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OpenCloudOS-Kernel/drivers/clk/samsung/clk-exynos850.c

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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2021 Linaro Ltd.
* Author: Sam Protsenko <semen.protsenko@linaro.org>
*
* Common Clock Framework support for Exynos850 SoC.
*/
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <dt-bindings/clock/exynos850.h>
#include "clk.h"
/* Gate register bits */
#define GATE_MANUAL BIT(20)
#define GATE_ENABLE_HWACG BIT(28)
/* Gate register offsets range */
#define GATE_OFF_START 0x2000
#define GATE_OFF_END 0x2fff
/**
* exynos850_init_clocks - Set clocks initial configuration
* @np: CMU device tree node with "reg" property (CMU addr)
* @reg_offs: Register offsets array for clocks to init
* @reg_offs_len: Number of register offsets in reg_offs array
*
* Set manual control mode for all gate clocks.
*/
static void __init exynos850_init_clocks(struct device_node *np,
const unsigned long *reg_offs, size_t reg_offs_len)
{
void __iomem *reg_base;
size_t i;
reg_base = of_iomap(np, 0);
if (!reg_base)
panic("%s: failed to map registers\n", __func__);
for (i = 0; i < reg_offs_len; ++i) {
void __iomem *reg = reg_base + reg_offs[i];
u32 val;
/* Modify only gate clock registers */
if (reg_offs[i] < GATE_OFF_START || reg_offs[i] > GATE_OFF_END)
continue;
val = readl(reg);
val |= GATE_MANUAL;
val &= ~GATE_ENABLE_HWACG;
writel(val, reg);
}
iounmap(reg_base);
}
/* ---- CMU_TOP ------------------------------------------------------------- */
/* Register Offset definitions for CMU_TOP (0x120e0000) */
#define PLL_LOCKTIME_PLL_MMC 0x0000
#define PLL_LOCKTIME_PLL_SHARED0 0x0004
#define PLL_LOCKTIME_PLL_SHARED1 0x0008
#define PLL_CON0_PLL_MMC 0x0100
#define PLL_CON3_PLL_MMC 0x010c
#define PLL_CON0_PLL_SHARED0 0x0140
#define PLL_CON3_PLL_SHARED0 0x014c
#define PLL_CON0_PLL_SHARED1 0x0180
#define PLL_CON3_PLL_SHARED1 0x018c
#define CLK_CON_MUX_MUX_CLKCMU_CORE_BUS 0x1014
#define CLK_CON_MUX_MUX_CLKCMU_CORE_CCI 0x1018
#define CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD 0x101c
#define CLK_CON_MUX_MUX_CLKCMU_CORE_SSS 0x1020
#define CLK_CON_MUX_MUX_CLKCMU_DPU 0x1034
#define CLK_CON_MUX_MUX_CLKCMU_HSI_BUS 0x103c
#define CLK_CON_MUX_MUX_CLKCMU_HSI_MMC_CARD 0x1040
#define CLK_CON_MUX_MUX_CLKCMU_HSI_USB20DRD 0x1044
#define CLK_CON_MUX_MUX_CLKCMU_PERI_BUS 0x1070
#define CLK_CON_MUX_MUX_CLKCMU_PERI_IP 0x1074
#define CLK_CON_MUX_MUX_CLKCMU_PERI_UART 0x1078
#define CLK_CON_DIV_CLKCMU_CORE_BUS 0x1820
#define CLK_CON_DIV_CLKCMU_CORE_CCI 0x1824
#define CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD 0x1828
#define CLK_CON_DIV_CLKCMU_CORE_SSS 0x182c
#define CLK_CON_DIV_CLKCMU_DPU 0x1840
#define CLK_CON_DIV_CLKCMU_HSI_BUS 0x1848
#define CLK_CON_DIV_CLKCMU_HSI_MMC_CARD 0x184c
#define CLK_CON_DIV_CLKCMU_HSI_USB20DRD 0x1850
#define CLK_CON_DIV_CLKCMU_PERI_BUS 0x187c
#define CLK_CON_DIV_CLKCMU_PERI_IP 0x1880
#define CLK_CON_DIV_CLKCMU_PERI_UART 0x1884
#define CLK_CON_DIV_PLL_SHARED0_DIV2 0x188c
#define CLK_CON_DIV_PLL_SHARED0_DIV3 0x1890
#define CLK_CON_DIV_PLL_SHARED0_DIV4 0x1894
#define CLK_CON_DIV_PLL_SHARED1_DIV2 0x1898
#define CLK_CON_DIV_PLL_SHARED1_DIV3 0x189c
#define CLK_CON_DIV_PLL_SHARED1_DIV4 0x18a0
#define CLK_CON_GAT_GATE_CLKCMU_CORE_BUS 0x201c
#define CLK_CON_GAT_GATE_CLKCMU_CORE_CCI 0x2020
#define CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD 0x2024
#define CLK_CON_GAT_GATE_CLKCMU_CORE_SSS 0x2028
#define CLK_CON_GAT_GATE_CLKCMU_DPU 0x203c
#define CLK_CON_GAT_GATE_CLKCMU_HSI_BUS 0x2044
#define CLK_CON_GAT_GATE_CLKCMU_HSI_MMC_CARD 0x2048
#define CLK_CON_GAT_GATE_CLKCMU_HSI_USB20DRD 0x204c
#define CLK_CON_GAT_GATE_CLKCMU_PERI_BUS 0x2080
#define CLK_CON_GAT_GATE_CLKCMU_PERI_IP 0x2084
#define CLK_CON_GAT_GATE_CLKCMU_PERI_UART 0x2088
static const unsigned long top_clk_regs[] __initconst = {
PLL_LOCKTIME_PLL_MMC,
PLL_LOCKTIME_PLL_SHARED0,
PLL_LOCKTIME_PLL_SHARED1,
PLL_CON0_PLL_MMC,
PLL_CON3_PLL_MMC,
PLL_CON0_PLL_SHARED0,
PLL_CON3_PLL_SHARED0,
PLL_CON0_PLL_SHARED1,
PLL_CON3_PLL_SHARED1,
CLK_CON_MUX_MUX_CLKCMU_CORE_BUS,
CLK_CON_MUX_MUX_CLKCMU_CORE_CCI,
CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD,
CLK_CON_MUX_MUX_CLKCMU_CORE_SSS,
CLK_CON_MUX_MUX_CLKCMU_DPU,
CLK_CON_MUX_MUX_CLKCMU_HSI_BUS,
CLK_CON_MUX_MUX_CLKCMU_HSI_MMC_CARD,
CLK_CON_MUX_MUX_CLKCMU_HSI_USB20DRD,
CLK_CON_MUX_MUX_CLKCMU_PERI_BUS,
CLK_CON_MUX_MUX_CLKCMU_PERI_IP,
CLK_CON_MUX_MUX_CLKCMU_PERI_UART,
CLK_CON_DIV_CLKCMU_CORE_BUS,
CLK_CON_DIV_CLKCMU_CORE_CCI,
CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD,
CLK_CON_DIV_CLKCMU_CORE_SSS,
CLK_CON_DIV_CLKCMU_DPU,
CLK_CON_DIV_CLKCMU_HSI_BUS,
CLK_CON_DIV_CLKCMU_HSI_MMC_CARD,
CLK_CON_DIV_CLKCMU_HSI_USB20DRD,
CLK_CON_DIV_CLKCMU_PERI_BUS,
CLK_CON_DIV_CLKCMU_PERI_IP,
CLK_CON_DIV_CLKCMU_PERI_UART,
CLK_CON_DIV_PLL_SHARED0_DIV2,
CLK_CON_DIV_PLL_SHARED0_DIV3,
CLK_CON_DIV_PLL_SHARED0_DIV4,
CLK_CON_DIV_PLL_SHARED1_DIV2,
CLK_CON_DIV_PLL_SHARED1_DIV3,
CLK_CON_DIV_PLL_SHARED1_DIV4,
CLK_CON_GAT_GATE_CLKCMU_CORE_BUS,
CLK_CON_GAT_GATE_CLKCMU_CORE_CCI,
CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD,
CLK_CON_GAT_GATE_CLKCMU_CORE_SSS,
CLK_CON_GAT_GATE_CLKCMU_DPU,
CLK_CON_GAT_GATE_CLKCMU_HSI_BUS,
CLK_CON_GAT_GATE_CLKCMU_HSI_MMC_CARD,
CLK_CON_GAT_GATE_CLKCMU_HSI_USB20DRD,
CLK_CON_GAT_GATE_CLKCMU_PERI_BUS,
CLK_CON_GAT_GATE_CLKCMU_PERI_IP,
CLK_CON_GAT_GATE_CLKCMU_PERI_UART,
};
/*
* Do not provide PLL tables to core PLLs, as MANUAL_PLL_CTRL bit is not set
* for those PLLs by default, so set_rate operation would fail.
*/
static const struct samsung_pll_clock top_pll_clks[] __initconst = {
/* CMU_TOP_PURECLKCOMP */
PLL(pll_0822x, CLK_FOUT_SHARED0_PLL, "fout_shared0_pll", "oscclk",
PLL_LOCKTIME_PLL_SHARED0, PLL_CON3_PLL_SHARED0,
NULL),
PLL(pll_0822x, CLK_FOUT_SHARED1_PLL, "fout_shared1_pll", "oscclk",
PLL_LOCKTIME_PLL_SHARED1, PLL_CON3_PLL_SHARED1,
NULL),
PLL(pll_0831x, CLK_FOUT_MMC_PLL, "fout_mmc_pll", "oscclk",
PLL_LOCKTIME_PLL_MMC, PLL_CON3_PLL_MMC, NULL),
};
/* List of parent clocks for Muxes in CMU_TOP */
PNAME(mout_shared0_pll_p) = { "oscclk", "fout_shared0_pll" };
PNAME(mout_shared1_pll_p) = { "oscclk", "fout_shared1_pll" };
PNAME(mout_mmc_pll_p) = { "oscclk", "fout_mmc_pll" };
/* List of parent clocks for Muxes in CMU_TOP: for CMU_CORE */
PNAME(mout_core_bus_p) = { "dout_shared1_div2", "dout_shared0_div3",
"dout_shared1_div3", "dout_shared0_div4" };
PNAME(mout_core_cci_p) = { "dout_shared0_div2", "dout_shared1_div2",
"dout_shared0_div3", "dout_shared1_div3" };
PNAME(mout_core_mmc_embd_p) = { "oscclk", "dout_shared0_div2",
"dout_shared1_div2", "dout_shared0_div3",
"dout_shared1_div3", "mout_mmc_pll",
"oscclk", "oscclk" };
PNAME(mout_core_sss_p) = { "dout_shared0_div3", "dout_shared1_div3",
"dout_shared0_div4", "dout_shared1_div4" };
/* List of parent clocks for Muxes in CMU_TOP: for CMU_HSI */
PNAME(mout_hsi_bus_p) = { "dout_shared0_div2", "dout_shared1_div2" };
PNAME(mout_hsi_mmc_card_p) = { "oscclk", "dout_shared0_div2",
"dout_shared1_div2", "dout_shared0_div3",
"dout_shared1_div3", "mout_mmc_pll",
"oscclk", "oscclk" };
PNAME(mout_hsi_usb20drd_p) = { "oscclk", "dout_shared0_div4",
"dout_shared1_div4", "oscclk" };
/* List of parent clocks for Muxes in CMU_TOP: for CMU_PERI */
PNAME(mout_peri_bus_p) = { "dout_shared0_div4", "dout_shared1_div4" };
PNAME(mout_peri_uart_p) = { "oscclk", "dout_shared0_div4",
"dout_shared1_div4", "oscclk" };
PNAME(mout_peri_ip_p) = { "oscclk", "dout_shared0_div4",
"dout_shared1_div4", "oscclk" };
/* List of parent clocks for Muxes in CMU_TOP: for CMU_DPU */
PNAME(mout_dpu_p) = { "dout_shared0_div3", "dout_shared1_div3",
"dout_shared0_div4", "dout_shared1_div4" };
static const struct samsung_mux_clock top_mux_clks[] __initconst = {
/* CMU_TOP_PURECLKCOMP */
MUX(CLK_MOUT_SHARED0_PLL, "mout_shared0_pll", mout_shared0_pll_p,
PLL_CON0_PLL_SHARED0, 4, 1),
MUX(CLK_MOUT_SHARED1_PLL, "mout_shared1_pll", mout_shared1_pll_p,
PLL_CON0_PLL_SHARED1, 4, 1),
MUX(CLK_MOUT_MMC_PLL, "mout_mmc_pll", mout_mmc_pll_p,
PLL_CON0_PLL_MMC, 4, 1),
/* CORE */
MUX(CLK_MOUT_CORE_BUS, "mout_core_bus", mout_core_bus_p,
CLK_CON_MUX_MUX_CLKCMU_CORE_BUS, 0, 2),
MUX(CLK_MOUT_CORE_CCI, "mout_core_cci", mout_core_cci_p,
CLK_CON_MUX_MUX_CLKCMU_CORE_CCI, 0, 2),
MUX(CLK_MOUT_CORE_MMC_EMBD, "mout_core_mmc_embd", mout_core_mmc_embd_p,
CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD, 0, 3),
MUX(CLK_MOUT_CORE_SSS, "mout_core_sss", mout_core_sss_p,
CLK_CON_MUX_MUX_CLKCMU_CORE_SSS, 0, 2),
/* DPU */
MUX(CLK_MOUT_DPU, "mout_dpu", mout_dpu_p,
CLK_CON_MUX_MUX_CLKCMU_DPU, 0, 2),
/* HSI */
MUX(CLK_MOUT_HSI_BUS, "mout_hsi_bus", mout_hsi_bus_p,
CLK_CON_MUX_MUX_CLKCMU_HSI_BUS, 0, 1),
MUX(CLK_MOUT_HSI_MMC_CARD, "mout_hsi_mmc_card", mout_hsi_mmc_card_p,
CLK_CON_MUX_MUX_CLKCMU_HSI_MMC_CARD, 0, 3),
MUX(CLK_MOUT_HSI_USB20DRD, "mout_hsi_usb20drd", mout_hsi_usb20drd_p,
CLK_CON_MUX_MUX_CLKCMU_HSI_USB20DRD, 0, 2),
/* PERI */
MUX(CLK_MOUT_PERI_BUS, "mout_peri_bus", mout_peri_bus_p,
CLK_CON_MUX_MUX_CLKCMU_PERI_BUS, 0, 1),
MUX(CLK_MOUT_PERI_UART, "mout_peri_uart", mout_peri_uart_p,
CLK_CON_MUX_MUX_CLKCMU_PERI_UART, 0, 2),
MUX(CLK_MOUT_PERI_IP, "mout_peri_ip", mout_peri_ip_p,
CLK_CON_MUX_MUX_CLKCMU_PERI_IP, 0, 2),
};
static const struct samsung_div_clock top_div_clks[] __initconst = {
/* CMU_TOP_PURECLKCOMP */
DIV(CLK_DOUT_SHARED0_DIV3, "dout_shared0_div3", "mout_shared0_pll",
CLK_CON_DIV_PLL_SHARED0_DIV3, 0, 2),
DIV(CLK_DOUT_SHARED0_DIV2, "dout_shared0_div2", "mout_shared0_pll",
CLK_CON_DIV_PLL_SHARED0_DIV2, 0, 1),
DIV(CLK_DOUT_SHARED1_DIV3, "dout_shared1_div3", "mout_shared1_pll",
CLK_CON_DIV_PLL_SHARED1_DIV3, 0, 2),
DIV(CLK_DOUT_SHARED1_DIV2, "dout_shared1_div2", "mout_shared1_pll",
CLK_CON_DIV_PLL_SHARED1_DIV2, 0, 1),
DIV(CLK_DOUT_SHARED0_DIV4, "dout_shared0_div4", "dout_shared0_div2",
CLK_CON_DIV_PLL_SHARED0_DIV4, 0, 1),
DIV(CLK_DOUT_SHARED1_DIV4, "dout_shared1_div4", "dout_shared1_div2",
CLK_CON_DIV_PLL_SHARED1_DIV4, 0, 1),
/* CORE */
DIV(CLK_DOUT_CORE_BUS, "dout_core_bus", "gout_core_bus",
CLK_CON_DIV_CLKCMU_CORE_BUS, 0, 4),
DIV(CLK_DOUT_CORE_CCI, "dout_core_cci", "gout_core_cci",
CLK_CON_DIV_CLKCMU_CORE_CCI, 0, 4),
DIV(CLK_DOUT_CORE_MMC_EMBD, "dout_core_mmc_embd", "gout_core_mmc_embd",
CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD, 0, 9),
DIV(CLK_DOUT_CORE_SSS, "dout_core_sss", "gout_core_sss",
CLK_CON_DIV_CLKCMU_CORE_SSS, 0, 4),
/* DPU */
DIV(CLK_DOUT_DPU, "dout_dpu", "gout_dpu",
CLK_CON_DIV_CLKCMU_DPU, 0, 4),
/* HSI */
DIV(CLK_DOUT_HSI_BUS, "dout_hsi_bus", "gout_hsi_bus",
CLK_CON_DIV_CLKCMU_HSI_BUS, 0, 4),
DIV(CLK_DOUT_HSI_MMC_CARD, "dout_hsi_mmc_card", "gout_hsi_mmc_card",
CLK_CON_DIV_CLKCMU_HSI_MMC_CARD, 0, 9),
DIV(CLK_DOUT_HSI_USB20DRD, "dout_hsi_usb20drd", "gout_hsi_usb20drd",
CLK_CON_DIV_CLKCMU_HSI_USB20DRD, 0, 4),
/* PERI */
DIV(CLK_DOUT_PERI_BUS, "dout_peri_bus", "gout_peri_bus",
CLK_CON_DIV_CLKCMU_PERI_BUS, 0, 4),
DIV(CLK_DOUT_PERI_UART, "dout_peri_uart", "gout_peri_uart",
CLK_CON_DIV_CLKCMU_PERI_UART, 0, 4),
DIV(CLK_DOUT_PERI_IP, "dout_peri_ip", "gout_peri_ip",
CLK_CON_DIV_CLKCMU_PERI_IP, 0, 4),
};
static const struct samsung_gate_clock top_gate_clks[] __initconst = {
/* CORE */
GATE(CLK_GOUT_CORE_BUS, "gout_core_bus", "mout_core_bus",
CLK_CON_GAT_GATE_CLKCMU_CORE_BUS, 21, 0, 0),
GATE(CLK_GOUT_CORE_CCI, "gout_core_cci", "mout_core_cci",
CLK_CON_GAT_GATE_CLKCMU_CORE_CCI, 21, 0, 0),
GATE(CLK_GOUT_CORE_MMC_EMBD, "gout_core_mmc_embd", "mout_core_mmc_embd",
CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD, 21, 0, 0),
GATE(CLK_GOUT_CORE_SSS, "gout_core_sss", "mout_core_sss",
CLK_CON_GAT_GATE_CLKCMU_CORE_SSS, 21, 0, 0),
/* DPU */
GATE(CLK_GOUT_DPU, "gout_dpu", "mout_dpu",
CLK_CON_GAT_GATE_CLKCMU_DPU, 21, 0, 0),
/* HSI */
GATE(CLK_GOUT_HSI_BUS, "gout_hsi_bus", "mout_hsi_bus",
CLK_CON_GAT_GATE_CLKCMU_HSI_BUS, 21, 0, 0),
GATE(CLK_GOUT_HSI_MMC_CARD, "gout_hsi_mmc_card", "mout_hsi_mmc_card",
CLK_CON_GAT_GATE_CLKCMU_HSI_MMC_CARD, 21, 0, 0),
GATE(CLK_GOUT_HSI_USB20DRD, "gout_hsi_usb20drd", "mout_hsi_usb20drd",
CLK_CON_GAT_GATE_CLKCMU_HSI_USB20DRD, 21, 0, 0),
/* PERI */
GATE(CLK_GOUT_PERI_BUS, "gout_peri_bus", "mout_peri_bus",
CLK_CON_GAT_GATE_CLKCMU_PERI_BUS, 21, 0, 0),
GATE(CLK_GOUT_PERI_UART, "gout_peri_uart", "mout_peri_uart",
CLK_CON_GAT_GATE_CLKCMU_PERI_UART, 21, 0, 0),
GATE(CLK_GOUT_PERI_IP, "gout_peri_ip", "mout_peri_ip",
CLK_CON_GAT_GATE_CLKCMU_PERI_IP, 21, 0, 0),
};
static const struct samsung_cmu_info top_cmu_info __initconst = {
.pll_clks = top_pll_clks,
.nr_pll_clks = ARRAY_SIZE(top_pll_clks),
