clk: move the U300 fixed and fixed-factor to DT
This converts the fixed and fixed-factor clocks in the U300
platform to register themselves from the device tree.
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/clk/clk-u300.c b/drivers/clk/clk-u300.c
index a41e42e..bebd6c9 100644
--- a/drivers/clk/clk-u300.c
+++ b/drivers/clk/clk-u300.c
@@ -11,6 +11,7 @@
#include <linux/io.h>
#include <linux/clk-provider.h>
#include <linux/spinlock.h>
+#include <linux/of.h>
/* APP side SYSCON registers */
/* CLK Control Register 16bit (R/W) */
@@ -931,6 +932,17 @@
return clk;
}
+static const __initconst struct of_device_id u300_clk_match[] = {
+ {
+ .compatible = "fixed-clock",
+ .data = of_fixed_clk_setup,
+ },
+ {
+ .compatible = "fixed-factor-clock",
+ .data = of_fixed_factor_clk_setup,
+ },
+};
+
void __init u300_clk_init(void __iomem *base)
{
u16 val;
@@ -951,26 +963,7 @@
val |= U300_SYSCON_PMCR_PWR_MGNT_ENABLE;
writew(val, syscon_vbase + U300_SYSCON_PMCR);
- /* These are always available (RTC and PLL13) */
- clk = clk_register_fixed_rate(NULL, "app_32_clk", NULL,
- CLK_IS_ROOT, 32768);
- /* The watchdog sits directly on the 32 kHz clock */
- clk_register_clkdev(clk, NULL, "coh901327_wdog");
- clk = clk_register_fixed_rate(NULL, "pll13", NULL,
- CLK_IS_ROOT, 13000000);
-
- /* These derive from PLL208 */
- clk = clk_register_fixed_rate(NULL, "pll208", NULL,
- CLK_IS_ROOT, 208000000);
- clk = clk_register_fixed_factor(NULL, "app_208_clk", "pll208",
- 0, 1, 1);
- clk = clk_register_fixed_factor(NULL, "app_104_clk", "pll208",
- 0, 1, 2);
- clk = clk_register_fixed_factor(NULL, "app_52_clk", "pll208",
- 0, 1, 4);
- /* The 52 MHz is divided down to 26 MHz */
- clk = clk_register_fixed_factor(NULL, "app_26_clk", "app_52_clk",
- 0, 1, 2);
+ of_clk_init(u300_clk_match);
/* Directly on the AMBA interconnect */
clk = syscon_clk_register(NULL, "cpu_clk", "app_208_clk", 0, true,