.c = &pll_characteristics,
.t = PLL_TYPE_FRAC,
/*
- * This feeds syspll_divpmcck which may feed critial parts
+ * This feeds syspll_divpmcck which may feed critical parts
* of the systems like timers. Therefore it should not be
* disabled.
*/
.c = &pll_characteristics,
.t = PLL_TYPE_DIV,
/*
- * This may feed critial parts of the systems like timers.
+ * This may feed critical parts of the systems like timers.
* Therefore it should not be disabled.
*/
.f = CLK_IS_CRITICAL | CLK_SET_RATE_GATE,
* @pp: PLL parents
* @pp_mux_table: PLL parents mux table
* @r: clock output range
- * @pp_chg_id: id in parrent array of changeable PLL parent
+ * @pp_chg_id: id in parent array of changeable PLL parent
* @pp_count: PLL parents count
* @id: clock id
*/
return 0;
/*
- * At this point, core protection will be disabled if
+ * At this point, core protection will be disabled
* - if the provider is not protected at all
* - if the calling consumer is the only one which has exclusivity
* over the provider
return;
if (core->flags & CLK_SET_RATE_UNGATE) {
- unsigned long flags;
-
clk_core_prepare(core);
- flags = clk_enable_lock();
- clk_core_enable(core);
- clk_enable_unlock(flags);
+ clk_core_enable_lock(core);
}
if (core->new_parent && core->new_parent != core->parent) {
core->rate = clk_recalc(core, best_parent_rate);
if (core->flags & CLK_SET_RATE_UNGATE) {
- unsigned long flags;
-
- flags = clk_enable_lock();
- clk_core_disable(core);
- clk_enable_unlock(flags);
+ clk_core_disable_lock(core);
clk_core_unprepare(core);
}
* reparenting clocks
*/
if (core->flags & CLK_IS_CRITICAL) {
- unsigned long flags;
-
ret = clk_core_prepare(core);
if (ret) {
pr_warn("%s: critical clk '%s' failed to prepare\n",
goto out;
}
- flags = clk_enable_lock();
- ret = clk_core_enable(core);
- clk_enable_unlock(flags);
+ ret = clk_core_enable_lock(core);
if (ret) {
pr_warn("%s: critical clk '%s' failed to enable\n",
__func__, core->name);
struct raw_notifier_head *notifiers)
{
unsigned int valid_parents;
- struct clk_init_data init;
+ struct clk_init_data init = {};
struct div6_clock *clock;
struct clk *clk;
unsigned int i;
/* Register the clock. */
init.name = name;
init.ops = &cpg_div6_clock_ops;
- init.flags = 0;
init.parent_names = parent_names;
init.num_parents = valid_parents;
const char *parent_name, unsigned int index,
struct mstp_clock_group *group)
{
- struct clk_init_data init;
+ struct clk_init_data init = {};
struct mstp_clock *clock;
struct clk *clk;
DEF_MOD("fdp1-2", 117, R8A7795_CLK_S2D1), /* ES1.x */
DEF_MOD("fdp1-1", 118, R8A7795_CLK_S0D1),
DEF_MOD("fdp1-0", 119, R8A7795_CLK_S0D1),
+ DEF_MOD("tmu4", 121, R8A7795_CLK_S0D6),
+ DEF_MOD("tmu3", 122, R8A7795_CLK_S3D2),
+ DEF_MOD("tmu2", 123, R8A7795_CLK_S3D2),
+ DEF_MOD("tmu1", 124, R8A7795_CLK_S3D2),
+ DEF_MOD("tmu0", 125, R8A7795_CLK_CP),
DEF_MOD("scif5", 202, R8A7795_CLK_S3D4),
