[RFC 10/16] clk: starfive: Add JH8100 North-East clock generator driver
Sia Jee Heng
jeeheng.sia at starfivetech.com
Mon Dec 25 21:38:42 PST 2023
Add support for JH8100 North-East (NECRG) clock generator.
Signed-off-by: Sia Jee Heng <jeeheng.sia at starfivetech.com>
Reviewed-by: Ley Foon Tan <leyfoon.tan at starfivetech.com>
---
drivers/clk/starfive/Kconfig | 6 +
drivers/clk/starfive/Makefile | 1 +
drivers/clk/starfive/clk-starfive-common.h | 7 +
drivers/clk/starfive/clk-starfive-jh8100-ne.c | 499 ++++++++++++++++++
4 files changed, 513 insertions(+)
create mode 100644 drivers/clk/starfive/clk-starfive-jh8100-ne.c
diff --git a/drivers/clk/starfive/Kconfig b/drivers/clk/starfive/Kconfig
index 6a15c45473ff..23968e97969b 100644
--- a/drivers/clk/starfive/Kconfig
+++ b/drivers/clk/starfive/Kconfig
@@ -89,3 +89,9 @@ config CLK_STARFIVE_JH8100_NW
help
Say yes here to support the North-West clock controller on the StarFive JH8100 SoC.
+config CLK_STARFIVE_JH8100_NE
+ bool "StarFive JH8100 North-East clock support"
+ depends on CLK_STARFIVE_JH8100_SYS
+ default ARCH_STARFIVE
+ help
+ Say yes here to support the North-East clock controller on the StarFive JH8100 SoC.
diff --git a/drivers/clk/starfive/Makefile b/drivers/clk/starfive/Makefile
index 2ba07d3398f0..cecce3655600 100644
--- a/drivers/clk/starfive/Makefile
+++ b/drivers/clk/starfive/Makefile
@@ -13,3 +13,4 @@ obj-$(CONFIG_CLK_STARFIVE_JH7110_VOUT) += clk-starfive-jh7110-vout.o
obj-$(CONFIG_CLK_STARFIVE_JH8100_SYS) += clk-starfive-jh8100-sys.o
obj-$(CONFIG_CLK_STARFIVE_JH8100_NW) += clk-starfive-jh8100-nw.o
+obj-$(CONFIG_CLK_STARFIVE_JH8100_NE) += clk-starfive-jh8100-ne.o
diff --git a/drivers/clk/starfive/clk-starfive-common.h b/drivers/clk/starfive/clk-starfive-common.h
index fed45311360c..23c8236873a4 100644
--- a/drivers/clk/starfive/clk-starfive-common.h
+++ b/drivers/clk/starfive/clk-starfive-common.h
@@ -103,6 +103,13 @@ struct starfive_clk_data {
.parents = { [0] = _parent }, \
}
+#define STARFIVE_GINV(_idx, _name, _flags, _parent)[_idx] = { \
+ .name = _name, \
+ .flags = _flags, \
+ .max = STARFIVE_CLK_ENABLE | STARFIVE_CLK_INVERT, \
+ .parents = { [0] = _parent }, \
+}
+
struct starfive_clk {
struct clk_hw hw;
unsigned int idx;
diff --git a/drivers/clk/starfive/clk-starfive-jh8100-ne.c b/drivers/clk/starfive/clk-starfive-jh8100-ne.c
new file mode 100644
index 000000000000..84b2b4411b0c
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh8100-ne.c
@@ -0,0 +1,499 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH8100 North-East Clock Driver
+ *
+ * Copyright (C) 2023 StarFive Technology Co., Ltd.
