clk: starfive: Add StarFive JH7110 system clock driver
authorEmil Renner Berthing <kernel@esmil.dk>
Sat, 9 Jul 2022 21:57:57 +0000 (23:57 +0200)
committerŁukasz Stelmach <l.stelmach@samsung.com>
Tue, 31 Jan 2023 15:43:39 +0000 (16:43 +0100)
Add driver for the StarFive JH7110 system clock controller and
register an auxiliary device for system reset controller which
is named as "reset-sys".

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Co-developed-by: Hal Feng <hal.feng@starfivetech.com>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
drivers/clk/starfive/Kconfig
drivers/clk/starfive/Makefile
drivers/clk/starfive/clk-starfive-jh7110-sys.c [new file with mode: 0644]
drivers/clk/starfive/clk-starfive-jh71x0.c
drivers/clk/starfive/clk-starfive-jh71x0.h

index 594d516..7a6ff66 100644 (file)
@@ -20,3 +20,13 @@ config CLK_STARFIVE_JH7100_AUDIO
        help
          Say Y or M here to support the audio clocks on the StarFive JH7100
          SoC.
+
+config CLK_STARFIVE_JH7110_SYS
+       bool "StarFive JH7110 system clock support"
+       depends on SOC_STARFIVE || COMPILE_TEST
+       select AUXILIARY_BUS
+       select CLK_STARFIVE_JH71X0
+       default SOC_STARFIVE
+       help
+         Say yes here to support the system clock controller on the
+         StarFive JH7110 SoC.
index 82edfa9..5ca4e88 100644 (file)
@@ -3,3 +3,5 @@ obj-$(CONFIG_CLK_STARFIVE_JH71X0)       += clk-starfive-jh71x0.o
 
 obj-$(CONFIG_CLK_STARFIVE_JH7100)      += clk-starfive-jh7100.o
 obj-$(CONFIG_CLK_STARFIVE_JH7100_AUDIO)        += clk-starfive-jh7100-audio.o
+
+obj-$(CONFIG_CLK_STARFIVE_JH7110_SYS)  += clk-starfive-jh7110-sys.o
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-sys.c b/drivers/clk/starfive/clk-starfive-jh7110-sys.c
new file mode 100644 (file)
index 0000000..3c1afd6
--- /dev/null
@@ -0,0 +1,650 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 System Clock Driver
+ *
+ * Copyright (C) 2022 Emil Renner Berthing <kernel@esmil.dk>
+ * Copyright (C) 2022 StarFive Technology Co., Ltd.
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/starfive-jh7110.h>
+
+#include "clk-starfive-jh71x0.h"
+
+/* external clocks */
+#define JH7110_SYSCLK_OSC                      (JH7110_SYSCLK_END + 0)
+#define JH7110_SYSCLK_GMAC1_RMII_REFIN         (JH7110_SYSCLK_END + 1)
+#define JH7110_SYSCLK_GMAC1_RGMII_RXIN         (JH7110_SYSCLK_END + 2)
+#define JH7110_SYSCLK_I2STX_BCLK_EXT           (JH7110_SYSCLK_END + 3)
+#define JH7110_SYSCLK_I2STX_LRCK_EXT           (JH7110_SYSCLK_END + 4)
+#define JH7110_SYSCLK_I2SRX_BCLK_EXT           (JH7110_SYSCLK_END + 5)
+#define JH7110_SYSCLK_I2SRX_LRCK_EXT           (JH7110_SYSCLK_END + 6)
+#define JH7110_SYSCLK_TDM_EXT                  (JH7110_SYSCLK_END + 7)
+#define JH7110_SYSCLK_MCLK_EXT                 (JH7110_SYSCLK_END + 8)
+
+static const struct jh71x0_clk_data jh7110_sysclk_data[] __initconst = {
+       /* root */
+       JH71X0__MUX(JH7110_SYSCLK_CPU_ROOT, "cpu_root", 2,
+                   JH7110_SYSCLK_OSC,
+                   JH7110_SYSCLK_PLL0_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_CPU_CORE, "cpu_core", 7,
+                   JH7110_SYSCLK_CPU_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_CPU_BUS, "cpu_bus", 2,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0__MUX(JH7110_SYSCLK_GPU_ROOT, "gpu_root", 2,
+                   JH7110_SYSCLK_PLL2_OUT,
+                   JH7110_SYSCLK_PLL1_OUT),
+       JH71X0_MDIV(JH7110_SYSCLK_PERH_ROOT, "perh_root", 2, 2,
+                   JH7110_SYSCLK_PLL0_OUT,
+                   JH7110_SYSCLK_PLL2_OUT),
+       JH71X0__MUX(JH7110_SYSCLK_BUS_ROOT, "bus_root", 2,
+                   JH7110_SYSCLK_OSC,
+                   JH7110_SYSCLK_PLL2_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_NOCSTG_BUS, "nocstg_bus", 3,
+                   JH7110_SYSCLK_BUS_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_AXI_CFG0, "axi_cfg0", 3,
+                   JH7110_SYSCLK_BUS_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_STG_AXIAHB, "stg_axiahb", 2,
+                   JH7110_SYSCLK_AXI_CFG0),
+       JH71X0_GATE(JH7110_SYSCLK_AHB0, "ahb0", CLK_IS_CRITICAL,
+                   JH7110_SYSCLK_STG_AXIAHB),
+       JH71X0_GATE(JH7110_SYSCLK_AHB1, "ahb1", CLK_IS_CRITICAL,