DEF_MOD("scif4", 203, R8A7795_CLK_S3D4),
DEF_MOD("scif3", 204, R8A7795_CLK_S3D4),
static const struct mssr_mod_reparent r8a7795es1_mod_reparent[] __initconst = {
{ MOD_CLK_ID(118), R8A7795_CLK_S2D1 }, /* FDP1-1 */
{ MOD_CLK_ID(119), R8A7795_CLK_S2D1 }, /* FDP1-0 */
+ { MOD_CLK_ID(121), R8A7795_CLK_S3D2 }, /* TMU4 */
{ MOD_CLK_ID(217), R8A7795_CLK_S3D1 }, /* SYS-DMAC2 */
{ MOD_CLK_ID(218), R8A7795_CLK_S3D1 }, /* SYS-DMAC1 */
{ MOD_CLK_ID(219), R8A7795_CLK_S3D1 }, /* SYS-DMAC0 */
DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)),
DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)),
DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)),
+ DEF_MOD("dab", 1016, R8A77965_CLK_S0D6),
DEF_MOD("scu-all", 1017, R8A77965_CLK_S3D4),
DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)),
DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)),
DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)),
DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)),
DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)),
+ DEF_MOD("dab", 1016, R8A77990_CLK_S3D1),
DEF_MOD("scu-all", 1017, R8A77990_CLK_S3D4),
DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)),
DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)),
DEF_FIXED("vcbus", R8A779A0_CLK_VCBUS, CLK_PLL5_DIV4, 1, 1),
DEF_FIXED("cbfusa", R8A779A0_CLK_CBFUSA, CLK_EXTAL, 2, 1),
DEF_FIXED("cp", R8A779A0_CLK_CP, CLK_EXTAL, 2, 1),
+ DEF_FIXED("cl16mck", R8A779A0_CLK_CL16MCK, CLK_PLL1_DIV2, 64, 1),
DEF_SD("sd0", R8A779A0_CLK_SD0, CLK_SDSRC, 0x870),
DEF_MOD("sdhi0", 706, R8A779A0_CLK_SD0),
DEF_MOD("sydm1", 709, R8A779A0_CLK_S1D2),
DEF_MOD("sydm2", 710, R8A779A0_CLK_S1D2),
+ DEF_MOD("tmu0", 713, R8A779A0_CLK_CL16MCK),
+ DEF_MOD("tmu1", 714, R8A779A0_CLK_S1D4),
+ DEF_MOD("tmu2", 715, R8A779A0_CLK_S1D4),
+ DEF_MOD("tmu3", 716, R8A779A0_CLK_S1D4),
+ DEF_MOD("tmu4", 717, R8A779A0_CLK_S1D4),
DEF_MOD("vin00", 730, R8A779A0_CLK_S1D1),
DEF_MOD("vin01", 731, R8A779A0_CLK_S1D1),
DEF_MOD("vin02", 800, R8A779A0_CLK_S1D1),
DEF_MOD("vspd0", 830, R8A779A0_CLK_S3D1),
DEF_MOD("vspd1", 831, R8A779A0_CLK_S3D1),
DEF_MOD("rwdt", 907, R8A779A0_CLK_R),
+ DEF_MOD("cmt0", 910, R8A779A0_CLK_R),
+ DEF_MOD("cmt1", 911, R8A779A0_CLK_R),
+ DEF_MOD("cmt2", 912, R8A779A0_CLK_R),
+ DEF_MOD("cmt3", 913, R8A779A0_CLK_R),
DEF_MOD("pfc0", 915, R8A779A0_CLK_CP),
DEF_MOD("pfc1", 916, R8A779A0_CLK_CP),
DEF_MOD("pfc2", 917, R8A779A0_CLK_CP),
DEF_MOD("pfc3", 918, R8A779A0_CLK_CP),
+ DEF_MOD("tsc", 919, R8A779A0_CLK_CL16MCK),
DEF_MOD("vspx0", 1028, R8A779A0_CLK_S1D1),
DEF_MOD("vspx1", 1029, R8A779A0_CLK_S1D1),
DEF_MOD("vspx2", 1030, R8A779A0_CLK_S1D1),
/*
* These are not hardware clocks, but are needed to handle the special
* case where we have a 'selector bit' that doesn't just change the
- * parent for a clock, but also the gate it's suposed to use.
+ * parent for a clock, but also the gate it's supposed to use.
