[PATCH 1/4] clk: renesas: r9a09g011: Add SDHI/eMMC clock and reset entries

From: Fabrizio Castro
Date: Tue Dec 13 2022 - 18:01:52 EST


From: Phil Edworthy <phil.edworthy@xxxxxxxxxxx>

Add SDHI/eMMC clock/reset entries to CPG driver.

Signed-off-by: Phil Edworthy <phil.edworthy@xxxxxxxxxxx>
---

This patch can clash with the below patch (which hasn't been reviewed
yet):
https://patchwork.kernel.org/project/linux-renesas-soc/patch/20221212172804.1277751-2-biju.das.jz@xxxxxxxxxxxxxx/

drivers/clk/renesas/r9a09g011-cpg.c | 34 +++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g011-cpg.c b/drivers/clk/renesas/r9a09g011-cpg.c
index dd5e442ec4a9..8437b7d38e94 100644
--- a/drivers/clk/renesas/r9a09g011-cpg.c
+++ b/drivers/clk/renesas/r9a09g011-cpg.c
@@ -23,11 +23,14 @@

#define DIV_A DDIV_PACK(0x200, 0, 3)
#define DIV_B DDIV_PACK(0x204, 0, 2)
+#define DIV_D DDIV_PACK(0x204, 4, 2)
#define DIV_E DDIV_PACK(0x204, 8, 1)
#define DIV_W DDIV_PACK(0x328, 0, 3)

#define SEL_B SEL_PLL_PACK(0x214, 0, 1)
+#define SEL_D SEL_PLL_PACK(0x214, 1, 1)
#define SEL_E SEL_PLL_PACK(0x214, 2, 1)
+#define SEL_SDI SEL_PLL_PACK(0x300, 0, 1)
#define SEL_W0 SEL_PLL_PACK(0x32C, 0, 1)

enum clk_ids {
@@ -50,11 +53,14 @@ enum clk_ids {
CLK_PLL4,
CLK_DIV_A,
CLK_DIV_B,
+ CLK_DIV_D,
CLK_DIV_E,
CLK_DIV_W,
CLK_SEL_B,
CLK_SEL_B_D2,
+ CLK_SEL_D,
CLK_SEL_E,
+ CLK_SEL_SDI,
CLK_SEL_W0,

/* Module Clocks */
@@ -81,6 +87,14 @@ static const struct clk_div_table dtable_divb[] = {
{0, 0},
};

+
+static const struct clk_div_table dtable_divd[] = {
+ {0, 1},
+ {1, 2},
+ {2, 4},
+ {0, 0},
+};
+
static const struct clk_div_table dtable_divw[] = {
{0, 6},
{1, 7},
@@ -94,8 +108,10 @@ static const struct clk_div_table dtable_divw[] = {

/* Mux clock tables */
static const char * const sel_b[] = { ".main", ".divb" };
+static const char * const sel_d[] = { ".main", ".divd" };
static const char * const sel_e[] = { ".main", ".dive" };
static const char * const sel_w[] = { ".main", ".divw" };
+static const char * const sel_sdi[] = { ".main", ".pll2_200" };

static const struct cpg_core_clk r9a09g011_core_clks[] __initconst = {
/* External Clock Inputs */
@@ -115,11 +131,14 @@ static const struct cpg_core_clk r9a09g011_core_clks[] __initconst = {

DEF_DIV_RO(".diva", CLK_DIV_A, CLK_PLL1, DIV_A, dtable_diva),
DEF_DIV_RO(".divb", CLK_DIV_B, CLK_PLL2_400, DIV_B, dtable_divb),
+ DEF_DIV_RO(".divd", CLK_DIV_D, CLK_PLL2_200, DIV_D, dtable_divd),
DEF_DIV_RO(".dive", CLK_DIV_E, CLK_PLL2_100, DIV_E, NULL),
DEF_DIV_RO(".divw", CLK_DIV_W, CLK_PLL4, DIV_W, dtable_divw),