+                   JH7110_SYSCLK_STG_AXIAHB),
+       JH71X0__DIV(JH7110_SYSCLK_APB_BUS_FUNC, "apb_bus_func", 8,
+                   JH7110_SYSCLK_STG_AXIAHB),
+       JH71X0_GATE(JH7110_SYSCLK_APB0, "apb0", CLK_IS_CRITICAL,
+                   JH7110_SYSCLK_APB_BUS),
+       JH71X0__DIV(JH7110_SYSCLK_PLL0_DIV2, "pll0_div2", 2,
+                   JH7110_SYSCLK_PLL0_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_PLL1_DIV2, "pll1_div2", 2,
+                   JH7110_SYSCLK_PLL1_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_PLL2_DIV2, "pll2_div2", 2,
+                   JH7110_SYSCLK_PLL2_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_AUDIO_ROOT, "audio_root", 8,
+                   JH7110_SYSCLK_PLL2_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_MCLK_INNER, "mclk_inner", 64,
+                   JH7110_SYSCLK_AUDIO_ROOT),
+       JH71X0__MUX(JH7110_SYSCLK_MCLK, "mclk", 2,
+                   JH7110_SYSCLK_MCLK_INNER,
+                   JH7110_SYSCLK_MCLK_EXT),
+       JH71X0_GATE(JH7110_SYSCLK_MCLK_OUT, "mclk_out", 0,
+                   JH7110_SYSCLK_MCLK_INNER),
+       JH71X0_MDIV(JH7110_SYSCLK_ISP_2X, "isp_2x", 8, 2,
+                   JH7110_SYSCLK_PLL2_OUT,
+                   JH7110_SYSCLK_PLL1_OUT),
+       JH71X0__DIV(JH7110_SYSCLK_ISP_AXI, "isp_axi", 4,
+                   JH7110_SYSCLK_ISP_2X),
+       JH71X0_GDIV(JH7110_SYSCLK_GCLK0, "gclk0", 0, 62,
+                   JH7110_SYSCLK_PLL0_DIV2),
+       JH71X0_GDIV(JH7110_SYSCLK_GCLK1, "gclk1", 0, 62,
+                   JH7110_SYSCLK_PLL1_DIV2),
+       JH71X0_GDIV(JH7110_SYSCLK_GCLK2, "gclk2", 0, 62,
+                   JH7110_SYSCLK_PLL2_DIV2),
+       /* cores */
+       JH71X0_GATE(JH7110_SYSCLK_CORE, "core_clk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_CORE1, "core_clk1", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_CORE2, "core_clk2", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_CORE3, "core_clk3", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_CORE4, "core_clk4", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_DEBUG, "debug_clk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_BUS),
+       JH71X0__DIV(JH7110_SYSCLK_RTC_TOGGLE, "rtc_toggle", 6,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_TRACE0, "trace_clk0", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_TRACE1, "trace_clk1", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_TRACE2, "trace_clk2", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_TRACE3, "trace_clk3", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_TRACE4, "trace_clk4", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_TRACE_COM, "trace_com", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_CPU_BUS),
+       /* noc */
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_CPU_AXI, "noc_bus_cpu_axi",
+                   CLK_IS_CRITICAL,
+                   JH7110_SYSCLK_CPU_BUS),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_AXICFG0_AXI, "noc_bus_axicfg0_axi",
+                   CLK_IS_CRITICAL,
+                   JH7110_SYSCLK_AXI_CFG0),
+       /* ddr */
+       JH71X0__DIV(JH7110_SYSCLK_OSC_DIV2, "osc_div2", 2,
+                   JH7110_SYSCLK_OSC),
+       JH71X0__DIV(JH7110_SYSCLK_PLL1_DIV4, "pll1_div4", 2,
+                   JH7110_SYSCLK_PLL1_DIV2),
+       JH71X0__DIV(JH7110_SYSCLK_PLL1_DIV8, "pll1_div8", 2,
+                   JH7110_SYSCLK_PLL1_DIV4),
+       JH71X0__MUX(JH7110_SYSCLK_DDR_BUS, "ddr_bus", 4,
+                   JH7110_SYSCLK_OSC_DIV2,
+                   JH7110_SYSCLK_PLL1_DIV2,
+                   JH7110_SYSCLK_PLL1_DIV4,
+                   JH7110_SYSCLK_PLL1_DIV8),
+       JH71X0_GATE(JH7110_SYSCLK_DDR_AXI, "ddr_axi", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_DDR_BUS),
+       /* gpu */
+       JH71X0__DIV(JH7110_SYSCLK_GPU_CORE, "gpu_core", 7,
+                   JH7110_SYSCLK_GPU_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_GPU_CORE_CLK, "gpu_core_clk", 0,
+                   JH7110_SYSCLK_GPU_CORE),
+       JH71X0_GATE(JH7110_SYSCLK_GPU_SYS_CLK, "gpu_sys_clk", 0,
+                   JH7110_SYSCLK_AXI_CFG1),
+       JH71X0_GATE(JH7110_SYSCLK_GPU_APB, "gpu_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GDIV(JH7110_SYSCLK_GPU_RTC_TOGGLE, "gpu_rtc_toggle", 0, 12,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_GPU_AXI, "noc_bus_gpu_axi", 0,
