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clk: renesas: r9a07g044: Add M4 Clock support 

Add support for M4 clock which is sourced from pll2_533_div2.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20220430114156.6260-8-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Biju Das 2022-04-30 12:41:54 +01:00 committed by Geert Uytterhoeven
parent 359f10c1b0
commit 31d5ef2f56
1 changed files with 18 additions and 1 deletions
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19
drivers/clk/renesas/r9a07g044-cpg.c
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@ -57,6 +57,9 @@ enum clk_ids {
CLK_SEL_GPU2,
CLK_SEL_PLL5_4,
CLK_DSI_DIV,
CLK_PLL2_533,
CLK_PLL2_533_DIV2,
CLK_DIV_DSI_LPCLK,
/* Module Clocks */
MOD_CLK_BASE,
@ -80,6 +83,14 @@ static const struct clk_div_table dtable_1_32[] = {
{0, 0},
};
static const struct clk_div_table dtable_16_128[] = {
{0, 16},
{1, 32},
{2, 64},
{3, 128},
{0, 0},
};
/* Mux clock tables */
static const char * const sel_pll3_3[] = { ".pll3_533", ".pll3_400" };
static const char * const sel_pll5_4[] = { ".pll5_foutpostdiv", ".pll5_fout1ph0" };
@ -88,7 +99,7 @@ static const char * const sel_shdi[] = { ".clk_533", ".clk_400", ".clk_266" };
static const char * const sel_gpu2[] = { ".pll6", ".pll3_div2_2" };
static const struct {
struct cpg_core_clk common[52];
struct cpg_core_clk common[56];
#ifdef CONFIG_CLK_R9A07G054
struct cpg_core_clk drp[0];
#endif
@ -102,6 +113,7 @@ static const struct {
DEF_FIXED(".osc_div1000", CLK_OSC_DIV1000, CLK_EXTAL, 1, 1000),
DEF_SAMPLL(".pll1", CLK_PLL1, CLK_EXTAL, PLL146_CONF(0)),
DEF_FIXED(".pll2", CLK_PLL2, CLK_EXTAL, 200, 3),
DEF_FIXED(".pll2_533", CLK_PLL2_533, CLK_PLL2, 1, 3),
DEF_FIXED(".pll3", CLK_PLL3, CLK_EXTAL, 200, 3),
DEF_FIXED(".pll3_400", CLK_PLL3_400, CLK_PLL3, 1, 4),
DEF_FIXED(".pll3_533", CLK_PLL3_533, CLK_PLL3, 1, 3),
@ -120,6 +132,8 @@ static const struct {
DEF_FIXED(".pll2_div2_8", CLK_PLL2_DIV2_8, CLK_PLL2_DIV2, 1, 8),
DEF_FIXED(".pll2_div2_10", CLK_PLL2_DIV2_10, CLK_PLL2_DIV2, 1, 10),
DEF_FIXED(".pll2_533_div2", CLK_PLL2_533_DIV2, CLK_PLL2_533, 1, 2),
DEF_FIXED(".pll3_div2", CLK_PLL3_DIV2, CLK_PLL3, 1, 2),
DEF_FIXED(".pll3_div2_2", CLK_PLL3_DIV2_2, CLK_PLL3_DIV2, 1, 2),
DEF_FIXED(".pll3_div2_4", CLK_PLL3_DIV2_4, CLK_PLL3_DIV2, 1, 4),
@ -137,6 +151,8 @@ static const struct {
DEF_FIXED(".pll5_fout1ph0", CLK_PLL5_FOUT1PH0, CLK_PLL5_FOUTPOSTDIV, 1, 2),
DEF_PLL5_4_MUX(".sel_pll5_4", CLK_SEL_PLL5_4, SEL_PLL5_4,
sel_pll5_4, ARRAY_SIZE(sel_pll5_4)),
DEF_DIV(".div_dsi_lpclk", CLK_DIV_DSI_LPCLK, CLK_PLL2_533_DIV2,
DIVDSILPCLK, dtable_16_128, CLK_DIVIDER_HIWORD_MASK),
/* Core output clk */
DEF_DIV("I", R9A07G044_CLK_I, CLK_PLL1, DIVPL1A, dtable_1_8,
@ -169,6 +185,7 @@ static const struct {
DEF_FIXED("M2_DIV2", CLK_M2_DIV2, R9A07G044_CLK_M2, 1, 2),
DEF_DSI_DIV("DSI_DIV", CLK_DSI_DIV, CLK_SEL_PLL5_4, CLK_SET_RATE_PARENT),
DEF_FIXED("M3", R9A07G044_CLK_M3, CLK_DSI_DIV, 1, 1),
DEF_FIXED("M4", R9A07G044_CLK_M4, CLK_DIV_DSI_LPCLK, 1, 1),
},
#ifdef CONFIG_CLK_R9A07G054
.drp = {