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openwrtv4/target/linux/mediatek/patches/0061-arm-mediatek-add-mt7623-clock.patch

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mediatek: add support for the new MT7623 Arm SoC the support is still WIP. next steps are to make the pmic and ethernet work. this is the first commit to make sure nothing gets lost. Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 47354
2015-11-02 10:18:50 +00:00
From 7342787e992a70443081b9203d2131cbf6bc3562 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 27 Jun 2015 13:12:38 +0200
Subject: [PATCH 61/76] arm: mediatek: add mt7623 clock
Signed-off-by: John Crispin <blogic@openwrt.org>
---
drivers/clk/mediatek/Makefile | 1 +
drivers/clk/mediatek/clk-mt7623.c | 634 ++++++++++++++++++++++++++++++++
include/dt-bindings/clock/mt7623-clk.h | 173 +++++++++
3 files changed, 808 insertions(+)
create mode 100644 drivers/clk/mediatek/clk-mt7623.c
create mode 100644 include/dt-bindings/clock/mt7623-clk.h
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -1,4 +1,5 @@
obj-y += clk-mtk.o clk-pll.o clk-gate.o
obj-$(CONFIG_RESET_CONTROLLER) += reset.o
+obj-y += clk-mt7623.o
obj-y += clk-mt8135.o
obj-y += clk-mt8173.o
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt7623.c
@@ -0,0 +1,634 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: James Liao <jamesjj.liao@mediatek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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/of.h>
+#include <linux/of_address.h>
+#include <linux/slab.h>
+#include <linux/mfd/syscon.h>
+#include <dt-bindings/clock/mt7623-clk.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+static DEFINE_SPINLOCK(mt7623_clk_lock);
+
+static struct clk_onecell_data *mt7623_top_clk_data;
+static struct clk_onecell_data *mt7623_pll_clk_data;
+
+static void mtk_clk_enable_critical(void)
+{
+ if (!mt7623_top_clk_data || !mt7623_pll_clk_data)
+ return;
+
+ clk_prepare_enable(mt7623_pll_clk_data->clks[CLK_APMIXED_ARMPLL]);
+ clk_prepare_enable(mt7623_top_clk_data->clks[CLK_TOP_MEM_SEL]);
+ clk_prepare_enable(mt7623_top_clk_data->clks[CLK_TOP_DDR_SEL]);
+ clk_prepare_enable(mt7623_top_clk_data->clks[CLK_TOP_RTC_SEL]);
+}
+
+static const struct mtk_fixed_factor root_clk_alias[] __initconst = {
+ FACTOR(CLK_TOP_DSI0_LNTC_DSICLK, "dsi0_lntc_dsiclk", "clk_null", 1, 1),
+ FACTOR(CLK_TOP_HDMITX_CLKDIG_CTS, "hdmitx_clkdig_cts", "clk_null", 1, 1),
+ FACTOR(CLK_TOP_CLKPH_MCK, "clkph_mck", "clk_null", 1, 1),
+ FACTOR(CLK_TOP_CPUM_TCK_IN, "cpum_tck_in", "clk_null", 1, 1),
+};
+
+static const struct mtk_fixed_factor top_divs[] __initconst = {
+ FACTOR(CLK_TOP_MAINPLL_806M, "mainpll_650m", "mainpll", 1, 2),
+ FACTOR(CLK_TOP_MAINPLL_537P3M, "mainpll_433p3m", "mainpll", 1, 3),
+ FACTOR(CLK_TOP_MAINPLL_322P4M, "mainpll_260m", "mainpll", 1, 5),
+ FACTOR(CLK_TOP_MAINPLL_230P3M, "mainpll_185p6m", "mainpll", 1, 7),
+
+ FACTOR(CLK_TOP_UNIVPLL_624M, "univpll_624m", "univpll", 1, 2),
+ FACTOR(CLK_TOP_UNIVPLL_416M, "univpll_416m", "univpll", 1, 3),
+ FACTOR(CLK_TOP_UNIVPLL_249P6M, "univpll_249p6m", "univpll", 1, 5),
+ FACTOR(CLK_TOP_UNIVPLL_178P3M, "univpll_178p3m", "univpll", 1, 7),
+ FACTOR(CLK_TOP_UNIVPLL_48M, "univpll_48m", "univpll", 1, 26),
+
+ FACTOR(CLK_TOP_AUDPLL_D4, "audpll_d4", "audpll", 1, 4),
+ FACTOR(CLK_TOP_AUDPLL_D8, "audpll_d8", "audpll", 1, 8),
+ FACTOR(CLK_TOP_AUDPLL_D16, "audpll_d16", "audpll", 1, 16),
