diff options
Diffstat (limited to 'drivers/clk')
-rw-r--r-- | drivers/clk/ingenic/jz4740-cgu.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/drivers/clk/ingenic/jz4740-cgu.c b/drivers/clk/ingenic/jz4740-cgu.c index 75651544cb30..cb22d0633b9c 100644 --- a/drivers/clk/ingenic/jz4740-cgu.c +++ b/drivers/clk/ingenic/jz4740-cgu.c @@ -20,7 +20,6 @@ #include <linux/io.h> #include <linux/of.h> #include <dt-bindings/clock/jz4740-cgu.h> -#include <asm/mach-jz4740/clock.h> #include "cgu.h" #include "pm.h" @@ -252,75 +251,3 @@ static void __init jz4740_cgu_init(struct device_node *np) ingenic_cgu_register_syscore_ops(cgu); } CLK_OF_DECLARE(jz4740_cgu, "ingenic,jz4740-cgu", jz4740_cgu_init); - -void jz4740_clock_set_wait_mode(enum jz4740_wait_mode mode) -{ - uint32_t lcr = readl(cgu->base + CGU_REG_LCR); - - switch (mode) { - case JZ4740_WAIT_MODE_IDLE: - lcr &= ~LCR_SLEEP; - break; - - case JZ4740_WAIT_MODE_SLEEP: - lcr |= LCR_SLEEP; - break; - } - - writel(lcr, cgu->base + CGU_REG_LCR); -} - -void jz4740_clock_udc_disable_auto_suspend(void) -{ - uint32_t clkgr = readl(cgu->base + CGU_REG_CLKGR); - - clkgr &= ~CLKGR_UDC; - writel(clkgr, cgu->base + CGU_REG_CLKGR); -} -EXPORT_SYMBOL_GPL(jz4740_clock_udc_disable_auto_suspend); - -void jz4740_clock_udc_enable_auto_suspend(void) -{ - uint32_t clkgr = readl(cgu->base + CGU_REG_CLKGR); - - clkgr |= CLKGR_UDC; - writel(clkgr, cgu->base + CGU_REG_CLKGR); -} -EXPORT_SYMBOL_GPL(jz4740_clock_udc_enable_auto_suspend); - -#define JZ_CLOCK_GATE_UART0 BIT(0) -#define JZ_CLOCK_GATE_TCU BIT(1) -#define JZ_CLOCK_GATE_DMAC BIT(12) - -void jz4740_clock_suspend(void) -{ - uint32_t clkgr, cppcr; - - clkgr = readl(cgu->base + CGU_REG_CLKGR); - clkgr |= JZ_CLOCK_GATE_TCU | JZ_CLOCK_GATE_DMAC | JZ_CLOCK_GATE_UART0; - writel(clkgr, cgu->base + CGU_REG_CLKGR); - - cppcr = readl(cgu->base + CGU_REG_CPPCR); - cppcr &= ~BIT(jz4740_cgu_clocks[JZ4740_CLK_PLL].pll.enable_bit); - writel(cppcr, cgu->base + CGU_REG_CPPCR); -} - -void jz4740_clock_resume(void) -{ - uint32_t clkgr, cppcr, stable; - - cppcr = readl(cgu->base + CGU_REG_CPPCR); - cppcr |= BIT(jz4740_cgu_clocks[JZ4740_CLK_PLL].pll.enable_bit); - writel(cppcr, cgu->base + CGU_REG_CPPCR); - - stable = BIT(jz4740_cgu_clocks[JZ4740_CLK_PLL].pll.stable_bit); - do { - cppcr = readl(cgu->base + CGU_REG_CPPCR); - } while (!(cppcr & stable)); - - clkgr = readl(cgu->base + CGU_REG_CLKGR); - clkgr &= ~JZ_CLOCK_GATE_TCU; - clkgr &= ~JZ_CLOCK_GATE_DMAC; - clkgr &= ~JZ_CLOCK_GATE_UART0; - writel(clkgr, cgu->base + CGU_REG_CLKGR); -} |