+                   JH7110_SYSCLK_GPU_CORE),
+       /* isp */
+       JH71X0_GATE(JH7110_SYSCLK_ISP_TOP_ISPCORE_2X,
+                   "isp_top_ispcore_2x", 0,
+                   JH7110_SYSCLK_ISP_2X),
+       JH71X0_GATE(JH7110_SYSCLK_ISP_TOP_ISP_AXI, "isp_top_isp_axi", 0,
+                   JH7110_SYSCLK_ISP_AXI),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_ISP_AXI, "noc_bus_isp_axi",
+                   CLK_IS_CRITICAL,
+                   JH7110_SYSCLK_ISP_AXI),
+       /* hifi4 */
+       JH71X0__DIV(JH7110_SYSCLK_HIFI4_CORE, "hifi4_core", 15,
+                   JH7110_SYSCLK_BUS_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_HIFI4_AXI, "hifi4_axi", 2,
+                   JH7110_SYSCLK_HIFI4_CORE),
+       /* axi_cfg1_dec */
+       JH71X0_GATE(JH7110_SYSCLK_AXI_CFG1_DEC_MAIN, "axi_cfg1_dec_main",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AXI_CFG1),
+       JH71X0_GATE(JH7110_SYSCLK_AXI_CFG1_DEC_AHB, "cfg1_dec_ahb",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AHB0),
+       /* vout */
+       JH71X0_GATE(JH7110_SYSCLK_VOUT_SRC, "vout_src", 0,
+                   JH7110_SYSCLK_VOUT_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_VOUT_AXI, "vout_axi", 7,
+                   JH7110_SYSCLK_VOUT_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_DISP_AXI, "noc_bus_disp_axi", 0,
+                   JH7110_SYSCLK_VOUT_AXI),
+       JH71X0_GATE(JH7110_SYSCLK_VOUT_TOP_VOUT_AHB, "vout_top_vout_ahb", 0,
+                   JH7110_SYSCLK_AHB1),
+       JH71X0_GATE(JH7110_SYSCLK_VOUT_TOP_VOUT_AXI, "vout_top_vout_axi", 0,
+                   JH7110_SYSCLK_VOUT_AXI),
+       JH71X0_GATE(JH7110_SYSCLK_VOUT_TOP_HDMITX0_MCLK,
+                   "vout_top_hdmitx0_mclk", 0,
+                   JH7110_SYSCLK_MCLK),
+       JH71X0__DIV(JH7110_SYSCLK_VOUT_TOP_MIPIPHY_REF,
+                   "vout_top_mipiphy_ref", 2,
+                   JH7110_SYSCLK_OSC),
+       /* jpegc */
+       JH71X0__DIV(JH7110_SYSCLK_JPEGC_AXI, "jpegc_axi", 16,
+                   JH7110_SYSCLK_VENC_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_CODAJ12_AXI, "codaj12_axi", 0,
+                   JH7110_SYSCLK_JPEGC_AXI),
+       JH71X0_GDIV(JH7110_SYSCLK_CODAJ12_CORE, "codaj12_core", 0, 16,
+                   JH7110_SYSCLK_VENC_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_CODAJ12_APB, "codaj12_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       /* vdec */
+       JH71X0__DIV(JH7110_SYSCLK_VDEC_AXI, "vdec_axi", 7,
+                   JH7110_SYSCLK_BUS_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_WAVE511_AXI, "wave511_axi", 0,
+                   JH7110_SYSCLK_VDEC_AXI),
+       JH71X0_GDIV(JH7110_SYSCLK_WAVE511_BPU, "wave511_bpu", 0, 7,
+                   JH7110_SYSCLK_BUS_ROOT),
+       JH71X0_GDIV(JH7110_SYSCLK_WAVE511_VCE, "wave511_vce", 0, 7,
+                   JH7110_SYSCLK_VDEC_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_WAVE511_APB, "wave511_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_VDEC_JPG_ARB_JPG, "vdec_jpg_arb_jpg",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_JPEGC_AXI),
+       JH71X0_GATE(JH7110_SYSCLK_VDEC_JPG_ARB_MAIN, "vdec_jpg_arb_main",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_VDEC_AXI),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_VDEC_AXI, "noc_bus_vdec_axi", 0,
+                   JH7110_SYSCLK_VDEC_AXI),
+       /* venc */
+       JH71X0__DIV(JH7110_SYSCLK_VENC_AXI, "venc_axi", 15,
+                   JH7110_SYSCLK_VENC_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_WAVE420L_AXI, "wave420l_axi", 0,
+                   JH7110_SYSCLK_VENC_AXI),
+       JH71X0_GDIV(JH7110_SYSCLK_WAVE420L_BPU, "wave420l_bpu", 0, 15,
+                   JH7110_SYSCLK_VENC_ROOT),
+       JH71X0_GDIV(JH7110_SYSCLK_WAVE420L_VCE, "wave420l_vce", 0, 15,
+                   JH7110_SYSCLK_VENC_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_WAVE420L_APB, "wave420l_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_VENC_AXI, "noc_bus_venc_axi", 0,
+                   JH7110_SYSCLK_VENC_AXI),
+       /* intmem */
+       JH71X0_GATE(JH7110_SYSCLK_AXI_CFG0_DEC_MAIN_DIV,