DEF_MUX_RO(".selb", CLK_SEL_B, SEL_B, sel_b),
+ DEF_MUX_RO(".seld", CLK_SEL_D, SEL_D, sel_d),
DEF_MUX_RO(".sele", CLK_SEL_E, SEL_E, sel_e),
+ DEF_MUX(".selsdi", CLK_SEL_SDI, SEL_SDI, sel_sdi),
DEF_MUX(".selw0", CLK_SEL_W0, SEL_W0, sel_w),

DEF_FIXED(".selb_d2", CLK_SEL_B_D2, CLK_SEL_B, 1, 2),
@@ -128,6 +147,18 @@ static const struct cpg_core_clk r9a09g011_core_clks[] __initconst = {
static const struct rzg2l_mod_clk r9a09g011_mod_clks[] __initconst = {
DEF_MOD("pfc", R9A09G011_PFC_PCLK, CLK_MAIN, 0x400, 2),
DEF_MOD("gic", R9A09G011_GIC_CLK, CLK_SEL_B_D2, 0x400, 5),
+ DEF_MOD("sdi0_aclk", R9A09G011_SDI0_ACLK, CLK_SEL_D, 0x408, 0),
+ DEF_MOD("sdi0_imclk", R9A09G011_SDI0_IMCLK, CLK_SEL_SDI, 0x408, 1),
+ DEF_MOD("sdi0_imclk2", R9A09G011_SDI0_IMCLK2, CLK_SEL_SDI, 0x408, 2),
+ DEF_MOD("sdi0_clk_hs", R9A09G011_SDI0_CLK_HS, CLK_PLL2_800, 0x408, 3),
+ DEF_MOD("sdi1_aclk", R9A09G011_SDI1_ACLK, CLK_SEL_D, 0x408, 4),
+ DEF_MOD("sdi1_imclk", R9A09G011_SDI1_IMCLK, CLK_SEL_SDI, 0x408, 5),
+ DEF_MOD("sdi1_imclk2", R9A09G011_SDI1_IMCLK2, CLK_SEL_SDI, 0x408, 6),
+ DEF_MOD("sdi1_clk_hs", R9A09G011_SDI1_CLK_HS, CLK_PLL2_800, 0x408, 7),
+ DEF_MOD("emm_aclk", R9A09G011_EMM_ACLK, CLK_SEL_D, 0x408, 8),
+ DEF_MOD("emm_imclk", R9A09G011_EMM_IMCLK, CLK_SEL_SDI, 0x408, 9),
+ DEF_MOD("emm_imclk2", R9A09G011_EMM_IMCLK2, CLK_SEL_SDI, 0x408, 10),
+ DEF_MOD("emm_clk_hs", R9A09G011_EMM_CLK_HS, CLK_PLL2_800, 0x408, 11),
DEF_COUPLED("eth_axi", R9A09G011_ETH0_CLK_AXI, CLK_PLL2_200, 0x40c, 8),
DEF_COUPLED("eth_chi", R9A09G011_ETH0_CLK_CHI, CLK_PLL2_100, 0x40c, 8),
DEF_MOD("eth_clk_gptp", R9A09G011_ETH0_GPTP_EXT, CLK_PLL2_100, 0x40c, 9),
@@ -151,6 +182,9 @@ static const struct rzg2l_mod_clk r9a09g011_mod_clks[] __initconst = {

static const struct rzg2l_reset r9a09g011_resets[] = {
DEF_RST(R9A09G011_PFC_PRESETN, 0x600, 2),
+ DEF_RST_MON(R9A09G011_SDI0_IXRST, 0x608, 0, 6),
+ DEF_RST_MON(R9A09G011_SDI1_IXRST, 0x608, 1, 7),
+ DEF_RST_MON(R9A09G011_EMM_IXRST, 0x608, 2, 8),
DEF_RST_MON(R9A09G011_ETH0_RST_HW_N, 0x608, 11, 11),
DEF_RST_MON(R9A09G011_SYC_RST_N, 0x610, 9, 13),
DEF_RST(R9A09G011_IIC_GPA_PRESETN, 0x614, 8),
--
2.34.1