diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-01-18 20:09:01 +0300 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-02-22 11:51:20 +0300 |
| commit | 78789705581dcb2138302de11dce2ee2642e758e (patch) | |
| tree | cabd8487af694d7bcd87a4ecd15dff88e03d92f0 /drivers/clk | |
| parent | 691419f90f7fb8a6f247b477cb539644e11431da (diff) | |
| download | linux-78789705581dcb2138302de11dce2ee2642e758e.tar.xz | |
clk: renesas: r8a779f0: Add WDT clock
Add the module clock used by the RCLK Watchdog Timer (RWDT) on the
Renesas R-Car S4-8 (r8a779f0) SoC. Mark it as a critical clock, to
ensure uninterrupted watchdog operation.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/8d9b280065a663f2cf31db7b21a010aa781a0af1.1642525158.git.geert+renesas@glider.be
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/renesas/r8a779f0-cpg-mssr.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/clk/renesas/r8a779f0-cpg-mssr.c b/drivers/clk/renesas/r8a779f0-cpg-mssr.c index 4100078406d6..e48c5af73414 100644 --- a/drivers/clk/renesas/r8a779f0-cpg-mssr.c +++ b/drivers/clk/renesas/r8a779f0-cpg-mssr.c @@ -121,6 +121,11 @@ static const struct mssr_mod_clk r8a779f0_mod_clks[] __initconst = { DEF_MOD("scif4", 705, R8A779F0_CLK_S0D12_PER), DEF_MOD("sys-dmac0", 709, R8A779F0_CLK_S0D3_PER), DEF_MOD("sys-dmac1", 710, R8A779F0_CLK_S0D3_PER), + DEF_MOD("wdt", 907, R8A779F0_CLK_R), +}; + +static const unsigned int r8a779f0_crit_mod_clks[] __initconst = { + MOD_CLK_ID(907), /* WDT */ }; /* @@ -177,6 +182,10 @@ const struct cpg_mssr_info r8a779f0_cpg_mssr_info __initconst = { .num_mod_clks = ARRAY_SIZE(r8a779f0_mod_clks), .num_hw_mod_clks = 28 * 32, + /* Critical Module Clocks */ + .crit_mod_clks = r8a779f0_crit_mod_clks, + .num_crit_mod_clks = ARRAY_SIZE(r8a779f0_crit_mod_clks), + /* Callbacks */ .init = r8a779f0_cpg_mssr_init, .cpg_clk_register = rcar_gen4_cpg_clk_register, |