+ *
+ * Author: Jee Heng Sia <jeeheng.sia at starfivetech.com>
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/starfive,jh8100-crg.h>
+
+#include "clk-starfive-jh8100.h"
+
+#define JH8100_NECLK_NUM_CLKS (JH8100_NECLK_SMBUS0_ICG_EN + 1)
+
+/* external clocks */
+#define JH8100_NECLK_OSC (JH8100_NECLK_NUM_CLKS + 0)
+#define JH8100_NECLK_APB_BUS (JH8100_NECLK_NUM_CLKS + 1)
+#define JH8100_NECLK_AXI_400 (JH8100_NECLK_NUM_CLKS + 2)
+#define JH8100_NECLK_VOUT_ROOT0 (JH8100_NECLK_NUM_CLKS + 3)
+#define JH8100_NECLK_VOUT_ROOT1 (JH8100_NECLK_NUM_CLKS + 4)
+#define JH8100_NECLK_USB_WRAP_480 (JH8100_NECLK_NUM_CLKS + 5)
+#define JH8100_NECLK_USB_WRAP_625 (JH8100_NECLK_NUM_CLKS + 6)
+#define JH8100_NECLK_USB_WRAP_240 (JH8100_NECLK_NUM_CLKS + 7)
+#define JH8100_NECLK_USB_WRAP_60 (JH8100_NECLK_NUM_CLKS + 8)
+#define JH8100_NECLK_USB_WRAP_156P25 (JH8100_NECLK_NUM_CLKS + 9)
+#define JH8100_NECLK_USB_WRAP_312P5 (JH8100_NECLK_NUM_CLKS + 10)
+#define JH8100_NECLK_USB_125M (JH8100_NECLK_NUM_CLKS + 11)
+#define JH8100_NECLK_GPIO_100 (JH8100_NECLK_NUM_CLKS + 12)
+#define JH8100_NECLK_PERH_ROOT (JH8100_NECLK_NUM_CLKS + 13)
+#define JH8100_NECLK_MCLK (JH8100_NECLK_NUM_CLKS + 14)
+#define JH8100_NECLK_USB3_TAP_TCK_EXT (JH8100_NECLK_NUM_CLKS + 15)
+#define JH8100_NECLK_GLB_EXT (JH8100_NECLK_NUM_CLKS + 16)
+#define JH8100_NECLK_USB1_TAP_TCK_EXT (JH8100_NECLK_NUM_CLKS + 17)
+#define JH8100_NECLK_USB2_TAP_TCK_EXT (JH8100_NECLK_NUM_CLKS + 18)
+#define JH8100_NECLK_TYPEC_TAP_TCK_EXT (JH8100_NECLK_NUM_CLKS + 19)
+#define JH8100_NECLK_SPI_IN0_EXT (JH8100_NECLK_NUM_CLKS + 20)
+#define JH8100_NECLK_SPI_IN1_EXT (JH8100_NECLK_NUM_CLKS + 21)
+#define JH8100_NECLK_I2STX_BCLK_EXT (JH8100_NECLK_NUM_CLKS + 22)
+#define JH8100_NECLK_I2STX_LRCK_EXT (JH8100_NECLK_NUM_CLKS + 23)
+#define JH8100_NECLK_PERH_ROOT_PREOSC (JH8100_NECLK_NUM_CLKS + 24)
+#define JH8100_NECLK_AHB_DMA (JH8100_NECLK_NUM_CLKS + 25)
+#define JH8100_NECLK_APB_BUS_PER1 (JH8100_NECLK_NUM_CLKS + 26)
+#define JH8100_NECLK_APB_BUS_PER2 (JH8100_NECLK_NUM_CLKS + 27)
+#define JH8100_NECLK_APB_BUS_PER3 (JH8100_NECLK_NUM_CLKS + 28)
+#define JH8100_NECLK_APB_BUS_PER5 (JH8100_NECLK_NUM_CLKS + 29)
+#define JH8100_NECLK_VENC_ROOT (JH8100_NECLK_NUM_CLKS + 30)
+#define JH8100_NECLK_SPI_CORE_100 (JH8100_NECLK_NUM_CLKS + 31)
+
+static const struct starfive_clk_data jh8100_necrg_clk_data[] = {
+ /* flexnoc */
+ STARFIVE_GATE(JH8100_NECLK_FLEXNOC_DMASLV, "flexnoc_dmaslv", CLK_IS_CRITICAL,
+ JH8100_NECLK_AHB_DMA),
+ /* mailbox */
+ STARFIVE_GATE(JH8100_NECLK_MAILBOX_APB, "mailbox_apb", CLK_IS_CRITICAL,
+ JH8100_NECLK_APB_BUS_PER1),
+ /* timer */
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER0_APB, "timer0_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER0_CH0, "timer0_ch0", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER0_CH1, "timer0_ch1", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER0_CH2, "timer0_ch2", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER0_CH3, "timer0_ch3", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER1_APB, "timer1_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER1_CH0, "timer1_ch0", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER1_CH1, "timer1_ch1", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER1_CH2, "timer1_ch2", 0, JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_SR5_TIMER1_CH3, "timer1_ch3", 0, JH8100_NECLK_OSC),
+ /* usb3 */
