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659f4a13dd
With Linux 6.1 many of our downstream patches and out-of-tree files can be removed or at least replaced by backported upstream commits. Signed-off-by: Daniel Golle <daniel@makrotopia.org> [fix CMDLINE_OVERRIDE for arm64] Signed-off-by: Bjørn Mork <bjorn@mork.no>
370 lines
15 KiB
C
370 lines
15 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2023 MediaTek Inc.
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* Author: Sam Shih <sam.shih@mediatek.com>
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* Author: Xiufeng Li <Xiufeng.Li@mediatek.com>
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*/
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#include <linux/clk-provider.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/of_device.h>
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#include <linux/platform_device.h>
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#include "clk-mtk.h"
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#include "clk-gate.h"
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#include "clk-mux.h"
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#include <dt-bindings/clock/mediatek,mt7988-clk.h>
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static DEFINE_SPINLOCK(mt7988_clk_lock);
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static const char *const infra_mux_uart0_parents[] __initconst = {
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"csw_infra_f26m_sel", "uart_sel"
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};
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static const char *const infra_mux_uart1_parents[] __initconst = {
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"csw_infra_f26m_sel", "uart_sel"
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};
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static const char *const infra_mux_uart2_parents[] __initconst = {
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"csw_infra_f26m_sel", "uart_sel"
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};
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static const char *const infra_mux_spi0_parents[] __initconst = { "i2c_sel",
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"spi_sel" };
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static const char *const infra_mux_spi1_parents[] __initconst = {
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"i2c_sel", "spim_mst_sel"
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};
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static const char *const infra_pwm_bck_parents[] __initconst = {
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"top_rtc_32p7k", "csw_infra_f26m_sel", "sysaxi_sel", "pwm_sel"
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};
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static const char *const infra_pcie_gfmux_tl_ck_o_p0_parents[] __initconst = {
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"top_rtc_32p7k", "csw_infra_f26m_sel", "csw_infra_f26m_sel",
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"pextp_tl_sel"
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};
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static const char *const infra_pcie_gfmux_tl_ck_o_p1_parents[] __initconst = {
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"top_rtc_32p7k", "csw_infra_f26m_sel", "csw_infra_f26m_sel",
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"pextp_tl_p1_sel"
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};
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static const char *const infra_pcie_gfmux_tl_ck_o_p2_parents[] __initconst = {
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"top_rtc_32p7k", "csw_infra_f26m_sel", "csw_infra_f26m_sel",
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"pextp_tl_p2_sel"
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};
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static const char *const infra_pcie_gfmux_tl_ck_o_p3_parents[] __initconst = {
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"top_rtc_32p7k", "csw_infra_f26m_sel", "csw_infra_f26m_sel",
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"pextp_tl_p3_sel"
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};
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static const struct mtk_mux infra_muxes[] = {
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/* MODULE_CLK_SEL_0 */
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_MUX_UART0_SEL, "infra_mux_uart0_sel",
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infra_mux_uart0_parents, 0x0018, 0x0010, 0x0014,
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0, 1, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_MUX_UART1_SEL, "infra_mux_uart1_sel",
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infra_mux_uart1_parents, 0x0018, 0x0010, 0x0014,
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1, 1, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_MUX_UART2_SEL, "infra_mux_uart2_sel",
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infra_mux_uart2_parents, 0x0018, 0x0010, 0x0014,
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2, 1, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_MUX_SPI0_SEL, "infra_mux_spi0_sel",
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infra_mux_spi0_parents, 0x0018, 0x0010, 0x0014, 4,