*/
{
.index = R9A06G032_UART_GROUP_012,
struct r9a06g032_priv {
struct clk_onecell_data data;
- spinlock_t lock; /* protects concurent access to gates */
+ spinlock_t lock; /* protects concurrent access to gates */
void __iomem *reg;
};
{
struct clk *clk;
struct r9a06g032_clk_gate *g;
- struct clk_init_data init;
+ struct clk_init_data init = {};
g = kzalloc(sizeof(*g), GFP_KERNEL);
if (!g)
{
struct r9a06g032_clk_div *div;
struct clk *clk;
- struct clk_init_data init;
+ struct clk_init_data init = {};
unsigned int i;
div = kzalloc(sizeof(*div), GFP_KERNEL);
{
struct clk *clk;
struct r9a06g032_clk_bitsel *g;
- struct clk_init_data init;
+ struct clk_init_data init = {};
const char *names[2];
/* allocate the gate */
{
struct r9a06g032_clk_dualgate *g;
struct clk *clk;
- struct clk_init_data init;
+ struct clk_init_data init = {};
/* allocate the gate */
g = kzalloc(sizeof(*g), GFP_KERNEL);
void __iomem *base, unsigned int offset, const char *parent_name,
struct raw_notifier_head *notifiers, bool skip_first)
{
- struct clk_init_data init;
+ struct clk_init_data init = {};
struct sd_clock *clock;
struct clk *clk;
u32 val;
const char *parent_name,
void __iomem *base)
{
- struct clk_init_data init;
+ struct clk_init_data init = {};
struct cpg_z_clk *zclk;
struct clk *clk;
init.name = name;
init.ops = &cpg_z_clk_ops;
- init.flags = 0;
init.parent_names = &parent_name;
init.num_parents = 1;
unsigned int div,
unsigned int offset)
{
- struct clk_init_data init;
+ struct clk_init_data init = {};
struct cpg_z_clk *zclk;
struct clk *clk;
struct device_node *np = dev->of_node;
struct usb2_clock_sel_priv *priv;
struct clk *clk;
- struct clk_init_data init;
+ struct clk_init_data init = {};
int ret;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
init.name = "rcar_usb2_clock_sel";
init.ops = &usb2_clock_sel_clock_ops;
- init.flags = 0;
- init.parent_names = NULL;
- init.num_parents = 0;
priv->hw.init = &init;
clk = clk_register(NULL, &priv->hw);
struct mstp_clock *clock = NULL;
struct device *dev = priv->dev;
unsigned int id = mod->id;
- struct clk_init_data init;
+ struct clk_init_data init = {};
struct clk *parent, *clk;
const char *parent_name;
unsigned int i;
static int n5x_clk_register_c_perip(const struct n5x_perip_c_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = n5x_register_periph(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = n5x_register_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
}
static int agilex_clk_register_c_perip(const struct stratix10_perip_c_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_periph(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
}
static int agilex_clk_register_cnt_perip(const struct stratix10_perip_cnt_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_cnt_periph(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_cnt_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
}
-static int agilex_clk_register_gate(const struct stratix10_gate_clock *clks, int nums, struct stratix10_clock_data *data)
+static int agilex_clk_register_gate(const struct stratix10_gate_clock *clks,
+ int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_gate(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_gate(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
static int agilex_clk_register_pll(const struct stratix10_pll_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = agilex_register_pll(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = agilex_register_pll(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
static int n5x_clk_register_pll(const struct stratix10_pll_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = n5x_register_pll(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = n5x_register_pll(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
}
-static struct stratix10_clock_data *__socfpga_agilex_clk_init(struct platform_device *pdev,
- int nr_clks)
+static int agilex_clkmgr_init(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
struct stratix10_clock_data *clk_data;
- struct clk **clk_table;