+ STARFIVE_GATE(JH8100_NECLK_USB3_CMN_SCAN_PLL, "usb3_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB3_CMN_SCAN_SER, "usb3_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB3_PIPE_IN_SCAN, "usb3_pipe_in_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB3_SCAN_PIPE, "usb3_scan_pipe", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB3_SCAN_PSM, "usb3_scan_psm", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB3_SCAN_REF, "usb3_scan_ref", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_USB3_USB2_SCAN, "usb3_usb2_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER3),
+ STARFIVE_GATE(JH8100_NECLK_USB3_HSCLK, "usb3_hsclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_480),
+ STARFIVE_GATE(JH8100_NECLK_USB3_HSSICLK, "usb3_hssiclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_240),
+ STARFIVE_GATE(JH8100_NECLK_USB3_SIECLK, "usb3_sieclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_60),
+ STARFIVE_GATE(JH8100_NECLK_USB3_XCVR_SCAN_PLL, "usb3_xcvr_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB3_XCVR_SCAN_SER, "usb3_xcvr_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE__MUX(JH8100_NECLK_USB3_TAP_TCK, "usb3_tap_tck", 2,
+ JH8100_NECLK_USB3_TAP_TCK_EXT, JH8100_NECLK_GLB_EXT),
+ /* usb1 */
+ STARFIVE_GATE(JH8100_NECLK_USB1_CMN_SCAN_PLL, "usb1_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB1_CMN_SCAN_SER, "usb1_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB1_PIPE_IN_SCAN, "usb1_pipe_in_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB1_SCAN_PIPE, "usb1_scan_pipe", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB1_SCAN_PSM, "usb1_scan_psm", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB1_SCAN_REF, "usb1_scan_ref", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_USB1_USB2_SCAN, "usb1_usb2_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER3),
+ STARFIVE_GATE(JH8100_NECLK_USB1_HSCLK, "usb1_hsclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_480),
+ STARFIVE_GATE(JH8100_NECLK_USB1_HSSICLK, "usb1_hssiclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_240),
+ STARFIVE_GATE(JH8100_NECLK_USB1_SIECLK, "usb1_sieclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_60),
+ STARFIVE_GATE(JH8100_NECLK_USB1_XCVR_SCAN_PLL, "usb1_xcvr_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB1_XCVR_SCAN_SER, "usb1_xcvr_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE__MUX(JH8100_NECLK_USB1_TAP_TCK, "usb1_tap_tck", 2,
+ JH8100_NECLK_USB1_TAP_TCK_EXT, JH8100_NECLK_GLB_EXT),
+ /* usb2 */
+ STARFIVE_GATE(JH8100_NECLK_USB2_CMN_SCAN_PLL, "usb2_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB2_CMN_SCAN_SER, "usb2_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB2_PIPE_IN_SCAN, "usb2_pipe_in_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB2_SCAN_PIPE, "usb2_scan_pipe", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB2_SCAN_PSM, "usb2_scan_psm", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_USB2_SCAN_REF, "usb2_scan_ref", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_USB2_USB2_SCAN, "usb2_usb2_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER3),
+ STARFIVE_GATE(JH8100_NECLK_USB2_HSCLK, "usb2_hsclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_480),
+ STARFIVE_GATE(JH8100_NECLK_USB2_HSSICLK, "usb2_hssiclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_240),
+ STARFIVE_GATE(JH8100_NECLK_USB2_SIECLK, "usb2_sieclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_60),
