[PATCH 02/14] clk: samsung: Factor out the common code to clk.c
Naveen Krishna Ch
naveenkrishna.ch at gmail.com
Wed Aug 27 03:15:19 PDT 2014
Hello All,
On 27 August 2014 15:18, Naveen Krishna Chatradhi <ch.naveen at samsung.com> wrote:
> This patch factors out the code that can be reused from
> clk-exynos5260.c to clk-samsung/clk.c and clk-samsung/clk.h
>
> As Clock controller in Exynos7 support various blocks in
> CMU. The common functions and structures can be reused to
> support Clock controller in Exynos7.
>
> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen at samsung.com>
> Cc: Tomasz Figa <t.figa at samsung.com>
> Cc: Mike Turquette <mturquette at linaro.org>
> Cc: Thomas Abraham <thomas.ab at samsung.com>
Not tested on Exynos5260.. Tested-by would be appreciated.
> ---
> drivers/clk/samsung/clk-exynos5260.c | 181 +++++-----------------------------
> drivers/clk/samsung/clk.c | 101 +++++++++++++++++++
> drivers/clk/samsung/clk.h | 34 +++++++
> 3 files changed, 161 insertions(+), 155 deletions(-)
>
> diff --git a/drivers/clk/samsung/clk-exynos5260.c b/drivers/clk/samsung/clk-exynos5260.c
> index ce3de97..7655d4e 100644
> --- a/drivers/clk/samsung/clk-exynos5260.c
> +++ b/drivers/clk/samsung/clk-exynos5260.c
> @@ -22,39 +22,6 @@
>
> #include <dt-bindings/clock/exynos5260-clk.h>
>
> -static LIST_HEAD(clock_reg_cache_list);
> -
> -struct exynos5260_clock_reg_cache {
> - struct list_head node;
> - void __iomem *reg_base;
> - struct samsung_clk_reg_dump *rdump;
> - unsigned int rd_num;
> -};
> -
> -struct exynos5260_cmu_info {
> - /* list of pll clocks and respective count */
> - struct samsung_pll_clock *pll_clks;
> - unsigned int nr_pll_clks;
> - /* list of mux clocks and respective count */
> - struct samsung_mux_clock *mux_clks;
> - unsigned int nr_mux_clks;
> - /* list of div clocks and respective count */
> - struct samsung_div_clock *div_clks;
> - unsigned int nr_div_clks;
> - /* list of gate clocks and respective count */
> - struct samsung_gate_clock *gate_clks;
> - unsigned int nr_gate_clks;
> - /* list of fixed clocks and respective count */
> - struct samsung_fixed_rate_clock *fixed_clks;
> - unsigned int nr_fixed_clks;
> - /* total number of clocks with IDs assigned*/
> - unsigned int nr_clk_ids;
> -
> - /* list and number of clocks registers */
> - unsigned long *clk_regs;
> - unsigned int nr_clk_regs;
> -};
> -
> /*
> * Applicable for all 2550 Type PLLS for Exynos5260, listed below
> * DISP_PLL, EGL_PLL, KFC_PLL, MEM_PLL, BUS_PLL, MEDIA_PLL, G3D_PLL.
