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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/mach-omap2/clock.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-omap2/clock.h')
-rw-r--r-- | arch/arm/mach-omap2/clock.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h new file mode 100644 index 000000000..bbe4b3289 --- /dev/null +++ b/arch/arm/mach-omap2/clock.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * linux/arch/arm/mach-omap2/clock.h + * + * Copyright (C) 2005-2009 Texas Instruments, Inc. + * Copyright (C) 2004-2011 Nokia Corporation + * + * Contacts: + * Richard Woodruff <r-woodruff2@ti.com> + * Paul Walmsley + */ + +#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H +#define __ARCH_ARM_MACH_OMAP2_CLOCK_H + +#include <linux/kernel.h> +#include <linux/list.h> + +#include <linux/clkdev.h> +#include <linux/clk-provider.h> +#include <linux/clk/ti.h> + +/* struct clksel_rate.flags possibilities */ +#define RATE_IN_242X (1 << 0) +#define RATE_IN_243X (1 << 1) +#define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */ +#define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */ +#define RATE_IN_36XX (1 << 4) +#define RATE_IN_4430 (1 << 5) +#define RATE_IN_TI816X (1 << 6) +#define RATE_IN_4460 (1 << 7) +#define RATE_IN_AM33XX (1 << 8) +#define RATE_IN_TI814X (1 << 9) + +#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) +#define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) +#define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) +#define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) + +/* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ +#define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) + +/* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */ +#define CORE_CLK_SRC_32K 0x0 +#define CORE_CLK_SRC_DPLL 0x1 +#define CORE_CLK_SRC_DPLL_X2 0x2 + +/* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */ +#define OMAP2XXX_EN_DPLL_LPBYPASS 0x1 +#define OMAP2XXX_EN_DPLL_FRBYPASS 0x2 +#define OMAP2XXX_EN_DPLL_LOCKED 0x3 + +/* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ +#define OMAP3XXX_EN_DPLL_LPBYPASS 0x5 +#define OMAP3XXX_EN_DPLL_FRBYPASS 0x6 +#define OMAP3XXX_EN_DPLL_LOCKED 0x7 + +/* OMAP4xxx CM_CLKMODE_DPLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ +#define OMAP4XXX_EN_DPLL_MNBYPASS 0x4 +#define OMAP4XXX_EN_DPLL_LPBYPASS 0x5 +#define OMAP4XXX_EN_DPLL_FRBYPASS 0x6 +#define OMAP4XXX_EN_DPLL_LOCKED 0x7 + +extern struct ti_clk_ll_ops omap_clk_ll_ops; + +extern u16 cpu_mask; + +extern const struct clkops clkops_omap2_dflt_wait; +extern const struct clkops clkops_omap2_dflt; + +extern struct clk_functions omap2_clk_functions; + +int __init omap2_clk_setup_ll_ops(void); + +void __init ti_clk_init_features(void); +#endif |