struct resource *res;
void __iomem *base;
- int ret;
+ int i, num_clks;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(dev, res);
if (IS_ERR(base))
- return ERR_CAST(base);
-
- clk_data = devm_kzalloc(dev, sizeof(*clk_data), GFP_KERNEL);
- if (!clk_data)
- return ERR_PTR(-ENOMEM);
+ return PTR_ERR(base);
- clk_data->base = base;
- clk_table = devm_kcalloc(dev, nr_clks, sizeof(*clk_table), GFP_KERNEL);
- if (!clk_table)
- return ERR_PTR(-ENOMEM);
-
- clk_data->clk_data.clks = clk_table;
- clk_data->clk_data.clk_num = nr_clks;
- ret = of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data->clk_data);
- if (ret)
- return ERR_PTR(ret);
+ num_clks = AGILEX_NUM_CLKS;
- return clk_data;
-}
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, clk_data.hws,
+ num_clks), GFP_KERNEL);
+ if (!clk_data)
+ return -ENOMEM;
-static int agilex_clkmgr_init(struct platform_device *pdev)
-{
- struct stratix10_clock_data *clk_data;
+ for (i = 0; i < num_clks; i++)
+ clk_data->clk_data.hws[i] = ERR_PTR(-ENOENT);
- clk_data = __socfpga_agilex_clk_init(pdev, AGILEX_NUM_CLKS);
- if (IS_ERR(clk_data))
- return PTR_ERR(clk_data);
+ clk_data->base = base;
+ clk_data->clk_data.num = num_clks;
agilex_clk_register_pll(agilex_pll_clks, ARRAY_SIZE(agilex_pll_clks), clk_data);
agilex_clk_register_gate(agilex_gate_clks, ARRAY_SIZE(agilex_gate_clks),
clk_data);
+ of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data->clk_data);
return 0;
}
static int n5x_clkmgr_init(struct platform_device *pdev)
{
+ struct device_node *np = pdev->dev.of_node;
+ struct device *dev = &pdev->dev;
struct stratix10_clock_data *clk_data;
+ struct resource *res;
+ void __iomem *base;
+ int i, num_clks;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ num_clks = AGILEX_NUM_CLKS;
+
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, clk_data.hws,
+ num_clks), GFP_KERNEL);
+ if (!clk_data)
+ return -ENOMEM;
+
+ for (i = 0; i < num_clks; i++)
+ clk_data->clk_data.hws[i] = ERR_PTR(-ENOENT);
- clk_data = __socfpga_agilex_clk_init(pdev, AGILEX_NUM_CLKS);
- if (IS_ERR(clk_data))
- return PTR_ERR(clk_data);
+ clk_data->base = base;
+ clk_data->clk_data.num = num_clks;
n5x_clk_register_pll(agilex_pll_clks, ARRAY_SIZE(agilex_pll_clks), clk_data);
agilex_clk_register_gate(agilex_gate_clks, ARRAY_SIZE(agilex_gate_clks),
clk_data);
+ of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data->clk_data);
return 0;
}
u32 div_reg[3];
u32 clk_phase[2];
u32 fixed_div;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_gate_clk *socfpga_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
if (IS_ERR(socfpga_clk->sys_mgr_base_addr)) {
pr_err("%s: failed to find altr,sys-mgr regmap!\n",
__func__);
+ kfree(socfpga_clk);
return;
}
}
init.num_parents = of_clk_parent_fill(node, parent_name, SOCFPGA_MAX_PARENTS);
init.parent_names = parent_name;
socfpga_clk->hw.hw.init = &init;
+ hw_clk = &socfpga_clk->hw.hw;
- clk = clk_register(NULL, &socfpga_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ if (clk_hw_register(NULL, hw_clk)) {
kfree(socfpga_clk);
return;
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
if (WARN_ON(rc))
return;
}
unsigned long parent_rate)
{
struct socfpga_gate_clk *socfpgaclk = to_socfpga_gate_clk(hwclk);
- u32 div = 1, val;
+ u32 div, val;
val = readl(socfpgaclk->div_reg) >> socfpgaclk->shift;
val &= GENMASK(socfpgaclk->width - 1, 0);
.get_parent = socfpga_gate_get_parent,
};
-struct clk *s10_register_gate(const struct stratix10_gate_clock *clks, void __iomem *regbase)
+struct clk_hw *s10_register_gate(const struct stratix10_gate_clock *clks, void __iomem *regbase)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_gate_clk *socfpga_clk;
struct clk_init_data init;
const char *parent_name = clks->parent_name;
+ int ret;
socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL);
if (!socfpga_clk)
init.parent_data = clks->parent_data;
socfpga_clk->hw.hw.init = &init;
- clk = clk_register(NULL, &socfpga_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &socfpga_clk->hw.hw;
+
+ ret = clk_hw_register(NULL, &socfpga_clk->hw.hw);
