From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/clk/rockchip/clk-rk3228.c | 240 ++++++++++++++++++++++++++++++-----------------------------
1 files changed, 121 insertions(+), 119 deletions(-)
diff --git a/kernel/drivers/clk/rockchip/clk-rk3228.c b/kernel/drivers/clk/rockchip/clk-rk3228.c
index d908c80..18c9434 100644
--- a/kernel/drivers/clk/rockchip/clk-rk3228.c
+++ b/kernel/drivers/clk/rockchip/clk-rk3228.c
@@ -1,31 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2015 Rockchip Electronics Co. Ltd.
* Author: Xing Zheng <zhengxing@rock-chips.com>
* Jeffy Chen <jeffy.chen@rock-chips.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * 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/clk-provider.h>
+#include <linux/io.h>
+#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
+#include <linux/of_device.h>
#include <linux/syscore_ops.h>
#include <dt-bindings/clock/rk3228-cru.h>
#include "clk.h"
#define RK3228_GRF_SOC_STATUS0 0x480
-
-#define RK3228_UART_FRAC_MAX_PRATE 600000000
-#define RK3228_SPDIF_FRAC_MAX_PRATE 600000000
-#define RK3228_I2S_FRAC_MAX_PRATE 600000000
enum rk3228_plls {
apll, dpll, cpll, gpll,
@@ -143,22 +133,23 @@
PNAME(mux_pll_p) = { "clk_24m", "xin24m" };
-PNAME(mux_ddrphy_p) = { "dpll", "gpll", "apll" };
-PNAME(mux_armclk_p) = { "apll_core", "gpll_core", "dpll_core" };
+PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr", "apll_ddr" };
PNAME(mux_usb480m_phy_p) = { "usb480m_phy0", "usb480m_phy1" };
PNAME(mux_usb480m_p) = { "usb480m_phy", "xin24m" };
PNAME(mux_hdmiphy_p) = { "hdmiphy_phy", "xin24m" };
+PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu", "hdmiphy_aclk_cpu" };
PNAME(mux_pll_src_4plls_p) = { "cpll", "gpll", "hdmiphy", "usb480m" };
PNAME(mux_pll_src_3plls_p) = { "cpll", "gpll", "hdmiphy" };
PNAME(mux_pll_src_2plls_p) = { "cpll", "gpll" };
PNAME(mux_sclk_hdmi_cec_p) = { "cpll", "gpll", "xin24m" };
+PNAME(mux_aclk_peri_src_p) = { "cpll_peri", "gpll_peri", "hdmiphy_peri" };
PNAME(mux_mmc_src_p) = { "cpll", "gpll", "xin24m", "usb480m" };
PNAME(mux_pll_src_cpll_gpll_usb480m_p) = { "cpll", "gpll", "usb480m" };
PNAME(mux_sclk_rga_p) = { "gpll", "cpll", "sclk_rga_src" };
-PNAME(mux_sclk_vop_src_p) = { "gpll", "cpll" };
+PNAME(mux_sclk_vop_src_p) = { "gpll_vop", "cpll_vop" };
PNAME(mux_dclk_vop_p) = { "hdmiphy", "sclk_vop_pre" };
PNAME(mux_i2s0_p) = { "i2s0_src", "i2s0_frac", "ext_i2s", "xin12m" };
@@ -183,7 +174,7 @@
[cpll] = PLL(pll_rk3036, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(6),
RK2928_MODE_CON, 8, 8, 0, NULL),
[gpll] = PLL(pll_rk3036, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(9),
- RK2928_MODE_CON, 12, 9, 0, rk3228_pll_rates),
+ RK2928_MODE_CON, 12, 9, ROCKCHIP_PLL_SYNC_RATE, rk3228_pll_rates),
};
#define MFLAGS CLK_MUX_HIWORD_MASK
@@ -227,12 +218,19 @@
RK2928_CLKSEL_CON(4), 8, 5, DFLAGS),
/* PD_DDR */
- COMPOSITE_DDRCLK(SCLK_DDRC, "clk_ddrc", mux_ddrphy_p, 0,
- RK2928_CLKSEL_CON(26), 8, 2, 0, 2,
- ROCKCHIP_DDRCLK_SIP_V2),
- FACTOR(0, "clk_ddrphy", "clk_ddrc", 0, 1, 4),
- GATE(0, "ddrphy4x", "clk_ddrc", CLK_IGNORE_UNUSED,
+ GATE(0, "apll_ddr", "apll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ COMPOSITE(0, "ddrphy4x", mux_ddrphy_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(26), 8, 2, MFLAGS, 0, 3, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