> @@ -115,102 +82,6 @@ static struct samsung_pll_rate_table pll2650_24mhz_tbl[] __initdata = {
>
> #ifdef CONFIG_PM_SLEEP
>
> -static int exynos5260_clk_suspend(void)
> -{
> - struct exynos5260_clock_reg_cache *cache;
> -
> - list_for_each_entry(cache, &clock_reg_cache_list, node)
> - samsung_clk_save(cache->reg_base, cache->rdump,
> - cache->rd_num);
> -
> - return 0;
> -}
> -
> -static void exynos5260_clk_resume(void)
> -{
> - struct exynos5260_clock_reg_cache *cache;
> -
> - list_for_each_entry(cache, &clock_reg_cache_list, node)
> - samsung_clk_restore(cache->reg_base, cache->rdump,
> - cache->rd_num);
> -}
> -
> -static struct syscore_ops exynos5260_clk_syscore_ops = {
> - .suspend = exynos5260_clk_suspend,
> - .resume = exynos5260_clk_resume,
> -};
> -
> -static void exynos5260_clk_sleep_init(void __iomem *reg_base,
> - unsigned long *rdump,
> - unsigned long nr_rdump)
> -{
> - struct exynos5260_clock_reg_cache *reg_cache;
> -
> - reg_cache = kzalloc(sizeof(struct exynos5260_clock_reg_cache),
> - GFP_KERNEL);
> - if (!reg_cache)
> - panic("could not allocate register cache.\n");
> -
> - reg_cache->rdump = samsung_clk_alloc_reg_dump(rdump, nr_rdump);
> -
> - if (!reg_cache->rdump)
> - panic("could not allocate register dump storage.\n");
> -
> - if (list_empty(&clock_reg_cache_list))
> - register_syscore_ops(&exynos5260_clk_syscore_ops);
> -
> - reg_cache->rd_num = nr_rdump;
> - reg_cache->reg_base = reg_base;
> - list_add_tail(®_cache->node, &clock_reg_cache_list);
> -}
> -
> -#else
> -static void exynos5260_clk_sleep_init(void __iomem *reg_base,
> - unsigned long *rdump,
> - unsigned long nr_rdump){}
> -#endif
> -
> -/*
> - * Common function which registers plls, muxes, dividers and gates
> - * for each CMU. It also add CMU register list to register cache.
> - */
> -
> -void __init exynos5260_cmu_register_one(struct device_node *np,
> - struct exynos5260_cmu_info *cmu)
> -{
> - void __iomem *reg_base;
> - struct samsung_clk_provider *ctx;
> -
> - reg_base = of_iomap(np, 0);
> - if (!reg_base)
> - panic("%s: failed to map registers\n", __func__);
> -
> - ctx = samsung_clk_init(np, reg_base, cmu->nr_clk_ids);
> - if (!ctx)
> - panic("%s: unable to alllocate ctx\n", __func__);
> -
> - if (cmu->pll_clks)
> - samsung_clk_register_pll(ctx, cmu->pll_clks, cmu->nr_pll_clks,
> - reg_base);
> - if (cmu->mux_clks)
> - samsung_clk_register_mux(ctx, cmu->mux_clks,
> - cmu->nr_mux_clks);
> - if (cmu->div_clks)
> - samsung_clk_register_div(ctx, cmu->div_clks, cmu->nr_div_clks);
> - if (cmu->gate_clks)
> - samsung_clk_register_gate(ctx, cmu->gate_clks,
> - cmu->nr_gate_clks);
> - if (cmu->fixed_clks)
> - samsung_clk_register_fixed_rate(ctx, cmu->fixed_clks,
> - cmu->nr_fixed_clks);
> - if (cmu->clk_regs)
> - exynos5260_clk_sleep_init(reg_base, cmu->clk_regs,
> - cmu->nr_clk_regs);
> -
> - samsung_clk_of_add_provider(np, ctx);
> -}
> -
> -
> /* CMU_AUD */
>
> static unsigned long aud_clk_regs[] __initdata = {
> @@ -268,7 +139,7 @@ struct samsung_gate_clock aud_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_aud_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = aud_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(aud_mux_clks);
> @@ -280,7 +151,7 @@ static void __init exynos5260_clk_aud_init(struct device_node *np)
> cmu.clk_regs = aud_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(aud_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_aud, "samsung,exynos5260-clock-aud",
> @@ -458,7 +329,7 @@ struct samsung_gate_clock disp_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_disp_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = disp_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(disp_mux_clks);
> @@ -470,7 +341,7 @@ static void __init exynos5260_clk_disp_init(struct device_node *np)
> cmu.clk_regs = disp_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(disp_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_disp, "samsung,exynos5260-clock-disp",
> @@ -522,7 +393,7 @@ static struct samsung_pll_clock egl_pll_clks[] __initdata = {
