From: Yangtao Li
Add support for a100 in the sunxi-ng CCU framework.
Signed-off-by: Yangtao Li
---
drivers/clk/sunxi-ng/Kconfig | 10 +
drivers/clk/sunxi-ng/Makefile |2 +
drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c | 214 +++
drivers/clk/sunxi-ng/ccu-sun50i-a100-r.h | 21 +
drivers/clk/sunxi-ng/ccu-sun50i-a100.c| 1276 +
drivers/clk/sunxi-ng/ccu-sun50i-a100.h| 56 +
include/dt-bindings/clock/sun50i-a100-ccu.h | 116 ++
include/dt-bindings/clock/sun50i-a100-r-ccu.h | 23 +
include/dt-bindings/reset/sun50i-a100-ccu.h | 68 +
include/dt-bindings/reset/sun50i-a100-r-ccu.h | 18 +
10 files changed, 1804 insertions(+)
create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c
create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-a100-r.h
create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-a100.c
create mode 100644 drivers/clk/sunxi-ng/ccu-sun50i-a100.h
create mode 100644 include/dt-bindings/clock/sun50i-a100-ccu.h
create mode 100644 include/dt-bindings/clock/sun50i-a100-r-ccu.h
create mode 100644 include/dt-bindings/reset/sun50i-a100-ccu.h
create mode 100644 include/dt-bindings/reset/sun50i-a100-r-ccu.h
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index cdf333003c30..ce5f5847d5d3 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -17,6 +17,16 @@ config SUN50I_A64_CCU
default ARM64 && ARCH_SUNXI
depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
+config SUN50I_A100_CCU
+ bool "Support for the Allwinner A100 CCU"
+ default ARM64 && ARCH_SUNXI
+ depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
+
+config SUN50I_A100_R_CCU
+ bool "Support for the Allwinner A100 PRCM CCU"
+ default ARM64 && ARCH_SUNXI
+ depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
+
config SUN50I_H6_CCU
bool "Support for the Allwinner H6 CCU"
default ARM64 && ARCH_SUNXI
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index 4c7bee883f2f..3eb5cff40eac 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -23,6 +23,8 @@ obj-y += ccu_mp.o
# SoC support
obj-$(CONFIG_SUNIV_F1C100S_CCU)+= ccu-suniv-f1c100s.o
obj-$(CONFIG_SUN50I_A64_CCU) += ccu-sun50i-a64.o
+obj-$(CONFIG_SUN50I_A100_CCU) += ccu-sun50i-a100.o
+obj-$(CONFIG_SUN50I_A100_R_CCU)+= ccu-sun50i-a100-r.o
obj-$(CONFIG_SUN50I_H6_CCU)+= ccu-sun50i-h6.o
obj-$(CONFIG_SUN50I_H6_R_CCU) += ccu-sun50i-h6-r.o
obj-$(CONFIG_SUN4I_A10_CCU)+= ccu-sun4i-a10.o
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c
b/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c
new file mode 100644
index ..a56142b90993
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a100-r.c
@@ -0,0 +1,214 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 Yangtao Li
+ */
+
+#include
+#include
+#include
+#include
+
+#include "ccu_common.h"
+#include "ccu_reset.h"
+
+#include "ccu_div.h"
+#include "ccu_gate.h"
+#include "ccu_mp.h"
+#include "ccu_nm.h"
+
+#include "ccu-sun50i-a100-r.h"
+
+static const char * const cpus_r_apb2_parents[] = { "dcxo24M", "osc32k",
+"iosc", "pll-periph0" };
+static const struct ccu_mux_var_prediv cpus_r_apb2_predivs[] = {
+ { .index = 3, .shift = 0, .width = 5 },
+};
+
+static struct ccu_div r_cpus_clk = {
+ .div= _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
+
+ .mux= {
+ .shift = 24,
+ .width = 2,
+
+ .var_predivs= cpus_r_apb2_predivs,
+ .n_var_predivs = ARRAY_SIZE(cpus_r_apb2_predivs),
+ },
+
+ .common = {
+ .reg= 0x000,
+ .features = CCU_FEATURE_VARIABLE_PREDIV,
+ .hw.init= CLK_HW_INIT_PARENTS("cpus",
+ cpus_r_apb2_parents,
+ _div_ops,
+ 0),
+ },
+};
+
+static CLK_FIXED_FACTOR_HW(r_ahb_clk, "r-ahb", _cpus_clk.common.hw, 1, 1, 0);
+
+static struct ccu_div r_apb1_clk = {
+ .div= _SUNXI_CCU_DIV(0, 2),
+
+ .common = {
+ .reg= 0x00c,
+ .hw.init= CLK_HW_INIT("r-apb1",
+ "r-ahb",
+ _div_ops,
+ 0),
+ },
+};
+
+static struct ccu_div r_apb2_clk = {
+ .div= _SUNXI_CCU_DIV_FLAGS(8, 2, CLK_DIVIDER_POWER_OF_TWO),
+
+ .mux= {
+ .shift = 24,
+ .width = 2,
+
+ .var_predivs= cpus_r_apb2_predivs,
+ .n_var_predivs =