+ STARFIVE_GATE(JH8100_NECLK_USB2_XCVR_SCAN_PLL, "usb2_xcvr_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB2_XCVR_SCAN_SER, "usb2_xcvr_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE__MUX(JH8100_NECLK_USB2_TAP_TCK, "usb2_tap_tck", 2, JH8100_NECLK_USB2_TAP_TCK_EXT,
+ JH8100_NECLK_GLB_EXT),
+ /* usb typec */
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_PIPE_DIV_SCAN, "typec_pipe_div_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_156P25),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_CMN_SCAN_PLL, "typec_scan_pll", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_CMN_SCAN_SER, "typec_scan_ser", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_SCAN_PIPE, "typec_scan_pipe", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_312P5),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_SCAN_PSM, "typec_scan_psm", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_125M),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_SCAN_REF, "typec_scan_ref", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_USB2_SCAN, "typec_usb2_scan", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER5),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_HSCLK, "typec_hsclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_480),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_HSSICLK, "typec_hssiclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_240),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_SIECLK, "typec_sieclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_60),
+ STARFIVE_GMUX(JH8100_NECLK_TYPEC_VID0, "typec_vid0", CLK_IGNORE_UNUSED, 2,
+ JH8100_NECLK_VOUT_ROOT0, JH8100_NECLK_VOUT_ROOT1),
+ STARFIVE_GMUX(JH8100_NECLK_TYPEC_VID1, "typec_vid1", CLK_IGNORE_UNUSED, 2,
+ JH8100_NECLK_VOUT_ROOT0, JH8100_NECLK_VOUT_ROOT1),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_PLL0, "typec_xcvr_scan_pll0", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_PLL1, "typec_xcvr_scan_pll1", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_PLL2, "typec_xcvr_scan_pll2", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_PLL3, "typec_xcvr_scan_pll3", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_SER0, "typec_xcvr_scan_ser0", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_SER1, "typec_xcvr_scan_ser1", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_SER2, "typec_xcvr_scan_ser2", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_TYPEC_XCVR_SCAN_SER3, "typec_xcvr_scan_ser3", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_USB_WRAP_625),
+ STARFIVE__MUX(JH8100_NECLK_TYPEC_TAP_TCK, "typec_tap_tck", 2,
+ JH8100_NECLK_TYPEC_TAP_TCK_EXT, JH8100_NECLK_GLB_EXT),
+ /* video enc */
+ STARFIVE__DIV(JH8100_NECLK_VENC_AXI, "venc_axi", 20, JH8100_NECLK_VENC_ROOT),
+ STARFIVE_GATE(JH8100_NECLK_VC9000LE_AXI, "vc9000le_axi", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_VENC_AXI),
+ STARFIVE_GATE(JH8100_NECLK_VC9000LE_APB, "vc9000le_apb", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER5),
+ STARFIVE_GDIV(JH8100_NECLK_VC9000LE_CORECLK, "vc9000le_coreclk", 0, 40,
+ JH8100_NECLK_VENC_ROOT),
+ /* intc */
+ STARFIVE_GATE(JH8100_NECLK_INT_CTRL_APB, "int_ctrl_apb", 0, JH8100_NECLK_APB_BUS_PER2),
+ /* pwm */
+ STARFIVE_GATE(JH8100_NECLK_PWM_8CH_APB, "pwm_8ch_apb", 0, JH8100_NECLK_APB_BUS_PER2),
+ /* wdt */