+ FACTOR(CLK_TOP_AUDPLL_24, "audpll_d24", "audpll", 1, 24),
+
+ FACTOR(CLK_TOP_LVDSPLL_D2, "lvdspll_d2", "lvdspll", 1, 2),
+ FACTOR(CLK_TOP_LVDSPLL_D4, "lvdspll_d4", "lvdspll", 1, 4),
+ FACTOR(CLK_TOP_LVDSPLL_D8, "lvdspll_d8", "lvdspll", 1, 8),
+ FACTOR(CLK_TOP_LVDS_ETH, "lvdspll_eth", "lvdspll", 1, 16),
+
+ FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2),
+
+ FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2),
+
+ FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "mainpll_650m", 1, 2),
+ FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "mainpll_650m", 1, 4),
+ FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "mainpll_650m", 1, 8),
+ FACTOR(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "mainpll_650m", 1, 16),
+ FACTOR(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "mainpll_650m", 1, 2),
+ FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "mainpll_650m", 1, 4),
+ FACTOR(CLK_TOP_SYSPLL2_D8, "syspll2_d8", "mainpll_650m", 1, 8),
+ FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "mainpll_650m", 1, 2),
+ FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "mainpll_650m", 1, 4),
+ FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "mainpll_650m", 1, 2),
+ FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "mainpll_650m", 1, 4),
+ FACTOR(CLK_TOP_SYSPLL_D3, "syspll_d3", "mainpll_433p3m", 1, 1),
+ FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll_260m", 1, 1),
+ FACTOR(CLK_TOP_SYSPLL_D7, "syspll_d7", "mainpll_185p6m", 1, 1),
+
+ FACTOR(CLK_TOP_TVDPLL_d2, "tvdpll_d2", "tvdpll", 1, 2),
+ FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll", 1, 4),
+
+ FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll_624m", 1, 2),
+ FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll_624m", 1, 4),
+ FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll_624m", 1, 8),
+ FACTOR(CLK_TOP_UNIVPLL1_D10, "univpll1_d10", "univpll_624m", 1, 10),
+
+ FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll_416m", 1, 2),
+ FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll_416m", 1, 4),
+ FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll_416m", 1, 8),
+
+ FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll_624m", 1, 2),
+ FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll_624m", 1, 4),
+ FACTOR(CLK_TOP_UNIVPLL1_D6, "univpll1_d6", "univpll_624m", 1, 6),
+ FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll_624m", 1, 8),
+ FACTOR(CLK_TOP_UNIVPLL1_D10, "univpll1_d10", "univpll_624m", 1, 10),
+
+ FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll_416m", 1, 2),
+ FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll_416m", 1, 4),
+ FACTOR(CLK_TOP_UNIVPLL2_D6, "univpll2_d6", "univpll_416m", 1, 6),
+ FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll_416m", 1, 8),
+
+ FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll_249p6m", 1, 1),
+ FACTOR(CLK_TOP_UNIVPLL_D26, "univpll_d26", "univpll_48m", 1, 1),
+
+
+ FACTOR(CLK_TOP_MEMPLL_MCK_D4, "mempll_mck_d4", "clkph_mck", 1, 4),
+};
+
+static const char * const axi_parents[] __initconst = {
+ "clk26m",
+ "syspll1_d2",
+ "syspll_d5",
+ "syspll1_d4",
+ "univpll_d5",
+ "univpll2_d2",
+ "dmpll_ck",
+ "dmpll_d2"
+};
+
+static const char * const mem_parents[] __initconst = {
+ "clk26m",
+ "dmpll_ck",
+};
+
+static const char * const ddr_parents[] __initconst = {
+ "clk26m",
+ "syspll1_d8",
+};
+
+static const char * const mm_parents[] __initconst = {
