diff options
Diffstat (limited to 'drivers/clk/tegra/clk-periph-gate.c')
| -rw-r--r-- | drivers/clk/tegra/clk-periph-gate.c | 30 |
1 files changed, 6 insertions, 24 deletions
diff --git a/drivers/clk/tegra/clk-periph-gate.c b/drivers/clk/tegra/clk-periph-gate.c index bafee9895a2..50701531482 100644 --- a/drivers/clk/tegra/clk-periph-gate.c +++ b/drivers/clk/tegra/clk-periph-gate.c @@ -36,8 +36,6 @@ static DEFINE_SPINLOCK(periph_ref_lock); #define read_rst(gate) \ readl_relaxed(gate->clk_base + (gate->regs->rst_reg)) -#define write_rst_set(val, gate) \ - writel_relaxed(val, gate->clk_base + (gate->regs->rst_set_reg)) #define write_rst_clr(val, gate) \ writel_relaxed(val, gate->clk_base + (gate->regs->rst_clr_reg)) @@ -123,26 +121,6 @@ static void clk_periph_disable(struct clk_hw *hw) spin_unlock_irqrestore(&periph_ref_lock, flags); } -void tegra_periph_reset(struct tegra_clk_periph_gate *gate, bool assert) -{ - if (gate->flags & TEGRA_PERIPH_NO_RESET) - return; - - if (assert) { - /* - * If peripheral is in the APB bus then read the APB bus to - * flush the write operation in apb bus. This will avoid the - * peripheral access after disabling clock - */ - if (gate->flags & TEGRA_PERIPH_ON_APB) - tegra_read_chipid(); - - write_rst_set(periph_clk_to_bit(gate), gate); - } else { - write_rst_clr(periph_clk_to_bit(gate), gate); - } -} - const struct clk_ops tegra_clk_periph_gate_ops = { .is_enabled = clk_periph_is_enabled, .enable = clk_periph_enable, @@ -151,12 +129,16 @@ const struct clk_ops tegra_clk_periph_gate_ops = { struct clk *tegra_clk_register_periph_gate(const char *name, const char *parent_name, u8 gate_flags, void __iomem *clk_base, - unsigned long flags, int clk_num, - struct tegra_clk_periph_regs *pregs, int *enable_refcnt) + unsigned long flags, int clk_num, int *enable_refcnt) { struct tegra_clk_periph_gate *gate; struct clk *clk; struct clk_init_data init; + struct tegra_clk_periph_regs *pregs; + + pregs = get_reg_bank(clk_num); + if (!pregs) + return ERR_PTR(-EINVAL); gate = kzalloc(sizeof(*gate), GFP_KERNEL); if (!gate) { |