+ if (ret) {
kfree(socfpga_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
u32 div_reg[3];
u32 clk_phase[2];
u32 fixed_div;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_gate_clk *socfpga_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
struct clk_init_data init;
struct clk_ops *ops;
int rc;
+ int err;
socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL);
if (WARN_ON(!socfpga_clk))
init.parent_names = parent_name;
socfpga_clk->hw.hw.init = &init;
- clk = clk_register(NULL, &socfpga_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &socfpga_clk->hw.hw;
+
+ err = clk_hw_register(NULL, hw_clk);
+ if (err) {
kfree(socfpga_clk);
return;
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
if (WARN_ON(rc))
return;
}
const struct clk_ops *ops)
{
u32 reg;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_periph_clk *periph_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
periph_clk->hw.hw.init = &init;
- clk = clk_register(NULL, &periph_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &periph_clk->hw.hw;
+
+ if (clk_hw_register(NULL, hw_clk)) {
kfree(periph_clk);
return;
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
if (rc < 0) {
pr_err("Could not register clock provider for node:%s\n",
clk_name);
return;
err_clk:
- clk_unregister(clk);
+ clk_hw_unregister(hw_clk);
}
void __init socfpga_a10_periph_init(struct device_node *node)
.get_parent = clk_periclk_get_parent,
};
-struct clk *s10_register_periph(const struct stratix10_perip_c_clock *clks,
+struct clk_hw *s10_register_periph(const struct stratix10_perip_c_clock *clks,
void __iomem *reg)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_periph_clk *periph_clk;
struct clk_init_data init;
const char *name = clks->name;
const char *parent_name = clks->parent_name;
+ int ret;
periph_clk = kzalloc(sizeof(*periph_clk), GFP_KERNEL);
if (WARN_ON(!periph_clk))
init.parent_data = clks->parent_data;
periph_clk->hw.hw.init = &init;
+ hw_clk = &periph_clk->hw.hw;
- clk = clk_register(NULL, &periph_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
kfree(periph_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
-struct clk *n5x_register_periph(const struct n5x_perip_c_clock *clks,
+struct clk_hw *n5x_register_periph(const struct n5x_perip_c_clock *clks,
void __iomem *regbase)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_periph_clk *periph_clk;
struct clk_init_data init;
const char *name = clks->name;
const char *parent_name = clks->parent_name;
+ int ret;
periph_clk = kzalloc(sizeof(*periph_clk), GFP_KERNEL);
if (WARN_ON(!periph_clk))
init.parent_names = parent_name ? &parent_name : NULL;
periph_clk->hw.hw.init = &init;
+ hw_clk = &periph_clk->hw.hw;
- clk = clk_register(NULL, &periph_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
kfree(periph_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
-struct clk *s10_register_cnt_periph(const struct stratix10_perip_cnt_clock *clks,
+struct clk_hw *s10_register_cnt_periph(const struct stratix10_perip_cnt_clock *clks,
void __iomem *regbase)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_periph_clk *periph_clk;
struct clk_init_data init;
const char *name = clks->name;
const char *parent_name = clks->parent_name;
+ int ret;
periph_clk = kzalloc(sizeof(*periph_clk), GFP_KERNEL);
if (WARN_ON(!periph_clk))
init.parent_data = clks->parent_data;
periph_clk->hw.hw.init = &init;
+ hw_clk = &periph_clk->hw.hw;
- clk = clk_register(NULL, &periph_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
kfree(periph_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
const struct clk_ops *ops)
{
u32 reg;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_periph_clk *periph_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
init.parent_names = parent_name;
periph_clk->hw.hw.init = &init;
+ hw_clk = &periph_clk->hw.hw;
- clk = clk_register(NULL, &periph_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ if (clk_hw_register(NULL, hw_clk)) {
kfree(periph_clk);
return;
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
}