+ "clk26m",
+ "clk26m",
+ "vencpll_ck",
+ "syspll1_d2",
+ "syspll1_d4",
+ "univpll_d5",
+ "univpll1_d2",
+ "univpll2_d2",
+ "dmpll_ck"
+};
+
+static const char * const pwm_parents[] __initconst = {
+ "clk26m",
+ "univpll2_d4",
+ "univpll3_d2",
+ "univpll1_d4",
+};
+
+static const char * const vdec_parents[] __initconst = {
+ "clk26m",
+ "syspll1_d2",
+ "syspll_d5",
+ "syspll1_d4",
+ "univpll_d5",
+ "univpll2_d2",
+ "univpll2_d4",
+ "msdcpll_d2",
+ "mmpll_d2",
+};
+
+static const char * const mfg_parents[] __initconst = {
+ "clk26m",
+ "mmpll_ck",
+ "dmpll_x2_ck",
+ "msdcpll_ck",
+ "clk26m",
+ "syspll_d3",
+ "univpll_d3",
+ "univpll1_d2",
+};
+
+static const char * const cam_parents[] __initconst = {
+ "clk26m",
+ "univpll_d26",
+ "univpll2_d2",
+ "syspll3_d2",
+ "syspll3_d4",
+ "msdcpll_d2",
+ "mmpll_d2",
+ "clk26m",
+};
+
+static const char * const uart_parents[] __initconst = {
+ "clk26m",
+ "univpll2_d8",
+};
+
+static const char * const spi_parents[] __initconst = {
+ "clk26m",
+ "syspll3_d2",
+ "syspll4_d2",
+ "univpll2_d4",
+ "univpll1_d8",
+};
+
+static const char * const usb20_parents[] __initconst = {
+ "clk26m",
+ "univpll1_d8",
+ "univpll3_d4",
+ "clk26m",
+};
+
+static const char * const msdc_30_0_parents[] __initconst = {
+ "clk26m",
+ "msdcpll_d2",
+ "syspll2_d2",
+ "syspll1_d4",
+ "univpll1_d4",
+ "univpll2_d4",
+ "clk26m",
+ "clk26m",
+};
+
+static const char * const msdc_30_1_parents[] __initconst = {
+ "clk26m",
+ "msdcpll_d2",
+ "syspll2_d2",
+ "syspll1_d4",
+ "univpll1_d4",
+ "univpll2_d4",
+ "clk26m",
+ "clk26m",
+};
+
+static const char * const msdc_30_2_parents[] __initconst = {
+ "clk26m",
+ "msdcpll_d2",
+ "syspll2_d2",
+ "syspll1_d4",
+ "univpll1_d4",
+ "univpll2_d4",
+ "clk26m",
+ "clk26m",
+};
+
+static const char * const audio_parents[] __initconst = {
+ "f_f26m_ck",
+ "syspll1_d16",
+};
+
+static const char * const audio_intbus_parents[] __initconst = {
+ "clk26m",
+ "syspll1_d4",
+ "syspll3_d2",
+ "syspll4_d2",
+ "univpll3_d2",
+ "univpll2_d4",
+};
+
+static const char * const pmic_spi_parents[] __initconst = {
+ "clk26m",
+ "syspll1_d8",
+ "syspll2_d4",
+ "syspll4_d2",
+ "syspll3_d4",
+ "syspll2_d8",
+ "syspll1_d16",
+ "univpll3_d4",
+ "univpll_d26",
+ "dmpll_d2",
+ "dmpll_d4",
+};
+
+static const char * const scp_parents[] __initconst = {
+ "clk26m",
+ "syspll1_d8",
+ "dmpll_d2",
+ "dmpll_d4",
+};
+
+static const char * const dpi0_parents[] __initconst = {
+ "clk26m",
+ "mipipll",
+ "mipipll_d2",
+ "mipipll_d4",
+ "lvdspll",
+ "lvdspll_d2",
+ "lvdspll_d4",
+ "lvdspll_d8",
+};
+
+static const char * const dpi1_parents[] __initconst = {
+ "clk26m",
+ "tvdpll",
+ "tvdpll_d2",
+ "tvdpll_d4",
+};
+
+static const char * const tve_parents[] __initconst = {
+ "clk26m",
+ "mipipll",
+ "mipipll_d2",
+ "mipipll_d4",
+ "clk26m",
+ "tvdpll",
+ "tvdpll_d2",
+ "tvdpll_d4",
+};
+
+static const char * const apll_parents[] __initconst = {
+ "clk26m",
+ "audpll",
+ "audpll_d4",
+ "audpll_d8",
+ "audpll_d16",
+ "audpll_d24",
+ "clk26m",
+ "clk26m",
+};
+
+static const char * const dpilvds_parents[] __initconst = {
+ "clk26m",
+ "lvdspll",
+ "lvdspll_d2",
+ "lvdspll_d4",
+ "lvdspll_d8",
+ "fpc_ck",
+ "clk26m",
+ "clk26m",
+};
+
+static const char * const rtc_parents[] __initconst = {
+ "clk32k",
+ "external_32k",
+ "clk26m",
+ "univpll3_d8",
+};
+
+static const char * const nfi2x_parents[] __initconst = {
+ "clk26m",
+ "syspll2_d2",
