diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/mach-mxs/clock-mx23.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c index 8f5a19ab558c..ca72a05ed9c1 100644 --- a/arch/arm/mach-mxs/clock-mx23.c +++ b/arch/arm/mach-mxs/clock-mx23.c @@ -21,6 +21,7 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/jiffies.h> +#include <linux/clkdev.h> #include <asm/clkdev.h> #include <asm/div64.h> @@ -303,7 +304,7 @@ static int name##_set_rate(struct clk *clk, unsigned long rate) \ reg = __raw_readl(CLKCTRL_BASE_ADDR + HW_CLKCTRL_##dr); \ reg &= ~BM_CLKCTRL_##dr##_DIV; \ reg |= div << BP_CLKCTRL_##dr##_DIV; \ - if (reg | (1 << clk->enable_shift)) { \ + if (reg & (1 << clk->enable_shift)) { \ pr_err("%s: clock is gated\n", __func__); \ return -EINVAL; \ } \ @@ -346,7 +347,7 @@ static int name##_set_parent(struct clk *clk, struct clk *parent) \ { \ if (parent != clk->parent) { \ __raw_writel(BM_CLKCTRL_CLKSEQ_BYPASS_##bit, \ - HW_CLKCTRL_CLKSEQ_TOG); \ + CLKCTRL_BASE_ADDR + HW_CLKCTRL_CLKSEQ_TOG); \ clk->parent = parent; \ } \ \ @@ -437,10 +438,12 @@ _DEFINE_CLOCK(clk32k_clk, XTAL, TIMROT_CLK32K_GATE, &ref_xtal_clk); }, static struct clk_lookup lookups[] = { - _REGISTER_CLOCK("mxs-duart.0", NULL, uart_clk) + /* for amba bus driver */ + _REGISTER_CLOCK("duart", "apb_pclk", xbus_clk) + /* for amba-pl011 driver */ + _REGISTER_CLOCK("duart", NULL, uart_clk) _REGISTER_CLOCK("rtc", NULL, rtc_clk) _REGISTER_CLOCK(NULL, "hclk", hbus_clk) - _REGISTER_CLOCK(NULL, "xclk", xbus_clk) _REGISTER_CLOCK(NULL, "usb", usb_clk) _REGISTER_CLOCK(NULL, "audio", audio_clk) _REGISTER_CLOCK(NULL, "pwm", pwm_clk) @@ -518,6 +521,12 @@ int __init mx23_clocks_init(void) { clk_misc_init(); + clk_enable(&cpu_clk); + clk_enable(&hbus_clk); + clk_enable(&xbus_clk); + clk_enable(&emi_clk); + clk_enable(&uart_clk); + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); mxs_timer_init(&clk32k_clk, MX23_INT_TIMER0); |