RK2928_CLKGATE_CON(7), 1, GFLAGS),
+ GATE(0, "ddrc", "ddrphy_pre", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(8), 5, GFLAGS),
+ FACTOR_GATE(0, "ddrphy", "ddrphy4x", CLK_IGNORE_UNUSED, 1, 4,
+ RK2928_CLKGATE_CON(7), 0, GFLAGS),
/* PD_CORE */
GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED,
@@ -249,7 +247,7 @@
RK2928_CLKGATE_CON(4), 0, GFLAGS),
/* PD_MISC */
- MUX(HDMIPHY, "hdmiphy", mux_hdmiphy_p, CLK_SET_RATE_PARENT,
+ MUX(SCLK_HDMI_PHY, "hdmiphy", mux_hdmiphy_p, CLK_SET_RATE_PARENT,
RK2928_MISC_CON, 13, 1, MFLAGS),
MUX(0, "usb480m_phy", mux_usb480m_phy_p, CLK_SET_RATE_PARENT,
RK2928_MISC_CON, 14, 1, MFLAGS),
@@ -257,22 +255,27 @@
RK2928_MISC_CON, 15, 1, MFLAGS),
/* PD_BUS */
- COMPOSITE(0, "aclk_cpu_src", mux_pll_src_3plls_p, 0,
- RK2928_CLKSEL_CON(0), 13, 2, MFLAGS, 8, 5, DFLAGS,
+ GATE(0, "hdmiphy_aclk_cpu", "hdmiphy", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(0), 1, GFLAGS),
- GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_src", 0,
+ GATE(0, "gpll_aclk_cpu", "gpll", CLK_IS_CRITICAL,
+ RK2928_CLKGATE_CON(0), 1, GFLAGS),
+ GATE(0, "cpll_aclk_cpu", "cpll", CLK_IS_CRITICAL,
+ RK2928_CLKGATE_CON(0), 1, GFLAGS),
+ COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, CLK_IS_CRITICAL,
+ RK2928_CLKSEL_CON(0), 13, 2, MFLAGS, 8, 5, DFLAGS),
+ GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_src", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(6), 0, GFLAGS),
- COMPOSITE_NOMUX(HCLK_CPU, "hclk_cpu", "aclk_cpu_src", 0,
+ COMPOSITE_NOMUX(HCLK_CPU, "hclk_cpu", "aclk_cpu_src", CLK_IS_CRITICAL,
RK2928_CLKSEL_CON(1), 8, 2, DFLAGS,
RK2928_CLKGATE_CON(6), 1, GFLAGS),
- COMPOSITE_NOMUX(0, "pclk_bus_src", "aclk_cpu_src", 0,
+ COMPOSITE_NOMUX(0, "pclk_bus_src", "aclk_cpu_src", CLK_IS_CRITICAL,
RK2928_CLKSEL_CON(1), 12, 3, DFLAGS,
RK2928_CLKGATE_CON(6), 2, GFLAGS),
- GATE(PCLK_CPU, "pclk_cpu", "pclk_bus_src", 0,
+ GATE(PCLK_CPU, "pclk_cpu", "pclk_bus_src", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(6), 3, GFLAGS),
- GATE(0, "pclk_phy_pre", "pclk_bus_src", 0,
+ GATE(0, "pclk_phy_pre", "pclk_bus_src", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(6), 4, GFLAGS),
- GATE(0, "pclk_ddr_pre", "pclk_bus_src", 0,
+ GATE(0, "pclk_ddr_pre", "pclk_bus_src", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(6), 13, GFLAGS),
/* PD_VIDEO */
@@ -307,9 +310,9 @@
RK2928_CLKSEL_CON(31), 13, 2, MFLAGS, 8, 5, DFLAGS,
RK2928_CLKGATE_CON(1), 4, GFLAGS),
- MUX(0, "sclk_rga_src", mux_pll_src_4plls_p, 0,
+ MUX(0, "sclk_rga_src", mux_pll_src_4plls_p, CLK_IS_CRITICAL,
RK2928_CLKSEL_CON(33), 13, 2, MFLAGS),
- COMPOSITE_NOMUX(ACLK_RGA_PRE, "aclk_rga_pre", "sclk_rga_src", 0,
+ COMPOSITE_NOMUX(ACLK_RGA_PRE, "aclk_rga_pre", "sclk_rga_src", CLK_IS_CRITICAL,
RK2928_CLKSEL_CON(33), 8, 5, DFLAGS,
RK2928_CLKGATE_CON(1), 2, GFLAGS),
COMPOSITE(SCLK_RGA, "sclk_rga", mux_sclk_rga_p, 0,
@@ -332,16 +335,21 @@
RK2928_CLKGATE_CON(3), 8, GFLAGS),
/* PD_PERI */
- COMPOSITE(0, "aclk_peri_src", mux_pll_src_3plls_p, 0,
- RK2928_CLKSEL_CON(10), 10, 2, MFLAGS, 0, 5, DFLAGS,
+ GATE(0, "cpll_peri", "cpll", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(2), 0, GFLAGS),
- COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0,
+ GATE(0, "gpll_peri", "gpll", CLK_IS_CRITICAL,
+ RK2928_CLKGATE_CON(2), 0, GFLAGS),