>
> static void __init exynos5260_clk_egl_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.pll_clks = egl_pll_clks;
> cmu.nr_pll_clks = ARRAY_SIZE(egl_pll_clks);
> @@ -534,7 +405,7 @@ static void __init exynos5260_clk_egl_init(struct device_node *np)
> cmu.clk_regs = egl_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(egl_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_egl, "samsung,exynos5260-clock-egl",
> @@ -624,7 +495,7 @@ struct samsung_gate_clock fsys_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_fsys_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = fsys_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(fsys_mux_clks);
> @@ -634,7 +505,7 @@ static void __init exynos5260_clk_fsys_init(struct device_node *np)
> cmu.clk_regs = fsys_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(fsys_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_fsys, "samsung,exynos5260-clock-fsys",
> @@ -713,7 +584,7 @@ struct samsung_gate_clock g2d_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_g2d_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = g2d_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(g2d_mux_clks);
> @@ -725,7 +596,7 @@ static void __init exynos5260_clk_g2d_init(struct device_node *np)
> cmu.clk_regs = g2d_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(g2d_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_g2d, "samsung,exynos5260-clock-g2d",
> @@ -774,7 +645,7 @@ static struct samsung_pll_clock g3d_pll_clks[] __initdata = {
>
> static void __init exynos5260_clk_g3d_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.pll_clks = g3d_pll_clks;
> cmu.nr_pll_clks = ARRAY_SIZE(g3d_pll_clks);
> @@ -788,7 +659,7 @@ static void __init exynos5260_clk_g3d_init(struct device_node *np)
> cmu.clk_regs = g3d_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(g3d_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_g3d, "samsung,exynos5260-clock-g3d",
> @@ -909,7 +780,7 @@ struct samsung_gate_clock gscl_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_gscl_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = gscl_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(gscl_mux_clks);
> @@ -921,7 +792,7 @@ static void __init exynos5260_clk_gscl_init(struct device_node *np)
> cmu.clk_regs = gscl_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(gscl_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_gscl, "samsung,exynos5260-clock-gscl",
> @@ -1028,7 +899,7 @@ struct samsung_gate_clock isp_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_isp_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = isp_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(isp_mux_clks);
> @@ -1040,7 +911,7 @@ static void __init exynos5260_clk_isp_init(struct device_node *np)
> cmu.clk_regs = isp_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(isp_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_isp, "samsung,exynos5260-clock-isp",
> @@ -1092,7 +963,7 @@ static struct samsung_pll_clock kfc_pll_clks[] __initdata = {
>
> static void __init exynos5260_clk_kfc_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.pll_clks = kfc_pll_clks;
> cmu.nr_pll_clks = ARRAY_SIZE(kfc_pll_clks);
> @@ -1104,7 +975,7 @@ static void __init exynos5260_clk_kfc_init(struct device_node *np)
> cmu.clk_regs = kfc_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(kfc_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_kfc, "samsung,exynos5260-clock-kfc",
> @@ -1148,7 +1019,7 @@ struct samsung_gate_clock mfc_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_mfc_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = mfc_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(mfc_mux_clks);
> @@ -1160,7 +1031,7 @@ static void __init exynos5260_clk_mfc_init(struct device_node *np)
> cmu.clk_regs = mfc_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(mfc_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_mfc, "samsung,exynos5260-clock-mfc",
> @@ -1295,7 +1166,7 @@ static struct samsung_pll_clock mif_pll_clks[] __initdata = {
