Re: [PATCH 5/8 v4] clk: samsung: exynos5250/5420: Add gate clock for SSS module

Tomasz Figa
2014-01-24T15:26:55Z

Hi Naveen,

Exynos5250 specific part looks good, but I have a little doubt in case
of Exynos5420.

On 15.01.2014 10:16, Naveen Krishna Chatradhi wrote:
> This patch adds gating clock for SSS(Security SubSystem)
> module on Exynos5250/5420.
>
> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
> TO: <linux-samsung-soc@vger.kernel.org>
> TO: Tomasz Figa <t.figa@samsung.com>
> CC: Kukjin Kim <kgene.kim@samsung.com>
> CC: <linux-crypto@vger.kernel.org>
> ---
> Changes since v3:
> 1. Rebased on to https://git.kernel.org/pub/scm/linux/kernel/git/tfiga/samsung-clk.git
> 2. Added new ID for SSS clock on Exynos5250, with Documentation and
> 3. Added gate clocks definitions for SSS on Exynos5420 and Exynos5250
[snip]
> --- a/drivers/clk/samsung/clk-exynos5420.c
> +++ b/drivers/clk/samsung/clk-exynos5420.c
> @@ -26,6 +26,7 @@
> #define DIV_CPU1 0x504
> #define GATE_BUS_CPU 0x700
> #define GATE_SCLK_CPU 0x800
> +#define GATE_BUS_G2D 0x8700
> #define CPLL_LOCK 0x10020
> #define DPLL_LOCK 0x10030
> #define EPLL_LOCK 0x10040
> @@ -702,6 +703,9 @@ static struct samsung_gate_clock exynos5420_gate_clks[] __initdata = {
> 0),
> GATE(CLK_SMMU_MIXER, "smmu_mixer", "aclk200_disp1", GATE_IP_DISP1, 9, 0,
> 0),
> +
> + /* SSS */
> + GATE(CLK_SSS, "sss", "aclk266_g2d", GATE_BUS_G2D, 2, 0, 0),

Isn't there a combined gate for all SSS clocks in one of GATE_IP_*
registers?

Best regards,
Tomasz