.mux_clks = top_mux_clks,
.nr_mux_clks = ARRAY_SIZE(top_mux_clks),
.div_clks = top_div_clks,
.nr_div_clks = ARRAY_SIZE(top_div_clks),
.gate_clks = top_gate_clks,
.nr_gate_clks = ARRAY_SIZE(top_gate_clks),
.nr_clk_ids = TOP_NR_CLK,
.clk_regs = top_clk_regs,
.nr_clk_regs = ARRAY_SIZE(top_clk_regs),
};
static void __init exynos850_cmu_top_init(struct device_node *np)
{
exynos850_init_clocks(np, top_clk_regs, ARRAY_SIZE(top_clk_regs));
samsung_cmu_register_one(np, &top_cmu_info);
}
CLK_OF_DECLARE(exynos850_cmu_top, "samsung,exynos850-cmu-top",
exynos850_cmu_top_init);
/* ---- CMU_HSI ------------------------------------------------------------- */
/* Register Offset definitions for CMU_HSI (0x13400000) */
#define PLL_CON0_MUX_CLKCMU_HSI_BUS_USER 0x0600
#define PLL_CON0_MUX_CLKCMU_HSI_MMC_CARD_USER 0x0610
#define PLL_CON0_MUX_CLKCMU_HSI_USB20DRD_USER 0x0620
#define CLK_CON_MUX_MUX_CLK_HSI_RTC 0x1000
#define CLK_CON_GAT_HSI_USB20DRD_TOP_I_RTC_CLK__ALV 0x2008
#define CLK_CON_GAT_HSI_USB20DRD_TOP_I_REF_CLK_50 0x200c
#define CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26 0x2010
#define CLK_CON_GAT_GOUT_HSI_GPIO_HSI_PCLK 0x2018
#define CLK_CON_GAT_GOUT_HSI_MMC_CARD_I_ACLK 0x2024
#define CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN 0x2028
#define CLK_CON_GAT_GOUT_HSI_SYSREG_HSI_PCLK 0x2038
#define CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20 0x203c
#define CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY 0x2040
static const unsigned long hsi_clk_regs[] __initconst = {
PLL_CON0_MUX_CLKCMU_HSI_BUS_USER,
PLL_CON0_MUX_CLKCMU_HSI_MMC_CARD_USER,
PLL_CON0_MUX_CLKCMU_HSI_USB20DRD_USER,
CLK_CON_MUX_MUX_CLK_HSI_RTC,
CLK_CON_GAT_HSI_USB20DRD_TOP_I_RTC_CLK__ALV,
CLK_CON_GAT_HSI_USB20DRD_TOP_I_REF_CLK_50,
CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26,
CLK_CON_GAT_GOUT_HSI_GPIO_HSI_PCLK,
CLK_CON_GAT_GOUT_HSI_MMC_CARD_I_ACLK,
CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN,
CLK_CON_GAT_GOUT_HSI_SYSREG_HSI_PCLK,
CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20,
CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY,
};
/* List of parent clocks for Muxes in CMU_PERI */
PNAME(mout_hsi_bus_user_p) = { "oscclk", "dout_hsi_bus" };
PNAME(mout_hsi_mmc_card_user_p) = { "oscclk", "dout_hsi_mmc_card" };
PNAME(mout_hsi_usb20drd_user_p) = { "oscclk", "dout_hsi_usb20drd" };
PNAME(mout_hsi_rtc_p) = { "rtcclk", "oscclk" };
static const struct samsung_mux_clock hsi_mux_clks[] __initconst = {
MUX(CLK_MOUT_HSI_BUS_USER, "mout_hsi_bus_user", mout_hsi_bus_user_p,
PLL_CON0_MUX_CLKCMU_HSI_BUS_USER, 4, 1),
MUX_F(CLK_MOUT_HSI_MMC_CARD_USER, "mout_hsi_mmc_card_user",
mout_hsi_mmc_card_user_p, PLL_CON0_MUX_CLKCMU_HSI_MMC_CARD_USER,
4, 1, CLK_SET_RATE_PARENT, 0),
MUX(CLK_MOUT_HSI_USB20DRD_USER, "mout_hsi_usb20drd_user",
mout_hsi_usb20drd_user_p, PLL_CON0_MUX_CLKCMU_HSI_USB20DRD_USER,
4, 1),
MUX(CLK_MOUT_HSI_RTC, "mout_hsi_rtc", mout_hsi_rtc_p,
CLK_CON_MUX_MUX_CLK_HSI_RTC, 0, 1),
};
static const struct samsung_gate_clock hsi_gate_clks[] __initconst = {
GATE(CLK_GOUT_USB_RTC_CLK, "gout_usb_rtc", "mout_hsi_rtc",
CLK_CON_GAT_HSI_USB20DRD_TOP_I_RTC_CLK__ALV, 21, 0, 0),
GATE(CLK_GOUT_USB_REF_CLK, "gout_usb_ref", "mout_hsi_usb20drd_user",
CLK_CON_GAT_HSI_USB20DRD_TOP_I_REF_CLK_50, 21, 0, 0),
GATE(CLK_GOUT_USB_PHY_REF_CLK, "gout_usb_phy_ref", "oscclk",
CLK_CON_GAT_HSI_USB20DRD_TOP_I_PHY_REFCLK_26, 21, 0, 0),
GATE(CLK_GOUT_GPIO_HSI_PCLK, "gout_gpio_hsi_pclk", "mout_hsi_bus_user",
CLK_CON_GAT_GOUT_HSI_GPIO_HSI_PCLK, 21, 0, 0),
GATE(CLK_GOUT_MMC_CARD_ACLK, "gout_mmc_card_aclk", "mout_hsi_bus_user",
CLK_CON_GAT_GOUT_HSI_MMC_CARD_I_ACLK, 21, 0, 0),
GATE(CLK_GOUT_MMC_CARD_SDCLKIN, "gout_mmc_card_sdclkin",
"mout_hsi_mmc_card_user",
CLK_CON_GAT_GOUT_HSI_MMC_CARD_SDCLKIN, 21, CLK_SET_RATE_PARENT, 0),
GATE(CLK_GOUT_SYSREG_HSI_PCLK, "gout_sysreg_hsi_pclk",
"mout_hsi_bus_user",
CLK_CON_GAT_GOUT_HSI_SYSREG_HSI_PCLK, 21, 0, 0),
GATE(CLK_GOUT_USB_PHY_ACLK, "gout_usb_phy_aclk", "mout_hsi_bus_user",
CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_ACLK_PHYCTRL_20, 21, 0, 0),
GATE(CLK_GOUT_USB_BUS_EARLY_CLK, "gout_usb_bus_early",
"mout_hsi_bus_user",