+ "syspll_d7",
+ "univpll3_d2",
+ "syspll2_d4",
+ "univpll3_d4",
+ "syspll4_d4",
+ "clk26m",
+};
+
+static const char * const eth_parents[] __initconst = {
+ "clk26m",
+ "syspll3_d4",
+ "univpll2_d8",
+ "lvdspll_eth",
+ "univpll_d26",
+ "syspll2_d8",
+ "syspll4_d4",
+ "univpll3_d8",
+};
+
+static const struct mtk_composite top_muxes[] __initconst = {
+ /* CLK_CFG_0 */
+ MUX_GATE(CLK_TOP_AXI_SEL, "axi_sel", axi_parents,
+ 0x0140, 0, 3, INVALID_MUX_GATE_BIT),
+ MUX_GATE(CLK_TOP_MEM_SEL, "mem_sel", mem_parents, 0x0040, 8, 2, 15),
+ MUX_GATE(CLK_TOP_DDR_SEL, "ddr_sel", ddr_parents, 0x0040, 16, 2, 23),
+ MUX_GATE(CLK_TOP_MM_SEL, "mm_sel", mm_parents,
+ 0x0140, 24, 3, INVALID_MUX_GATE_BIT),
+ /* CLK_CFG_1 */
+ MUX_GATE(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 0x0050, 0, 2, 7),
+ MUX_GATE(CLK_TOP_VDEC_SEL, "vdec_sel", vdec_parents, 0x0050, 8, 4, 15),
+ MUX_GATE(CLK_TOP_MFG_SEL, "mfg_sel", mfg_parents, 0x0050, 16, 3, 23),
+ MUX_GATE(CLK_TOP_CAM_SEL, "cam_sel", cam_parents, 0x0050, 24, 3, 31),
+ /* CLK_CFG_2 */
+ MUX_GATE(CLK_TOP_UART_SEL, "uart_sel", uart_parents, 0x0060, 0, 1, 7),
+ MUX_GATE(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, 0x0060, 8, 3, 15),
+ MUX_GATE(CLK_TOP_USB20_SEL, "usb20_sel", usb20_parents, 0x0060, 16, 2, 23),
+ MUX_GATE(CLK_TOP_MSDC30_0_SEL, "msdc_30_0_sel", msdc_30_0_parents, 0x0060, 24, 3, 31),
+ /* CLK_CFG_3 */
+ MUX_GATE(CLK_TOP_MSDC30_1_SEL, "msdc_30_1_sel", msdc_30_1_parents, 0x0070, 0, 3, 7),
+ MUX_GATE(CLK_TOP_MSDC30_2_SEL, "msdc_30_2_sel", msdc_30_2_parents, 0x0070, 8, 3, 15),
+ MUX_GATE(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents, 0x0070, 16, 1, 23),
+ MUX_GATE(CLK_TOP_AUDIO_INTBUS_SEL,
+ "audio_intbus_sel", audio_intbus_parents, 0x0070, 24, 3, 31),
+ /* CLK_CFG_4 */
+ MUX_GATE(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmic_spi_parents, 0x0080, 0, 4, 7),
+ MUX_GATE(CLK_TOP_SCP_SEL, "scp_sel", scp_parents, 0x0080, 8, 2, 15),
+ MUX_GATE(CLK_TOP_DPI0_SEL, "dpi0_sel", dpi0_parents, 0x0080, 16, 3, 23),
+ MUX_GATE(CLK_TOP_DPI1_SEL, "dpi1_sel", dpi1_parents, 0x0080, 24, 2, 31),
+ /* CLK_CFG_5 */
+ MUX_GATE(CLK_TOP_TVE_SEL, "tve_sel", tve_parents, 0x0090, 0, 3, 7),
+ MUX_GATE(CLK_TOP_APLL_SEL, "apll_sel", apll_parents, 0x0090, 16, 3, 23),
+ MUX_GATE(CLK_TOP_DPILVDS_SEL, "dpilvds_sel", dpilvds_parents, 0x0090, 24, 3, 31),
+ /* CLK_CFG_6 */
+ MUX_GATE(CLK_TOP_RTC_SEL, "rtc_sel", rtc_parents, 0x00a0, 0, 2, 7),
+ MUX_GATE(CLK_TOP_NFI2X_SEL, "nfi2x_sel", nfi2x_parents, 0x00a0, 8, 3, 15),
+ MUX_GATE(CLK_TOP_ETH_SEL, "eth_sel", eth_parents, 0x00a0, 16, 3, 23),
+};
+
+static const struct mtk_gate_regs infra_cg_regs = {
+ .set_ofs = 0x0040,
+ .clr_ofs = 0x0044,
+ .sta_ofs = 0x0048,
+};
+
+#define GATE_ICG(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &infra_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate infra_clks[] __initconst = {
+ GATE_ICG(CLK_INFRA_DBGCLK, "dbgclk_ck", "axi_sel", 0),
+ GATE_ICG(CLK_INFRA_SMI, "smi_ck", "smi_sel", 1),
+ GATE_ICG(CLK_INFRA_AUDIO, "audio_ck", "aud_intbus_sel", 5),
+ GATE_ICG(CLK_INFRA_EFUSE, "efuse_ck", "axi_sel", 5),
+ GATE_ICG(CLK_INFRA_EFUSE, "l2c_sram_ck", "axi_sel", 5),
+ GATE_ICG(CLK_INFRA_M4U, "m4u_ck", "mem_sel", 8),
+ GATE_ICG(CLK_INFRA_CONNMCU, "connmcu_ck", "axi_sel", 8),
+ GATE_ICG(CLK_INFRA_TRNG, "trng_ck", "axi_sel", 8),
+ GATE_ICG(CLK_INFRA_CPUM, "cpum_ck", "cpum_tck_in", 15),
+ GATE_ICG(CLK_INFRA_KP, "kp_ck", "axi_sel", 16),