+                   "axi_cfg0_dec_main_div", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AHB1),
+       JH71X0_GATE(JH7110_SYSCLK_AXI_CFG0_DEC_MAIN, "axi_cfg0_dec_main",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AXI_CFG0),
+       JH71X0_GATE(JH7110_SYSCLK_AXI_CFG0_DEC_HIFI4, "axi_cfg0_dec_hifi4",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_HIFI4_AXI),
+       JH71X0_GATE(JH7110_SYSCLK_AXIMEM2_128B_AXI, "aximem2_128b_axi",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AXI_CFG0),
+       /* qspi */
+       JH71X0_GATE(JH7110_SYSCLK_QSPI_AHB, "qspi_ahb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AHB1),
+       JH71X0_GATE(JH7110_SYSCLK_QSPI_APB, "qspi_apb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB12),
+       JH71X0__DIV(JH7110_SYSCLK_QSPI_REF_SRC, "qspi_ref_src", 16,
+                   JH7110_SYSCLK_GMACUSB_ROOT),
+       JH71X0_GMUX(JH7110_SYSCLK_QSPI_REF, "qspi_ref", CLK_IGNORE_UNUSED, 2,
+                   JH7110_SYSCLK_OSC,
+                   JH7110_SYSCLK_QSPI_REF_SRC),
+       /* sdio */
+       JH71X0_GATE(JH7110_SYSCLK_SDIO0_AHB, "sdio0_ahb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AHB0),
+       JH71X0_GATE(JH7110_SYSCLK_SDIO1_AHB, "sdio1_ahb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_AHB0),
+       JH71X0_GDIV(JH7110_SYSCLK_SDIO0_SDCARD, "sdio0_sdcard",
+                   CLK_IGNORE_UNUSED, 15,
+                   JH7110_SYSCLK_AXI_CFG0),
+       JH71X0_GDIV(JH7110_SYSCLK_SDIO1_SDCARD, "sdio1_sdcard",
+                   CLK_IGNORE_UNUSED, 15,
+                   JH7110_SYSCLK_AXI_CFG0),
+       /* stg */
+       JH71X0__DIV(JH7110_SYSCLK_USB_125M, "usb_125m", 15,
+                   JH7110_SYSCLK_GMACUSB_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_STG_AXI, "noc_bus_stg_axi",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_NOCSTG_BUS),
+       /* gmac1 */
+       JH71X0_GATE(JH7110_SYSCLK_GMAC1_AHB, "gmac1_ahb", 0,
+                   JH7110_SYSCLK_AHB0),
+       JH71X0_GATE(JH7110_SYSCLK_GMAC1_AXI, "gmac1_axi", 0,
+                   JH7110_SYSCLK_STG_AXIAHB),
+       JH71X0__DIV(JH7110_SYSCLK_GMAC_SRC, "gmac_src", 7,
+                   JH7110_SYSCLK_GMACUSB_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_GMAC1_GTXCLK, "gmac1_gtxclk", 15,
+                   JH7110_SYSCLK_GMACUSB_ROOT),
+       JH71X0__DIV(JH7110_SYSCLK_GMAC1_RMII_RTX, "gmac1_rmii_rtx", 30,
+                   JH7110_SYSCLK_GMAC1_RMII_REFIN),
+       JH71X0_GDIV(JH7110_SYSCLK_GMAC1_PTP, "gmac1_ptp", 0, 31,
+                   JH7110_SYSCLK_GMAC_SRC),
+       JH71X0__MUX(JH7110_SYSCLK_GMAC1_RX, "gmac1_rx", 2,
+                   JH7110_SYSCLK_GMAC1_RGMII_RXIN,
+                   JH7110_SYSCLK_GMAC1_RMII_RTX),
+       JH71X0__INV(JH7110_SYSCLK_GMAC1_RX_INV, "gmac1_rx_inv",
+                   JH7110_SYSCLK_GMAC1_RX),
+       JH71X0_GMUX(JH7110_SYSCLK_GMAC1_TX, "gmac1_tx", 0, 2,
+                   JH7110_SYSCLK_GMAC1_GTXCLK,
+                   JH7110_SYSCLK_GMAC1_RMII_RTX),
+       JH71X0__INV(JH7110_SYSCLK_GMAC1_TX_INV, "gmac1_tx_inv",
+                   JH7110_SYSCLK_GMAC1_TX),
+       JH71X0_GATE(JH7110_SYSCLK_GMAC1_GTXC, "gmac1_gtxc", 0,
+                   JH7110_SYSCLK_GMAC1_GTXCLK),
+       /* gmac0 */
+       JH71X0_GDIV(JH7110_SYSCLK_GMAC0_GTXCLK, "gmac0_gtxclk", 0, 15,
+                   JH7110_SYSCLK_GMACUSB_ROOT),
+       JH71X0_GDIV(JH7110_SYSCLK_GMAC0_PTP, "gmac0_ptp", 0, 31,
+                   JH7110_SYSCLK_GMAC_SRC),
+       JH71X0_GDIV(JH7110_SYSCLK_GMAC_PHY, "gmac_phy", 0, 31,
+                   JH7110_SYSCLK_GMAC_SRC),
+       JH71X0_GATE(JH7110_SYSCLK_GMAC0_GTXC, "gmac0_gtxc", 0,
+                   JH7110_SYSCLK_GMAC0_GTXCLK),
+       /* sys misc */
+       JH71X0_GATE(JH7110_SYSCLK_IOMUX, "iomux_pclk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_MAILBOX, "mailbox_apb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_INT_CTRL_APB, "int_ctrl_apb",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB12),
+       /* can0 */
+       JH71X0_GATE(JH7110_SYSCLK_CAN0_APB, "can0_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GDIV(JH7110_SYSCLK_CAN0_TIMER, "can0_timer", 0, 24,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GDIV(JH7110_SYSCLK_CAN0_CAN, "can0_can", 0, 63,
