Seungwhan Youn wrote:
>
> This patch add SCLK_SPDIF clock to support source clock of S/PDIF
> on S5PV210.
>
> Signed-off-by: Seungwhan Youn <sw.youn@xxxxxxxxxxx>
> ---
> arch/arm/mach-s5pv210/clock.c | 62
> +++++++++++++++++++++++++++++++++++------
> 1 files changed, 53 insertions(+), 9 deletions(-)
>
> diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
> index d562670..195a088 100644
> --- a/arch/arm/mach-s5pv210/clock.c
> +++ b/arch/arm/mach-s5pv210/clock.c
> @@ -431,6 +431,12 @@ static struct clk init_clocks_disable[] = {
> .parent = &clk_p,
> .enable = s5pv210_clk_ip3_ctrl,
> .ctrlbit = (1 << 6),
> + }, {
> + .name = "spdif",
> + .id = -1,
> + .parent = &clk_p,
> + .enable = s5pv210_clk_ip3_ctrl,
> + .ctrlbit = (1 << 0),
> },
> };
>
> @@ -660,6 +666,53 @@ static struct clksrc_sources clkset_sclk_spdif = {
> .nr_sources = ARRAY_SIZE(clkset_sclk_spdif_list),
> };
>
> +static int s5pv210_spdif_set_rate(struct clk *clk, unsigned long rate)
> +{
> + struct clk *pclk;
> + int ret;
> +
> + pclk = clk_get_parent(clk);
> + if (IS_ERR(pclk))
> + return -EINVAL;
> +
> + ret = pclk->ops->set_rate(pclk, rate);
> + clk_put(pclk);
> +
> + return ret;
> +}
> +
Similar with previous reply...please refer to it...
> +static unsigned long s5pv210_spdif_get_rate(struct clk *clk)
> +{
> + struct clk *pclk;
> + int rate;
> +
> + pclk = clk_get_parent(clk);
> + if (IS_ERR(pclk))
> + return -EINVAL;
> +
> + rate = pclk->ops->get_rate(clk);
> + clk_put(pclk);
> +
> + return rate;
> +}
> +
> +static struct clk_ops s5pv210_sclk_spdif_ops = {
> + .set_rate = s5pv210_spdif_set_rate,
> + .get_rate = s5pv210_spdif_get_rate,
> +};
> +
> +static struct clksrc_clk clk_sclk_spdif = {
> + .clk = {
> + .name = "sclk_spdif",
> + .id = -1,
> + .enable = s5pv210_clk_mask0_ctrl,
> + .ctrlbit = (1 << 27),
> + .ops = &s5pv210_sclk_spdif_ops,
> + },
> + .sources = &clkset_sclk_spdif,
> + .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
> +};
> +
> static struct clk *clkset_group2_list[] = {
> [0] = &clk_ext_xtal_mux,
> [1] = &clk_xusbxti,
> @@ -744,15 +797,6 @@ static struct clksrc_clk clksrcs[] = {
> .sources = &clkset_sclk_mixer,
> .reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 1 },
> }, {
> - .clk = {
> - .name = "sclk_spdif",
> - .id = -1,
> - .enable = s5pv210_clk_mask0_ctrl,
> - .ctrlbit = (1 << 27),
> - },
> - .sources = &clkset_sclk_spdif,
> - .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
> - }, {
> .clk = {
> .name = "sclk_fimc",
> .id = 0,
> --
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@xxxxxxxxxxx>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
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