CLK_CON_GAT_GOUT_HSI_USB20DRD_TOP_BUS_CLK_EARLY, 21, 0, 0),
};
static const struct samsung_cmu_info hsi_cmu_info __initconst = {
.mux_clks = hsi_mux_clks,
.nr_mux_clks = ARRAY_SIZE(hsi_mux_clks),
.gate_clks = hsi_gate_clks,
.nr_gate_clks = ARRAY_SIZE(hsi_gate_clks),
.nr_clk_ids = HSI_NR_CLK,
.clk_regs = hsi_clk_regs,
.nr_clk_regs = ARRAY_SIZE(hsi_clk_regs),
.clk_name = "dout_hsi_bus",
};
/* ---- CMU_PERI ------------------------------------------------------------ */
/* Register Offset definitions for CMU_PERI (0x10030000) */
#define PLL_CON0_MUX_CLKCMU_PERI_BUS_USER 0x0600
#define PLL_CON0_MUX_CLKCMU_PERI_HSI2C_USER 0x0610
#define PLL_CON0_MUX_CLKCMU_PERI_SPI_USER 0x0620
#define PLL_CON0_MUX_CLKCMU_PERI_UART_USER 0x0630
#define CLK_CON_DIV_DIV_CLK_PERI_HSI2C_0 0x1800
#define CLK_CON_DIV_DIV_CLK_PERI_HSI2C_1 0x1804
#define CLK_CON_DIV_DIV_CLK_PERI_HSI2C_2 0x1808
#define CLK_CON_DIV_DIV_CLK_PERI_SPI_0 0x180c
#define CLK_CON_GAT_GATE_CLK_PERI_HSI2C_0 0x200c
#define CLK_CON_GAT_GATE_CLK_PERI_HSI2C_1 0x2010
#define CLK_CON_GAT_GATE_CLK_PERI_HSI2C_2 0x2014
#define CLK_CON_GAT_GOUT_PERI_GPIO_PERI_PCLK 0x2020
#define CLK_CON_GAT_GOUT_PERI_HSI2C_0_IPCLK 0x2024
#define CLK_CON_GAT_GOUT_PERI_HSI2C_0_PCLK 0x2028
#define CLK_CON_GAT_GOUT_PERI_HSI2C_1_IPCLK 0x202c
#define CLK_CON_GAT_GOUT_PERI_HSI2C_1_PCLK 0x2030
#define CLK_CON_GAT_GOUT_PERI_HSI2C_2_IPCLK 0x2034
#define CLK_CON_GAT_GOUT_PERI_HSI2C_2_PCLK 0x2038
#define CLK_CON_GAT_GOUT_PERI_I2C_0_PCLK 0x203c
#define CLK_CON_GAT_GOUT_PERI_I2C_1_PCLK 0x2040
#define CLK_CON_GAT_GOUT_PERI_I2C_2_PCLK 0x2044
#define CLK_CON_GAT_GOUT_PERI_I2C_3_PCLK 0x2048
#define CLK_CON_GAT_GOUT_PERI_I2C_4_PCLK 0x204c
#define CLK_CON_GAT_GOUT_PERI_I2C_5_PCLK 0x2050
#define CLK_CON_GAT_GOUT_PERI_I2C_6_PCLK 0x2054
#define CLK_CON_GAT_GOUT_PERI_MCT_PCLK 0x205c
#define CLK_CON_GAT_GOUT_PERI_PWM_MOTOR_PCLK 0x2064
#define CLK_CON_GAT_GOUT_PERI_SPI_0_IPCLK 0x209c
#define CLK_CON_GAT_GOUT_PERI_SPI_0_PCLK 0x20a0
#define CLK_CON_GAT_GOUT_PERI_SYSREG_PERI_PCLK 0x20a4
#define CLK_CON_GAT_GOUT_PERI_UART_IPCLK 0x20a8
#define CLK_CON_GAT_GOUT_PERI_UART_PCLK 0x20ac
#define CLK_CON_GAT_GOUT_PERI_WDT_0_PCLK 0x20b0
#define CLK_CON_GAT_GOUT_PERI_WDT_1_PCLK 0x20b4
static const unsigned long peri_clk_regs[] __initconst = {
PLL_CON0_MUX_CLKCMU_PERI_BUS_USER,
PLL_CON0_MUX_CLKCMU_PERI_HSI2C_USER,
PLL_CON0_MUX_CLKCMU_PERI_SPI_USER,
PLL_CON0_MUX_CLKCMU_PERI_UART_USER,
CLK_CON_DIV_DIV_CLK_PERI_HSI2C_0,
CLK_CON_DIV_DIV_CLK_PERI_HSI2C_1,
CLK_CON_DIV_DIV_CLK_PERI_HSI2C_2,
CLK_CON_DIV_DIV_CLK_PERI_SPI_0,
CLK_CON_GAT_GATE_CLK_PERI_HSI2C_0,
CLK_CON_GAT_GATE_CLK_PERI_HSI2C_1,
CLK_CON_GAT_GATE_CLK_PERI_HSI2C_2,
CLK_CON_GAT_GOUT_PERI_GPIO_PERI_PCLK,
CLK_CON_GAT_GOUT_PERI_HSI2C_0_IPCLK,
CLK_CON_GAT_GOUT_PERI_HSI2C_0_PCLK,
CLK_CON_GAT_GOUT_PERI_HSI2C_1_IPCLK,
CLK_CON_GAT_GOUT_PERI_HSI2C_1_PCLK,
CLK_CON_GAT_GOUT_PERI_HSI2C_2_IPCLK,
CLK_CON_GAT_GOUT_PERI_HSI2C_2_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_0_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_1_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_2_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_3_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_4_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_5_PCLK,
CLK_CON_GAT_GOUT_PERI_I2C_6_PCLK,
CLK_CON_GAT_GOUT_PERI_MCT_PCLK,
CLK_CON_GAT_GOUT_PERI_PWM_MOTOR_PCLK,
CLK_CON_GAT_GOUT_PERI_SPI_0_IPCLK,
CLK_CON_GAT_GOUT_PERI_SPI_0_PCLK,
CLK_CON_GAT_GOUT_PERI_SYSREG_PERI_PCLK,
CLK_CON_GAT_GOUT_PERI_UART_IPCLK,
CLK_CON_GAT_GOUT_PERI_UART_PCLK,
CLK_CON_GAT_GOUT_PERI_WDT_0_PCLK,
CLK_CON_GAT_GOUT_PERI_WDT_1_PCLK,
};
/* List of parent clocks for Muxes in CMU_PERI */
PNAME(mout_peri_bus_user_p) = { "oscclk", "dout_peri_bus" };
PNAME(mout_peri_uart_user_p) = { "oscclk", "dout_peri_uart" };
PNAME(mout_peri_hsi2c_user_p) = { "oscclk", "dout_peri_ip" };
PNAME(mout_peri_spi_user_p) = { "oscclk", "dout_peri_ip" };
static const struct samsung_mux_clock peri_mux_clks[] __initconst = {
MUX(CLK_MOUT_PERI_BUS_USER, "mout_peri_bus_user", mout_peri_bus_user_p,
PLL_CON0_MUX_CLKCMU_PERI_BUS_USER, 4, 1),
MUX(CLK_MOUT_PERI_UART_USER, "mout_peri_uart_user",