+ STARFIVE_GATE(JH8100_NECLK_WDT_APB, "wdt_apb", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_WDT, "wdt", CLK_IGNORE_UNUSED, JH8100_NECLK_OSC),
+ /* SPI */
+ STARFIVE_GATE(JH8100_NECLK_SPI0_APB, "spi0_apb", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_SPI0_CORE, "spi0_core", 0, JH8100_NECLK_SPI_CORE_100),
+ STARFIVE__MUX(JH8100_NECLK_SPI0_SCLK_IN, "spi0_sclk_in", 2, JH8100_NECLK_SPI_IN0_EXT,
+ JH8100_NECLK_GPIO_100),
+ STARFIVE_GATE(JH8100_NECLK_SPI1_APB, "spi1_apb", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_SPI1_CORE, "spi1_core", 0, JH8100_NECLK_SPI_CORE_100),
+ STARFIVE__MUX(JH8100_NECLK_SPI1_SCLK_IN, "spi1_sclk_in", 2, JH8100_NECLK_SPI_IN1_EXT,
+ JH8100_NECLK_GPIO_100),
+ /* i2c */
+ STARFIVE_GATE(JH8100_NECLK_I2C0_APB, "i2c0_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_I2C1_APB, "i2c1_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_I2C2_APB, "i2c2_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_I2C3_APB, "i2c3_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_I2C4_APB, "i2c4_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_I2C5_APB, "i2c5_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ /* uart */
+ STARFIVE_GATE(JH8100_NECLK_UART0_APB, "uart0_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_UART0_CORE, "uart0_core", 0, JH8100_NECLK_OSC),
+ STARFIVE__DIV(JH8100_NECLK_UART1_CORE_PREOSC, "uart1_core_preosc", 131071,
+ JH8100_NECLK_PERH_ROOT_PREOSC),
+ STARFIVE_GATE(JH8100_NECLK_UART1_APB, "uart1_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GMUX(JH8100_NECLK_UART1_CORE, "uart1_core", 0, 2, JH8100_NECLK_OSC,
+ JH8100_NECLK_UART1_CORE_PREOSC),
+ STARFIVE__DIV(JH8100_NECLK_UART2_CORE_PREOSC, "uart2_core_preosc", 131071,
+ JH8100_NECLK_PERH_ROOT_PREOSC),
+ STARFIVE_GATE(JH8100_NECLK_UART2_APB, "uart2_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GMUX(JH8100_NECLK_UART2_CORE, "uart2_core", 0, 2, JH8100_NECLK_OSC,
+ JH8100_NECLK_UART2_CORE_PREOSC),
+ STARFIVE__DIV(JH8100_NECLK_UART3_CORE_PREOSC, "uart3_core_preosc", 131071,
+ JH8100_NECLK_PERH_ROOT_PREOSC),
+ STARFIVE_GATE(JH8100_NECLK_UART3_APB, "uart3_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GMUX(JH8100_NECLK_UART3_CORE, "uart3_core", 0, 2, JH8100_NECLK_OSC,
+ JH8100_NECLK_UART3_CORE_PREOSC),
+ STARFIVE__DIV(JH8100_NECLK_UART4_CORE_PREOSC, "uart4_core_preosc", 131071,
+ JH8100_NECLK_PERH_ROOT_PREOSC),
+ STARFIVE_GATE(JH8100_NECLK_UART4_APB, "uart4_apb", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GMUX(JH8100_NECLK_UART4_CORE, "uart4_core", 0, 2, JH8100_NECLK_OSC,
+ JH8100_NECLK_UART4_CORE_PREOSC),
+ /* i2s */
+ STARFIVE__DIV(JH8100_NECLK_I2S0_BCLK, "i2s0_bclk", 32, JH8100_NECLK_MCLK),
+ STARFIVE__DIV(JH8100_NECLK_I2S0_LRCK, "i2s0_lrck", 128, JH8100_NECLK_I2S0_BCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S0_APB, "i2s0_apb", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_I2S0, "i2s0", CLK_IGNORE_UNUSED, JH8100_NECLK_MCLK),
+ STARFIVE_GINV(JH8100_NECLK_I2S0_N, "i2s0_n", CLK_IGNORE_UNUSED, JH8100_NECLK_MCLK),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_BCLK_TX, "i2s0_bclk_tx", 2, JH8100_NECLK_I2S0_BCLK,
+ JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_LRCK_TX, "i2s0_lrck_tx", 2, JH8100_NECLK_I2S0_LRCK,
+ JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_BCLK_RX, "i2s0_bclk_rx", 2, JH8100_NECLK_I2S0_BCLK,
+ JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_LRCK_RX, "i2s0_lrck_rx", 2, JH8100_NECLK_I2S0_LRCK,
+ JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__DIV(JH8100_NECLK_I2S1_BCLK, "i2s1_bclk", 32, JH8100_NECLK_MCLK),
+ STARFIVE__DIV(JH8100_NECLK_I2S1_LRCK, "i2s1_lrck", 128, JH8100_NECLK_I2S1_BCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S1_APB, "i2s1_apb", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_I2S1, "i2s1", CLK_IGNORE_UNUSED, JH8100_NECLK_MCLK),
+ STARFIVE_GINV(JH8100_NECLK_I2S1_N, "i2s1_n", CLK_IGNORE_UNUSED, JH8100_NECLK_MCLK),
+ STARFIVE__MUX(JH8100_NECLK_I2S1_BCLK_TX, "i2s1_bclk_tx", 2, JH8100_NECLK_I2S1_BCLK,
+ JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S1_LRCK_TX, "i2s1_lrck_tx", 2, JH8100_NECLK_I2S1_LRCK,
+ JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S1_BCLK_RX, "i2s1_bclk_rx", 2, JH8100_NECLK_I2S1_BCLK,
+ JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S1_LRCK_RX, "i2s1_lrck_rx", 2, JH8100_NECLK_I2S1_LRCK,
+ JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__DIV(JH8100_NECLK_I2S2_BCLK, "i2s2_bclk", 32, JH8100_NECLK_MCLK),
+ STARFIVE__DIV(JH8100_NECLK_I2S2_LRCK, "i2s2_lrck", 128, JH8100_NECLK_I2S2_BCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S2_APB, "i2s2_apb", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_I2S2, "i2s2", CLK_IGNORE_UNUSED, JH8100_NECLK_MCLK),
+ STARFIVE_GINV(JH8100_NECLK_I2S2_N, "i2s2_n", CLK_IGNORE_UNUSED, JH8100_NECLK_MCLK),
+ STARFIVE__MUX(JH8100_NECLK_I2S2_BCLK_TX, "i2s2_bclk_tx", 2, JH8100_NECLK_I2S2_BCLK,
+ JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S2_LRCK_TX, "i2s2_lrck_tx", 2, JH8100_NECLK_I2S2_LRCK,
+ JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S2_BCLK_RX, "i2s2_bclk_rx", 2, JH8100_NECLK_I2S2_BCLK,
+ JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S2_LRCK_RX, "i2s2_lrck_rx", 2, JH8100_NECLK_I2S2_LRCK,
+ JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__DIV(JH8100_NECLK_I2S3_BCLK, "i2s3_bclk", 32, JH8100_NECLK_MCLK),
+ STARFIVE__DIV(JH8100_NECLK_I2S3_LRCK, "i2s3_lrck", 128, JH8100_NECLK_I2S3_BCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S0_STEREO_APB, "i2s0_stereo_apb", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_I2S0_STEREO, "i2s0_stereo", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_MCLK),
+ STARFIVE_GINV(JH8100_NECLK_I2S0_STEREO_N, "i2s0_stereo_n", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_MCLK),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_STEREO_BCLK_TX, "i2s0_stereo_bclk_tx", 2,
+ JH8100_NECLK_I2S3_BCLK, JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_STEREO_LRCK_TX, "i2s0_stereo_lrck_tx", 2,
+ JH8100_NECLK_I2S3_LRCK, JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_STEREO_BCLK_RX_ICG, "i2s0_stereo_bclk_rx_icg", 2,
+ JH8100_NECLK_I2S3_BCLK, JH8100_NECLK_I2STX_BCLK_EXT),
+ STARFIVE__MUX(JH8100_NECLK_I2S0_STEREO_LRCK_RX, "i2s0_stereo_lrck_rx", 2,
+ JH8100_NECLK_I2S3_LRCK, JH8100_NECLK_I2STX_LRCK_EXT),
+ STARFIVE_GDIV(JH8100_NECLK_PDM_4MIC_DMIC, "pdm_4mic_dmic", 0, 64, JH8100_NECLK_MCLK),
+ STARFIVE_GATE(JH8100_NECLK_PDM_4MIC_APB, "pdm_4mic_apb", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_PDM_4MIC_SCAN, "pdm_4mic_scan", 0, JH8100_NECLK_I2S3_BCLK),
+ STARFIVE_GATE(JH8100_NECLK_CAN0_CTRL_PCLK, "can0_ctrl_pclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GDIV(JH8100_NECLK_CAN0_CTRL, "can0_ctrl", CLK_IGNORE_UNUSED, 50,
+ JH8100_NECLK_AXI_400),
+ STARFIVE_GATE(JH8100_NECLK_CAN0_CTRL_TIMER, "can0_ctrl_timer", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_OSC),