+ GATE_ICG(CLK_INFRA_CEC, "cec_ck", "axi_sel", 16),
+ GATE_ICG(CLK_INFRA_IRRX, "irrx_ck", "axi_sel", 16),
+ GATE_ICG(CLK_INFRA_PMICSPI, "pmicspi_ck", "pmicspi_sel", 22),
+ GATE_ICG(CLK_INFRA_PMIC_WRAP, "pmic_wrap_ck", "axi_sel", 23),
+};
+
+static const struct mtk_gate_regs peri0_cg_regs = {
+ .set_ofs = 0x0008,
+ .clr_ofs = 0x0010,
+ .sta_ofs = 0x0018,
+};
+
+static const struct mtk_gate_regs peri1_cg_regs = {
+ .set_ofs = 0x000c,
+ .clr_ofs = 0x0014,
+ .sta_ofs = 0x001c,
+};
+
+#define GATE_PERI0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &peri0_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_PERI1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &peri1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate peri_gates[] __initconst = {
+ /* PERI0 */
+ GATE_PERI0(CLK_PERI_NFI, "nfi_ck", "axi_sel", 0),
+ GATE_PERI0(CLK_PERI_THERM, "therm_ck", "axi_sel", 1),
+ GATE_PERI0(CLK_PERI_PWM1, "pwm1_ck", "axi_sel", 2),
+ GATE_PERI0(CLK_PERI_PWM2, "pwm2_ck", "axi_sel", 3),
+ GATE_PERI0(CLK_PERI_PWM3, "pwm3_ck", "axi_sel", 4),
+ GATE_PERI0(CLK_PERI_PWM4, "pwm4_ck", "axi_sel", 5),
+ GATE_PERI0(CLK_PERI_PWM5, "pwm5_ck", "axi_sel", 6),
+ GATE_PERI0(CLK_PERI_PWM6, "pwm6_ck", "axi_sel", 7),
+ GATE_PERI0(CLK_PERI_PWM7, "pwm7_ck", "axi_sel", 8),
+ GATE_PERI0(CLK_PERI_PWM, "pwm_ck", "axi_sel", 9),
+ GATE_PERI0(CLK_PERI_USB0, "usb0_ck", "usb20_sel", 10),
+ GATE_PERI0(CLK_PERI_USB1, "usb1_ck", "usb20_sel", 11),
+ GATE_PERI0(CLK_PERI_AP_DMA, "ap_dma_ck", "axi_sel", 12),
+ GATE_PERI0(CLK_PERI_MSDC20_1, "msdc_20_1_ck", "msdc_30_0_sel", 13),
+ GATE_PERI0(CLK_PERI_MSDC20_2, "msdc_20_2_ck", "msdc_30_1_sel", 14),
+ GATE_PERI0(CLK_PERI_MSDC30_1, "msdc_30_1_ck", "msdc_30_2_sel", 15),
+ GATE_PERI0(CLK_PERI_NLI, "nli_ck", "axi_sel", 16),
+ GATE_PERI0(CLK_PERI_UART0, "uart0_ck", "axi_sel", 17),
+ GATE_PERI0(CLK_PERI_UART1, "uart1_ck", "axi_sel", 18),
+ GATE_PERI0(CLK_PERI_UART2, "uart2_ck", "axi_sel", 19),
+ GATE_PERI0(CLK_PERI_UART3, "uart3_ck", "axi_sel", 20),
+ GATE_PERI0(CLK_PERI_BTIF, "btif_ck", "axi_sel", 21),
+ GATE_PERI0(CLK_PERI_I2C0, "i2c0_ck", "axi_sel", 22),
+ GATE_PERI0(CLK_PERI_I2C1, "i2c1_ck", "axi_sel", 23),
+ GATE_PERI0(CLK_PERI_I2C2, "i2c2_ck", "axi_sel", 24),
+ GATE_PERI0(CLK_PERI_I2C3, "i2c3_ck", "axi_sel", 25),
+ GATE_PERI0(CLK_PERI_AUXADC, "auxadc_ck", "axi_sel", 26),
+ GATE_PERI0(CLK_PERI_SPI0, "spi0_ck", "spi0_sel", 27),
+ GATE_PERI0(CLK_PERI_ETH, "eth_ck", "eth_sel", 28),
+ GATE_PERI0(CLK_PERI_USB0_MCU, "usb0_mcu", "axi_sel", 29),
+ GATE_PERI0(CLK_PERI_USB1_MCU, "usb1_mcu","axi_sel", 30),
+ GATE_PERI0(CLK_PERI_USB_SLV, "usb_slv", "axi_sel", 31),
+
+ /* PERI1 */
+ GATE_PERI1(CLK_PERI_GCPU, "gcpu_ck", "axi_sel", 0),
+ GATE_PERI1(CLK_PERI_NFI_ECC, "nfi_ecc_ck", "axi_sel", 1),
+ GATE_PERI1(CLK_PERI_NFI_PAD, "nfi_pad_ck", "axi_sel", 2),
+};
+
+static const char * const uart_ck_sel_parents[] __initconst = {
+ "clk26m",
+ "uart_sel",
+};
+
+static const struct mtk_composite peri_clks[] __initconst = {
+ MUX(CLK_PERI_UART0_SEL, "uart0_ck_sel", uart_ck_sel_parents, 0x40c, 0, 1),
+ MUX(CLK_PERI_UART1_SEL, "uart1_ck_sel", uart_ck_sel_parents, 0x40c, 1, 1),
+ MUX(CLK_PERI_UART2_SEL, "uart2_ck_sel", uart_ck_sel_parents, 0x40c, 2, 1),
+ MUX(CLK_PERI_UART3_SEL, "uart3_ck_sel", uart_ck_sel_parents, 0x40c, 3, 1),
+};
+
+static void __init mtk_topckgen_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ void __iomem *base;
+ int r;
+
+ base = of_iomap(node, 0);
+ if (!base) {