+ GATE(0, "hdmiphy_peri", "hdmiphy", CLK_IS_CRITICAL,
+ RK2928_CLKGATE_CON(2), 0, GFLAGS),
+ COMPOSITE_NOGATE(0, "aclk_peri_src", mux_aclk_peri_src_p, CLK_IS_CRITICAL,
+ RK2928_CLKSEL_CON(10), 10, 2, MFLAGS, 0, 5, DFLAGS),
+ COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", CLK_IS_CRITICAL,
RK2928_CLKSEL_CON(10), 12, 3, DFLAGS,
RK2928_CLKGATE_CON(5), 2, GFLAGS),
- COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", 0,
+ COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", CLK_IS_CRITICAL,
RK2928_CLKSEL_CON(10), 8, 2, DFLAGS,
RK2928_CLKGATE_CON(5), 1, GFLAGS),
- GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", 0,
+ GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", CLK_IS_CRITICAL,
RK2928_CLKGATE_CON(5), 0, GFLAGS),
GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0,
@@ -369,7 +377,7 @@
RK2928_CLKGATE_CON(10), 12, GFLAGS),
COMPOSITE(SCLK_WIFI, "sclk_wifi", mux_pll_src_cpll_gpll_usb480m_p, 0,
- RK2928_CLKSEL_CON(23), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKSEL_CON(23), 5, 2, MFLAGS, 0, 6, DFLAGS,
RK2928_CLKGATE_CON(2), 15, GFLAGS),
COMPOSITE(SCLK_SDMMC, "sclk_sdmmc", mux_mmc_src_p, 0,
@@ -392,14 +400,17 @@
* Clock-Architecture Diagram 2
*/
- COMPOSITE_NODIV(0, "sclk_vop_src", mux_sclk_vop_src_p, 0,
- RK2928_CLKSEL_CON(27), 0, 1, MFLAGS,
+ GATE(0, "gpll_vop", "gpll", 0,
RK2928_CLKGATE_CON(3), 1, GFLAGS),
+ GATE(0, "cpll_vop", "cpll", 0,
+ RK2928_CLKGATE_CON(3), 1, GFLAGS),
+ MUX(0, "sclk_vop_src", mux_sclk_vop_src_p, 0,
+ RK2928_CLKSEL_CON(27), 0, 1, MFLAGS),
DIV(DCLK_HDMI_PHY, "dclk_hdmiphy", "sclk_vop_src", 0,
RK2928_CLKSEL_CON(29), 0, 3, DFLAGS),
DIV(0, "sclk_vop_pre", "sclk_vop_src", 0,
RK2928_CLKSEL_CON(27), 8, 8, DFLAGS),
- MUX(DCLK_VOP, "dclk_vop", mux_dclk_vop_p, CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
+ MUX(DCLK_VOP, "dclk_vop", mux_dclk_vop_p, 0,
RK2928_CLKSEL_CON(27), 1, 1, MFLAGS),
FACTOR(0, "xin12m", "xin24m", 0, 1, 2),
@@ -410,7 +421,7 @@
COMPOSITE_FRACMUX(0, "i2s0_frac", "i2s0_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(8), 0,
RK2928_CLKGATE_CON(0), 4, GFLAGS,
- &rk3228_i2s0_fracmux, RK3228_I2S_FRAC_MAX_PRATE),
+ &rk3228_i2s0_fracmux),
GATE(SCLK_I2S0, "sclk_i2s0", "i2s0_pre", CLK_SET_RATE_PARENT,
RK2928_CLKGATE_CON(0), 5, GFLAGS),
@@ -420,7 +431,7 @@
COMPOSITE_FRACMUX(0, "i2s1_frac", "i2s1_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(7), 0,
RK2928_CLKGATE_CON(0), 11, GFLAGS,
- &rk3228_i2s1_fracmux, RK3228_I2S_FRAC_MAX_PRATE),
+ &rk3228_i2s1_fracmux),
GATE(SCLK_I2S1, "sclk_i2s1", "i2s1_pre", CLK_SET_RATE_PARENT,
RK2928_CLKGATE_CON(0), 14, GFLAGS),
COMPOSITE_NODIV(SCLK_I2S_OUT, "i2s_out", mux_i2s_out_p, 0,
@@ -433,7 +444,7 @@
COMPOSITE_FRACMUX(0, "i2s2_frac", "i2s2_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(30), 0,
RK2928_CLKGATE_CON(0), 8, GFLAGS,
- &rk3228_i2s2_fracmux, RK3228_I2S_FRAC_MAX_PRATE),
+ &rk3228_i2s2_fracmux),
GATE(SCLK_I2S2, "sclk_i2s2", "i2s2_pre", CLK_SET_RATE_PARENT,
RK2928_CLKGATE_CON(0), 9, GFLAGS),
@@ -443,7 +454,7 @@
COMPOSITE_FRACMUX(0, "spdif_frac", "sclk_spdif_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(20), 0,
RK2928_CLKGATE_CON(2), 12, GFLAGS,
- &rk3228_spdif_fracmux, RK3228_SPDIF_FRAC_MAX_PRATE),
+ &rk3228_spdif_fracmux),
GATE(0, "jtag", "ext_jtag", CLK_IGNORE_UNUSED,
RK2928_CLKGATE_CON(1), 3, GFLAGS),
@@ -478,15 +489,15 @@
COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(17), 0,
RK2928_CLKGATE_CON(1), 9, GFLAGS,
- &rk3228_uart0_fracmux, RK3228_UART_FRAC_MAX_PRATE),
+ &rk3228_uart0_fracmux),
COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(18), 0,
RK2928_CLKGATE_CON(1), 11, GFLAGS,
- &rk3228_uart1_fracmux, RK3228_UART_FRAC_MAX_PRATE),
+ &rk3228_uart1_fracmux),
COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(19), 0,
RK2928_CLKGATE_CON(1), 13, GFLAGS,
- &rk3228_uart2_fracmux, RK3228_UART_FRAC_MAX_PRATE),
+ &rk3228_uart2_fracmux),
COMPOSITE(SCLK_NANDC, "sclk_nandc", mux_pll_src_2plls_p, 0,
RK2928_CLKSEL_CON(2), 14, 1, MFLAGS, 8, 5, DFLAGS,
@@ -520,26 +531,26 @@
/* PD_VOP */
GATE(ACLK_RGA, "aclk_rga", "aclk_rga_pre", 0, RK2928_CLKGATE_CON(13), 0, GFLAGS),
- GATE(0, "aclk_rga_noc", "aclk_rga_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(13), 11, GFLAGS),
+ GATE(0, "aclk_rga_noc", "aclk_rga_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 11, GFLAGS),
GATE(ACLK_IEP, "aclk_iep", "aclk_iep_pre", 0, RK2928_CLKGATE_CON(13), 2, GFLAGS),
- GATE(0, "aclk_iep_noc", "aclk_iep_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(13), 9, GFLAGS),
+ GATE(0, "aclk_iep_noc", "aclk_iep_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 9, GFLAGS),
GATE(ACLK_VOP, "aclk_vop", "aclk_vop_pre", 0, RK2928_CLKGATE_CON(13), 5, GFLAGS),
- GATE(0, "aclk_vop_noc", "aclk_vop_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(13), 12, GFLAGS),
+ GATE(0, "aclk_vop_noc", "aclk_vop_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 12, GFLAGS),
GATE(ACLK_HDCP, "aclk_hdcp", "aclk_hdcp_pre", 0, RK2928_CLKGATE_CON(14), 10, GFLAGS),
- GATE(0, "aclk_hdcp_noc", "aclk_hdcp_pre", 0, RK2928_CLKGATE_CON(13), 10, GFLAGS),
+ GATE(0, "aclk_hdcp_noc", "aclk_hdcp_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 10, GFLAGS),
GATE(HCLK_RGA, "hclk_rga", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 1, GFLAGS),
GATE(HCLK_IEP, "hclk_iep", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 3, GFLAGS),
GATE(HCLK_VOP, "hclk_vop", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 6, GFLAGS),
- GATE(0, "hclk_vio_ahb_arbi", "hclk_vio_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(13), 7, GFLAGS),
- GATE(0, "hclk_vio_noc", "hclk_vio_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(13), 8, GFLAGS),
- GATE(0, "hclk_vop_noc", "hclk_vio_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(13), 13, GFLAGS),
- GATE(HCLK_VIO_H2P, "hclk_vio_h2p", "hclk_vio_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(14), 7, GFLAGS),
+ GATE(0, "hclk_vio_ahb_arbi", "hclk_vio_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 7, GFLAGS),
+ GATE(0, "hclk_vio_noc", "hclk_vio_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 8, GFLAGS),
+ GATE(0, "hclk_vop_noc", "hclk_vio_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(13), 13, GFLAGS),
+ GATE(HCLK_VIO_H2P, "hclk_vio_h2p", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 7, GFLAGS),
GATE(HCLK_HDCP_MMU, "hclk_hdcp_mmu", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 12, GFLAGS),
GATE(PCLK_HDMI_CTRL, "pclk_hdmi_ctrl", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 6, GFLAGS),
- GATE(PCLK_VIO_H2P, "pclk_vio_h2p", "hclk_vio_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(14), 8, GFLAGS),
