feat(nxp-clk): add objects needed for DDR clock
The DDR clock can be powered by either a PLL or an oscillator. An MC_CGM
mux selects between these two clock sources. A reset block, part of
partition 0, is also connected to this IP block. Therefore, all the
dependencies mentioned above must be configured to have a working clock.
Change-Id: Ia841428db9acb95c59ea851b6afeb0b7ff9230a2
Signed-off-by: Ghennadi Procopciuc <ghennadi.procopciuc@nxp.com>
diff --git a/drivers/nxp/clk/s32cc/s32cc_clk_modules.c b/drivers/nxp/clk/s32cc/s32cc_clk_modules.c
index 17ded0e..71055ab 100644
--- a/drivers/nxp/clk/s32cc/s32cc_clk_modules.c
+++ b/drivers/nxp/clk/s32cc/s32cc_clk_modules.c
@@ -10,6 +10,9 @@
#define S32CC_A53_MIN_FREQ (48UL * MHZ)
#define S32CC_A53_MAX_FREQ (1000UL * MHZ)
+/* Partitions */
+static struct s32cc_part part0 = S32CC_PART(0);
+
/* Oscillators */
static struct s32cc_osc fxosc =
S32CC_OSC_INIT(S32CC_FXOSC);
@@ -139,7 +142,40 @@
static struct s32cc_clk periph_pll_phi3_clk =
S32CC_FREQ_MODULE_CLK(periph_pll_phi3_div, 0, 133333333);
+/* DDR PLL */
+static struct s32cc_clkmux ddr_pll_mux =
+ S32CC_CLKMUX_INIT(S32CC_DDR_PLL, 0, 2,
+ S32CC_CLK_FIRC,
+ S32CC_CLK_FXOSC, 0, 0, 0);
+static struct s32cc_clk ddr_pll_mux_clk =
+ S32CC_MODULE_CLK(ddr_pll_mux);
+static struct s32cc_pll ddrpll =
+ S32CC_PLL_INIT(ddr_pll_mux_clk, S32CC_DDR_PLL, 1);
+static struct s32cc_clk ddr_pll_vco_clk =
+ S32CC_FREQ_MODULE_CLK(ddrpll, 1300 * MHZ, 1600 * MHZ);
+
-static struct s32cc_clk *s32cc_hw_clk_list[22] = {
+static struct s32cc_pll_out_div ddr_pll_phi0_div =
+ S32CC_PLL_OUT_DIV_INIT(ddrpll, 0);
+static struct s32cc_clk ddr_pll_phi0_clk =
+ S32CC_FREQ_MODULE_CLK(ddr_pll_phi0_div, 0, 800 * MHZ);
+
+/* MC_CGM5 */
+static struct s32cc_clkmux cgm5_mux0 =
+ S32CC_SHARED_CLKMUX_INIT(S32CC_CGM5, 0, 2,
+ S32CC_CLK_FIRC,
+ S32CC_CLK_DDR_PLL_PHI0,
+ 0, 0, 0);
+static struct s32cc_clk cgm5_mux0_clk = S32CC_MODULE_CLK(cgm5_mux0);
+
+/* DDR clock */
+static struct s32cc_part_block part0_block1 =
+ S32CC_PART_BLOCK(&part0, s32cc_part_block1);
+static struct s32cc_part_block_link ddr_block_link =
+ S32CC_PART_BLOCK_LINK(cgm5_mux0_clk, &part0_block1);
+static struct s32cc_clk ddr_clk =
+ S32CC_FREQ_MODULE_CLK(ddr_block_link, 0, 800 * MHZ);
+
+static struct s32cc_clk *s32cc_hw_clk_list[37] = {
/* Oscillators */
[S32CC_CLK_ID(S32CC_CLK_FIRC)] = &firc_clk,
[S32CC_CLK_ID(S32CC_CLK_SIRC)] = &sirc_clk,
@@ -150,6 +186,8 @@
[S32CC_CLK_ID(S32CC_CLK_ARM_PLL_DFS1)] = &arm_dfs1_clk,
/* PERIPH PLL */
[S32CC_CLK_ID(S32CC_CLK_PERIPH_PLL_PHI3)] = &periph_pll_phi3_clk,
+ /* DDR PLL */
+ [S32CC_CLK_ID(S32CC_CLK_DDR_PLL_PHI0)] = &ddr_pll_phi0_clk,
};
static struct s32cc_clk_array s32cc_hw_clocks = {
@@ -158,7 +196,7 @@
.n_clks = ARRAY_SIZE(s32cc_hw_clk_list),
};
-static struct s32cc_clk *s32cc_arch_clk_list[18] = {
+static struct s32cc_clk *s32cc_arch_clk_list[22] = {
/* ARM PLL */
[S32CC_CLK_ID(S32CC_CLK_ARM_PLL_MUX)] = &arm_pll_mux_clk,
[S32CC_CLK_ID(S32CC_CLK_ARM_PLL_VCO)] = &arm_pll_vco_clk,
@@ -184,6 +222,13 @@
/* Linflex */
[S32CC_CLK_ID(S32CC_CLK_LINFLEX)] = &linflex_clk,
[S32CC_CLK_ID(S32CC_CLK_LINFLEX_BAUD)] = &linflex_baud_clk,
+ /* DDR PLL */
+ [S32CC_CLK_ID(S32CC_CLK_DDR_PLL_MUX)] = &ddr_pll_mux_clk,
+ [S32CC_CLK_ID(S32CC_CLK_DDR_PLL_VCO)] = &ddr_pll_vco_clk,
+ /* MC_CGM5 */
+ [S32CC_CLK_ID(S32CC_CLK_MC_CGM5_MUX0)] = &cgm5_mux0_clk,
+ /* DDR */
+ [S32CC_CLK_ID(S32CC_CLK_DDR)] = &ddr_clk,
};
static struct s32cc_clk_array s32cc_arch_clocks = {
diff --git a/include/drivers/nxp/clk/s32cc/s32cc-clk-ids.h b/include/drivers/nxp/clk/s32cc/s32cc-clk-ids.h
index 32287cf..d34dc22 100644
--- a/include/drivers/nxp/clk/s32cc/s32cc-clk-ids.h
+++ b/include/drivers/nxp/clk/s32cc/s32cc-clk-ids.h
@@ -99,4 +99,8 @@
#define S32CC_CLK_DDR_PLL_MUX S32CC_ARCH_CLK(18)
#define S32CC_CLK_DDR_PLL_VCO S32CC_ARCH_CLK(19)
+/* DDR clock */
+#define S32CC_CLK_MC_CGM5_MUX0 S32CC_ARCH_CLK(20)
+#define S32CC_CLK_DDR S32CC_ARCH_CLK(21)
+
#endif /* S32CC_CLK_IDS_H */
diff --git a/include/drivers/nxp/clk/s32cc/s32cc-clk-modules.h b/include/drivers/nxp/clk/s32cc/s32cc-clk-modules.h
index 26d2782..4837f79 100644
--- a/include/drivers/nxp/clk/s32cc/s32cc-clk-modules.h
+++ b/include/drivers/nxp/clk/s32cc/s32cc-clk-modules.h
@@ -37,6 +37,7 @@
S32CC_CGM0,
S32CC_CGM1,
S32CC_DDR_PLL,
+ S32CC_CGM5,
};
struct s32cc_clk_obj {