mout_peri_uart_user_p, PLL_CON0_MUX_CLKCMU_PERI_UART_USER, 4, 1),
MUX(CLK_MOUT_PERI_HSI2C_USER, "mout_peri_hsi2c_user",
mout_peri_hsi2c_user_p, PLL_CON0_MUX_CLKCMU_PERI_HSI2C_USER, 4, 1),
MUX(CLK_MOUT_PERI_SPI_USER, "mout_peri_spi_user", mout_peri_spi_user_p,
PLL_CON0_MUX_CLKCMU_PERI_SPI_USER, 4, 1),
};
static const struct samsung_div_clock peri_div_clks[] __initconst = {
DIV(CLK_DOUT_PERI_HSI2C0, "dout_peri_hsi2c0", "gout_peri_hsi2c0",
CLK_CON_DIV_DIV_CLK_PERI_HSI2C_0, 0, 5),
DIV(CLK_DOUT_PERI_HSI2C1, "dout_peri_hsi2c1", "gout_peri_hsi2c1",
CLK_CON_DIV_DIV_CLK_PERI_HSI2C_1, 0, 5),
DIV(CLK_DOUT_PERI_HSI2C2, "dout_peri_hsi2c2", "gout_peri_hsi2c2",
CLK_CON_DIV_DIV_CLK_PERI_HSI2C_2, 0, 5),
DIV(CLK_DOUT_PERI_SPI0, "dout_peri_spi0", "mout_peri_spi_user",
CLK_CON_DIV_DIV_CLK_PERI_SPI_0, 0, 5),
};
static const struct samsung_gate_clock peri_gate_clks[] __initconst = {
GATE(CLK_GOUT_PERI_HSI2C0, "gout_peri_hsi2c0", "mout_peri_hsi2c_user",
CLK_CON_GAT_GATE_CLK_PERI_HSI2C_0, 21, 0, 0),
GATE(CLK_GOUT_PERI_HSI2C1, "gout_peri_hsi2c1", "mout_peri_hsi2c_user",
CLK_CON_GAT_GATE_CLK_PERI_HSI2C_1, 21, 0, 0),
GATE(CLK_GOUT_PERI_HSI2C2, "gout_peri_hsi2c2", "mout_peri_hsi2c_user",
CLK_CON_GAT_GATE_CLK_PERI_HSI2C_2, 21, 0, 0),
GATE(CLK_GOUT_HSI2C0_IPCLK, "gout_hsi2c0_ipclk", "dout_peri_hsi2c0",
CLK_CON_GAT_GOUT_PERI_HSI2C_0_IPCLK, 21, 0, 0),
GATE(CLK_GOUT_HSI2C0_PCLK, "gout_hsi2c0_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_HSI2C_0_PCLK, 21, 0, 0),
GATE(CLK_GOUT_HSI2C1_IPCLK, "gout_hsi2c1_ipclk", "dout_peri_hsi2c1",
CLK_CON_GAT_GOUT_PERI_HSI2C_1_IPCLK, 21, 0, 0),
GATE(CLK_GOUT_HSI2C1_PCLK, "gout_hsi2c1_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_HSI2C_1_PCLK, 21, 0, 0),
GATE(CLK_GOUT_HSI2C2_IPCLK, "gout_hsi2c2_ipclk", "dout_peri_hsi2c2",
CLK_CON_GAT_GOUT_PERI_HSI2C_2_IPCLK, 21, 0, 0),
GATE(CLK_GOUT_HSI2C2_PCLK, "gout_hsi2c2_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_HSI2C_2_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C0_PCLK, "gout_i2c0_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_0_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C1_PCLK, "gout_i2c1_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_1_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C2_PCLK, "gout_i2c2_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_2_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C3_PCLK, "gout_i2c3_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_3_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C4_PCLK, "gout_i2c4_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_4_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C5_PCLK, "gout_i2c5_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_5_PCLK, 21, 0, 0),
GATE(CLK_GOUT_I2C6_PCLK, "gout_i2c6_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_I2C_6_PCLK, 21, 0, 0),
GATE(CLK_GOUT_MCT_PCLK, "gout_mct_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_MCT_PCLK, 21, 0, 0),
GATE(CLK_GOUT_PWM_MOTOR_PCLK, "gout_pwm_motor_pclk",
"mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_PWM_MOTOR_PCLK, 21, 0, 0),
GATE(CLK_GOUT_SPI0_IPCLK, "gout_spi0_ipclk", "dout_peri_spi0",
CLK_CON_GAT_GOUT_PERI_SPI_0_IPCLK, 21, 0, 0),
GATE(CLK_GOUT_SPI0_PCLK, "gout_spi0_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_SPI_0_PCLK, 21, 0, 0),
GATE(CLK_GOUT_SYSREG_PERI_PCLK, "gout_sysreg_peri_pclk",
"mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_SYSREG_PERI_PCLK, 21, 0, 0),
GATE(CLK_GOUT_UART_IPCLK, "gout_uart_ipclk", "mout_peri_uart_user",
CLK_CON_GAT_GOUT_PERI_UART_IPCLK, 21, 0, 0),
GATE(CLK_GOUT_UART_PCLK, "gout_uart_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_UART_PCLK, 21, 0, 0),
GATE(CLK_GOUT_WDT0_PCLK, "gout_wdt0_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_WDT_0_PCLK, 21, 0, 0),
GATE(CLK_GOUT_WDT1_PCLK, "gout_wdt1_pclk", "mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_WDT_1_PCLK, 21, 0, 0),
GATE(CLK_GOUT_GPIO_PERI_PCLK, "gout_gpio_peri_pclk",
"mout_peri_bus_user",
CLK_CON_GAT_GOUT_PERI_GPIO_PERI_PCLK, 21, 0, 0),
};
static const struct samsung_cmu_info peri_cmu_info __initconst = {
.mux_clks = peri_mux_clks,
.nr_mux_clks = ARRAY_SIZE(peri_mux_clks),
