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authorStephen Boyd <sboyd@kernel.org>2018-10-18 15:38:51 -0700
committerStephen Boyd <sboyd@kernel.org>2018-10-18 15:38:51 -0700
commitfaff3d8e852b1450e0e8e8f60c4e9af98549548a (patch)
treefc3bc8e7185cc19447cba54e23e6b476f6665ba9 /drivers/clk/renesas/renesas-cpg-mssr.h
parent9710ee14bec9a7ffa385342ffb03f91d274b3d07 (diff)
parentbe783cc8d72bb1e48b50c1838a3afeafad4c91c7 (diff)
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Merge branch 'clk-renesas' into clk-next
* clk-renesas: (36 commits) clk: renesas: r7s9210: Add SPI clocks clk: renesas: r7s9210: Move table update to separate function clk: renesas: r7s9210: Convert some clocks to early clk: renesas: cpg-mssr: Add early clock support clk: renesas: r8a77970: Add TPU clock clk: renesas: r8a77990: Fix incorrect PLL0 divider in comment dt-bindings: clock: renesas: cpg-mssr: Document r8a774c0 clk: renesas: cpg-mssr: Add r8a774c0 support clk: renesas: Add r8a774c0 CPG Core Clock Definitions clk: renesas: r8a7743: Add r8a7744 support clk: renesas: Add r8a7744 CPG Core Clock Definitions dt-bindings: clock: renesas: cpg-mssr: Document r8a7744 binding dt-bindings: clock: renesas: Convert to SPDX identifiers clk: renesas: cpg-mssr: Add R7S9210 support clk: renesas: r8a77970: Add TMU clocks clk: renesas: r8a77970: Add CMT clocks clk: renesas: r9a06g032: Fix UART34567 clock rate clk: renesas: r8a77970: Add SD0H/SD0 clocks for SDHI clk: renesas: r8a77980: Add CMT clocks clk: renesas: r8a77990: Add missing I2C7 clock ...
Diffstat (limited to 'drivers/clk/renesas/renesas-cpg-mssr.h')
-rw-r--r--drivers/clk/renesas/renesas-cpg-mssr.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h
index d52d1f8da9d7..c4ec9df146fd 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.h
+++ b/drivers/clk/renesas/renesas-cpg-mssr.h
@@ -35,6 +35,7 @@ enum clk_types {
CLK_TYPE_FF, /* Fixed Factor Clock */
CLK_TYPE_DIV6P1, /* DIV6 Clock with 1 parent clock */
CLK_TYPE_DIV6_RO, /* DIV6 Clock read only with extra divisor */
+ CLK_TYPE_FR, /* Fixed Rate Clock */
/* Custom definitions start here */
CLK_TYPE_CUSTOM,
@@ -53,6 +54,8 @@ enum clk_types {
DEF_BASE(_name, _id, CLK_TYPE_DIV6P1, _parent, .offset = _offset)
#define DEF_DIV6_RO(_name, _id, _parent, _offset, _div) \
DEF_BASE(_name, _id, CLK_TYPE_DIV6_RO, _parent, .offset = _offset, .div = _div, .mult = 1)
+#define DEF_RATE(_name, _id, _rate) \
+ DEF_TYPE(_name, _id, CLK_TYPE_FR, .mult = _rate)
/*
* Definitions of Module Clocks
@@ -72,12 +75,24 @@ struct mssr_mod_clk {
#define DEF_MOD(_name, _mod, _parent...) \
{ .name = _name, .id = MOD_CLK_ID(_mod), .parent = _parent }
+/* Convert from sparse base-10 to packed index space */
+#define MOD_CLK_PACK_10(x) ((x / 10) * 32 + (x % 10))
+
+#define MOD_CLK_ID_10(x) (MOD_CLK_BASE + MOD_CLK_PACK_10(x))
+
+#define DEF_MOD_STB(_name, _mod, _parent...) \
+ { .name = _name, .id = MOD_CLK_ID_10(_mod), .parent = _parent }
struct device_node;
/**
* SoC-specific CPG/MSSR Description
*
+ * @early_core_clks: Array of Early Core Clock definitions
+ * @num_early_core_clks: Number of entries in early_core_clks[]
+ * @early_mod_clks: Array of Early Module Clock definitions
+ * @num_early_mod_clks: Number of entries in early_mod_clks[]
+ *
* @core_clks: Array of Core Clock definitions
* @num_core_clks: Number of entries in core_clks[]
* @last_dt_core_clk: ID of the last Core Clock exported to DT
@@ -97,14 +112,25 @@ struct device_node;
*
* @init: Optional callback to perform SoC-specific initialization
* @cpg_clk_register: Optional callback to handle special Core Clock types
+ *
+ * @stbyctrl: This device has Standby Control Registers which are 8-bits
+ * wide, no status registers (MSTPSR) and have different address
+ * offsets.
*/
struct cpg_mssr_info {
+ /* Early Clocks */
+ const struct cpg_core_clk *early_core_clks;
+ unsigned int num_early_core_clks;
+ const struct mssr_mod_clk *early_mod_clks;
+ unsigned int num_early_mod_clks;
+
/* Core Clocks */
const struct cpg_core_clk *core_clks;
unsigned int num_core_clks;
unsigned int last_dt_core_clk;
unsigned int num_total_core_clks;
+ bool stbyctrl;
/* Module Clocks */
const struct mssr_mod_clk *mod_clks;
@@ -128,9 +154,12 @@ struct cpg_mssr_info {
struct raw_notifier_head *notifiers);
};
+extern const struct cpg_mssr_info r7s9210_cpg_mssr_info;
extern const struct cpg_mssr_info r8a7743_cpg_mssr_info;
extern const struct cpg_mssr_info r8a7745_cpg_mssr_info;
extern const struct cpg_mssr_info r8a77470_cpg_mssr_info;
+extern const struct cpg_mssr_info r8a774a1_cpg_mssr_info;
+extern const struct cpg_mssr_info r8a774c0_cpg_mssr_info;
extern const struct cpg_mssr_info r8a7790_cpg_mssr_info;
extern const struct cpg_mssr_info r8a7791_cpg_mssr_info;
extern const struct cpg_mssr_info r8a7792_cpg_mssr_info;
@@ -143,6 +172,8 @@ extern const struct cpg_mssr_info r8a77980_cpg_mssr_info;
extern const struct cpg_mssr_info r8a77990_cpg_mssr_info;
extern const struct cpg_mssr_info r8a77995_cpg_mssr_info;
+void __init cpg_mssr_early_init(struct device_node *np,
+ const struct cpg_mssr_info *info);
/*
* Helpers for fixing up clock tables depending on SoC revision