+                   JH7110_SYSCLK_PERH_ROOT),
+       /* can1 */
+       JH71X0_GATE(JH7110_SYSCLK_CAN1_APB, "can1_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GDIV(JH7110_SYSCLK_CAN1_TIMER, "can1_timer", 0, 24,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GDIV(JH7110_SYSCLK_CAN1_CAN, "can1_can", 0, 63,
+                   JH7110_SYSCLK_PERH_ROOT),
+       /* pwm */
+       JH71X0_GATE(JH7110_SYSCLK_PWM_APB, "pwm_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       /* wdt */
+       JH71X0_GATE(JH7110_SYSCLK_WDT_APB, "wdt_apb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_WDT_CORE, "wdt_core", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_OSC),
+       /* timer */
+       JH71X0_GATE(JH7110_SYSCLK_TIMER_APB, "timer_apb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_TIMER0, "timer0_clk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_TIMER1, "timer1_clk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_TIMER2, "timer2_clk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_TIMER3, "timer3_clk", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_OSC),
+       /* temp sensor */
+       JH71X0_GATE(JH7110_SYSCLK_TEMP_APB, "temp_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GDIV(JH7110_SYSCLK_TEMP_CORE, "temp_core", 0, 24,
+                   JH7110_SYSCLK_OSC),
+       /* spi */
+       JH71X0_GATE(JH7110_SYSCLK_SPI0_APB, "spi0_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_SPI1_APB, "spi1_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_SPI2_APB, "spi2_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_SPI3_APB, "spi3_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_SPI4_APB, "spi4_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_SPI5_APB, "spi5_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_SPI6_APB, "spi6_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       /* i2c */
+       JH71X0_GATE(JH7110_SYSCLK_I2C0_APB, "i2c0_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_I2C1_APB, "i2c1_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_I2C2_APB, "i2c2_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_I2C3_APB, "i2c3_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_I2C4_APB, "i2c4_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_I2C5_APB, "i2c5_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       JH71X0_GATE(JH7110_SYSCLK_I2C6_APB, "i2c6_apb", 0,
+                   JH7110_SYSCLK_APB12),
+       /* uart */
+       JH71X0_GATE(JH7110_SYSCLK_UART0_APB, "uart0_apb", CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_UART0_CORE, "uart0_core",
+                   CLK_IGNORE_UNUSED,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_UART1_APB, "uart1_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_UART1_CORE, "uart1_core", 0,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_UART2_APB, "uart2_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_UART2_CORE, "uart2_core", 0,
+                   JH7110_SYSCLK_OSC),
+       JH71X0_GATE(JH7110_SYSCLK_UART3_APB, "uart3_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_UART3_CORE, "uart3_core", 0, 10,
+                   JH7110_SYSCLK_PERH_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_UART4_APB, "uart4_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_UART4_CORE, "uart4_core", 0, 10,
+                   JH7110_SYSCLK_PERH_ROOT),
+       JH71X0_GATE(JH7110_SYSCLK_UART5_APB, "uart5_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_UART5_CORE, "uart5_core", 0, 10,
+                   JH7110_SYSCLK_PERH_ROOT),
+       /* pwmdac */
+       JH71X0_GATE(JH7110_SYSCLK_PWMDAC_APB, "pwmdac_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_PWMDAC_CORE, "pwmdac_core", 0, 256,
+                   JH7110_SYSCLK_AUDIO_ROOT),
+       /* spdif */
+       JH71X0_GATE(JH7110_SYSCLK_SPDIF_APB, "spdif_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GATE(JH7110_SYSCLK_SPDIF_CORE, "spdif_core", 0,
+                   JH7110_SYSCLK_MCLK),
+       /* i2stx0 */
+       JH71X0_GATE(JH7110_SYSCLK_I2STX0_APB, "i2stx0_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_I2STX0_BCLK_MST, "i2stx0_bclk_mst", 0, 32,
+                   JH7110_SYSCLK_MCLK),
+       JH71X0__INV(JH7110_SYSCLK_I2STX0_BCLK_MST_INV, "i2stx0_bclk_mst_inv",