void __init socfpga_periph_init(struct device_node *node)
.get_parent = clk_pll_get_parent,
};
-static struct clk * __init __socfpga_pll_init(struct device_node *node,
+static struct clk_hw * __init __socfpga_pll_init(struct device_node *node,
const struct clk_ops *ops)
{
u32 reg;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_pll *pll_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFGPA_MAX_PARENTS];
pll_clk->hw.hw.init = &init;
pll_clk->hw.bit_idx = SOCFPGA_PLL_EXT_ENA;
+ hw_clk = &pll_clk->hw.hw;
- clk = clk_register(NULL, &pll_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ if (clk_hw_register(NULL, hw_clk)) {
kfree(pll_clk);
return NULL;
}
- of_clk_add_provider(node, of_clk_src_simple_get, clk);
- return clk;
+ of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
+ return hw_clk;
}
void __init socfpga_a10_pll_init(struct device_node *node)
unsigned long parent_rate)
{
struct socfpga_pll *socfpgaclk = to_socfpga_clk(hwclk);
- u32 div = 1;
+ u32 div;
div = ((readl(socfpgaclk->hw.reg) &
SWCTRLBTCLKSEL_MASK) >>
.prepare = clk_pll_prepare,
};
-struct clk *s10_register_pll(const struct stratix10_pll_clock *clks,
+struct clk_hw *s10_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_pll *pll_clk;
struct clk_init_data init;
const char *name = clks->name;
+ int ret;
pll_clk = kzalloc(sizeof(*pll_clk), GFP_KERNEL);
if (WARN_ON(!pll_clk))
pll_clk->hw.bit_idx = SOCFPGA_PLL_POWER;
- clk = clk_register(NULL, &pll_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &pll_clk->hw.hw;
+
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
kfree(pll_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
-struct clk *agilex_register_pll(const struct stratix10_pll_clock *clks,
+struct clk_hw *agilex_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_pll *pll_clk;
struct clk_init_data init;
const char *name = clks->name;
+ int ret;
pll_clk = kzalloc(sizeof(*pll_clk), GFP_KERNEL);
if (WARN_ON(!pll_clk))
pll_clk->hw.hw.init = &init;
pll_clk->hw.bit_idx = SOCFPGA_PLL_POWER;
+ hw_clk = &pll_clk->hw.hw;
- clk = clk_register(NULL, &pll_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
kfree(pll_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
-struct clk *n5x_register_pll(const struct stratix10_pll_clock *clks,
+struct clk_hw *n5x_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_pll *pll_clk;
struct clk_init_data init;
const char *name = clks->name;
+ int ret;
pll_clk = kzalloc(sizeof(*pll_clk), GFP_KERNEL);
if (WARN_ON(!pll_clk))
pll_clk->hw.hw.init = &init;
pll_clk->hw.bit_idx = SOCFPGA_PLL_POWER;
+ hw_clk = &pll_clk->hw.hw;
- clk = clk_register(NULL, &pll_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ ret = clk_hw_register(NULL, hw_clk);
+ if (ret) {
kfree(pll_clk);
- return NULL;
+ return ERR_PTR(ret);
}
- return clk;
+ return hw_clk;
}
.get_parent = clk_pll_get_parent,
};
-static __init struct clk *__socfpga_pll_init(struct device_node *node,
+static __init struct clk_hw *__socfpga_pll_init(struct device_node *node,
const struct clk_ops *ops)
{
u32 reg;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_pll *pll_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
struct clk_init_data init;
struct device_node *clkmgr_np;
+ int rc;
+ int err;
of_property_read_u32(node, "reg", ®);
pll_clk->hw.bit_idx = SOCFPGA_PLL_EXT_ENA;
- clk = clk_register(NULL, &pll_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &pll_clk->hw.hw;
+
+ err = clk_hw_register(NULL, hw_clk);
+ if (err) {
kfree(pll_clk);
- return NULL;
+ return ERR_PTR(err);
}
- of_clk_add_provider(node, of_clk_src_simple_get, clk);
- return clk;
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
+ return hw_clk;
}
void __init socfpga_pll_init(struct device_node *node)
static int s10_clk_register_c_perip(const struct stratix10_perip_c_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_periph(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
}
static int s10_clk_register_cnt_perip(const struct stratix10_perip_cnt_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_cnt_periph(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_cnt_periph(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
