clk: samsung: exynos7: Add clocks for MSCL block

Add clock support for the MSCL block for Exynos7.

Signed-off-by: Tony K Nadackal <tony.kn@samsung.com>
Reviewed-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

diff --git a/Documentation/devicetree/bindings/clock/exynos7-clock.txt b/Documentation/devicetree/bindings/clock/exynos7-clock.txt
index 6d3d5f8..d0e048c 100644 (file)
--- a/Documentation/devicetree/bindings/clock/exynos7-clock.txt
+++ b/Documentation/devicetree/bindings/clock/exynos7-clock.txt
@@ -34,6 +34,7 @@ Required Properties for Clock Controller:
        - "samsung,exynos7-clock-peris"
        - "samsung,exynos7-clock-fsys0"
        - "samsung,exynos7-clock-fsys1"
+       - "samsung,exynos7-clock-mscl"
 
  - reg: physical base address of the controller and the length of
        memory mapped region.

diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c
index ea4483b..fa00f0c 100644 (file)
--- a/drivers/clk/samsung/clk-exynos7.c
+++ b/drivers/clk/samsung/clk-exynos7.c
@@ -34,6 +34,7 @@
 #define DIV_TOPC0              0x0600
 #define DIV_TOPC1              0x0604
 #define DIV_TOPC3              0x060C
+#define ENABLE_ACLK_TOPC1      0x0804
 
 static struct samsung_fixed_factor_clock topc_fixed_factor_clks[] __initdata = {
        FFACTOR(0, "ffac_topc_bus0_pll_div2", "mout_bus0_pll_ctrl", 1, 2, 0),
@@ -107,6 +108,7 @@ static struct samsung_mux_clock topc_mux_clks[] __initdata = {
 
        MUX(0, "mout_aclk_ccore_133", mout_topc_group2, MUX_SEL_TOPC2, 4, 2),
 
+       MUX(0, "mout_aclk_mscl_532", mout_topc_group2, MUX_SEL_TOPC3, 20, 2),
        MUX(0, "mout_aclk_peris_66", mout_topc_group2, MUX_SEL_TOPC3, 24, 2),
 };
 
@@ -114,6 +116,8 @@ static struct samsung_div_clock topc_div_clks[] __initdata = {
        DIV(DOUT_ACLK_CCORE_133, "dout_aclk_ccore_133", "mout_aclk_ccore_133",
                DIV_TOPC0, 4, 4),
 
+       DIV(DOUT_ACLK_MSCL_532, "dout_aclk_mscl_532", "mout_aclk_mscl_532",
+               DIV_TOPC1, 20, 4),
        DIV(DOUT_ACLK_PERIS, "dout_aclk_peris_66", "mout_aclk_peris_66",
                DIV_TOPC1, 24, 4),
 
@@ -127,6 +131,11 @@ static struct samsung_div_clock topc_div_clks[] __initdata = {
                DIV_TOPC3, 16, 3),
 };
 
+static struct samsung_gate_clock topc_gate_clks[] __initdata = {
+       GATE(ACLK_MSCL_532, "aclk_mscl_532", "dout_aclk_mscl_532",
+               ENABLE_ACLK_TOPC1, 20, 0, 0),
+};
+
 static struct samsung_pll_clock topc_pll_clks[] __initdata = {
        PLL(pll_1451x, 0, "fout_bus0_pll", "fin_pll", BUS0_PLL_LOCK,
                BUS0_PLL_CON0, NULL),
@@ -147,6 +156,8 @@ static struct samsung_cmu_info topc_cmu_info __initdata = {
        .nr_mux_clks            = ARRAY_SIZE(topc_mux_clks),
        .div_clks               = topc_div_clks,
        .nr_div_clks            = ARRAY_SIZE(topc_div_clks),
+       .gate_clks              = topc_gate_clks,
+       .nr_gate_clks           = ARRAY_SIZE(topc_gate_clks),
        .fixed_factor_clks      = topc_fixed_factor_clks,
        .nr_fixed_factor_clks   = ARRAY_SIZE(topc_fixed_factor_clks),
        .nr_clk_ids             = TOPC_NR_CLK,
@@ -741,3 +752,116 @@ static void __init exynos7_clk_fsys1_init(struct device_node *np)
 