+ STARFIVE_GATE(JH8100_NECLK_CAN1_CTRL_PCLK, "can1_ctrl_pclk", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GDIV(JH8100_NECLK_CAN1_CTRL, "can1_ctrl", CLK_IGNORE_UNUSED, 50,
+ JH8100_NECLK_AXI_400),
+ STARFIVE_GATE(JH8100_NECLK_CAN1_CTRL_TIMER, "can1_ctrl_timer", CLK_IGNORE_UNUSED,
+ JH8100_NECLK_OSC),
+ /* smbus */
+ STARFIVE_GATE(JH8100_NECLK_SMBUS0_APB, "smbus0_apb", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GDIV(JH8100_NECLK_SMBUS0_CORE, "smbus0_core", 0, 120,
+ JH8100_NECLK_PERH_ROOT_PREOSC),
+ /* iomux */
+ STARFIVE_GATE(JH8100_NECLK_IOMUX_EAST_PCLK, "iomux_east_pclk", 0,
+ JH8100_NECLK_APB_BUS_PER2),
+ /* icg_en */
+ STARFIVE_GATE(JH8100_NECLK_USB3_ICG_EN, "usb3_en", 0, JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB1_ICG_EN, "usb1_en", 0, JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USB2_ICG_EN, "usb2_en", 0, JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_USBC_ICG_EN, "usbc_en", 0, JH8100_NECLK_USB_WRAP_625),
+ STARFIVE_GATE(JH8100_NECLK_VENC_ICG_EN, "venc_en", 0, JH8100_NECLK_AXI_400),
+ STARFIVE_GATE(JH8100_NECLK_WDT0_ICG_EN, "wdt0_en", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_SPI0_ICG_EN, "spi0_en", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_SPI1_ICG_EN, "spi1_en", 0, JH8100_NECLK_APB_BUS_PER2),
+ STARFIVE_GATE(JH8100_NECLK_UART0_ICG_EN, "uart0_en", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_UART1_ICG_EN, "uart1_en", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_UART2_ICG_EN, "uart2_en", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_UART3_ICG_EN, "uart3_en", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_UART4_ICG_EN, "uart4_en", 0, JH8100_NECLK_APB_BUS_PER1),
+ STARFIVE_GATE(JH8100_NECLK_I2S0_ICG_EN, "i2s0_en", 0, JH8100_NECLK_MCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S1_ICG_EN, "i2s1_en", 0, JH8100_NECLK_MCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S2_ICG_EN, "i2s2_en", 0, JH8100_NECLK_MCLK),
+ STARFIVE_GATE(JH8100_NECLK_I2S_STEREO_ICG_EN, "i2s_stereo_en", 0, JH8100_NECLK_MCLK),
+ STARFIVE_GATE(JH8100_NECLK_PDM_4MIC_ICG_EN, "pdm_4mic_en", 0, JH8100_NECLK_MCLK),
+ STARFIVE_GATE(JH8100_NECLK_CAN0_ICG_EN, "can0_en", 0, JH8100_NECLK_AXI_400),
+ STARFIVE_GATE(JH8100_NECLK_CAN1_ICG_EN, "can1_en", 0, JH8100_NECLK_AXI_400),
+ STARFIVE_GATE(JH8100_NECLK_SMBUS0_ICG_EN, "smbus0_en", 0, JH8100_NECLK_PERH_ROOT_PREOSC),
+};
+
+static struct clk_hw *jh8100_necrg_clk_get(struct of_phandle_args *clkspec, void *data)
+{
+ struct starfive_clk_priv *priv = data;
+ unsigned int idx = clkspec->args[0];
+
+ if (idx < JH8100_NECLK_NUM_CLKS)
+ return &priv->reg[idx].hw;
+
+ return ERR_PTR(-EINVAL);
+}
+
+static int jh8100_necrg_probe(struct platform_device *pdev)
+{
+ struct starfive_clk_priv *priv;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev,
+ struct_size(priv, reg, JH8100_NECLK_NUM_CLKS),
+ 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);
+
+ for (idx = 0; idx < JH8100_NECLK_NUM_CLKS; idx++) {
+ u32 max = jh8100_necrg_clk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh8100_necrg_clk_data[idx].name,
+ .ops = starfive_clk_ops(max),
+ .parent_data = parents,
+ .num_parents =
+ ((max & STARFIVE_CLK_MUX_MASK) >> STARFIVE_CLK_MUX_SHIFT) + 1,
+ .flags = jh8100_necrg_clk_data[idx].flags,
+ };
+ struct starfive_clk *clk = &priv->reg[idx];
+ unsigned int i;
