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path: root/drivers/clk/tegra/clk-tegra114.c
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Diffstat (limited to 'drivers/clk/tegra/clk-tegra114.c')
-rw-r--r--drivers/clk/tegra/clk-tegra114.c34
1 files changed, 29 insertions, 5 deletions
diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c
index bc9e47a4cb60..6c8e053311c3 100644
--- a/drivers/clk/tegra/clk-tegra114.c
+++ b/drivers/clk/tegra/clk-tegra114.c
@@ -11,6 +11,7 @@
#include <linux/export.h>
#include <linux/clk/tegra.h>
#include <dt-bindings/clock/tegra114-car.h>
+#include <dt-bindings/reset/nvidia,tegra114-car.h>
#include "clk.h"
#include "clk-id.h"
@@ -1158,7 +1159,7 @@ static struct tegra_clk_init_table init_table[] __initdata = {
{ TEGRA114_CLK_XUSB_HS_SRC, TEGRA114_CLK_XUSB_SS_DIV2, 61200000, 0 },
{ TEGRA114_CLK_XUSB_FALCON_SRC, TEGRA114_CLK_PLL_P, 204000000, 0 },
{ TEGRA114_CLK_XUSB_HOST_SRC, TEGRA114_CLK_PLL_P, 102000000, 0 },
- { TEGRA114_CLK_VDE, TEGRA114_CLK_CLK_MAX, 600000000, 0 },
+ { TEGRA114_CLK_VDE, TEGRA114_CLK_PLL_P, 408000000, 0 },
{ TEGRA114_CLK_SPDIF_IN_SYNC, TEGRA114_CLK_CLK_MAX, 24000000, 0 },
{ TEGRA114_CLK_I2S0_SYNC, TEGRA114_CLK_CLK_MAX, 24000000, 0 },
{ TEGRA114_CLK_I2S1_SYNC, TEGRA114_CLK_CLK_MAX, 24000000, 0 },
@@ -1166,6 +1167,7 @@ static struct tegra_clk_init_table init_table[] __initdata = {
{ TEGRA114_CLK_I2S3_SYNC, TEGRA114_CLK_CLK_MAX, 24000000, 0 },
{ TEGRA114_CLK_I2S4_SYNC, TEGRA114_CLK_CLK_MAX, 24000000, 0 },
{ TEGRA114_CLK_VIMCLK_SYNC, TEGRA114_CLK_CLK_MAX, 24000000, 0 },
+ { TEGRA114_CLK_PWM, TEGRA114_CLK_PLL_P, 408000000, 0 },
/* must be the last entry */
{ TEGRA114_CLK_CLK_MAX, TEGRA114_CLK_CLK_MAX, 0, 0 },
};
@@ -1271,7 +1273,7 @@ EXPORT_SYMBOL(tegra114_clock_tune_cpu_trimmers_init);
*
* Assert the reset line of the DFLL's DVCO. No return value.
*/
-void tegra114_clock_assert_dfll_dvco_reset(void)
+static void tegra114_clock_assert_dfll_dvco_reset(void)
{
u32 v;
@@ -1280,7 +1282,6 @@ void tegra114_clock_assert_dfll_dvco_reset(void)
writel_relaxed(v, clk_base + RST_DFLL_DVCO);
tegra114_car_barrier();
}
-EXPORT_SYMBOL(tegra114_clock_assert_dfll_dvco_reset);
/**
* tegra114_clock_deassert_dfll_dvco_reset - deassert the DFLL's DVCO reset
@@ -1288,7 +1289,7 @@ EXPORT_SYMBOL(tegra114_clock_assert_dfll_dvco_reset);
* Deassert the reset line of the DFLL's DVCO, allowing the DVCO to
* operate. No return value.
*/
-void tegra114_clock_deassert_dfll_dvco_reset(void)
+static void tegra114_clock_deassert_dfll_dvco_reset(void)
{
u32 v;
@@ -1297,7 +1298,26 @@ void tegra114_clock_deassert_dfll_dvco_reset(void)
writel_relaxed(v, clk_base + RST_DFLL_DVCO);
tegra114_car_barrier();
}
-EXPORT_SYMBOL(tegra114_clock_deassert_dfll_dvco_reset);
+
+static int tegra114_reset_assert(unsigned long id)
+{
+ if (id == TEGRA114_RST_DFLL_DVCO)
+ tegra114_clock_assert_dfll_dvco_reset();
+ else
+ return -EINVAL;
+
+ return 0;
+}
+
+static int tegra114_reset_deassert(unsigned long id)
+{
+ if (id == TEGRA114_RST_DFLL_DVCO)
+ tegra114_clock_deassert_dfll_dvco_reset();
+ else
+ return -EINVAL;
+
+ return 0;
+}
static void __init tegra114_clock_init(struct device_node *np)
{
@@ -1317,6 +1337,7 @@ static void __init tegra114_clock_init(struct device_node *np)
}
pmc_base = of_iomap(node, 0);
+ of_node_put(node);
if (!pmc_base) {
pr_err("Can't map pmc registers\n");
WARN_ON(1);
@@ -1342,6 +1363,9 @@ static void __init tegra114_clock_init(struct device_node *np)
tegra_super_clk_gen4_init(clk_base, pmc_base, tegra114_clks,
&pll_x_params);
+ tegra_init_special_resets(1, tegra114_reset_assert,
+ tegra114_reset_deassert);
+
tegra_add_of_provider(np, of_clk_src_onecell_get);
tegra_register_devclks(devclks, ARRAY_SIZE(devclks));