clk.common,
+ &display_pll_clk.common,
+ &assist_pll_clk.common,
+ &audio_pll_clk.common,
+ &edp_pll_clk.common,
+ &cpu_clk.common,
+ &dev_clk.common,
+ &noc_clk_mux.common,
+ &noc_clk_div.common,
+ &ahb_clk.common,
+ &apb_clk.common,
+ &usb3_mac_clk.common,
+ &rmii_ref_clk.common,
+ &noc_clk.common,
+ &de_clk1.common,
+ &de_clk2.common,
+ &de_clk3.common,
+ &gpio_clk.common,
+ &gpu_clk.common,
+ &dmac_clk.common,
+ &timer_clk.common,
+ &dsi_clk.common,
+ &ddr0_clk.common,
+ &ddr1_clk.common,
+ &usb3_480mpll0_clk.common,
+ &usb3_480mphy0_clk.common,
+ &usb3_5gphy_clk.common,
+ &usb3_cce_clk.common,
+ &edp24M_clk.common,
+ &edp_link_clk.common,
+ &usbh0_pllen_clk.common,
+ &usbh0_phy_clk.common,
+ &usbh0_cce_clk.common,
+ &usbh1_pllen_clk.common,
+ &usbh1_phy_clk.common,
+ &usbh1_cce_clk.common,
+ &i2c0_clk.common,
+ &i2c1_clk.common,
+ &i2c2_clk.common,
+ &i2c3_clk.common,
+ &i2c4_clk.common,
+ &i2c5_clk.common,
+ &spi0_clk.common,
+ &spi1_clk.common,
+ &spi2_clk.common,
+ &spi3_clk.common,
+ &bisp_clk.common,
+ &csi0_clk.common,
+ &csi1_clk.common,
+ &de_clk.common,
+ &dmm_clk.common,
+ &edp_clk.common,
+ ð_mac_clk.common,
+ &gpu_core_clk.common,
+ &gpu_mem_clk.common,
+ &gpu_sys_clk.common,
+ &hde_clk.common,
+ &hdmia_clk.common,
+ &i2srx_clk.common,
+ &i2stx_clk.common,
+ &imx_clk.common,
+ &lcd_clk.common,
+ &nand0_clk.common,
+ &nand1_clk.common,
+ &pwm0_clk.common,
+ &pwm1_clk.common,
+ &pwm2_clk.common,
+ &pwm3_clk.common,
+ &pwm4_clk.common,
+ &pwm5_clk.common,
+ &sd0_clk.common,
+ &sd1_clk.common,
+ &sd2_clk.common,
+ &sd3_clk.common,
+ &sensor_clk.common,
+ &speed_sensor_clk.common,
+ &thermal_sensor_clk.common,
+ &spi0_clk.common,
+ &spi1_clk.common,
+ &spi2_clk.common,
+ &spi3_clk.common,
+ &uart0_clk.common,
+ &uart1_clk.common,
+ &uart2_clk.common,
+ &uart3_clk.common,
+ &uart4_clk.common,
+ &uart5_clk.common,
+ &uart6_clk.common,
+ &vce_clk.common,
+ &vde_clk.common,
+};
+
+static struct clk_hw_onecell_data s900_hw_clks = {
+ .hws = {
+ [CLK_CORE_PLL] = &core_pll_clk.common.hw,
+ [CLK_DEV_PLL] = &dev_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_ASSIST_PLL] = &assist_pll_clk.common.hw,
+ [CLK_AUDIO_PLL] = &audio_pll_clk.common.hw,
+ [CLK_EDP_PLL] = &edp_pll_clk.common.hw,
+ [CLK_CPU] = &cpu_clk.common.hw,
+ [CLK_DEV] = &dev_clk.common.hw,
+ [CLK_NOC_MUX] = &noc_clk_mux.common.hw,
+ [CLK_NOC_DIV] = &noc_clk_div.common.hw,
+ [CLK_AHB] = &ahb_clk.common.hw,
+ [CLK_APB] = &apb_clk.common.hw,
+ [CLK_USB3_MAC] = &usb3_mac_clk.common.hw,
+ [CLK_RMII_REF] = &rmii_ref_clk.common.hw,
+ [CLK_NOC] = &noc_clk.common.hw,
+ [CLK_DE1] = &de_clk1.common.hw,
+ [CLK_DE2] = &de_clk2.common.hw,
+ [CLK_DE3] = &de_clk3.common.hw,
+ [CLK_GPIO] = &gpio_clk.common.hw,
+ [CLK_GPU] = &gpu_clk.common.hw,
+ [CLK_DMAC] = &dmac_clk.common.hw,
+ [CLK_TIMER] = &timer_clk.common.hw,
+ [CLK_DSI] = &dsi_clk.common.hw,
+ [CLK_DDR0] = &ddr0_clk.common.hw,
+ [CLK_DDR1] = &ddr1_clk.common.hw,
+ [CLK_USB3_480MPLL0] = &usb3_480mpll0_clk.common.hw,
+ [CLK_USB3_480MPHY0] = &usb3_480mphy0_clk.common.hw,
+ [CLK_USB3_5GPHY] = &usb3_5gphy_clk.common.hw,
+ [CLK_USB3_CCE] = &usb3_cce_clk.common.hw,
+ [CLK_24M_EDP] = &edp24M_clk.common.hw,
+ [CLK_EDP_LINK] = &edp_link_clk.common.hw,
+ [CLK_USB2H0_PLLEN] = &usbh0_pllen_clk.common.hw,