+                   JH7110_SYSCLK_I2STX0_BCLK_MST),
+       JH71X0_MDIV(JH7110_SYSCLK_I2STX0_LRCK_MST, "i2stx0_lrck_mst", 64, 2,
+                   JH7110_SYSCLK_I2STX0_BCLK_MST_INV,
+                   JH7110_SYSCLK_I2STX0_BCLK_MST),
+       JH71X0__MUX(JH7110_SYSCLK_I2STX0_BCLK, "i2stx0_bclk",   2,
+                   JH7110_SYSCLK_I2STX0_BCLK_MST,
+                   JH7110_SYSCLK_I2STX_BCLK_EXT),
+       JH71X0__INV(JH7110_SYSCLK_I2STX0_BCLK_INV, "i2stx0_bclk_inv",
+                   JH7110_SYSCLK_I2STX0_BCLK),
+       JH71X0__MUX(JH7110_SYSCLK_I2STX0_LRCK, "i2stx0_lrck", 2,
+                   JH7110_SYSCLK_I2STX0_LRCK_MST,
+                   JH7110_SYSCLK_I2STX_LRCK_EXT),
+       /* i2stx1 */
+       JH71X0_GATE(JH7110_SYSCLK_I2STX1_APB, "i2stx1_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_I2STX1_BCLK_MST, "i2stx1_bclk_mst", 0, 32,
+                   JH7110_SYSCLK_MCLK),
+       JH71X0__INV(JH7110_SYSCLK_I2STX1_BCLK_MST_INV, "i2stx1_bclk_mst_inv",
+                   JH7110_SYSCLK_I2STX1_BCLK_MST),
+       JH71X0_MDIV(JH7110_SYSCLK_I2STX1_LRCK_MST, "i2stx1_lrck_mst", 64, 2,
+                   JH7110_SYSCLK_I2STX1_BCLK_MST_INV,
+                   JH7110_SYSCLK_I2STX1_BCLK_MST),
+       JH71X0__MUX(JH7110_SYSCLK_I2STX1_BCLK, "i2stx1_bclk", 2,
+                   JH7110_SYSCLK_I2STX1_BCLK_MST,
+                   JH7110_SYSCLK_I2STX_BCLK_EXT),
+       JH71X0__INV(JH7110_SYSCLK_I2STX1_BCLK_INV, "i2stx1_bclk_inv",
+                   JH7110_SYSCLK_I2STX1_BCLK),
+       JH71X0__MUX(JH7110_SYSCLK_I2STX1_LRCK, "i2stx1_lrck", 2,
+                   JH7110_SYSCLK_I2STX1_LRCK_MST,
+                   JH7110_SYSCLK_I2STX_LRCK_EXT),
+       /* i2srx */
+       JH71X0_GATE(JH7110_SYSCLK_I2SRX_APB, "i2srx_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_I2SRX_BCLK_MST, "i2srx_bclk_mst", 0, 32,
+                   JH7110_SYSCLK_MCLK),
+       JH71X0__INV(JH7110_SYSCLK_I2SRX_BCLK_MST_INV, "i2srx_bclk_mst_inv",
+                   JH7110_SYSCLK_I2SRX_BCLK_MST),
+       JH71X0_MDIV(JH7110_SYSCLK_I2SRX_LRCK_MST, "i2srx_lrck_mst", 64, 2,
+                   JH7110_SYSCLK_I2SRX_BCLK_MST_INV,
+                   JH7110_SYSCLK_I2SRX_BCLK_MST),
+       JH71X0__MUX(JH7110_SYSCLK_I2SRX_BCLK, "i2srx_bclk", 2,
+                   JH7110_SYSCLK_I2SRX_BCLK_MST,
+                   JH7110_SYSCLK_I2SRX_BCLK_EXT),
+       JH71X0__INV(JH7110_SYSCLK_I2SRX_BCLK_INV, "i2srx_bclk_inv",
+                   JH7110_SYSCLK_I2SRX_BCLK),
+       JH71X0__MUX(JH7110_SYSCLK_I2SRX_LRCK, "i2srx_lrck", 2,
+                   JH7110_SYSCLK_I2SRX_LRCK_MST,
+                   JH7110_SYSCLK_I2SRX_LRCK_EXT),
+       /* pdm */
+       JH71X0_GDIV(JH7110_SYSCLK_PDM_DMIC, "pdm_dmic", 0, 64,
+                   JH7110_SYSCLK_MCLK),
+       JH71X0_GATE(JH7110_SYSCLK_PDM_APB, "pdm_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       /* tdm */
+       JH71X0_GATE(JH7110_SYSCLK_TDM_AHB, "tdm_ahb", 0,
+                   JH7110_SYSCLK_AHB0),
+       JH71X0_GATE(JH7110_SYSCLK_TDM_APB, "tdm_apb", 0,
+                   JH7110_SYSCLK_APB0),
+       JH71X0_GDIV(JH7110_SYSCLK_TDM_INTERNAL, "tdm_internal", 0, 64,
+                   JH7110_SYSCLK_MCLK),
+       JH71X0__MUX(JH7110_SYSCLK_TDM_CLK_TDM, "tdm_clk_tdm", 2,
+                   JH7110_SYSCLK_TDM_INTERNAL,
+                   JH7110_SYSCLK_TDM_EXT),
+       JH71X0__INV(JH7110_SYSCLK_TDM_CLK_TDM_N, "tdm_clk_tdm_n",
+                   JH7110_SYSCLK_TDM_CLK_TDM),
+       /* jtag */
+       JH71X0__DIV(JH7110_SYSCLK_JTAG_CERTIFICATION_TRNG,
+                   "jtag_certification_trng", 4,
+                   JH7110_SYSCLK_OSC),
+};
+
+static const struct {
+       const char *name;
+       const char *parent;
+       unsigned int mul;
+       unsigned int div;
+} jh7110_fixed_factor_clocks[JH7110_SYSCLK_END - JH7110_SYSCLK_PLL0_OUT] __initconst = {
+       [JH7110_SYSCLK_PLL0_OUT - JH7110_SYSCLK_PLL0_OUT] = {
+               "pll0_out", "osc", 625, 12 /* 24MHz -> 1250.0MHz */
+       },
+       [JH7110_SYSCLK_PLL1_OUT - JH7110_SYSCLK_PLL0_OUT] = {
+               "pll1_out", "osc", 533, 12 /* 24MHz -> 1066.0MHz */
+       },
+       [JH7110_SYSCLK_PLL2_OUT - JH7110_SYSCLK_PLL0_OUT] = {
+               "pll2_out", "osc", 99, 2 /* 24MHz -> 1188.0MHz */