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1, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_MUX_SPI1_SEL, "infra_mux_spi1_sel",
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infra_mux_spi1_parents, 0x0018, 0x0010, 0x0014, 5,
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1, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_MUX_SPI2_SEL, "infra_mux_spi2_sel",
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infra_mux_spi0_parents, 0x0018, 0x0010, 0x0014, 6,
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1, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_SEL, "infra_pwm_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 14,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK1_SEL, "infra_pwm_ck1_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 16,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK2_SEL, "infra_pwm_ck2_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 18,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK3_SEL, "infra_pwm_ck3_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 20,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK4_SEL, "infra_pwm_ck4_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 22,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK5_SEL, "infra_pwm_ck5_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 24,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK6_SEL, "infra_pwm_ck6_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 26,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK7_SEL, "infra_pwm_ck7_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 28,
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2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PWM_CK8_SEL, "infra_pwm_ck8_sel",
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infra_pwm_bck_parents, 0x0018, 0x0010, 0x0014, 30,
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2, -1, -1, -1),
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/* MODULE_CLK_SEL_1 */
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PCIE_GFMUX_TL_O_P0_SEL,
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"infra_pcie_gfmux_tl_o_p0_sel",
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infra_pcie_gfmux_tl_ck_o_p0_parents, 0x0028,
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0x0020, 0x0024, 0, 2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PCIE_GFMUX_TL_O_P1_SEL,
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"infra_pcie_gfmux_tl_o_p1_sel",
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infra_pcie_gfmux_tl_ck_o_p1_parents, 0x0028,
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0x0020, 0x0024, 2, 2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PCIE_GFMUX_TL_O_P2_SEL,
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"infra_pcie_gfmux_tl_o_p2_sel",
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infra_pcie_gfmux_tl_ck_o_p2_parents, 0x0028,
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0x0020, 0x0024, 4, 2, -1, -1, -1),
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MUX_GATE_CLR_SET_UPD(CLK_INFRA_PCIE_GFMUX_TL_O_P3_SEL,
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"infra_pcie_gfmux_tl_o_p3_sel",
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infra_pcie_gfmux_tl_ck_o_p3_parents, 0x0028,
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0x0020, 0x0024, 6, 2, -1, -1, -1),
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};
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static const struct mtk_gate_regs infra0_cg_regs = {
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.set_ofs = 0x10,
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.clr_ofs = 0x14,
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.sta_ofs = 0x18,
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};
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static const struct mtk_gate_regs infra1_cg_regs = {
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.set_ofs = 0x40,
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.clr_ofs = 0x44,
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.sta_ofs = 0x48,
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};
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static const struct mtk_gate_regs infra2_cg_regs = {
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.set_ofs = 0x50,
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.clr_ofs = 0x54,
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.sta_ofs = 0x58,
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};
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static const struct mtk_gate_regs infra3_cg_regs = {
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.set_ofs = 0x60,
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.clr_ofs = 0x64,
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.sta_ofs = 0x68,
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};
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#define GATE_INFRA0_FLAGS(_id, _name, _parent, _shift, _flags) \
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{ \
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.id = _id, .name = _name, .parent_name = _parent, \
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.regs = &infra0_cg_regs, .shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, .flags = _flags, \
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}