.div_clks = peri_div_clks,
.nr_div_clks = ARRAY_SIZE(peri_div_clks),
.gate_clks = peri_gate_clks,
.nr_gate_clks = ARRAY_SIZE(peri_gate_clks),
.nr_clk_ids = PERI_NR_CLK,
.clk_regs = peri_clk_regs,
.nr_clk_regs = ARRAY_SIZE(peri_clk_regs),
.clk_name = "dout_peri_bus",
};
/* ---- CMU_CORE ------------------------------------------------------------ */
/* Register Offset definitions for CMU_CORE (0x12000000) */
#define PLL_CON0_MUX_CLKCMU_CORE_BUS_USER 0x0600
#define PLL_CON0_MUX_CLKCMU_CORE_CCI_USER 0x0610
#define PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER 0x0620
#define PLL_CON0_MUX_CLKCMU_CORE_SSS_USER 0x0630
#define CLK_CON_MUX_MUX_CLK_CORE_GIC 0x1000
#define CLK_CON_DIV_DIV_CLK_CORE_BUSP 0x1800
#define CLK_CON_GAT_GOUT_CORE_CCI_550_ACLK 0x2038
#define CLK_CON_GAT_GOUT_CORE_GIC_CLK 0x2040
#define CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK 0x20e8
#define CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN 0x20ec
#define CLK_CON_GAT_GOUT_CORE_SSS_I_ACLK 0x2128
#define CLK_CON_GAT_GOUT_CORE_SSS_I_PCLK 0x212c
static const unsigned long core_clk_regs[] __initconst = {
PLL_CON0_MUX_CLKCMU_CORE_BUS_USER,
PLL_CON0_MUX_CLKCMU_CORE_CCI_USER,
PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER,
PLL_CON0_MUX_CLKCMU_CORE_SSS_USER,
CLK_CON_MUX_MUX_CLK_CORE_GIC,
CLK_CON_DIV_DIV_CLK_CORE_BUSP,
CLK_CON_GAT_GOUT_CORE_CCI_550_ACLK,
CLK_CON_GAT_GOUT_CORE_GIC_CLK,
CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK,
CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN,
CLK_CON_GAT_GOUT_CORE_SSS_I_ACLK,
CLK_CON_GAT_GOUT_CORE_SSS_I_PCLK,
};
/* List of parent clocks for Muxes in CMU_CORE */
PNAME(mout_core_bus_user_p) = { "oscclk", "dout_core_bus" };
PNAME(mout_core_cci_user_p) = { "oscclk", "dout_core_cci" };
PNAME(mout_core_mmc_embd_user_p) = { "oscclk", "dout_core_mmc_embd" };
PNAME(mout_core_sss_user_p) = { "oscclk", "dout_core_sss" };
PNAME(mout_core_gic_p) = { "dout_core_busp", "oscclk" };
static const struct samsung_mux_clock core_mux_clks[] __initconst = {
MUX(CLK_MOUT_CORE_BUS_USER, "mout_core_bus_user", mout_core_bus_user_p,
PLL_CON0_MUX_CLKCMU_CORE_BUS_USER, 4, 1),
MUX(CLK_MOUT_CORE_CCI_USER, "mout_core_cci_user", mout_core_cci_user_p,
PLL_CON0_MUX_CLKCMU_CORE_CCI_USER, 4, 1),
MUX_F(CLK_MOUT_CORE_MMC_EMBD_USER, "mout_core_mmc_embd_user",
mout_core_mmc_embd_user_p, PLL_CON0_MUX_CLKCMU_CORE_MMC_EMBD_USER,
4, 1, CLK_SET_RATE_PARENT, 0),
MUX(CLK_MOUT_CORE_SSS_USER, "mout_core_sss_user", mout_core_sss_user_p,
PLL_CON0_MUX_CLKCMU_CORE_SSS_USER, 4, 1),
MUX(CLK_MOUT_CORE_GIC, "mout_core_gic", mout_core_gic_p,
CLK_CON_MUX_MUX_CLK_CORE_GIC, 0, 1),
};
static const struct samsung_div_clock core_div_clks[] __initconst = {
DIV(CLK_DOUT_CORE_BUSP, "dout_core_busp", "mout_core_bus_user",
CLK_CON_DIV_DIV_CLK_CORE_BUSP, 0, 2),
};
static const struct samsung_gate_clock core_gate_clks[] __initconst = {
GATE(CLK_GOUT_CCI_ACLK, "gout_cci_aclk", "mout_core_cci_user",
CLK_CON_GAT_GOUT_CORE_CCI_550_ACLK, 21, 0, 0),
GATE(CLK_GOUT_GIC_CLK, "gout_gic_clk", "mout_core_gic",
CLK_CON_GAT_GOUT_CORE_GIC_CLK, 21, 0, 0),
GATE(CLK_GOUT_MMC_EMBD_ACLK, "gout_mmc_embd_aclk", "dout_core_busp",
CLK_CON_GAT_GOUT_CORE_MMC_EMBD_I_ACLK, 21, 0, 0),
GATE(CLK_GOUT_MMC_EMBD_SDCLKIN, "gout_mmc_embd_sdclkin",
"mout_core_mmc_embd_user", CLK_CON_GAT_GOUT_CORE_MMC_EMBD_SDCLKIN,
21, CLK_SET_RATE_PARENT, 0),
GATE(CLK_GOUT_SSS_ACLK, "gout_sss_aclk", "mout_core_sss_user",
CLK_CON_GAT_GOUT_CORE_SSS_I_ACLK, 21, 0, 0),
GATE(CLK_GOUT_SSS_PCLK, "gout_sss_pclk", "dout_core_busp",
CLK_CON_GAT_GOUT_CORE_SSS_I_PCLK, 21, 0, 0),
};
static const struct samsung_cmu_info core_cmu_info __initconst = {
.mux_clks = core_mux_clks,
.nr_mux_clks = ARRAY_SIZE(core_mux_clks),
.div_clks = core_div_clks,
.nr_div_clks = ARRAY_SIZE(core_div_clks),
.gate_clks = core_gate_clks,
.nr_gate_clks = ARRAY_SIZE(core_gate_clks),
.nr_clk_ids = CORE_NR_CLK,
.clk_regs = core_clk_regs,
.nr_clk_regs = ARRAY_SIZE(core_clk_regs),
.clk_name = "dout_core_bus",
};
/* ---- CMU_DPU ------------------------------------------------------------- */
/* Register Offset definitions for CMU_DPU (0x13000000) */
#define PLL_CON0_MUX_CLKCMU_DPU_USER 0x0600