+       },
+       [JH7110_SYSCLK_PCLK2_MUX_FUNC - JH7110_SYSCLK_PLL0_OUT] = {
+               "pclk2_mux_func", "apb_bus_func", 1, 1
+       },
+       [JH7110_SYSCLK_PCLK2_MUX - JH7110_SYSCLK_PLL0_OUT] = {
+               "pclk2_mux", "pclk2_mux_func", 1, 1
+       },
+       [JH7110_SYSCLK_APB_BUS - JH7110_SYSCLK_PLL0_OUT] = {
+               "apb_bus", "pclk2_mux", 1, 1
+       },
+       [JH7110_SYSCLK_AXI_CFG1 - JH7110_SYSCLK_PLL0_OUT] = {
+               "axi_cfg1", "isp_axi", 1, 1
+       },
+       [JH7110_SYSCLK_APB12 - JH7110_SYSCLK_PLL0_OUT] = {
+               "apb12", "apb_bus", 1, 1
+       },
+       [JH7110_SYSCLK_VOUT_ROOT - JH7110_SYSCLK_PLL0_OUT] = {
+               "vout_root", "pll2_out", 1, 1
+       },
+       [JH7110_SYSCLK_VENC_ROOT - JH7110_SYSCLK_PLL0_OUT] = {
+               "venc_root", "pll2_out", 1, 1
+       },
+       [JH7110_SYSCLK_VDEC_ROOT - JH7110_SYSCLK_PLL0_OUT] = {
+               "vdec_root", "pll0_out", 1, 1
+       },
+       [JH7110_SYSCLK_GMACUSB_ROOT - JH7110_SYSCLK_PLL0_OUT] = {
+               "gmacusb_root", "pll0_out", 1, 1
+       },
+};
+
+static struct clk_hw *jh7110_sysclk_get(struct of_phandle_args *clkspec, void *data)
+{
+       struct jh71x0_clk_priv *priv = data;
+       unsigned int idx = clkspec->args[0];
+
+       if (idx < JH7110_SYSCLK_PLL0_OUT)
+               return &priv->reg[idx].hw;
+
+       if (idx < JH7110_SYSCLK_END)
+               return priv->pll[idx - JH7110_SYSCLK_PLL0_OUT];
+
+       return ERR_PTR(-EINVAL);
+}
+
+static int __init jh7110_syscrg_probe(struct platform_device *pdev)
+{
+       struct jh71x0_clk_priv *priv;
+       unsigned int idx;
+       int i, ret;
+
+       priv = devm_kzalloc(&pdev->dev,
+                           struct_size(priv, reg, JH7110_SYSCLK_PLL0_OUT),
+                           GFP_KERNEL);
+       if (!priv)
+               return -ENOMEM;
+
+       spin_lock_init(&priv->rmw_lock);
+       priv->dev = &pdev->dev;
+       priv->base = devm_platform_ioremap_resource(pdev, 0);
+       if (IS_ERR(priv->base))
+               return PTR_ERR(priv->base);
+
+       dev_set_drvdata(priv->dev, priv->base);
+
+       for (i = 0; i < ARRAY_SIZE(jh7110_fixed_factor_clocks); i++) {
+               priv->pll[i] =
+                       devm_clk_hw_register_fixed_factor(&pdev->dev,
+                                                         jh7110_fixed_factor_clocks[i].name,
+                                                         jh7110_fixed_factor_clocks[i].parent,
+                                                         0,
+                                                         jh7110_fixed_factor_clocks[i].mul,
+                                                         jh7110_fixed_factor_clocks[i].div);
+               if (IS_ERR(priv->pll[i]))
+                       return PTR_ERR(priv->pll[i]);
+       }
+
+       for (idx = 0; idx < JH7110_SYSCLK_PLL0_OUT; idx++) {
+               u32 max = jh7110_sysclk_data[idx].max;
+               struct clk_parent_data parents[4] = {};
+               struct clk_init_data init = {
+                       .name = jh7110_sysclk_data[idx].name,
+                       .ops = starfive_jh71x0_clk_ops(max),
+                       .parent_data = parents,
+                       .num_parents =
+                               ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+                       .flags = jh7110_sysclk_data[idx].flags,
+               };
+               struct jh71x0_clk *clk = &priv->reg[idx];
+               unsigned int i;
+
+               for (i = 0; i < init.num_parents; i++) {
+                       unsigned int pidx = jh7110_sysclk_data[idx].parents[i];
+
+                       if (pidx < JH7110_SYSCLK_PLL0_OUT)
+                               parents[i].hw = &priv->reg[pidx].hw;
+                       else if (pidx < JH7110_SYSCLK_END)
+                               parents[i].hw = priv->pll[pidx - JH7110_SYSCLK_PLL0_OUT];
+                       else if (pidx == JH7110_SYSCLK_OSC)
+                               parents[i].fw_name = "osc";
+                       else if (pidx == JH7110_SYSCLK_GMAC1_RMII_REFIN)
+                               parents[i].fw_name = "gmac1_rmii_refin";