+ pr_err("%s(): ioremap failed\n", __func__);
+ return;
+ }
+
+ mt7623_top_clk_data = clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);
+
+ mtk_clk_register_factors(root_clk_alias, ARRAY_SIZE(root_clk_alias), clk_data);
+ mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
+ mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base,
+ &mt7623_clk_lock, clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+
+ mtk_clk_enable_critical();
+}
+CLK_OF_DECLARE(mtk_topckgen, "mediatek,mt7623-topckgen", mtk_topckgen_init);
+
+static void __init mtk_infrasys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK);
+
+ mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
+ clk_data);
+
+ clk_prepare_enable(clk_data->clks[CLK_INFRA_M4U]);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+
+ mtk_register_reset_controller(node, 2, 0x30);
+}
+CLK_OF_DECLARE(mtk_infrasys, "mediatek,mt7623-infracfg", mtk_infrasys_init);
+
+static void __init mtk_pericfg_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+ void __iomem *base;
+
+ base = of_iomap(node, 0);
+ if (!base) {
+ pr_err("%s(): ioremap failed\n", __func__);
+ return;
+ }
+
+ clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK);
+
+ mtk_clk_register_gates(node, peri_gates, ARRAY_SIZE(peri_gates),
+ clk_data);
+ mtk_clk_register_composites(peri_clks, ARRAY_SIZE(peri_clks), base,
+ &mt7623_clk_lock, clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+
+ mtk_register_reset_controller(node, 2, 0);
+}
+CLK_OF_DECLARE(mtk_pericfg, "mediatek,mt7623-pericfg", mtk_pericfg_init);
+
+#define MT7623_PLL_FMAX (2000 * MHZ)
+#define CON0_MT7623_RST_BAR BIT(27)
+
+#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift) { \
+ .id = _id, \
+ .name = _name, \
+ .reg = _reg, \
+ .pwr_reg = _pwr_reg, \
+ .en_mask = _en_mask, \
+ .flags = _flags, \
+ .rst_bar_mask = CON0_MT7623_RST_BAR, \
+ .fmax = MT7623_PLL_FMAX, \
+ .pcwbits = _pcwbits, \
+ .pd_reg = _pd_reg, \
+ .pd_shift = _pd_shift, \
+ .tuner_reg = _tuner_reg, \
+ .pcw_reg = _pcw_reg, \
+ .pcw_shift = _pcw_shift, \
+ }
+
+static const struct mtk_pll_data plls[] = {
+ PLL(CLK_APMIXED_ARMPLL, "armpll", 0x200, 0x20c, 0x00000001, 0, 21, 0x204, 24, 0x0, 0x204, 0),
+ PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x210, 0x21c, 0x78000001, HAVE_RST_BAR, 21, 0x214, 6, 0x0, 0x214, 0),
+ PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x220, 0x22c, 0xFC000001, HAVE_RST_BAR, 7, 0x224, 6, 0x0, 0x224, 0),
+ PLL(CLK_APMIXED_MMPLL, "mmpll", 0x230, 0x23c, 0x00000001, 0, 21, 0x254, 6, 0x0, 0x258, 0),
+ PLL(CLK_APMIXED_MSDCPLL, "msdcpll", 0x240, 0x24c, 0x00000001, 0, 21, 0x244, 6, 0x0, 0x244, 0),
+ PLL(CLK_APMIXED_AUDPLL, "audpll", 0x250, 0x25c, 0x00000001, 0, 31, 0x2e8, 6, 0x2f8, 0x254, 0),
+ PLL(CLK_APMIXED_TVDPLL, "tvdpll", 0x260, 0x26c, 0x00000001, 0, 31, 0x294, 6, 0x0, 0x298, 0),
+ PLL(CLK_APMIXED_LVDSPLL, "lvdspll", 0x270, 0x27c, 0x00000001, 0, 21, 0x2b0, 6, 0x0, 0x2b4, 0),
+};
+
+static void __init mtk_apmixedsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+
+ mt7623_pll_clk_data = clk_data = mtk_alloc_clk_data(ARRAY_SIZE(plls));
+ if (!clk_data)
+ return;
+
+ mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
+ mtk_clk_enable_critical();
+}
+CLK_OF_DECLARE(mtk_apmixedsys, "mediatek,mt7623-apmixedsys",
+ mtk_apmixedsys_init);
--- /dev/null
+++ b/include/dt-bindings/clock/mt7623-clk.h
@@ -0,0 +1,173 @@
+/*
+ * Copyright c 2014 MediaTek Inc.