>
> static void __init exynos5260_clk_mif_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.pll_clks = mif_pll_clks;
> cmu.nr_pll_clks = ARRAY_SIZE(mif_pll_clks);
> @@ -1309,7 +1180,7 @@ static void __init exynos5260_clk_mif_init(struct device_node *np)
> cmu.clk_regs = mif_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(mif_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_mif, "samsung,exynos5260-clock-mif",
> @@ -1503,7 +1374,7 @@ struct samsung_gate_clock peri_gate_clks[] __initdata = {
>
> static void __init exynos5260_clk_peri_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.mux_clks = peri_mux_clks;
> cmu.nr_mux_clks = ARRAY_SIZE(peri_mux_clks);
> @@ -1515,7 +1386,7 @@ static void __init exynos5260_clk_peri_init(struct device_node *np)
> cmu.clk_regs = peri_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(peri_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_peri, "samsung,exynos5260-clock-peri",
> @@ -1959,7 +1830,7 @@ static struct samsung_pll_clock top_pll_clks[] __initdata = {
>
> static void __init exynos5260_clk_top_init(struct device_node *np)
> {
> - struct exynos5260_cmu_info cmu = {0};
> + struct exynos_cmu_info cmu = {0};
>
> cmu.pll_clks = top_pll_clks;
> cmu.nr_pll_clks = ARRAY_SIZE(top_pll_clks);
> @@ -1975,7 +1846,7 @@ static void __init exynos5260_clk_top_init(struct device_node *np)
> cmu.clk_regs = top_clk_regs;
> cmu.nr_clk_regs = ARRAY_SIZE(top_clk_regs);
>
> - exynos5260_cmu_register_one(np, &cmu);
> + exynos_cmu_register_one(np, &cmu);
> }
>
> CLK_OF_DECLARE(exynos5260_clk_top, "samsung,exynos5260-clock-top",
> diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c
> index deab84d..ef73edf 100644
> --- a/drivers/clk/samsung/clk.c
> +++ b/drivers/clk/samsung/clk.c
> @@ -11,9 +11,14 @@
> * clock framework for Samsung platforms.
> */
>
> +#include <linux/clk.h>
> +#include <linux/clkdev.h>
> +#include <linux/clk-provider.h>
> #include <linux/syscore_ops.h>
> #include "clk.h"
>
> +static LIST_HEAD(clock_reg_cache_list);
> +
> void samsung_clk_save(void __iomem *base,
> struct samsung_clk_reg_dump *rd,
> unsigned int num_regs)
> @@ -313,3 +318,99 @@ unsigned long _get_rate(const char *clk_name)
>
> return clk_get_rate(clk);
> }
> +
> +#ifdef CONFIG_PM_SLEEP
> +static int exynos_clk_suspend(void)
> +{
> + struct exynos_clock_reg_cache *reg_cache;
> +
> + list_for_each_entry(reg_cache, &clock_reg_cache_list, node)
> + samsung_clk_save(reg_cache->reg_base, reg_cache->rdump,
> + reg_cache->rd_num);
> + return 0;
> +}
> +
> +static void exynos_clk_resume(void)
> +{
> + struct exynos_clock_reg_cache *reg_cache;
> +
> + list_for_each_entry(reg_cache, &clock_reg_cache_list, node)
> + samsung_clk_restore(reg_cache->reg_base, reg_cache->rdump,
> + reg_cache->rd_num);
> +}
> +
> +static struct syscore_ops exynos_clk_syscore_ops = {
> + .suspend = exynos_clk_suspend,
> + .resume = exynos_clk_resume,
> +};
> +
> +static void exynos_clk_sleep_init(void __iomem *reg_base,
> + const unsigned long *rdump,
> + unsigned long nr_rdump)
> +{
> + struct exynos_clock_reg_cache *reg_cache;
> +
> + reg_cache = kzalloc(sizeof(struct exynos_clock_reg_cache),
> + GFP_KERNEL);
> + if (!reg_cache)
> + panic("could not allocate register reg_cache.\n");
> + reg_cache->rdump = samsung_clk_alloc_reg_dump(rdump, nr_rdump);
> +
> + if (!reg_cache->rdump)
> + panic("could not allocate register dump storage.\n");
> +
> + /* since we should register syscore_ops only once
> + * check for list emptyness
> + */
> + if (list_empty(&clock_reg_cache_list))
> + register_syscore_ops(&exynos_clk_syscore_ops);
> +
> + reg_cache->reg_base = reg_base;
> + reg_cache->rd_num = nr_rdump;
> + list_add_tail(®_cache->node, &clock_reg_cache_list);
> +}
> +
> +#else
> +static void exynos_clk_sleep_init(void __iomem *reg_base,
> + const unsigned long *rdump,
> + unsigned long nr_rdump) {}
> +#endif
> +
> +/*
> + * Common function which registers plls, muxes, dividers and gates
> + * for each CMU. It also add CMU register list to register cache.
