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[RFC,30/37] clk: renesas: r8a7794: Add rwdt clock

Message ID 1516903391-30467-31-git-send-email-fabrizio.castro@bp.renesas.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Fabrizio Castro Jan. 25, 2018, 6:03 p.m. UTC 
Add "rwdt" clock to r8a7794_mod_clks. Also, since we may need to access
the watchdog registers at any time, declare the clock as critical.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>
---
 drivers/clk/renesas/r8a7794-cpg-mssr.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Geert Uytterhoeven Jan. 26, 2018, 10:25 a.m. UTC | #1 
On Thu, Jan 25, 2018 at 7:03 PM, Fabrizio Castro
<fabrizio.castro@bp.renesas.com> wrote:
> Add "rwdt" clock to r8a7794_mod_clks. Also, since we may need to access
> the watchdog registers at any time, declare the clock as critical.
>
> Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>

With the critical clock handling removed (that can be done by the driver,
if really needed)

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

> --- a/drivers/clk/renesas/r8a7794-cpg-mssr.c
> +++ b/drivers/clk/renesas/r8a7794-cpg-mssr.c
> @@ -121,6 +121,7 @@ static const struct mssr_mod_clk r8a7794_mod_clks[] __initconst = {
>         DEF_MOD("cmt1",                  329,   R8A7794_CLK_R),
>         DEF_MOD("usbhs-dmac0",           330,   R8A7794_CLK_HP),
>         DEF_MOD("usbhs-dmac1",           331,   R8A7794_CLK_HP),
> +       DEF_MOD("rwdt",                  402,   R8A7794_CLK_R),
>         DEF_MOD("irqc",                  407,   R8A7794_CLK_CP),
>         DEF_MOD("intc-sys",              408,   R8A7794_CLK_ZS),
>         DEF_MOD("audio-dmac0",           502,   R8A7794_CLK_HP),
> @@ -190,6 +191,7 @@ static const struct mssr_mod_clk r8a7794_mod_clks[] __initconst = {
>  };
>
>  static const unsigned int r8a7794_crit_mod_clks[] __initconst = {
> +       MOD_CLK_ID(402),        /* RWDT */
>         MOD_CLK_ID(408),        /* INTC-SYS (GIC) */
>  };

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox

Patch

diff --git a/drivers/clk/renesas/r8a7794-cpg-mssr.c b/drivers/clk/renesas/r8a7794-cpg-mssr.c
index ec091a4..2a40bbe 100644
--- a/drivers/clk/renesas/r8a7794-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a7794-cpg-mssr.c
@@ -121,6 +121,7 @@  static const struct mssr_mod_clk r8a7794_mod_clks[] __initconst = {
 	DEF_MOD("cmt1",			 329,	R8A7794_CLK_R),
 	DEF_MOD("usbhs-dmac0",		 330,	R8A7794_CLK_HP),
 	DEF_MOD("usbhs-dmac1",		 331,	R8A7794_CLK_HP),
+	DEF_MOD("rwdt",			 402,	R8A7794_CLK_R),
 	DEF_MOD("irqc",			 407,	R8A7794_CLK_CP),
 	DEF_MOD("intc-sys",		 408,	R8A7794_CLK_ZS),
 	DEF_MOD("audio-dmac0",		 502,	R8A7794_CLK_HP),
@@ -190,6 +191,7 @@  static const struct mssr_mod_clk r8a7794_mod_clks[] __initconst = {
 };
 
 static const unsigned int r8a7794_crit_mod_clks[] __initconst = {
+	MOD_CLK_ID(402),	/* RWDT */
 	MOD_CLK_ID(408),	/* INTC-SYS (GIC) */
 };