+ [CLK_USB2H0_PHY] = &usbh0_phy_clk.common.hw,
+ [CLK_USB2H0_CCE] = &usbh0_cce_clk.common.hw,
+ [CLK_USB2H1_PLLEN] = &usbh1_pllen_clk.common.hw,
+ [CLK_USB2H1_PHY] = &usbh1_phy_clk.common.hw,
+ [CLK_USB2H1_CCE] = &usbh1_cce_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_I2C4] = &i2c4_clk.common.hw,
+ [CLK_I2C5] = &i2c5_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_BISP] = &bisp_clk.common.hw,
+ [CLK_CSI0] = &csi0_clk.common.hw,
+ [CLK_CSI1] = &csi1_clk.common.hw,
+ [CLK_DE0] = &de_clk.common.hw,
+ [CLK_DMM] = &dmm_clk.common.hw,
+ [CLK_EDP] = &edp_clk.common.hw,
+ [CLK_ETH_MAC] = ð_mac_clk.common.hw,
+ [CLK_GPU_CORE] = &gpu_core_clk.common.hw,
+ [CLK_GPU_MEM] = &gpu_mem_clk.common.hw,
+ [CLK_GPU_SYS] = &gpu_sys_clk.common.hw,
+ [CLK_HDE] = &hde_clk.common.hw,
+ [CLK_HDMI_AUDIO] = &hdmia_clk.common.hw,
+ [CLK_I2SRX] = &i2srx_clk.common.hw,
+ [CLK_I2STX] = &i2stx_clk.common.hw,
+ [CLK_IMX] = &imx_clk.common.hw,
+ [CLK_LCD] = &lcd_clk.common.hw,
+ [CLK_NAND0] = &nand0_clk.common.hw,
+ [CLK_NAND1] = &nand1_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_SD0] = &sd0_clk.common.hw,
+ [CLK_SD1] = &sd1_clk.common.hw,
+ [CLK_SD2] = &sd2_clk.common.hw,
+ [CLK_SD3] = &sd3_clk.common.hw,
+ [CLK_SENSOR] = &sensor_clk.common.hw,
+ [CLK_SPEED_SENSOR] = &speed_sensor_clk.common.hw,
+ [CLK_THERMAL_SENSOR] = &thermal_sensor_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_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_VCE] = &vce_clk.common.hw,
+ [CLK_VDE] = &vde_clk.common.hw,
+ },
+ .num = CLK_NR_CLKS,
+};
+
+static const struct owl_clk_desc s900_clk_desc = {
+ .clks = s900_clks,
+ .num_clks = ARRAY_SIZE(s900_clks),
+
+ .hw_clks = &s900_hw_clks,
+};
+
+static int s900_clk_probe(struct platform_device *pdev)
+{
+ const struct owl_clk_desc *desc;
+
+ desc = &s900_clk_desc;
+ owl_clk_regmap_init(pdev, desc);
+
+ return owl_clk_probe(&pdev->dev, desc->hw_clks);
+}
+
+static const struct of_device_id s900_clk_of_match[] = {
+ { .compatible = "actions,s900-cmu", },
+ { /* sentinel */ }
+};
+
+static struct platform_driver s900_clk_driver = {
+ .probe = s900_clk_probe,
+ .driver = {
+ .name = "s900-cmu",
+ .of_match_table = s900_clk_of_match,
+ },
+};
+
+static int __init s900_clk_init(void)
+{
+ return platform_driver_register(&s900_clk_driver);
+}
+core_initcall(s900_clk_init);
diff --git a/drivers/clk/actions/owl-s900.h b/drivers/clk/actions/owl-s900.h
new file mode 100644
index 000000000000..d0c10594e518
--- /dev/null
+++ b/drivers/clk/actions/owl-s900.h
@@ -0,0 +1,61 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// OWL S900 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>
+
+#ifndef _OWL_S900_H_
+#define _OWL_S900_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_IMXCLK (0x0038)
+#define CMU_HDECLK (0x003C)
+#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_PWM0CLK (0x0070)
+#define CMU_PWM1CLK (0x0074)
+#define CMU_PWM2CLK (0x0078)
+#define CMU_PWM3CLK (0x007C)
+#define CMU_USBPLL (0x0080)
+#define CMU_ASSISTPLL (0x0084)
+#define CMU_EDPCLK (0x0088)
+#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_TLSCLK (0x00C0)
+#define CMU_SD3CLK (0x00C4)
+#define CMU_PWM4CLK (0x00C8)
+#define CMU_PWM5CLK (0x00CC)
+
+#endif /* _OWL_S900_H_ */
--
2.14.1
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