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#define GATE_INFRA1_FLAGS(_id, _name, _parent, _shift, _flags) \
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{ \
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.id = _id, .name = _name, .parent_name = _parent, \
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.regs = &infra1_cg_regs, .shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, .flags = _flags, \
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}
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#define GATE_INFRA2_FLAGS(_id, _name, _parent, _shift, _flags) \
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{ \
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.id = _id, .name = _name, .parent_name = _parent, \
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.regs = &infra2_cg_regs, .shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, .flags = _flags, \
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}
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#define GATE_INFRA3_FLAGS(_id, _name, _parent, _shift, _flags) \
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{ \
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.id = _id, .name = _name, .parent_name = _parent, \
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.regs = &infra3_cg_regs, .shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, .flags = _flags, \
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}
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#define GATE_INFRA0(_id, _name, _parent, _shift) \
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GATE_INFRA0_FLAGS(_id, _name, _parent, _shift, 0)
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#define GATE_INFRA1(_id, _name, _parent, _shift) \
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GATE_INFRA1_FLAGS(_id, _name, _parent, _shift, 0)
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#define GATE_INFRA2(_id, _name, _parent, _shift) \
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GATE_INFRA2_FLAGS(_id, _name, _parent, _shift, 0)
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#define GATE_INFRA3(_id, _name, _parent, _shift) \
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GATE_INFRA3_FLAGS(_id, _name, _parent, _shift, 0)
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static const struct mtk_gate infra_clks[] = {
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/* INFRA0 */
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GATE_INFRA0(CLK_INFRA_PCIE_PERI_26M_CK_P0,
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"infra_pcie_peri_ck_26m_ck_p0", "csw_infra_f26m_sel", 7),
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GATE_INFRA0(CLK_INFRA_PCIE_PERI_26M_CK_P1,
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"infra_pcie_peri_ck_26m_ck_p1", "csw_infra_f26m_sel", 8),
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GATE_INFRA0(CLK_INFRA_PCIE_PERI_26M_CK_P2,
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"infra_pcie_peri_ck_26m_ck_p2", "csw_infra_f26m_sel", 9),
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GATE_INFRA0(CLK_INFRA_PCIE_PERI_26M_CK_P3,
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"infra_pcie_peri_ck_26m_ck_p3", "csw_infra_f26m_sel", 10),
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/* INFRA1 */
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GATE_INFRA1(CLK_INFRA_66M_GPT_BCK, "infra_hf_66m_gpt_bck",
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"sysaxi_sel", 0),
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GATE_INFRA1(CLK_INFRA_66M_PWM_HCK, "infra_hf_66m_pwm_hck",
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"sysaxi_sel", 1),
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GATE_INFRA1(CLK_INFRA_66M_PWM_BCK, "infra_hf_66m_pwm_bck",
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"infra_pwm_sel", 2),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK1, "infra_hf_66m_pwm_ck1",
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"infra_pwm_ck1_sel", 3),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK2, "infra_hf_66m_pwm_ck2",
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"infra_pwm_ck2_sel", 4),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK3, "infra_hf_66m_pwm_ck3",
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"infra_pwm_ck3_sel", 5),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK4, "infra_hf_66m_pwm_ck4",
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"infra_pwm_ck4_sel", 6),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK5, "infra_hf_66m_pwm_ck5",
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"infra_pwm_ck5_sel", 7),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK6, "infra_hf_66m_pwm_ck6",
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"infra_pwm_ck6_sel", 8),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK7, "infra_hf_66m_pwm_ck7",
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"infra_pwm_ck7_sel", 9),
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GATE_INFRA1(CLK_INFRA_66M_PWM_CK8, "infra_hf_66m_pwm_ck8",
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"infra_pwm_ck8_sel", 10),
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GATE_INFRA1(CLK_INFRA_133M_CQDMA_BCK, "infra_hf_133m_cqdma_bck",
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"sysaxi_sel", 12),
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GATE_INFRA1(CLK_INFRA_66M_AUD_SLV_BCK, "infra_66m_aud_slv_bck",
