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authorBiju Das <biju.das.jz@bp.renesas.com>2021-11-12 08:10:01 +0000
committerGeert Uytterhoeven <geert+renesas@glider.be>2021-11-19 11:34:56 +0100
commitd6dabaf678971733da56b2e84793348f714d42ff (patch)
treeae7034a2b41bb18cf7ff0cbf0a9237f38d3cf5e8 /drivers/clk/renesas
parent86e122c0754951094a3857870ad9f4022e056f6b (diff)
clk: renesas: r9a07g044: Change core clock "I" from DEF_FIXED->DEF_DIV
Core clock "I" is sourced from CPG_PL1_DDIV divider as per HW manual Rev.1.00. This patch adds clock divider table "dtable_1_8" and switches to DEF_DIV for "I" clock. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Link: https://lore.kernel.org/r/20211112081003.15453-3-biju.das.jz@bp.renesas.com Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'drivers/clk/renesas')
-rw-r--r--drivers/clk/renesas/r9a07g044-cpg.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c
index 6c0c95be7090..02c4d0b9d7e5 100644
--- a/drivers/clk/renesas/r9a07g044-cpg.c
+++ b/drivers/clk/renesas/r9a07g044-cpg.c
@@ -56,6 +56,14 @@ enum clk_ids {
};
/* Divider tables */
+static const struct clk_div_table dtable_1_8[] = {
+ {0, 1},
+ {1, 2},
+ {2, 4},
+ {3, 8},
+ {0, 0},
+};
+
static const struct clk_div_table dtable_1_32[] = {
{0, 1},
{1, 2},
@@ -110,7 +118,8 @@ static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = {
DEF_FIXED(".pll6_250", CLK_PLL6_250, CLK_PLL6, 1, 2),
/* Core output clk */
- DEF_FIXED("I", R9A07G044_CLK_I, CLK_PLL1, 1, 1),
+ DEF_DIV("I", R9A07G044_CLK_I, CLK_PLL1, DIVPL1A, dtable_1_8,
+ CLK_DIVIDER_HIWORD_MASK),
DEF_DIV("P0", R9A07G044_CLK_P0, CLK_PLL2_DIV2_8, DIVPL2A,
dtable_1_32, CLK_DIVIDER_HIWORD_MASK),
DEF_FIXED("P0_DIV2", R9A07G044_CLK_P0_DIV2, R9A07G044_CLK_P0, 1, 2),