+ GATE(PCLK_VIO_H2P, "pclk_vio_h2p", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 8, GFLAGS),
GATE(PCLK_HDCP, "pclk_hdcp", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 11, GFLAGS),
/* PD_PERI */
@@ -551,29 +562,29 @@
GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 2, GFLAGS),
GATE(HCLK_NANDC, "hclk_nandc", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 3, GFLAGS),
GATE(HCLK_HOST0, "hclk_host0", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 6, GFLAGS),
- GATE(0, "hclk_host0_arb", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(11), 7, GFLAGS),
+ GATE(0, "hclk_host0_arb", "hclk_peri", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(11), 7, GFLAGS),
GATE(HCLK_HOST1, "hclk_host1", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 8, GFLAGS),
- GATE(0, "hclk_host1_arb", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(11), 9, GFLAGS),
+ GATE(0, "hclk_host1_arb", "hclk_peri", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(11), 9, GFLAGS),
GATE(HCLK_HOST2, "hclk_host2", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 10, GFLAGS),
GATE(HCLK_OTG, "hclk_otg", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 12, GFLAGS),
- GATE(0, "hclk_otg_pmu", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(11), 13, GFLAGS),
- GATE(0, "hclk_host2_arb", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(11), 14, GFLAGS),
+ GATE(0, "hclk_otg_pmu", "hclk_peri", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(11), 13, GFLAGS),
+ GATE(0, "hclk_host2_arb", "hclk_peri", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(11), 14, GFLAGS),
GATE(0, "hclk_peri_noc", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 1, GFLAGS),
GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK2928_CLKGATE_CON(11), 5, GFLAGS),
- GATE(0, "pclk_peri_noc", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 2, GFLAGS),
+ GATE(0, "pclk_peri_noc", "pclk_peri", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(12), 2, GFLAGS),
/* PD_GPU */
GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(7), 14, GFLAGS),
- GATE(0, "aclk_gpu_noc", "aclk_gpu_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(7), 15, GFLAGS),
+ GATE(0, "aclk_gpu_noc", "aclk_gpu_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(7), 15, GFLAGS),
/* PD_BUS */
- GATE(0, "sclk_initmem_mbist", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(8), 1, GFLAGS),
- GATE(0, "aclk_initmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(8), 0, GFLAGS),
+ GATE(0, "sclk_initmem_mbist", "aclk_cpu", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(8), 1, GFLAGS),
+ GATE(0, "aclk_initmem", "aclk_cpu", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(8), 0, GFLAGS),
GATE(ACLK_DMAC, "aclk_dmac_bus", "aclk_cpu", 0, RK2928_CLKGATE_CON(8), 2, GFLAGS),
GATE(0, "aclk_bus_noc", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 1, GFLAGS),
- GATE(0, "hclk_rom", "hclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(8), 3, GFLAGS),
+ GATE(0, "hclk_rom", "hclk_cpu", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(8), 3, GFLAGS),
GATE(HCLK_I2S0_8CH, "hclk_i2s0_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS),
GATE(HCLK_I2S1_8CH, "hclk_i2s1_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS),
GATE(HCLK_I2S2_2CH, "hclk_i2s2_2ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS),