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"sysaxi_sel", 13),
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GATE_INFRA1(CLK_INFRA_AUD_26M, "infra_f_faud_26m",
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"csw_infra_f26m_sel", 14),
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GATE_INFRA1(CLK_INFRA_AUD_L, "infra_f_faud_l", "aud_l_sel", 15),
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GATE_INFRA1(CLK_INFRA_AUD_AUD, "infra_f_aud_aud", "a1sys_sel", 16),
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GATE_INFRA1(CLK_INFRA_AUD_EG2, "infra_f_faud_eg2", "a_tuner_sel", 18),
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GATE_INFRA1_FLAGS(CLK_INFRA_DRAMC_F26M, "infra_dramc_f26m",
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"csw_infra_f26m_sel", 19, CLK_IS_CRITICAL),
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// JTAG
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GATE_INFRA1_FLAGS(CLK_INFRA_133M_DBG_ACKM, "infra_hf_133m_dbg_ackm",
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"sysaxi_sel", 20, CLK_IS_CRITICAL),
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GATE_INFRA1(CLK_INFRA_66M_AP_DMA_BCK, "infra_66m_ap_dma_bck",
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"sysaxi_sel", 21),
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GATE_INFRA1(CLK_INFRA_66M_SEJ_BCK, "infra_hf_66m_sej_bck",
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"sysaxi_sel", 29),
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GATE_INFRA1(CLK_INFRA_PRE_CK_SEJ_F13M, "infra_pre_ck_sej_f13m",
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"csw_infra_f26m_sel", 30),
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/* INFRA2 */
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GATE_INFRA2(CLK_INFRA_26M_THERM_SYSTEM, "infra_hf_26m_therm_system",
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"csw_infra_f26m_sel", 0),
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GATE_INFRA2(CLK_INFRA_I2C_BCK, "infra_i2c_bck", "i2c_sel", 1),
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GATE_INFRA2(CLK_INFRA_52M_UART0_CK, "infra_f_52m_uart0",
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"infra_mux_uart0_sel", 3),
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GATE_INFRA2(CLK_INFRA_52M_UART1_CK, "infra_f_52m_uart1",
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"infra_mux_uart1_sel", 4),
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GATE_INFRA2(CLK_INFRA_52M_UART2_CK, "infra_f_52m_uart2",
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"infra_mux_uart2_sel", 5),
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GATE_INFRA2(CLK_INFRA_NFI, "infra_f_fnfi", "nfi1x_sel", 9),
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GATE_INFRA2(CLK_INFRA_SPINFI, "infra_f_fspinfi", "spinfi_sel", 10),
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GATE_INFRA2_FLAGS(CLK_INFRA_66M_NFI_HCK, "infra_hf_66m_nfi_hck",
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"sysaxi_sel", 11, CLK_IS_CRITICAL),
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GATE_INFRA2_FLAGS(CLK_INFRA_104M_SPI0, "infra_hf_104m_spi0",
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"infra_mux_spi0_sel", 12, CLK_IS_CRITICAL),
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GATE_INFRA2(CLK_INFRA_104M_SPI1, "infra_hf_104m_spi1",
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"infra_mux_spi1_sel", 13),
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GATE_INFRA2(CLK_INFRA_104M_SPI2_BCK, "infra_hf_104m_spi2_bck",
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"infra_mux_spi2_sel", 14),
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GATE_INFRA2_FLAGS(CLK_INFRA_66M_SPI0_HCK, "infra_hf_66m_spi0_hck",
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"sysaxi_sel", 15, CLK_IS_CRITICAL),
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GATE_INFRA2(CLK_INFRA_66M_SPI1_HCK, "infra_hf_66m_spi1_hck",
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"sysaxi_sel", 16),
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GATE_INFRA2(CLK_INFRA_66M_SPI2_HCK, "infra_hf_66m_spi2_hck",
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"sysaxi_sel", 17),
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GATE_INFRA2(CLK_INFRA_66M_FLASHIF_AXI, "infra_hf_66m_flashif_axi",
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"sysaxi_sel", 18),
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GATE_INFRA2(CLK_INFRA_RTC, "infra_f_frtc", "top_rtc_32k", 19),
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GATE_INFRA2(CLK_INFRA_26M_ADC_BCK, "infra_f_26m_adc_bck",
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"csw_infra_f26m_sel", 20),
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GATE_INFRA2(CLK_INFRA_RC_ADC, "infra_f_frc_adc", "infra_f_26m_adc_bck",
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21),
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GATE_INFRA2(CLK_INFRA_MSDC400, "infra_f_fmsdc400", "emmc_400m_sel",
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22),
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GATE_INFRA2(CLK_INFRA_MSDC2_HCK, "infra_f_fmsdc2_hck", "emmc_250m_sel",
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23),
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GATE_INFRA2(CLK_INFRA_133M_MSDC_0_HCK, "infra_hf_133m_msdc_0_hck",
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"sysaxi_sel", 24),