+ * Author: James Liao <jamesjj.liao@mediatek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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 _DT_BINDINGS_CLK_MT7623_H
+#define _DT_BINDINGS_CLK_MT7623_H
+
+/* TOPCKGEN */
+
+#define CLK_TOP_AUDPLL_24 1
+#define CLK_TOP_AUDPLL_D16 2
+#define CLK_TOP_AUDPLL_D4 3
+#define CLK_TOP_AUDPLL_D8 4
+#define CLK_TOP_CLKPH_MCK 5
+#define CLK_TOP_CPUM_TCK_IN 6
+#define CLK_TOP_DSI0_LNTC_DSICLK 7
+#define CLK_TOP_HDMITX_CLKDIG_CTS 8
+#define CLK_TOP_LVDS_ETH 9
+#define CLK_TOP_LVDSPLL_D2 10
+#define CLK_TOP_LVDSPLL_D4 11
+#define CLK_TOP_LVDSPLL_D8 12
+#define CLK_TOP_MAINPLL_230P3M 13
+#define CLK_TOP_MAINPLL_322P4M 14
+#define CLK_TOP_MAINPLL_537P3M 15
+#define CLK_TOP_MAINPLL_806M 16
+#define CLK_TOP_MEMPLL_MCK_D4 17
+#define CLK_TOP_MMPLL_D2 18
+#define CLK_TOP_MSDCPLL_D2 19
+#define CLK_TOP_SYSPLL1_D16 20
+#define CLK_TOP_SYSPLL1_D2 21
+#define CLK_TOP_SYSPLL1_D4 22
+#define CLK_TOP_SYSPLL1_D8 23
+#define CLK_TOP_SYSPLL2_D2 24
+#define CLK_TOP_SYSPLL2_D4 25
+#define CLK_TOP_SYSPLL2_D8 26
+#define CLK_TOP_SYSPLL3_D2 27
+#define CLK_TOP_SYSPLL3_D4 28
+#define CLK_TOP_SYSPLL4_D2 29
+#define CLK_TOP_SYSPLL4_D4 30
+#define CLK_TOP_SYSPLL_D3 31
+#define CLK_TOP_SYSPLL_D5 32
+#define CLK_TOP_SYSPLL_D7 33
+#define CLK_TOP_TVDPLL_d2 34
+#define CLK_TOP_TVDPLL_D4 35
+#define CLK_TOP_UNIVPLL_178P3M 36
+#define CLK_TOP_UNIVPLL1_D10 37
+#define CLK_TOP_UNIVPLL1_D2 38
+#define CLK_TOP_UNIVPLL1_D4 39
+#define CLK_TOP_UNIVPLL1_D6 40
+#define CLK_TOP_UNIVPLL1_D8 41
+#define CLK_TOP_UNIVPLL_249P6M 42
+#define CLK_TOP_UNIVPLL2_D2 43
+#define CLK_TOP_UNIVPLL2_D4 44
+#define CLK_TOP_UNIVPLL2_D6 45
+#define CLK_TOP_UNIVPLL2_D8 46
+#define CLK_TOP_UNIVPLL_416M 47
+#define CLK_TOP_UNIVPLL_48M 48
+#define CLK_TOP_UNIVPLL_624M 49
+#define CLK_TOP_UNIVPLL_D26 50
+#define CLK_TOP_UNIVPLL_D5 51
+#define CLK_TOP_APLL_SEL 52
+#define CLK_TOP_AUDIO_INTBUS_SEL 53
+#define CLK_TOP_AUDIO_SEL 54
+#define CLK_TOP_AXI_SEL 55
+#define CLK_TOP_CAM_SEL 56
+#define CLK_TOP_DDR_SEL 57
+#define CLK_TOP_DPI0_SEL 58
+#define CLK_TOP_DPI1_SEL 59
+#define CLK_TOP_DPILVDS_SEL 60
+#define CLK_TOP_ETH_SEL 61
+#define CLK_TOP_MEM_SEL 62
+#define CLK_TOP_MFG_SEL 63
+#define CLK_TOP_MM_SEL 64
+#define CLK_TOP_MSDC30_0_SEL 65
+#define CLK_TOP_MSDC30_1_SEL 66