 CLK_OF_DECLARE(exynos7_clk_fsys1, "samsung,exynos7-clock-fsys1",
        exynos7_clk_fsys1_init);
+
+#define MUX_SEL_MSCL                   0x0200
+#define DIV_MSCL                       0x0600
+#define ENABLE_ACLK_MSCL               0x0800
+#define ENABLE_PCLK_MSCL               0x0900
+
+/* List of parent clocks for Muxes in CMU_MSCL */
+PNAME(mout_aclk_mscl_532_user_p)       = { "fin_pll", "aclk_mscl_532" };
+
+static unsigned long mscl_clk_regs[] __initdata = {
+       MUX_SEL_MSCL,
+       DIV_MSCL,
+       ENABLE_ACLK_MSCL,
+       ENABLE_PCLK_MSCL,
+};
+
+static struct samsung_mux_clock mscl_mux_clks[] __initdata = {
+       MUX(USERMUX_ACLK_MSCL_532, "usermux_aclk_mscl_532",
+               mout_aclk_mscl_532_user_p, MUX_SEL_MSCL, 0, 1),
+};
+static struct samsung_div_clock mscl_div_clks[] __initdata = {
+       DIV(DOUT_PCLK_MSCL, "dout_pclk_mscl", "usermux_aclk_mscl_532",
+                       DIV_MSCL, 0, 3),
+};
+static struct samsung_gate_clock mscl_gate_clks[] __initdata = {
+
+       GATE(ACLK_MSCL_0, "aclk_mscl_0", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 31, 0, 0),
+       GATE(ACLK_MSCL_1, "aclk_mscl_1", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 30, 0, 0),
+       GATE(ACLK_JPEG, "aclk_jpeg", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 29, 0, 0),
+       GATE(ACLK_G2D, "aclk_g2d", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 28, 0, 0),
+       GATE(ACLK_LH_ASYNC_SI_MSCL_0, "aclk_lh_async_si_mscl_0",
+                       "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 27, 0, 0),
+       GATE(ACLK_LH_ASYNC_SI_MSCL_1, "aclk_lh_async_si_mscl_1",
+                       "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 26, 0, 0),
+       GATE(ACLK_XIU_MSCLX_0, "aclk_xiu_msclx_0", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 25, 0, 0),
+       GATE(ACLK_XIU_MSCLX_1, "aclk_xiu_msclx_1", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 24, 0, 0),
+       GATE(ACLK_AXI2ACEL_BRIDGE, "aclk_axi2acel_bridge",
+                       "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 23, 0, 0),
+       GATE(ACLK_QE_MSCL_0, "aclk_qe_mscl_0", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 22, 0, 0),
+       GATE(ACLK_QE_MSCL_1, "aclk_qe_mscl_1", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 21, 0, 0),
+       GATE(ACLK_QE_JPEG, "aclk_qe_jpeg", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 20, 0, 0),
+       GATE(ACLK_QE_G2D, "aclk_qe_g2d", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 19, 0, 0),
+       GATE(ACLK_PPMU_MSCL_0, "aclk_ppmu_mscl_0", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 18, 0, 0),
+       GATE(ACLK_PPMU_MSCL_1, "aclk_ppmu_mscl_1", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 17, 0, 0),
+       GATE(ACLK_MSCLNP_133, "aclk_msclnp_133", "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 16, 0, 0),
+       GATE(ACLK_AHB2APB_MSCL0P, "aclk_ahb2apb_mscl0p",
+                       "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 15, 0, 0),
+       GATE(ACLK_AHB2APB_MSCL1P, "aclk_ahb2apb_mscl1p",
+                       "usermux_aclk_mscl_532",
+                       ENABLE_ACLK_MSCL, 14, 0, 0),
+
+       GATE(PCLK_MSCL_0, "pclk_mscl_0", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 31, 0, 0),
+       GATE(PCLK_MSCL_1, "pclk_mscl_1", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 30, 0, 0),
+       GATE(PCLK_JPEG, "pclk_jpeg", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 29, 0, 0),
+       GATE(PCLK_G2D, "pclk_g2d", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 28, 0, 0),
+       GATE(PCLK_QE_MSCL_0, "pclk_qe_mscl_0", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 27, 0, 0),
+       GATE(PCLK_QE_MSCL_1, "pclk_qe_mscl_1", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 26, 0, 0),
+       GATE(PCLK_QE_JPEG, "pclk_qe_jpeg", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 25, 0, 0),
+       GATE(PCLK_QE_G2D, "pclk_qe_g2d", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 24, 0, 0),
+       GATE(PCLK_PPMU_MSCL_0, "pclk_ppmu_mscl_0", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 23, 0, 0),
+       GATE(PCLK_PPMU_MSCL_1, "pclk_ppmu_mscl_1", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 22, 0, 0),
+       GATE(PCLK_AXI2ACEL_BRIDGE, "pclk_axi2acel_bridge", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 21, 0, 0),
+       GATE(PCLK_PMU_MSCL, "pclk_pmu_mscl", "dout_pclk_mscl",
+                       ENABLE_PCLK_MSCL, 20, 0, 0),
+};
+
+static struct samsung_cmu_info mscl_cmu_info __initdata = {
+       .mux_clks               = mscl_mux_clks,
+       .nr_mux_clks            = ARRAY_SIZE(mscl_mux_clks),
+       .div_clks               = mscl_div_clks,
+       .nr_div_clks            = ARRAY_SIZE(mscl_div_clks),
+       .gate_clks              = mscl_gate_clks,
+       .nr_gate_clks           = ARRAY_SIZE(mscl_gate_clks),
+       .nr_clk_ids             = MSCL_NR_CLK,
+       .clk_regs               = mscl_clk_regs,
+       .nr_clk_regs            = ARRAY_SIZE(mscl_clk_regs),
+};
+
+static void __init exynos7_clk_mscl_init(struct device_node *np)
+{
+       samsung_cmu_register_one(np, &mscl_cmu_info);
+}
+
+CLK_OF_DECLARE(exynos7_clk_mscl, "samsung,exynos7-clock-mscl",
+               exynos7_clk_mscl_init);