@@ -582,9 +593,9 @@
GATE(HCLK_M_CRYPTO, "hclk_crypto_mst", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS),
GATE(HCLK_S_CRYPTO, "hclk_crypto_slv", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 12, GFLAGS),
- GATE(0, "pclk_ddrupctl", "pclk_ddr_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(8), 4, GFLAGS),
- GATE(0, "pclk_ddrmon", "pclk_ddr_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(8), 6, GFLAGS),
- GATE(0, "pclk_msch_noc", "pclk_ddr_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 2, GFLAGS),
+ GATE(0, "pclk_ddrupctl", "pclk_ddr_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(8), 4, GFLAGS),
+ GATE(0, "pclk_ddrmon", "pclk_ddr_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(8), 6, GFLAGS),
+ GATE(0, "pclk_msch_noc", "pclk_ddr_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(10), 2, GFLAGS),
GATE(PCLK_EFUSE_1024, "pclk_efuse_1024", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS),
GATE(PCLK_EFUSE_256, "pclk_efuse_256", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 14, GFLAGS),
@@ -593,7 +604,7 @@
GATE(PCLK_I2C2, "pclk_i2c2", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 1, GFLAGS),
GATE(PCLK_I2C3, "pclk_i2c3", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 2, GFLAGS),
GATE(PCLK_TIMER, "pclk_timer0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 4, GFLAGS),
- GATE(0, "pclk_stimer", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(9), 5, GFLAGS),
+ GATE(0, "pclk_stimer", "pclk_cpu", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(9), 5, GFLAGS),
GATE(PCLK_SPI0, "pclk_spi0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 6, GFLAGS),
GATE(PCLK_PWM, "pclk_rk_pwm", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 7, GFLAGS),
GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 8, GFLAGS),
@@ -609,20 +620,20 @@
GATE(0, "pclk_sgrf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 2, GFLAGS),
GATE(0, "pclk_sim", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 3, GFLAGS),
- GATE(0, "pclk_ddrphy", "pclk_phy_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 3, GFLAGS),
- GATE(PCLK_ACODECPHY, "pclk_acodecphy", "pclk_phy_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 5, GFLAGS),
+ GATE(0, "pclk_ddrphy", "pclk_phy_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(10), 3, GFLAGS),
+ GATE(0, "pclk_acodecphy", "pclk_phy_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(10), 5, GFLAGS),
GATE(PCLK_HDMI_PHY, "pclk_hdmiphy", "pclk_phy_pre", 0, RK2928_CLKGATE_CON(10), 7, GFLAGS),
GATE(0, "pclk_vdacphy", "pclk_phy_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 8, GFLAGS),
- GATE(0, "pclk_phy_noc", "pclk_phy_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 9, GFLAGS),
+ GATE(0, "pclk_phy_noc", "pclk_phy_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(10), 9, GFLAGS),
GATE(ACLK_VPU, "aclk_vpu", "aclk_vpu_pre", 0, RK2928_CLKGATE_CON(15), 0, GFLAGS),
- GATE(0, "aclk_vpu_noc", "aclk_vpu_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(15), 4, GFLAGS),
+ GATE(0, "aclk_vpu_noc", "aclk_vpu_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(15), 4, GFLAGS),
GATE(ACLK_RKVDEC, "aclk_rkvdec", "aclk_rkvdec_pre", 0, RK2928_CLKGATE_CON(15), 2, GFLAGS),