+                       else if (pidx == JH7110_SYSCLK_GMAC1_RGMII_RXIN)
+                               parents[i].fw_name = "gmac1_rgmii_rxin";
+                       else if (pidx == JH7110_SYSCLK_I2STX_BCLK_EXT)
+                               parents[i].fw_name = "i2stx_bclk_ext";
+                       else if (pidx == JH7110_SYSCLK_I2STX_LRCK_EXT)
+                               parents[i].fw_name = "i2stx_lrck_ext";
+                       else if (pidx == JH7110_SYSCLK_I2SRX_BCLK_EXT)
+                               parents[i].fw_name = "i2srx_bclk_ext";
+                       else if (pidx == JH7110_SYSCLK_I2SRX_LRCK_EXT)
+                               parents[i].fw_name = "i2srx_lrck_ext";
+                       else if (pidx == JH7110_SYSCLK_TDM_EXT)
+                               parents[i].fw_name = "tdm_ext";
+                       else if (pidx == JH7110_SYSCLK_MCLK_EXT)
+                               parents[i].fw_name = "mclk_ext";
+               }
+
+               clk->hw.init = &init;
+               clk->idx = idx;
+               clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+               ret = devm_clk_hw_register(&pdev->dev, &clk->hw);
+               if (ret)
+                       return ret;
+       }
+
+       ret = devm_of_clk_add_hw_provider(&pdev->dev, jh7110_sysclk_get, priv);
+       if (ret)
+               return ret;
+
+       return jh7110_reset_controller_register(priv, "reset-sys", 0);
+}
+
+static const struct of_device_id jh7110_syscrg_match[] = {
+       { .compatible = "starfive,jh7110-syscrg" },
+       { /* sentinel */ }
+};
+
+static struct platform_driver jh7110_syscrg_driver = {
+       .driver = {
+               .name = "clk-starfive-jh7110-sys",
+               .of_match_table = jh7110_syscrg_match,
+               .suppress_bind_attrs = true,
+       },
+};
+builtin_platform_driver_probe(jh7110_syscrg_driver, jh7110_syscrg_probe);
index b372083..dda19c6 100644 (file)
@@ -5,6 +5,7 @@
  * Copyright (C) 2021-2022 Emil Renner Berthing <kernel@esmil.dk>
  */
 
+#include <linux/auxiliary_bus.h>
 #include <linux/clk-provider.h>
 #include <linux/debugfs.h>
 #include <linux/device.h>
@@ -331,3 +332,56 @@ const struct clk_ops *starfive_jh71x0_clk_ops(u32 max)
        return &jh71x0_clk_inv_ops;
 }
 EXPORT_SYMBOL_GPL(starfive_jh71x0_clk_ops);
+
+#if IS_ENABLED(CONFIG_CLK_STARFIVE_JH7110_SYS)
+
+static void jh7110_reset_unregister_adev(void *_adev)
+{
+       struct auxiliary_device *adev = _adev;
+
+       auxiliary_device_delete(adev);
+}
+
+static void jh7110_reset_adev_release(struct device *dev)
+{
+       struct auxiliary_device *adev = to_auxiliary_dev(dev);
+
+       auxiliary_device_uninit(adev);
+
+       kfree(adev);
+}
+
+int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv,
+                                    const char *adev_name,
+                                    u32 adev_id)
+{
+       struct auxiliary_device *adev;
+       int ret;
+
+       adev = kzalloc(sizeof(*adev), GFP_KERNEL);
+       if (!adev)
+               return -ENOMEM;
+
+       adev->name = adev_name;
+       adev->dev.parent = priv->dev;
+       adev->dev.release = jh7110_reset_adev_release;
+       adev->id = adev_id;
+
+       ret = auxiliary_device_init(adev);
+       if (ret) {
+               kfree(adev);
+               return ret;
+       }
+
+       ret = auxiliary_device_add(adev);
+       if (ret) {
+               auxiliary_device_uninit(adev);
+               return ret;
+       }
+
+       return devm_add_action_or_reset(priv->dev,
+                                       jh7110_reset_unregister_adev, adev);
+}
+EXPORT_SYMBOL_GPL(jh7110_reset_controller_register);
+
+#endif
index baf4b5c..7a52e46 100644 (file)
@@ -105,10 +105,18 @@ struct jh71x0_clk_priv {
        spinlock_t rmw_lock;
        struct device *dev;
        void __iomem *base;
-       struct clk_hw *pll[3];
+       struct clk_hw *pll[12];
        struct jh71x0_clk reg[];
 };
 
 const struct clk_ops *starfive_jh71x0_clk_ops(u32 max);
 
+#if IS_ENABLED(CONFIG_CLK_STARFIVE_JH7110_SYS)
+
+int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv,
+                                    const char *adev_name,
+                                    u32 adev_id);
+
+#endif
+
 #endif