diff --git a/include/dt-bindings/clock/exynos7-clk.h b/include/dt-bindings/clock/exynos7-clk.h
index 8e4681b..9f230da 100644 (file)
--- a/include/dt-bindings/clock/exynos7-clk.h
+++ b/include/dt-bindings/clock/exynos7-clk.h
@@ -17,7 +17,9 @@
 #define DOUT_SCLK_CC_PLL               4
 #define DOUT_SCLK_MFC_PLL              5
 #define DOUT_ACLK_CCORE_133            6
-#define TOPC_NR_CLK                    7
+#define DOUT_ACLK_MSCL_532             7
+#define ACLK_MSCL_532                  8
+#define TOPC_NR_CLK                    9
 
 /* TOP0 */
 #define DOUT_ACLK_PERIC1               1
@@ -89,4 +91,40 @@
 #define ACLK_MMC0                      2
 #define FSYS1_NR_CLK                   3
 
+/* MSCL */
+#define USERMUX_ACLK_MSCL_532          1
+#define DOUT_PCLK_MSCL                 2
+#define ACLK_MSCL_0                    3
+#define ACLK_MSCL_1                    4
+#define ACLK_JPEG                      5
+#define ACLK_G2D                       6
+#define ACLK_LH_ASYNC_SI_MSCL_0                7
+#define ACLK_LH_ASYNC_SI_MSCL_1                8
+#define ACLK_AXI2ACEL_BRIDGE           9
+#define ACLK_XIU_MSCLX_0               10
+#define ACLK_XIU_MSCLX_1               11
+#define ACLK_QE_MSCL_0                 12
+#define ACLK_QE_MSCL_1                 13
+#define ACLK_QE_JPEG                   14
+#define ACLK_QE_G2D                    15
+#define ACLK_PPMU_MSCL_0               16
+#define ACLK_PPMU_MSCL_1               17
+#define ACLK_MSCLNP_133                        18
+#define ACLK_AHB2APB_MSCL0P            19
+#define ACLK_AHB2APB_MSCL1P            20
+
+#define PCLK_MSCL_0                    21
+#define PCLK_MSCL_1                    22
+#define PCLK_JPEG                      23
+#define PCLK_G2D                       24
+#define PCLK_QE_MSCL_0                 25
+#define PCLK_QE_MSCL_1                 26
+#define PCLK_QE_JPEG                   27
+#define PCLK_QE_G2D                    28
+#define PCLK_PPMU_MSCL_0               29
+#define PCLK_PPMU_MSCL_1               30
+#define PCLK_AXI2ACEL_BRIDGE           31
+#define PCLK_PMU_MSCL                  32
+#define MSCL_NR_CLK                    33
+
 #endif /* _DT_BINDINGS_CLOCK_EXYNOS7_H */