#define CLK_CON_DIV_DIV_CLK_DPU_BUSP 0x1800
#define CLK_CON_GAT_CLK_DPU_CMU_DPU_PCLK 0x2004
#define CLK_CON_GAT_GOUT_DPU_ACLK_DECON0 0x2010
#define CLK_CON_GAT_GOUT_DPU_ACLK_DMA 0x2014
#define CLK_CON_GAT_GOUT_DPU_ACLK_DPP 0x2018
#define CLK_CON_GAT_GOUT_DPU_PPMU_ACLK 0x2028
#define CLK_CON_GAT_GOUT_DPU_PPMU_PCLK 0x202c
#define CLK_CON_GAT_GOUT_DPU_SMMU_CLK 0x2038
#define CLK_CON_GAT_GOUT_DPU_SYSREG_PCLK 0x203c
static const unsigned long dpu_clk_regs[] __initconst = {
PLL_CON0_MUX_CLKCMU_DPU_USER,
CLK_CON_DIV_DIV_CLK_DPU_BUSP,
CLK_CON_GAT_CLK_DPU_CMU_DPU_PCLK,
CLK_CON_GAT_GOUT_DPU_ACLK_DECON0,
CLK_CON_GAT_GOUT_DPU_ACLK_DMA,
CLK_CON_GAT_GOUT_DPU_ACLK_DPP,
CLK_CON_GAT_GOUT_DPU_PPMU_ACLK,
CLK_CON_GAT_GOUT_DPU_PPMU_PCLK,
CLK_CON_GAT_GOUT_DPU_SMMU_CLK,
CLK_CON_GAT_GOUT_DPU_SYSREG_PCLK,
};
/* List of parent clocks for Muxes in CMU_CORE */
PNAME(mout_dpu_user_p) = { "oscclk", "dout_dpu" };
static const struct samsung_mux_clock dpu_mux_clks[] __initconst = {
MUX(CLK_MOUT_DPU_USER, "mout_dpu_user", mout_dpu_user_p,
PLL_CON0_MUX_CLKCMU_DPU_USER, 4, 1),
};
static const struct samsung_div_clock dpu_div_clks[] __initconst = {
DIV(CLK_DOUT_DPU_BUSP, "dout_dpu_busp", "mout_dpu_user",
CLK_CON_DIV_DIV_CLK_DPU_BUSP, 0, 3),
};
static const struct samsung_gate_clock dpu_gate_clks[] __initconst = {
GATE(CLK_GOUT_DPU_CMU_DPU_PCLK, "gout_dpu_cmu_dpu_pclk",
"dout_dpu_busp", CLK_CON_GAT_CLK_DPU_CMU_DPU_PCLK, 21, 0, 0),
GATE(CLK_GOUT_DPU_DECON0_ACLK, "gout_dpu_decon0_aclk", "mout_dpu_user",
CLK_CON_GAT_GOUT_DPU_ACLK_DECON0, 21, 0, 0),
GATE(CLK_GOUT_DPU_DMA_ACLK, "gout_dpu_dma_aclk", "mout_dpu_user",
CLK_CON_GAT_GOUT_DPU_ACLK_DMA, 21, 0, 0),
GATE(CLK_GOUT_DPU_DPP_ACLK, "gout_dpu_dpp_aclk", "mout_dpu_user",
CLK_CON_GAT_GOUT_DPU_ACLK_DPP, 21, 0, 0),
GATE(CLK_GOUT_DPU_PPMU_ACLK, "gout_dpu_ppmu_aclk", "mout_dpu_user",
CLK_CON_GAT_GOUT_DPU_PPMU_ACLK, 21, 0, 0),
GATE(CLK_GOUT_DPU_PPMU_PCLK, "gout_dpu_ppmu_pclk", "dout_dpu_busp",
CLK_CON_GAT_GOUT_DPU_PPMU_PCLK, 21, 0, 0),
GATE(CLK_GOUT_DPU_SMMU_CLK, "gout_dpu_smmu_clk", "mout_dpu_user",
CLK_CON_GAT_GOUT_DPU_SMMU_CLK, 21, 0, 0),
GATE(CLK_GOUT_DPU_SYSREG_PCLK, "gout_dpu_sysreg_pclk", "dout_dpu_busp",
CLK_CON_GAT_GOUT_DPU_SYSREG_PCLK, 21, 0, 0),
};
static const struct samsung_cmu_info dpu_cmu_info __initconst = {
.mux_clks = dpu_mux_clks,
.nr_mux_clks = ARRAY_SIZE(dpu_mux_clks),
.div_clks = dpu_div_clks,
.nr_div_clks = ARRAY_SIZE(dpu_div_clks),
.gate_clks = dpu_gate_clks,
.nr_gate_clks = ARRAY_SIZE(dpu_gate_clks),
.nr_clk_ids = DPU_NR_CLK,
.clk_regs = dpu_clk_regs,
.nr_clk_regs = ARRAY_SIZE(dpu_clk_regs),
.clk_name = "dout_dpu",
};
/* ---- platform_driver ----------------------------------------------------- */
static int __init exynos850_cmu_probe(struct platform_device *pdev)
{
const struct samsung_cmu_info *info;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
info = of_device_get_match_data(dev);
exynos850_init_clocks(np, info->clk_regs, info->nr_clk_regs);
samsung_cmu_register_one(np, info);
/* Keep bus clock running, so it's possible to access CMU registers */
if (info->clk_name) {
struct clk *bus_clk;
bus_clk = clk_get(dev, info->clk_name);
if (IS_ERR(bus_clk)) {
pr_err("%s: could not find bus clock %s; err = %ld\n",
__func__, info->clk_name, PTR_ERR(bus_clk));
} else {
clk_prepare_enable(bus_clk);
}
}
return 0;
}
/* CMUs which belong to Power Domains and need runtime PM to be implemented */
static const struct of_device_id exynos850_cmu_of_match[] = {
{
.compatible = "samsung,exynos850-cmu-hsi",
.data = &hsi_cmu_info,
}, {
.compatible = "samsung,exynos850-cmu-peri",
.data = &peri_cmu_info,
}, {
.compatible = "samsung,exynos850-cmu-core",
.data = &core_cmu_info,
}, {
.compatible = "samsung,exynos850-cmu-dpu",
.data = &dpu_cmu_info,
}, {
},
};
static struct platform_driver exynos850_cmu_driver __refdata = {
.driver = {
.name = "exynos850-cmu",
.of_match_table = exynos850_cmu_of_match,
.suppress_bind_attrs = true,
},
.probe = exynos850_cmu_probe,
};
static int __init exynos850_cmu_init(void)
{
return platform_driver_register(&exynos850_cmu_driver);
}
core_initcall(exynos850_cmu_init);
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