Function sscg_pll_init() is not used anywhere, so it can simply be deleted. This was found because of the following sparse warning:
arch/arm/mach-imx/imx8m/clock_imx8mq.c:702:5: warning: no previous prototype for ‘sscg_pll_init’ [-Wmissing-prototypes] int sscg_pll_init(u32 pll) ^~~~~~~~~~~~~
Signed-off-by: Pedro Jardim jardim.c.pedro@gmail.com --- arch/arm/mach-imx/imx8m/clock_imx8mq.c | 71 -------------------------- 1 file changed, 71 deletions(-)
diff --git a/arch/arm/mach-imx/imx8m/clock_imx8mq.c b/arch/arm/mach-imx/imx8m/clock_imx8mq.c index d8530cc808..72a70d8c45 100644 --- a/arch/arm/mach-imx/imx8m/clock_imx8mq.c +++ b/arch/arm/mach-imx/imx8m/clock_imx8mq.c @@ -677,77 +677,6 @@ int frac_pll_init(u32 pll, enum frac_pll_out_val val) return 0; }
-int sscg_pll_init(u32 pll) -{ - void __iomem *pll_cfg0, __iomem *pll_cfg1, __iomem *pll_cfg2; - u32 val_cfg0, val_cfg1, val_cfg2, val; - u32 bypass1_mask = 0x20, bypass2_mask = 0x10; - int ret; - - switch (pll) { - case ANATOP_SYSTEM_PLL1: - pll_cfg0 = &ana_pll->sys_pll1_cfg0; - pll_cfg1 = &ana_pll->sys_pll1_cfg1; - pll_cfg2 = &ana_pll->sys_pll1_cfg2; - /* 800MHz */ - val_cfg2 = SSCG_PLL_FEEDBACK_DIV_F1_VAL(3) | - SSCG_PLL_FEEDBACK_DIV_F2_VAL(3); - val_cfg1 = 0; - val_cfg0 = SSCG_PLL_CLKE_MASK | SSCG_PLL_DIV2_CLKE_MASK | - SSCG_PLL_DIV3_CLKE_MASK | SSCG_PLL_DIV4_CLKE_MASK | - SSCG_PLL_DIV5_CLKE_MASK | SSCG_PLL_DIV6_CLKE_MASK | - SSCG_PLL_DIV8_CLKE_MASK | SSCG_PLL_DIV10_CLKE_MASK | - SSCG_PLL_DIV20_CLKE_MASK | SSCG_PLL_LOCK_SEL_MASK | - SSCG_PLL_REFCLK_SEL_OSC_25M; - break; - case ANATOP_SYSTEM_PLL2: - pll_cfg0 = &ana_pll->sys_pll2_cfg0; - pll_cfg1 = &ana_pll->sys_pll2_cfg1; - pll_cfg2 = &ana_pll->sys_pll2_cfg2; - /* 1000MHz */ - val_cfg2 = SSCG_PLL_FEEDBACK_DIV_F1_VAL(3) | - SSCG_PLL_FEEDBACK_DIV_F2_VAL(4); - val_cfg1 = 0; - val_cfg0 = SSCG_PLL_CLKE_MASK | SSCG_PLL_DIV2_CLKE_MASK | - SSCG_PLL_DIV3_CLKE_MASK | SSCG_PLL_DIV4_CLKE_MASK | - SSCG_PLL_DIV5_CLKE_MASK | SSCG_PLL_DIV6_CLKE_MASK | - SSCG_PLL_DIV8_CLKE_MASK | SSCG_PLL_DIV10_CLKE_MASK | - SSCG_PLL_DIV20_CLKE_MASK | SSCG_PLL_LOCK_SEL_MASK | - SSCG_PLL_REFCLK_SEL_OSC_25M; - break; - case ANATOP_SYSTEM_PLL3: - pll_cfg0 = &ana_pll->sys_pll3_cfg0; - pll_cfg1 = &ana_pll->sys_pll3_cfg1; - pll_cfg2 = &ana_pll->sys_pll3_cfg2; - /* 800MHz */ - val_cfg2 = SSCG_PLL_FEEDBACK_DIV_F1_VAL(3) | - SSCG_PLL_FEEDBACK_DIV_F2_VAL(3); - val_cfg1 = 0; - val_cfg0 = SSCG_PLL_PLL3_CLKE_MASK | SSCG_PLL_LOCK_SEL_MASK | - SSCG_PLL_REFCLK_SEL_OSC_25M; - break; - default: - return -EINVAL; - } - - /*bypass*/ - setbits_le32(pll_cfg0, bypass1_mask | bypass2_mask); - /* set value */ - writel(val_cfg2, pll_cfg2); - writel(val_cfg1, pll_cfg1); - /*unbypass1 and wait 70us */ - writel(val_cfg0 | bypass2_mask, pll_cfg1); - - __udelay(70); - - /* unbypass2 and wait lock */ - writel(val_cfg0, pll_cfg1); - ret = readl_poll_timeout(pll_cfg0, val, val & SSCG_PLL_LOCK_MASK, 1); - if (ret) - printf("%s timeout\n", __func__); - - return ret; -}
int clock_init(void) {