static int s10_clk_register_gate(const struct stratix10_gate_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_gate(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_gate(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
static int s10_clk_register_pll(const struct stratix10_pll_clock *clks,
int nums, struct stratix10_clock_data *data)
{
- struct clk *clk;
+ struct clk_hw *hw_clk;
void __iomem *base = data->base;
int i;
for (i = 0; i < nums; i++) {
- clk = s10_register_pll(&clks[i], base);
- if (IS_ERR(clk)) {
+ hw_clk = s10_register_pll(&clks[i], base);
+ if (IS_ERR(hw_clk)) {
pr_err("%s: failed to register clock %s\n",
__func__, clks[i].name);
continue;
}
- data->clk_data.clks[clks[i].id] = clk;
+ data->clk_data.hws[clks[i].id] = hw_clk;
}
return 0;
}
-static struct stratix10_clock_data *__socfpga_s10_clk_init(struct platform_device *pdev,
- int nr_clks)
+static int s10_clkmgr_init(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
struct stratix10_clock_data *clk_data;
- struct clk **clk_table;
struct resource *res;
void __iomem *base;
+ int i, num_clks;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(dev, res);
if (IS_ERR(base)) {
pr_err("%s: failed to map clock registers\n", __func__);
- return ERR_CAST(base);
+ return PTR_ERR(base);
}
- clk_data = devm_kzalloc(dev, sizeof(*clk_data), GFP_KERNEL);
+ num_clks = STRATIX10_NUM_CLKS;
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, clk_data.hws,
+ num_clks), GFP_KERNEL);
if (!clk_data)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
- clk_data->base = base;
- clk_table = devm_kcalloc(dev, nr_clks, sizeof(*clk_table), GFP_KERNEL);
- if (!clk_table)
- return ERR_PTR(-ENOMEM);
-
- clk_data->clk_data.clks = clk_table;
- clk_data->clk_data.clk_num = nr_clks;
- of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data->clk_data);
- return clk_data;
-}
+ for (i = 0; i < num_clks; i++)
+ clk_data->clk_data.hws[i] = ERR_PTR(-ENOENT);
-static int s10_clkmgr_init(struct platform_device *pdev)
-{
- struct stratix10_clock_data *clk_data;
-
- clk_data = __socfpga_s10_clk_init(pdev, STRATIX10_NUM_CLKS);
- if (IS_ERR(clk_data))
- return PTR_ERR(clk_data);
+ clk_data->base = base;
+ clk_data->clk_data.num = num_clks;
s10_clk_register_pll(s10_pll_clks, ARRAY_SIZE(s10_pll_clks), clk_data);
s10_clk_register_gate(s10_gate_clks, ARRAY_SIZE(s10_gate_clks),
clk_data);
+
+ of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data->clk_data);
return 0;
}
#define __STRATIX10_CLK_H
struct stratix10_clock_data {
- struct clk_onecell_data clk_data;
+ struct clk_hw_onecell_data clk_data;
void __iomem *base;
};
u8 fixed_div;
};
-struct clk *s10_register_pll(const struct stratix10_pll_clock *,
- void __iomem *);
-struct clk *agilex_register_pll(const struct stratix10_pll_clock *,
- void __iomem *);
-struct clk *n5x_register_pll(const struct stratix10_pll_clock *clks,
+struct clk_hw *s10_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg);
-struct clk *s10_register_periph(const struct stratix10_perip_c_clock *,
+struct clk_hw *agilex_register_pll(const struct stratix10_pll_clock *clks,
void __iomem *reg);
-struct clk *n5x_register_periph(const struct n5x_perip_c_clock *clks,
+struct clk_hw *n5x_register_pll(const struct stratix10_pll_clock *clks,
+ void __iomem *reg);
+struct clk_hw *s10_register_periph(const struct stratix10_perip_c_clock *clks,
+ void __iomem *reg);
+struct clk_hw *n5x_register_periph(const struct n5x_perip_c_clock *clks,
void __iomem *reg);
-struct clk *s10_register_cnt_periph(const struct stratix10_perip_cnt_clock *,
- void __iomem *);
-struct clk *s10_register_gate(const struct stratix10_gate_clock *,
- void __iomem *);
+struct clk_hw *s10_register_cnt_periph(const struct stratix10_perip_cnt_clock *clks,
+ void __iomem *reg);
+struct clk_hw *s10_register_gate(const struct stratix10_gate_clock *clks,
+ void __iomem *reg);
#endif /* __STRATIX10_CLK_H */
* the base (2x, 4x and 8x), and one variable divider (the one true
* pll audio).