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GATE_INFRA2(CLK_INFRA_66M_MSDC_0_HCK, "infra_66m_msdc_0_hck",
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"sysaxi_sel", 25),
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GATE_INFRA2(CLK_INFRA_133M_CPUM_BCK, "infra_hf_133m_cpum_bck",
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"sysaxi_sel", 26),
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GATE_INFRA2(CLK_INFRA_BIST2FPC, "infra_hf_fbist2fpc", "nfi1x_sel", 27),
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GATE_INFRA2(CLK_INFRA_I2C_X16W_MCK_CK_P1,
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"infra_hf_i2c_x16w_mck_ck_p1", "sysaxi_sel", 29),
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GATE_INFRA2(CLK_INFRA_I2C_X16W_PCK_CK_P1,
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"infra_hf_i2c_x16w_pck_ck_p1", "sysaxi_sel", 31),
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/* INFRA3 */
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GATE_INFRA3(CLK_INFRA_133M_USB_HCK, "infra_133m_usb_hck", "sysaxi_sel",
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0),
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GATE_INFRA3(CLK_INFRA_133M_USB_HCK_CK_P1, "infra_133m_usb_hck_ck_p1",
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"sysaxi_sel", 1),
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GATE_INFRA3(CLK_INFRA_66M_USB_HCK, "infra_66m_usb_hck", "sysaxi_sel",
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2),
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GATE_INFRA3(CLK_INFRA_66M_USB_HCK_CK_P1, "infra_66m_usb_hck_ck_p1",
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"sysaxi_sel", 3),
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GATE_INFRA3(CLK_INFRA_USB_SYS, "infra_usb_sys", "usb_sys_sel", 4),
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GATE_INFRA3(CLK_INFRA_USB_SYS_CK_P1, "infra_usb_sys_ck_p1",
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"usb_sys_p1_sel", 5),
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GATE_INFRA3(CLK_INFRA_USB_REF, "infra_usb_ref", "top_xtal", 6),
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GATE_INFRA3(CLK_INFRA_USB_CK_P1, "infra_usb_ck_p1", "top_xtal", 7),
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GATE_INFRA3_FLAGS(CLK_INFRA_USB_FRMCNT, "infra_usb_frmcnt",
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"usb_frmcnt_sel", 8, CLK_IS_CRITICAL),
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|
GATE_INFRA3_FLAGS(CLK_INFRA_USB_FRMCNT_CK_P1, "infra_usb_frmcnt_ck_p1",
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|
"usb_frmcnt_p1_sel", 9, CLK_IS_CRITICAL),
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|
GATE_INFRA3(CLK_INFRA_USB_PIPE, "infra_usb_pipe", "sspxtp_sel", 10),
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|
GATE_INFRA3(CLK_INFRA_USB_PIPE_CK_P1, "infra_usb_pipe_ck_p1",
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|
"usb_phy_sel", 11),
|
|
GATE_INFRA3(CLK_INFRA_USB_UTMI, "infra_usb_utmi", "top_xtal", 12),
|
|
GATE_INFRA3(CLK_INFRA_USB_UTMI_CK_P1, "infra_usb_utmi_ck_p1",
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|
"top_xtal", 13),
|
|
GATE_INFRA3(CLK_INFRA_USB_XHCI, "infra_usb_xhci", "usb_xhci_sel", 14),
|
|
GATE_INFRA3(CLK_INFRA_USB_XHCI_CK_P1, "infra_usb_xhci_ck_p1",
|
|
"usb_xhci_p1_sel", 15),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_GFMUX_TL_P0, "infra_pcie_gfmux_tl_ck_p0",
|
|
"infra_pcie_gfmux_tl_o_p0_sel", 20),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_GFMUX_TL_P1, "infra_pcie_gfmux_tl_ck_p1",
|
|
"infra_pcie_gfmux_tl_o_p1_sel", 21),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_GFMUX_TL_P2, "infra_pcie_gfmux_tl_ck_p2",
|
|
"infra_pcie_gfmux_tl_o_p2_sel", 22),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_GFMUX_TL_P3, "infra_pcie_gfmux_tl_ck_p3",
|
|
"infra_pcie_gfmux_tl_o_p3_sel", 23),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_PIPE_P0, "infra_pcie_pipe_ck_p0",
|
|
"top_xtal", 24),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_PIPE_P1, "infra_pcie_pipe_ck_p1",
|
|
"top_xtal", 25),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_PIPE_P2, "infra_pcie_pipe_ck_p2",
|
|
"top_xtal", 26),
|
|
GATE_INFRA3(CLK_INFRA_PCIE_PIPE_P3, "infra_pcie_pipe_ck_p3",
|
|
"top_xtal", 27),
|
|
GATE_INFRA3(CLK_INFRA_133M_PCIE_CK_P0, "infra_133m_pcie_ck_p0",
|
|
"sysaxi_sel", 28),
|
|
GATE_INFRA3(CLK_INFRA_133M_PCIE_CK_P1, "infra_133m_pcie_ck_p1",
|
|
"sysaxi_sel", 29),
|
|
GATE_INFRA3(CLK_INFRA_133M_PCIE_CK_P2, "infra_133m_pcie_ck_p2",
|
|
"sysaxi_sel", 30),
|
|
GATE_INFRA3(CLK_INFRA_133M_PCIE_CK_P3, "infra_133m_pcie_ck_p3",
|
|
"sysaxi_sel", 31),
|
|
};
|
|
|
|
static const struct mtk_clk_desc infra_desc = {
|
|
.clks = infra_clks,
|
|
.num_clks = ARRAY_SIZE(infra_clks),
|
|
.mux_clks = infra_muxes,
|
|
.num_mux_clks = ARRAY_SIZE(infra_muxes),
|
|
.clk_lock = &mt7988_clk_lock,
|
|
};
|
|
|
|
static const struct of_device_id of_match_clk_mt7988_infracfg[] = {
|
|
{ .compatible = "mediatek,mt7988-infracfg", .data = &infra_desc },
|
|
{ /* sentinel */ }
|
|
};
|
|
MODULE_DEVICE_TABLE(of, of_match_clk_mt7988_infracfg);
|
|
|
|
static struct platform_driver clk_mt7988_infracfg_drv = {
|
|
.driver = {
|
|
.name = "clk-mt7988-infracfg",
|
|
.of_match_table = of_match_clk_mt7988_infracfg,
|
|
},
|
|
.probe = mtk_clk_simple_probe,
|
|
.remove = mtk_clk_simple_remove,
|
|
};
|
|
module_platform_driver(clk_mt7988_infracfg_drv);
|