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh8100_necrg_clk_data[idx].parents[i];
+
+ if (pidx < JH8100_NECLK_NUM_CLKS)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx == JH8100_NECLK_OSC)
+ parents[i].fw_name = "osc";
+ else if (pidx == JH8100_NECLK_AXI_400)
+ parents[i].fw_name = "axi_400";
+ else if (pidx == JH8100_NECLK_VOUT_ROOT0)
+ parents[i].fw_name = "vout_root0";
+ else if (pidx == JH8100_NECLK_VOUT_ROOT1)
+ parents[i].fw_name = "vout_root1";
+ else if (pidx == JH8100_NECLK_USB_WRAP_480)
+ parents[i].fw_name = "usb_wrap_480";
+ else if (pidx == JH8100_NECLK_USB_WRAP_625)
+ parents[i].fw_name = "usb_wrap_625";
+ else if (pidx == JH8100_NECLK_USB_WRAP_240)
+ parents[i].fw_name = "usb_wrap_240";
+ else if (pidx == JH8100_NECLK_USB_WRAP_60)
+ parents[i].fw_name = "usb_wrap_60";
+ else if (pidx == JH8100_NECLK_USB_WRAP_156P25)
+ parents[i].fw_name = "usb_wrap_156p25";
+ else if (pidx == JH8100_NECLK_USB_WRAP_312P5)
+ parents[i].fw_name = "usb_wrap_312p5";
+ else if (pidx == JH8100_NECLK_USB_125M)
+ parents[i].fw_name = "usb_125m";
+ else if (pidx == JH8100_NECLK_GPIO_100)
+ parents[i].fw_name = "gpio_100";
+ else if (pidx == JH8100_NECLK_PERH_ROOT)
+ parents[i].fw_name = "perh_root";
+ else if (pidx == JH8100_NECLK_MCLK)
+ parents[i].fw_name = "mclk";
+ else if (pidx == JH8100_NECLK_USB3_TAP_TCK_EXT)
+ parents[i].fw_name = "usb3-tap-tck-ext";
+ else if (pidx == JH8100_NECLK_GLB_EXT)
+ parents[i].fw_name = "glb-ext-clk";
+ else if (pidx == JH8100_NECLK_USB1_TAP_TCK_EXT)
+ parents[i].fw_name = "usb1-tap-tck-ext";
+ else if (pidx == JH8100_NECLK_USB2_TAP_TCK_EXT)
+ parents[i].fw_name = "usb2-tap-tck-ext";
+ else if (pidx == JH8100_NECLK_TYPEC_TAP_TCK_EXT)
+ parents[i].fw_name = "typec-tap-tck-ext";
+ else if (pidx == JH8100_NECLK_SPI_IN0_EXT)
+ parents[i].fw_name = "spi-in0-ext";
+ else if (pidx == JH8100_NECLK_SPI_IN1_EXT)
+ parents[i].fw_name = "spi-in1-ext";
+ else if (pidx == JH8100_NECLK_I2STX_BCLK_EXT)
+ parents[i].fw_name = "i2stx-bclk-ext";
+ else if (pidx == JH8100_NECLK_I2STX_LRCK_EXT)
+ parents[i].fw_name = "i2stx-lrck-ext";
+ else if (pidx == JH8100_NECLK_PERH_ROOT_PREOSC)
+ parents[i].fw_name = "perh_root_preosc";
+ else if (pidx == JH8100_NECLK_AHB_DMA)
+ parents[i].fw_name = "ahb0";
+ else if (pidx == JH8100_NECLK_APB_BUS_PER1)
+ parents[i].fw_name = "apb_bus_per1";
+ else if (pidx == JH8100_NECLK_APB_BUS_PER2)
+ parents[i].fw_name = "apb_bus_per2";
+ else if (pidx == JH8100_NECLK_APB_BUS_PER3)
+ parents[i].fw_name = "apb_bus_per3";
+ else if (pidx == JH8100_NECLK_APB_BUS_PER5)
+ parents[i].fw_name = "apb_bus_per5";
+ else if (pidx == JH8100_NECLK_VENC_ROOT)
+ parents[i].fw_name = "venc_root";
+ else if (pidx == JH8100_NECLK_SPI_CORE_100)
+ parents[i].fw_name = "spi_core_100";
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & STARFIVE_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, jh8100_necrg_clk_get, priv);
+ if (ret)
+ return ret;
+
+ return jh8100_reset_controller_register(priv, "rst-ne", 2);
+}
+
+static const struct of_device_id jh8100_necrg_match[] = {
+ { .compatible = "starfive,jh8100-necrg" },
+ { /* sentinel */ }
+};
+
+static struct platform_driver jh8100_necrg_driver = {
+ .driver = {
+ .name = "clk-starfive-jh8100-ne",
+ .of_match_table = jh8100_necrg_match,
+ .suppress_bind_attrs = true,
+ },
+};
+builtin_platform_driver_probe(jh8100_necrg_driver, jh8100_necrg_probe);
--
2.34.1
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