*
- * We don't have any need for the variable divider for now, so we just
- * hardcode it to match with the clock names
+ * With sigma-delta modulation for fractional-N on the audio PLL,
+ * we have to use specific dividers. This means the variable divider
+ * can no longer be used, as the audio codec requests the exact clock
+ * rates we support through this mechanism. So we now hard code the
+ * variable divider to 1. This means the clock rates will no longer
+ * match the clock names.
*/
#define SUN8I_V3S_PLL_AUDIO_REG 0x008
-static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
- "osc24M", 0x008,
- 8, 7, /* N */
- 0, 5, /* M */
- BIT(31), /* gate */
- BIT(28), /* lock */
- 0);
+static struct ccu_sdm_setting pll_audio_sdm_table[] = {
+ { .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 },
+ { .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 },
+};
+
+static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
+ "osc24M", 0x008,
+ 8, 7, /* N */
+ 0, 5, /* M */
+ pll_audio_sdm_table, BIT(24),
+ 0x284, BIT(31),
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
"osc24M", 0x0010,
&mipi_csi_clk.common,
};
-/* We hardcode the divider to 4 for now */
+/* We hardcode the divider to 1 for SDM support */
static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
clk_parent_pll_audio,
- 4, 1, CLK_SET_RATE_PARENT);
+ 1, 1, CLK_SET_RATE_PARENT);
static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
clk_parent_pll_audio,
2, 1, CLK_SET_RATE_PARENT);
#include "clk-factors.h"
-/**
+/*
* sun6i_get_ar100_factors - Calculates factors p, m for AR100
*
* AR100 rate is calculated as follows
#include "clk-factors.h"
-/**
+/*
* sun9i_a80_get_pll4_factors() - calculates n, p, m factors for PLL4
* PLL4 rate is calculated as follows
* rate = (parent_rate * n >> p) / (m + 1);
CLK_OF_DECLARE(sun9i_a80_pll4, "allwinner,sun9i-a80-pll4-clk", sun9i_a80_pll4_setup);
-/**
+/*
* sun9i_a80_get_gt_factors() - calculates m factor for GT
* GT rate is calculated as follows
* rate = parent_rate / (m + 1);
CLK_OF_DECLARE(sun9i_a80_gt, "allwinner,sun9i-a80-gt-clk", sun9i_a80_gt_setup);
-/**
+/*
* sun9i_a80_get_ahb_factors() - calculates p factor for AHB0/1/2
* AHB rate is calculated as follows
* rate = parent_rate >> p;
CLK_OF_DECLARE(sun9i_a80_apb0, "allwinner,sun9i-a80-apb0-clk", sun9i_a80_apb0_setup);
-/**
+/*
* sun9i_a80_get_apb1_factors() - calculates m, p factors for APB1
* APB1 rate is calculated as follows
* rate = (parent_rate >> p) / (m + 1);
#include <linux/spinlock.h>
-/**
+/*
* sunxi_usb_reset... - reset bits in usb clk registers handling
*/