+#define CLK_TOP_MSDC30_2_SEL 67
+#define CLK_TOP_NFI2X_SEL 68
+#define CLK_TOP_PMICSPI_SEL 69
+#define CLK_TOP_PWM_SEL 70
+#define CLK_TOP_RTC_SEL 71
+#define CLK_TOP_SCP_SEL 72
+#define CLK_TOP_SPI_SEL 73
+#define CLK_TOP_TVE_SEL 74
+#define CLK_TOP_UART_SEL 75
+#define CLK_TOP_USB20_SEL 76
+#define CLK_TOP_VDEC_SEL 77
+#define CLK_TOP_NR_CLK 78
+
+/* APMIXED_SYS */
+
+#define CLK_APMIXED_ARMPLL 1
+#define CLK_APMIXED_MAINPLL 2
+#define CLK_APMIXED_MSDCPLL 3
+#define CLK_APMIXED_UNIVPLL 4
+#define CLK_APMIXED_MMPLL 5
+#define CLK_APMIXED_VENCPLL 6
+#define CLK_APMIXED_TVDPLL 7
+#define CLK_APMIXED_LVDSPLL 8
+#define CLK_APMIXED_AUDPLL 9
+
+/* INFRA_SYS */
+
+#define CLK_INFRA_DBGCLK 0
+#define CLK_INFRA_SMI 1
+#define CLK_INFRA_AUDIO 5
+#define CLK_INFRA_EFUSE 6
+#define CLK_INFRA_L2C_SRAM 7
+#define CLK_INFRA_M4U 8
+#define CLK_INFRA_CONNMCU 12
+#define CLK_INFRA_TRNG 13
+#define CLK_INFRA_CPUM 15
+#define CLK_INFRA_KP 16
+#define CLK_INFRA_CEC 18
+#define CLK_INFRA_IRRX 19
+#define CLK_INFRA_PMICSPI 22
+#define CLK_INFRA_PMIC_WRAP 23
+#define CLK_INFRA_NR_CLK 24
+
+/* PERI_SYS */
+
+#define CLK_PERI_NFI 0
+#define CLK_PERI_THERM 1
+#define CLK_PERI_PWM1 2
+#define CLK_PERI_PWM2 3
+#define CLK_PERI_PWM3 4
+#define CLK_PERI_PWM4 5
+#define CLK_PERI_PWM5 6
+#define CLK_PERI_PWM6 7
+#define CLK_PERI_PWM7 8
+#define CLK_PERI_PWM 9
+#define CLK_PERI_USB0 10
+#define CLK_PERI_USB1 11
+#define CLK_PERI_AP_DMA 12
+#define CLK_PERI_MSDC20_1 13
+#define CLK_PERI_MSDC20_2 14
+#define CLK_PERI_MSDC30_1 15
+#define CLK_PERI_NLI 16
+#define CLK_PERI_UART0 17
+#define CLK_PERI_UART1 18
+#define CLK_PERI_UART2 19
+#define CLK_PERI_UART3 20
+#define CLK_PERI_BTIF 21
+#define CLK_PERI_I2C0 22
+#define CLK_PERI_I2C1 23
+#define CLK_PERI_I2C2 24
+#define CLK_PERI_I2C3 25
+#define CLK_PERI_AUXADC 26
+#define CLK_PERI_SPI0 27
+#define CLK_PERI_ETH 28
+#define CLK_PERI_USB0_MCU 29
+#define CLK_PERI_USB1_MCU 30
+#define CLK_PERI_USB_SLV 31
+#define CLK_PERI_GCPU 32
+#define CLK_PERI_NFI_ECC 33
+#define CLK_PERI_NFI_PAD 34
+#define CLK_PERI_UART0_SEL 35
+#define CLK_PERI_UART1_SEL 36
+#define CLK_PERI_UART2_SEL 37
+#define CLK_PERI_UART3_SEL 38
+#define CLK_PERI_NR_CLK 39
+
+#endif /* _DT_BINDINGS_CLK_MT7623_H */
+
Reference in a new issue Copy permalink