- GATE(0, "aclk_rkvdec_noc", "aclk_rkvdec_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(15), 6, GFLAGS),
+ GATE(0, "aclk_rkvdec_noc", "aclk_rkvdec_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(15), 6, GFLAGS),
GATE(HCLK_VPU, "hclk_vpu", "hclk_vpu_pre", 0, RK2928_CLKGATE_CON(15), 1, GFLAGS),
- GATE(0, "hclk_vpu_noc", "hclk_vpu_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(15), 5, GFLAGS),
+ GATE(0, "hclk_vpu_noc", "hclk_vpu_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(15), 5, GFLAGS),
GATE(HCLK_RKVDEC, "hclk_rkvdec", "hclk_rkvdec_pre", 0, RK2928_CLKGATE_CON(15), 3, GFLAGS),
- GATE(0, "hclk_rkvdec_noc", "hclk_rkvdec_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(15), 7, GFLAGS),
+ GATE(0, "hclk_rkvdec_noc", "hclk_rkvdec_pre", CLK_IS_CRITICAL, RK2928_CLKGATE_CON(15), 7, GFLAGS),
/* PD_MMC */
MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "sclk_sdmmc", RK3228_SDMMC_CON0, 1),
@@ -633,43 +644,6 @@
MMC(SCLK_EMMC_DRV, "emmc_drv", "sclk_emmc", RK3228_EMMC_CON0, 1),
MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "sclk_emmc", RK3228_EMMC_CON1, 1),
-};
-
-static const char *const rk3228_critical_clocks[] __initconst = {
- "aclk_cpu",
- "pclk_cpu",
- "hclk_cpu",
- "aclk_peri",
- "hclk_peri",
- "pclk_peri",
- "aclk_rga_noc",
- "aclk_iep_noc",
- "aclk_vop_noc",
- "aclk_hdcp_noc",
- "hclk_vio_ahb_arbi",
- "hclk_vio_noc",
- "hclk_vop_noc",
- "hclk_host0_arb",
- "hclk_host1_arb",
- "hclk_host2_arb",
- "hclk_otg_pmu",
- "aclk_gpu_noc",
- "sclk_initmem_mbist",
- "aclk_initmem",
- "hclk_rom",
- "pclk_ddrupctl",
- "pclk_ddrmon",
- "pclk_msch_noc",
- "pclk_stimer",
- "pclk_ddrphy",
- "pclk_acodecphy",
- "pclk_phy_noc",
- "aclk_vpu_noc",
- "aclk_rkvdec_noc",
- "aclk_rkvdec",
- "hclk_vpu_noc",
- "hclk_rkvdec_noc",
- "hclk_rkvdec",
};
static void __iomem *rk3228_cru_base;
@@ -688,6 +662,7 @@
{
struct rockchip_clk_provider *ctx;
void __iomem *reg_base;
+ struct clk **clks;
reg_base = of_iomap(np, 0);
if (!reg_base) {
@@ -701,17 +676,16 @@
iounmap(reg_base);
return;
}
+ clks = ctx->clk_data.clks;
rockchip_clk_register_plls(ctx, rk3228_pll_clks,
ARRAY_SIZE(rk3228_pll_clks),
RK3228_GRF_SOC_STATUS0);
rockchip_clk_register_branches(ctx, rk3228_clk_branches,
ARRAY_SIZE(rk3228_clk_branches));
- rockchip_clk_protect_critical(rk3228_critical_clocks,
- ARRAY_SIZE(rk3228_critical_clocks));
rockchip_clk_register_armclk(ctx, ARMCLK, "armclk",
- mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
+ 3, clks[PLL_APLL], clks[PLL_GPLL],
&rk3228_cpuclk_data, rk3228_cpuclk_rates,
ARRAY_SIZE(rk3228_cpuclk_rates));
@@ -728,3 +702,31 @@
}
}
CLK_OF_DECLARE(rk3228_cru, "rockchip,rk3228-cru", rk3228_clk_init);
+
+static int __init clk_rk3228_probe(struct platform_device *pdev)
+{
+ struct device_node *np = pdev->dev.of_node;
+
+ rk3228_clk_init(np);
+
+ return 0;
+}
+
+static const struct of_device_id clk_rk3228_match_table[] = {
+ {
+ .compatible = "rockchip,rk3228-cru",
+ },
+ { }
+};
+MODULE_DEVICE_TABLE(of, clk_rk3228_match_table);
+
+static struct platform_driver clk_rk3228_driver = {
+ .driver = {
+ .name = "clk-rk3228",
+ .of_match_table = clk_rk3228_match_table,
+ },
+};
+builtin_platform_driver_probe(clk_rk3228_driver, clk_rk3228_probe);
+
+MODULE_DESCRIPTION("Rockchip RK3228 Clock Driver");
+MODULE_LICENSE("GPL");
--
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