> + */
> +void __init exynos_cmu_register_one(struct device_node *np,
> + struct exynos_cmu_info *cmu)
> +{
> + void __iomem *reg_base;
> + struct samsung_clk_provider *ctx;
> +
> + reg_base = of_iomap(np, 0);
> + if (!reg_base)
> + panic("%s: failed to map registers\n", __func__);
> +
> + ctx = samsung_clk_init(np, reg_base, cmu->nr_clk_ids);
> + if (!ctx)
> + panic("%s: unable to alllocate ctx\n", __func__);
> +
> + if (cmu->pll_clks)
> + samsung_clk_register_pll(ctx, cmu->pll_clks, cmu->nr_pll_clks,
> + reg_base);
> + if (cmu->mux_clks)
> + samsung_clk_register_mux(ctx, cmu->mux_clks,
> + cmu->nr_mux_clks);
> + if (cmu->div_clks)
> + samsung_clk_register_div(ctx, cmu->div_clks, cmu->nr_div_clks);
> + if (cmu->gate_clks)
> + samsung_clk_register_gate(ctx, cmu->gate_clks,
> + cmu->nr_gate_clks);
> + if (cmu->fixed_clks)
> + samsung_clk_register_fixed_rate(ctx, cmu->fixed_clks,
> + cmu->nr_fixed_clks);
> + if (cmu->clk_regs)
> + exynos_clk_sleep_init(reg_base, cmu->clk_regs,
> + cmu->nr_clk_regs);
> +
> + samsung_clk_of_add_provider(np, ctx);
> +}
> diff --git a/drivers/clk/samsung/clk.h b/drivers/clk/samsung/clk.h
> index 66ab36b..552d155 100644
> --- a/drivers/clk/samsung/clk.h
> +++ b/drivers/clk/samsung/clk.h
> @@ -324,6 +324,37 @@ struct samsung_pll_clock {
> __PLL(_typ, _id, NULL, _name, _pname, CLK_GET_RATE_NOCACHE, \
> _lock, _con, _rtable, _alias)
>
> +struct exynos_clock_reg_cache {
> + struct list_head node;
> + void __iomem *reg_base;
> + struct samsung_clk_reg_dump *rdump;
> + unsigned int rd_num;
> +};
> +
> +struct exynos_cmu_info {
> + /* list of pll clocks and respective count */
> + struct samsung_pll_clock *pll_clks;
> + unsigned int nr_pll_clks;
> + /* list of mux clocks and respective count */
> + struct samsung_mux_clock *mux_clks;
> + unsigned int nr_mux_clks;
> + /* list of div clocks and respective count */
> + struct samsung_div_clock *div_clks;
> + unsigned int nr_div_clks;
> + /* list of gate clocks and respective count */
> + struct samsung_gate_clock *gate_clks;
> + unsigned int nr_gate_clks;
> + /* list of fixed clocks and respective count */
> + struct samsung_fixed_rate_clock *fixed_clks;
> + unsigned int nr_fixed_clks;
> + /* total number of clocks with IDs assigned*/
> + unsigned int nr_clk_ids;
> +
> + /* list and number of clocks registers */
> + unsigned long *clk_regs;
> + unsigned int nr_clk_regs;
> +};
> +
> extern struct samsung_clk_provider *__init samsung_clk_init(
> struct device_node *np, void __iomem *base,
> unsigned long nr_clks);
> @@ -362,6 +393,9 @@ extern void __init samsung_clk_register_pll(struct samsung_clk_provider *ctx,
> struct samsung_pll_clock *pll_list,
> unsigned int nr_clk, void __iomem *base);
>
> +extern void __init exynos_cmu_register_one(struct device_node *,
> + struct exynos_cmu_info *);
> +
> extern unsigned long _get_rate(const char *clk_name);
>
> extern void samsung_clk_save(void __iomem *base,
> --
> 1.7.9.5
>
--
Shine bright,
(: Nav :)
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